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Probably a good idea to check s_efbAccessRequested.

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If EFB access still seems slow, please check DSP stuff instead...

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3771 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Nolan Check 2009-07-12 22:22:48 +00:00
parent d85f5a6937
commit 5c7844df69
1 changed files with 48 additions and 45 deletions
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93
Source/Plugins/Plugin_VideoOGL/Src/main.cpp
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@ -525,61 +525,64 @@ static volatile u32 s_AccessEFBResult = 0;
void VideoFifo_CheckEFBAccess() void VideoFifo_CheckEFBAccess()
{ {
s_efbAccessRequested = false; if (s_efbAccessRequested)
Common::MemFence();
switch (s_accessEFBArgs.type)
{ {
case PEEK_Z: s_efbAccessRequested = false;
Common::MemFence();
switch (s_accessEFBArgs.type)
{ {
u32 z = 0; case PEEK_Z:
float xScale = Renderer::GetTargetScaleX();
float yScale = Renderer::GetTargetScaleY();
if (g_Config.iMultisampleMode != MULTISAMPLE_OFF)
{ {
// Find the proper dimensions u32 z = 0;
TRectangle source, scaledTargetSource; float xScale = Renderer::GetTargetScaleX();
ComputeBackbufferRectangle(&source); float yScale = Renderer::GetTargetScaleY();
source.Scale(xScale, yScale, &scaledTargetSource);
// This will resolve and bind to the depth buffer if (g_Config.iMultisampleMode != MULTISAMPLE_OFF)
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, Renderer::ResolveAndGetDepthTarget(scaledTargetSource)); {
// Find the proper dimensions
TRectangle source, scaledTargetSource;
ComputeBackbufferRectangle(&source);
source.Scale(xScale, yScale, &scaledTargetSource);
// This will resolve and bind to the depth buffer
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, Renderer::ResolveAndGetDepthTarget(scaledTargetSource));
}
// Read the z value! Also adjust the pixel to read to the upscaled EFB resolution
// Plus we need to flip the y value as the OGL image is upside down
glReadPixels(s_accessEFBArgs.x*xScale, Renderer::GetTargetHeight() - s_accessEFBArgs.y*yScale, 1, 1, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, &z);
GL_REPORT_ERRORD();
// Clamp the 32bits value returned by glReadPixels to a 24bits value (GC uses a 24bits Z-Buffer)
s_AccessEFBResult = z / 0x100;
// We should probably re-bind the old fbo here.
if (g_Config.iMultisampleMode != MULTISAMPLE_OFF) {
Renderer::SetFramebuffer(0);
}
} }
break;
// Read the z value! Also adjust the pixel to read to the upscaled EFB resolution case POKE_Z:
// Plus we need to flip the y value as the OGL image is upside down // TODO: Implement
glReadPixels(s_accessEFBArgs.x*xScale, Renderer::GetTargetHeight() - s_accessEFBArgs.y*yScale, 1, 1, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, &z); break;
GL_REPORT_ERRORD();
// Clamp the 32bits value returned by glReadPixels to a 24bits value (GC uses a 24bits Z-Buffer) case PEEK_COLOR:
s_AccessEFBResult = z / 0x100; // TODO: Implement
s_AccessEFBResult = 0;
break;
// We should probably re-bind the old fbo here. case POKE_COLOR:
if (g_Config.iMultisampleMode != MULTISAMPLE_OFF) { // TODO: Implement. One way is to draw a tiny pixel-sized rectangle at
Renderer::SetFramebuffer(0); // the exact location. Note: EFB pokes are susceptible to Z-buffering
} // and perhaps blending.
//WARN_LOG(VIDEOINTERFACE, "This is probably some kind of software rendering");
break;
} }
break;
case POKE_Z: s_efbResponseEvent.Set();
// TODO: Implement
break;
case PEEK_COLOR:
// TODO: Implement
s_AccessEFBResult = 0;
break;
case POKE_COLOR:
// TODO: Implement. One way is to draw a tiny pixel-sized rectangle at
// the exact location. Note: EFB pokes are susceptible to Z-buffering
// and perhaps blending.
//WARN_LOG(VIDEOINTERFACE, "This is probably some kind of software rendering");
break;
} }
s_efbResponseEvent.Set();
} }
u32 Video_AccessEFB(EFBAccessType type, u32 x, u32 y) u32 Video_AccessEFB(EFBAccessType type, u32 x, u32 y)