- updated to GZDoom's new texture management system.

source/CMakeLists.txt

@@ -783,6 +783,7 @@ set (PCH_SOURCES
 	common/textures/bitmap.cpp
 	common/textures/m_png.cpp
 	common/textures/texture.cpp
+	common/textures/gametexture.cpp
 	common/textures/image.cpp
 	common/textures/imagetexture.cpp
 	common/textures/texturemanager.cpp
@@ -1018,6 +1019,7 @@ include_directories(
 	common/textures
 	common/textures/formats
 	common/textures/hires
+	common/textures
 	common/filesystem
 	common/utility
 	common/console

source/build/include/build.h

@@ -856,7 +856,7 @@ void   videoClearScreen(int32_t dacol);
 void   renderDrawMapView(int32_t dax, int32_t day, int32_t zoome, int16_t ang);
 void   rotatesprite_(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t picnum,
                      int8_t dashade, uint8_t dapalnum, int32_t dastat, uint8_t daalpha, uint8_t dablend,
-                     int32_t cx1, int32_t cy1, int32_t cx2, int32_t cy2, FTexture *pic = nullptr, int basepal = 0);
+                     int32_t cx1, int32_t cy1, int32_t cx2, int32_t cy2, FGameTexture *pic = nullptr, int basepal = 0);
 void   renderDrawLine(int32_t x1, int32_t y1, int32_t x2, int32_t y2, uint8_t col);
 void   drawlinergb(int32_t x1, int32_t y1, int32_t x2, int32_t y2, palette_t p);
 void drawlinergb(int32_t x1, int32_t y1, int32_t x2, int32_t y2, PalEntry p);
@@ -864,13 +864,13 @@ void drawlinergb(int32_t x1, int32_t y1, int32_t x2, int32_t y2, PalEntry p);
 ////////// specialized rotatesprite wrappers for (very) often used cases //////////
 static FORCE_INLINE void rotatesprite(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t picnum,
                                 int8_t dashade, uint8_t dapalnum, int32_t dastat,
-                                int32_t cx1, int32_t cy1, int32_t cx2, int32_t cy2, FTexture* pic = nullptr, int basepal = 0)
+                                int32_t cx1, int32_t cy1, int32_t cx2, int32_t cy2, FGameTexture* pic = nullptr, int basepal = 0)
 {
     rotatesprite_(sx, sy, z, a, picnum, dashade, dapalnum, dastat, 0, 0, cx1, cy1, cx2, cy2, pic, basepal);
 }
 // Don't clip at all, i.e. the whole screen real estate is available:
 static FORCE_INLINE void rotatesprite_fs(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t picnum,
-                                   int8_t dashade, uint8_t dapalnum, int32_t dastat, FTexture* pic = nullptr, int basepal = 0)
+                                   int8_t dashade, uint8_t dapalnum, int32_t dastat, FGameTexture* pic = nullptr, int basepal = 0)
 {
     rotatesprite_(sx, sy, z, a, picnum, dashade, dapalnum, dastat, 0, 0, 0,0,xdim-1,ydim-1, pic, basepal);
 }

source/build/include/mdsprite.h

@@ -14,14 +14,14 @@
 #define IDP2_MAGIC 0x32504449
 #define IDP3_MAGIC 0x33504449
 
-class FTexture;
+class FGameTexture;
 class FHardwareTexture;
 
 struct mdmodel_t
 {
 	int32_t mdnum, shadeoff;
 	float scale, bscale, zadd, yoffset;
-	FTexture *texture;
+	FGameTexture *texture;
 	
 	int32_t flags;
 };
@@ -200,7 +200,7 @@ struct voxmodel_t : public mdmodel_t
 
 EXTERN mdmodel_t **models;
 
-FTexture* mdloadskin(idmodel_t* m, int32_t number, int32_t pal, int32_t surf, bool* exact);
+FGameTexture* mdloadskin(idmodel_t* m, int32_t number, int32_t pal, int32_t surf, bool* exact);
 void mdinit(void);
 void freeallmodels(void);
 int32_t polymost_mddraw(tspriteptr_t tspr);

source/build/src/animvpx.cpp

@@ -50,7 +50,7 @@ void VPXTexture::SetFrame(const void *data_, int width, int height)
     Width = width;
     Height = height;
     data = data_;
-    SystemTextures.Clean(true, true);
+    SystemTextures.Clean();
 }
 
 //===========================================================================
@@ -412,27 +412,27 @@ read_ivf_frame:
 
 /////////////// DRAWING! ///////////////
 static int sampler;
-static VPXTexture* vpxtex[2];
+static FGameTexture* vpxtex[2];
 static int which;
 
 void animvpx_setup_glstate(int32_t animvpx_flags)
 {
     ////////// GL STATE //////////
-    vpxtex[0] = new VPXTexture;
+    vpxtex[0] = MakeGameTexture(new VPXTexture, nullptr, ETextureType::Special);
-    vpxtex[1] = new VPXTexture;
+    vpxtex[1] = MakeGameTexture(new VPXTexture, nullptr, ETextureType::Special);
 
     if ((animvpx_flags & CUTSCENE_TEXTUREFILTER && hw_texfilter == TEXFILTER_ON) || animvpx_flags & CUTSCENE_FORCEFILTER ||
-    (!(animvpx_flags & CUTSCENE_TEXTUREFILTER) && !(animvpx_flags & CUTSCENE_FORCENOFILTER))) // if no flags, then use filter for IVFs
+        (!(animvpx_flags & CUTSCENE_TEXTUREFILTER) && !(animvpx_flags & CUTSCENE_FORCENOFILTER))) // if no flags, then use filter for IVFs
     {
-		sampler = SamplerClampXY;
+        sampler = CLAMP_XY;
     }
     else
     {
-		sampler = SamplerNoFilterClampXY;
+        sampler = CLAMP_XY;
     }
 
 
-	GLInterface.ClearScreen(0, true);
+    GLInterface.ClearScreen(0, true);
 }
 
 void animvpx_restore_glstate(void)
@@ -454,7 +454,8 @@ int32_t animvpx_render_frame(animvpx_codec_ctx *codec, double animvpx_aspect)
         return 2;  // shouldn't happen
 
     which ^= 1;
-    vpxtex[which]->SetFrame(codec->pic, codec->width, codec->height);
+    static_cast<VPXTexture*>(vpxtex[which]->GetTexture())->SetFrame(codec->pic, codec->width, codec->height);
+    vpxtex[which]->CleanHardwareData();
 
     float vid_wbyh = ((float)codec->width)/codec->height;
     if (animvpx_aspect > 0)

source/build/src/engine.cpp

@@ -3083,7 +3083,7 @@ static int32_t dorotspr_handle_bit2(int32_t* sxptr, int32_t* syptr, int32_t* z,
 
 void twod_rotatesprite(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t picnum,
     int8_t dashade, uint8_t dapalnum, int32_t dastat, uint8_t daalpha, uint8_t dablend,
-    int32_t clipx1, int32_t clipy1, int32_t clipx2, int32_t clipy2, FTexture* pic, int basepal)
+    int32_t clipx1, int32_t clipy1, int32_t clipx2, int32_t clipy2, FGameTexture* pic, int basepal)
 {
     F2DDrawer::RenderCommand dg = {};
     int method = 0;
@@ -3122,7 +3122,7 @@ void twod_rotatesprite(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t pic
     int light = clamp(scale((numshades - dashade), 255, numshades), 0, 255);
     auto p = PalEntry((uint8_t)(alpha * 255), light, light, light);
 
-    vec2_t const siz = { dg.mTexture->GetDisplayWidth(), dg.mTexture->GetDisplayHeight() };
+    vec2_t const siz = { (int)dg.mTexture->GetDisplayWidth(), (int)dg.mTexture->GetDisplayHeight() };
     vec2_16_t ofs = { 0, 0 };
 
     if (!(dastat & RS_TOPLEFT))
@@ -5327,7 +5327,7 @@ void renderSetAspect(int32_t daxrange, int32_t daaspect)
 //
 void rotatesprite_(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t picnum,
                    int8_t dashade, uint8_t dapalnum, int32_t dastat, uint8_t daalpha, uint8_t dablend,
-                   int32_t cx1, int32_t cy1, int32_t cx2, int32_t cy2, FTexture *tex, int basepal)
+                   int32_t cx1, int32_t cy1, int32_t cx2, int32_t cy2, FGameTexture *tex, int basepal)
 {
     if (!tex && (unsigned)picnum >= MAXTILES)
         return;

source/build/src/mdsprite.cpp

@@ -463,7 +463,7 @@ int32_t md_undefinemodel(int32_t modelid)
 
 
 //Note: even though it says md2model, it works for both md2model&md3model
-FTexture *mdloadskin(idmodel_t *m, int32_t number, int32_t pal, int32_t surf, bool *exact)
+FGameTexture *mdloadskin(idmodel_t *m, int32_t number, int32_t pal, int32_t surf, bool *exact)
 {
     int32_t i;
     mdskinmap_t *sk, *skzero = NULL;
@@ -482,7 +482,7 @@ FTexture *mdloadskin(idmodel_t *m, int32_t number, int32_t pal, int32_t surf, bo
         {
 			if (exact) *exact = true;
             //Printf("Using exact match skin (pal=%d,skinnum=%d,surfnum=%d) %s\n",pal,number,surf,skinfile);
-            return TexMan.GetTexture(sk->texture);
+            return TexMan.GetGameTexture(sk->texture);
         }
         //If no match, give highest priority to number, then pal.. (Parkar's request, 02/27/2005)
         else if ((sk->palette ==   0) && (sk->skinnum == number) && (sk->surfnum == surf) && (i < 5)) { i = 5; skzero = sk; }
@@ -501,7 +501,7 @@ FTexture *mdloadskin(idmodel_t *m, int32_t number, int32_t pal, int32_t surf, bo
 	{
 		//Printf("Using def skin 0,0 as fallback, pal=%d\n", pal);
 		if (exact) *exact = false;
-        return TexMan.GetTexture(skzero->texture);
+        return TexMan.GetGameTexture(skzero->texture);
 	}
 	else
 		return nullptr;
@@ -1711,7 +1711,7 @@ static int32_t polymost_md3draw(md3model_t *m, tspriteptr_t tspr)
         if (!tex)
             continue;
 		
-		FTexture *det = nullptr, *glow = nullptr;
+		FGameTexture *det = nullptr, *glow = nullptr;
 		float detscale = 1.f;
 
 		// The data lookup here is one incredible mess. Thanks to whoever cooked this up... :(

source/build/src/polymost.cpp

@@ -502,7 +502,7 @@ static void polymost_drawpoly(vec2f_t const * const dpxy, int32_t const n, int32
     {
         float const r = 1.f / dd[i];
 
-        if (tileGetTexture(globalpicnum)->isCanvas())
+        if (tileGetTexture(globalpicnum)->GetTexture()->isHardwareCanvas())
         {
             //update texcoords, canvas textures are upside down!
             vt->SetTexCoord(

source/common/2d/v_2ddrawer.cpp

@@ -234,7 +234,7 @@ void F2DDrawer::AddIndices(int firstvert, TArray<int> &v)
 //
 //==========================================================================
 
-bool F2DDrawer::SetStyle(FTexture *tex, DrawParms &parms, PalEntry &vertexcolor, RenderCommand &quad)
+bool F2DDrawer::SetStyle(FGameTexture *tex, DrawParms &parms, PalEntry &vertexcolor, RenderCommand &quad)
 {
 	FRenderStyle style = parms.style;
 	float alpha;
@@ -390,7 +390,7 @@ void F2DDrawer::SetColorOverlay(PalEntry color, float alpha, PalEntry &vertexcol
 //
 //==========================================================================
 
-void F2DDrawer::AddTexture(FTexture *img, DrawParms &parms)
+void F2DDrawer::AddTexture(FGameTexture* img, DrawParms& parms)
 {
 	if (parms.style.BlendOp == STYLEOP_None) return;	// not supposed to be drawn.
 
@@ -472,7 +472,7 @@ void F2DDrawer::AddTexture(FTexture *img, DrawParms &parms)
 //
 //==========================================================================
 
-void F2DDrawer::AddShape( FTexture *img, DShape2D *shape, DrawParms &parms )
+void F2DDrawer::AddShape(FGameTexture* img, DShape2D* shape, DrawParms& parms)
 {
 	// [MK] bail out if vertex/coord array sizes are mismatched
 	if ( shape->mVertices.Size() != shape->mCoords.Size() )
@@ -550,12 +550,11 @@ void F2DDrawer::AddShape( FTexture *img, DShape2D *shape, DrawParms &parms )
 //
 //==========================================================================
 
-void F2DDrawer::AddPoly(FTexture *texture, FVector2 *points, int npoints,
+void F2DDrawer::AddPoly(FGameTexture *texture, FVector2 *points, int npoints,
 		double originx, double originy, double scalex, double scaley,
 		DAngle rotation, const FColormap &colormap, PalEntry flatcolor, double fadelevel,
 		uint32_t *indices, size_t indexcount)
 {
-
 	RenderCommand poly;
 
 	poly.mType = DrawTypeTriangles;
@@ -630,7 +629,7 @@ void F2DDrawer::AddPoly(FTexture *texture, FVector2 *points, int npoints,
 //
 //==========================================================================
 
-void F2DDrawer::AddPoly(FTexture* img, FVector4* vt, size_t vtcount, unsigned int* ind, size_t idxcount, int translation, PalEntry color, FRenderStyle style, int clipx1, int clipy1, int clipx2, int clipy2)
+void F2DDrawer::AddPoly(FGameTexture* img, FVector4* vt, size_t vtcount, unsigned int* ind, size_t idxcount, int translation, PalEntry color, FRenderStyle style, int clipx1, int clipy1, int clipx2, int clipy2)
 {
 	RenderCommand dg = {};
 	int method = 0;
@@ -677,7 +676,7 @@ void F2DDrawer::AddPoly(FTexture* img, FVector4* vt, size_t vtcount, unsigned in
 //
 //==========================================================================
 
-void F2DDrawer::AddFlatFill(int left, int top, int right, int bottom, FTexture *src, bool local_origin)
+void F2DDrawer::AddFlatFill(int left, int top, int right, int bottom, FGameTexture *src, bool local_origin)
 {
 	float fU1, fU2, fV1, fV2;
 
@@ -693,17 +692,17 @@ void F2DDrawer::AddFlatFill(int left, int top, int right, int bottom, FTexture *
 	// scaling is not used here.
 	if (!local_origin)
 	{
-		fU1 = float(left) / src->GetDisplayWidth();
+		fU1 = float(left) / (float)src->GetDisplayWidth();
-		fV1 = float(top) / src->GetDisplayHeight();
+		fV1 = float(top) / (float)src->GetDisplayHeight();
-		fU2 = float(right) / src->GetDisplayWidth();
+		fU2 = float(right) / (float)src->GetDisplayWidth();
-		fV2 = float(bottom) / src->GetDisplayHeight();
+		fV2 = float(bottom) / (float)src->GetDisplayHeight();
 	}
 	else
 	{
 		fU1 = 0;
 		fV1 = 0;
-		fU2 = float(right - left) / src->GetDisplayWidth();
+		fU2 = float(right - left) / (float)src->GetDisplayWidth();
-		fV2 = float(bottom - top) / src->GetDisplayHeight();
+		fV2 = float(bottom - top) / (float)src->GetDisplayHeight();
 	}
 	dg.mVertIndex = (int)mVertices.Reserve(4);
 	auto ptr = &mVertices[dg.mVertIndex];
@@ -755,7 +754,7 @@ void F2DDrawer::ClearScreen(PalEntry color)
 //
 //==========================================================================
 
-void F2DDrawer::AddLine(float x1, float y1, float x2, float y2, int clipx1, int clipy1, int clipx2, int clipy2, uint32_t color, uint8_t alpha)
+void F2DDrawer::AddLine(double x1, double y1, double x2, double y2, int clipx1, int clipy1, int clipx2, int clipy2, uint32_t color, uint8_t alpha)
 {
 	PalEntry p = (PalEntry)color;
 	p.a = alpha;

source/common/2d/v_2ddrawer.h

@@ -124,7 +124,7 @@ public:
 		int mIndexIndex;
 		int mIndexCount;
 
-		FTexture *mTexture;
+		FGameTexture *mTexture;
 		int mTranslationId;
 		PalEntry mSpecialColormap[2];
 		int mScissor[4];
@@ -170,19 +170,19 @@ public:
 	void AddIndices(int firstvert, int count, ...);
 private:
 	void AddIndices(int firstvert, TArray<int> &v);
-	bool SetStyle(FTexture *tex, DrawParms &parms, PalEntry &color0, RenderCommand &quad);
+	bool SetStyle(FGameTexture *tex, DrawParms &parms, PalEntry &color0, RenderCommand &quad);
 	void SetColorOverlay(PalEntry color, float alpha, PalEntry &vertexcolor, PalEntry &overlaycolor);
 
 public:
-	void AddTexture(FTexture *img, DrawParms &parms);
+	void AddTexture(FGameTexture* img, DrawParms& parms);
-	void AddShape(FTexture *img, DShape2D *shape, DrawParms &parms);
+	void AddShape(FGameTexture *img, DShape2D *shape, DrawParms &parms);
-	void AddPoly(FTexture *texture, FVector2 *points, int npoints,
+	void AddPoly(FGameTexture *texture, FVector2 *points, int npoints,
 		double originx, double originy, double scalex, double scaley,
 		DAngle rotation, const FColormap &colormap, PalEntry flatcolor, double lightlevel, uint32_t *indices, size_t indexcount);
-	void AddPoly(FTexture* img, FVector4 *vt, size_t vtcount, unsigned int *ind, size_t idxcount, int translation, PalEntry color, FRenderStyle style, int clipx1, int clipy1, int clipx2, int clipy2);
+	void AddPoly(FGameTexture* img, FVector4 *vt, size_t vtcount, unsigned int *ind, size_t idxcount, int translation, PalEntry color, FRenderStyle style, int clipx1, int clipy1, int clipx2, int clipy2);
 	void FillPolygon(int* rx1, int* ry1, int* xb1, int32_t npoints, int picnum, int palette, int shade, int props, const FVector2& xtex, const FVector2& ytex, const FVector2& otex,
 		int clipx1, int clipy1, int clipx2, int clipy2);
-	void AddFlatFill(int left, int top, int right, int bottom, FTexture *src, bool local_origin = false);
+	void AddFlatFill(int left, int top, int right, int bottom, FGameTexture *src, bool local_origin = false);
 
 	void AddColorOnlyQuad(int left, int top, int width, int height, PalEntry color, FRenderStyle *style = nullptr);
 	void ClearScreen(PalEntry color = 0xff000000);
@@ -190,7 +190,7 @@ public:
 	void AddClear(int left, int top, int right, int bottom, int palcolor, uint32_t color);
 			
 		
-	void AddLine(float x1, float y1, float x2, float y2, int cx, int cy, int cx2, int cy2, uint32_t color, uint8_t alpha = 255);
+	void AddLine(double x1, double y1, double x2, double y2, int cx, int cy, int cx2, int cy2, uint32_t color, uint8_t alpha = 255);
 	void AddThickLine(int x1, int y1, int x2, int y2, double thickness, uint32_t color, uint8_t alpha = 255);
 	void AddPixel(int x1, int y1, uint32_t color);
 

source/common/2d/v_draw.cpp

@@ -180,7 +180,7 @@ int CleanXfac_1, CleanYfac_1, CleanWidth_1, CleanHeight_1;
 //
 //==========================================================================
 
-void DrawTexture(F2DDrawer *drawer, FTexture* img, double x, double y, int tags_first, ...)
+void DrawTexture(F2DDrawer *drawer, FGameTexture* img, double x, double y, int tags_first, ...)
 {
 	Va_List tags;
 	va_start(tags.list, tags_first);
@@ -203,7 +203,7 @@ void DrawTexture(F2DDrawer *drawer, FTexture* img, double x, double y, int tags_
 
 int ListGetInt(VMVa_List &tags);
 
-static void DrawTexture(F2DDrawer *drawer, FTexture *img, double x, double y, VMVa_List &args)
+static void DrawTexture(F2DDrawer *drawer, FGameTexture *img, double x, double y, VMVa_List &args)
 {
 	DrawParms parms;
 	uint32_t tag = ListGetInt(args);
@@ -224,7 +224,7 @@ DEFINE_ACTION_FUNCTION(_Screen, DrawTexture)
 
 	if (!twod->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
 
-	FTexture *tex = TexMan.ByIndex(texid, animate);
+	auto tex = TexMan.GameByIndex(texid, animate);
 	VMVa_List args = { param + 4, 0, numparam - 5, va_reginfo + 4 };
 	DrawTexture(twod, tex, x, y, args);
 	return 0;
@@ -236,7 +236,7 @@ DEFINE_ACTION_FUNCTION(_Screen, DrawTexture)
 //
 //==========================================================================
 
-void DrawShape(F2DDrawer *drawer, FTexture *img, DShape2D *shape, int tags_first, ...)
+void DrawShape(F2DDrawer *drawer, FGameTexture *img, DShape2D *shape, int tags_first, ...)
 {
 	Va_List tags;
 	va_start(tags.list, tags_first);
@@ -248,7 +248,7 @@ void DrawShape(F2DDrawer *drawer, FTexture *img, DShape2D *shape, int tags_first
 	drawer->AddShape(img, shape, parms);
 }
 
-void DrawShape(F2DDrawer *drawer, FTexture *img, DShape2D *shape, VMVa_List &args)
+void DrawShape(F2DDrawer *drawer, FGameTexture *img, DShape2D *shape, VMVa_List &args)
 {
 	DrawParms parms;
 	uint32_t tag = ListGetInt(args);
@@ -269,7 +269,7 @@ DEFINE_ACTION_FUNCTION(_Screen, DrawShape)
 
 	if (!twod->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
 
-	FTexture *tex = TexMan.ByIndex(texid, animate);
+	auto tex = TexMan.GameByIndex(texid, animate);
 	VMVa_List args = { param + 3, 0, numparam - 4, va_reginfo + 3 };
 
 	DrawShape(twod, tex, shape, args);
@@ -334,7 +334,7 @@ DEFINE_ACTION_FUNCTION(_Screen, GetClipRect)
 //
 //==========================================================================
 
-bool SetTextureParms(F2DDrawer * drawer, DrawParms *parms, FTexture *img, double xx, double yy)
+bool SetTextureParms(F2DDrawer * drawer, DrawParms *parms, FGameTexture *img, double xx, double yy)
 {
 	auto GetWidth = [=]() { return drawer->GetWidth(); };
 	auto GetHeight = [=]() {return drawer->GetHeight(); };
@@ -342,8 +342,8 @@ bool SetTextureParms(F2DDrawer * drawer, DrawParms *parms, FTexture *img, double
 	{
 		parms->x = xx;
 		parms->y = yy;
-		parms->texwidth = img->GetDisplayWidthDouble();
+		parms->texwidth = img->GetDisplayWidth();
-		parms->texheight = img->GetDisplayHeightDouble();
+		parms->texheight = img->GetDisplayHeight();
 		if (parms->top == INT_MAX || parms->fortext)
 		{
 			parms->top = img->GetDisplayTopOffset();
@@ -354,11 +354,11 @@ bool SetTextureParms(F2DDrawer * drawer, DrawParms *parms, FTexture *img, double
 		}
 		if (parms->destwidth == INT_MAX || parms->fortext)
 		{
-			parms->destwidth = img->GetDisplayWidthDouble();
+			parms->destwidth = img->GetDisplayWidth();
 		}
 		if (parms->destheight == INT_MAX || parms->fortext)
 		{
-			parms->destheight = img->GetDisplayHeightDouble();
+			parms->destheight = img->GetDisplayHeight();
 		}
 
 		switch (parms->cleanmode)
@@ -387,10 +387,12 @@ bool SetTextureParms(F2DDrawer * drawer, DrawParms *parms, FTexture *img, double
 		case DTA_FullscreenEx:
 		{
 			double aspect;
-			double srcwidth = img->GetDisplayWidthDouble();
+			double srcwidth = img->GetDisplayWidth();
-			double srcheight = img->GetDisplayHeightDouble();
+			double srcheight = img->GetDisplayHeight();
 			int autoaspect = parms->fsscalemode;
-			aspect = autoaspect == 0 || (srcwidth == 320 && srcheight == 200) || (srcwidth == 640 && srcheight == 400)? 1.333 : srcwidth / srcheight;
+			if (srcheight == 200) aspect = srcwidth / 240.;
+			else if (srcheight == 400) aspect = srcwidth / 480;
+			else aspect = srcwidth / srcheight;
 			parms->x = parms->y = 0;
 			parms->keepratio = true;
 			auto screenratio = ActiveRatio(GetWidth(), GetHeight());
@@ -531,7 +533,7 @@ static inline FSpecialColormap * ListGetSpecialColormap(VMVa_List &tags)
 //==========================================================================
 
 template<class T>
-bool ParseDrawTextureTags(F2DDrawer *drawer, FTexture *img, double x, double y, uint32_t tag, T& tags, DrawParms *parms, bool fortext)
+bool ParseDrawTextureTags(F2DDrawer *drawer, FGameTexture *img, double x, double y, uint32_t tag, T& tags, DrawParms *parms, bool fortext)
 {
 	INTBOOL boolval;
 	int intval;
@@ -724,8 +726,8 @@ bool ParseDrawTextureTags(F2DDrawer *drawer, FTexture *img, double x, double y,
 				if (img == NULL) return false;
 				parms->cleanmode = DTA_Fullscreen;
 				parms->fsscalemode = (uint8_t)twod->fullscreenautoaspect;
-				parms->virtWidth = img->GetDisplayWidthDouble();
+				parms->virtWidth = img->GetDisplayWidth();
-				parms->virtHeight = img->GetDisplayHeightDouble();
+				parms->virtHeight = img->GetDisplayHeight();
 			}
 			break;
 
@@ -738,8 +740,8 @@ bool ParseDrawTextureTags(F2DDrawer *drawer, FTexture *img, double x, double y,
 				if (img == NULL) return false;
 				parms->cleanmode = DTA_Fullscreen;
 				parms->fsscalemode = (uint8_t)intval;
-				parms->virtWidth = img->GetDisplayWidthDouble();
+				parms->virtWidth = img->GetDisplayWidth();
-				parms->virtHeight = img->GetDisplayHeightDouble();
+				parms->virtHeight = img->GetDisplayHeight();
 			}
 			break;
 
@@ -785,19 +787,19 @@ bool ParseDrawTextureTags(F2DDrawer *drawer, FTexture *img, double x, double y,
 			break;
 
 		case DTA_SrcX:
-			parms->srcx = ListGetDouble(tags) / img->GetDisplayWidthDouble();
+			parms->srcx = ListGetDouble(tags) / img->GetDisplayWidth();
 			break;
 
 		case DTA_SrcY:
-			parms->srcy = ListGetDouble(tags) / img->GetDisplayHeightDouble();
+			parms->srcy = ListGetDouble(tags) / img->GetDisplayHeight();
 			break;
 
 		case DTA_SrcWidth:
-			parms->srcwidth = ListGetDouble(tags) / img->GetDisplayWidthDouble();
+			parms->srcwidth = ListGetDouble(tags) / img->GetDisplayWidth();
 			break;
 
 		case DTA_SrcHeight:
-			parms->srcheight = ListGetDouble(tags) / img->GetDisplayHeightDouble();
+			parms->srcheight = ListGetDouble(tags) / img->GetDisplayHeight();
 			break;
 
 		case DTA_TopOffset:
@@ -829,8 +831,8 @@ bool ParseDrawTextureTags(F2DDrawer *drawer, FTexture *img, double x, double y,
 			if (fortext) return false;
 			if (ListGetInt(tags))
 			{
-				parms->left = img->GetDisplayWidthDouble() * 0.5;
+				parms->left = img->GetDisplayWidth() * 0.5;
-				parms->top = img->GetDisplayHeightDouble() * 0.5;
+				parms->top = img->GetDisplayHeight() * 0.5;
 			}
 			break;
 
@@ -839,8 +841,8 @@ bool ParseDrawTextureTags(F2DDrawer *drawer, FTexture *img, double x, double y,
 			if (fortext) return false;
 			if (ListGetInt(tags))
 			{
-				parms->left = img->GetDisplayWidthDouble() * 0.5;
+				parms->left = img->GetDisplayWidth() * 0.5;
-				parms->top = img->GetDisplayHeightDouble();
+				parms->top = img->GetDisplayHeight();
 			}
 			break;
 
@@ -1038,8 +1040,8 @@ bool ParseDrawTextureTags(F2DDrawer *drawer, FTexture *img, double x, double y,
 }
 // explicitly instantiate both versions for v_text.cpp.
 
-template bool ParseDrawTextureTags<Va_List>(F2DDrawer* drawer, FTexture *img, double x, double y, uint32_t tag, Va_List& tags, DrawParms *parms, bool fortext);
+template bool ParseDrawTextureTags<Va_List>(F2DDrawer* drawer, FGameTexture *img, double x, double y, uint32_t tag, Va_List& tags, DrawParms *parms, bool fortext);
-template bool ParseDrawTextureTags<VMVa_List>(F2DDrawer* drawer, FTexture *img, double x, double y, uint32_t tag, VMVa_List& tags, DrawParms *parms, bool fortext);
+template bool ParseDrawTextureTags<VMVa_List>(F2DDrawer* drawer, FGameTexture *img, double x, double y, uint32_t tag, VMVa_List& tags, DrawParms *parms, bool fortext);
 
 //==========================================================================
 //
@@ -1131,7 +1133,7 @@ void VirtualToRealCoordsInt(F2DDrawer *drawer, int &x, int &y, int &w, int &h,
 //
 //==========================================================================
 
-void FillBorder (F2DDrawer *drawer, FTexture *img)
+void FillBorder (F2DDrawer *drawer, FGameTexture *img)
 {
 	auto Width = drawer->GetWidth();
 	auto Height = drawer->GetHeight();
@@ -1351,7 +1353,7 @@ void DrawBorder (F2DDrawer *drawer, FTextureID picnum, int x1, int y1, int x2, i
 {
 	if (picnum.isValid())
 	{
-		drawer->AddFlatFill (x1, y1, x2, y2, TexMan.GetTexture(picnum, false));
+		drawer->AddFlatFill (x1, y1, x2, y2, TexMan.GetGameTexture(picnum, false));
 	}
 	else
 	{

source/common/2d/v_draw.h

@@ -203,20 +203,21 @@ inline int active_con_scale(F2DDrawer *drawer)
 #endif
 
 template<class T>
-bool ParseDrawTextureTags(F2DDrawer *drawer, FTexture* img, double x, double y, uint32_t tag, T& tags, DrawParms* parms, bool fortext);
+bool ParseDrawTextureTags(F2DDrawer *drawer, FGameTexture* img, double x, double y, uint32_t tag, T& tags, DrawParms* parms, bool fortext);
 
 template<class T>
 void DrawTextCommon(F2DDrawer *drawer, FFont* font, int normalcolor, double x, double y, const T* string, DrawParms& parms);
-bool SetTextureParms(F2DDrawer *drawer, DrawParms* parms, FTexture* img, double x, double y);
+bool SetTextureParms(F2DDrawer *drawer, DrawParms* parms, FGameTexture* img, double x, double y);
 
 void DrawText(F2DDrawer* drawer, FFont* font, int normalcolor, double x, double y, const char* string, int tag_first, ...);
 void DrawText(F2DDrawer* drawer, FFont* font, int normalcolor, double x, double y, const char32_t* string, int tag_first, ...);
 void DrawChar(F2DDrawer* drawer, FFont* font, int normalcolor, double x, double y, int character, int tag_first, ...);
-void DrawTexture(F2DDrawer* drawer, FTexture* img, double x, double y, int tags_first, ...);
+
+void DrawTexture(F2DDrawer* drawer, FGameTexture* img, double x, double y, int tags_first, ...);
 
 void DoDim(F2DDrawer* drawer, PalEntry color, float amount, int x1, int y1, int w, int h, FRenderStyle* style = nullptr);
 void Dim(F2DDrawer* drawer, PalEntry color, float damount, int x1, int y1, int w, int h, FRenderStyle* style = nullptr);
-void FillBorder(F2DDrawer *drawer, FTexture* img);	// Fills the border around a 4:3 part of the screen on non-4:3 displays
+void FillBorder(F2DDrawer *drawer, FGameTexture* img);	// Fills the border around a 4:3 part of the screen on non-4:3 displays
 
 void DrawFrame(F2DDrawer* drawer, int left, int top, int width, int height);
 void DrawBorder(F2DDrawer* drawer, FTextureID, int x1, int y1, int x2, int y2);

source/common/2d/v_drawtext.cpp

@@ -53,7 +53,7 @@ int ListGetInt(VMVa_List &tags);
 //
 //==========================================================================
 #if 0
-FTexture * BuildTextTexture(FFont *font, const char *string, int textcolor)
+FGameTexture * BuildTextTexture(FFont *font, const char *string, int textcolor)
 {
 	int 		w;
 	const uint8_t *ch;
@@ -61,7 +61,7 @@ FTexture * BuildTextTexture(FFont *font, const char *string, int textcolor)
 	int 		cy;
 	int			trans = -1;
 	int			kerning;
-	FTexture *pic;
+	FGameTexture *pic;
 
 	kerning = font->GetDefaultKerning();
 
@@ -170,7 +170,7 @@ void DrawChar(F2DDrawer *drawer, FFont* font, int normalcolor, double x, double
 	if (normalcolor >= NumTextColors)
 		normalcolor = CR_UNTRANSLATED;
 
-	FTexture* pic;
+	FGameTexture* pic;
 	int dummy;
 	bool redirected;
 
@@ -200,7 +200,7 @@ void DrawChar(F2DDrawer *drawer,  FFont *font, int normalcolor, double x, double
 	if (normalcolor >= NumTextColors)
 		normalcolor = CR_UNTRANSLATED;
 
-	FTexture *pic;
+	FGameTexture *pic;
 	int dummy;
 	bool redirected;
 
@@ -256,7 +256,7 @@ void DrawTextCommon(F2DDrawer *drawer, FFont *font, int normalcolor, double x, d
 	int			boldcolor;
 	int			trans = -1;
 	int			kerning;
-	FTexture *pic;
+	FGameTexture *pic;
 
 	if (parms.celly == 0) parms.celly = font->GetHeight() + 1;
 	parms.celly *= parms.scaley;

source/common/engine/serializer.cpp

@@ -1082,16 +1082,17 @@ FSerializer &Serialize(FSerializer &arc, const char *key, FTextureID &value, FTe
 			}
 			FTextureID chk = value;
 			if (chk.GetIndex() >= TexMan.NumTextures()) chk.SetNull();
-			FTexture *pic = TexMan.GetTexture(chk);
+			auto pic = TexMan.GetGameTexture(chk);
 			const char *name;
+			auto lump = pic->GetSourceLump();
 
-			if (fileSystem.GetLinkedTexture(pic->SourceLump) == pic)
+			if (fileSystem.GetLinkedTexture(lump) == pic)
 			{
-				name = fileSystem.GetFileFullName(pic->SourceLump);
+				name = fileSystem.GetFileFullName(lump);
 			}
 			else
 			{
-				name = pic->Name;
+				name = pic->GetName();
 			}
 			arc.WriteKey(key);
 			arc.w->StartArray();

source/common/filesystem/filesystem.cpp

@@ -57,7 +57,7 @@ extern	FILE* hashfile;
 struct FileSystem::LumpRecord
 {
 	FResourceLump *lump;
-	FTexture* linkedTexture;
+	FGameTexture* linkedTexture;
 	LumpShortName shortName;
 	FString		longName;
 	int			rfnum;
@@ -725,7 +725,7 @@ int FileSystem::GetResource (int resid, const char *type, int filenum) const
 //
 //==========================================================================
 
