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implement peeking z value from ppc. currently only works in single core mode. the pixel format may be slightly off of what the game actually desires. someone check please? :)

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3627 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Shawn Hoffman
2009-07-01 13:49:49 +00:00
parent 39b9b887c1
commit 1780f82dac
5 changed files with 66 additions and 8 deletions
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35
Source/Plugins/Plugin_VideoOGL/Src/main.cpp
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@ -458,3 +458,38 @@ void Video_UpdateXFB(u32 _dwXFBAddr, u32 _dwWidth, u32 _dwHeight, s32 _dwYOffset
}
}
u32 Video_AccessEFB(EFBAccessType type, u32 x, u32 y)
{
switch (type)
{
case EFBAccessType::PEEK_Z:
{
if (!g_VideoInitialize.bUseDualCore)
{
u32 z = 0;
TRectangle source, scaledTargetSource;
ComputeBackbufferRectangle(&source);
source.Scale(Renderer::GetTargetScaleX(), Renderer::GetTargetScaleY(), &scaledTargetSource);
GLuint depth_tex = Renderer::ResolveAndGetDepthTarget(scaledTargetSource);
glReadPixels(x, y, 1, 1, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, &z);
GL_REPORT_ERRORD();
return z;
}
}
break;
case EFBAccessType::POKE_Z:
break;
case EFBAccessType::PEEK_COLOR:
break;
case EFBAccessType::POKE_COLOR:
break;
default:
break;
}
return 0;
}