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PixelShaderGen: Clean up tev compare functionality.

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This commit is contained in:
Tony Wasserka 2014-02-28 20:24:00 +01:00
parent fa7173d099
commit 036a8c6951
1 changed files with 32 additions and 41 deletions
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73
Source/Core/VideoCommon/PixelShaderGen.cpp
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@ -573,33 +573,6 @@ static inline void GeneratePixelShader(T& out, DSTALPHA_MODE dstAlphaMode, API_T
}
//table with the color compare operations
static const char *TEVCMPColorOPTable[] =
{
" %s + (((%s.r&255) > %s.r) ? (%s&255): int3(0,0,0))", // TEVCMP_R8_GT
" %s + (((%s.r&255) == %s.r) ? (%s&255): int3(0,0,0))", // TEVCMP_R8_EQ
" %s + ((idot((%s.rgb&255), comp16) > idot((%s.rgb&255), comp16)) ? (%s&255): int3(0,0,0))", // TEVCMP_GR16_GT
" %s + ((idot((%s.rgb&255), comp16) == idot((%s.rgb&255), comp16)) ? (%s&255): int3(0,0,0))", // TEVCMP_GR16_EQ
" %s + ((idot((%s.rgb&255), comp24) > idot((%s.rgb&255), comp24)) ? (%s&255): int3(0,0,0))", // TEVCMP_BGR24_GT
" %s + ((idot((%s.rgb&255), comp24) == idot((%s.rgb&255), comp24)) ? (%s&255): int3(0,0,0))", // TEVCMP_BGR24_EQ
" %s + int3(max(sign(int3((%s.rgb&255)) - int3((%s.rgb&255))), int3(0,0,0)) * (%s&255))", // TEVCMP_RGB8_GT
" %s + int3((int3(255,255,255) - max(sign(abs(int3((%s.rgb&255)) - int3((%s.rgb&255)))), int3(0,0,0))) * (%s&255))" // TEVCMP_RGB8_EQ
};
//table with the alpha compare operations
static const char *TEVCMPAlphaOPTable[] =
{
" %s.a + (((%s.r&255) > (%s.r&255)) ? (%s.a&255) : 0)", // TEVCMP_R8_GT
" %s.a + (((%s.r&255) == (%s.r&255)) ? (%s.a&255) : 0)", // TEVCMP_R8_EQ
" %s.a + ((idot((%s.rgb&255), comp16) > idot((%s.rgb&255), comp16)) ? (%s.a&255) : 0)", // TEVCMP_GR16_GT
" %s.a + ((idot((%s.rgb&255), comp16) == idot((%s.rgb&255), comp16)) ? (%s.a&255) : 0)", // TEVCMP_GR16_EQ
" %s.a + ((idot((%s.rgb&255), comp24) > idot((%s.rgb&255), comp24)) ? (%s.a&255) : 0)", // TEVCMP_BGR24_GT
" %s.a + ((idot((%s.rgb&255), comp24) == idot((%s.rgb&255), comp24)) ? (%s.a&255) : 0)", // TEVCMP_BGR24_EQ
" %s.a + (((%s.a&255) > (%s.a&255)) ? (%s.a&255) : 0)", // TEVCMP_A8_GT
" %s.a + (((%s.a&255) == (%s.a&255)) ? (%s.a&255) : 0)" // TEVCMP_A8_EQ
};
template<class T>
static inline void WriteStage(T& out, pixel_shader_uid_data& uid_data, int n, API_TYPE ApiType, const char swapModeTable[4][5])
{
@ -836,12 +809,22 @@ static inline void WriteStage(T& out, pixel_shader_uid_data& uid_data, int n, AP
}
else
{