-void FileSystem::SetLinkedTexture(int lump, FTexture *tex)
+void FileSystem::SetLinkedTexture(int lump, FGameTexture *tex)
 {
 	if ((size_t)lump < NumEntries)
 	{
@@ -739,7 +739,7 @@ void FileSystem::SetLinkedTexture(int lump, FTexture *tex)
 //
 //==========================================================================
 
-FTexture *FileSystem::GetLinkedTexture(int lump)
+FGameTexture *FileSystem::GetLinkedTexture(int lump)
 {
 	if ((size_t)lump < NumEntries)
 	{

source/common/filesystem/filesystem.h

@@ -16,7 +16,7 @@
 
 class FResourceFile;
 struct FResourceLump;
-class FTexture;
+class FGameTexture;
 
 union LumpShortName
 {
@@ -38,7 +38,7 @@ public:
 	~FileData ();
 	void *GetMem () { return Block.Len() == 0 ? NULL : (void *)Block.GetChars(); }
 	size_t GetSize () { return Block.Len(); }
-	FString GetString () { return Block; }
+	const FString &GetString () const { return Block; }
 
 private:
 	FileData (const FString &source);
@@ -124,8 +124,8 @@ public:
 	inline int CheckNumForFullName (const FString &name, int wadfile) { return CheckNumForFullName(name.GetChars(), wadfile); }
 	inline int GetNumForFullName (const FString &name) { return GetNumForFullName(name.GetChars()); }
 
-	void SetLinkedTexture(int lump, FTexture *tex);
+	void SetLinkedTexture(int lump, FGameTexture *tex);
-	FTexture *GetLinkedTexture(int lump);
+	FGameTexture *GetLinkedTexture(int lump);
 
 
 	void ReadFile (int lump, void *dest);

source/common/filesystem/resourcefile.h

@@ -3,6 +3,8 @@
 #ifndef __RESFILE_H
 #define __RESFILE_H
 
+#include <limits.h>
+
 #include "files.h"
 
 struct LumpFilterInfo
@@ -17,7 +19,6 @@ struct LumpFilterInfo
 };
 
 class FResourceFile;
-class FTexture;
 
 // [RH] Namespaces from BOOM.
 // These are needed here in the low level part so that WAD files can be properly set up.

source/common/fonts/font.cpp

@@ -73,7 +73,6 @@ FFont::FFont (const char *name, const char *nametemplate, const char *filetempla
 	int i;
 	FTextureID lump;
 	char buffer[12];
-	int maxyoffs;
 	DVector2 Scale = { 1, 1 };
 
 	noTranslate = notranslate;
@@ -91,9 +90,7 @@ FFont::FFont (const char *name, const char *nametemplate, const char *filetempla
 	translateUntranslated = false;
 	int FixedWidth = 0;
 
-	maxyoffs = 0;
+	TMap<int, FGameTexture*> charMap;
-
-	TMap<int, FTexture*> charMap;
 	int minchar = INT_MAX;
 	int maxchar = INT_MIN;
 	
@@ -231,13 +228,13 @@ FFont::FFont (const char *name, const char *nametemplate, const char *filetempla
 						Type = Multilump;
 						if (position < minchar) minchar = position;
 						if (position > maxchar) maxchar = position;
-						charMap.Insert(position, TexMan.GetTexture(lump));
+						charMap.Insert(position, TexMan.GetGameTexture(lump));
 					}
 				}
 			}
 			else
 			{
-				FTexture *texs[256] = {};
+				FGameTexture *texs[256] = {};
 				if (lcount > 256 - start) lcount = 256 - start;
 				for (i = 0; i < lcount; i++)
 				{
@@ -247,8 +244,8 @@ FFont::FFont (const char *name, const char *nametemplate, const char *filetempla
 					TexMan.ListTextures(buffer, array, true);
 					for (auto entry : array)
 					{
-						FTexture *tex = TexMan.GetTexture(entry, false);
+						auto tex = TexMan.GetGameTexture(entry, false);
-						if (tex && tex->GetSourceLump() >= 0 && fileSystem.GetFileContainer(tex->GetSourceLump()) <= fileSystem.GetMaxIwadNum() && tex->GetUseType() == ETextureType::MiscPatch)
+						if (tex && !tex->isUserContent() && tex->GetUseType() == ETextureType::MiscPatch)
 						{
 							texs[i] = tex;
 						}
@@ -292,8 +289,8 @@ FFont::FFont (const char *name, const char *nametemplate, const char *filetempla
 					{
 						if ((int)position < minchar) minchar = (int)position;
 						if ((int)position > maxchar) maxchar = (int)position;
-						auto tex = TexMan.GetTexture(lump);
+						auto tex = TexMan.GetGameTexture(lump);
-						tex->SetScale(Scale);
+						tex->SetScale((float)Scale.X, (float)Scale.Y);
 						charMap.Insert((int)position, tex);
 						Type = Folder;
 					}
@@ -312,17 +309,13 @@ FFont::FFont (const char *name, const char *nametemplate, const char *filetempla
 			auto lump = charMap.CheckKey(FirstChar + i);
 			if (lump != nullptr)
 			{
-				FTexture *pic = *lump;
+				auto pic = *lump;
 				if (pic != nullptr)
 				{
-					int height = pic->GetDisplayHeight();
+					double fheight = pic->GetDisplayHeight();
-					int yoffs = pic->GetDisplayTopOffset();
+					double yoffs = pic->GetDisplayTopOffset();
 
-					if (yoffs > maxyoffs)
+					int height = int(fheight + abs(yoffs) + 0.5);
-					{
-						maxyoffs = yoffs;
-					}
-					height += abs(yoffs);
 					if (height > fontheight)
 					{
 						fontheight = height;
@@ -333,24 +326,24 @@ FFont::FFont (const char *name, const char *nametemplate, const char *filetempla
 					}
 				}
 
-				Chars[i].OriginalPic = new FImageTexture(pic->GetImage(), "");
+				auto orig = pic->GetTexture();
-				Chars[i].OriginalPic->SetUseType(ETextureType::FontChar);
+				auto tex = MakeGameTexture(orig, nullptr, ETextureType::FontChar); 
-				Chars[i].OriginalPic->CopySize(pic);
+				tex->CopySize(pic);
-				TexMan.AddTexture(Chars[i].OriginalPic);
+				TexMan.AddGameTexture(tex);
+				Chars[i].OriginalPic = tex;
 
 				if (!noTranslate)
 				{
-					Chars[i].TranslatedPic = new FImageTexture(new FFontChar1(pic->GetImage()), "");
+					Chars[i].TranslatedPic = MakeGameTexture(new FImageTexture(new FFontChar1(orig->GetImage())), nullptr, ETextureType::FontChar);
 					Chars[i].TranslatedPic->CopySize(pic);
-					Chars[i].TranslatedPic->SetUseType(ETextureType::FontChar);
+					TexMan.AddGameTexture(Chars[i].TranslatedPic);
-					TexMan.AddTexture(Chars[i].TranslatedPic);
 				}
 				else
 				{
-					Chars[i].TranslatedPic = Chars[i].OriginalPic;
+					Chars[i].TranslatedPic = tex;
 				}
 
-				Chars[i].XMove = Chars[i].TranslatedPic->GetDisplayWidth();
+				Chars[i].XMove = (int)Chars[i].TranslatedPic->GetDisplayWidth();
 			}
 			else
 			{
@@ -388,8 +381,8 @@ FFont::FFont (const char *name, const char *nametemplate, const char *filetempla
 void FFont::ReadSheetFont(TArray<FolderEntry> &folderdata, int width, int height, const DVector2 &Scale)
 {
 	// all valid lumps must be named with a hex number that represents the Unicode character index for its first character,
-	TArray<TexPart> part(1, true);
+	TArray<TexPartBuild> part(1, true);
-	TMap<int, FTexture*> charMap;
+	TMap<int, FGameTexture*> charMap;
 	int minchar = INT_MAX;
 	int maxchar = INT_MIN;
 	for (auto &entry : folderdata)
@@ -402,7 +395,7 @@ void FFont::ReadSheetFont(TArray<FolderEntry> &folderdata, int width, int height
 			auto lump = TexMan.CheckForTexture(entry.name, ETextureType::MiscPatch);
 			if (lump.isValid())
 			{
-				auto tex = TexMan.GetTexture(lump);
+				auto tex = TexMan.GetGameTexture(lump);
 				int numtex_x = tex->GetTexelWidth() / width;
 				int numtex_y = tex->GetTexelHeight() / height;
 				int maxinsheet = int(position) + numtex_x * numtex_y - 1;
@@ -415,25 +408,16 @@ void FFont::ReadSheetFont(TArray<FolderEntry> &folderdata, int width, int height
 					{
 						part[0].OriginX = -width * x;
 						part[0].OriginY = -height * y;
-						part[0].Image = tex->GetImage();
+						part[0].TexImage = static_cast<FImageTexture*>(tex->GetTexture());
 						FMultiPatchTexture *image = new FMultiPatchTexture(width, height, part, false, false);
-						FImageTexture *tex = new FImageTexture(image, "");
+						FImageTexture *tex = new FImageTexture(image);
-						tex->SetUseType(ETextureType::FontChar);
+						auto gtex = MakeGameTexture(tex, nullptr, ETextureType::FontChar);
-						tex->bMultiPatch = true;
+						gtex->SetWorldPanning(true);
-						tex->Width = width;
+						gtex->SetOffsets(0, 0, 0);
-						tex->Height = height;
+						gtex->SetOffsets(1, 0, 0);
-						tex->_LeftOffset[0] = 
+						gtex->SetScale((float)Scale.X, (float)Scale.Y);
-						tex->_LeftOffset[1] = 
+						TexMan.AddGameTexture(gtex);
-						tex->_TopOffset[0] = 
+						charMap.Insert(int(position) + x + y * numtex_x, gtex);
-						tex->_TopOffset[1] = 0;
-						tex->Scale = Scale;
-						tex->bMasked = true;
-						tex->bTranslucent = -1;
-						tex->bWorldPanning = true;
-						tex->bNoDecals = false;
-						tex->SourceLump = -1;	// We do not really care.
-						TexMan.AddTexture(tex);
-						charMap.Insert(int(position) + x + y * numtex_x, tex);
 					}
 				}
 			}
@@ -458,18 +442,18 @@ void FFont::ReadSheetFont(TArray<FolderEntry> &folderdata, int width, int height
 		auto lump = charMap.CheckKey(FirstChar + i);
 		if (lump != nullptr)
 		{
-			FTexture *pic = *lump;
+			auto pic = (*lump)->GetTexture();
 
 			auto b = pic->Get8BitPixels(false);
 
-			Chars[i].OriginalPic = new FImageTexture(pic->GetImage(), "");
+			Chars[i].OriginalPic = MakeGameTexture(pic, nullptr, ETextureType::FontChar);
 			Chars[i].OriginalPic->SetUseType(ETextureType::FontChar);
-			Chars[i].OriginalPic->CopySize(pic);
+			Chars[i].OriginalPic->CopySize(*lump);
-			Chars[i].TranslatedPic = new FImageTexture(new FFontChar1(pic->GetImage()), "");
+			Chars[i].TranslatedPic = MakeGameTexture(new FImageTexture(new FFontChar1(pic->GetImage())), nullptr, ETextureType::FontChar);
-			Chars[i].TranslatedPic->CopySize(pic);
+			Chars[i].TranslatedPic->CopySize(*lump);
 			Chars[i].TranslatedPic->SetUseType(ETextureType::FontChar);
-			TexMan.AddTexture(Chars[i].OriginalPic);
+			TexMan.AddGameTexture(Chars[i].OriginalPic);
-			TexMan.AddTexture(Chars[i].TranslatedPic);
+			TexMan.AddGameTexture(Chars[i].TranslatedPic);
 		}
 		Chars[i].XMove = width;
 	}
@@ -619,7 +603,7 @@ void FFont::RecordAllTextureColors(uint32_t *usedcolors)
 	{
 		if (Chars[i].TranslatedPic)
 		{
-			FFontChar1 *pic = static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetImage());
+			FFontChar1 *pic = static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetTexture()->GetImage());
 			if (pic)
 			{
 				// The remap must be temporarily reset here because this can be called on an initialized font.
@@ -982,7 +966,7 @@ int FFont::GetCharCode(int code, bool needpic) const
 //
 //==========================================================================
 
-FTexture *FFont::GetChar (int code, int translation, int *const width, bool *redirected) const
+FGameTexture *FFont::GetChar (int code, int translation, int *const width, bool *redirected) const
 {
 	code = GetCharCode(code, true);
 	int xmove = SpaceWidth;
@@ -1037,11 +1021,11 @@ int FFont::GetCharWidth (int code) const
 double GetBottomAlignOffset(FFont *font, int c)
 {
 	int w;
-	FTexture *tex_zero = font->GetChar('0', CR_UNDEFINED, &w);
+	auto tex_zero = font->GetChar('0', CR_UNDEFINED, &w);
-	FTexture *texc = font->GetChar(c, CR_UNDEFINED, &w);
+	auto texc = font->GetChar(c, CR_UNDEFINED, &w);
 	double offset = 0;
-	if (texc) offset += texc->GetDisplayTopOffsetDouble();
+	if (texc) offset += texc->GetDisplayTopOffset();
-	if (tex_zero) offset += -tex_zero->GetDisplayTopOffsetDouble() + tex_zero->GetDisplayHeightDouble();
+	if (tex_zero) offset += -tex_zero->GetDisplayTopOffset() + tex_zero->GetDisplayHeight();
 	return offset;
 }
 
@@ -1093,7 +1077,7 @@ bool FFont::CanPrint(const uint8_t *string) const
 //
 //==========================================================================
 
-int FFont::StringWidth(const uint8_t *string) const
+int FFont::StringWidth(const uint8_t *string, int spacing) const
 {
 	int w = 0;
 	int maxw = 0;
@@ -1123,13 +1107,17 @@ int FFont::StringWidth(const uint8_t *string) const
 				maxw = w;
 			w = 0;
 		}
+		else if (spacing >= 0)
+		{
+			w += GetCharWidth(chr) + GlobalKerning + spacing;
+		}
 		else
 		{
-			w += GetCharWidth(chr) + GlobalKerning;
+			w -= spacing;
 		}
 	}
 
-	return MAX(maxw, w);
+	return std::max(maxw, w);
 }
 
 //==========================================================================
@@ -1196,7 +1184,7 @@ void FFont::LoadTranslations()
 	{
 		if (Chars[i].TranslatedPic)
 		{
-			FFontChar1 *pic = static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetImage());
+			FFontChar1 *pic = static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetTexture()->GetImage());
 			if (pic)
 			{
 				pic->SetSourceRemap(nullptr); // Force the FFontChar1 to return the same pixels as the base texture
@@ -1210,7 +1198,7 @@ void FFont::LoadTranslations()
 	for (unsigned int i = 0; i < count; i++)
 	{
 		if(Chars[i].TranslatedPic)
-			static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetImage())->SetSourceRemap(PatchRemap);
+			static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetTexture()->GetImage())->SetSourceRemap(PatchRemap);
 	}
 
 	BuildTranslations (Luminosity.Data(), identity, &TranslationParms[TranslationType][0], ActiveColors, nullptr);
@@ -1286,7 +1274,7 @@ void FFont::FixXMoves()
 		}
 		if (Chars[i].OriginalPic)
 		{
-			int ofs = Chars[i].OriginalPic->GetDisplayTopOffset();
+			int ofs = (int)Chars[i].OriginalPic->GetDisplayTopOffset();
 			if (ofs > Displacement) Displacement = ofs;
 		}
 	}

source/common/fonts/hexfont.cpp

@@ -289,10 +289,9 @@ public:
 			{
 				auto offset = hexdata.glyphmap[i];
 				int size = hexdata.glyphdata[offset] / 16;
-				Chars[i - FirstChar].TranslatedPic = new FImageTexture(new FHexFontChar (&hexdata.glyphdata[offset+1], size, size * 9, 16));
+				Chars[i - FirstChar].TranslatedPic = MakeGameTexture(new FImageTexture(new FHexFontChar (&hexdata.glyphdata[offset+1], size, size * 9, 16)), nullptr, ETextureType::FontChar);
-				Chars[i - FirstChar].TranslatedPic->SetUseType(ETextureType::FontChar);
 				Chars[i - FirstChar].XMove = size * spacing;
-				TexMan.AddTexture(Chars[i - FirstChar].TranslatedPic);
+				TexMan.AddGameTexture(Chars[i - FirstChar].TranslatedPic);
 			}
 			else Chars[i - FirstChar].XMove = spacing;
 
@@ -362,10 +361,9 @@ public:
 			{
 				auto offset = hexdata.glyphmap[i];
 				int size = hexdata.glyphdata[offset] / 16;
-				Chars[i - FirstChar].TranslatedPic = new FImageTexture(new FHexFontChar2(&hexdata.glyphdata[offset + 1], size, 2 + size * 8, 18));
+				Chars[i - FirstChar].TranslatedPic = MakeGameTexture(new FImageTexture(new FHexFontChar2(&hexdata.glyphdata[offset + 1], size, 2 + size * 8, 18)), nullptr, ETextureType::FontChar);
-				Chars[i - FirstChar].TranslatedPic->SetUseType(ETextureType::FontChar);
 				Chars[i - FirstChar].XMove = size * spacing;
-				TexMan.AddTexture(Chars[i - FirstChar].TranslatedPic);
+				TexMan.AddGameTexture(Chars[i - FirstChar].TranslatedPic);
 			}
 			else Chars[i - FirstChar].XMove = spacing;
 

source/common/fonts/singlelumpfont.cpp

@@ -167,10 +167,10 @@ FSingleLumpFont::FSingleLumpFont (const char *name, int lump) : FFont(lump)
 
 void FSingleLumpFont::CreateFontFromPic (FTextureID picnum)
 {
-	FTexture *pic = TexMan.GetTexture(picnum);
+	auto pic = TexMan.GetGameTexture(picnum);
 
-	FontHeight = pic->GetDisplayHeight ();
+	FontHeight = (int)pic->GetDisplayHeight ();
-	SpaceWidth = pic->GetDisplayWidth ();
+	SpaceWidth = (int)pic->GetDisplayWidth ();
 	GlobalKerning = 0;
 
 	FirstChar = LastChar = 'A';
@@ -222,7 +222,7 @@ void FSingleLumpFont::LoadTranslations()
 	for(unsigned int i = 0;i < count;++i)
 	{
 		if(Chars[i].TranslatedPic)
-			static_cast<FFontChar2*>(Chars[i].TranslatedPic->GetImage())->SetSourceRemap(PatchRemap);
+			static_cast<FFontChar2*>(Chars[i].TranslatedPic->GetTexture()->GetImage())->SetSourceRemap(PatchRemap);
 	}
 
 	BuildTranslations (luminosity, useidentity ? identity : nullptr, ranges, ActiveColors, usepalette ? local_palette : nullptr);
@@ -353,9 +353,8 @@ void FSingleLumpFont::LoadFON2 (int lump, const uint8_t *data)
 		}
 		else
 		{
-			Chars[i].TranslatedPic = new FImageTexture(new FFontChar2 (lump, int(data_p - data), widths2[i], FontHeight));
+			Chars[i].TranslatedPic = MakeGameTexture(new FImageTexture(new FFontChar2 (lump, int(data_p - data), widths2[i], FontHeight)), nullptr, ETextureType::FontChar);
-			Chars[i].TranslatedPic->SetUseType(ETextureType::FontChar);
+			TexMan.AddGameTexture(Chars[i].TranslatedPic);
-			TexMan.AddTexture(Chars[i].TranslatedPic);
 			do
 			{
 				int8_t code = *data_p++;
@@ -483,15 +482,14 @@ void FSingleLumpFont::LoadBMF(int lump, const uint8_t *data)
 		{ // Empty character: skip it.
 			continue;
 		}
-		auto tex = new FImageTexture(new FFontChar2(lump, int(chardata + chari + 6 - data),
+		auto tex = MakeGameTexture(new FImageTexture(new FFontChar2(lump, int(chardata + chari + 6 - data),
 			chardata[chari+1],	// width
 			chardata[chari+2],	// height
 			-(int8_t)chardata[chari+3],	// x offset
 			-(int8_t)chardata[chari+4]	// y offset
-		));
+		)), nullptr, ETextureType::FontChar);
-		tex->SetUseType(ETextureType::FontChar);
 		Chars[chardata[chari] - FirstChar].TranslatedPic = tex;
-		TexMan.AddTexture(tex);
+		TexMan.AddGameTexture(tex);
 	}
 
 	// If the font did not define a space character, determine a suitable space width now.
@@ -556,10 +554,9 @@ void FSingleLumpFont::CheckFON1Chars (double *luminosity)
 
 		if(!Chars[i].TranslatedPic)
 		{
-			Chars[i].TranslatedPic = new FImageTexture(new FFontChar2 (Lump, int(data_p - data), SpaceWidth, FontHeight));
+			Chars[i].TranslatedPic = MakeGameTexture(new FImageTexture(new FFontChar2 (Lump, int(data_p - data), SpaceWidth, FontHeight)), nullptr, ETextureType::FontChar);
-			Chars[i].TranslatedPic->SetUseType(ETextureType::FontChar);
 			Chars[i].XMove = SpaceWidth;
-			TexMan.AddTexture(Chars[i].TranslatedPic);
+			TexMan.AddGameTexture(Chars[i].TranslatedPic);
 		}
 
 		// Advance to next char's data and count the used colors.

source/common/fonts/singlepicfont.cpp

@@ -45,7 +45,7 @@ public:
 	FSinglePicFont(const char *picname);
 
 	// FFont interface
-	FTexture *GetChar(int code, int translation, int *const width, bool *redirected = nullptr) const override;
+	FGameTexture *GetChar(int code, int translation, int *const width, bool *redirected = nullptr) const override;
 	int GetCharWidth (int code) const;
 
 protected:
@@ -72,11 +72,11 @@ FSinglePicFont::FSinglePicFont(const char *picname) :
 		I_FatalError ("%s is not a font or texture", picname);
 	}
 
-	FTexture *pic = TexMan.GetTexture(picnum);
+	auto pic = TexMan.GetGameTexture(picnum);
 
 	FontName = picname;
-	FontHeight = pic->GetDisplayHeight();
+	FontHeight = (int)pic->GetDisplayHeight();
-	SpaceWidth = pic->GetDisplayWidth();
+	SpaceWidth = (int)pic->GetDisplayWidth();
 	GlobalKerning = 0;
 	FirstChar = LastChar = 'A';
 	ActiveColors = 0;
@@ -94,13 +94,13 @@ FSinglePicFont::FSinglePicFont(const char *picname) :
 //
 //==========================================================================
 
-FTexture *FSinglePicFont::GetChar (int code, int translation, int *const width, bool *redirected) const
+FGameTexture *FSinglePicFont::GetChar (int code, int translation, int *const width, bool *redirected) const
 {
 	*width = SpaceWidth;
 	if (redirected) *redirected = false;
 	if (code == 'a' || code == 'A')
 	{
-		return TexMan.GetPalettedTexture(PicNum, true);
+		return TexMan.GetGameTexture(PicNum, true);
 	}
 	else
 	{

source/common/fonts/specialfont.cpp

@@ -45,7 +45,7 @@
 class FSpecialFont : public FFont
 {
 public:
-	FSpecialFont (const char *name, int first, int count, FTexture **lumplist, const bool *notranslate, int lump, bool donttranslate);
+	FSpecialFont (const char *name, int first, int count, FGameTexture **lumplist, const bool *notranslate, int lump, bool donttranslate);
 
 	void LoadTranslations();
 
@@ -60,13 +60,13 @@ protected:
 //
 //==========================================================================
 
-FSpecialFont::FSpecialFont (const char *name, int first, int count, FTexture **lumplist, const bool *notranslate, int lump, bool donttranslate) 
+FSpecialFont::FSpecialFont (const char *name, int first, int count, FGameTexture **lumplist, const bool *notranslate, int lump, bool donttranslate) 
 	: FFont(lump)
 {
 	int i;
-	TArray<FTexture *> charlumps(count, true);
+	TArray<FGameTexture *> charlumps(count, true);
 	int maxyoffs;
-	FTexture *pic;
+	FGameTexture *pic;
 
 	memcpy(this->notranslate, notranslate, 256*sizeof(bool));
 
@@ -87,8 +87,8 @@ FSpecialFont::FSpecialFont (const char *name, int first, int count, FTexture **l
 		pic = charlumps[i] = lumplist[i];
 		if (pic != nullptr)
 		{
-			int height = pic->GetDisplayHeight();
+			int height = (int)pic->GetDisplayHeight();
-			int yoffs = pic->GetDisplayTopOffset();
+			int yoffs = (int)pic->GetDisplayTopOffset();
 
 			if (yoffs > maxyoffs)
 			{
@@ -104,20 +104,18 @@ FSpecialFont::FSpecialFont (const char *name, int first, int count, FTexture **l
 		if (charlumps[i] != nullptr)
 		{
 			auto pic = charlumps[i];
-			Chars[i].OriginalPic = new FImageTexture(pic->GetImage(), "");
+			Chars[i].OriginalPic = MakeGameTexture(pic->GetTexture(), nullptr, ETextureType::FontChar);
-			Chars[i].OriginalPic->SetUseType(ETextureType::FontChar);
 			Chars[i].OriginalPic->CopySize(pic);
-			TexMan.AddTexture(Chars[i].OriginalPic);
+			TexMan.AddGameTexture(Chars[i].OriginalPic);
 
 			if (!noTranslate)
 			{
-				Chars[i].TranslatedPic = new FImageTexture(new FFontChar1 (charlumps[i]->GetImage()), "");
+				Chars[i].TranslatedPic = MakeGameTexture(new FImageTexture(new FFontChar1 (charlumps[i]->GetTexture()->GetImage())), nullptr, ETextureType::FontChar);
 				Chars[i].TranslatedPic->CopySize(charlumps[i]);
-				Chars[i].TranslatedPic->SetUseType(ETextureType::FontChar);
+				TexMan.AddGameTexture(Chars[i].TranslatedPic);
-				TexMan.AddTexture(Chars[i].TranslatedPic);
 			}
 			else Chars[i].TranslatedPic = Chars[i].OriginalPic;
-			Chars[i].XMove = Chars[i].TranslatedPic->GetDisplayWidth();
+			Chars[i].XMove = (int)Chars[i].TranslatedPic->GetDisplayWidth();
 		}
 		else
 		{
@@ -167,7 +165,7 @@ void FSpecialFont::LoadTranslations()
 	{
 		if (Chars[i].TranslatedPic)
 		{
-			FFontChar1 *pic = static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetImage());
+			FFontChar1 *pic = static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetTexture()->GetImage());
 			if (pic)
 			{
 				pic->SetSourceRemap(nullptr); // Force the FFontChar1 to return the same pixels as the base texture
@@ -197,7 +195,7 @@ void FSpecialFont::LoadTranslations()
 	for (i = 0; i < count; i++)
 	{
 		if(Chars[i].TranslatedPic)
-			static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetImage())->SetSourceRemap(PatchRemap);
+			static_cast<FFontChar1 *>(Chars[i].TranslatedPic->GetTexture()->GetImage())->SetSourceRemap(PatchRemap);
 	}
 
 	BuildTranslations(Luminosity.Data(), identity, &TranslationParms[0][0], TotalColors, nullptr, [=](FRemapTable* remap)
@@ -217,7 +215,7 @@ void FSpecialFont::LoadTranslations()
 	ActiveColors = TotalColors;
 }
 
-FFont *CreateSpecialFont (const char *name, int first, int count, FTexture **lumplist, const bool *notranslate, int lump, bool donttranslate) 
+FFont *CreateSpecialFont (const char *name, int first, int count, FGameTexture **lumplist, const bool *notranslate, int lump, bool donttranslate) 
 {
 	return new FSpecialFont(name, first, count, lumplist, notranslate, lump, donttranslate);
 }

source/common/fonts/v_font.cpp

@@ -144,7 +144,7 @@ FFont *V_GetFont(const char *name, const char *fontlumpname)
 		FTextureID picnum = TexMan.CheckForTexture (name, ETextureType::Any);
 		if (picnum.isValid())
 		{
-			FTexture *tex = TexMan.GetTexture(picnum);
+			auto tex = TexMan.GetGameTexture(picnum);
 			if (tex && tex->GetSourceLump() >= folderfile)
 			{
 				FFont *CreateSinglePicFont(const char *name);
@@ -170,7 +170,7 @@ FFont *V_GetFont(const char *name, const char *fontlumpname)
 void V_InitCustomFonts()
 {
 	FScanner sc;
-	FTexture *lumplist[256];
+	FGameTexture *lumplist[256];
 	bool notranslate[256];
 	bool donttranslate;
 	FString namebuffer, templatebuf;
@@ -266,12 +266,12 @@ void V_InitCustomFonts()
 				else
 				{
 					if (format == 1) goto wrong;
-					FTexture **p = &lumplist[*(unsigned char*)sc.String];
+					FGameTexture **p = &lumplist[*(unsigned char*)sc.String];
 					sc.MustGetString();
 					FTextureID texid = TexMan.CheckForTexture(sc.String, ETextureType::MiscPatch);
 					if (texid.Exists())
 					{
-						*p = TexMan.GetTexture(texid);
+						*p = TexMan.GetGameTexture(texid);
 					}
 					else if (fileSystem.GetFileContainer(sc.LumpNum) >= fileSystem.GetIwadNum())
 					{
@@ -307,7 +307,7 @@ void V_InitCustomFonts()
 				}
 				if (count > 0)
 				{
-					FFont *CreateSpecialFont (const char *name, int first, int count, FTexture **lumplist, const bool *notranslate, int lump, bool donttranslate);
+					FFont *CreateSpecialFont (const char *name, int first, int count, FGameTexture **lumplist, const bool *notranslate, int lump, bool donttranslate);
 					FFont *fnt = CreateSpecialFont (namebuffer, first, count, &lumplist[first], notranslate, llump, donttranslate);
 					fnt->SetCursor(cursor);
 					fnt->SetKerning(kerning);

source/common/fonts/v_font.h

@@ -39,7 +39,7 @@
 #include "name.h"
 
 class DCanvas;
-class FTexture;
+class FGameTexture;
 struct FRemapTable;
 
 enum EColorRange : int
@@ -77,7 +77,7 @@ enum EColorRange : int
 
 extern int NumTextColors;
 
-using GlyphSet = TMap<int, FTexture*>;
+using GlyphSet = TMap<int, FGameTexture*>;
 
 class FFont
 {
@@ -97,7 +97,7 @@ public:
 	FFont (const char *fontname, const char *nametemplate, const char *filetemplate, int first, int count, int base, int fdlump, int spacewidth=-1, bool notranslate = false, bool iwadonly = false, bool doomtemplate = false, GlyphSet *baseGlpyphs = nullptr);
 	virtual ~FFont ();
 
-	virtual FTexture *GetChar (int code, int translation, int *const width, bool *redirected = nullptr) const;
+	virtual FGameTexture *GetChar (int code, int translation, int *const width, bool *redirected = nullptr) const;
 	virtual int GetCharWidth (int code) const;
 	int GetColorTranslation (EColorRange range, PalEntry *color = nullptr) const;
 	int GetLump() const { return Lump; }
@@ -113,9 +113,9 @@ public:
 	static FFont *FindFont(FName fontname);
 
 	// Return width of string in pixels (unscaled)
-	int StringWidth (const uint8_t *str) const;
+	int StringWidth (const uint8_t *str, int spacing = 0) const;
-	inline int StringWidth (const char *str) const { return StringWidth ((const uint8_t *)str); }
+	inline int StringWidth (const char *str, int spacing = 0) const { return StringWidth ((const uint8_t *)str, spacing); }
-	inline int StringWidth (const FString &str) const { return StringWidth ((const uint8_t *)str.GetChars()); }
+	inline int StringWidth (const FString &str, int spacing = 0) const { return StringWidth ((const uint8_t *)str.GetChars(), spacing); }
 
 	// Checks if the font contains all characters to print this text.
 	bool CanPrint(const uint8_t *str) const;
@@ -161,8 +161,8 @@ protected:
 	bool forceremap = false;
 	struct CharData
 	{
-		FTexture *TranslatedPic = nullptr;	// Texture for use with font translations.
+		FGameTexture *TranslatedPic = nullptr;	// Texture for use with font translations.
-		FTexture *OriginalPic = nullptr;	// Texture for use with CR_UNTRANSLATED or font colorization. 
+		FGameTexture *OriginalPic = nullptr;	// Texture for use with CR_UNTRANSLATED or font colorization. 
 		int XMove = INT_MIN;
 	};
 	TArray<CharData> Chars;

source/common/scripting/jit/jit_move.cpp

@@ -54,7 +54,7 @@ static void CastCo2S(FString *a, int b) { PalEntry c(b); a->Format("%02x %02x %0
 static int CastS2So(FString *b) { return FSoundID(*b); }
 static void CastSo2S(FString* a, int b) { *a = soundEngine->GetSoundName(b); }
 static void CastSID2S(FString* a, unsigned int b) { VM_CastSpriteIDToString(a, b); }
-static void CastTID2S(FString *a, int b) { auto tex = TexMan.GetTexture(*(FTextureID*)&b); *a = (tex == nullptr) ? "(null)" : tex->GetName().GetChars(); }
+static void CastTID2S(FString *a, int b) { auto tex = TexMan.GetGameTexture(*(FTextureID*)&b); *a = (tex == nullptr) ? "(null)" : tex->GetName().GetChars(); }
 
 void JitCompiler::EmitCAST()
 {

source/common/scripting/vm/vmexec.h

@@ -1848,7 +1848,7 @@ static void DoCast(const VMRegisters &reg, const VMFrame *f, int a, int b, int c
 	case CAST_TID2S:
 	{
 		ASSERTS(a); ASSERTD(b);
-		auto tex = TexMan.GetTexture(*(FTextureID*)&(reg.d[b]));
+		auto tex = TexMan.GetGameTexture(*(FTextureID*)&(reg.d[b]));
 		reg.s[a] = tex == nullptr ? "(null)" : tex->GetName().GetChars();
 		break;
 	}

source/common/textures/animtexture.cpp

@@ -43,14 +43,14 @@
 void AnimTexture::SetFrameSize(int width, int height)
 {
     FTexture::SetSize(width, height);
-	Image.Resize(width*height);
+    Image.Resize(width * height);
 }
 
-void AnimTexture::SetFrame(const uint8_t *palette, const void *data_)
+void AnimTexture::SetFrame(const uint8_t* palette, const void* data_)
 {
-	memcpy(Palette, palette, 768);
+    memcpy(Palette, palette, 768);
-	memcpy(Image.Data(), data_, Width * Height);
+    memcpy(Image.Data(), data_, Width * Height);
-    SystemTextures.Clean(true, true);
+    CleanHardwareTextures();
 }
 
 //===========================================================================
@@ -70,10 +70,10 @@ FBitmap AnimTexture::GetBgraBitmap(const PalEntry* remap, int* trans)
     for (int i = 0; i < Width * Height; i++)
     {
         int p = i * 4;
-		int index = spix[i];
+        int index = spix[i];
-        dpix[p + 0] = Palette[index*3+2];
+        dpix[p + 0] = Palette[index * 3 + 2];
-        dpix[p + 1] = Palette[index*3+1];
+        dpix[p + 1] = Palette[index * 3 + 1];
-        dpix[p + 2] = Palette[index*3];
+        dpix[p + 2] = Palette[index * 3];
         dpix[p + 3] = 255;
     }
     return bmp;
@@ -87,30 +87,32 @@ FBitmap AnimTexture::GetBgraBitmap(const PalEntry* remap, int* trans)
 
