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Fix bug where we scaled UV coordinates twice when a tex matrix was used.

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This commit is contained in:
Henrik Rydgard 2013-12-04 14:20:42 +01:00
parent 3983144c42
commit 95d5c28720
1 changed files with 4 additions and 4 deletions
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8
GPU/GLES/VertexShaderGenerator.cpp
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@ -553,10 +553,10 @@ void GenerateVertexShader(int prim, u32 vertType, char *buffer, bool useHWTransf
break;
case GE_PROJMAP_UV: // Use unscaled UV as source
{
// prescale is false here.
static const char *rescaleuv[4] = {"", " * 1.9921875", " * 1.999969482421875", ""}; // 2*127.5f/128.f, 2*32767.5f/32768.f, 1.0f};
const char *factor = rescaleuv[(vertType & GE_VTYPE_TC_MASK) >> GE_VTYPE_TC_SHIFT];
temp_tc = StringFromFormat("vec4(texcoord.xy %s, 0.0, 1.0)", factor);
// As we rescale the texcoord to compensate for texture size anyway,
// we bake the UV format scale factor into u_uvscaleoffset. So no need to apply
// the factor here too.
temp_tc = "vec4(texcoord.xy, 0.0, 1.0)";
}
break;
case GE_PROJMAP_NORMALIZED_NORMAL: // Use normalized transformed normal as source