int cmp = (cc.shift<<1)|cc.op; // comparemode stored here
out.Write(TEVCMPColorOPTable[cmp],//lookup the function from the op table
tevCInputTable[cc.d],
tevCInputTable[cc.a],
tevCInputTable[cc.b],
tevCInputTable[cc.c]);
static const char *function_table[] =
{
"(((%s.r&255) > %s.r) ? (%s&255): int3(0,0,0))", // TEVCMP_R8_GT
"(((%s.r&255) == %s.r) ? (%s&255): int3(0,0,0))", // TEVCMP_R8_EQ
"((idot((%s.rgb&255), comp16) > idot((%s.rgb&255), comp16)) ? (%s&255): int3(0,0,0))", // TEVCMP_GR16_GT
"((idot((%s.rgb&255), comp16) == idot((%s.rgb&255), comp16)) ? (%s&255): int3(0,0,0))", // TEVCMP_GR16_EQ
"((idot((%s.rgb&255), comp24) > idot((%s.rgb&255), comp24)) ? (%s&255): int3(0,0,0))", // TEVCMP_BGR24_GT
"((idot((%s.rgb&255), comp24) == idot((%s.rgb&255), comp24)) ? (%s&255): int3(0,0,0))", // TEVCMP_BGR24_EQ
"int3(max(sign(int3((%s.rgb&255)) - int3((%s.rgb&255))), int3(0,0,0)) * (%s&255))", // TEVCMP_RGB8_GT
"int3((int3(255,255,255) - max(sign(abs(int3((%s.rgb&255)) - int3((%s.rgb&255)))), int3(0,0,0))) * (%s&255))" // TEVCMP_RGB8_EQ
};
int mode = (cc.shift<<1)|cc.op;
out.Write(" %s + ", tevCInputTable[cc.d]);
out.Write(function_table[mode], tevCInputTable[cc.a],
tevCInputTable[cc.b], tevCInputTable[cc.c]);
}
if (cc.clamp)
out.Write(", int3(0,0,0), int3(255,255,255))");
@ -867,17 +850,25 @@ static inline void WriteStage(T& out, pixel_shader_uid_data& uid_data, int n, AP
if (ac.shift>0)
out.Write(")%s", tevScaleTable[ac.shift]);
}
else
{
//compare alpha combiner goes here
int cmp = (ac.shift<<1)|ac.op; // comparemode stored here
out.Write(TEVCMPAlphaOPTable[cmp],
tevAInputTable[ac.d],
tevAInputTable[ac.a],
tevAInputTable[ac.b],
tevAInputTable[ac.c]);
static const char *function_table[] =
{
"(((%s.r&255) > (%s.r&255)) ? (%s.a&255) : 0)", // TEVCMP_R8_GT
"(((%s.r&255) == (%s.r&255)) ? (%s.a&255) : 0)", // TEVCMP_R8_EQ
"((idot((%s.rgb&255), comp16) > idot((%s.rgb&255), comp16)) ? (%s.a&255) : 0)", // TEVCMP_GR16_GT
"((idot((%s.rgb&255), comp16) == idot((%s.rgb&255), comp16)) ? (%s.a&255) : 0)", // TEVCMP_GR16_EQ
"((idot((%s.rgb&255), comp24) > idot((%s.rgb&255), comp24)) ? (%s.a&255) : 0)", // TEVCMP_BGR24_GT
"((idot((%s.rgb&255), comp24) == idot((%s.rgb&255), comp24)) ? (%s.a&255) : 0)", // TEVCMP_BGR24_EQ
"(((%s.a&255) > (%s.a&255)) ? (%s.a&255) : 0)", // TEVCMP_A8_GT
"(((%s.a&255) == (%s.a&255)) ? (%s.a&255) : 0)" // TEVCMP_A8_EQ
};
int mode = (ac.shift<<1)|ac.op;
out.Write(" %s.a + ", tevAInputTable[ac.d]);
out.Write(function_table[mode], tevAInputTable[ac.a],
tevAInputTable[ac.b], tevAInputTable[ac.c]);
}
if (ac.clamp)
out.Write(", 0, 255)");