 AnimTextures::AnimTextures()
 {
-	active = 1;
+    active = 1;
-	tex[0] = new AnimTexture;
+    tex[0] = MakeGameTexture(new AnimTexture, "", ETextureType::Special);
-	tex[1] = new AnimTexture;
+    tex[1] = MakeGameTexture(new AnimTexture, "", ETextureType::Special);
 }
 
 AnimTextures::~AnimTextures()
 {
-	delete tex[0];
+    delete tex[0];
-	delete tex[1];
+    delete tex[1];
 }
 
 void AnimTextures::SetSize(int width, int height)
 {
-	tex[0]->SetFrameSize(width, height);
+    static_cast<AnimTexture*>(tex[0]->GetTexture())->SetFrameSize(width, height);
-	tex[1]->SetFrameSize(width, height);
+    static_cast<AnimTexture*>(tex[1]->GetTexture())->SetFrameSize(width, height);
-}
+    tex[0]->SetSize(width, height);
-    
+    tex[1]->SetSize(width, height);
-void AnimTextures::SetFrame(const uint8_t *palette, const void* data)
-{
-	active ^= 1;
-	tex[active]->SetFrame(palette, data);
 }
 
-FTexture * AnimTextures::GetFrame()
+void AnimTextures::SetFrame(const uint8_t* palette, const void* data)
 {
-	return tex[active];
+    active ^= 1;
+    static_cast<AnimTexture*>(tex[active]->GetTexture())->SetFrame(palette, data);
+}
+
+FGameTexture* AnimTextures::GetFrame()
+{
+    return tex[active];
 }

source/common/textures/animtexture.h

@@ -8,21 +8,21 @@ class AnimTexture : public FTexture
 	uint8_t Palette[768];
 	TArray<uint8_t> Image;
 public:
-    AnimTexture() = default;
+	AnimTexture() = default;
 	void SetFrameSize(int width, int height);
-    void SetFrame(const uint8_t *palette, const void* data);
+	void SetFrame(const uint8_t* palette, const void* data);
-    virtual FBitmap GetBgraBitmap(const PalEntry* remap, int* trans) override;
+	virtual FBitmap GetBgraBitmap(const PalEntry* remap, int* trans) override;
 };
 
 class AnimTextures
 {
 	int active;
-	AnimTexture *tex[2];
+	FGameTexture* tex[2];
 
 public:
 	AnimTextures();
 	~AnimTextures();
 	void SetSize(int width, int height);
-    void SetFrame(const uint8_t *palette, const void* data);
+	void SetFrame(const uint8_t* palette, const void* data);
-	FTexture *GetFrame();
+	FGameTexture* GetFrame();
 };

source/common/textures/formats/emptytexture.cpp

@@ -69,6 +69,11 @@ FImageSource *EmptyImage_TryCreate(FileReader & file, int lumpnum)
 	return new FEmptyTexture(lumpnum);
 }
 
+FImageSource* CreateEmptyTexture()
+{
+	return new FEmptyTexture(0);
+}
+
 //==========================================================================
 //
 //

source/common/textures/formats/multipatchtexture.cpp

@@ -46,15 +46,19 @@
 //
 //==========================================================================
 
-FMultiPatchTexture::FMultiPatchTexture(int w, int h, const TArray<TexPart> &parts, bool complex, bool textual)
+FMultiPatchTexture::FMultiPatchTexture(int w, int h, const TArray<TexPartBuild> &parts, bool complex, bool textual)
 {
 	Width = w;
 	Height = h;
 	bComplex = complex;
-	bTextual = textual;
+ 	bTextual = textual;
 	Parts = (TexPart*)ImageArena.Alloc(sizeof(TexPart) * parts.Size());
 	NumParts = parts.Size();
 	memcpy(Parts, parts.Data(), sizeof(TexPart) * parts.Size());
+	for (unsigned i = 0; i < parts.Size(); i++)
+	{
+		Parts[i].Image = parts[i].TexImage->GetImage();
+	}
 
 	bUseGamePalette = false;
 	if (!bComplex)
@@ -67,6 +71,27 @@ FMultiPatchTexture::FMultiPatchTexture(int w, int h, const TArray<TexPart> &part
 	}
 }
 
+//==========================================================================
+//
+// sky remapping will only happen if
+// - the texture was defined through a TEXTUREx lump (this implies only trivial copies)
+// - all patches use the base palette.
+// - all patches are in a format that allows the remap.
+// All other cases would not be able to properly deal with this special case.
+// For textual definitions this hack isn't necessary.
+//
+//==========================================================================
+
+bool FMultiPatchTexture::SupportRemap0()
+{
+	if (bTextual || UseGamePalette()) return false;
+	for (int i = 0; i < NumParts; i++)
+	{
+		if (!Parts[i].Image->SupportRemap0()) return false;
+	}
+	return true;
+}
+
 //==========================================================================
 //
 // GetBlendMap
@@ -203,11 +228,6 @@ TArray<uint8_t> FMultiPatchTexture::CreatePalettedPixels(int conversion)
 	}
 	if (conversion == noremap0)
 	{
-		// sky remapping will only happen if
-		// - the texture was defined through a TEXTUREx lump (this implies only trivial copies)
-		// - all patches use the base palette.
-		// All other cases would not be able to properly deal with this special case.
-		// For textual definitions this hack isn't necessary.
 		if (bTextual || !UseGamePalette()) conversion = normal;
 	}
 

source/common/textures/formats/multipatchtexture.h

@@ -5,8 +5,11 @@
 #include "vectors.h"
 #include "bitmap.h"
 #include "image.h"
+#include "textures.h"
 
 class FImageTexture;
+class FTextureManager;
+
 //==========================================================================
 //
 // TexPart is the data that will get passed to the final texture.
@@ -25,6 +28,18 @@ struct TexPart
 	uint8_t op = OP_COPY;
 };
 
+struct TexPartBuild
+{
+	FRemapTable* Translation = nullptr;
+	FImageTexture *TexImage = nullptr;
+	PalEntry Blend = 0;
+	blend_t Alpha = FRACUNIT;
+	int16_t OriginX = 0;
+	int16_t OriginY = 0;
+	uint8_t Rotate = 0;
+	uint8_t op = OP_COPY;
+};
+
 
 
 //==========================================================================
@@ -36,8 +51,21 @@ struct TexPart
 class FMultiPatchTexture : public FImageSource
 {
 	friend class FTexture;
+	friend class FGameTexture;
 public:
-	FMultiPatchTexture(int w, int h, const TArray<TexPart> &parts, bool complex, bool textual);
+	FMultiPatchTexture(int w, int h, const TArray<TexPartBuild> &parts, bool complex, bool textual);
+	int GetNumParts() const { return NumParts; }
+	// Query some needed info for texture hack support.
+	bool SupportRemap0() override;
+	bool IsRawCompatible() override 
+	{
+		return NumParts != 1 || Parts[0].OriginY == 0 || bTextual;
+	}
+	FImageSource* GetImageForPart(int num)
+	{
+		if (num >= 0 && num < NumParts) return Parts[num].Image;
+		return nullptr;
+	}
 
 protected:
 	int NumParts;
@@ -64,7 +92,7 @@ struct TexInit
 {
 	FString TexName;
 	ETextureType UseType = ETextureType::Null;
-	FTexture *Texture = nullptr;
+	FImageTexture *Texture = nullptr;
 	bool Silent = false;
 	bool HasLine = false;
 	bool UseOffsets = false;
@@ -82,7 +110,7 @@ struct FPatchLookup;
 struct BuildInfo
 {
 	FString Name;
-	TArray<TexPart> Parts;
+	TArray<TexPartBuild> Parts;
 	TArray<TexInit> Inits;
 	int Width = 0;
 	int Height = 0;
@@ -94,7 +122,7 @@ struct BuildInfo
 	bool bNoDecals = false;
 	int LeftOffset[2] = {};
 	int TopOffset[2] = {};
-	FImageTexture *tex = nullptr;
+	FGameTexture *texture = nullptr;
 
 	void swap(BuildInfo &other)
 	{
@@ -113,7 +141,7 @@ struct BuildInfo
 		std::swap(LeftOffset[1], other.LeftOffset[1]);
 		std::swap(TopOffset[0], other.TopOffset[0]);
 		std::swap(TopOffset[1], other.TopOffset[1]);
-		std::swap(tex, other.tex);
+		std::swap(texture, other.texture);
 	}
 };
 
@@ -123,15 +151,17 @@ class FMultipatchTextureBuilder
 {
 	FTextureManager &TexMan;
 	TArray<BuildInfo> BuiltTextures;
+	TMap<FGameTexture*, bool> complex;
 	void(*progressFunc)();
 	void(*checkForHacks)(BuildInfo&);
 
 	void MakeTexture(BuildInfo &buildinfo, ETextureType usetype);
+	void AddImageToTexture(FImageTexture* tex, BuildInfo& buildinfo);
 
 	void BuildTexture(const void *texdef, FPatchLookup *patchlookup, int maxpatchnum, bool strife, int deflumpnum, ETextureType usetyoe);
 	void AddTexturesLump(const void *lumpdata, int lumpsize, int deflumpnum, int patcheslump, int firstdup, bool texture1);
 
-	void ParsePatch(FScanner &sc, BuildInfo &info, TexPart &part, TexInit &init);
+	void ParsePatch(FScanner &sc, BuildInfo &info, TexPartBuild &part, TexInit &init);
 	void ResolvePatches(BuildInfo &buildinfo);
 
 public:

source/common/textures/formats/patchtexture.cpp

@@ -63,6 +63,7 @@ public:
 	FPatchTexture (int lumpnum, int w, int h, int lo, int to, bool isalphatex);
 	TArray<uint8_t> CreatePalettedPixels(int conversion) override;
 	int CopyPixels(FBitmap *bmp, int conversion) override;
+	bool SupportRemap0() override { return !badflag; }
 	void DetectBadPatches();
 };
 

source/common/textures/formats/pngtexture.cpp

@@ -41,8 +41,8 @@
 #include "imagehelpers.h"
 #include "image.h"
 #include "printf.h"
+#include "texturemanager.h"
 #include "filesystem.h"
-#include "colormatcher.h"
 
 //==========================================================================
 //
@@ -591,7 +591,7 @@ protected:
 //
 //==========================================================================
 
-FTexture *PNGTexture_CreateFromFile(PNGHandle *png, const FString &filename)
+FGameTexture *PNGTexture_CreateFromFile(PNGHandle *png, const FString &filename)
 {
 	if (M_FindPNGChunk(png, MAKE_ID('I','H','D','R')) == 0)
 	{
@@ -610,7 +610,7 @@ FTexture *PNGTexture_CreateFromFile(PNGHandle *png, const FString &filename)
 	
 	// Reject anything that cannot be put into a savegame picture by GZDoom itself.
 	if (compression != 0 || filter != 0 || interlace > 0 || bitdepth != 8 || (colortype != 2 && colortype != 3)) return nullptr;
-	else return new FPNGFileTexture (png->File, width, height, colortype);
+	else return MakeGameTexture(new FPNGFileTexture (png->File, width, height, colortype), nullptr, ETextureType::Override);
 }
 
 //==========================================================================
@@ -624,6 +624,8 @@ FPNGFileTexture::FPNGFileTexture (FileReader &lump, int width, int height, uint8
 {
 	Width = width;
 	Height = height;
+	Masked = false;
+	bTranslucent = false;
 	fr = std::move(lump);
 }
 

source/common/textures/formats/shadertexture.cpp

@@ -38,6 +38,7 @@
 #include "bitmap.h"
 #include "imagehelpers.h"
 #include "image.h"
+#include "textures.h"
 
 
 class FBarShader : public FImageSource
@@ -128,9 +129,9 @@ private:
 };
 
 
-FTexture *CreateShaderTexture(bool vertical, bool reverse)
+FGameTexture *CreateShaderTexture(bool vertical, bool reverse)
 {
 	FStringf name("BarShader%c%c", vertical ? 'v' : 'h', reverse ? 'r' : 'f');
-	return CreateImageTexture(new FBarShader(vertical, reverse), name.GetChars());
+	return MakeGameTexture(CreateImageTexture(new FBarShader(vertical, reverse)), name.GetChars(), ETextureType::Override);
 
 }

source/common/textures/gametexture.cpp

@@ -0,0 +1,512 @@
+/*
+** gametexture.cpp
+** The game-facing texture class.
+**
+**---------------------------------------------------------------------------
+** Copyright 2004-2007 Randy Heit
+** Copyright 2006-2020 Christoph Oelckers
+** All rights reserved.
+**
+** Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions
+** are met:
+**
+** 1. Redistributions of source code must retain the above copyright
+**    notice, this list of conditions and the following disclaimer.
+** 2. Redistributions in binary form must reproduce the above copyright
+**    notice, this list of conditions and the following disclaimer in the
+**    documentation and/or other materials provided with the distribution.
+** 3. The name of the author may not be used to endorse or promote products
+**    derived from this software without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**---------------------------------------------------------------------------
+**
+**
+*/
+
+#include "printf.h"
+#include "files.h"
+#include "filesystem.h"
+#include "templates.h"
+#include "textures.h"
+#include "bitmap.h"
+#include "colormatcher.h"
+#include "c_dispatch.h"
+#include "m_fixed.h"
+#include "imagehelpers.h"
+#include "image.h"
+#include "formats/multipatchtexture.h"
+#include "texturemanager.h"
+#include "c_cvars.h"
+#include "hw_material.h"
+
+FTexture *CreateBrightmapTexture(FImageSource*);
+
+
+FGameTexture::FGameTexture(FTexture* wrap, const char* name) : Name(name)
+{
+	if (wrap) Setup(wrap);
+}
+
+//==========================================================================
+//
+//
+//
+//==========================================================================
+
+void FGameTexture::Setup(FTexture *wrap)
+{
+	Base = wrap;
+	id.SetInvalid();
+	TexelWidth = Base->GetWidth();
+	DisplayWidth = (float)TexelWidth;
+	TexelHeight = Base->GetHeight();
+	DisplayHeight = (float)TexelHeight;
+	auto img = Base->GetImage();
+	if (img)
+	{
+		auto ofs = img->GetOffsets();
+		LeftOffset[0] = LeftOffset[1] = ofs.first;
+		TopOffset[0] = TopOffset[1] = ofs.second;
+	}
+	else
+	{
+		LeftOffset[0] = LeftOffset[1] = 
+		TopOffset[0] = TopOffset[1] = 0;
+
+	}
+	ScaleX = ScaleY = 1.f;
+}
+
+//==========================================================================
+//
+//
+//
+//==========================================================================
+
+FGameTexture::~FGameTexture()
+{
+	FGameTexture* link = fileSystem.GetLinkedTexture(GetSourceLump());
+	if (link == this) fileSystem.SetLinkedTexture(GetSourceLump(), nullptr);
+	if (SoftwareTexture != nullptr)
+	{
+		delete SoftwareTexture;
+		SoftwareTexture = nullptr;
+	}
+	for (auto &mat : Material)
+	{
+		if (mat != nullptr) delete mat;
+		mat = nullptr;
+	}
+
+}
+
+//==========================================================================
+//
+//
+//
+//==========================================================================
+
+bool FGameTexture::isUserContent() const
+{
+	int filenum = fileSystem.GetFileContainer(Base->GetSourceLump());
+	return (filenum > fileSystem.GetMaxIwadNum());
+}
+
+
+//==========================================================================
+//
+// Search auto paths for extra material textures
+//
+//==========================================================================
+
+void FGameTexture::AddAutoMaterials()
+{
+	struct AutoTextureSearchPath
+	{
+		const char* path;
+		RefCountedPtr<FTexture> FGameTexture::* pointer;
+	};
+
+	static AutoTextureSearchPath autosearchpaths[] =
+	{
+		{ "brightmaps/", &FGameTexture::Brightmap }, // For backwards compatibility, only for short names
+	{ "materials/brightmaps/", &FGameTexture::Brightmap },
+	{ "materials/normalmaps/", &FGameTexture::Normal },
+	{ "materials/specular/", &FGameTexture::Specular },
+	{ "materials/metallic/", &FGameTexture::Metallic },
+	{ "materials/roughness/", &FGameTexture::Roughness },
+	{ "materials/ao/", &FGameTexture::AmbientOcclusion }
+	};
+
+
+	bool fullname = !!(flags & GTexf_FullNameTexture);
+	FString searchname = GetName();
+
+	if (fullname)
+	{
+		auto dot = searchname.LastIndexOf('.');
+		auto slash = searchname.LastIndexOf('/');
+		if (dot > slash) searchname.Truncate(dot);
+	}
+
+	for (size_t i = 0; i < countof(autosearchpaths); i++)
+	{
+		auto& layer = autosearchpaths[i];
+		if (this->*(layer.pointer) == nullptr)	// only if no explicit assignment had been done.
+		{
+			FStringf lookup("%s%s%s", layer.path, fullname ? "" : "auto/", searchname.GetChars());
+			auto lump = fileSystem.CheckNumForFullName(lookup, false, ns_global, true);
+			if (lump != -1)
+			{
+				auto bmtex = TexMan.FindGameTexture(fileSystem.GetFileFullName(lump), ETextureType::Any, FTextureManager::TEXMAN_TryAny);
+				if (bmtex != nullptr)
+				{
+					this->*(layer.pointer) = bmtex->GetTexture();
+				}
+			}
+		}
+	}
+}
+
+//===========================================================================
+// 
+// Checks if the texture has a default brightmap and creates it if so
+//
+//===========================================================================
+void FGameTexture::CreateDefaultBrightmap()
+{
+	auto tex = GetTexture();
+	if (flags & GTexf_BrightmapChecked)
+	{
+		flags |= GTexf_BrightmapChecked;
+		// Check for brightmaps
+		if (tex->GetImage() && tex->GetImage()->UseGamePalette() && GPalette.HasGlobalBrightmap &&
+			GetUseType() != ETextureType::Decal && GetUseType() != ETextureType::MiscPatch && GetUseType() != ETextureType::FontChar &&
+			Brightmap == nullptr)
+		{
+			// May have one - let's check when we use this texture
+			auto texbuf = tex->Get8BitPixels(false);
+			const int white = ColorMatcher.Pick(255, 255, 255);
+
+			int size = tex->GetWidth() * tex->GetHeight();
+			for (int i = 0; i < size; i++)
+			{
+				if (GPalette.GlobalBrightmap.Remap[texbuf[i]] == white)
+				{
+					// Create a brightmap
+					DPrintf(DMSG_NOTIFY, "brightmap created for texture '%s'\n", GetName().GetChars());
+					Brightmap = CreateBrightmapTexture(tex->GetImage());
+					return;
+				}
+			}
+			// No bright pixels found
+			DPrintf(DMSG_SPAMMY, "No bright pixels found in texture '%s'\n", GetName().GetChars());
+		}
+	}
+}
+
+
+//==========================================================================
+//
+// Calculates glow color for a texture
+//
+//==========================================================================
+
+void FGameTexture::GetGlowColor(float* data)
+{
+	if (isGlowing() && GlowColor == 0)
+	{
+		auto buffer = Base->GetBgraBitmap(nullptr);
+		GlowColor = averageColor((uint32_t*)buffer.GetPixels(), buffer.GetWidth() * buffer.GetHeight(), 153);
+
+		// Black glow equals nothing so switch glowing off
+		if (GlowColor == 0) flags &= ~GTexf_Glowing;
+	}
+	data[0] = GlowColor.r * (1 / 255.0f);
+	data[1] = GlowColor.g * (1 / 255.0f);
+	data[2] = GlowColor.b * (1 / 255.0f);
+}
+
+//===========================================================================
+//
+//
+//
+//===========================================================================
+
+int FGameTexture::GetAreas(FloatRect** pAreas) const
+{
+	if (shaderindex == SHADER_Default)	// texture splitting can only be done if there's no attached effects
+	{
+		*pAreas = Base->areas;
+		return Base->areacount;
+	}
+	else
+	{
+		return 0;
+	}
+}
+
+//===========================================================================
+// 
+// Checks if a sprite may be expanded with an empty frame
+//
+//===========================================================================
+
+bool FGameTexture::ShouldExpandSprite()
+{
+	if (expandSprite != -1) return expandSprite;
+	// Only applicable to image textures with no shader effect.
+	if (GetShaderIndex() != SHADER_Default || !dynamic_cast<FImageTexture*>(Base.get()))
+	{
+		expandSprite = false;
+		return false;
+	}
+	if (Brightmap != NULL && (Base->GetWidth() != Brightmap->GetWidth() || Base->GetHeight() != Brightmap->GetHeight()))
+	{
+		// do not expand if the brightmap's physical size differs from the base.
+		expandSprite = false;
+		return false;
+	}
+	if (Glowmap != NULL && (Base->GetWidth() != Glowmap->GetWidth() || Base->GetHeight() != Glowmap->GetHeight()))
+	{
+		// same restriction for the glow map
+		expandSprite = false;
+		return false;
+	}
+	expandSprite = true;
+	return true;
+}
+
+//===========================================================================
+// 
+// Sets up the sprite positioning data for this texture
+//
+//===========================================================================
+
+void FGameTexture::SetupSpriteData()
+{
+	// Since this is only needed for real sprites it gets allocated on demand.
+	// It also allocates from the image memory arena because it has the same lifetime and to reduce maintenance.
+	if (spi == nullptr) spi = (SpritePositioningInfo*)ImageArena.Alloc(2 * sizeof(SpritePositioningInfo));
+	for (int i = 0; i < 2; i++)
+	{
+		auto& spi = this->spi[i];
+		spi.mSpriteU[0] = spi.mSpriteV[0] = 0.f;
+		spi.mSpriteU[1] = spi.mSpriteV[1] = 1.f;
+		spi.spriteWidth = GetTexelWidth();
+		spi.spriteHeight = GetTexelHeight();
+
+		if (i == 1 && ShouldExpandSprite())
+		{
+			spi.mTrimResult = Base->TrimBorders(spi.trim);	// get the trim size before adding the empty frame
+			spi.spriteWidth += 2;
+			spi.spriteHeight += 2;
+		}
+	}
+	SetSpriteRect();
+}
+
+//===========================================================================
+//
+// Set the sprite rectangle. This is separate because it may be called by a CVAR, too.
+//
+//===========================================================================
+
+void FGameTexture::SetSpriteRect()
+{
+
+	if (!spi) return;
+	auto leftOffset = GetTexelLeftOffset(r_spriteadjustHW);
+	auto topOffset = GetTexelTopOffset(r_spriteadjustHW);
+
+	float fxScale = GetScaleX();
+	float fyScale = GetScaleY();
+
+	for (int i = 0; i < 2; i++)
+	{
+		auto& spi = this->spi[i];
+
+		// mSpriteRect is for positioning the sprite in the scene.
+		spi.mSpriteRect.left = -leftOffset / fxScale;
+		spi.mSpriteRect.top = -topOffset / fyScale;
+		spi.mSpriteRect.width = spi.spriteWidth / fxScale;
+		spi.mSpriteRect.height = spi.spriteHeight / fyScale;
+
+		if (i == 1 && ShouldExpandSprite())
+		{
+			// a little adjustment to make sprites look better with texture filtering:
+			// create a 1 pixel wide empty frame around them.
+
+			int oldwidth = spi.spriteWidth - 2;
+			int oldheight = spi.spriteHeight - 2;
+
+			leftOffset += 1;
+			topOffset += 1;
+
+			// Reposition the sprite with the frame considered
+			spi.mSpriteRect.left = -(float)leftOffset / fxScale;
+			spi.mSpriteRect.top = -(float)topOffset / fyScale;
+			spi.mSpriteRect.width = (float)spi.spriteWidth / fxScale;
+			spi.mSpriteRect.height = (float)spi.spriteHeight / fyScale;
+
+			if (spi.mTrimResult > 0)
+			{
+				spi.mSpriteRect.left += (float)spi.trim[0] / fxScale;
+				spi.mSpriteRect.top += (float)spi.trim[1] / fyScale;
+
+				spi.mSpriteRect.width -= float(oldwidth - spi.trim[2]) / fxScale;
+				spi.mSpriteRect.height -= float(oldheight - spi.trim[3]) / fyScale;
+
+				spi.mSpriteU[0] = (float)spi.trim[0] / (float)spi.spriteWidth;
+				spi.mSpriteV[0] = (float)spi.trim[1] / (float)spi.spriteHeight;
+				spi.mSpriteU[1] -= float(oldwidth - spi.trim[0] - spi.trim[2]) / (float)spi.spriteWidth;
+				spi.mSpriteV[1] -= float(oldheight - spi.trim[1] - spi.trim[3]) / (float)spi.spriteHeight;
+			}
+		}
+	}
+}
+
+//===========================================================================
+//
+// Cleans the attached hardware resources.
+// This should only be used on textures which alter their content at run time
+//or when the engine shuts down.
+//
+//===========================================================================
+
+void FGameTexture::CleanHardwareData(bool full)
+{
+	Base->CleanHardwareTextures();
+	for (auto mat : Material) if (mat) mat->DeleteDescriptors();
+}
+
+
+//-----------------------------------------------------------------------------
+//
+// Make sprite offset adjustment user-configurable per renderer.
+//
+//-----------------------------------------------------------------------------
+
+CUSTOM_CVAR(Int, r_spriteadjust, 2, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
+{
+	r_spriteadjustHW = !!(self & 2);
+	r_spriteadjustSW = !!(self & 1);
+	for (int i = 0; i < TexMan.NumTextures(); i++)
+	{
+		auto tex = TexMan.GetGameTexture(FSetTextureID(i));
+		if (tex->GetTexelLeftOffset(0) != tex->GetTexelLeftOffset(1) || tex->GetTexelTopOffset(0) != tex->GetTexelTopOffset(1))
+		{
+			tex->SetSpriteRect();
+		}
+	}
+}
+
+//===========================================================================
+//
+// Coordinate helper.
+// The only reason this is even needed is that many years ago someone
+// was convinced that having per-texel panning on walls was a good idea.
+// If it wasn't for this relatively useless feature the entire positioning
+// code for wall textures could be a lot simpler.
+//
+//===========================================================================
+
+//===========================================================================
+//
+// 
+//
+//===========================================================================
+
+float FTexCoordInfo::RowOffset(float rowoffset) const
+{
+	float scale = fabs(mScale.Y);
+	if (scale == 1.f || mWorldPanning) return rowoffset;
+	else return rowoffset / scale;
+}
+
+//===========================================================================
+//
+//
+//
+//===========================================================================
+
+float FTexCoordInfo::TextureOffset(float textureoffset) const
+{
+	float scale = fabs(mScale.X);
+	if (scale == 1.f || mWorldPanning) return textureoffset;
+	else return textureoffset / scale;
+}
+
+//===========================================================================
+//
+// Returns the size for which texture offset coordinates are used.
+//
+//===========================================================================
+
+float FTexCoordInfo::TextureAdjustWidth() const
+{
+	if (mWorldPanning)
+	{
+		float tscale = fabs(mTempScale.X);
+		if (tscale == 1.f) return (float)mRenderWidth;
+		else return mWidth / fabs(tscale);
+	}
+	else return (float)mWidth;
+}
+
+
+//===========================================================================
+//
+// Retrieve texture coordinate info for per-wall scaling
+//
+//===========================================================================
+
+void FTexCoordInfo::GetFromTexture(FGameTexture *tex, float x, float y, bool forceworldpanning)
+{
+	if (x == 1.f)
+	{
+		mRenderWidth = xs_RoundToInt(tex->GetDisplayWidth());
+		mScale.X = tex->GetScaleX();
+		mTempScale.X = 1.f;
+	}
+	else
+	{
+		float scale_x = x * tex->GetScaleX();
+		mRenderWidth = xs_CeilToInt(tex->GetTexelWidth() / scale_x);
+		mScale.X = scale_x;
+		mTempScale.X = x;
+	}
+
+	if (y == 1.f)
+	{
+		mRenderHeight = xs_RoundToInt(tex->GetDisplayHeight());
+		mScale.Y = tex->GetScaleY();
+		mTempScale.Y = 1.f;
+	}
+	else
+	{
+		float scale_y = y * tex->GetScaleY();
+		mRenderHeight = xs_CeilToInt(tex->GetTexelHeight() / scale_y);
+		mScale.Y = scale_y;
+		mTempScale.Y = y;
+	}
+	if (tex->isHardwareCanvas())
+	{
+		mScale.Y = -mScale.Y;
+		mRenderHeight = -mRenderHeight;
+	}
+	mWorldPanning = tex->useWorldPanning() || forceworldpanning;
+	mWidth = tex->GetTexelWidth();
+}
+

