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normalize the efb to texture process for color textures to make it work the same in all the plugins and with the same accuracy as real hardware (almost :))

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please test for regressions and fixes.
some little changes to make pixel shader more dx9 sm2.0 friendly. the condition is not to use pixel lighting ( sorry no hardware support for the quantity of parameters needed).

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6777 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Rodolfo Osvaldo Bogado
2011-01-07 19:23:57 +00:00
parent 62b79028ef
commit f869281301
14 changed files with 185 additions and 181 deletions
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42
Source/Plugins/Plugin_VideoOGL/Src/PixelShaderCache.cpp
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@ -96,17 +96,22 @@ void PixelShaderCache::Init()
glGetProgramivARB(GL_FRAGMENT_PROGRAM_ARB, GL_MAX_PROGRAM_NATIVE_ATTRIBS_ARB, (GLint *)&maxattribs);
INFO_LOG(VIDEO, "pixel max_alu=%d, max_inst=%d, max_attrib=%d", s_nMaxPixelInstructions, maxinst, maxattribs);
char pmatrixprog[1024];
char pmatrixprog[2048];
sprintf(pmatrixprog, "!!ARBfp1.0"
"TEMP R0;\n"
"TEMP R1;\n"
"PARAM K0 = { 0.5, 0.5, 0.5, 0.5};\n"
"TEX R0, fragment.texcoord[0], texture[0], RECT;\n"
"DP4 R1.w, R0, program.env[%d];\n"
"DP4 R1.z, R0, program.env[%d];\n"
"MUL R0, R0, program.env[%d];\n"
"ADD R0, R0, K0;\n"
"FLR R0, R0;\n"
"MUL R0, R0, program.env[%d];\n"
"DP4 R1.x, R0, program.env[%d];\n"
"DP4 R1.y, R0, program.env[%d];\n"
"DP4 R1.z, R0, program.env[%d];\n"
"DP4 R1.w, R0, program.env[%d];\n"
"ADD result.color, R1, program.env[%d];\n"
"END\n", C_COLORMATRIX+3, C_COLORMATRIX+2, C_COLORMATRIX, C_COLORMATRIX+1, C_COLORMATRIX+4);
"END\n",C_COLORMATRIX+5,C_COLORMATRIX+6, C_COLORMATRIX, C_COLORMATRIX+1, C_COLORMATRIX+2, C_COLORMATRIX+3, C_COLORMATRIX+4);
glGenProgramsARB(1, &s_ColorMatrixProgram);
SetCurrentShader(s_ColorMatrixProgram);
glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB, (GLsizei)strlen(pmatrixprog), pmatrixprog);
@ -118,12 +123,13 @@ void PixelShaderCache::Init()
s_ColorMatrixProgram = 0;
}
sprintf(pmatrixprog, "!!ARBfp1.0\n"
sprintf(pmatrixprog, "!!ARBfp1.0\n"
"TEMP R0;\n"
"TEMP R1;\n"
"TEMP R2;\n"
//16777215/16777216*256, 1/255, 256, 0
"PARAM K0 = { 255.99998474121, 0.003921568627451, 256.0, 0.0};\n"
"PARAM K0 = { 255.99998474121, 0.003921568627451, 256.0, 0.0};\n"
"PARAM K1 = { 15.0, 0.066666666666, 0.0, 0.0};\n"
//sample the depth value
"TEX R2, fragment.texcoord[0], texture[0], RECT;\n"
@ -138,21 +144,23 @@ void PixelShaderCache::Init()
//gives {?, 128/255, 254/255, ?} for depth value 254/255
//on some gpus
"FLR R0.z,R0;\n" //bits 31..24
"FLR R0.x,R0;\n" //bits 31..24
"SUB R0.xyw,R0,R0.z;\n" //subtract bits 31..24 from rest
"MUL R0.xyw,R0,K0.z;\n" // *256
"SUB R0.yzw,R0,R0.x;\n" //subtract bits 31..24 from rest
"MUL R0.yzw,R0,K0.z;\n" // *256
"FLR R0.y,R0;\n" //bits 23..16
"SUB R0.xw,R0,R0.y;\n" //subtract bits 23..16 from rest
"MUL R0.xw,R0,K0.z;\n" // *256
"FLR R0.x,R0;\n" //bits 15..8
"SUB R0.zw,R0,R0.y;\n" //subtract bits 23..16 from rest
"MUL R0.zw,R0,K0.z;\n" // *256
"FLR R0.z,R0;\n" //bits 15..8
"SUB R0.w,R0,R0.x;\n" //subtract bits 15..8 from rest
"MUL R0.w,R0,K0.z;\n" // *256
"FLR R0.w,R0;\n" //bits 7..0
"MOV R0.w,R0.x;\n" //duplicate bit 31..24
"MUL R0,R0,K0.y;\n" // /255
"MUL R0,R0,K0.y;\n" // /255
"MUL R0.w,R0,K1.x;\n" // *15
"FLR R0.w,R0;\n" //bits 31..28
"MUL R0.w,R0,K1.y;\n" // /15
"DP4 R1.x, R0, program.env[%d];\n"
"DP4 R1.y, R0, program.env[%d];\n"
@ -168,7 +176,7 @@ void PixelShaderCache::Init()
if (err != GL_NO_ERROR) {
ERROR_LOG(VIDEO, "Failed to create depth matrix fragment program");
glDeleteProgramsARB(1, &s_DepthMatrixProgram);
s_DepthMatrixProgram = 0;
s_DepthMatrixProgram = 0;
}
}