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Destination alpha works in OGL. Fixed reading XFB address from VI regs and removed a check to fix games which keep the XFB some place other than mem 1.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1921 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
donkopunchstania
2009-01-18 19:03:14 +00:00
parent 1ef5eca30c
commit 4930a6d6cb
4 changed files with 101 additions and 48 deletions
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42
Source/Plugins/Plugin_VideoOGL/Src/BPStructs.cpp
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@ -39,22 +39,7 @@
// ---------------------------------------------------------------------------------------
// State translation lookup tables
// -------------
static const GLenum glSrcFactors[8] =
{
GL_ZERO,
GL_ONE,
GL_DST_COLOR,
GL_ONE_MINUS_DST_COLOR,
GL_SRC_ALPHA,
GL_ONE_MINUS_SRC_ALPHA,
GL_DST_ALPHA,
GL_ONE_MINUS_DST_ALPHA
};
static const GLenum glDestFactors[8] = {
GL_ZERO, GL_ONE, GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR,
GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
};
static const GLenum glCmpFuncs[8] = {
GL_NEVER, GL_LESS, GL_EQUAL, GL_LEQUAL, GL_GREATER, GL_NOTEQUAL, GL_GEQUAL, GL_ALWAYS
};
@ -162,7 +147,7 @@ void BPWritten(int addr, int changes, int newval)
VertexManager::Flush();
((u32*)&bpmem)[addr] = newval;
PRIM_LOG("constalpha: alp=%d, en=%d\n", bpmem.dstalpha.alpha, bpmem.dstalpha.enable);
PixelShaderManager::SetDestAlpha(bpmem.dstalpha);
Renderer::SetBlendMode(false);
}
break;
@ -191,14 +176,7 @@ void BPWritten(int addr, int changes, int newval)
PRIM_LOG("blendmode: en=%d, open=%d, colupd=%d, alphaupd=%d, dst=%d, src=%d, sub=%d, mode=%d\n",
bpmem.blendmode.blendenable, bpmem.blendmode.logicopenable, bpmem.blendmode.colorupdate, bpmem.blendmode.alphaupdate,
bpmem.blendmode.dstfactor, bpmem.blendmode.srcfactor, bpmem.blendmode.subtract, bpmem.blendmode.logicmode);
if (changes & 1) {
if (bpmem.blendmode.blendenable) {
glEnable(GL_BLEND);
}
else glDisable(GL_BLEND);
}
if (changes & 2) {
if (Renderer::CanBlendLogicOp()) {
if (bpmem.blendmode.logicopenable) {
@ -251,22 +229,14 @@ void BPWritten(int addr, int changes, int newval)
// }
//}
}
if (changes & 4) {
/*if (changes & 4) {
// pointless
//if (bpmem.blendmode.dither) glEnable(GL_DITHER);
//else glDisable(GL_DITHER);
}
if (changes & 0xFE0) {
if (!bpmem.blendmode.subtract)
glBlendFunc(glSrcFactors[bpmem.blendmode.srcfactor], glDestFactors[bpmem.blendmode.dstfactor]);
}
if (changes & 0x800) {
glBlendEquation(bpmem.blendmode.subtract ? GL_FUNC_REVERSE_SUBTRACT : GL_FUNC_ADD);
if (bpmem.blendmode.subtract)
glBlendFunc(GL_ONE, GL_ONE);
else
glBlendFunc(glSrcFactors[bpmem.blendmode.srcfactor], glDestFactors[bpmem.blendmode.dstfactor]);
}
*/
if (changes & 0xFE1)
Renderer::SetBlendMode(false);
if (changes & 0x18)
Renderer::SetColorMask();