source/common/textures/gametexture.h

@@ -0,0 +1,339 @@
+#pragma once
+#include <stdint.h>
+#include "vectors.h"
+#include "floatrect.h"
+#include "refcounted.h"
+#include "xs_Float.h"
+#include "palentry.h"
+#include "zstring.h"
+#include "textureid.h"
+
+// 15 because 0th texture is our texture
+#define MAX_CUSTOM_HW_SHADER_TEXTURES 15
+class FTexture;
+class ISoftwareTexture;
+class FMaterial;
+
+struct SpritePositioningInfo
+{
+	uint16_t trim[4];
+	int spriteWidth, spriteHeight;
+	float mSpriteU[2], mSpriteV[2];
+	FloatRect mSpriteRect;
+	uint8_t mTrimResult;
+
+	float GetSpriteUL() const { return mSpriteU[0]; }
+	float GetSpriteVT() const { return mSpriteV[0]; }
+	float GetSpriteUR() const { return mSpriteU[1]; }
+	float GetSpriteVB() const { return mSpriteV[1]; }
+
+	const FloatRect &GetSpriteRect() const
+	{
+		return mSpriteRect;
+	}
+
+};
+
+struct MaterialLayers
+{
+	float Glossiness;
+	float SpecularLevel;
+	FGameTexture* Brightmap;
+	FGameTexture* Normal;
+	FGameTexture* Specular;
+	FGameTexture* Metallic;
+	FGameTexture* Roughness;
+	FGameTexture* AmbientOcclusion;
+	FGameTexture* CustomShaderTextures[MAX_CUSTOM_HW_SHADER_TEXTURES];
+};
+
+enum EGameTexFlags
+{
+	GTexf_NoDecals = 1,						// Decals should not stick to texture
+	GTexf_WorldPanning = 2,					// Texture is panned in world units rather than texels
+	GTexf_FullNameTexture = 4,				// Name is taken from the file system.
+	GTexf_Glowing = 8,						// Texture emits a glow
+	GTexf_AutoGlowing = 16,					// Glow info is determined from texture image.
+	GTexf_RenderFullbright = 32,			// always draw fullbright
+	GTexf_DisableFullbrightSprites = 64,	// This texture will not be displayed as fullbright sprite
+	GTexf_BrightmapChecked = 128,			// Check for a colormap-based brightmap was already done.
+};
+
+// Refactoring helper to allow piece by piece adjustment of the API
+class FGameTexture
+{
+	friend class FMaterial;
+
+	// Material layers. These are shared so reference counting is used.
+	RefCountedPtr<FTexture> Base;
+	RefCountedPtr<FTexture> Brightmap;
+	RefCountedPtr<FTexture> Detailmap;
+	RefCountedPtr<FTexture> Glowmap;
+	RefCountedPtr<FTexture> Normal;							// Normal map texture
+	RefCountedPtr<FTexture> Specular;						// Specular light texture for the diffuse+normal+specular light model
+	RefCountedPtr<FTexture> Metallic;						// Metalness texture for the physically based rendering (PBR) light model
+	RefCountedPtr<FTexture> Roughness;						// Roughness texture for PBR
+	RefCountedPtr<FTexture> AmbientOcclusion;				// Ambient occlusion texture for PBR
+	RefCountedPtr<FTexture> CustomShaderTextures[MAX_CUSTOM_HW_SHADER_TEXTURES]; // Custom texture maps for custom hardware shaders
+
+	FString Name;
+	FTextureID id;
+
+	uint16_t TexelWidth, TexelHeight;
+	int16_t LeftOffset[2], TopOffset[2];
+	float DisplayWidth, DisplayHeight;
+	float ScaleX, ScaleY;
+
+	int8_t shouldUpscaleFlag = 0;				// Without explicit setup, scaling is disabled for a texture.
+	ETextureType UseType = ETextureType::Wall;	// This texture's primary purpose
+	SpritePositioningInfo* spi = nullptr;
+
+	ISoftwareTexture* SoftwareTexture = nullptr;
+	FMaterial* Material[4] = {  };
+
+	// Material properties
+	float Glossiness = 10.f;
+	float SpecularLevel = 0.1f;
+	float shaderspeed = 1.f;
+	int shaderindex = 0;
+
+	int flags = 0;
+	uint8_t warped = 0;
+	int8_t expandSprite = -1;
+	uint16_t GlowHeight;
+	PalEntry GlowColor = 0;
+
+	int16_t SkyOffset = 0;
+	uint16_t Rotations = 0xffff;
+
+
+public:
+	float alphaThreshold = 0.5f;
+
+	FGameTexture(FTexture* wrap, const char *name);
+	~FGameTexture();
+	void Setup(FTexture* wrap);
+	FTextureID GetID() const { return id; }
+	void SetID(FTextureID newid) { id = newid; }	// should only be called by the texture manager
+	const FString& GetName() const { return Name; }
+	void SetName(const char* name) { Name = name; }	// should only be called by setup code.
+
+	float GetScaleX() { return ScaleX; }
+	float GetScaleY() { return ScaleY; }
+	float GetDisplayWidth() const { return DisplayWidth; }
+	float GetDisplayHeight() const { return DisplayHeight; }
+	int GetTexelWidth() const { return TexelWidth; }
+	int GetTexelHeight() const { return TexelHeight; }
+
+	void CreateDefaultBrightmap();
+	void AddAutoMaterials();
+	bool ShouldExpandSprite();
+	void SetupSpriteData();
+	void SetSpriteRect();
+
+	ETextureType GetUseType() const { return UseType; }
+	void SetUpscaleFlag(int what) { shouldUpscaleFlag = what; }
+	int GetUpscaleFlag() { return shouldUpscaleFlag; }
+
+	FTexture* GetTexture() { return Base.get(); }
+	int GetSourceLump() const { return Base->GetSourceLump(); }
+	void SetBrightmap(FGameTexture* tex) { Brightmap = tex->GetTexture(); }
+
+	int GetTexelLeftOffset(int adjusted = 0) const { return LeftOffset[adjusted]; }
+	int GetTexelTopOffset(int adjusted = 0) const { return TopOffset[adjusted]; }
+	float GetDisplayLeftOffset(int adjusted = 0) const { return LeftOffset[adjusted] / ScaleX; }
+	float GetDisplayTopOffset(int adjusted = 0) const { return TopOffset[adjusted] / ScaleY; }
+
+	bool isMiscPatch() const { return GetUseType() == ETextureType::MiscPatch; }	// only used by the intermission screen to decide whether to tile the background image or not. 
+	bool isFullbrightDisabled() const { return !!(flags & GTexf_DisableFullbrightSprites); }
+	bool isFullbright() const { return !!(flags & GTexf_RenderFullbright); }
+	bool isFullNameTexture() const { return !!(flags & GTexf_FullNameTexture); }
+	bool expandSprites() { return expandSprite == -1? ShouldExpandSprite() : !!expandSprite; }
+	bool useWorldPanning() const { return !!(flags & GTexf_WorldPanning);  }
+	void SetWorldPanning(bool on) { if (on) flags |= GTexf_WorldPanning; else flags &= ~GTexf_WorldPanning; }
+	bool allowNoDecals() const { return !!(flags & GTexf_NoDecals);	}
+	void SetNoDecals(bool on) { if (on) flags |= GTexf_NoDecals; else flags &= ~GTexf_NoDecals; }
+
+	bool isValid() const { return UseType != ETextureType::Null; }
+	int isWarped() { return warped; }
+	void SetWarpStyle(int style) { warped = style; }
+	bool isMasked() { return Base->Masked; }
+	bool isHardwareCanvas() const { return Base->isHardwareCanvas(); }	// There's two here so that this can deal with software canvases in the hardware renderer later.
+	bool isSoftwareCanvas() const { return Base->isCanvas(); }
+
+	void SetTranslucent(bool on) { Base->bTranslucent = on; }
+	void SetUseType(ETextureType type) { UseType = type; }
+	int GetRotations() const { return Rotations; }
+	void SetRotations(int rot) { Rotations = int16_t(rot); }
+	void SetSkyOffset(int offs) { SkyOffset = offs; }
+	int GetSkyOffset() const { return SkyOffset; }
+
+	ISoftwareTexture* GetSoftwareTexture()
+	{
+		return SoftwareTexture;
+	}
+	void SetSoftwareTexture(ISoftwareTexture* swtex)
+	{
+		SoftwareTexture = swtex;
+	}
+
+	FMaterial* GetMaterial(int num)
+	{
+		return Material[num];
+	}
+
+	int GetShaderIndex() const { return shaderindex; }
+	float GetShaderSpeed() const { return shaderspeed; }
+	void SetShaderSpeed(float speed) { shaderspeed = speed; }
+	void SetShaderIndex(int index) { shaderindex = index; }
+	void SetShaderLayers(MaterialLayers& lay)
+	{
+		// Only update layers that have something defind.
+		if (lay.Glossiness > -1000) Glossiness = lay.Glossiness;
+		if (lay.SpecularLevel > -1000) SpecularLevel = lay.SpecularLevel;
+		if (lay.Brightmap) Brightmap = lay.Brightmap->GetTexture();
+		if (lay.Normal) Normal = lay.Normal->GetTexture();
+		if (lay.Specular) Specular = lay.Specular->GetTexture();
+		if (lay.Metallic) Metallic = lay.Metallic->GetTexture();
+		if (lay.Roughness) Roughness = lay.Roughness->GetTexture();
+		if (lay.AmbientOcclusion) AmbientOcclusion = lay.AmbientOcclusion->GetTexture();
+		for (int i = 0; i < MAX_CUSTOM_HW_SHADER_TEXTURES; i++)
+		{
+			if (lay.CustomShaderTextures[i]) CustomShaderTextures[i] = lay.CustomShaderTextures[i]->GetTexture();
+		}
+	}
+	float GetGlossiness() const { return Glossiness; }
+	float GetSpecularLevel() const { return SpecularLevel; }
+
+	void CopySize(FGameTexture* BaseTexture)
+	{
+		Base->CopySize(BaseTexture->Base.get());
+	}
+
+	// Glowing is a pure material property that should not filter down to the actual texture objects.
+	void GetGlowColor(float* data);
+	bool isGlowing() const { return !!(flags & GTexf_Glowing); }
+	bool isAutoGlowing() const { return !!(flags & GTexf_AutoGlowing); }
+	int GetGlowHeight() const { return GlowHeight; }
+	void SetAutoGlowing() { flags |= (GTexf_AutoGlowing | GTexf_Glowing | GTexf_RenderFullbright); }
+	void SetGlowHeight(int v) { GlowHeight = v; }
+	void SetFullbright() { flags |= GTexf_RenderFullbright;  }
+	void SetDisableFullbright(bool on) { if (on) flags |= GTexf_DisableFullbrightSprites; else flags &= ~GTexf_DisableFullbrightSprites; }
+	void SetGlowing(PalEntry color) { flags = (flags & ~GTexf_AutoGlowing) | GTexf_Glowing; GlowColor = color; }
+
+	bool isUserContent() const;
+	int CheckRealHeight() { return xs_RoundToInt(Base->CheckRealHeight() / ScaleY); }
+	void SetSize(int x, int y) 
+	{ 
+		TexelWidth = x; 
+		TexelHeight = y;
+		SetDisplaySize(float(x), float(y));
+	}
+	void SetDisplaySize(float w, float h) 
+	{ 
+		DisplayWidth = w;
+		DisplayHeight = h;
+		ScaleX = TexelWidth / w;
+		ScaleY = TexelHeight / h;
+
+		// compensate for roundoff errors
+		if (int(ScaleX * w) != TexelWidth) ScaleX += (1 / 65536.);
+		if (int(ScaleY * h) != TexelHeight) ScaleY += (1 / 65536.);
+
+	}
+	void SetOffsets(int which, int x, int y)
+	{
+		LeftOffset[which] = x;
+		TopOffset[which] = y;
+	}
+	void SetOffsets(int x, int y)
+	{
+		LeftOffset[0] = x;
+		TopOffset[0] = y;
+		LeftOffset[1] = x;
+		TopOffset[1] = y;
+	}
+	void SetScale(float x, float y)
+	{
+		ScaleX = x;
+		ScaleY = y;
+		DisplayWidth = x * TexelWidth;
+		DisplayHeight = y * TexelHeight;
+	}
+
+	const SpritePositioningInfo& GetSpritePositioning(int which) { if (spi == nullptr) SetupSpriteData(); return spi[which]; }
+	int GetAreas(FloatRect** pAreas) const;
+
+	bool GetTranslucency()
+	{
+		return Base->GetTranslucency();
+	}
+
+	int GetClampMode(int clampmode)
+	{
+		if (GetUseType() == ETextureType::SWCanvas) clampmode = CLAMP_NOFILTER;
+		else if (isHardwareCanvas()) clampmode = CLAMP_CAMTEX;
+		else if ((isWarped() || shaderindex >= FIRST_USER_SHADER) && clampmode <= CLAMP_XY) clampmode = CLAMP_NONE;
+		return clampmode;
+	}
+
+	void CleanHardwareData(bool full = true);
+
+	void GetLayers(TArray<FTexture*>& layers)
+	{
+		layers.Clear();
+		for (auto tex : { Base.get(), Brightmap.get(), Detailmap.get(), Glowmap.get(), Normal.get(), Specular.get(), Metallic.get(), Roughness.get(), AmbientOcclusion.get() })
+		{
+			if (tex != nullptr) layers.Push(tex);
+		}
+		for (auto& tex : CustomShaderTextures)
+		{
+			if (tex != nullptr) layers.Push(tex.get());
+		}
+	}
+
+};
+
+inline FGameTexture* MakeGameTexture(FTexture* tex, const char *name, ETextureType useType)
+{
+	if (!tex) return nullptr;
+	auto t = new FGameTexture(tex, name);
+	t->SetUseType(useType);
+	return t;
+}
+
+enum EUpscaleFlags
+{
+	UF_None = 0,
+	UF_Texture = 1,
+	UF_Sprite = 2,
+	UF_Font = 4
+};
+
+extern int upscalemask;
+void UpdateUpscaleMask();
+
+int calcShouldUpscale(FGameTexture* tex);
+inline int shouldUpscale(FGameTexture* tex, EUpscaleFlags UseType)
+{
+	// This only checks the global scale mask and the texture's validation for upscaling. Everything else has been done up front elsewhere.
+	if (!(upscalemask & UseType)) return 0;
+	return tex->GetUpscaleFlag();
+}
+
+struct FTexCoordInfo
+{
+	int mRenderWidth;
+	int mRenderHeight;
+	int mWidth;
+	FVector2 mScale;
+	FVector2 mTempScale;
+	bool mWorldPanning;
+
+	float FloatToTexU(float v) const { return v / mRenderWidth; }
+	float FloatToTexV(float v) const { return v / mRenderHeight; }
+	float RowOffset(float ofs) const;
+	float TextureOffset(float ofs) const;
+	float TextureAdjustWidth() const;
+	void GetFromTexture(FGameTexture* tex, float x, float y, bool forceworldpanning);
+};

source/common/textures/hires/hqresize.cpp

@@ -46,6 +46,8 @@
 #include "texturemanager.h"
 #include "printf.h"
 
+int upscalemask;
+
 EXTERN_CVAR(Int, gl_texture_hqresizemult)
 CUSTOM_CVAR(Int, gl_texture_hqresizemode, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 {
@@ -54,6 +56,7 @@ CUSTOM_CVAR(Int, gl_texture_hqresizemode, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG |
 	if ((gl_texture_hqresizemult > 4) && (self < 4) && (self > 0))
 		gl_texture_hqresizemult = 4;
 	TexMan.FlushAll();
+	UpdateUpscaleMask();
 }
 
 CUSTOM_CVAR(Int, gl_texture_hqresizemult, 1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
@@ -63,6 +66,7 @@ CUSTOM_CVAR(Int, gl_texture_hqresizemult, 1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG |
 	if ((self > 4) && (gl_texture_hqresizemode < 4) && (gl_texture_hqresizemode > 0))
 		self = 4;
 	TexMan.FlushAll();
+	UpdateUpscaleMask();
 }
 
 CUSTOM_CVAR(Int, gl_texture_hqresize_maxinputsize, 512, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
@@ -74,6 +78,7 @@ CUSTOM_CVAR(Int, gl_texture_hqresize_maxinputsize, 512, CVAR_ARCHIVE | CVAR_GLOB
 CUSTOM_CVAR(Int, gl_texture_hqresize_targets, 7, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 {
 	TexMan.FlushAll();
+	UpdateUpscaleMask();
 }
 
 CVAR (Flag, gl_texture_hqresize_textures, gl_texture_hqresize_targets, 1);
@@ -96,6 +101,13 @@ CUSTOM_CVAR(Int, gl_texture_hqresize_mt_height, 4, CVAR_ARCHIVE | CVAR_GLOBALCON
 
 CVAR(Int, xbrz_colorformat, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
 
+void UpdateUpscaleMask()
+{
+	if (!gl_texture_hqresizemode || gl_texture_hqresizemult == 1) upscalemask = 0;
+	else upscalemask = gl_texture_hqresize_targets;
+}
+
+
 static void xbrzApplyOptions()
 {
 	if (gl_texture_hqresizemult != 0 && (gl_texture_hqresizemode == 4 || gl_texture_hqresizemode == 5))
@@ -405,42 +417,15 @@ static void xbrzOldScale(size_t factor, const uint32_t* src, uint32_t* trg, int
 //  the upsampled buffer.
 //
 //===========================================================================
+
 void FTexture::CreateUpsampledTextureBuffer(FTextureBuffer &texbuffer, bool hasAlpha, bool checkonly)
 {
 	// [BB] Make sure that inWidth and inHeight denote the size of
 	// the returned buffer even if we don't upsample the input buffer.
+
 	int inWidth = texbuffer.mWidth;
 	int inHeight = texbuffer.mHeight;
 
-	// [BB] Don't resample if width * height of the input texture is bigger than gl_texture_hqresize_maxinputsize squared.
-	const int maxInputSize = gl_texture_hqresize_maxinputsize;
-	if (inWidth * inHeight > maxInputSize * maxInputSize)
-		return;
-
-	// [BB] Don't try to upsample textures based off FCanvasTexture. (This should never get here in the first place!)
-	if (bHasCanvas)
-		return;
-
-	// already scaled?
-	if (Scale.X >= 2 && Scale.Y >= 2)
-		return;
-
-	switch (UseType)
-	{
-	case ETextureType::Sprite:
-	case ETextureType::SkinSprite:
-		if (!(gl_texture_hqresize_targets & 2)) return;
-		break;
-
-	case ETextureType::FontChar:
-		if (!(gl_texture_hqresize_targets & 4)) return;
-		break;
-
-	default:
-		if (!(gl_texture_hqresize_targets & 1)) return;
-		break;
-	}
-
 	int type = gl_texture_hqresizemode;
 	int mult = gl_texture_hqresizemult;
 #ifdef HAVE_MMX
@@ -509,3 +494,28 @@ void FTexture::CreateUpsampledTextureBuffer(FTextureBuffer &texbuffer, bool hasA
 	contentId.scalefactor = mult;
 	texbuffer.mContentId = contentId.id;
 }
+
+//===========================================================================
+// 
+// This was pulled out of the above function to allow running these
+// checks before the texture is passed to the render state.
+//
+//===========================================================================
+
+int calcShouldUpscale(FGameTexture *tex)
+{
+	// [BB] Don't resample if width * height of the input texture is bigger than gl_texture_hqresize_maxinputsize squared.
+	const int maxInputSize = gl_texture_hqresize_maxinputsize;
+	if (tex->GetTexelWidth() * tex->GetTexelHeight() > maxInputSize * maxInputSize)
+		return 0;
+
+	// [BB] Don't try to upsample textures based off FCanvasTexture. (This should never get here in the first place!)
+	if (tex->isHardwareCanvas())
+		return 0;
+
+	// already scaled?
+	if (tex->GetDisplayWidth() >= 2* tex->GetTexelWidth() || tex->GetDisplayHeight() >= 2*tex->GetTexelHeight())
+		return 0;
+
+	return CTF_Upscale;
+}

source/common/textures/hw_ihwtexture.h

@@ -14,10 +14,8 @@ public:
 		MAX_TEXTURES = 16
 	};
 
-	IHardwareTexture() {}
+	IHardwareTexture() = default;
-	virtual ~IHardwareTexture() {}
+	virtual ~IHardwareTexture() = default;
-
-	virtual void DeleteDescriptors() { }
 
 	virtual void AllocateBuffer(int w, int h, int texelsize) = 0;
 	virtual uint8_t *MapBuffer() = 0;

source/common/textures/hw_material.cpp

@@ -27,8 +27,8 @@
 #include "hw_material.h"
 #include "texturemanager.h"
 #include "c_cvars.h"
+#include "v_video.h"
 
-EXTERN_CVAR(Bool, gl_texture_usehires)
 IHardwareTexture* CreateHardwareTexture();
 
 //===========================================================================
@@ -37,99 +37,100 @@ IHardwareTexture* CreateHardwareTexture();
 //
 //===========================================================================
 
-FMaterial::FMaterial(FTexture * tx, bool expanded)
+FMaterial::FMaterial(FGameTexture * tx, int scaleflags)
 {
 	mShaderIndex = SHADER_Default;
-	sourcetex = tex = tx;
+	sourcetex = tx;
+	auto imgtex = tx->GetTexture();
+	mTextureLayers.Push({ imgtex, scaleflags });
 
-	if (tx->UseType == ETextureType::SWCanvas && static_cast<FWrapperTexture*>(tx)->GetColorFormat() == 0)
+	if (tx->GetUseType() == ETextureType::SWCanvas && static_cast<FWrapperTexture*>(imgtex)->GetColorFormat() == 0)
 	{
 		mShaderIndex = SHADER_Paletted;
 	}
-	else if (tx->isWarped())
-	{
-		mShaderIndex = tx->isWarped(); // This picks SHADER_Warp1 or SHADER_Warp2
-	}
 	else if (tx->isHardwareCanvas())
 	{
-		if (tx->shaderindex >= FIRST_USER_SHADER)
+		if (tx->GetShaderIndex() >= FIRST_USER_SHADER)
 		{
-			mShaderIndex = tx->shaderindex;
+			mShaderIndex = tx->GetShaderIndex();
 		}
 		// no brightmap for cameratexture
 	}
 	else
 	{
-		if (tx->Normal && tx->Specular)
+		if (tx->isWarped())
 		{
-			for (auto &texture : { tx->Normal, tx->Specular })
+			mShaderIndex = tx->isWarped(); // This picks SHADER_Warp1 or SHADER_Warp2
+		}
+		// Note that the material takes no ownership of the texture!
+		else if (tx->Normal.get() && tx->Specular.get())
+		{
+			for (auto &texture : { tx->Normal.get(), tx->Specular.get() })
 			{
-				mTextureLayers.Push(texture);
+				mTextureLayers.Push({ texture, 0 });
 			}
 			mShaderIndex = SHADER_Specular;
 		}
-		else if (tx->Normal && tx->Metallic && tx->Roughness && tx->AmbientOcclusion)
+		else if (tx->Normal.get() && tx->Metallic.get() && tx->Roughness.get() && tx->AmbientOcclusion.get())
 		{
-			for (auto &texture : { tx->Normal, tx->Metallic, tx->Roughness, tx->AmbientOcclusion })
+			for (auto &texture : { tx->Normal.get(), tx->Metallic.get(), tx->Roughness.get(), tx->AmbientOcclusion.get() })
 			{
-				mTextureLayers.Push(texture);
+				mTextureLayers.Push({ texture, 0 });
 			}
 			mShaderIndex = SHADER_PBR;
 		}
 
+		// Note that these layers must present a valid texture even if not used, because empty TMUs in the shader are an undefined condition.
 		tx->CreateDefaultBrightmap();
-		if (tx->Brightmap)
+		auto placeholder = TexMan.GameByIndex(1);
+		if (tx->Brightmap.get())
 		{
-			mTextureLayers.Push(tx->Brightmap);
+			mTextureLayers.Push({ tx->Brightmap.get(), scaleflags });
-			if (mShaderIndex == SHADER_Specular)
+			mLayerFlags |= TEXF_Brightmap;
-				mShaderIndex = SHADER_SpecularBrightmap;
+		}
-			else if (mShaderIndex == SHADER_PBR)
+		else	
-				mShaderIndex = SHADER_PBRBrightmap;
+		{ 
-			else
+			mTextureLayers.Push({ placeholder->GetTexture(), 0 });
-				mShaderIndex = SHADER_Brightmap;
+		}
+		if (tx->Detailmap.get())
+		{
+			mTextureLayers.Push({ tx->Detailmap.get(), 0 });
+			mLayerFlags |= TEXF_Detailmap;
+		}
+		else
+		{
+			mTextureLayers.Push({ placeholder->GetTexture(), 0 });
+		}
+		if (tx->Glowmap.get())
+		{
+			mTextureLayers.Push({ tx->Glowmap.get(), scaleflags });
+			mLayerFlags |= TEXF_Glowmap;
+		}
+		else
+		{
+			mTextureLayers.Push({ placeholder->GetTexture(), 0 });
 		}
 
-		if (tx->shaderindex >= FIRST_USER_SHADER)
+		auto index = tx->GetShaderIndex();
+		if (index >= FIRST_USER_SHADER)
 		{
-			const UserShaderDesc &usershader = usershaders[tx->shaderindex - FIRST_USER_SHADER];
+			const UserShaderDesc &usershader = usershaders[index - FIRST_USER_SHADER];
 			if (usershader.shaderType == mShaderIndex) // Only apply user shader if it matches the expected material
 			{
 				for (auto &texture : tx->CustomShaderTextures)
 				{
 					if (texture == nullptr) continue;
-					mTextureLayers.Push(texture);
+					mTextureLayers.Push({ texture.get(), 0 });	// scalability should be user-definable.
 				}
-				mShaderIndex = tx->shaderindex;
+				mShaderIndex = index;
 			}
 		}
 	}
-	mWidth = tx->GetTexelWidth();
+	mScaleFlags = scaleflags;
-	mHeight = tx->GetTexelHeight();
-	mLeftOffset = tx->GetLeftOffset(0);	// These only get used by decals and decals should not use renderer-specific offsets.
-	mTopOffset = tx->GetTopOffset(0);
-	mRenderWidth = tx->GetScaledWidth();
-	mRenderHeight = tx->GetScaledHeight();
-	mSpriteU[0] = mSpriteV[0] = 0.f;
-	mSpriteU[1] = mSpriteV[1] = 1.f;
-
-	mExpanded = expanded;
-	if (expanded)
-	{
-		int oldwidth = mWidth;
-		int oldheight = mHeight;
-
-		mTrimResult = TrimBorders(trim);	// get the trim size before adding the empty frame
-		mWidth += 2;
-		mHeight += 2;
-		mRenderWidth = mRenderWidth * mWidth / oldwidth;
-		mRenderHeight = mRenderHeight * mHeight / oldheight;
-
-	}
-	SetSpriteRect();
 
 	mTextureLayers.ShrinkToFit();
-	tx->Material[expanded] = this;
+	tx->Material[scaleflags] = this;
-	if (tx->isHardwareCanvas()) tx->bTranslucent = 0;
+	if (tx->isHardwareCanvas()) tx->SetTranslucent(false);
 }
 
 //===========================================================================
@@ -142,193 +143,22 @@ FMaterial::~FMaterial()
 {
 }
 
+
 //===========================================================================
 //
-// Set the sprite rectangle
+//
 //
 //===========================================================================
 
-void FMaterial::SetSpriteRect()
+IHardwareTexture *FMaterial::GetLayer(int i, int translation, MaterialLayerInfo **pLayer) const
 {
-	auto leftOffset = tex->GetLeftOffsetHW();
+	auto &layer = mTextureLayers[i];
-	auto topOffset = tex->GetTopOffsetHW();
+	if (pLayer) *pLayer = &layer;
-
-	float fxScale = (float)tex->Scale.X;
-	float fyScale = (float)tex->Scale.Y;
-
-	// mSpriteRect is for positioning the sprite in the scene.
-	mSpriteRect.left = -leftOffset / fxScale;
-	mSpriteRect.top = -topOffset / fyScale;
-	mSpriteRect.width = mWidth / fxScale;
-	mSpriteRect.height = mHeight / fyScale;
-
-	if (mExpanded)
-	{
-		// a little adjustment to make sprites look better with texture filtering:
-		// create a 1 pixel wide empty frame around them.
-
-		int oldwidth = mWidth - 2;
-		int oldheight = mHeight - 2;
-
-		leftOffset += 1;
-		topOffset += 1;
-
-		// Reposition the sprite with the frame considered
-		mSpriteRect.left = -leftOffset / fxScale;
-		mSpriteRect.top = -topOffset / fyScale;
-		mSpriteRect.width = mWidth / fxScale;
-		mSpriteRect.height = mHeight / fyScale;
-
-		if (mTrimResult)
-		{
-			mSpriteRect.left += trim[0] / fxScale;
-			mSpriteRect.top += trim[1] / fyScale;
-
-			mSpriteRect.width -= (oldwidth - trim[2]) / fxScale;
-			mSpriteRect.height -= (oldheight - trim[3]) / fyScale;
-
-			mSpriteU[0] = trim[0] / (float)mWidth;
-			mSpriteV[0] = trim[1] / (float)mHeight;
-			mSpriteU[1] -= (oldwidth - trim[0] - trim[2]) / (float)mWidth;
-			mSpriteV[1] -= (oldheight - trim[1] - trim[3]) / (float)mHeight;
-		}
-	}
-}
-
-
-//===========================================================================
-// 
-//  Finds empty space around the texture. 
-//  Used for sprites that got placed into a huge empty frame.
-//
-//===========================================================================
-
-bool FMaterial::TrimBorders(uint16_t *rect)
-{
-
-	auto texbuffer = sourcetex->CreateTexBuffer(0);
-	int w = texbuffer.mWidth;
-	int h = texbuffer.mHeight;
-	auto Buffer = texbuffer.mBuffer;
-
-	if (texbuffer.mBuffer == nullptr) 
-	{
-		return false;
-	}
-	if (w != mWidth || h != mHeight)
-	{
-		// external Hires replacements cannot be trimmed.
-		return false;
-	}
-
-	int size = w*h;
-	if (size == 1)
-	{
-		// nothing to be done here.
-		rect[0] = 0;
-		rect[1] = 0;
-		rect[2] = 1;
-		rect[3] = 1;
-		return true;
-	}
-	int first, last;
-
-	for(first = 0; first < size; first++)
-	{
-		if (Buffer[first*4+3] != 0) break;
-	}
-	if (first >= size)
-	{
-		// completely empty
-		rect[0] = 0;
-		rect[1] = 0;
-		rect[2] = 1;
-		rect[3] = 1;
-		return true;
-	}
-
-	for(last = size-1; last >= first; last--)
-	{
-		if (Buffer[last*4+3] != 0) break;
-	}
-
-	rect[1] = first / w;
-	rect[3] = 1 + last/w - rect[1];
-
-	rect[0] = 0;
-	rect[2] = w;
-
-	unsigned char *bufferoff = Buffer + (rect[1] * w * 4);
-	h = rect[3];
-
-	for(int x = 0; x < w; x++)
-	{
-		for(int y = 0; y < h; y++)
-		{
-			if (bufferoff[(x+y*w)*4+3] != 0) goto outl;
-		}
-		rect[0]++;
-	}
-outl:
-	rect[2] -= rect[0];
-
-	for(int x = w-1; rect[2] > 1; x--)
-	{
-		for(int y = 0; y < h; y++)
-		{
-			if (bufferoff[(x+y*w)*4+3] != 0) 
-			{
-				return true;
-			}
-		}
-		rect[2]--;
-	}
-	return true;
-}
-
-//===========================================================================
-//
-//
-//
-//===========================================================================
-
-IHardwareTexture *FMaterial::GetLayer(int i, int translation, FTexture **pLayer)
-{
-	FTexture *layer = i == 0 ? tex : mTextureLayers[i - 1];
-	if (pLayer) *pLayer = layer;
 	
-	if (layer && layer->UseType!=ETextureType::Null)
+	if (layer.layerTexture) return layer.layerTexture->GetHardwareTexture(translation, layer.scaleFlags);
-	{
-		IHardwareTexture *hwtex = layer->SystemTextures.GetHardwareTexture(translation, mExpanded);
-		if (hwtex == nullptr) 
-		{
-			hwtex = CreateHardwareTexture();
-			layer->SystemTextures.AddHardwareTexture(translation, mExpanded, hwtex);
- 		}
-		return hwtex;
-	}
 	return nullptr;
 }
 
-//===========================================================================
-//
-//
-//
-//===========================================================================
-
-int FMaterial::GetAreas(FloatRect **pAreas) const
-{
-	if (mShaderIndex == SHADER_Default)	// texture splitting can only be done if there's no attached effects
-	{
-		*pAreas = sourcetex->areas;
-		return sourcetex->areacount;
-	}
-	else
-	{
-		return 0;
-	}
-}
-
 //==========================================================================
 //
 // Gets a texture from the texture manager and checks its validity for
@@ -336,75 +166,27 @@ int FMaterial::GetAreas(FloatRect **pAreas) const
 //
 //==========================================================================
 
-FMaterial * FMaterial::ValidateTexture(FTexture * tex, bool expand, bool create)
+FMaterial * FMaterial::ValidateTexture(FGameTexture * gtex, int scaleflags, bool create)
 {
-again:
+#if 0
-	if (tex	&& tex->isValid())
+	if (gtex && gtex->isValid())
 	{
-		if (tex->bNoExpand) expand = false;
+		if (!gtex->expandSprites()) scaleflags &= ~CTF_Expand;
 
-		FMaterial *hwtex = tex->Material[expand];
+		FMaterial *hwtex = gtex->Material[scaleflags];
 		if (hwtex == NULL && create)
 		{
-			if (expand)
+			hwtex = screen->CreateMaterial(gtex, scaleflags);
-			{
-				if (tex->isWarped() || tex->isHardwareCanvas() || tex->shaderindex >= FIRST_USER_SHADER || (tex->shaderindex >= SHADER_Specular && tex->shaderindex <= SHADER_PBRBrightmap))
-				{
-					tex->bNoExpand = true;
-					goto again;
-				}
-				if (tex->Brightmap != NULL &&
-					(tex->GetTexelWidth() != tex->Brightmap->GetTexelWidth() ||
-					tex->GetTexelHeight() != tex->Brightmap->GetTexelHeight())
-					)
-				{
-					// do not expand if the brightmap's size differs.
-					tex->bNoExpand = true;
-					goto again;
-				}
-			}
-			hwtex = new FMaterial(tex, expand);
 		}
 		return hwtex;
 	}
+#endif
 	return NULL;
 }
 
-FMaterial * FMaterial::ValidateTexture(FTextureID no, bool expand, bool translate, bool create)
-{
-	return ValidateTexture(TexMan.GetTexture(no, translate), expand, create);
-}
-
-
 void DeleteMaterial(FMaterial* mat)
 {
 	delete mat;
 }
 
 
-//-----------------------------------------------------------------------------
-//
-// Make sprite offset adjustment user-configurable per renderer.
-//
-//-----------------------------------------------------------------------------
-
-extern int r_spriteadjustSW, r_spriteadjustHW;
-
-CUSTOM_CVAR(Int, r_spriteadjust, 2, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
-{
-	r_spriteadjustHW = !!(self & 2);
-	r_spriteadjustSW = !!(self & 1);
-	for (int i = 0; i < TexMan.NumTextures(); i++)
-	{
-		auto tex = TexMan.GetTexture(FSetTextureID(i));
-		if (tex->GetTexelLeftOffset(0) != tex->GetTexelLeftOffset(1) || tex->GetTexelTopOffset(0) != tex->GetTexelTopOffset(1))
-		{
-			for (int i = 0; i < 2; i++)
-			{
-				auto mat = tex->GetMaterial(i);
-				if (mat != nullptr) mat->SetSpriteRect();
-			}
-		}
-
-	}
-}

source/common/textures/hw_material.h

@@ -8,18 +8,12 @@
 struct FRemapTable;
 class IHardwareTexture;
 
-enum
+struct MaterialLayerInfo
 {
-	CLAMP_NONE = 0,
+	FTexture* layerTexture;
-	CLAMP_X = 1,
+	int scaleFlags;
-	CLAMP_Y = 2,
-	CLAMP_XY = 3,
-	CLAMP_XY_NOMIP = 4,
-	CLAMP_NOFILTER = 5,
-	CLAMP_CAMTEX = 6,
 };
 
-
 //===========================================================================
 // 
 // this is the material class for OpenGL. 
@@ -28,108 +22,42 @@ enum
 
 class FMaterial
 {
-	TArray<FTexture*> mTextureLayers;
+	private:
+	TArray<MaterialLayerInfo> mTextureLayers; // the only layers allowed to scale are the brightmap and the glowmap.
 	int mShaderIndex;
-
+	int mLayerFlags = 0;
-	short mLeftOffset;
+	int mScaleFlags;
-	short mTopOffset;
-	short mWidth;
-	short mHeight;
-	short mRenderWidth;
-	short mRenderHeight;
-	bool mExpanded;
-	bool mTrimResult;
-	uint16_t trim[4];
-
-	float mSpriteU[2], mSpriteV[2];
-	FloatRect mSpriteRect;
-
-	bool TrimBorders(uint16_t *rect);
 
 public:
-	FTexture *tex;
+	FGameTexture *sourcetex;	// the owning texture. 
-	FTexture *sourcetex;	// in case of redirection this is different from tex.
+
-	
+	FMaterial(FGameTexture *tex, int scaleflags);
-	FMaterial(FTexture *tex, bool forceexpand);
+	virtual ~FMaterial();
-	~FMaterial();
+	int GetLayerFlags() const { return mLayerFlags; }
-	void SetSpriteRect();
 	int GetShaderIndex() const { return mShaderIndex; }
-	void AddTextureLayer(FTexture *tex)
+	int GetScaleFlags() const { return mScaleFlags; }
+	virtual void DeleteDescriptors() { }
+
+	FGameTexture* Source() const
 	{
-		ValidateTexture(tex, false);
+		return sourcetex;
-		mTextureLayers.Push(tex);
-	}
-	bool isMasked() const
-	{
-		return sourcetex->bMasked;
-	}
-	bool isExpanded() const
-	{
-		return mExpanded;
 	}
 
-	int GetLayers() const
+	void AddTextureLayer(FTexture *tex, bool allowscale)
 	{
-		return mTextureLayers.Size() + 1;
+		mTextureLayers.Push({ tex, allowscale });
-	}
-	
-	bool hasCanvas()
-	{
-		return tex->isHardwareCanvas();
 	}
 
-	IHardwareTexture *GetLayer(int i, int translation, FTexture **pLayer = nullptr);
+	int NumLayers() const
-
-	// Patch drawing utilities
-
-	void GetSpriteRect(FloatRect * r) const
 	{
-		*r = mSpriteRect;
+		return mTextureLayers.Size();
 	}
 
-	// This is scaled size in integer units as needed by walls and flats
+	IHardwareTexture *GetLayer(int i, int translation, MaterialLayerInfo **pLayer = nullptr) const;
-	int TextureHeight() const { return mRenderHeight; }
-	int TextureWidth() const { return mRenderWidth; }
-
-	int GetAreas(FloatRect **pAreas) const;
-
-	int GetWidth() const
-	{
-		return mWidth;
-	}
-
-	int GetHeight() const
-	{
-		return mHeight;
-	}
-
-	int GetLeftOffset() const
-	{
-		return mLeftOffset;
-	}
-
-	int GetTopOffset() const
-	{
-		return mTopOffset;
-	}
-
-	// Get right/bottom UV coordinates for patch drawing
-	float GetUL() const { return 0; }
-	float GetVT() const { return 0; }
-	float GetUR() const { return 1; }
-	float GetVB() const { return 1; }
-	float GetU(float upix) const { return upix/(float)mWidth; }
-	float GetV(float vpix) const { return vpix/(float)mHeight; }
-
-	float GetSpriteUL() const { return mSpriteU[0]; }
-	float GetSpriteVT() const { return mSpriteV[0]; }
-	float GetSpriteUR() const { return mSpriteU[1]; }
-	float GetSpriteVB() const { return mSpriteV[1]; }
 
 
-	static FMaterial *ValidateTexture(FTexture * tex, bool expand, bool create = true);
+	static FMaterial *ValidateTexture(FGameTexture * tex, int scaleflags, bool create = true);
-	static FMaterial *ValidateTexture(FTextureID no, bool expand, bool trans, bool create = true);
+	const TArray<MaterialLayerInfo> &GetLayerArray() const
-	const TArray<FTexture*> &GetLayerArray() const
 	{
 		return mTextureLayers;
 	}

source/common/textures/hw_texcontainer.h

@@ -7,6 +7,15 @@
 struct FTextureBuffer;
 class IHardwareTexture;
 
+enum ECreateTexBufferFlags
+{
+	CTF_Expand = 1,			// create buffer with a one-pixel wide border
+	CTF_Upscale = 2,		// Upscale the texture
+	CTF_CreateMask = 3,		// Flags that are relevant for hardware texture creation.
+	CTF_ProcessData = 4,	// run postprocessing on the generated buffer. This is only needed when using the data for a hardware texture.
+	CTF_CheckOnly = 8,		// Only runs the code to get a content ID but does not create a texture. Can be used to access a caching system for the hardware textures.
+};
+
 class FHardwareTextureContainer
 {
 public:
@@ -20,6 +29,7 @@ private:
 	{
 		IHardwareTexture *hwTexture = nullptr;
 		int translation = 0;
+		bool precacheMarker;	// This is used to check whether a texture has been hit by the precacher, so that the cleanup code can delete the unneeded ones.
 
 		void Delete()
 		{
@@ -27,23 +37,28 @@ private:
 			hwTexture = nullptr;
 		}
 
-		void DeleteDescriptors()
-		{
-			if (hwTexture) hwTexture->DeleteDescriptors();
-		}
-		
 		~TranslatedTexture()
 		{
 			Delete();
 		}
+
+		void MarkForPrecache(bool on)
+		{
+			precacheMarker = on;
+		}
+
+		bool isMarkedForPreache() const
+		{
+			return precacheMarker;
+		}
 	};
 
 private:
 
-	TranslatedTexture hwDefTex[2];
+	TranslatedTexture hwDefTex[4];
 	TArray<TranslatedTexture> hwTex_Translated;
 	
