rpcs3/rpcs3/Emu/RSX/GL/GLCommonDecompiler.cpp
2015-12-16 20:36:34 +01:00

75 lines
No EOL
1.9 KiB
C++

#include "stdafx.h"
#include "GLCommonDecompiler.h"
std::string getFloatTypeNameImpl(size_t elementCount)
{
switch (elementCount)
{
default:
abort();
case 1:
return "float";
case 2:
return "vec2";
case 3:
return "vec3";
case 4:
return "vec4";
}
}
std::string getFunctionImpl(FUNCTION f)
{
switch (f)
{
default:
abort();
case FUNCTION::FUNCTION_DP2:
return "vec4(dot($0.xy, $1.xy))";
case FUNCTION::FUNCTION_DP2A:
return "";
case FUNCTION::FUNCTION_DP3:
return "vec4(dot($0.xyz, $1.xyz))";
case FUNCTION::FUNCTION_DP4:
return "vec4(dot($0, $1))";
case FUNCTION::FUNCTION_DPH:
return "vec4(dot(vec4($0.xyz, 1.0), $1))";
case FUNCTION::FUNCTION_SFL:
return "vec4(0., 0., 0., 0.)";
case FUNCTION::FUNCTION_STR:
return "vec4(1., 1., 1., 1.)";
case FUNCTION::FUNCTION_FRACT:
return "fract($0)";
case FUNCTION::FUNCTION_TEXTURE_SAMPLE:
return "texture($t, $0.xy)";
case FUNCTION::FUNCTION_TEXTURE_SAMPLE_PROJ:
return "textureProj($t, $0.xyz, $1.x)"; // Note: $1.x is bias
case FUNCTION::FUNCTION_TEXTURE_CUBE_SAMPLE:
return "texture($t, $0.xyz)";
case FUNCTION::FUNCTION_TEXTURE_CUBE_SAMPLE_PROJ:
return "textureProj($t, $0.xyzw, $1.x)"; // Note: $1.x is bias
case FUNCTION::FUNCTION_DFDX:
return "dFdx($0)";
case FUNCTION::FUNCTION_DFDY:
return "dFdy($0)";
}
}
std::string compareFunctionImpl(COMPARE f, const std::string &Op0, const std::string &Op1)
{
switch (f)
{
case COMPARE::FUNCTION_SEQ:
return "equal(" + Op0 + ", " + Op1 + ")";
case COMPARE::FUNCTION_SGE:
return "greaterThanEqual(" + Op0 + ", " + Op1 + ")";
case COMPARE::FUNCTION_SGT:
return "greaterThan(" + Op0 + ", " + Op1 + ")";
case COMPARE::FUNCTION_SLE:
return "lessThanEqual(" + Op0 + ", " + Op1 + ")";
case COMPARE::FUNCTION_SLT:
return "lessThan(" + Op0 + ", " + Op1 + ")";
case COMPARE::FUNCTION_SNE:
return "notEqual(" + Op0 + ", " + Op1 + ")";
}
}