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Merge pull request #3065 from raven02/patch-8

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Add preliminary LogicOp support
This commit is contained in:
Henrik Rydgård 2013-08-06 01:51:12 -07:00
commit 5468637278
2 changed files with 40 additions and 4 deletions
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24
GPU/GLES/StateMapping.cpp
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@ -92,6 +92,25 @@ static const GLushort stencilOps[] = {
GL_KEEP, // reserved
};
static const GLushort logicOps[] = {
GL_CLEAR,
GL_AND,
GL_AND_REVERSE,
GL_COPY,
GL_AND_INVERTED,
GL_NOOP,
GL_XOR,
GL_OR,
GL_NOR,
GL_EQUIV,
GL_INVERT,
GL_OR_REVERSE,
GL_COPY_INVERTED,
GL_OR_INVERTED,
GL_NAND,
GL_SET,
};
static GLenum blendColor2Func(u32 fix) {
if (fix == 0xFFFFFF)
return GL_ONE;
@ -200,6 +219,11 @@ void TransformDrawEngine::ApplyDrawState(int prim) {
glstate.blendEquation.set(eqLookup[blendFuncEq]);
}
bool wantLogicOps = !gstate.isModeClear() && gstate.isLogicOpEnabled();
glstate.colorLogicOp.set(wantLogicOps);
if(wantLogicOps)
glstate.logicOp.set(logicOps[gstate.getLogicOp()]);
// Set Dither
if (gstate.isDitherEnabled()) {
glstate.dither.enable();

20
GPU/ge_constants.h
View File

@ -464,10 +464,22 @@ enum GEPrimitiveType
enum GELogicOp
{
GE_LOGIC_AND = 1,
GE_LOGIC_XOR = 6,
GE_LOGIC_INVERT = 10,
GE_LOGIC_DRAWINVERTED = 12,
GE_LOGIC_CLEAR=0,
GE_LOGIC_AND=1,
GE_LOGIC_AND_REVERSE=2,
GE_LOGIC_COPY=3,
GE_LOGIC_AND_INVERTED=4,
GE_LOGIC_NOOP=5,
GE_LOGIC_XOR=6,
GE_LOGIC_OR=7,
GE_LOGIC_NOR=8,
GE_LOGIC_EQUIV=9,
GE_LOGIC_INVERTED=10,
GE_LOGIC_OR_REVERSE=11,
GE_LOGIC_COPY_INVERTED=12,
GE_LOGIC_OR_INVERTED=13,
GE_LOGIC_NAND=14,
GE_LOGIC_SET=15
};
enum GEPaletteFormat