- 	TranslatedTexture * GetTexID(int translation, bool expanded)
+ 	TranslatedTexture * GetTexID(int translation, int scaleflags)
 	{
 		// Allow negative indices to pass through unchanged. 
 		// This is needed for allowing the client to allocate slots that aren't matched to a palette, e.g. Build's indexed variants.
@@ -54,12 +69,12 @@ private:
 		}
 		else translation &= ~0x7fffffff;
 
-		if (translation == 0)
+		if (translation == 0 && !(scaleflags & CTF_Upscale))
 		{
-			return &hwDefTex[expanded];
+			return &hwDefTex[scaleflags];
 		}
 
-		if (expanded) translation = -translation;
+		translation |= (scaleflags << 24);
 		// normally there aren't more than very few different 
 		// translations here so this isn't performance critical.
 		unsigned index = hwTex_Translated.FindEx([=](auto &element)
@@ -78,32 +93,22 @@ private:
 	}
 
 public:
-
+	void Clean()
-	void Clean(bool cleannormal, bool cleanexpanded)
 	{
-		if (cleannormal) hwDefTex[0].Delete();
+		hwDefTex[0].Delete();
-		if (cleanexpanded) hwDefTex[1].Delete();
+		hwDefTex[1].Delete();
-		hwDefTex[0].DeleteDescriptors();
+		hwTex_Translated.Clear();
-		hwDefTex[1].DeleteDescriptors();
-		for (int i = hwTex_Translated.Size() - 1; i >= 0; i--)
-		{
-			if (cleannormal && hwTex_Translated[i].translation > 0) hwTex_Translated.Delete(i);
-			else if (cleanexpanded && hwTex_Translated[i].translation < 0) hwTex_Translated.Delete(i);
-
-			for (unsigned int j = 0; j < hwTex_Translated.Size(); j++)
-				hwTex_Translated[j].DeleteDescriptors();
-		}
 	}
 	
-	IHardwareTexture * GetHardwareTexture(int translation, bool expanded)
+	IHardwareTexture * GetHardwareTexture(int translation, int scaleflags)
 	{
-		auto tt = GetTexID(translation, expanded);
+		auto tt = GetTexID(translation, scaleflags);
 		return tt->hwTexture;
 	}
 	
-	void AddHardwareTexture(int translation, bool expanded, IHardwareTexture *tex)
+	void AddHardwareTexture(int translation, int scaleflags, IHardwareTexture *tex)
 	{
-		auto tt = GetTexID(translation, expanded);
+		auto tt = GetTexID(translation, scaleflags);
 		tt->Delete();
 		tt->hwTexture =tex;
 	}
@@ -111,26 +116,44 @@ public:
 	//===========================================================================
 	// 
 	// Deletes all allocated resources and considers translations
-	// This will only be called for sprites
 	//
 	//===========================================================================
 
-	void CleanUnused(SpriteHits &usedtranslations, bool expanded)
+	void CleanUnused()
 	{
-		if (usedtranslations.CheckKey(0) == nullptr)
+		for (auto& tt : hwDefTex)
 		{
-			hwDefTex[expanded].Delete();
+			if (!tt.isMarkedForPreache()) tt.Delete();
 		}
-		int fac = expanded ? -1 : 1;
 		for (int i = hwTex_Translated.Size()-1; i>= 0; i--)
 		{
-			if (usedtranslations.CheckKey(hwTex_Translated[i].translation * fac) == nullptr)
+			auto& tt = hwTex_Translated[i];
+			if (!tt.isMarkedForPreache()) 
 			{
 				hwTex_Translated.Delete(i);
 			}
 		}
 	}
-	
+
+	void UnmarkAll()
+	{
+		for (auto& tt : hwDefTex)
+		{
+			if (!tt.isMarkedForPreache()) tt.MarkForPrecache(false);
+		}
+		for (auto& tt : hwTex_Translated)
+		{
+			if (!tt.isMarkedForPreache()) tt.MarkForPrecache(false);
+		}
+	}
+
+	void MarkForPrecache(int translation, int scaleflags)
+	{
+		auto tt = GetTexID(translation, scaleflags);
+		tt->MarkForPrecache(true);
+	}
+
+
 	template<class T>
 	void Iterate(T callback)
 	{

source/common/textures/image.cpp

@@ -41,7 +41,7 @@
 #include "cmdlib.h"
 #include "palettecontainer.h"
 
-FMemArena FImageSource::ImageArena(32768);
+FMemArena ImageArena(32768);
 TArray<FImageSource *>FImageSource::ImageForLump;
 int FImageSource::NextID;
 static PrecacheInfo precacheInfo;

source/common/textures/image.h

@@ -7,6 +7,7 @@
 
 class FImageSource;
 using PrecacheInfo = TMap<int, std::pair<int, int>>;
+extern FMemArena ImageArena;
 
 // Doom patch format header
 struct patch_t
@@ -38,7 +39,6 @@ class FImageSource
 	friend class FBrightmapTexture;
 protected:
 
-	static FMemArena ImageArena;
 	static TArray<FImageSource *>ImageForLump;
 	static int NextID;
 
@@ -57,6 +57,8 @@ protected:
 
 
 public:
+	virtual bool SupportRemap0() { return false; }		// Unfortunate hackery that's needed for Hexen's skies. Only the image can know about the needed parameters
+	virtual bool IsRawCompatible() { return true; }		// Same thing for mid texture compatibility handling. Can only be determined by looking at the composition data which is private to the image.
 
 	void CopySize(FImageSource &other)
 	{
@@ -169,4 +171,4 @@ protected:
 
 class FTexture;
 
-FTexture* CreateImageTexture(FImageSource* img, const char *name = nullptr) noexcept;
+FTexture* CreateImageTexture(FImageSource* img) noexcept;

source/common/textures/imagetexture.cpp

@@ -47,25 +47,25 @@
 //
 //==========================================================================
 
-FImageTexture::FImageTexture(FImageSource* img, const char* name) noexcept
+FImageTexture::FImageTexture(FImageSource *img) noexcept
-	: FTexture(name, img ? img->LumpNum() : 0)
+: FTexture(img? img->LumpNum() : 0)
 {
 	mImage = img;
 	if (img != nullptr)
 	{
-		if (name == nullptr) fileSystem.GetFileShortName(Name, img->LumpNum());
+		SetFromImage();
-		Width = img->GetWidth();
-		Height = img->GetHeight();
-
-		auto offsets = img->GetOffsets();
-		_LeftOffset[1] = _LeftOffset[0] = offsets.first;
-		_TopOffset[1] = _TopOffset[0] = offsets.second;
-
-		bMasked = img->bMasked;
-		bTranslucent = img->bTranslucent;
 	}
 }
 
+void FImageTexture::SetFromImage()
+{
+	auto img = mImage;
+		Width = img->GetWidth();
+		Height = img->GetHeight();
+
+	Masked = img->bMasked;
+		bTranslucent = img->bTranslucent;
+}
 //===========================================================================
 //
 // 
@@ -108,8 +108,8 @@ bool FImageTexture::DetermineTranslucency()
 }
 
 
-FTexture* CreateImageTexture(FImageSource* img, const char* name) noexcept
+FTexture* CreateImageTexture(FImageSource* img) noexcept
 {
-	return new FImageTexture(img, name);
+	return new FImageTexture(img);
 }
 

source/common/textures/m_png.h

@@ -119,8 +119,8 @@ bool M_ReadIDAT (FileReader &file, uint8_t *buffer, int width, int height, int p
 				 uint8_t bitdepth, uint8_t colortype, uint8_t interlace, unsigned int idatlen);
 
 
-class FTexture;
+class FGameTexture;
 
-FTexture *PNGTexture_CreateFromFile(PNGHandle *png, const FString &filename);
+FGameTexture *PNGTexture_CreateFromFile(PNGHandle *png, const FString &filename);
 
 #endif

source/common/textures/multipatchtexturebuilder.cpp

@@ -57,7 +57,6 @@
 #endif
 
 
-
 //--------------------------------------------------------------------------
 //
 // Data structures for the TEXTUREx lumps
@@ -85,7 +84,7 @@ struct mappatch_t
 struct maptexture_t
 {
 	uint8_t		name[8];
-	uint16_t		Flags;				// [RH] Was unused
+	uint16_t	Flags;				// [RH] Was unused
 	uint8_t		ScaleX;				// [RH] Scaling (8 is normal)
 	uint8_t		ScaleY;				// [RH] Same as above
 	int16_t		width;
@@ -113,7 +112,7 @@ struct strifemappatch_t
 struct strifemaptexture_t
 {
 	uint8_t		name[8];
-	uint16_t		Flags;				// [RH] Was unused
+	uint16_t	Flags;				// [RH] Was unused
 	uint8_t		ScaleX;				// [RH] Scaling (8 is normal)
 	uint8_t		ScaleY;				// [RH] Same as above
 	int16_t		width;
@@ -137,25 +136,23 @@ struct FPatchLookup
 
 void FMultipatchTextureBuilder::MakeTexture(BuildInfo &buildinfo, ETextureType usetype)
 {
-	FImageTexture *tex = new FImageTexture(nullptr, buildinfo.Name);
+	buildinfo.texture = new FGameTexture(nullptr, buildinfo.Name);
-	tex->SetUseType(usetype);
+	buildinfo.texture->SetUseType(usetype);
-	tex->bMultiPatch = true;
+	TexMan.AddGameTexture(buildinfo.texture);
-	tex->Width = buildinfo.Width;
-	tex->Height = buildinfo.Height;
-	tex->_LeftOffset[0] = buildinfo.LeftOffset[0];
-	tex->_LeftOffset[1] = buildinfo.LeftOffset[1];
-	tex->_TopOffset[0] = buildinfo.TopOffset[0];
-	tex->_TopOffset[1] = buildinfo.TopOffset[1];
-	tex->Scale = buildinfo.Scale;
-	tex->bMasked = true;	// we do not really know yet.
-	tex->bTranslucent = -1;
-	tex->bWorldPanning = buildinfo.bWorldPanning;
-	tex->bNoDecals = buildinfo.bNoDecals;
-	tex->SourceLump = buildinfo.DefinitionLump;
-	buildinfo.tex = tex;
-	TexMan.AddTexture(tex);
 }
 
+void FMultipatchTextureBuilder::AddImageToTexture(FImageTexture *tex, BuildInfo& buildinfo)
+{
+	buildinfo.texture->Setup(tex);
+	buildinfo.texture->SetOffsets(0, buildinfo.LeftOffset[0], buildinfo.TopOffset[0]);
+	buildinfo.texture->SetOffsets(1, buildinfo.LeftOffset[1], buildinfo.TopOffset[1]);
+	buildinfo.texture->SetScale((float)buildinfo.Scale.X, (float)buildinfo.Scale.X);
+	buildinfo.texture->SetWorldPanning(buildinfo.bWorldPanning);
+	buildinfo.texture->SetNoDecals(buildinfo.bNoDecals);
+	calcShouldUpscale(buildinfo.texture);	// calculate this once at insertion
+}
+
+
 //==========================================================================
 //
 // The reader for TEXTUREx
@@ -238,7 +235,7 @@ void FMultipatchTextureBuilder::BuildTexture(const void *texdef, FPatchLookup *p
 		}
 		buildinfo.Parts[i].OriginX = LittleShort(mpatch.d->originx);
 		buildinfo.Parts[i].OriginY = LittleShort(mpatch.d->originy);
-		buildinfo.Parts[i].Image = nullptr;
+		buildinfo.Parts[i].TexImage = nullptr;
 		buildinfo.Inits[i].TexName = patchlookup[LittleShort(mpatch.d->patch)].Name;
 		buildinfo.Inits[i].UseType = ETextureType::WallPatch;
 		if (strife)
@@ -356,7 +353,7 @@ void FMultipatchTextureBuilder::AddTexturesLump(const void *lumpdata, int lumpsi
 			// It still needs to be created in case someone uses it by name.
 			offset = LittleLong(directory[1]);
 			const maptexture_t *tex = (const maptexture_t *)((const uint8_t *)maptex + offset);
-			FTexture *tex0 = TexMan.ByIndex(0);
+			auto tex0 = TexMan.GameByIndex(0);
 			tex0->SetSize(SAFESHORT(tex->width), SAFESHORT(tex->height));
 		}
 
@@ -373,7 +370,7 @@ void FMultipatchTextureBuilder::AddTexturesLump(const void *lumpdata, int lumpsi
 		int j;
 		for (j = (int)TexMan.NumTextures() - 1; j >= firstdup; --j)
 		{
-			if (strnicmp(TexMan.ByIndex(j)->GetName(), (const char *)maptex + offset, 8) == 0)
+			if (strnicmp(TexMan.GameByIndex(j)->GetName(), (const char *)maptex + offset, 8) == 0)
 				break;
 		}
 		if (j + 1 == firstdup)
@@ -420,7 +417,7 @@ void FMultipatchTextureBuilder::AddTexturesLumps(int lump1, int lump2, int patch
 //
 //==========================================================================
 
-void FMultipatchTextureBuilder::ParsePatch(FScanner &sc, BuildInfo &info, TexPart & part, TexInit &init)
+void FMultipatchTextureBuilder::ParsePatch(FScanner &sc, BuildInfo &info, TexPartBuild & part, TexInit &init)
 {
 	FString patchname;
 	int Mirror = 0;
@@ -672,7 +669,7 @@ void FMultipatchTextureBuilder::ParseTexture(FScanner &sc, ETextureType UseType)
 			}
 			else if (sc.Compare("Patch"))
 			{
-				TexPart part;
+				TexPartBuild part;
 				TexInit init;
 				ParsePatch(sc, buildinfo, part, init);
 				if (init.TexName.IsNotEmpty())
@@ -684,12 +681,12 @@ void FMultipatchTextureBuilder::ParseTexture(FScanner &sc, ETextureType UseType)
 					init.sc = sc;
 					buildinfo.Inits.Push(init);
 				}
-				part.Image = nullptr;
+				part.TexImage = nullptr;
 				part.Translation = nullptr;
 			}
 			else if (sc.Compare("Sprite"))
 			{
-				TexPart part;
+				TexPartBuild part;
 				TexInit init;
 				ParsePatch(sc, buildinfo, part, init);
 				if (init.TexName.IsNotEmpty())
@@ -701,12 +698,12 @@ void FMultipatchTextureBuilder::ParseTexture(FScanner &sc, ETextureType UseType)
 					init.sc = sc;
 					buildinfo.Inits.Push(init);
 				}
-				part.Image = nullptr;
+				part.TexImage = nullptr;
 				part.Translation = nullptr;
 			}
 			else if (sc.Compare("Graphic"))
 			{
-				TexPart part;
+				TexPartBuild part;
 				TexInit init;
 				ParsePatch(sc, buildinfo, part, init);
 				if (init.TexName.IsNotEmpty())
@@ -718,7 +715,7 @@ void FMultipatchTextureBuilder::ParseTexture(FScanner &sc, ETextureType UseType)
 					init.sc = sc;
 					buildinfo.Inits.Push(init);
 				}
-				part.Image = nullptr;
+				part.TexImage = nullptr;
 				part.Translation = nullptr;
 			}
 			else if (sc.Compare("Offset"))
@@ -774,19 +771,23 @@ void FMultipatchTextureBuilder::ResolvePatches(BuildInfo &buildinfo)
 	for (unsigned i = 0; i < buildinfo.Inits.Size(); i++)
 	{
 		FTextureID texno = TexMan.CheckForTexture(buildinfo.Inits[i].TexName, buildinfo.Inits[i].UseType);
-		if (texno == buildinfo.tex->id)	// we found ourselves. Try looking for another one with the same name which is not a multipatch texture itself.
+		if (texno == buildinfo.texture->GetID())	// we found ourselves. Try looking for another one with the same name which is not a multipatch texture itself.
 		{
 			TArray<FTextureID> list;
 			TexMan.ListTextures(buildinfo.Inits[i].TexName, list, true);
 			for (int i = list.Size() - 1; i >= 0; i--)
 			{
-				if (list[i] != buildinfo.tex->id && !TexMan.GetTexture(list[i])->bMultiPatch)
+				if (list[i] != buildinfo.texture->GetID())
 				{
-					texno = list[i];
+					auto gtex = TexMan.GetGameTexture(list[i]);
+					if (gtex && !dynamic_cast<FMultiPatchTexture*>(gtex->GetTexture()))
+					{
+						texno = list[i];
+					}
 					break;
 				}
 			}
-			if (texno == buildinfo.tex->id)
+			if (texno == buildinfo.texture->GetID())
 			{
 				if (buildinfo.Inits[i].HasLine) buildinfo.Inits[i].sc.Message(MSG_WARNING, "Texture '%s' references itself as patch\n", buildinfo.Inits[i].TexName.GetChars());
 				else Printf(TEXTCOLOR_YELLOW  "Texture '%s' references itself as patch\n", buildinfo.Inits[i].TexName.GetChars());
@@ -809,18 +810,19 @@ void FMultipatchTextureBuilder::ResolvePatches(BuildInfo &buildinfo)
 		}
 		else
 		{
-			FTexture *tex = TexMan.GetTexture(texno);
+			FGameTexture *tex = TexMan.GetGameTexture(texno);
 
-			if (tex != nullptr && tex->isValid())
+			if (tex != nullptr && tex->isValid() && dynamic_cast<FImageTexture*>(tex->GetTexture()))
 			{
 				//We cannot set the image source yet. First all textures need to be resolved.
-				buildinfo.Inits[i].Texture = tex;
+				buildinfo.Inits[i].Texture = static_cast<FImageTexture*>(tex->GetTexture());
-				buildinfo.tex->bComplex |= tex->bComplex;
+				bool iscomplex = !!complex.CheckKey(tex);
-				buildinfo.bComplex |= tex->bComplex;
+				if (iscomplex) complex.Insert(buildinfo.texture, true);
+				buildinfo.bComplex |= iscomplex;
 				if (buildinfo.Inits[i].UseOffsets)
 				{
-					buildinfo.Parts[i].OriginX -= tex->GetLeftOffset(0);
+					buildinfo.Parts[i].OriginX -= tex->GetTexelLeftOffset(0);
-					buildinfo.Parts[i].OriginY -= tex->GetTopOffset(0);
+					buildinfo.Parts[i].OriginY -= tex->GetTexelTopOffset(0);
 				}
 			}
 			else
@@ -841,8 +843,6 @@ void FMultipatchTextureBuilder::ResolvePatches(BuildInfo &buildinfo)
 			i--;
 		}
 	}
-
-	checkForHacks(buildinfo);
 }
 
 void FMultipatchTextureBuilder::ResolveAllPatches()
@@ -874,12 +874,12 @@ void FMultipatchTextureBuilder::ResolveAllPatches()
 
 			for (unsigned j = 0; j < buildinfo.Inits.Size(); j++)
 			{
-				if (buildinfo.Parts[j].Image == nullptr)
+				if (buildinfo.Parts[j].TexImage == nullptr)
 				{
-					auto image = buildinfo.Inits[j].Texture->GetImage();
+					auto image = buildinfo.Inits[j].Texture;
-					if (image != nullptr)
+					if (image->GetImage() != nullptr)
 					{
-						buildinfo.Parts[j].Image = image;
+						buildinfo.Parts[j].TexImage = image;
 						donesomething = true;
 					}
 					else hasEmpty = true;
@@ -889,26 +889,28 @@ void FMultipatchTextureBuilder::ResolveAllPatches()
 			{
 				// If this texture is just a wrapper around a single patch, we can simply
 				// use that patch's image directly here.
+				checkForHacks(buildinfo);
 
 				bool done = false;
 				if (buildinfo.Parts.Size() == 1)
 				{
 					if (buildinfo.Parts[0].OriginX == 0 && buildinfo.Parts[0].OriginY == 0 &&
-						buildinfo.Parts[0].Image->GetWidth() == buildinfo.Width &&
+						buildinfo.Parts[0].TexImage->GetWidth() == buildinfo.Width &&
-						buildinfo.Parts[0].Image->GetHeight() == buildinfo.Height &&
+						buildinfo.Parts[0].TexImage->GetHeight() == buildinfo.Height &&
 						buildinfo.Parts[0].Rotate == 0 &&
 						!buildinfo.bComplex)
 					{
-						buildinfo.tex->SetImage(buildinfo.Parts[0].Image);
+						AddImageToTexture(buildinfo.Parts[0].TexImage, buildinfo);
+						buildinfo.texture->Setup(buildinfo.Parts[0].TexImage);
 						done = true;
 					}
 				}
 				if (!done)
 				{
 					auto img = new FMultiPatchTexture(buildinfo.Width, buildinfo.Height, buildinfo.Parts, buildinfo.bComplex, buildinfo.textual);
-					buildinfo.tex->SetImage(img);
+					auto itex = new FImageTexture(img);
+					AddImageToTexture(itex, buildinfo);
 				}
-
 				BuiltTextures.Delete(i);
 				donesomething = true;
 			}
@@ -919,7 +921,7 @@ void FMultipatchTextureBuilder::ResolveAllPatches()
 			for (auto &b : BuiltTextures)
 			{
 				Printf("%s\n", b.Name.GetChars());
-				b.tex->SetUseType(ETextureType::Null);
+				b.texture->SetUseType(ETextureType::Null);
 			}
 			break;
 		}

source/common/textures/skyboxtexture.cpp

@@ -47,18 +47,15 @@
 //-----------------------------------------------------------------------------
 
 FSkyBox::FSkyBox(const char *name)
-: FTexture(name)
+	: FImageTexture(nullptr)
 {
 	FTextureID texid = TexMan.CheckForTexture(name, ETextureType::Wall);
-	previous = nullptr;
 	if (texid.isValid())
 	{
-		previous = TexMan.GetTexture(texid);
+		previous = TexMan.GetGameTexture(texid);
-		CopySize(previous);
 	}
+	else previous = nullptr;
 	faces[0]=faces[1]=faces[2]=faces[3]=faces[4]=faces[5] = nullptr;
-	UseType = ETextureType::Override;
-	bSkybox = true;
 	fliptop = false;
 }
 
@@ -68,29 +65,11 @@ FSkyBox::FSkyBox(const char *name)
 //
 //-----------------------------------------------------------------------------
 
-TArray<uint8_t> FSkyBox::Get8BitPixels(bool alphatex)
+void FSkyBox::SetSize()
 {
-	return previous->Get8BitPixels(alphatex);
+	if (!previous && faces[0]) previous = faces[0];
-}
+	if (previous && previous->GetTexture()->GetImage())
-
+	{
-//-----------------------------------------------------------------------------
+		SetImage(previous->GetTexture()->GetImage());
-//
+	}
-//
-//
-//-----------------------------------------------------------------------------
-
-FBitmap FSkyBox::GetBgraBitmap(const PalEntry *p, int *trans)
-{
-	return previous->GetBgraBitmap(p, trans);
-}
-
-//-----------------------------------------------------------------------------
-//
-//
-//
-//-----------------------------------------------------------------------------
-
-FImageSource *FSkyBox::GetImage() const
-{
-	return previous->GetImage();
 }

source/common/textures/skyboxtexture.h

@@ -1,35 +1,24 @@
 #pragma once
 
 #include "textures.h"
+
 //-----------------------------------------------------------------------------
 //
-// This is not a real texture but will be added to the texture manager
+// Todo: Get rid of this
-// so that it can be handled like any other sky.
+// The faces can easily be stored in the material layer array
 //
 //-----------------------------------------------------------------------------
 
-class FSkyBox : public FTexture
+class FSkyBox : public FImageTexture
 {
 public:
 
-	FTexture *previous;
+	FGameTexture* previous;
-	FTexture * faces[6];
+	FGameTexture* faces[6];	// the faces need to be full materials as they can have all supported effects.
 	bool fliptop;
 
-	FSkyBox(const char *name);
+	FSkyBox(const char* name);
-	TArray<uint8_t> Get8BitPixels(bool alphatex);
+	void SetSize();
-	FBitmap GetBgraBitmap(const PalEntry *, int *trans) override;
-	FImageSource *GetImage() const override;
-
-
-	void SetSize()
-	{
-		if (!previous && faces[0]) previous = faces[0];
-		if (previous)
-		{
-			CopySize(previous);
-		}
-	}
 
 	bool Is3Face() const
 	{
@@ -40,4 +29,14 @@ public:
 	{
 		return fliptop;
 	}
+
+	FGameTexture* GetSkyFace(int num) const 
+	{
+		return faces[num];
+	}
+
+	bool GetSkyFlip() const
+	{
+		return fliptop;
+	}
 };

source/common/textures/texture.cpp

@@ -47,123 +47,24 @@
 #include "image.h"
 #include "formats/multipatchtexture.h"
 #include "texturemanager.h"
+#include "c_cvars.h"
 
 // Wrappers to keep the definitions of these classes out of here.
-void DeleteMaterial(FMaterial* mat);
-void DeleteSoftwareTexture(FSoftwareTexture* swtex);
 IHardwareTexture* CreateHardwareTexture();
 
-
-FTexture* CreateBrightmapTexture(FImageSource*);
-
 // Make sprite offset adjustment user-configurable per renderer.
 int r_spriteadjustSW, r_spriteadjustHW;
 
-//==========================================================================
-//
-//
-//
-//==========================================================================
-
-
-// Examines the lump contents to decide what type of texture to create,
-// and creates the texture.
-FTexture* FTexture::CreateTexture(const char* name, int lumpnum, ETextureType usetype)
-{
-	if (lumpnum == -1) return nullptr;
-
-	auto image = FImageSource::GetImage(lumpnum, usetype == ETextureType::Flat);
-	if (image != nullptr)
-	{
-		FTexture* tex = new FImageTexture(image);
-		if (tex != nullptr)
-		{
-			tex->UseType = usetype;
-			if (usetype == ETextureType::Flat)
-			{
-				int w = tex->GetTexelWidth();
-				int h = tex->GetTexelHeight();
-
-				// Auto-scale flats with dimensions 128x128 and 256x256.
-				// In hindsight, a bad idea, but RandomLag made it sound better than it really is.
-				// Now we're stuck with this stupid behaviour.
-				if (w == 128 && h == 128)
-				{
-					tex->Scale.X = tex->Scale.Y = 2;
-					tex->bWorldPanning = true;
-				}
-				else if (w == 256 && h == 256)
-				{
-					tex->Scale.X = tex->Scale.Y = 4;
-					tex->bWorldPanning = true;
-				}
-			}
-			tex->Name = name;
-			tex->Name.ToUpper();
-			return tex;
-		}
-	}
-	return nullptr;
-}
-
 //==========================================================================
 //
 // 
 //
 //==========================================================================
 
-FTexture::FTexture(const char* name, int lumpnum)
+FTexture::FTexture (int lumpnum)
-	:
+	:  SourceLump(lumpnum), bHasCanvas(false)
-	Scale(1, 1), SourceLump(lumpnum),
-	UseType(ETextureType::Any), bNoDecals(false), bNoRemap0(false), bWorldPanning(false),
-	bMasked(true), bAlphaTexture(false), bHasCanvas(false), bWarped(0), bComplex(false), bMultiPatch(false), bFullNameTexture(false),
-	Rotations(0xFFFF), SkyOffset(0), Width(0), Height(0)
 {
-	bBrightmapChecked = false;
-	bGlowing = false;
-	bAutoGlowing = false;
-	bFullbright = false;
-	bDisableFullbright = false;
-	bSkybox = false;
-	bNoCompress = false;
-	bNoExpand = false;
 	bTranslucent = -1;
-
-
-	_LeftOffset[0] = _LeftOffset[1] = _TopOffset[0] = _TopOffset[1] = 0;
-	id.SetInvalid();
-	if (name != NULL)
-	{
-		Name = name;
-		Name.ToUpper();
-	}
-	else if (lumpnum < 0)
-	{
-		Name = FString();
-	}
-	else
-	{
-		fileSystem.GetFileShortName(Name, lumpnum);
-	}
-}
-
-FTexture::~FTexture()
-{
-	FTexture* link = fileSystem.GetLinkedTexture(SourceLump);
-	if (link == this) fileSystem.SetLinkedTexture(SourceLump, nullptr);
-	if (areas != nullptr) delete[] areas;
-	areas = nullptr;
-
-	for (int i = 0; i < 2; i++)
-	{
-		if (Material[i] != nullptr) DeleteMaterial(Material[i]);
-		Material[i] = nullptr;
-	}
-	if (SoftwareTexture != nullptr)
-	{
-		DeleteSoftwareTexture(SoftwareTexture);
-		SoftwareTexture = nullptr;
-	}
 }
 
 //===========================================================================
@@ -182,111 +83,6 @@ FBitmap FTexture::GetBgraBitmap(const PalEntry* remap, int* ptrans)
 	return bmp;
 }
 
-//==========================================================================
-//
-// 
-//
-//==========================================================================
-
-FTexture* FTexture::GetRawTexture()
-{
-	if (OffsetLess) return OffsetLess;
-	// Reject anything that cannot have been a single-patch multipatch texture in vanilla.
-	auto image = static_cast<FMultiPatchTexture*>(GetImage());
-	if (bMultiPatch != 1 || UseType != ETextureType::Wall || Scale.X != 1 || Scale.Y != 1 || bWorldPanning || image == nullptr || image->NumParts != 1 || _TopOffset[0] == 0)
-	{
-		OffsetLess = this;
-		return this;
-	}
-	// Set up a new texture that directly references the underlying patch.
-	// From here we cannot retrieve the original texture made for it, so just create a new one.
-	FImageSource* source = image->Parts[0].Image;
-
-	// Size must match for this to work as intended
-	if (source->GetWidth() != Width || source->GetHeight() != Height)
-	{
-		OffsetLess = this;
-		return this;
-	}
-
-
-	OffsetLess = new FImageTexture(source, "");
-	TexMan.AddTexture(OffsetLess);
-	return OffsetLess;
-}
-
-void FTexture::SetDisplaySize(int fitwidth, int fitheight)
-{
-	Scale.X = double(Width) / fitwidth;
-	Scale.Y = double(Height) / fitheight;
-	// compensate for roundoff errors
-	if (int(Scale.X * fitwidth) != Width) Scale.X += (1 / 65536.);
-	if (int(Scale.Y * fitheight) != Height) Scale.Y += (1 / 65536.);
-}
-
-//===========================================================================
-// 
-//	Gets the average color of a texture for use as a sky cap color
-//
-//===========================================================================
-
-PalEntry FTexture::averageColor(const uint32_t* data, int size, int maxout)
-{
-	int				i;
-	unsigned int	r, g, b;
-
-	// First clear them.
-	r = g = b = 0;
-	if (size == 0)
-	{
-		return PalEntry(255, 255, 255);
-	}
-	for (i = 0; i < size; i++)
-	{
-		b += BPART(data[i]);
-		g += GPART(data[i]);
-		r += RPART(data[i]);
-	}
-
-	r = r / size;
-	g = g / size;
-	b = b / size;
-
-	int maxv = MAX(MAX(r, g), b);
-
-	if (maxv && maxout)
-	{
-		r = ::Scale(r, maxout, maxv);
-		g = ::Scale(g, maxout, maxv);
-		b = ::Scale(b, maxout, maxv);
-	}
-	return PalEntry(255, r, g, b);
-}
-
-PalEntry FTexture::GetSkyCapColor(bool bottom)
-{
-	if (!bSWSkyColorDone)
-	{
-		bSWSkyColorDone = true;
-
-		FBitmap bitmap = GetBgraBitmap(nullptr);
-		int w = bitmap.GetWidth();
-		int h = bitmap.GetHeight();
-
-		const uint32_t* buffer = (const uint32_t*)bitmap.GetPixels();
-		if (buffer)
-		{
-			CeilingSkyColor = averageColor((uint32_t*)buffer, w * MIN(30, h), 0);
-			if (h > 30)
-			{
-				FloorSkyColor = averageColor(((uint32_t*)buffer) + (h - 30) * w, w * 30, 0);
-			}
-			else FloorSkyColor = CeilingSkyColor;
-		}
-	}
-	return bottom ? FloorSkyColor : CeilingSkyColor;
-}
-
 //====================================================================
 //
 // CheckRealHeight
@@ -299,16 +95,13 @@ PalEntry FTexture::GetSkyCapColor(bool bottom)
 int FTexture::CheckRealHeight()
 {
 	auto pixels = Get8BitPixels(false);
-
+	
-	for (int h = GetTexelHeight() - 1; h >= 0; h--)
+	for(int h = GetHeight()-1; h>= 0; h--)
 	{
-		for (int w = 0; w < GetTexelWidth(); w++)
+		for(int w = 0; w < GetWidth(); w++)
 		{
-			if (pixels[h + w * GetTexelHeight()] != 0)
+			if (pixels[h + w * GetHeight()] != 0)
 			{
-				// Scale maxy before returning it
-				h = int((h * 2) / Scale.Y);
-				h = (h >> 1) + (h & 1);
 				return h;
 			}
 		}
@@ -316,127 +109,6 @@ int FTexture::CheckRealHeight()
 	return 0;
 }
 
-//==========================================================================
-//
-// Search auto paths for extra material textures
-//
-//==========================================================================
-
-void FTexture::AddAutoMaterials()
-{
-	struct AutoTextureSearchPath
-	{
-		const char* path;
-		FTexture* FTexture::* pointer;
-	};
-
-	static AutoTextureSearchPath autosearchpaths[] =
-	{
-		{ "brightmaps/", &FTexture::Brightmap }, // For backwards compatibility, only for short names
-	{ "materials/brightmaps/", &FTexture::Brightmap },
-	{ "materials/normalmaps/", &FTexture::Normal },
-	{ "materials/specular/", &FTexture::Specular },
-	{ "materials/metallic/", &FTexture::Metallic },
-	{ "materials/roughness/", &FTexture::Roughness },
-	{ "materials/ao/", &FTexture::AmbientOcclusion }
-	};
-
-
-	int startindex = bFullNameTexture ? 1 : 0;
-	FString searchname = Name;
-
-	if (bFullNameTexture)
-	{
-		auto dot = searchname.LastIndexOf('.');
-		auto slash = searchname.LastIndexOf('/');
-		if (dot > slash) searchname.Truncate(dot);
-	}
-
-	for (size_t i = 0; i < countof(autosearchpaths); i++)
-	{
-		auto& layer = autosearchpaths[i];
-		if (this->*(layer.pointer) == nullptr)	// only if no explicit assignment had been done.
-		{
-			FStringf lookup("%s%s%s", layer.path, bFullNameTexture ? "" : "auto/", searchname.GetChars());
-			auto lump = fileSystem.CheckNumForFullName(lookup, false, ns_global, true);
-			if (lump != -1)
-			{
-				auto bmtex = TexMan.FindTexture(fileSystem.GetFileFullName(lump), ETextureType::Any, FTextureManager::TEXMAN_TryAny);
-				if (bmtex != nullptr)
-				{
-					bmtex->bMasked = false;
-					this->*(layer.pointer) = bmtex;
-				}
-			}
-		}
-	}
-}
-
-//===========================================================================
-// 
-// Checks if the texture has a default brightmap and creates it if so
-//
-//===========================================================================
-void FTexture::CreateDefaultBrightmap()
-{
-	if (!bBrightmapChecked)
-	{
-		// Check for brightmaps
-		if (GetImage() && GetImage()->UseGamePalette() && GPalette.HasGlobalBrightmap &&
-			UseType != ETextureType::Decal && UseType != ETextureType::MiscPatch && UseType != ETextureType::FontChar &&
-			Brightmap == NULL && bWarped == 0)
-		{
-			// May have one - let's check when we use this texture
-			auto texbuf = Get8BitPixels(false);
-			const int white = ColorMatcher.Pick(255, 255, 255);
-
-			int size = GetTexelWidth() * GetTexelHeight();
-			for (int i = 0; i < size; i++)
-			{
-				if (GPalette.GlobalBrightmap.Remap[texbuf[i]] == white)
-				{
-					// Create a brightmap
-					DPrintf(DMSG_NOTIFY, "brightmap created for texture '%s'\n", Name.GetChars());
-					Brightmap = CreateBrightmapTexture(static_cast<FImageTexture*>(this)->GetImage());
-					bBrightmapChecked = true;
-					TexMan.AddTexture(Brightmap);
-					return;
-				}
-			}
-			// No bright pixels found
-			DPrintf(DMSG_SPAMMY, "No bright pixels found in texture '%s'\n", Name.GetChars());
-			bBrightmapChecked = true;
-		}
-		else
-		{
-			// does not have one so set the flag to 'done'
-			bBrightmapChecked = true;
-		}
-	}
-}
-
-
-//==========================================================================
-//
-// Calculates glow color for a texture
-//
-//==========================================================================
-
-void FTexture::GetGlowColor(float* data)
-{
-	if (bGlowing && GlowColor == 0)
-	{
-		auto buffer = GetBgraBitmap(nullptr);
-		GlowColor = averageColor((uint32_t*)buffer.GetPixels(), buffer.GetWidth() * buffer.GetHeight(), 153);
-
-		// Black glow equals nothing so switch glowing off
-		if (GlowColor == 0) bGlowing = false;
-	}
-	data[0] = GlowColor.r / 255.0f;
-	data[1] = GlowColor.g / 255.0f;
-	data[2] = GlowColor.b / 255.0f;
-}
-
 //===========================================================================
 // 
 //	Finds gaps in the texture which can be skipped by the renderer
@@ -455,11 +127,10 @@ bool FTexture::FindHoles(const unsigned char* buffer, int w, int h)
 
 	// already done!
 	if (areacount) return false;
-	if (UseType == ETextureType::Flat) return false;	// flats don't have transparent parts
 	areacount = -1;	//whatever happens next, it shouldn't be done twice!
 
