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PixelShaderGen: Use integer math for TEV combiners.

This commit is contained in:
Tony Wasserka 2013-08-14 17:26:15 +02:00
parent aaa8e74a68
commit a11ae69cb0
1 changed files with 86 additions and 112 deletions
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198
Source/Core/VideoCommon/PixelShaderGen.cpp
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@ -101,17 +101,17 @@ static const char *tevKSelTableA[] = // KASEL
static const char *tevScaleTable[] = // CS
{
"1.0", // SCALE_1
"2.0", // SCALE_2
"4.0", // SCALE_4
"0.5", // DIVIDE_2
"*1", // SCALE_1
"*2", // SCALE_2
"*4", // SCALE_4
"/ 2", // DIVIDE_2
};
static const char *tevBiasTable[] = // TB
{
"", // ZERO,
"+0.5", // ADDHALF,
"-0.5", // SUBHALF,
"+ 128", // ADDHALF,
"- 128", // SUBHALF,
"",
};
@ -122,61 +122,61 @@ static const char *tevOpTable[] = { // TEV
static const char *tevCInputTable[] = // CC
{
"(float3(iprev.rgb)/255.0)", // CPREV,
"(float3(iprev.aaa)/255.0)", // APREV,
"(float3(ic0.rgb)/255.0)", // C0,
"(float3(ic0.aaa)/255.0)", // A0,
"(float3(ic1.rgb)/255.0)", // C1,
"(float3(ic1.aaa)/255.0)", // A1,
"(float3(ic2.rgb)/255.0)", // C2,
"(float3(ic2.aaa)/255.0)", // A2,
"(float3(itextemp.rgb)/255.0)", // TEXC,
"(float3(itextemp.aaa)/255.0)", // TEXA,
"(float3(irastemp.rgb)/255.0)", // RASC,
"(float3(irastemp.aaa)/255.0)", // RASA,
"float3(1.0, 1.0, 1.0)", // ONE
"float3(0.5, 0.5, 0.5)", // HALF
"(float3(ikonsttemp.rgb)/255.0)", //"konsttemp.rgb", // KONST
"float3(0.0, 0.0, 0.0)", // ZERO
"iprev.rgb", // CPREV,
"iprev.aaa", // APREV,
"ic0.rgb", // C0,
"ic0.aaa", // A0,
"ic1.rgb", // C1,
"ic1.aaa", // A1,
"ic2.rgb", // C2,
"ic2.aaa", // A2,
"itextemp.rgb", // TEXC,
"itextemp.aaa", // TEXA,
"irastemp.rgb", // RASC,
"irastemp.aaa", // RASA,
"int3(255,255,255)", // ONE
"int3(127,127,127)", // HALF
"ikonsttemp.rgb", // KONST
"int3(0,0,0)", // ZERO
///added extra values to map clamped values
"(float3(icprev.rgb)/255.0)", // CPREV,
"(float3(icprev.aaa)/255.0)", // APREV,
"(float3(icc0.rgb)/255.0)", // C0,
"(float3(icc0.aaa)/255.0)", // A0,
"(float3(icc1.rgb)/255.0)", // C1,
"(float3(icc1.aaa)/255.0)", // A1,
"(float3(icc2.rgb)/255.0)", // C2,
"(float3(icc2.aaa)/255.0)", // A2,
"(float3(itextemp.rgb)/255.0)", // TEXC,
"(float3(itextemp.aaa)/255.0)", // TEXA,
"(float3(icrastemp.rgb)/255.0)", // RASC,
"(float3(icrastemp.aaa)/255.0)", // RASA,
"float3(1.0, 1.0, 1.0)", // ONE
"float3(0.5, 0.5, 0.5)", // HALF
"(float3(ickonsttemp.rgb)/255.0)", //"konsttemp.rgb", // KONST
"float3(0.0, 0.0, 0.0)", // ZERO
"icprev.rgb", // CPREV,
"icprev.aaa", // APREV,
"icc0.rgb", // C0,
"icc0.aaa", // A0,
"icc1.rgb", // C1,
"icc1.aaa", // A1,
"icc2.rgb", // C2,
"icc2.aaa", // A2,
"itextemp.rgb", // TEXC,
"itextemp.aaa", // TEXA,
"icrastemp.rgb", // RASC,
"icrastemp.aaa", // RASA,
"int3(255,255,255)", // ONE
"int3(127,127,127)", // HALF
"ickonsttemp.rgb", // KONST
"int3(0,0,0)", // ZERO
"PADERROR1", "PADERROR2", "PADERROR3", "PADERROR4"
};
