- split GLWall::PutWall in two.

src/gl/compatibility/gl_20.cpp

@@ -534,32 +534,32 @@ static bool gl_CheckFog(FColormap *cm, int lightlevel)
 //
 //==========================================================================
 
-bool GLWall::PutWallCompat(int passflag)
+bool FDrawInfo::PutWallCompat(GLWall *wall, int passflag)
 {
 	static int list_indices[2][2] =
 	{ { GLLDL_WALLS_PLAIN, GLLDL_WALLS_FOG },{ GLLDL_WALLS_MASKED, GLLDL_WALLS_FOGMASKED } };
 
 	// are lights possible?
-	if (mDrawer->FixedColormap != CM_DEFAULT || !gl_lights || seg->sidedef == nullptr || type == RENDERWALL_M2SNF || !gltexture) return false;
+	if (mDrawer->FixedColormap != CM_DEFAULT || !gl_lights || wall->seg->sidedef == nullptr || wall->type == RENDERWALL_M2SNF || !wall->gltexture) return false;
 
 	// multipassing these is problematic.
-	if ((flags&GLWF_SKYHACK && type == RENDERWALL_M2S)) return false;
+	if ((wall->flags & GLWall::GLWF_SKYHACK && wall->type == RENDERWALL_M2S)) return false;
 
 	// Any lights affecting this wall?
-	if (!(seg->sidedef->Flags & WALLF_POLYOBJ))
+	if (!(wall->seg->sidedef->Flags & WALLF_POLYOBJ))
 	{
-		if (seg->sidedef->lighthead == nullptr) return false;
+		if (wall->seg->sidedef->lighthead == nullptr) return false;
 	}
-	else if (sub)
+	else if (wall->sub)
 	{
-		if (sub->lighthead == nullptr) return false;
+		if (wall->sub->lighthead == nullptr) return false;
 	}
 
-	bool foggy = gl_CheckFog(&Colormap, lightlevel) || (level.flags&LEVEL_HASFADETABLE) || gl_lights_additive;
+	bool foggy = gl_CheckFog(&wall->Colormap, wall->lightlevel) || (level.flags&LEVEL_HASFADETABLE) || gl_lights_additive;
-	bool masked = passflag == 2 && gltexture->isMasked();
+	bool masked = passflag == 2 && wall->gltexture->isMasked();
 
 	int list = list_indices[masked][foggy];
-	gl_drawinfo->dldrawlists[list].AddWall(this);
+	dldrawlists[list].AddWall(wall);
 	return true;
 
 }

src/gl/scene/gl_drawinfo.h

@@ -236,6 +236,9 @@ struct FDrawInfo
 	~FDrawInfo();
 	void ClearBuffers();
 
+	void AddWall(GLWall *wall);
+	bool PutWallCompat(GLWall *wall, int passflag);	// Legacy GL only.
+
 	bool DoOneSectorUpper(subsector_t * subsec, float planez);
 	bool DoOneSectorLower(subsector_t * subsec, float planez);
 	bool DoFakeBridge(subsector_t * subsec, float planez);

src/gl/scene/gl_wall.h

@@ -106,10 +106,13 @@ struct GLSectorPlane
 	}
 };
 
+class FDrawInfo;
 
 class GLWall
 {
+	friend class FDrawInfo;
 public:
+	static const char passflag[];
 
 	enum
 	{
@@ -120,6 +123,7 @@ public:
 		GLWF_NOSPLITUPPER=16,
 		GLWF_NOSPLITLOWER=32,
 		GLWF_NOSPLIT=64,
+		GLWF_TRANSLUCENT = 128
 	};
 
 	enum
@@ -142,19 +146,20 @@ public:
 	friend class GLPortal;
 
 	GLSceneDrawer *mDrawer;
-	GLSeg glseg;
 	vertex_t * vertexes[2];				// required for polygon splitting
+	FMaterial *gltexture;
+	TArray<lightlist_t> *lightlist;
+
+	GLSeg glseg;
 	float ztop[2],zbottom[2];
 	texcoord tcs[4];
 	float alpha;
-	FMaterial *gltexture;
 
 	FColormap Colormap;
 	ERenderStyle RenderStyle;
 	
 	float ViewDistance;
 