-							// large textures are excluded for performance reasons
+							// large textures and non-images are excluded for performance reasons
-	if (h > 512) return false;
+	if (h>512 || !GetImage()) return false;
 
 	startdraw = -1;
 	lendraw = 0;
@@ -510,7 +181,7 @@ bool FTexture::FindHoles(const unsigned char* buffer, int w, int h)
 
 	if (gapc > 0)
 	{
-		FloatRect* rcs = new FloatRect[gapc];
+		FloatRect* rcs = (FloatRect*)ImageArena.Alloc(gapc * sizeof(FloatRect));	// allocate this on the image arena
 
 		for (x = 0; x < gapc; x++)
 		{
@@ -635,10 +306,10 @@ bool FTexture::SmoothEdges(unsigned char* buffer, int w, int h)
 
 bool FTexture::ProcessData(unsigned char* buffer, int w, int h, bool ispatch)
 {
-	if (bMasked)
+	if (Masked)
 	{
-		bMasked = SmoothEdges(buffer, w, h);
+		Masked = SmoothEdges(buffer, w, h);
-		if (bMasked && !ispatch) FindHoles(buffer, w, h);
+		if (Masked && !ispatch) FindHoles(buffer, w, h);
 	}
 	return true;
 }
@@ -660,8 +331,8 @@ FTextureBuffer FTexture::CreateTexBuffer(int translation, int flags)
 
 	int exx = !!(flags & CTF_Expand);
 
-	W = GetTexelWidth() + 2 * exx;
+	W = GetWidth() + 2 * exx;
-	H = GetTexelHeight() + 2 * exx;
+	H = GetHeight() + 2 * exx;
 
 	if (!checkonly)
 	{
@@ -669,6 +340,7 @@ FTextureBuffer FTexture::CreateTexBuffer(int translation, int flags)
 		memset(buffer, 0, W * (H + 1) * 4);
 
 		auto remap = translation <= 0 ? nullptr : GPalette.TranslationToTable(translation);
+		if (remap) translation = remap->Index;
 		FBitmap bmp(buffer, W * 4, W, H);
 
 		int trans;
@@ -705,10 +377,8 @@ FTextureBuffer FTexture::CreateTexBuffer(int translation, int flags)
 	// Only do postprocessing for image-backed textures. (i.e. not for the burn texture which can also pass through here.)
 	if (GetImage() && flags & CTF_ProcessData)
 	{
-#pragma message("Activate me")
+		if (flags & CTF_Upscale) CreateUpsampledTextureBuffer(result, !!isTransparent, checkonly);
-#if 0
+
-		CreateUpsampledTextureBuffer(result, !!isTransparent, checkonly);
-#endif
 		if (!checkonly) ProcessData(result.mBuffer, result.mWidth, result.mHeight, false);
 	}
 
@@ -723,15 +393,8 @@ FTextureBuffer FTexture::CreateTexBuffer(int translation, int flags)
 
 bool FTexture::DetermineTranslucency()
 {
-	if (!bHasCanvas)
-	{
 		// This will calculate all we need, so just discard the result.
 		CreateTexBuffer(0);
-	}
-	else
-	{
-		bTranslucent = 0;
-	}
 	return !!bTranslucent;
 }
 
@@ -749,101 +412,114 @@ TArray<uint8_t> FTexture::Get8BitPixels(bool alphatex)
 }
 
 //===========================================================================
-//
-// Coordinate helper.
-// The only reason this is even needed is that many years ago someone
-// was convinced that having per-texel panning on walls was a good idea.
-// If it wasn't for this relatively useless feature the entire positioning
-// code for wall textures could be a lot simpler.
-//
-//===========================================================================
-
-//===========================================================================
-//
 // 
+//  Finds empty space around the texture. 
+//  Used for sprites that got placed into a huge empty frame.
 //
 //===========================================================================
 
-float FTexCoordInfo::RowOffset(float rowoffset) const
+bool FTexture::TrimBorders(uint16_t* rect)
 {
-	float scale = fabs(mScale.Y);
+
-	if (scale == 1.f || mWorldPanning) return rowoffset;
+	auto texbuffer = CreateTexBuffer(0);
-	else return rowoffset / scale;
+	int w = texbuffer.mWidth;
+	int h = texbuffer.mHeight;
+	auto Buffer = texbuffer.mBuffer;
+
+	if (texbuffer.mBuffer == nullptr)
+	{
+		return false;
+	}
+	if (w != Width || h != Height)
+	{
+		// external Hires replacements cannot be trimmed.
+		return false;
+	}
+
+	int size = w * h;
+	if (size == 1)
+	{
+		// nothing to be done here.
+		rect[0] = 0;
+		rect[1] = 0;
+		rect[2] = 1;
+		rect[3] = 1;
+		return true;
+	}
+	int first, last;
+
+	for (first = 0; first < size; first++)
+	{
+		if (Buffer[first * 4 + 3] != 0) break;
+	}
+	if (first >= size)
+	{
+		// completely empty
+		rect[0] = 0;
+		rect[1] = 0;
+		rect[2] = 1;
+		rect[3] = 1;
+		return true;
+	}
+
+	for (last = size - 1; last >= first; last--)
+	{
+		if (Buffer[last * 4 + 3] != 0) break;
+	}
+
+	rect[1] = first / w;
+	rect[3] = 1 + last / w - rect[1];
+
+	rect[0] = 0;
+	rect[2] = w;
+
+	unsigned char* bufferoff = Buffer + (rect[1] * w * 4);
+	h = rect[3];
+
+	for (int x = 0; x < w; x++)
+	{
+		for (int y = 0; y < h; y++)
+		{
+			if (bufferoff[(x + y * w) * 4 + 3] != 0) goto outl;
+		}
+		rect[0]++;
+	}
+outl:
+	rect[2] -= rect[0];
+
+	for (int x = w - 1; rect[2] > 1; x--)
+	{
+		for (int y = 0; y < h; y++)
+		{
+			if (bufferoff[(x + y * w) * 4 + 3] != 0)
+			{
+				return true;
+			}
+		}
+		rect[2]--;
+	}
+	return true;
 }
 
 //===========================================================================
 //
-//
+// Create a hardware texture for this texture image.
 //
 //===========================================================================
 
-float FTexCoordInfo::TextureOffset(float textureoffset) const
+IHardwareTexture* FTexture::GetHardwareTexture(int translation, int scaleflags)
 {
-	float scale = fabs(mScale.X);
+	//if (UseType != ETextureType::Null)
-	if (scale == 1.f || mWorldPanning) return textureoffset;
-	else return textureoffset / scale;
-}
-
-//===========================================================================
-//
-// Returns the size for which texture offset coordinates are used.
-//
-//===========================================================================
-
-float FTexCoordInfo::TextureAdjustWidth() const
-{
-	if (mWorldPanning)
 	{
-		float tscale = fabs(mTempScale.X);
+		IHardwareTexture* hwtex = SystemTextures.GetHardwareTexture(translation, scaleflags);
-		if (tscale == 1.f) return (float)mRenderWidth;
+		if (hwtex == nullptr)
-		else return mWidth / fabs(tscale);
-	}
-	else return (float)mWidth;
-}
-
-
-//===========================================================================
-//
-// Retrieve texture coordinate info for per-wall scaling
-//
-//===========================================================================
-
-void FTexCoordInfo::GetFromTexture(FTexture* tex, float x, float y, bool forceworldpanning)
-{
-	if (x == 1.f)
 	{
-		mRenderWidth = tex->GetScaledWidth();
+			hwtex = CreateHardwareTexture();
-		mScale.X = (float)tex->Scale.X;
+			SystemTextures.AddHardwareTexture(translation, scaleflags, hwtex);
-		mTempScale.X = 1.f;
 	}
-	else
+		return hwtex;
-	{
-		float scale_x = x * (float)tex->Scale.X;
-		mRenderWidth = xs_CeilToInt(tex->GetTexelWidth() / scale_x);
-		mScale.X = scale_x;
-		mTempScale.X = x;
 	}
-
+	return nullptr;
-	if (y == 1.f)
-	{
-		mRenderHeight = tex->GetScaledHeight();
-		mScale.Y = (float)tex->Scale.Y;
-		mTempScale.Y = 1.f;
-	}
-	else
-	{
-		float scale_y = y * (float)tex->Scale.Y;
-		mRenderHeight = xs_CeilToInt(tex->GetTexelHeight() / scale_y);
-		mScale.Y = scale_y;
-		mTempScale.Y = y;
-	}
-	if (tex->bHasCanvas)
-	{
-		mScale.Y = -mScale.Y;
-		mRenderHeight = -mRenderHeight;
-	}
-	mWorldPanning = tex->bWorldPanning || forceworldpanning;
-	mWidth = tex->GetTexelWidth();
 }
 
 
@@ -858,8 +534,7 @@ FWrapperTexture::FWrapperTexture(int w, int h, int bits)
 	Width = w;
 	Height = h;
 	Format = bits;
-	UseType = ETextureType::SWCanvas;
+	//bNoCompress = true;
-	bNoCompress = true;
 	auto hwtex = CreateHardwareTexture();
 	// todo: Initialize here.
 	SystemTextures.AddHardwareTexture(0, false, hwtex);

source/common/textures/textureid.h

@@ -17,7 +17,7 @@ enum class ETextureType : uint8_t
 	SkinGraphic,
 	Null,
 	FirstDefined,
-	Canvas,
+	Special,
 	SWCanvas,
 };
 

source/common/textures/texturemanager.cpp

@@ -103,15 +103,14 @@ void FTextureManager::DeleteAll()
 //==========================================================================
 //
 // Flushes all hardware dependent data.
-// Thia must not, under any circumstances, delete the wipe textures, because
+// This must not, under any circumstances, delete the wipe textures, because
 // all CCMDs triggering a flush can be executed while a wipe is in progress
 //
 // This now also deletes the software textures because having the software
-// renderer use the texture scalers is a planned feature and that is the
+// renderer can also use the texture scalers and that is the
 // main reason to call this outside of the destruction code.
 //
 //==========================================================================
-void DeleteSoftwareTexture(FSoftwareTexture* swtex);
 
 void FTextureManager::FlushAll()
 {
@@ -119,13 +118,33 @@ void FTextureManager::FlushAll()
 	{
 		for (int j = 0; j < 2; j++)
 		{
-			Textures[i].Texture->SystemTextures.Clean(true, true);
+			Textures[i].Texture->CleanHardwareData();
-			DeleteSoftwareTexture(Textures[i].Texture->SoftwareTexture);
+			delete Textures[i].Texture->GetSoftwareTexture();
-			Textures[i].Texture->SoftwareTexture = nullptr;
+			Textures[i].Texture->SetSoftwareTexture(nullptr);
+			calcShouldUpscale(Textures[i].Texture);
 		}
 	}
 }
 
+//==========================================================================
+//
+// Examines the lump contents to decide what type of texture to create,
+// and creates the texture.
+//
+//==========================================================================
+
+static FTexture* CreateTextureFromLump(int lumpnum, bool allowflats = false)
+{
+	if (lumpnum == -1) return nullptr;
+
+	auto image = FImageSource::GetImage(lumpnum, allowflats);
+	if (image != nullptr)
+	{
+		return new FImageTexture(image);
+	}
+	return nullptr;
+}
+
 //==========================================================================
 //
 // FTextureManager :: CheckForTexture
@@ -152,38 +171,39 @@ FTextureID FTextureManager::CheckForTexture (const char *name, ETextureType uset
 
 	for(i = HashFirst[MakeKey(name) % HASH_SIZE]; i != HASH_END; i = Textures[i].HashNext)
 	{
-		const FTexture *tex = Textures[i].Texture;
+		auto tex = Textures[i].Texture;
 
 
-		if (stricmp (tex->Name, name) == 0 )
+		if (stricmp (tex->GetName(), name) == 0 )
 		{
 			// If we look for short names, we must ignore any long name texture.
-			if ((flags & TEXMAN_ShortNameOnly) && tex->bFullNameTexture)
+			if ((flags & TEXMAN_ShortNameOnly) && tex->isFullNameTexture())
 			{
 				continue;
 			}
+			auto texUseType = tex->GetUseType();
 			// The name matches, so check the texture type
 			if (usetype == ETextureType::Any)
 			{
 				// All NULL textures should actually return 0
-				if (tex->UseType == ETextureType::FirstDefined && !(flags & TEXMAN_ReturnFirst)) return 0;
+				if (texUseType == ETextureType::FirstDefined && !(flags & TEXMAN_ReturnFirst)) return 0;
-				if (tex->UseType == ETextureType::SkinGraphic && !(flags & TEXMAN_AllowSkins)) return 0;
+				if (texUseType == ETextureType::SkinGraphic && !(flags & TEXMAN_AllowSkins)) return 0;
-				return FTextureID(tex->UseType==ETextureType::Null ? 0 : i);
+				return FTextureID(texUseType==ETextureType::Null ? 0 : i);
 			}
-			else if ((flags & TEXMAN_Overridable) && tex->UseType == ETextureType::Override)
+			else if ((flags & TEXMAN_Overridable) && texUseType == ETextureType::Override)
 			{
 				return FTextureID(i);
 			}
-			else if (tex->UseType == usetype)
+			else if (texUseType == usetype)
 			{
 				return FTextureID(i);
 			}
-			else if (tex->UseType == ETextureType::FirstDefined && usetype == ETextureType::Wall)
+			else if (texUseType == ETextureType::FirstDefined && usetype == ETextureType::Wall)
 			{
 				if (!(flags & TEXMAN_ReturnFirst)) return FTextureID(0);
 				else return FTextureID(i);
 			}
-			else if (tex->UseType == ETextureType::Null && usetype == ETextureType::Wall)
+			else if (texUseType == ETextureType::Null && usetype == ETextureType::Wall)
 			{
 				// We found a NULL texture on a wall -> return 0
 				return FTextureID(0);
@@ -192,12 +212,12 @@ FTextureID FTextureManager::CheckForTexture (const char *name, ETextureType uset
 			{
 				if (firsttype == ETextureType::Null ||
 					(firsttype == ETextureType::MiscPatch &&
-					 tex->UseType != firsttype &&
+					 texUseType != firsttype &&
-					 tex->UseType != ETextureType::Null)
+					 texUseType != ETextureType::Null)
 				   )
 				{
 					firstfound = i;
-					firsttype = tex->UseType;
+					firsttype = texUseType;
 				}
 			}
 		}
@@ -221,20 +241,20 @@ FTextureID FTextureManager::CheckForTexture (const char *name, ETextureType uset
 		// Any graphic being placed in the zip's root directory can not be found by this.
 		if (strchr(name, '/'))
 		{
-			FTexture *const NO_TEXTURE = (FTexture*)-1;
+			FGameTexture *const NO_TEXTURE = (FGameTexture*)-1;
 			int lump = fileSystem.CheckNumForFullName(name);
 			if (lump >= 0)
 			{
-				FTexture *tex = fileSystem.GetLinkedTexture(lump);
+				FGameTexture *tex = fileSystem.GetLinkedTexture(lump);
 				if (tex == NO_TEXTURE) return FTextureID(-1);
-				if (tex != NULL) return tex->id;
+				if (tex != NULL) return tex->GetID();
 				if (flags & TEXMAN_DontCreate) return FTextureID(-1);	// we only want to check, there's no need to create a texture if we don't have one yet.
-				tex = FTexture::CreateTexture("", lump, ETextureType::Override);
+				tex = MakeGameTexture(CreateTextureFromLump(lump), nullptr, ETextureType::Override);
 				if (tex != NULL)
 				{
 					tex->AddAutoMaterials();
 					fileSystem.SetLinkedTexture(lump, tex);
-					return AddTexture(tex);
+					return AddGameTexture(tex);
 				}
 				else
 				{
@@ -273,12 +293,13 @@ int FTextureManager::ListTextures (const char *name, TArray<FTextureID> &list, b
 
 	while (i != HASH_END)
 	{
-		const FTexture *tex = Textures[i].Texture;
+		auto tex = Textures[i].Texture;
 
-		if (stricmp (tex->Name, name) == 0)
+		if (stricmp (tex->GetName(), name) == 0)
 		{
+			auto texUseType = tex->GetUseType();
 			// NULL textures must be ignored.
-			if (tex->UseType!=ETextureType::Null) 
+			if (texUseType!=ETextureType::Null) 
 			{
 				unsigned int j = list.Size();
 				if (!listall)
@@ -286,7 +307,7 @@ int FTextureManager::ListTextures (const char *name, TArray<FTextureID> &list, b
 					for (j = 0; j < list.Size(); j++)
 					{
 						// Check for overriding definitions from newer WADs
-						if (Textures[list[j].GetIndex()].Texture->UseType == tex->UseType) break;
+						if (Textures[list[j].GetIndex()].Texture->GetUseType() == texUseType) break;
 					}
 				}
 				if (j==list.Size()) list.Push(FTextureID(i));
@@ -331,10 +352,10 @@ FTextureID FTextureManager::GetTextureID (const char *name, ETextureType usetype
 //
 //==========================================================================
 
-FTexture *FTextureManager::FindTexture(const char *texname, ETextureType usetype, BITFIELD flags)
+FGameTexture *FTextureManager::FindGameTexture(const char *texname, ETextureType usetype, BITFIELD flags)
 {
 	FTextureID texnum = CheckForTexture (texname, usetype, flags);
-	return GetTexture(texnum.GetIndex());
+	return GetGameTexture(texnum.GetIndex());
 }
 
 //==========================================================================
@@ -362,7 +383,7 @@ bool FTextureManager::OkForLocalization(FTextureID texnum, const char *substitut
 	if (locmode == 2) return false;
 	
 	// Mode 3 must also reject substitutions for non-IWAD content.
-	int file = fileSystem.GetFileContainer(Textures[texnum.GetIndex()].Texture->SourceLump);
+	int file = fileSystem.GetFileContainer(Textures[texnum.GetIndex()].Texture->GetSourceLump());
 	if (file > fileSystem.GetMaxIwadNum()) return true;
 
 	return false;
@@ -374,19 +395,23 @@ bool FTextureManager::OkForLocalization(FTextureID texnum, const char *substitut
 //
 //==========================================================================
 
-FTextureID FTextureManager::AddTexture (FTexture *texture)
+FTextureID FTextureManager::AddGameTexture (FGameTexture *texture, bool addtohash)
 {
 	int bucket;
 	int hash;
 
 	if (texture == NULL) return FTextureID(-1);
 
-	// Later textures take precedence over earlier ones
+	if (texture->GetTexture())
+	{
+		// Later textures take precedence over earlier ones
+		calcShouldUpscale(texture);	// calculate this once at insertion
+	}
 
 	// Textures without name can't be looked for
-	if (texture->Name[0] != '\0')
+	if (addtohash && texture->GetName().IsNotEmpty())
 	{
-		bucket = int(MakeKey (texture->Name) % HASH_SIZE);
+		bucket = int(MakeKey (texture->GetName()) % HASH_SIZE);
 		hash = HashFirst[bucket];
 	}
 	else
@@ -395,11 +420,13 @@ FTextureID FTextureManager::AddTexture (FTexture *texture)
 		hash = -1;
 	}
 
-	TextureHash hasher = { texture, hash };
+	TextureHash hasher = { texture, -1, -1, -1, hash };
 	int trans = Textures.Push (hasher);
 	Translation.Push (trans);
 	if (bucket >= 0) HashFirst[bucket] = trans;
-	return (texture->id = FTextureID(trans));
+	auto id = FTextureID(trans);
+	texture->SetID(id);
+	return id;
 }
 
 //==========================================================================
@@ -416,9 +443,32 @@ FTextureID FTextureManager::CreateTexture (int lumpnum, ETextureType usetype)
 	{
 		FString str;
 		fileSystem.GetFileShortName(str, lumpnum);
-		FTexture *out = FTexture::CreateTexture(str, lumpnum, usetype);
+		auto out = MakeGameTexture(CreateTextureFromLump(lumpnum, usetype == ETextureType::Flat), str, usetype);
 
-		if (out != NULL) return AddTexture (out);
+		if (out != NULL)
+		{
+			if (usetype == ETextureType::Flat)
+			{
+				int w = out->GetTexelWidth();
+				int h = out->GetTexelHeight();
+
+				// Auto-scale flats with dimensions 128x128 and 256x256.
+				// In hindsight, a bad idea, but RandomLag made it sound better than it really is.
+				// Now we're stuck with this stupid behaviour.
+				if (w == 128 && h == 128)
+				{
+					out->SetScale(2, 2);
+					out->SetWorldPanning(true);
+				}
+				else if (w == 256 && h == 256)
+				{
+					out->SetScale(4, 4);
+					out->SetWorldPanning(true);
+				}
+			}
+
+			return AddGameTexture(out);
+		}
 		else
 		{
 			Printf (TEXTCOLOR_ORANGE "Invalid data encountered for texture %s\n", fileSystem.GetFileFullPath(lumpnum).GetChars());
@@ -434,20 +484,20 @@ FTextureID FTextureManager::CreateTexture (int lumpnum, ETextureType usetype)
 //
 //==========================================================================
 
-void FTextureManager::ReplaceTexture (FTextureID picnum, FTexture *newtexture, bool free)
+void FTextureManager::ReplaceTexture (FTextureID picnum, FGameTexture *newtexture, bool free)
 {
 	int index = picnum.GetIndex();
 	if (unsigned(index) >= Textures.Size())
 		return;
 
-	FTexture *oldtexture = Textures[index].Texture;
+	auto oldtexture = Textures[index].Texture;
 
-	newtexture->Name = oldtexture->Name;
+	newtexture->SetName(oldtexture->GetName());
-	newtexture->UseType = oldtexture->UseType;
+	newtexture->SetUseType(oldtexture->GetUseType());
 	Textures[index].Texture = newtexture;
-	newtexture->id = oldtexture->id;
+	newtexture->SetID(oldtexture->GetID());
-	oldtexture->Name = "";
+	oldtexture->SetName("");
-	AddTexture(oldtexture);
+	AddGameTexture(oldtexture);
 }
 
 //==========================================================================
@@ -465,11 +515,11 @@ bool FTextureManager::AreTexturesCompatible (FTextureID picnum1, FTextureID picn
 	if (unsigned(index1) >= Textures.Size() || unsigned(index2) >= Textures.Size())
 		return false;
 
-	FTexture *texture1 = Textures[index1].Texture;
+	auto texture1 = Textures[index1].Texture;
-	FTexture *texture2 = Textures[index2].Texture;
+	auto texture2 = Textures[index2].Texture;
 
 	// both textures must be the same type.
-	if (texture1 == NULL || texture2 == NULL || texture1->UseType != texture2->UseType)
+	if (texture1 == NULL || texture2 == NULL || texture1->GetUseType() != texture2->GetUseType())
 		return false;
 
 	// both textures must be from the same file
@@ -556,30 +606,28 @@ void FTextureManager::AddHiresTextures (int wadnum)
 				if (amount == 0)
 				{
 					// A texture with this name does not yet exist
-					FTexture * newtex = FTexture::CreateTexture (Name, firsttx, ETextureType::Any);
+					auto newtex = MakeGameTexture(CreateTextureFromLump(firsttx), Name, ETextureType::Override);
 					if (newtex != NULL)
 					{
-						newtex->UseType=ETextureType::Override;
+						AddGameTexture(newtex);
-						AddTexture(newtex);
 					}
 				}
 				else
 				{
 					for(unsigned int i = 0; i < tlist.Size(); i++)
 					{
-						FTexture * newtex = FTexture::CreateTexture ("", firsttx, ETextureType::Any);
+						FTexture * newtex = CreateTextureFromLump(firsttx);
 						if (newtex != NULL)
 						{
-							FTexture * oldtex = Textures[tlist[i].GetIndex()].Texture;
+							auto oldtex = Textures[tlist[i].GetIndex()].Texture;
 
 							// Replace the entire texture and adjust the scaling and offset factors.
-							newtex->bWorldPanning = true;
+							auto gtex = MakeGameTexture(newtex, nullptr, ETextureType::Override);
-							newtex->SetDisplaySize(oldtex->GetDisplayWidth(), oldtex->GetDisplayHeight());
+							gtex->SetWorldPanning(true);
-							newtex->_LeftOffset[0] = int(oldtex->GetScaledLeftOffset(0) * newtex->Scale.X);
+							gtex->SetDisplaySize(oldtex->GetDisplayWidth(), oldtex->GetDisplayHeight());
-							newtex->_LeftOffset[1] = int(oldtex->GetScaledLeftOffset(1) * newtex->Scale.X);
+							gtex->SetOffsets(0, xs_RoundToInt(oldtex->GetDisplayLeftOffset(0) * gtex->GetScaleX()), xs_RoundToInt(oldtex->GetDisplayTopOffset(0) * gtex->GetScaleY()));
-							newtex->_TopOffset[0] = int(oldtex->GetScaledTopOffset(0) * newtex->Scale.Y);
+							gtex->SetOffsets(1, xs_RoundToInt(oldtex->GetDisplayLeftOffset(1) * gtex->GetScaleX()), xs_RoundToInt(oldtex->GetDisplayTopOffset(1) * gtex->GetScaleY()));
-							newtex->_TopOffset[1] = int(oldtex->GetScaledTopOffset(1) * newtex->Scale.Y);
+							ReplaceTexture(tlist[i], gtex, true);
-							ReplaceTexture(tlist[i], newtex, true);
 						}
 					}
 				}
@@ -655,28 +703,27 @@ void FTextureManager::ParseTextureDef(int lump, FMultipatchTextureBuilder &build
 			{
 				for(unsigned int i = 0; i < tlist.Size(); i++)
 				{
-					FTexture * oldtex = Textures[tlist[i].GetIndex()].Texture;
+					auto oldtex = Textures[tlist[i].GetIndex()].Texture;
 					int sl;
 
 					// only replace matching types. For sprites also replace any MiscPatches
 					// based on the same lump. These can be created for icons.
-					if (oldtex->UseType == type || type == ETextureType::Any ||
+					if (oldtex->GetUseType() == type || type == ETextureType::Any ||
-						(mode == TEXMAN_Overridable && oldtex->UseType == ETextureType::Override) ||
+						(mode == TEXMAN_Overridable && oldtex->GetUseType() == ETextureType::Override) ||
-						(type == ETextureType::Sprite && oldtex->UseType == ETextureType::MiscPatch &&
+						(type == ETextureType::Sprite && oldtex->GetUseType() == ETextureType::MiscPatch &&
 						(sl=oldtex->GetSourceLump()) >= 0 && fileSystem.GetFileNamespace(sl) == ns_sprites)
 						)
 					{
-						FTexture * newtex = FTexture::CreateTexture ("", lumpnum, ETextureType::Any);
+						FTexture * newtex = CreateTextureFromLump(lumpnum);
 						if (newtex != NULL)
 						{
 							// Replace the entire texture and adjust the scaling and offset factors.
-							newtex->bWorldPanning = true;
+							auto gtex = MakeGameTexture(newtex, nullptr, ETextureType::Override);
-							newtex->SetDisplaySize(oldtex->GetDisplayWidth(), oldtex->GetDisplayHeight());
+							gtex->SetWorldPanning(true);
-							newtex->_LeftOffset[0] = int(oldtex->GetScaledLeftOffset(0) * newtex->Scale.X);
+							gtex->SetDisplaySize(oldtex->GetDisplayWidth(), oldtex->GetDisplayHeight());
-							newtex->_LeftOffset[1] = int(oldtex->GetScaledLeftOffset(1) * newtex->Scale.X);
+							gtex->SetOffsets(0, xs_RoundToInt(oldtex->GetDisplayLeftOffset(0) * gtex->GetScaleX()), xs_RoundToInt(oldtex->GetDisplayTopOffset(0) * gtex->GetScaleY()));
-							newtex->_TopOffset[0] = int(oldtex->GetScaledTopOffset(0) * newtex->Scale.Y);
+							gtex->SetOffsets(1, xs_RoundToInt(oldtex->GetDisplayLeftOffset(1) * gtex->GetScaleX()), xs_RoundToInt(oldtex->GetDisplayTopOffset(1) * gtex->GetScaleY()));
-							newtex->_TopOffset[1] = int(oldtex->GetScaledTopOffset(1) * newtex->Scale.Y);
+							ReplaceTexture(tlist[i], gtex, true);
-							ReplaceTexture(tlist[i], newtex, true);
 						}
 					}
 				}
@@ -705,21 +752,21 @@ void FTextureManager::ParseTextureDef(int lump, FMultipatchTextureBuilder &build
 
 				if (lumpnum>=0)
 				{
-					FTexture *newtex = FTexture::CreateTexture(src, lumpnum, ETextureType::Override);
+					auto newtex = MakeGameTexture(CreateTextureFromLump(lumpnum), src, ETextureType::Override);
 
 					if (newtex != NULL)
 					{
 						// Replace the entire texture and adjust the scaling and offset factors.
-						newtex->bWorldPanning = true;
+						newtex->SetWorldPanning(true);
-						newtex->SetDisplaySize(width, height);
+						newtex->SetDisplaySize((float)width, (float)height);
 
 						FTextureID oldtex = TexMan.CheckForTexture(src, ETextureType::MiscPatch);
 						if (oldtex.isValid()) 
 						{
 							ReplaceTexture(oldtex, newtex, true);
-							newtex->UseType = ETextureType::Override;
+							newtex->SetUseType(ETextureType::Override);
 						}
-						else AddTexture(newtex);
+						else AddGameTexture(newtex);
 					}
 				}
 			}				
@@ -925,11 +972,11 @@ void FTextureManager::AddTexturesForWad(int wadnum, FMultipatchTextureBuilder &b
 
 		// Try to create a texture from this lump and add it.
 		// Unfortunately we have to look at everything that comes through here...
-		FTexture *out = FTexture::CreateTexture(Name, i, skin ? ETextureType::SkinGraphic : ETextureType::MiscPatch);
+		auto out = MakeGameTexture(CreateTextureFromLump(i), Name, skin ? ETextureType::SkinGraphic : ETextureType::MiscPatch);
 
 		if (out != NULL) 
 		{
-			AddTexture (out);
+			AddGameTexture (out);
 		}
 	}
 
@@ -953,7 +1000,7 @@ void FTextureManager::AddTexturesForWad(int wadnum, FMultipatchTextureBuilder &b
 
 void FTextureManager::SortTexturesByType(int start, int end)
 {
-	TArray<FTexture *> newtextures;
+	TArray<FGameTexture *> newtextures;
 
 	// First unlink all newly added textures from the hash chain
 	for (int i = 0; i < HASH_SIZE; i++)
@@ -981,9 +1028,9 @@ void FTextureManager::SortTexturesByType(int start, int end)
 	{
 		for(unsigned j = 0; j<newtextures.Size(); j++)
 		{
-			if (newtextures[j] != NULL && newtextures[j]->UseType == texturetypes[i])
+			if (newtextures[j] != NULL && newtextures[j]->GetUseType() == texturetypes[i])
 			{
-				AddTexture(newtextures[j]);
+				AddGameTexture(newtextures[j]);
 				newtextures[j] = NULL;
 			}
 		}
@@ -993,8 +1040,8 @@ void FTextureManager::SortTexturesByType(int start, int end)
 	{
 		if (newtextures[j] != NULL)
 		{
-			Printf("Texture %s has unknown type!\n", newtextures[j]->Name.GetChars());
+			Printf("Texture %s has unknown type!\n", newtextures[j]->GetName().GetChars());
-			AddTexture(newtextures[j]);
+			AddGameTexture(newtextures[j]);
 		}
 	}
 }
@@ -1032,8 +1079,8 @@ void FTextureManager::AddLocalizedVariants()
 				FTextureID tex = CheckForTexture(entry.name, ETextureType::MiscPatch);
 				if (tex.isValid())
 				{
-					FTexture *otex = GetTexture(origTex);
+					auto otex = GetGameTexture(origTex);
-					FTexture *ntex = GetTexture(tex);
+					auto ntex = GetGameTexture(tex);
 					if (otex->GetDisplayWidth() != ntex->GetDisplayWidth() || otex->GetDisplayHeight() != ntex->GetDisplayHeight())
 					{
 						Printf("Localized texture %s must be the same size as the one it replaces\n", entry.name);
@@ -1081,8 +1128,9 @@ void FTextureManager::AddLocalizedVariants()
 // FTextureManager :: Init
 //
 //==========================================================================
-FTexture *CreateShaderTexture(bool, bool);
+FGameTexture *CreateShaderTexture(bool, bool);
 void InitBuildTiles();
+FImageSource* CreateEmptyTexture();
 
 void FTextureManager::Init(void (*progressFunc_)(), void (*checkForHacks)(BuildInfo&))
 {
@@ -1090,15 +1138,18 @@ void FTextureManager::Init(void (*progressFunc_)(), void (*checkForHacks)(BuildI
 	DeleteAll();
 	//if (BuildTileFiles.Size() == 0) CountBuildTiles ();
 
-	// Texture 0 is a dummy texture used to indicate "no texture"
+	auto nulltex = MakeGameTexture(new FImageTexture(CreateEmptyTexture()), nullptr, ETextureType::Null);
-	auto nulltex = new FImageTexture(nullptr, "");
+	AddGameTexture(nulltex);
-	nulltex->SetUseType(ETextureType::Null);
+
-	AddTexture (nulltex);
+	// This is for binding to unused texture units, because accessing an unbound texture unit is undefined. It's a one pixel empty texture.
+	auto emptytex = MakeGameTexture(new FImageTexture(CreateEmptyTexture()), nullptr, ETextureType::Override);
+	emptytex->SetSize(1, 1);
+	AddGameTexture(emptytex);	
 	// some special textures used in the game.
-	AddTexture(CreateShaderTexture(false, false));
+	AddGameTexture(CreateShaderTexture(false, false));
-	AddTexture(CreateShaderTexture(false, true));
+	AddGameTexture(CreateShaderTexture(false, true));
-	AddTexture(CreateShaderTexture(true, false));
+	AddGameTexture(CreateShaderTexture(true, false));
-	AddTexture(CreateShaderTexture(true, true));
+	AddGameTexture(CreateShaderTexture(true, true));
 
 	int wadcnt = fileSystem.GetNumWads();
 
