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Add missing segment clipping clamps for decals, sprites and wall sprites

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This commit is contained in:
Magnus Norddahl 2020-03-11 02:18:43 +01:00
parent 9daec9dc46
commit 920b322d72
5 changed files with 17 additions and 15 deletions
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10
src/rendering/swrenderer/things/r_decal.cpp
View file

@ -218,14 +218,6 @@ namespace swrenderer
}
}
// Clip sprite to drawseg
x1 = MAX<int>(clipper->x1, x1);
x2 = MIN<int>(clipper->x2, x2);
if (x1 >= x2)
{
return;
}
// Prepare lighting
ProjectedWallLight light;
light.SetColormap(lightsector, curline);
@ -250,7 +242,7 @@ namespace swrenderer
if (visible)
{
thread->PrepareTexture(WallSpriteTile, decal->RenderStyle);
drawerargs.DrawMasked(thread, zpos + WallSpriteTile->GetTopOffset(0) * decal->ScaleY, decal->ScaleY, decal->RenderFlags & RF_XFLIP, decal->RenderFlags & RF_YFLIP, WallC, light, WallSpriteTile, mfloorclip, mceilingclip, decal->RenderStyle);
drawerargs.DrawMasked(thread, zpos + WallSpriteTile->GetTopOffset(0) * decal->ScaleY, decal->ScaleY, decal->RenderFlags & RF_XFLIP, decal->RenderFlags & RF_YFLIP, WallC, clipper->x1, clipper->x2, light, WallSpriteTile, mfloorclip, mceilingclip, decal->RenderStyle);
}
// If this sprite is RF_CLIPFULL on a two-sided line, needrepeat will

2
src/rendering/swrenderer/things/r_sprite.cpp
View file

@ -274,7 +274,7 @@ namespace swrenderer
mlight.SetSpriteLight();
drawerargs.SetBaseColormap(Light.BaseColormap);
drawerargs.DrawMasked(thread, gzt - floorclip, SpriteScale, renderflags & RF_XFLIP, renderflags & RF_YFLIP, wallc, mlight, pic, portalfloorclip, mceilingclip, RenderStyle);
drawerargs.DrawMasked(thread, gzt - floorclip, SpriteScale, renderflags & RF_XFLIP, renderflags & RF_YFLIP, wallc, x1, x2, mlight, pic, portalfloorclip, mceilingclip, RenderStyle);
}
}
}

2
src/rendering/swrenderer/things/r_wallsprite.cpp
View file

@ -199,6 +199,6 @@ namespace swrenderer
}
drawerargs.SetBaseColormap(spr->Light.BaseColormap);
drawerargs.DrawMasked(thread, spr->gzt, spr->yscale, spr->renderflags & RF_XFLIP, spr->renderflags & RF_YFLIP, spr->wallc, mlight, WallSpriteTile, floorclip, mceilingclip, spr->RenderStyle);
drawerargs.DrawMasked(thread, spr->gzt, spr->yscale, spr->renderflags & RF_XFLIP, spr->renderflags & RF_YFLIP, spr->wallc, x1, x2, mlight, WallSpriteTile, floorclip, mceilingclip, spr->RenderStyle);
}
}

16
src/rendering/swrenderer/viewport/r_spritedrawer.cpp
View file

@ -43,7 +43,7 @@ namespace swrenderer
colfunc = &SWPixelFormatDrawers::DrawColumn;
}
void SpriteDrawerArgs::DrawMasked(RenderThread* thread, double topZ, double scale, bool flipX, bool flipY, const FWallCoords& WallC, const ProjectedWallLight& light, FSoftwareTexture* tex, const short* mfloorclip, const short* mceilingclip, FRenderStyle style)
void SpriteDrawerArgs::DrawMasked(RenderThread* thread, double topZ, double scale, bool flipX, bool flipY, const FWallCoords& WallC, int clipx1, int clipx2, const ProjectedWallLight& light, FSoftwareTexture* tex, const short* mfloorclip, const short* mceilingclip, FRenderStyle style)
{
auto viewport = thread->Viewport.get();
auto cameraLight = CameraLight::Instance();
@ -73,8 +73,10 @@ namespace swrenderer
wpos += wstepX * 0.5f;
upos += ustepX * 0.5f;
int x1 = WallC.sx1;
int x2 = WallC.sx2;
int x1 = MAX<int>(WallC.sx1, clipx1);
int x2 = MIN<int>(WallC.sx2, clipx2);
if (x1 >= x2)
return;
float centerY = thread->Viewport->CenterY;
topZ -= thread->Viewport->viewpoint.Pos.Z;
@ -88,6 +90,14 @@ namespace swrenderer
float lightpos = light.GetLightPos(x1);
float lightstep = light.GetLightStep();
if (x1 > WallC.sx1)
{
int dx = x1 - WallC.sx1;
upos += ustepX * dx;
wpos += wstepX * dx;
lightpos += lightstep * dx;
}
dc_viewport = viewport;
dc_textureheight = texheight;

2
src/rendering/swrenderer/viewport/r_spritedrawer.h
View file

@ -33,7 +33,7 @@ namespace swrenderer
void SetSolidColor(int color) { dc_color = color; dc_color_bgra = GPalette.BaseColors[color]; }
void SetDynamicLight(uint32_t color) { dynlightcolor = color; }
void DrawMasked(RenderThread* thread, double topZ, double scale, bool flipX, bool flipY, const FWallCoords& WallC, const ProjectedWallLight& light, FSoftwareTexture* texture, const short* mfloorclip, const short* mceilingclip, FRenderStyle style);
void DrawMasked(RenderThread* thread, double topZ, double scale, bool flipX, bool flipY, const FWallCoords& WallC, int clipx1, int clipx2, const ProjectedWallLight& light, FSoftwareTexture* texture, const short* mfloorclip, const short* mceilingclip, FRenderStyle style);
void DrawMasked2D(RenderThread *thread, double x0, double x1, double y0, double y1, FSoftwareTexture* texture, FRenderStyle style);
void DrawVoxelBlocks(RenderThread *thread, const VoxelBlock *blocks, int blockcount);