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VertexLoader: load scale factor as const, this will save some assembler instructions

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This commit is contained in:
degasus
2014-01-21 18:54:16 +01:00
parent f90fe90320
commit c613868f57
2 changed files with 15 additions and 10 deletions
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13
Source/Core/VideoCommon/VertexLoader_TextCoord.cpp
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@ -41,13 +41,13 @@ void LOADERDECL TexCoord_Read_Dummy()
}
template <typename T>
float TCScale(T val)
float TCScale(T val, float scale)
{
return val * tcScale[tcIndex];
return val * scale;
}
template <>
float TCScale(float val)
float TCScale(float val, float scale)
{
return val;
}
@ -55,8 +55,10 @@ float TCScale(float val)
template <typename T, int N>
void LOADERDECL TexCoord_ReadDirect()
{
auto const scale = tcScale[tcIndex];
for (int i = 0; i != N; ++i)
DataWrite(TCScale(DataRead<T>()));
DataWrite(TCScale(DataRead<T>(), scale));
LOG_TEX<N>();
@ -71,9 +73,10 @@ void LOADERDECL TexCoord_ReadIndex()
auto const index = DataRead<I>();
auto const data = reinterpret_cast<const T*>(cached_arraybases[ARRAY_TEXCOORD0 + tcIndex]
+ (index * arraystrides[ARRAY_TEXCOORD0 + tcIndex]));
auto const scale = tcScale[tcIndex];
for (int i = 0; i != N; ++i)
DataWrite(TCScale(Common::FromBigEndian(data[i])));
DataWrite(TCScale(Common::FromBigEndian(data[i]), scale));
LOG_TEX<N>();
++tcIndex;