@@ -1133,6 +1184,13 @@ void FTextureManager::Init(void (*progressFunc_)(), void (*checkForHacks)(BuildI
 	glPart = TexMan.CheckForTexture("glstuff/glpart.png", ETextureType::MiscPatch);
 	mirrorTexture = TexMan.CheckForTexture("glstuff/mirror.png", ETextureType::MiscPatch);
 	AddLocalizedVariants();
+
+	// Make sure all ID's are correct by resetting them here to the proper index.
+	for (unsigned int i = 0, count = Textures.Size(); i < count; ++i)
+	{
+		Textures[i].Texture->SetID(i);
+	}
+
 }
 
 //==========================================================================
@@ -1160,19 +1218,95 @@ void FTextureManager::InitPalettedVersions()
 			FTextureID pic2 = CheckForTexture(sc.String, ETextureType::Any);
 			if (!pic2.isValid())
 			{
-				sc.ScriptMessage("Unknown texture %s to use as replacement", sc.String);
+				sc.ScriptMessage("Unknown texture %s to use as paletted replacement", sc.String);
 			}
 			if (pic1.isValid() && pic2.isValid())
 			{
-				FTexture *owner = GetTexture(pic1);
+				Textures[pic1.GetIndex()].Paletted = pic2.GetIndex();
-				FTexture *owned = GetTexture(pic2);
-
-				if (owner && owned) owner->PalVersion = owned;
 			}
 		}
 	}
 }
 
+//==========================================================================
+//
+// 
+//
+//==========================================================================
+
+FTextureID FTextureManager::GetRawTexture(FTextureID texid)
+{
+	int texidx = texid.GetIndex();
+	if ((unsigned)texidx >= Textures.Size()) return texid;
+	if (Textures[texidx].FrontSkyLayer != -1) return FSetTextureID(Textures[texidx].FrontSkyLayer);
+
+	// Reject anything that cannot have been a front layer for the sky in original Hexen, i.e. it needs to be an unscaled wall texture only using Doom patches.
+	auto tex = Textures[texidx].Texture;
+	auto ttex = tex->GetTexture();
+	auto image = ttex->GetImage();
+	// Reject anything that cannot have been a single-patch multipatch texture in vanilla.
+	if (image == nullptr || image->IsRawCompatible() || tex->GetUseType() != ETextureType::Wall || ttex->GetWidth() != tex->GetDisplayWidth() ||
+		ttex->GetHeight() != tex->GetDisplayHeight())
+	{
+		Textures[texidx].RawTexture = texidx;
+		return texid;
+	}
+
+	// Let the hackery begin
+	auto mptimage = static_cast<FMultiPatchTexture*>(image);
+	auto source = mptimage->GetImageForPart(0);
+
+	// Size must match for this to work as intended
+	if (source->GetWidth() != ttex->GetWidth() || source->GetHeight() != ttex->GetHeight())
+	{
+		Textures[texidx].RawTexture = texidx;
+		return texid;
+	}
+
+	// Todo: later this can just link to the already existing texture for this source graphic, once it can be retrieved through the image's SourceLump index
+	auto RawTexture = MakeGameTexture(new FImageTexture(source), nullptr, ETextureType::Wall);
+	texid = TexMan.AddGameTexture(RawTexture);
+	Textures[texidx].RawTexture = texid.GetIndex();
+	Textures[texid.GetIndex()].RawTexture = texid.GetIndex();
+	return texid;
+}
+
+
+//==========================================================================
+//
+// Same shit for a different hack, this time Hexen's front sky layers.
+//
+//==========================================================================
+
+FTextureID FTextureManager::GetFrontSkyLayer(FTextureID texid)
+{
+	int texidx = texid.GetIndex();
+	if ((unsigned)texidx >= Textures.Size()) return texid;
+	if (Textures[texidx].FrontSkyLayer != -1) return FSetTextureID(Textures[texidx].FrontSkyLayer);
+
+	// Reject anything that cannot have been a front layer for the sky in original Hexen, i.e. it needs to be an unscaled wall texture only using Doom patches.
+	auto tex = Textures[texidx].Texture;
+	auto ttex = tex->GetTexture();
+	auto image = ttex->GetImage();
+	if (image == nullptr || !image->SupportRemap0() || tex->GetUseType() != ETextureType::Wall || tex->useWorldPanning() || tex->GetTexelTopOffset() != 0 ||
+		ttex->GetWidth() != tex->GetDisplayWidth() || ttex->GetHeight() != tex->GetDisplayHeight())
+	{
+		Textures[texidx].FrontSkyLayer = texidx;
+		return texid;
+	}
+
+	// Set this up so that it serializes to the same info as the base texture - this is needed to restore it on load.
+	// But do not link the new texture into the hash chain!
+	auto itex = new FImageTexture(image);
+	itex->SetNoRemap0();
+	auto FrontSkyLayer = MakeGameTexture(itex, tex->GetName(), ETextureType::Wall);
+	FrontSkyLayer->SetUseType(tex->GetUseType());
+	texid = TexMan.AddGameTexture(FrontSkyLayer, false);
+	Textures[texidx].FrontSkyLayer = texid.GetIndex();
+	Textures[texid.GetIndex()].FrontSkyLayer = texid.GetIndex();	// also let it refer to itself as its front sky layer, in case for repeated InitSkyMap calls.
+	return texid;
+}
+
 //==========================================================================
 //
 //
@@ -1314,7 +1448,7 @@ void FTextureManager::AdjustSpriteOffsets()
 			fileSystem.GetFileShortName(str, i);
 			str[8] = 0;
 			FTextureID texid = TexMan.CheckForTexture(str, ETextureType::Sprite, 0);
-			if (texid.isValid() && fileSystem.GetFileContainer(GetTexture(texid)->SourceLump) > fileSystem.GetMaxIwadNum())
+			if (texid.isValid() && fileSystem.GetFileContainer(GetGameTexture(texid)->GetSourceLump()) > fileSystem.GetMaxIwadNum())
 			{
 				// This texture has been replaced by some PWAD.
 				memcpy(&sprid, str, 4);
@@ -1349,7 +1483,7 @@ void FTextureManager::AdjustSpriteOffsets()
 			}
 			if (texno.isValid())
 			{
-				FTexture * tex = GetTexture(texno);
+				auto tex = GetGameTexture(texno);
 
 				int lumpnum = tex->GetSourceLump();
 				// We only want to change texture offsets for sprites in the IWAD or the file this lump originated from.
@@ -1360,11 +1494,10 @@ void FTextureManager::AdjustSpriteOffsets()
 					{
 						if (wadno >= fileSystem.GetIwadNum() && wadno <= fileSystem.GetMaxIwadNum() && !forced && iwadonly)
 						{
-							memcpy(&sprid, &tex->Name[0], 4);
+							memcpy(&sprid, tex->GetName().GetChars(), 4);
 							if (donotprocess.CheckKey(sprid)) continue;	// do not alter sprites that only get partially replaced.
 						}
-						tex->_LeftOffset[1] = x;
+						tex->SetOffsets(1, x, y);
-						tex->_TopOffset[1] = y;
 					}
 				}
 			}

source/common/textures/texturemanager.h

@@ -9,8 +9,8 @@
 #include "name.h"
 
 class FxAddSub;
-class FTexture;
 struct BuildInfo;
+class FMultipatchTextureBuilder;
 int PalCheck(int tex);
 
 // Texture manager
@@ -25,42 +25,59 @@ public:
 private:
 	int ResolveLocalizedTexture(int texnum);
 
-	FTexture *InternalGetTexture(int texnum, bool animate, bool localize, bool palettesubst)
+	int ResolveTextureIndex(int texnum, bool animate, bool localize)
 	{
-		if ((unsigned)texnum >= Textures.Size()) return nullptr;
+		if ((unsigned)texnum >= Textures.Size()) return -1;
 		if (animate) texnum = Translation[texnum];
 		if (localize && Textures[texnum].HasLocalization) texnum = ResolveLocalizedTexture(texnum);
-		if (palettesubst) texnum = PalCheck(texnum);
+		return texnum;
+	}
+
+	FGameTexture *InternalGetTexture(int texnum, bool animate, bool localize)
+	{
+		texnum = ResolveTextureIndex(texnum, animate, localize);
+		if (texnum == -1) return nullptr;
 		return Textures[texnum].Texture;
 	}
+
 public:
+	FTextureID ResolveTextureIndex(FTextureID texid, bool animate, bool localize)
+	{
+		return FSetTextureID(ResolveTextureIndex(texid.GetIndex(), animate, localize));
+	}
+
 	// This only gets used in UI code so we do not need PALVERS handling.
-	FTexture *GetTextureByName(const char *name, bool animate = false)
+	FGameTexture* GetGameTextureByName(const char *name, bool animate = false)
 	{
-		FTextureID texnum = GetTextureID (name, ETextureType::MiscPatch);
+		FTextureID texnum = GetTextureID(name, ETextureType::MiscPatch);
-		return InternalGetTexture(texnum.GetIndex(), animate, true, false);
+		return InternalGetTexture(texnum.GetIndex(), animate, true);
+	}
+
+	FGameTexture* GetGameTexture(FTextureID texnum, bool animate = false)
+	{
+		return InternalGetTexture(texnum.GetIndex(), animate, true);
 	}
 	
-	FTexture *GetTexture(FTextureID texnum, bool animate = false)
+	FGameTexture* GetPalettedTexture(FTextureID texnum, bool animate = false, bool allowsubstitute = true)
 	{
-		return InternalGetTexture(texnum.GetIndex(), animate, true, false);
+		auto texid = ResolveTextureIndex(texnum.GetIndex(), animate, true);
+		if (texid == -1) return nullptr;
+		if (allowsubstitute && Textures[texid].Paletted > 0) texid = Textures[texid].Paletted;
+		return Textures[texid].Texture;
 	}
-	
+
-	// This is the only access function that should be used inside the software renderer.
+	FGameTexture* GameByIndex(int i, bool animate = false)
-	FTexture *GetPalettedTexture(FTextureID texnum, bool animate)
 	{
-		return InternalGetTexture(texnum.GetIndex(), animate, true, true);
+		return InternalGetTexture(i, animate, true);
 	}
-	
+
-	FTexture *ByIndex(int i, bool animate = false)
+	FGameTexture* FindGameTexture(const char* texname, ETextureType usetype = ETextureType::MiscPatch, BITFIELD flags = TEXMAN_TryAny);
-	{
+
-		return InternalGetTexture(i, animate, true, false);
-	}
-	
-	FTexture *FindTexture(const char *texname, ETextureType usetype = ETextureType::MiscPatch, BITFIELD flags = TEXMAN_TryAny);
 	bool OkForLocalization(FTextureID texnum, const char *substitute, int locnum);
 
 	void FlushAll();
+	FTextureID GetFrontSkyLayer(FTextureID);
+	FTextureID GetRawTexture(FTextureID);
 
 
 	enum
@@ -99,7 +116,7 @@ public:
 	void AddLocalizedVariants();
 
 	FTextureID CreateTexture (int lumpnum, ETextureType usetype=ETextureType::Any);	// Also calls AddTexture
-	FTextureID AddTexture (FTexture *texture);
+	FTextureID AddGameTexture(FGameTexture* texture, bool addtohash = true);
 	FTextureID GetDefaultTexture() const { return DefaultTexture; }
 
 	void LoadTextureX(int wadnum, FMultipatchTextureBuilder &build);
@@ -107,7 +124,7 @@ public:
 	void Init(void (*progressFunc_)(), void (*checkForHacks)(BuildInfo &));
 	void DeleteAll();
 
-	void ReplaceTexture (FTextureID picnum, FTexture *newtexture, bool free);
+	void ReplaceTexture (FTextureID picnum, FGameTexture *newtexture, bool free);
 
 	int NumTextures () const { return (int)Textures.Size(); }
 
@@ -144,7 +161,7 @@ public:
 		return BuildTileData.Last();
 	}
 
-	FTexture* Texture(FTextureID id) { return Textures[id.GetIndex()].Texture; }
+	FGameTexture* GameTexture(FTextureID id) { return Textures[id.GetIndex()].Texture; }
 	void SetTranslation(FTextureID fromtexnum, FTextureID totexnum);
 
 private:
@@ -155,7 +172,10 @@ private:
 
 	struct TextureHash
 	{
-		FTexture *Texture;
+		FGameTexture* Texture;
+		int Paletted;		// redirection to paletted variant
+		int FrontSkyLayer;	// and front sky layer,
+		int RawTexture;		
 		int HashNext;
 		bool HasLocalization;
 	};
@@ -185,3 +205,4 @@ public:
 };
 
 extern FTextureManager TexMan;
+

source/common/textures/textures.h

@@ -42,23 +42,33 @@
 #include "textureid.h"
 #include <vector>
 #include "hw_texcontainer.h"
-
+#include "floatrect.h"
-// 15 because 0th texture is our texture
+#include "refcounted.h"
-#define MAX_CUSTOM_HW_SHADER_TEXTURES 15
 
 typedef TMap<int, bool> SpriteHits;
 class FImageSource;
+class FGameTexture;
+class IHardwareTexture;
+
+
+enum
+{
+	CLAMP_NONE = 0,
+	CLAMP_X = 1,
+	CLAMP_Y = 2,
+	CLAMP_XY = 3,
+	CLAMP_XY_NOMIP = 4,
+	CLAMP_NOFILTER = 5,
+	CLAMP_CAMTEX = 6,
+};
 
 enum MaterialShaderIndex
 {
 	SHADER_Default,
 	SHADER_Warp1,
 	SHADER_Warp2,
-	SHADER_Brightmap,
 	SHADER_Specular,
-	SHADER_SpecularBrightmap,
 	SHADER_PBR,
-	SHADER_PBRBrightmap,
 	SHADER_Paletted,
 	SHADER_NoTexture,
 	SHADER_BasicFuzz,
@@ -72,46 +82,34 @@ enum MaterialShaderIndex
 	FIRST_USER_SHADER
 };
 
+enum texflags
+{
+	// These get Or'ed into uTextureMode because it only uses its 3 lowermost bits.
+	TEXF_Brightmap = 0x10000,
+	TEXF_Detailmap = 0x20000,
+	TEXF_Glowmap = 0x40000,
+};
+
+
+
+enum
+{
+	SFlag_Brightmap = 1,
+	SFlag_Detailmap = 2,
+	SFlag_Glowmap = 4,
+};
+
 struct UserShaderDesc
 {
 	FString shader;
 	MaterialShaderIndex shaderType;
 	FString defines;
 	bool disablealphatest = false;
+	uint8_t shaderFlags = 0;
 };
 
 extern TArray<UserShaderDesc> usershaders;
 
-
-struct FloatRect
-{
-	float left,top;
-	float width,height;
-
-
-	void Offset(float xofs,float yofs)
-	{
-		left+=xofs;
-		top+=yofs;
-	}
-	void Scale(float xfac,float yfac)
-	{
-		left*=xfac;
-		width*=xfac;
-		top*=yfac;
-		height*=yfac;
-	}
-};
-
-enum ECreateTexBufferFlags
-{
-	CTF_Expand = 2,			// create buffer with a one-pixel wide border
-	CTF_ProcessData = 4,	// run postprocessing on the generated buffer. This is only needed when using the data for a hardware texture.
-	CTF_CheckOnly = 8,		// Only runs the code to get a content ID but does not create a texture. Can be used to access a caching system for the hardware textures.
-};
-
-
-
 class FBitmap;
 struct FRemapTable;
 struct FCopyInfo;
@@ -141,7 +139,12 @@ enum FTextureFormat : uint32_t
 	TEX_Count
 };
 
-class FSoftwareTexture;
+class ISoftwareTexture
+{
+public:
+	virtual ~ISoftwareTexture() = default;
+};
+
 class FGLRenderState;
 
 struct spriteframewithrotate;
@@ -202,115 +205,62 @@ struct FTextureBuffer
 };
 
 // Base texture class
-class FTexture
+class FTexture : public RefCountedBase
 {
-	friend class GLDefsParser;
+	friend class FGameTexture;	// only for the porting work
-	friend class FMultipatchTextureBuilder;
-	
-	// The serializer also needs access to more specific info that shouldn't be accessible through the interface.
-	friend FSerializer &Serialize(FSerializer &arc, const char *key, FTextureID &value, FTextureID *defval);
 
-	// For now only give access to classes which cannot be reworked yet. None of these should remain here when all is done.
+public:
-	friend class FSoftwareTexture;
+	FHardwareTextureContainer SystemTextures;
-	friend class FWarpTexture;
+protected:
-	friend class FMaterial;
+	FloatRect* areas = nullptr;
-	friend class OpenGLRenderer::FGLRenderState;	// For now this needs access to some fields in ApplyMaterial. This should be rerouted through the Material class
+	int SourceLump;
-	friend class VkRenderState;
+	uint16_t Width = 0, Height = 0;
-	friend class PolyRenderState;
+
-	friend struct FTexCoordInfo;
+	bool Masked = false;			// Texture (might) have holes
-	friend class OpenGLRenderer::FHardwareTexture;
+	bool bHasCanvas = false;
-	friend class VkHardwareTexture;
+	int8_t bTranslucent = -1;
-	friend class PolyHardwareTexture;
+	int8_t areacount = 0;			// this is capped at 4 sections.
-	friend class FMultiPatchTexture;
-	friend class FSkyBox;
-	friend class FBrightmapTexture;
-	friend class FFont;
 
 
 public:
-	static FTexture *CreateTexture(const char *name, int lumpnum, ETextureType usetype);
+
-	virtual ~FTexture ();
+	IHardwareTexture* GetHardwareTexture(int translation, int scaleflags);
 	virtual FImageSource *GetImage() const { return nullptr; }
-	void AddAutoMaterials();
 	void CreateUpsampledTextureBuffer(FTextureBuffer &texbuffer, bool hasAlpha, bool checkonly);
 
-	// These are mainly meant for 2D code which only needs logical information about the texture to position it properly.
+	void CleanHardwareTextures()
-	int GetDisplayWidth() { int foo = int((Width * 2) / Scale.X); return (foo >> 1) + (foo & 1); }
-	int GetDisplayHeight() { int foo = int((Height * 2) / Scale.Y); return (foo >> 1) + (foo & 1); }
-	double GetDisplayWidthDouble() { return Width / Scale.X; }
-	double GetDisplayHeightDouble() { return Height / Scale.Y; }
-	int GetDisplayLeftOffset() { return GetScaledLeftOffset(0); }
-	int GetDisplayTopOffset() { return GetScaledTopOffset(0); }
-	double GetDisplayLeftOffsetDouble() { return GetScaledLeftOffsetDouble(0); }
-	double GetDisplayTopOffsetDouble() { return GetScaledTopOffsetDouble(0); }
-	void SetOffsets(int l, int t)
 	{
-		_LeftOffset[0] = _LeftOffset[1] = l;
+		SystemTextures.Clean();
-		_TopOffset[0] = _TopOffset[1] = t;
 	}
-	
-	int GetTexelWidth() { return Width; }
-	int GetTexelHeight() { return Height; }
-	int GetTexelLeftOffset(int adjusted) { return _LeftOffset[adjusted]; }
-	int GetTexelTopOffset(int adjusted) { return _TopOffset[adjusted]; }
 
+	void CleanPrecacheMarker()
+	{
+		SystemTextures.UnmarkAll();
+	}
+
+	void MarkForPrecache(int translation, int scaleflags)
+	{
+		SystemTextures.MarkForPrecache(translation, scaleflags);
+	}
+
+	void CleanUnused()
+	{
+		SystemTextures.CleanUnused();
+	}
+
+	int GetWidth() { return Width; }
+	int GetHeight() { return Height; }
 	
-	bool isValid() const { return UseType != ETextureType::Null; }
-	bool isSWCanvas() const { return UseType == ETextureType::SWCanvas; }
-	bool isSkybox() const { return bSkybox; }
-	bool isFullbrightDisabled() const { return bDisableFullbright; }
 	bool isHardwareCanvas() const { return bHasCanvas; }	// There's two here so that this can deal with software canvases in the hardware renderer later.
 	bool isCanvas() const { return bHasCanvas; }
-	bool isMiscPatch() const { return UseType == ETextureType::MiscPatch; }	// only used by the intermission screen to decide whether to tile the background image or not. 
-	int isWarped() const { return bWarped; }
-	int GetRotations() const { return Rotations; }
-	void SetRotations(int rot) { Rotations = int16_t(rot); }
-	bool isSprite() const { return UseType == ETextureType::Sprite || UseType == ETextureType::SkinSprite || UseType == ETextureType::Decal; }
 	
-	const FString &GetName() const { return Name; }
+	int GetSourceLump() { return SourceLump; }	// needed by the scripted GetName method.
-	void SetNoDecals(bool on) { bNoDecals = on;  }
-	void SetWarpStyle(int style) { bWarped = style; }
-	bool allowNoDecals() const { return bNoDecals; }
-	bool isScaled() const { return Scale.X != 1 || Scale.Y != 1; }
-	bool isMasked() const { return bMasked; }
-	void SetSkyOffset(int offs) { SkyOffset = offs; }
-	int GetSkyOffset() const { return SkyOffset; }
-	FTextureID GetID() const { return id; }
-	PalEntry GetSkyCapColor(bool bottom);
-	FTexture *GetRawTexture();
-	virtual int GetSourceLump() { return SourceLump; }	// needed by the scripted GetName method.
-	void GetGlowColor(float *data);
-	bool isGlowing() const { return bGlowing; }
-	bool isAutoGlowing() const { return bAutoGlowing; }
-	int GetGlowHeight() const { return GlowHeight; }
-	bool isFullbright() const { return bFullbright; }
-	void CreateDefaultBrightmap();
 	bool FindHoles(const unsigned char * buffer, int w, int h);
-	void SetUseType(ETextureType type) { UseType = type; }
-	int GetSourceLump() const { return SourceLump;  }
-	ETextureType GetUseType() const { return UseType; }
-	void SetSpeed(float fac) { shaderspeed = fac; }
-	void SetWorldPanning(bool on) { bWorldPanning = on; }
-	void SetDisplaySize(int fitwidth, int fitheight);
-	void SetFrontSkyLayer(bool on = true) { bNoRemap0 = on; }
-	bool IsFrontSkyLayer() { return bNoRemap0; }
-
-	FTexture* GetBrightmap()
-	{
-		if (!bBrightmapChecked)
-			CreateDefaultBrightmap();
-		return Brightmap;
-	}
 
 	void CopySize(FTexture* BaseTexture)
 	{
-		Width = BaseTexture->GetTexelWidth();
+		Width = BaseTexture->GetWidth();
-		Height = BaseTexture->GetTexelHeight();
+		Height = BaseTexture->GetHeight();
-		_TopOffset[0] = BaseTexture->_TopOffset[0];
-		_TopOffset[1] = BaseTexture->_TopOffset[1];
-		_LeftOffset[0] = BaseTexture->_LeftOffset[0];
-		_LeftOffset[1] = BaseTexture->_LeftOffset[1];
-		Scale = BaseTexture->Scale;
 	}
 
 	// This is only used for the null texture and for Heretic's skies.
@@ -320,119 +270,20 @@ public:
 		Height = h;
 	}
 
+	bool TrimBorders(uint16_t* rect);
+	int GetAreas(FloatRect** pAreas) const;
 
 	// Returns the whole texture, stored in column-major order
 	virtual TArray<uint8_t> Get8BitPixels(bool alphatex);
 	virtual FBitmap GetBgraBitmap(const PalEntry *remap, int *trans = nullptr);
 
 	static bool SmoothEdges(unsigned char * buffer,int w, int h);
-	static PalEntry averageColor(const uint32_t *data, int size, int maxout);
 
-	
-	FSoftwareTexture *GetSoftwareTexture();
-
-protected:
-
-	DVector2 Scale;
-
-	int SourceLump;
-	FTextureID id;
-
-	FMaterial *Material[2] = { nullptr, nullptr };
-public:
-	FHardwareTextureContainer SystemTextures;
-	int alphaThreshold = 0.5;
-	FixedBitArray<256> NoBrightmapFlag = false;
-protected:
-	FSoftwareTexture *SoftwareTexture = nullptr;
-
-	// None of the following pointers are owned by this texture, they are all controlled by the texture manager.
-
-	// Offset-less version for COMPATF_MASKEDMIDTEX
-	FTexture *OffsetLess = nullptr;
-	// Paletted variant
-	FTexture *PalVersion = nullptr;
-	// Material layers
-	FTexture *Brightmap = nullptr;
-	FTexture *Normal = nullptr;							// Normal map texture
-	FTexture *Specular = nullptr;						// Specular light texture for the diffuse+normal+specular light model
-	FTexture *Metallic = nullptr;						// Metalness texture for the physically based rendering (PBR) light model
-	FTexture *Roughness = nullptr;						// Roughness texture for PBR
-	FTexture *AmbientOcclusion = nullptr;				// Ambient occlusion texture for PBR
-	
-	FTexture *CustomShaderTextures[MAX_CUSTOM_HW_SHADER_TEXTURES] = { nullptr }; // Custom texture maps for custom hardware shaders
-
-	FString Name;
-	ETextureType UseType;	// This texture's primary purpose
-
-	uint8_t bNoDecals:1;		// Decals should not stick to texture
-	uint8_t bNoRemap0:1;		// Do not remap color 0 (used by front layer of parallax skies)
-	uint8_t bWorldPanning:1;	// Texture is panned in world units rather than texels
-	uint8_t bMasked:1;			// Texture (might) have holes
-	uint8_t bAlphaTexture:1;	// Texture is an alpha channel without color information
-	uint8_t bHasCanvas:1;		// Texture is based off FCanvasTexture
-	uint8_t bWarped:2;			// This is a warped texture. Used to avoid multiple warps on one texture
-	uint8_t bComplex:1;		// Will be used to mark extended MultipatchTextures that have to be
-							// fully composited before subjected to any kind of postprocessing instead of
-							// doing it per patch.
-	uint8_t bMultiPatch:2;		// This is a multipatch texture (we really could use real type info for textures...)
-	uint8_t bFullNameTexture : 1;
-	uint8_t bBrightmapChecked : 1;				// Set to 1 if brightmap has been checked
-	uint8_t bGlowing : 1;						// Texture glow color
-	uint8_t bAutoGlowing : 1;					// Glow info is determined from texture image.
-	uint8_t bFullbright : 1;					// always draw fullbright
-	uint8_t bDisableFullbright : 1;				// This texture will not be displayed as fullbright sprite
-	uint8_t bSkybox : 1;						// is a cubic skybox
-	uint8_t bNoCompress : 1;
-	uint8_t bNoExpand : 1;
-	int8_t bTranslucent : 2;
-	bool bHiresHasColorKey = false;				// Support for old color-keyed Doomsday textures
-
-	uint16_t Rotations;
-	int16_t SkyOffset;
-	FloatRect *areas = nullptr;
-	int areacount = 0;
-	int GlowHeight = 128;
-	PalEntry GlowColor = 0;
-	int HiresLump = -1;							// For external hires textures.
-	float Glossiness = 10.f;
-	float SpecularLevel = 0.1f;
-	float shaderspeed = 1.f;
-	int shaderindex = 0;
-
-	int GetScaledWidth () { int foo = int((Width * 2) / Scale.X); return (foo >> 1) + (foo & 1); }
-	int GetScaledHeight () { int foo = int((Height * 2) / Scale.Y); return (foo >> 1) + (foo & 1); }
-	double GetScaledWidthDouble () { return Width / Scale.X; }
-	double GetScaledHeightDouble () { return Height / Scale.Y; }
-	double GetScaleY() const { return Scale.Y; }
-
-	// Now with improved offset adjustment.
-	int GetLeftOffset(int adjusted) { return _LeftOffset[adjusted]; }
-	int GetTopOffset(int adjusted) { return _TopOffset[adjusted]; }
-	int GetScaledLeftOffset (int adjusted) { int foo = int((_LeftOffset[adjusted] * 2) / Scale.X); return (foo >> 1) + (foo & 1); }
-	int GetScaledTopOffset (int adjusted) { int foo = int((_TopOffset[adjusted] * 2) / Scale.Y); return (foo >> 1) + (foo & 1); }
-	double GetScaledLeftOffsetDouble(int adjusted) { return _LeftOffset[adjusted] / Scale.X; }
-	double GetScaledTopOffsetDouble(int adjusted) { return _TopOffset[adjusted] / Scale.Y; }
-
-	// Interfaces for the different renderers. Everything that needs to check renderer-dependent offsets
-	// should use these, so that if changes are needed, this is the only place to edit.
-
-	// For the hardware renderer. The software renderer's have been offloaded to FSoftwareTexture
-	int GetLeftOffsetHW() { return _LeftOffset[r_spriteadjustHW]; }
-	int GetTopOffsetHW() { return _TopOffset[r_spriteadjustHW]; }
 
 	virtual void ResolvePatches() {}
 
-	void SetScale(const DVector2 &scale)
-	{
-		Scale = scale;
-	}
 
-protected:
+	FTexture (int lumpnum = -1);
-	uint16_t Width, Height;
-	int16_t _LeftOffset[2], _TopOffset[2];
-
-	FTexture (const char *name = NULL, int lumpnum = -1);
 
 public:
 	FTextureBuffer CreateTexBuffer(int translation, int flags = 0);
@@ -442,27 +293,6 @@ public:
 	{
 		return bTranslucent != -1 ? bTranslucent : DetermineTranslucency();
 	}
-	FMaterial* GetMaterial(int num)
-	{
-		return Material[num];
-	}
-	FTexture* GetPalVersion()
-	{
-		return PalVersion;
-	}
-
-	void DeleteHardwareTextures()
-	{
-		SystemTextures.Clean(true, true);
-	}
-
-private:
-	int CheckDDPK3();
-	int CheckExternalFile(bool & hascolorkey);
-	
-	bool bSWSkyColorDone = false;
-	PalEntry FloorSkyColor;
-	PalEntry CeilingSkyColor;
 
 public:
 
@@ -479,17 +309,13 @@ public:
 class FCanvasTexture : public FTexture
 {
 public:
-	FCanvasTexture(const char* name, int width, int height)
+	FCanvasTexture(int width, int height)
 	{
-		Name = name;
 		Width = width;
 		Height = height;
 
-		bMasked = false;
 		bHasCanvas = true;
-		bTranslucent = false;
+		aspectRatio = (float)width / height;
-		bNoExpand = true;
-		UseType = ETextureType::Wall;
 	}
 
 	void NeedUpdate() { bNeedsUpdate = true; }
@@ -501,6 +327,7 @@ protected:
 	bool bNeedsUpdate = true;
 public:
 	bool bFirstUpdate = true;
+	float aspectRatio;
 
 	friend struct FCanvasTextureInfo;
 };
@@ -514,7 +341,7 @@ public:
 	FWrapperTexture(int w, int h, int bits = 1);
 	IHardwareTexture *GetSystemTexture()
 	{
-		return SystemTextures.GetHardwareTexture(0, false);
+		return SystemTextures.GetHardwareTexture(0, 0);
 	}
 
 	int GetColorFormat() const
@@ -527,14 +354,19 @@ public:
 class FImageTexture : public FTexture
 {
 	FImageSource* mImage;
+	bool bNoRemap0 = false;
+protected:
+	void SetFromImage();
 public:
-	FImageTexture(FImageSource* image, const char* name = nullptr) noexcept;
+	FImageTexture(FImageSource* image) noexcept;
 	virtual TArray<uint8_t> Get8BitPixels(bool alphatex);
 
-	void SetImage(FImageSource* img)	// This is only for the multipatch texture builder!
+	void SetImage(FImageSource* img)
 	{
 		mImage = img;
+		SetFromImage();
 	}
+	void SetNoRemap0() { bNoRemap0 = true; }
 
 	FImageSource* GetImage() const override { return mImage; }
 	FBitmap GetBgraBitmap(const PalEntry* p, int* trans) override;
@@ -542,24 +374,8 @@ public:
 
 };
 
-struct FTexCoordInfo
-{
-	int mRenderWidth;
-	int mRenderHeight;
-	int mWidth;
-	FVector2 mScale;
-	FVector2 mTempScale;
-	bool mWorldPanning;
-
-	float FloatToTexU(float v) const { return v / mRenderWidth; }
-	float FloatToTexV(float v) const { return v / mRenderHeight; }
-	float RowOffset(float ofs) const;
-	float TextureOffset(float ofs) const;
-	float TextureAdjustWidth() const;
-	void GetFromTexture(FTexture *tex, float x, float y, bool forceworldpanning);
-};
-
 
+#include "gametexture.h"
 #endif
 
 

source/core/console/c_console.cpp

@@ -86,7 +86,7 @@ static bool TabbedList;		// True if tab list was shown
 CVAR(Bool, con_notablist, false, CVAR_ARCHIVE)
 
 
-static FTexture* conback;
+static FGameTexture* conback;
 static uint32_t conshade;
 static bool conline;
 

source/core/menu/listmenu.cpp

@@ -316,7 +316,7 @@ bool FListMenuItem::Selectable()
 	return false;
 }
 
-void FListMenuItem::DrawSelector(int xofs, int yofs, FTexture *tex)
+void FListMenuItem::DrawSelector(int xofs, int yofs, FGameTexture *tex)
 {
 	if (!tex)
 	{
@@ -399,7 +399,7 @@ int FListMenuItem::GetWidth()
 //
 //=============================================================================
 
-FListMenuItemStaticPatch::FListMenuItemStaticPatch(int x, int y, FTexture *patch, bool centered)
+FListMenuItemStaticPatch::FListMenuItemStaticPatch(int x, int y, FGameTexture *patch, bool centered)
 : FListMenuItem(x, y)
 {
 	mTexture = patch;
@@ -414,7 +414,7 @@ void FListMenuItemStaticPatch::Drawer(DListMenu* menu, const DVector2& origin, b
 	}
 
 	int x = mXpos;
-	FTexture *tex = mTexture;
+	FGameTexture *tex = mTexture;
 	if (mYpos >= 0)
 	{
 		if (mCentered) x -= tex->GetDisplayWidth()/2;
@@ -631,7 +631,7 @@ int FListMenuItemNativeText::GetWidth()
 //
 //=============================================================================
 