static const char *tevAInputTable[] = // CA
{
"(float4(iprev)/255.0)", // APREV,
"(float4(ic0)/255.0)", // A0,
"(float4(ic1)/255.0)", // A1,
"(float4(ic2)/255.0)", // A2,
"(float4(itextemp) / 255.0)", // TEXA,
"(float4(irastemp) / 255.0)", // RASA,
"(float4(ikonsttemp) / 255.0)", // KONST, (hw1 had quarter)
"float4(0.0, 0.0, 0.0, 0.0)", // ZERO
"iprev", // APREV,
"ic0", // A0,
"ic1", // A1,
"ic2", // A2,
"itextemp", // TEXA,
"irastemp", // RASA,
"ikonsttemp", // KONST, (hw1 had quarter)
"int4(0,0,0,0)", // ZERO
///added extra values to map clamped values
"(float4(icprev)/255.0)", // APREV,
"(float4(icc0)/255.0)", // A0,
"(float4(icc1)/255.0)", // A1,
"(float4(icc2)/255.0)", // A2,
"(float4(itextemp) / 255.0)", // TEXA,
"(float4(icrastemp) / 255.0)", // RASA,
"(float4(ickonsttemp) / 255.0)", // KONST, (hw1 had quarter)
"float4(0.0, 0.0, 0.0, 0.0)", // ZERO
"icprev", // APREV,
"icc0", // A0,
"icc1", // A1,
"icc2", // A2,
"itextemp", // TEXA,
"icrastemp", // RASA,
"ickonsttemp", // KONST, (hw1 had quarter)
"int4(0,0,0,0)", // ZERO
"PADERROR5", "PADERROR6", "PADERROR7", "PADERROR8",
"PADERROR9", "PADERROR10", "PADERROR11", "PADERROR12",
};
@ -391,7 +391,7 @@ static inline void GeneratePixelShader(T& out, DSTALPHA_MODE dstAlphaMode, API_T
out.Write(" int4 ic0 = int4(round(" I_COLORS"[1] * 255.0)), ic1 = int4(round(" I_COLORS"[2] * 255.0)), ic2 = int4(round(" I_COLORS"[3] * 255.0)), iprev = int4(0, 0, 0, 0);\n"
" int4 irastemp = int4(0, 0, 0, 0), itextemp = int4(0, 0, 0, 0), ikonsttemp = int4(0, 0, 0, 0);\n"
" float3 comp16 = float3(1.0, 255.0, 0.0), comp24 = float3(1.0, 255.0, 255.0*255.0);\n"
" int3 comp16 = int3(1, 256, 0), comp24 = int3(1, 256, 256*256);\n"
" float alphabump=0.0;\n"
" float3 tevcoord=float3(0.0, 0.0, 0.0);\n"
" float2 wrappedcoord=float2(0.0,0.0), tempcoord=float2(0.0,0.0);\n"
@ -647,14 +647,14 @@ static const char *TEVCMPColorOPTable[16] =
"float3(0.0, 0.0, 0.0)",//5
"float3(0.0, 0.0, 0.0)",//6
"float3(0.0, 0.0, 0.0)",//7
" %s + ((%s.r >= %s.r + (0.25/255.0)) ? %s : float3(0.0, 0.0, 0.0))",//#define TEVCMP_R8_GT 8
" %s + ((abs(%s.r - %s.r) < (0.5/255.0)) ? %s : float3(0.0, 0.0, 0.0))",//#define TEVCMP_R8_EQ 9
" %s + (( dot(%s.rgb, comp16) >= (dot(%s.rgb, comp16) + (0.25/255.0))) ? %s : float3(0.0, 0.0, 0.0))",//#define TEVCMP_GR16_GT 10
" %s + (abs(dot(%s.rgb, comp16) - dot(%s.rgb, comp16)) < (0.5/255.0) ? %s : float3(0.0, 0.0, 0.0))",//#define TEVCMP_GR16_EQ 11
" %s + (( dot(%s.rgb, comp24) >= (dot(%s.rgb, comp24) + (0.25/255.0))) ? %s : float3(0.0, 0.0, 0.0))",//#define TEVCMP_BGR24_GT 12
" %s + (abs(dot(%s.rgb, comp24) - dot(%s.rgb, comp24)) < (0.5/255.0) ? %s : float3(0.0, 0.0, 0.0))",//#define TEVCMP_BGR24_EQ 13
" %s + (max(sign(%s.rgb - %s.rgb - (0.25/255.0)), float3(0.0, 0.0, 0.0)) * %s)",//#define TEVCMP_RGB8_GT 14
" %s + ((float3(1.0, 1.0, 1.0) - max(sign(abs(%s.rgb - %s.rgb) - (0.5/255.0)), float3(0.0, 0.0, 0.0))) * %s)"//#define TEVCMP_RGB8_EQ 15
" %s + ((%s.r > %s.r) ? %s : int3(0,0,0))",//#define TEVCMP_R8_GT 8
