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Fix issue with texcoord speed hack (bPrescaleUV) in software transform

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(and also thus rectangles of course even when hw transform is enabled)
This commit is contained in:
Henrik Rydgard 2013-11-10 11:17:27 +01:00
parent 179068823c
commit f4ad7c64e5
1 changed files with 9 additions and 2 deletions
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11
GPU/GLES/TransformPipeline.cpp
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@ -507,6 +507,8 @@ void TransformDrawEngine::SoftwareTransformAndDraw(
vscale /= gstate_c.curTextureHeight;
}
bool scaleUV = !g_Config.bPrescaleUV;
int w = gstate.getTextureWidth(0);
int h = gstate.getTextureHeight(0);
float widthFactor = (float) w / (float) gstate_c.curTextureWidth;
@ -648,8 +650,13 @@ void TransformDrawEngine::SoftwareTransformAndDraw(
case GE_TEXMAP_TEXTURE_COORDS: // UV mapping
case GE_TEXMAP_UNKNOWN: // Seen in Riviera. Unsure of meaning, but this works.
// Texture scale/offset is only performed in this mode.
uv[0] = uscale * (ruv[0]*gstate_c.uv.uScale + gstate_c.uv.uOff);
uv[1] = vscale * (ruv[1]*gstate_c.uv.vScale + gstate_c.uv.vOff);
if (scaleUV) {
uv[0] = uscale * (ruv[0]*gstate_c.uv.uScale + gstate_c.uv.uOff);
uv[1] = vscale * (ruv[1]*gstate_c.uv.vScale + gstate_c.uv.vOff);
} else {
uv[0] = uscale * ruv[0];
uv[1] = vscale * ruv[1];
}
uv[2] = 1.0f;
break;