-FListMenuItemPatch::FListMenuItemPatch(int x, int y, int height, int hotkey, FTexture *patch, FName child, int param)
+FListMenuItemPatch::FListMenuItemPatch(int x, int y, int height, int hotkey, FGameTexture *patch, FName child, int param)
 : FListMenuItemSelectable(x, y, height, child, param)
 {
 	mHotkey = hotkey;

source/core/menu/menu.cpp

@@ -270,7 +270,7 @@ bool DMenu::MouseEventBack(int type, int x, int y)
 		auto texid = TexMan.CheckForTexture("engine/graphics/m_back.png", ETextureType::Any);
 		if (texid.isValid())
 		{
-			auto tex = TexMan.GetTexture(texid);
+			auto tex = TexMan.GetGameTexture(texid);
 			if (m_show_backbutton&1) x -= screen->GetWidth() - tex->GetDisplayWidth() * CleanXfac;
 			if (m_show_backbutton&2) y -= screen->GetHeight() - tex->GetDisplayHeight() * CleanYfac;
 			mBackbuttonSelected = ( x >= 0 && x < tex->GetDisplayWidth() * CleanXfac &&
@@ -327,7 +327,7 @@ void DMenu::Drawer ()
 		auto texid = TexMan.CheckForTexture("engine/graphics/m_back.png", ETextureType::Any);
 		if (texid.isValid())
 		{
-			auto tex = TexMan.GetTexture(texid);
+			auto tex = TexMan.GetGameTexture(texid);
 			int w = tex->GetDisplayWidth() * CleanXfac;
 			int h = tex->GetDisplayHeight() * CleanYfac;
 			int x = (!(m_show_backbutton & 1)) ? 0 : screen->GetWidth() - w;

source/core/menu/menu.h

@@ -107,7 +107,7 @@ enum EMenuSounds : int
 EXTERN_CVAR(Bool, menu_sounds)
 
 struct event_t;
-class FTexture;
+class FGameTexture;
 class FFont;
 enum EColorRange : int;
 class FPlayerClass;
@@ -196,7 +196,7 @@ struct FListMenuDescriptor : public FMenuDescriptor
 	int mSelectedItem;
 	int mSelectOfsX;
 	int mSelectOfsY;
-	FTexture *mSelector;
+	FGameTexture *mSelector;
 	int mDisplayTop;
 	int mXpos, mYpos, mYbotton;
 	int mWLeft, mWRight;
@@ -401,7 +401,7 @@ public:
 	virtual bool MouseEvent(int type, int x, int y);
 	virtual bool CheckHotkey(int c);
 	virtual int GetWidth();
-	virtual void DrawSelector(int xofs, int yofs, FTexture *tex);
+	virtual void DrawSelector(int xofs, int yofs, FGameTexture *tex);
 	void OffsetPositionY(int ydelta) { mYpos += ydelta; }
 	int GetY() { return mYpos; }
 	int GetX() { return mXpos; }
@@ -414,11 +414,11 @@ public:
 class FListMenuItemStaticPatch : public FListMenuItem
 {
 protected:
-	FTexture *mTexture;
+	FGameTexture *mTexture;
 	bool mCentered;
 
 public:
-	FListMenuItemStaticPatch(int x, int y, FTexture *patch, bool centered);
+	FListMenuItemStaticPatch(int x, int y, FGameTexture *patch, bool centered);
 	void Drawer(DListMenu* menu, const DVector2& origin, bool selected);
 };
 
@@ -496,15 +496,15 @@ public:
 	~FListMenuItemNativeText();
 	void Drawer(DListMenu* menu, const DVector2& origin, bool selected) override;
 	int GetWidth() override;
-	void DrawSelector(int xofs, int yofs, FTexture* tex) override { } // The text drawer handles this itself.
+	void DrawSelector(int xofs, int yofs, FGameTexture* tex) override { } // The text drawer handles this itself.
 };
 
 
 class FListMenuItemPatch : public FListMenuItemSelectable
 {
-	FTexture* mTexture;
+	FGameTexture* mTexture;
 public:
-	FListMenuItemPatch(int x, int y, int height, int hotkey, FTexture* patch, FName child, int param = 0);
+	FListMenuItemPatch(int x, int y, int height, int hotkey, FGameTexture* patch, FName child, int param = 0);
 	void Drawer(DListMenu* menu, const DVector2& origin, bool selected) override;
 	int GetWidth() override;
 };
@@ -806,7 +806,7 @@ private:
 	int LastSaved = -1;
 	int LastAccessed = -1;
 	TArray<char> SavePicData;
-	FTexture *SavePic = nullptr;
+	FGameTexture *SavePic = nullptr;
 
 public:
 	int WindowSize = 0;

source/core/menu/menudef.cpp

@@ -104,7 +104,7 @@ void M_DeinitMenus()
 	DefaultListMenuSettings.mItems.Clear();
 }
 
-static FTexture* GetMenuTexture(const char* const name)
+static FGameTexture* GetMenuTexture(const char* const name)
 {
 	auto texid = TexMan.CheckForTexture(name, ETextureType::Any);
 	if (!texid.isValid())
@@ -112,7 +112,7 @@ static FTexture* GetMenuTexture(const char* const name)
 		Printf("Missing menu texture: \"%s\"\n", name);
 	}
 
-	return TexMan.GetTexture(texid);
+	return TexMan.GetGameTexture(texid);
 }
 
 //=============================================================================
@@ -370,7 +370,7 @@ static void ParseListMenuBody(FScanner &sc, FListMenuDescriptor *desc)
 			int y = sc.Number;
 			sc.MustGetStringName(",");
 			sc.MustGetString();
-			FTexture* tex = GetMenuTexture(sc.String);
+			auto tex = GetMenuTexture(sc.String);
 
 			FListMenuItem *it = new FListMenuItemStaticPatch(x, y, tex, centered);
 			desc->mItems.Push(it);
@@ -401,7 +401,7 @@ static void ParseListMenuBody(FScanner &sc, FListMenuDescriptor *desc)
 		else if (sc.Compare("PatchItem"))
 		{
 			sc.MustGetString();
-			FTexture* tex = GetMenuTexture(sc.String);
+			auto tex = GetMenuTexture(sc.String);
 			sc.MustGetStringName(",");
 			sc.MustGetString();
 			int hotkey = sc.String[0];

source/core/menu/menuinput.cpp

@@ -330,7 +330,7 @@ void DTextEnterMenu::Drawer ()
 				int width;
 				const int xx = x * cell_width - INPUTGRID_WIDTH * cell_width / 2 + screen->GetWidth() / 2;
 				const int ch = InputGridChars[y * INPUTGRID_WIDTH + x];
-				FTexture *pic = displayFont->GetChar(ch, CR_DARKGRAY, &width);
+				auto pic = displayFont->GetChar(ch, CR_DARKGRAY, &width);
 				EColorRange color;
 				int remap;
 

source/core/rendering/gl/renderer/gl_renderer.cpp

@@ -169,9 +169,9 @@ void FGLRenderer::EndOffscreen()
 //
 //===========================================================================
 
-void FGLRenderer::BindToFrameBuffer(FTexture *mat)
+void FGLRenderer::BindToFrameBuffer(FGameTexture *mat)
 {
-	auto pBaseLayer = mat->SystemTextures.GetHardwareTexture(0, false);
+	auto pBaseLayer = mat->GetTexture()->SystemTextures.GetHardwareTexture(0, false);
 	auto BaseLayer = pBaseLayer ? (::FHardwareTexture*)pBaseLayer : nullptr;
 
 	if (BaseLayer == nullptr)
@@ -179,7 +179,7 @@ void FGLRenderer::BindToFrameBuffer(FTexture *mat)
 		// must create the hardware texture first
 		BaseLayer = new ::FHardwareTexture;
 		BaseLayer->CreateTexture(mat->GetTexelWidth()*4, mat->GetTexelHeight()*4, ::FHardwareTexture::TrueColor, false);
-		mat->SystemTextures.AddHardwareTexture(0, false, BaseLayer);
+		mat->GetTexture()->SystemTextures.AddHardwareTexture(0, false, BaseLayer);
 	}
 	BaseLayer->BindToFrameBuffer(mat->GetTexelWidth()*4, mat->GetTexelHeight()*4);
 }

source/core/rendering/gl/renderer/gl_renderer.h

@@ -88,7 +88,7 @@ public:
 	bool StartOffscreen();
 	void EndOffscreen();
 
-	void BindToFrameBuffer(FTexture* tex);
+	void BindToFrameBuffer(FGameTexture* tex);
 
 private:
 

source/core/textures/buildtiles.cpp

@@ -108,7 +108,7 @@ TArray<uint8_t> FTileTexture::CreatePalettedPixels(int conversion)
 //
 //==========================================================================
 
-static FTexture* GetTileTexture(const char* name, const TArray<uint8_t>& backingstore, uint32_t offset, int width, int height)
+static FGameTexture* GetTileTexture(const char* name, const TArray<uint8_t>& backingstore, uint32_t offset, int width, int height)
 {
 	auto tex = new FArtTile(backingstore, offset, width, height);
 	auto p = &backingstore[offset];
@@ -122,7 +122,7 @@ static FTexture* GetTileTexture(const char* name, const TArray<uint8_t>& backing
 
 	if (tex)
 	{
-		return new FImageTexture(tex, name);
+		return MakeGameTexture(new FImageTexture(tex), name, ETextureType::Any);
 	}
 	return nullptr;
 }
@@ -130,7 +130,7 @@ static FTexture* GetTileTexture(const char* name, const TArray<uint8_t>& backing
 
 void BuildTiles::Init()
 {
-	Placeholder = TexMan.ByIndex(0);
+	Placeholder = TexMan.GameByIndex(0);
 	for (auto& tile : tiledata)
 	{
 		tile.texture = Placeholder;
@@ -138,6 +138,7 @@ void BuildTiles::Init()
 		tile.picanm = {};
 		tile.RotTile = { -1,-1 };
 		tile.replacement = ReplacementType::Art;
+		tile.NoBrightmapFlag.Zero();
 	}
 
 }
@@ -147,10 +148,10 @@ void BuildTiles::Init()
 //
 //==========================================================================
 
-void BuildTiles::AddTile(int tilenum, FTexture* tex, bool permap)
+void BuildTiles::AddTile(int tilenum, FGameTexture* tex, bool permap)
 {
 	assert(!tex->GetID().isValid());	// must not be added yet.
-	TexMan.AddTexture(tex);
+	TexMan.AddGameTexture(tex);
 	tiledata[tilenum].texture = tex;
 	if (!permap) tiledata[tilenum].backup = tex;
 }
@@ -300,12 +301,12 @@ void BuildTiles::InvalidateTile(int num)
 	if ((unsigned) num < MAXTILES)
 	{
 		auto tex = tiledata[num].texture;
-		tex->SystemTextures.Clean(true, true);
+		tex->GetTexture()->SystemTextures.Clean();
 		for (auto &rep : tiledata[num].Hightiles)
 		{
 			for (auto &reptex : rep.faces)
 			{
-				if (reptex) reptex->SystemTextures.Clean(true, true);
+				if (reptex) reptex->GetTexture()->SystemTextures.Clean();
 			}
 		}
 		tiledata[num].rawCache.data.Clear();
@@ -404,7 +405,7 @@ void BuildTiles::LoadArtSet(const char* filename)
 //
 //==========================================================================
 
-FTexture* BuildTiles::ValidateCustomTile(int tilenum, ReplacementType type)
+FGameTexture* BuildTiles::ValidateCustomTile(int tilenum, ReplacementType type)
 {
 	if (tilenum < 0 || tilenum >= MAXTILES) return nullptr;
 	auto &td = tiledata[tilenum];
@@ -435,15 +436,16 @@ FTexture* BuildTiles::ValidateCustomTile(int tilenum, ReplacementType type)
 		// All of these effects should probably be redone without actual texture hacking...
 		if (tile->GetTexelWidth() == 0 || tile->GetTexelHeight() == 0) return nullptr;	// The base must have a size for this to work.
 		// todo: invalidate hardware textures for tile.
-		replacement = new FImageTexture(new FRestorableTile(tile->GetImage()));
+		replacement = new FImageTexture(new FRestorableTile(tile->GetTexture()->GetImage()));
 	}
 	else if (type == ReplacementType::Canvas)
 	{
-		replacement = new FCanvasTexture("camera", 0, 0);
+		replacement = new FCanvasTexture(0, 0);
 	}
 	else return nullptr;
-	AddTile(tilenum, replacement);
+	auto reptex = MakeGameTexture(replacement, "", ETextureType::Any);
-	return replacement;
+	AddTile(tilenum, reptex);
+	return reptex;
 }
 
 //==========================================================================
@@ -470,7 +472,7 @@ uint8_t* BuildTiles::tileCreate(int tilenum, int width, int height)
 	if (width <= 0 || height <= 0) return nullptr;
 	auto tex = ValidateCustomTile(tilenum, ReplacementType::Writable);
 	if (tex == nullptr) return nullptr;
-	auto wtex = static_cast<FWritableTile*>(tex->GetImage());
+	auto wtex = static_cast<FWritableTile*>(tex->GetTexture()->GetImage());
 	if (!wtex->ResizeImage(width, height)) return nullptr;
 	tex->SetSize(width, height);
 	return wtex->GetRawData();
@@ -486,7 +488,7 @@ uint8_t* BuildTiles::tileCreate(int tilenum, int width, int height)
 uint8_t* BuildTiles::tileMakeWritable(int num)
 {
 	auto tex = ValidateCustomTile(num, ReplacementType::Restorable);
-	auto wtex = static_cast<FWritableTile*>(tex->GetImage());
+	auto wtex = static_cast<FWritableTile*>(tex->GetTexture()->GetImage());
 	return wtex ? wtex->GetRawData() : nullptr;
 }
 
@@ -499,7 +501,7 @@ uint8_t* BuildTiles::tileMakeWritable(int num)
 int32_t tileGetCRC32(int tileNum)
 {
 	if ((unsigned)tileNum >= (unsigned)MAXTILES) return 0;
-	auto tile = dynamic_cast<FArtTile*>(TileFiles.tiledata[tileNum].texture->GetImage());	// only consider original ART tiles.
+	auto tile = dynamic_cast<FArtTile*>(TileFiles.tiledata[tileNum].texture->GetTexture()->GetImage());	// only consider original ART tiles.
 	if (!tile) return 0;
 	auto pixels = tile->GetRawData();
 	if (!pixels) return 0;
@@ -541,7 +543,7 @@ int tileImportFromTexture(const char* fn, int tilenum, int alphacut, int istextu
 {
 	FTextureID texid = TexMan.CheckForTexture(fn, ETextureType::Any);
 	if (!texid.isValid()) return -1;
-	auto tex = TexMan.GetTexture(texid);
+	auto tex = TexMan.GetGameTexture(texid);
 	//tex->alphaThreshold = 255 - alphacut;
 
 	int32_t xsiz = tex->GetTexelWidth(), ysiz = tex->GetTexelHeight();
@@ -573,7 +575,7 @@ void tileCopy(int tile, int source, int pal, int xoffset, int yoffset, int flags
 	picanm_t* picanm = nullptr;
 	picanm_t* sourceanm = nullptr;
 	int srcxo, srcyo;
-	FTexture* tex;
+	FGameTexture* tex;
 
 	if (pal == -1 && tile == source)
 	{
@@ -594,7 +596,7 @@ void tileCopy(int tile, int source, int pal, int xoffset, int yoffset, int flags
 		srcxo = tex->GetTexelLeftOffset(0);
 		srcyo = tex->GetTexelTopOffset(0);
 
-		TArray<uint8_t> buffer = tex->Get8BitPixels(false);
+		TArray<uint8_t> buffer = tex->GetTexture()->Get8BitPixels(false);
 
 		if (pal != -1)
 		{
@@ -604,7 +606,7 @@ void tileCopy(int tile, int source, int pal, int xoffset, int yoffset, int flags
 				pixel = remap[pixel];
 			}
 		}
-		tex = new FImageTexture(new FLooseTile(buffer, tex->GetTexelWidth(), tex->GetTexelHeight()));
+		tex = MakeGameTexture(new FImageTexture(new FLooseTile(buffer, tex->GetTexelWidth(), tex->GetTexelHeight())), "", ETextureType::Any);
 		picanm = &TileFiles.tiledata[tile].picanm;
 		TileFiles.AddTile(tile, tex);
 	}
@@ -656,7 +658,7 @@ void artSetupMapArt(const char* filename)
 			auto texid = TexMan.CheckForTexture(name, ETextureType::Any);
 			if (texid.isValid())
 			{
-				TileFiles.tiledata[i].texture = TexMan.GetTexture(texid);
+				TileFiles.tiledata[i].texture = TexMan.GetGameTexture(texid);
 			}
 		}
 		return;
@@ -691,7 +693,7 @@ void artSetupMapArt(const char* filename)
 void tileDelete(int tile)
 {
 	TileFiles.TextureToTile.Remove(tileGetTexture(tile));
-	TileFiles.tiledata[tile].texture = TileFiles.tiledata[tile].backup = TexMan.ByIndex(0);
+	TileFiles.tiledata[tile].texture = TileFiles.tiledata[tile].backup = TexMan.GameByIndex(0);
 	vox_undefine(tile);
 	md_undefinetile(tile);
 	tileRemoveReplacement(tile);
@@ -723,7 +725,7 @@ void tileSetDummy(int tile, int width, int height)
 	}
 	else if (width > 0 && height > 0)
 	{
-		auto dtile = new FImageTexture(new FDummyTile(width, height));
+		auto dtile = MakeGameTexture(new FImageTexture(new FDummyTile(width, height)), "", ETextureType::Any);
 		TileFiles.AddTile(tile, dtile);
 	}
 }
@@ -760,7 +762,7 @@ int BuildTiles::tileCreateRotated(int tileNum)
 	if ((unsigned)tileNum >= MAXTILES) return tileNum;
 	auto tex = tileGetTexture(tileNum);
 	if (!tex || tex->GetTexelWidth() <= 0 || tex->GetTexelHeight() <= 0) return tileNum;
-	TArray<uint8_t> buffer = tex->Get8BitPixels(false);
+	TArray<uint8_t> buffer = tex->GetTexture()->Get8BitPixels(false);
 	TArray<uint8_t> dbuffer(tex->GetTexelWidth() * tex->GetTexelHeight(), true);
 
 	auto src = buffer.Data();
@@ -777,7 +779,7 @@ int BuildTiles::tileCreateRotated(int tileNum)
 			*(dst + y * width + xofs) = *(src + y + yofs);
 	}
 
-	auto dtex = new FImageTexture(new FLooseTile(dbuffer, tex->GetTexelHeight(), tex->GetTexelWidth()));
+	auto dtex = MakeGameTexture(new FImageTexture(new FLooseTile(dbuffer, tex->GetTexelHeight(), tex->GetTexelWidth())), "", ETextureType::Any);
 	int index = findUnusedTile();
 	bool mapart = TileFiles.tiledata[tileNum].texture != TileFiles.tiledata[tileNum].backup;
 	TileFiles.AddTile(index, dtex, mapart);
@@ -821,7 +823,7 @@ int tileSetHightileReplacement(int picnum, int palnum, const char* filename, flo
 		return -1;
 	}
 
-	replace.faces[0] = TexMan.GetTexture(texid);
+	replace.faces[0] = TexMan.GetGameTexture(texid);
 	if (replace.faces[0] == nullptr)
     replace.alphacut = min(alphacut,1.f);
 	replace.scale = { xscale, yscale };
@@ -861,7 +863,7 @@ int tileSetSkybox(int picnum, int palnum, const char **facenames, int flags )
 			Printf("%s: Skybox image for tile %d does not exist or is invalid\n", *facenames, picnum);
 			return -1;
 		}
-		face = TexMan.GetTexture(texid);
+		face = TexMan.GetGameTexture(texid);
 	}
     replace.flags = flags;
 	replace.palnum = (uint16_t)palnum;

source/core/textures/buildtiles.h

@@ -62,7 +62,7 @@ struct rottile_t
 
 struct HightileReplacement
 {
-	FTexture* faces[6]; // only one gets used by a texture, the other 5 are for skyboxes only
+	FGameTexture* faces[6]; // only one gets used by a texture, the other 5 are for skyboxes only
 	vec2f_t scale;
 	float alphacut, specpower, specfactor;
 	uint16_t palnum, flags;
@@ -257,23 +257,24 @@ struct RawCacheNode
 
 struct TileDesc
 {
-	FTexture* texture;	// the currently active tile
+	FGameTexture* texture;	// the currently active tile
-	FTexture* backup;	// original backup for map tiles
+	FGameTexture* backup;	// original backup for map tiles
 	RawCacheNode rawCache;	// this is needed for hitscan testing to avoid reloading the texture each time.
 	picanm_t picanm;		// animation descriptor
 	picanm_t picanmbackup;	// animation descriptor backup when using map tiles
 	rottile_t RotTile;// = { -1,-1 };
 	TArray<HightileReplacement> Hightiles;
 	ReplacementType replacement;
+	FixedBitArray<256> NoBrightmapFlag;
 };
 
 struct BuildTiles
 {
-	FTexture* Placeholder;
+	FGameTexture* Placeholder;
 	TDeletingArray<BuildArtFile*> ArtFiles;
 	TileDesc tiledata[MAXTILES];
 	TArray<FString> addedArt;
-	TMap<FTexture*, int> TextureToTile;
+	TMap<FGameTexture*, int> TextureToTile;
 	TArray<FString> maptilesadded;
 
 	void Init(); // This cannot be a constructor because it needs the texture manager running.
@@ -284,7 +285,7 @@ struct BuildTiles
 
 	void CloseAll();
 
-	void AddTile(int tilenum, FTexture* tex, bool permap = false);
+	void AddTile(int tilenum, FGameTexture* tex, bool permap = false);
 
 	void AddTiles(int firsttile, TArray<uint8_t>& store, const char* mapname);
 
@@ -302,7 +303,7 @@ struct BuildTiles
 	{
 		addedArt = std::move(art);
 	}
-	int GetTileIndex(FTexture* tex)
+	int GetTileIndex(FGameTexture* tex)
 	{
 		auto p = TextureToTile.CheckKey(tex);
 		return p ? *p : -1;
@@ -317,14 +318,12 @@ struct BuildTiles
 		}
 
 	}
-	FTexture* ValidateCustomTile(int tilenum, ReplacementType type);
+	FGameTexture* ValidateCustomTile(int tilenum, ReplacementType type);
 	int32_t artLoadFiles(const char* filename);
 	uint8_t* tileMakeWritable(int num);
 	uint8_t* tileCreate(int tilenum, int width, int height);
-	void tileSetExternal(int tilenum, int width, int height, uint8_t* data);
 	int findUnusedTile(void);
 	int tileCreateRotated(int owner);
-	void ClearTextureCache(bool artonly = false);
 	void InvalidateTile(int num);
 	void MakeCanvas(int tilenum, int width, int height);
 	HightileReplacement* FindReplacement(int picnum, int palnum, bool skybox = false);
@@ -367,7 +366,7 @@ inline const uint8_t* tilePtr(int num)
 	{
 		auto tex = TileFiles.tiledata[num].texture;
 		if (!tex || tex->GetTexelWidth() <= 0 || tex->GetTexelHeight() <= 0) return nullptr;
-		TileFiles.tiledata[num].rawCache.data = std::move(tex->Get8BitPixels(false));
+		TileFiles.tiledata[num].rawCache.data = std::move(tex->GetTexture()->Get8BitPixels(false));
 	}
 	TileFiles.tiledata[num].rawCache.lastUseTime = I_nsTime();
 	return TileFiles.tiledata[num].rawCache.data.Data();
@@ -381,7 +380,7 @@ inline bool tileLoad(int tileNum)
 inline uint8_t* tileData(int num)
 {
 	auto tex = TileFiles.tiledata[num].texture;
-	auto p = dynamic_cast<FWritableTile*>(tex);
+	auto p = dynamic_cast<FWritableTile*>(tex->GetTexture());
 	return p ? p->GetRawData() : nullptr;
 }
 
@@ -464,7 +463,7 @@ inline void tileInvalidate(int tilenume, int32_t, int32_t)
 	TileFiles.InvalidateTile(tilenume);
 }
 
-inline FTexture* tileGetTexture(int tile)
+inline FGameTexture* tileGetTexture(int tile)
 {
 	assert(tile < MAXTILES);
 	return TileFiles.tiledata[tile].texture;

source/glbackend/gl_texture.cpp

@@ -66,11 +66,11 @@ void FlipNonSquareBlock(T* dst, const T* src, int x, int y, int srcpitch)
 //
 //===========================================================================
 
-FHardwareTexture* GLInstance::CreateIndexedTexture(FTexture* tex)
+FHardwareTexture* GLInstance::CreateIndexedTexture(FGameTexture* tex)
 {
 	vec2_t siz = { tex->GetTexelWidth(), tex->GetTexelHeight() };
 
-	auto store = tex->Get8BitPixels(false);
+	auto store = tex->GetTexture()->Get8BitPixels(false);
 	const uint8_t* p = store.Data();
 
 	auto glpic = GLInterface.NewTexture();
@@ -88,9 +88,9 @@ FHardwareTexture* GLInstance::CreateIndexedTexture(FTexture* tex)
 //
 //===========================================================================
 
-FHardwareTexture* GLInstance::CreateTrueColorTexture(FTexture* tex, int palid, bool checkfulltransparency, bool rgb8bit)
+FHardwareTexture* GLInstance::CreateTrueColorTexture(FGameTexture* tex, int palid, bool checkfulltransparency, bool rgb8bit)
 {
-	auto texbuffer = tex->CreateTexBuffer(palid, checkfulltransparency? 0: CTF_ProcessData);
+	auto texbuffer = tex->GetTexture()->CreateTexBuffer(palid, checkfulltransparency? 0: CTF_ProcessData);
 	// Check if the texture is fully transparent. When creating a brightmap such textures can be discarded.
 	if (checkfulltransparency)
 	{
@@ -122,21 +122,21 @@ FHardwareTexture* GLInstance::CreateTrueColorTexture(FTexture* tex, int palid, b
 //
 //===========================================================================
 
-FHardwareTexture* GLInstance::LoadTexture(FTexture* tex, int textype, int palid)
+FHardwareTexture* GLInstance::LoadTexture(FGameTexture* tex, int textype, int palid)
 {
 	if (textype == TT_INDEXED) palid = -1;
-	auto phwtex = tex->SystemTextures.GetHardwareTexture(palid, false);
+	auto phwtex = tex->GetTexture()->SystemTextures.GetHardwareTexture(palid, false);
 	if (phwtex) return (FHardwareTexture*)phwtex;
 
 	FHardwareTexture *hwtex = nullptr;
 	if (textype == TT_INDEXED)
 		hwtex = CreateIndexedTexture(tex);
-	else if (tex->GetUseType() != ETextureType::Canvas)
+	else if (!tex->GetTexture()->isHardwareCanvas())
 		hwtex = CreateTrueColorTexture(tex, textype == TT_HICREPLACE? -1 : palid, textype == TT_BRIGHTMAP, textype == TT_BRIGHTMAP);
 	else
 		hwtex = nullptr;
 	
-	if (hwtex) tex->SystemTextures.AddHardwareTexture(palid, false, hwtex);
+	if (hwtex) tex->GetTexture()->SystemTextures.AddHardwareTexture(palid, false, hwtex);
 	return hwtex;
 }
 
@@ -148,7 +148,7 @@ FHardwareTexture* GLInstance::LoadTexture(FTexture* tex, int textype, int palid)
 
 struct TexturePick
 {
-	FTexture* texture;		// which texture to use
+	FGameTexture* texture;		// which texture to use
 	int translation;		// which translation table to use
 	int tintFlags;			// which shader tinting options to use
 	PalEntry tintColor;		// Tint color
@@ -165,7 +165,7 @@ TexturePick PickTexture(int tilenum, int basepal, int palette)
 	auto tex = TileFiles.tiles[tilenum];
 	auto rep = (hw_hightile && !(h.f & HICTINT_ALWAYSUSEART)) ? TileFiles.FindReplacement(tilenum, usepalswap) : nullptr;
 	// Canvas textures must be treated like hightile replacements in the following code.
-	bool truecolor = rep || tex->GetUseType() == FTexture::Canvas;
+	bool truecolor = rep || tex->GetUseType() == FGameTexture::Canvas;
 	bool applytint = false;
 	if (truecolor)
 	{
@@ -203,7 +203,7 @@ TexturePick PickTexture(int tilenum, int basepal, int palette)
 }
 #endif
 
-bool GLInstance::SetTextureInternal(int picnum, FTexture* tex, int palette, int method, int sampleroverride, FTexture *det, float detscale, FTexture *glow)
+bool GLInstance::SetTextureInternal(int picnum, FGameTexture* tex, int palette, int method, int sampleroverride, FGameTexture *det, float detscale, FGameTexture *glow)
 {
 	if (tex->GetTexelWidth() <= 0 || tex->GetTexelHeight() <= 0) return false;
 	int usepalette = fixpalette >= 0 ? fixpalette : curbasepal;
@@ -225,7 +225,7 @@ bool GLInstance::SetTextureInternal(int picnum, FTexture* tex, int palette, int
 	// Canvas textures must be treated like hightile replacements in the following code.
 	if (picnum < 0) picnum = TileFiles.GetTileIndex(tex);	// Allow getting replacements also when the texture is not passed by its tile number.
 	auto rep = (picnum >= 0 && hw_hightile && !(h.f & HICTINT_ALWAYSUSEART)) ? TileFiles.FindReplacement(picnum, palette) : nullptr;
-	if (rep || tex->GetUseType() == ETextureType::Canvas)
+	if (rep || tex->GetTexture()->isHardwareCanvas())
 	{
 		if (usepalette != 0)
 		{
@@ -338,7 +338,7 @@ bool GLInstance::SetTextureInternal(int picnum, FTexture* tex, int palette, int
 			}
 		}
 #if 1
-		if (picnum > -1 && !(TileFiles.tiledata[picnum].picanm.sf & PICANM_NOFULLBRIGHT_BIT) && !(globalflags & GLOBAL_NO_GL_FULLBRIGHT) && !tex->NoBrightmapFlag[usepalswap])
+		if (picnum > -1 && !(TileFiles.tiledata[picnum].picanm.sf & PICANM_NOFULLBRIGHT_BIT) && !(globalflags & GLOBAL_NO_GL_FULLBRIGHT) && !TileFiles.tiledata[picnum].NoBrightmapFlag[usepalswap])
 		{
 			if (TextureType == TT_HICREPLACE)
 			{
@@ -364,7 +364,7 @@ bool GLInstance::SetTextureInternal(int picnum, FTexture* tex, int palette, int
 					if (htex == nullptr)
 					{
 						// Flag the texture as not being brightmapped for the given palette
-						tex->NoBrightmapFlag.Set(usepalswap);
+						TileFiles.tiledata[picnum].NoBrightmapFlag.Set(usepalswap);
 					}
 					else
 					{
@@ -400,7 +400,7 @@ bool GLInstance::SetTextureInternal(int picnum, FTexture* tex, int palette, int
 //
 //===========================================================================
 
-bool GLInstance::SetNamedTexture(FTexture* tex, int palette, int sampler)
+bool GLInstance::SetNamedTexture(FGameTexture* tex, int palette, int sampler)
 {
 	auto mtex = LoadTexture(tex, palette>= 0? TT_TRUECOLOR : TT_HICREPLACE, palette);
 	if (!mtex) return false;
@@ -417,11 +417,6 @@ int PalCheck(int tex)
 	return tex;
 }
 
-void DeleteSoftwareTexture(FSoftwareTexture *)
-{
-
-}
-
 void InitBuildTiles()
 {
 

source/glbackend/glbackend.h

@@ -14,7 +14,7 @@ class FSamplerManager;
 class FShader;
 class PolymostShader;
 class SurfaceShader;
-class FTexture;
+class FGameTexture;
 class GLInstance;
 class F2DDrawer;
 struct palette_t;
@@ -115,7 +115,7 @@ class GLInstance
 	PaletteManager palmanager;
 	int lastPalswapIndex = -1;
 	FHardwareTexture* texv;
-	FTexture* currentTexture = nullptr;
+	FGameTexture* currentTexture = nullptr;
 	int TextureType;
 	int MatrixChange = 0;
 
@@ -474,19 +474,19 @@ public:
 		renderState.AlphaThreshold = al;
 	}
 
-	FHardwareTexture* CreateIndexedTexture(FTexture* tex);
+	FHardwareTexture* CreateIndexedTexture(FGameTexture* tex);
-	FHardwareTexture* CreateTrueColorTexture(FTexture* tex, int palid, bool checkfulltransparency = false, bool rgb8bit = false);
+	FHardwareTexture* CreateTrueColorTexture(FGameTexture* tex, int palid, bool checkfulltransparency = false, bool rgb8bit = false);
-	FHardwareTexture *LoadTexture(FTexture* tex, int texturetype, int palid);
+	FHardwareTexture *LoadTexture(FGameTexture* tex, int texturetype, int palid);
-	bool SetTextureInternal(int globalpicnum, FTexture* tex, int palette, int method, int sampleroverride,  FTexture *det, float detscale, FTexture *glow);
+	bool SetTextureInternal(int globalpicnum, FGameTexture* tex, int palette, int method, int sampleroverride,  FGameTexture *det, float detscale, FGameTexture *glow);
 
-	bool SetNamedTexture(FTexture* tex, int palette, int sampleroverride);
+	bool SetNamedTexture(FGameTexture* tex, int palette, int sampleroverride);
 
-	bool SetTexture(int globalpicnum, FTexture* tex, int palette, int method, int sampleroverride)
+	bool SetTexture(int globalpicnum, FGameTexture* tex, int palette, int method, int sampleroverride)
 	{
 		return SetTextureInternal(globalpicnum, tex, palette, method, sampleroverride, nullptr, 1, nullptr);
 	}
 
-	bool SetModelTexture(FTexture *tex, int palette, FTexture *det, float detscale, FTexture *glow)
+	bool SetModelTexture(FGameTexture *tex, int palette, FGameTexture *det, float detscale, FGameTexture *glow)
 	{
 		return SetTextureInternal(-1, tex, palette, 8/*DAMETH_MODEL*/, -1, det, detscale, glow);
 	}

source/platform/posix/i_system.h

@@ -63,8 +63,8 @@ TArray<FString> I_GetGogPaths();
 // The ini could not be saved at exit
 bool I_WriteIniFailed ();
 
-class FTexture;
+class FGameTexture;
-bool I_SetCursor(FTexture *);
+bool I_SetCursor(FGameTexture *);
 
 static inline char *strlwr(char *str)
 {

source/platform/posix/sdl/i_gui.cpp

@@ -38,14 +38,14 @@
 #include "bitmap.h"
 #include "textures.h"
 
-bool I_SetCursor(FTexture *cursorpic)
+bool I_SetCursor(FGameTexture *cursorpic)
 {
 	static SDL_Cursor *cursor;
 	static SDL_Surface *cursorSurface;
 
 	if (cursorpic != NULL)
 	{
-		auto src = cursorpic->GetBgraBitmap(nullptr);
+		auto src = cursorpic->GetTexture()->GetBgraBitmap(nullptr);
 		// Must be no larger than 32x32.
 		if (src.GetWidth() > 32 || src.GetHeight() > 32)
 		{

source/platform/win32/i_system.cpp

@@ -646,13 +646,13 @@ int I_PickIWad(WadStuff *wads, int numwads, bool showwin, int defaultiwad)
 //
 //==========================================================================
 
-bool I_SetCursor(FTexture *cursorpic)
+bool I_SetCursor(FGameTexture *cursorpic)
 {
 	HCURSOR cursor;
 
 	if (cursorpic != NULL)
 	{
-		auto image = cursorpic->GetBgraBitmap(nullptr);
+		auto image = cursorpic->GetTexture()->GetBgraBitmap(nullptr);
 		// Must be no larger than 32x32. (is this still necessary?
 		if (image.GetWidth() > 32 || image.GetHeight() > 32)
 		{

source/platform/win32/i_system.h

@@ -62,8 +62,8 @@ void I_Quit (void);
 void I_Tactile (int on, int off, int total);
 
 // Set the mouse cursor. The texture must be 32x32.
-class FTexture;
+class FGameTexture;
-bool I_SetCursor(FTexture *cursor);
+bool I_SetCursor(FGameTexture *cursor);
 
 // Repaint the pre-game console
 void I_PaintConsole (void);