" %s + ((%s.r == %s.r) ? %s : int3(0,0,0))",//#define TEVCMP_R8_EQ 9
" %s + ((idot(%s.rgb, comp16) > idot(%s.rgb, comp16)) ? %s : int3(0,0,0))",//#define TEVCMP_GR16_GT 10
" %s + ((idot(%s.rgb, comp16) == idot(%s.rgb, comp16)) ? %s : int3(0,0,0))",//#define TEVCMP_GR16_EQ 11
" %s + ((idot(%s.rgb, comp24) > idot(%s.rgb, comp24)) ? %s : int3(0,0,0))",//#define TEVCMP_BGR24_GT 12
" %s + ((idot(%s.rgb, comp24) == idot(%s.rgb, comp24)) ? %s : int3(0,0,0))",//#define TEVCMP_BGR24_EQ 13
" %s + int3(max(sign(int3(%s.rgb) - int3(%s.rgb)), int3(0,0,0)) * %s)",//#define TEVCMP_RGB8_GT 14
" %s + int3((int3(255,255,255) - max(sign(abs(int3(%s.rgb) - int3(%s.rgb))), int3(0,0,0))) * %s)"//#define TEVCMP_RGB8_EQ 15
};
//table with the alpha compare operations
@ -668,14 +668,14 @@ static const char *TEVCMPAlphaOPTable[16] =
"0.0",//5
"0.0",//6
"0.0",//7
" %s.a + ((%s.r >= (%s.r + (0.25/255.0))) ? %s.a : 0.0)",//#define TEVCMP_R8_GT 8
" %s.a + (abs(%s.r - %s.r) < (0.5/255.0) ? %s.a : 0.0)",//#define TEVCMP_R8_EQ 9
" %s.a + ((dot(%s.rgb, comp16) >= (dot(%s.rgb, comp16) + (0.25/255.0))) ? %s.a : 0.0)",//#define TEVCMP_GR16_GT 10
" %s.a + (abs(dot(%s.rgb, comp16) - dot(%s.rgb, comp16)) < (0.5/255.0) ? %s.a : 0.0)",//#define TEVCMP_GR16_EQ 11
" %s.a + ((dot(%s.rgb, comp24) >= (dot(%s.rgb, comp24) + (0.25/255.0))) ? %s.a : 0.0)",//#define TEVCMP_BGR24_GT 12
" %s.a + (abs(dot(%s.rgb, comp24) - dot(%s.rgb, comp24)) < (0.5/255.0) ? %s.a : 0.0)",//#define TEVCMP_BGR24_EQ 13
" %s.a + ((%s.a >= (%s.a + (0.25/255.0))) ? %s.a : 0.0)",//#define TEVCMP_A8_GT 14
" %s.a + (abs(%s.a - %s.a) < (0.5/255.0) ? %s.a : 0.0)"//#define TEVCMP_A8_EQ 15
" %s.a + ((%s.r > %s.r) ? %s.a : 0)",//#define TEVCMP_R8_GT 8
" %s.a + ((%s.r == %s.r) ? %s.a : 0)",//#define TEVCMP_R8_EQ 9
" %s.a + ((idot(%s.rgb, comp16) > idot(%s.rgb, comp16)) ? %s.a : 0)",//#define TEVCMP_GR16_GT 10
" %s.a + ((idot(%s.rgb, comp16) == idot(%s.rgb, comp16)) ? %s.a : 0)",//#define TEVCMP_GR16_EQ 11
" %s.a + ((idot(%s.rgb, comp24) > idot(%s.rgb, comp24)) ? %s.a : 0)",//#define TEVCMP_BGR24_GT 12
" %s.a + ((idot(%s.rgb, comp24) == idot(%s.rgb, comp24)) ? %s.a : 0)",//#define TEVCMP_BGR24_EQ 13
" %s.a + ((%s.a > %s.a) ? %s.a : 0)",//#define TEVCMP_A8_GT 14
" %s.a + ((%s.a == %s.a) ? %s.a : 0)" //#define TEVCMP_A8_EQ 15
};
template<class T>
@ -955,37 +955,24 @@ static inline void WriteStage(T& out, pixel_shader_uid_data& uid_data, int n, AP
if (cc.clamp)
out.Write("%s = clamp(", tevCOutputTable[cc.dest]);
else
out.Write("%s = ", tevCOutputTable[cc.dest]);
out.Write("int3(");
out.Write("%s = (", tevCOutputTable[cc.dest]);
// combine the color channel
if (cc.bias != TevBias_COMPARE) // if not compare
{
//normal color combiner goes here
if (cc.shift > TEVSCALE_1)
out.Write("%s*(", tevScaleTable[cc.shift]);
out.Write("(");
if (!(cc.d == TEVCOLORARG_ZERO && cc.op == TEVOP_ADD))
out.Write("%s%s", tevCInputTable[cc.d], tevOpTable[cc.op]);
out.Write("%s %s ", tevCInputTable[cc.d], tevOpTable[cc.op]);
if (cc.a == cc.b)
out.Write("%s", tevCInputTable[cc.a + 16]);
