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Merge pull request #4197 from Armada651/always-divide-by-q 

PixelShaderGen: Always divide the texture coordinates by q.
This commit is contained in:
Markus Wick 2016-09-08 00:26:40 +02:00 committed by GitHub
parent d0a323cce7 da43f9a156
commit a6905d1641
1 changed files with 1 additions and 9 deletions
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8
Source/Core/VideoCommon/PixelShaderGen.cpp
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@ -645,15 +645,7 @@ ShaderCode GeneratePixelShaderCode(DSTALPHA_MODE dstAlphaMode, APIType ApiType,
for (unsigned int i = 0; i < uid_data->genMode_numtexgens; ++i) for (unsigned int i = 0; i < uid_data->genMode_numtexgens; ++i)
{ {
out.Write("\tint2 fixpoint_uv%d = itrunc(", i); out.Write("\tint2 fixpoint_uv%d = itrunc(", i);
// optional perspective divides
if (((uid_data->texMtxInfo_n_projection >> i) & 1) == XF_TEXPROJ_STQ)
{
out.Write("(uv%d.z == 0.0 ? uv%d.xy : uv%d.xy / uv%d.z)", i, i, i, i); out.Write("(uv%d.z == 0.0 ? uv%d.xy : uv%d.xy / uv%d.z)", i, i, i, i);
}
else
{
out.Write("uv%d.xy", i);
}
out.Write(" * " I_TEXDIMS "[%d].zw);\n", i); out.Write(" * " I_TEXDIMS "[%d].zw);\n", i);
// TODO: S24 overflows here? // TODO: S24 overflows here?
} }