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- fixed invalid texture accesses in the software renderer.

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This commit is contained in:
Christoph Oelckers 2018-12-13 23:25:55 +01:00
parent 134460bae6
commit 7ffc2f1275
1 changed files with 3 additions and 2 deletions
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5
src/swrenderer/line/r_line.cpp
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@ -453,10 +453,10 @@ namespace swrenderer
swal = draw_segment->swall; swal = draw_segment->swall;
FTexture *tex = TexMan.GetPalettedTexture(sidedef->GetTexture(side_t::mid), true); FTexture *tex = TexMan.GetPalettedTexture(sidedef->GetTexture(side_t::mid), true);
FSoftwareTexture *pic = tex && tex->isValid()? tex->GetSoftwareTexture() : nullptr; FSoftwareTexture *pic = tex && tex->isValid()? tex->GetSoftwareTexture() : nullptr;
double yscale = pic->GetScale().Y * sidedef->GetTextureYScale(side_t::mid); double yscale = (pic? pic->GetScale().Y : 1.0) * sidedef->GetTextureYScale(side_t::mid);
fixed_t xoffset = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::mid)); fixed_t xoffset = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::mid));
if (pic->useWorldPanning()) if (pic && pic->useWorldPanning())
{ {
xoffset = xs_RoundToInt(xoffset * lwallscale); xoffset = xs_RoundToInt(xoffset * lwallscale);
} }
@ -877,6 +877,7 @@ namespace swrenderer
auto tex = TexMan.GetPalettedTexture(sidedef->GetTexture(side_t::mid), true); auto tex = TexMan.GetPalettedTexture(sidedef->GetTexture(side_t::mid), true);
mMiddlePart.Texture = tex && tex->isValid() ? tex->GetSoftwareTexture() : nullptr; mMiddlePart.Texture = tex && tex->isValid() ? tex->GetSoftwareTexture() : nullptr;
if (mMiddlePart.Texture == nullptr) return;
mMiddlePart.TextureOffsetU = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::mid)); mMiddlePart.TextureOffsetU = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::mid));
double rowoffset = sidedef->GetTextureYOffset(side_t::mid); double rowoffset = sidedef->GetTextureYOffset(side_t::mid);
mMiddlePart.TextureScaleU = sidedef->GetTextureXScale(side_t::mid); mMiddlePart.TextureScaleU = sidedef->GetTextureXScale(side_t::mid);