else if (cc.c == TEVCOLORARG_ZERO)
out.Write("%s", tevCInputTable[cc.a + 16]);
else if (cc.c == TEVCOLORARG_ONE)
out.Write("%s", tevCInputTable[cc.b + 16]);
else if (cc.a == TEVCOLORARG_ZERO)
out.Write("%s*%s", tevCInputTable[cc.b + 16], tevCInputTable[cc.c + 16]);
else if (cc.b == TEVCOLORARG_ZERO)
out.Write("%s*(float3(1.0, 1.0, 1.0)-%s)", tevCInputTable[cc.a + 16], tevCInputTable[cc.c + 16]);
else
out.Write("lerp(%s, %s, %s)", tevCInputTable[cc.a + 16], tevCInputTable[cc.b + 16], tevCInputTable[cc.c + 16]);
out.Write("(%s * %s + %s * (int3(255,255,255) - %s)) / 255", tevCInputTable[cc.a + 16], tevCInputTable[cc.c + 16], tevCInputTable[cc.b + 16], tevCInputTable[cc.c + 16]);
out.Write("%s", tevBiasTable[cc.bias]);
if (cc.shift > TEVSCALE_1)
out.Write(")");
out.Write(")%s", tevScaleTable[cc.shift]);
}
else
{
@ -996,10 +983,9 @@ static inline void WriteStage(T& out, pixel_shader_uid_data& uid_data, int n, AP
tevCInputTable[cc.b + 16],
tevCInputTable[cc.c + 16]);
}
out.Write(" * 255.0f)");
if (cc.clamp)
out.Write(", 0, 255)");
out.Write(";\n");
out.Write(", int3(0,0,0), int3(255,255,255)");
out.Write(");\n");
RegisterStates[ac.dest].AlphaNeedOverflowControl = (ac.clamp == 0);
RegisterStates[ac.dest].AuxStored = false;
@ -1008,34 +994,23 @@ static inline void WriteStage(T& out, pixel_shader_uid_data& uid_data, int n, AP
if (ac.clamp)
out.Write("%s = clamp(", tevAOutputTable[ac.dest]);
else
out.Write("%s = ", tevAOutputTable[ac.dest]);
out.Write("int(");
out.Write("%s = (", tevAOutputTable[ac.dest]);
if (ac.bias != TevBias_COMPARE) // if not compare
{
//normal alpha combiner goes here
if (ac.shift > TEVSCALE_1)
out.Write("%s*(", tevScaleTable[ac.shift]);
if (ac.shift > 0)
out.Write("(");
if (!(ac.d == TEVALPHAARG_ZERO && ac.op == TEVOP_ADD))
out.Write("%s.a%s", tevAInputTable[ac.d], tevOpTable[ac.op]);
out.Write("%s.a %s ", tevAInputTable[ac.d], tevOpTable[ac.op]);
if (ac.a == ac.b)
out.Write("%s.a", tevAInputTable[ac.a + 8]);
else if (ac.c == TEVALPHAARG_ZERO)
out.Write("%s.a", tevAInputTable[ac.a + 8]);
else if (ac.a == TEVALPHAARG_ZERO)
out.Write("%s.a*%s.a", tevAInputTable[ac.b + 8], tevAInputTable[ac.c + 8]);
else if (ac.b == TEVALPHAARG_ZERO)
out.Write("%s.a*(1.0-%s.a)", tevAInputTable[ac.a + 8], tevAInputTable[ac.c + 8]);
else
out.Write("lerp(%s.a, %s.a, %s.a)", tevAInputTable[ac.a + 8], tevAInputTable[ac.b + 8], tevAInputTable[ac.c + 8]);
out.Write("(%s.a * %s.a + %s.a * (255 - %s.a)) / 255", tevAInputTable[ac.a + 8], tevAInputTable[ac.c + 8], tevAInputTable[ac.b + 8], tevAInputTable[ac.c + 8]);
out.Write("%s",tevBiasTable[ac.bias]);
if (ac.shift>0)
out.Write(")");
out.Write(")%s", tevScaleTable[ac.shift]);
}
else
@ -1048,10 +1023,9 @@ static inline void WriteStage(T& out, pixel_shader_uid_data& uid_data, int n, AP
tevAInputTable[ac.b + 8],
tevAInputTable[ac.c + 8]);
}
out.Write(" * 255.0f)");
if (ac.clamp)
out.Write(", 0, 255)");
out.Write(";\n\n");
out.Write(", 0, 255");
out.Write(");\n\n");
out.Write("// TEV done\n");
}