-	TArray<lightlist_t> *lightlist;
 	int lightlevel;
 	uint8_t type;
 	uint8_t flags;

src/gl/scene/gl_walls.cpp

@@ -46,16 +46,44 @@
 #include "gl/shaders/gl_shader.h"
 
 
-//==========================================================================
+void FDrawInfo::AddWall(GLWall *wall)
-//
-// 
-//
-//==========================================================================
-void GLWall::PutWall(bool translucent)
 {
+	bool translucent = !!(wall->flags & GLWall::GLWF_TRANSLUCENT);
 	int list;
 
-	static char passflag[] = {
+	if (translucent) // translucent walls
+	{
+		wall->ViewDistance = (r_viewpoint.Pos - (wall->seg->linedef->v1->fPos() + wall->seg->linedef->Delta() / 2)).XY().LengthSquared();
+		if (gl.buffermethod == BM_DEFERRED) wall->MakeVertices(true);
+		drawlists[GLDL_TRANSLUCENT].AddWall(wall);
+	}
+	else
+	{
+		if (gl.legacyMode)
+		{
+			if (PutWallCompat(wall, GLWall::passflag[wall->type])) return;
+		}
+
+		bool masked;
+
+		masked = GLWall::passflag[wall->type] == 1 ? false : (wall->gltexture && wall->gltexture->isMasked());
+
+		if ((wall->flags & GLWall::GLWF_SKYHACK && wall->type == RENDERWALL_M2S))
+		{
+			list = GLDL_MASKEDWALLSOFS;
+		}
+		else
+		{
+			list = masked ? GLDL_MASKEDWALLS : GLDL_PLAINWALLS;
+		}
+		if (gl.buffermethod == BM_DEFERRED) wall->MakeVertices(false);
+		drawlists[list].AddWall(wall);
+
+	}
+}
+
+
+const char GLWall::passflag[] = {
 	0,		//RENDERWALL_NONE,             
 	1,		//RENDERWALL_TOP,              // unmasked
 	1,		//RENDERWALL_M1S,              // unmasked
@@ -66,13 +94,20 @@ void GLWall::PutWall(bool translucent)
 	2,		//RENDERWALL_M2SNF,            // depends on render and texture settings, no fog, used on mid texture lines with a fog boundary.
 	3,		//RENDERWALL_COLOR,            // translucent
 	2,		//RENDERWALL_FFBLOCK           // depends on render and texture settings
-	};
+};
-
 
+//==========================================================================
+//
+// 
+//
+//==========================================================================
+void GLWall::PutWall(bool translucent)
+{
 	if (gltexture && gltexture->tex->GetTranslucency() && passflag[type] == 2)
 	{
 		translucent = true;
 	}
+	if (translucent) flags |= GLWF_TRANSLUCENT;
 
 	if (mDrawer->FixedColormap)
 	{
@@ -81,36 +116,7 @@ void GLWall::PutWall(bool translucent)
 		Colormap.Clear();
 	}
 	if (mDrawer->isFullbright(Colormap.LightColor, lightlevel)) flags &= ~GLWF_GLOW;
-
+	gl_drawinfo->AddWall(this);
-	if (translucent) // translucent walls
-	{
-		ViewDistance = (r_viewpoint.Pos - (seg->linedef->v1->fPos() + seg->linedef->Delta() / 2)).XY().LengthSquared();
-		if (gl.buffermethod == BM_DEFERRED) MakeVertices(true);
-		gl_drawinfo->drawlists[GLDL_TRANSLUCENT].AddWall(this);
-	}
-	else
-	{
-		if (gl.legacyMode && !translucent)
-		{
-			if (PutWallCompat(passflag[type])) return;
-		}
-
-		bool masked;
-
-		masked = passflag[type] == 1 ? false : (gltexture && gltexture->isMasked());
-
-		if ((flags&GLWF_SKYHACK && type == RENDERWALL_M2S))
-		{
-			list = GLDL_MASKEDWALLSOFS;
-		}
-		else
-		{
-			list = masked ? GLDL_MASKEDWALLS : GLDL_PLAINWALLS;
-		}
-		if (gl.buffermethod == BM_DEFERRED) MakeVertices(false);
-		gl_drawinfo->drawlists[list].AddWall(this);
-
-	}
 	lightlist = NULL;
 	vertcount = 0;	// make sure that following parts of the same linedef do not get this one's vertex info.
 }