OpenGL fix: s_swapRequested must be volatile.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4964 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
ayuanx 2010-01-26 14:56:51 +00:00
parent e988a7487c
commit 40cc180dfd
3 changed files with 17 additions and 9 deletions

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@ -18,6 +18,7 @@
#include "Globals.h"
#include "Thread.h"
#include "Atomic.h"
#include <vector>
#include <cmath>
@ -775,6 +776,8 @@ void Renderer::RenderToXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRect
{
s_skipSwap = g_bSkipCurrentFrame;
VideoFifo_CheckEFBAccess();
// If we're about to write to a requested XFB, make sure the previous
// contents make it to the screen first.
VideoFifo_CheckSwapRequestAt(xfbAddr, fbWidth, fbHeight);
@ -784,9 +787,6 @@ void Renderer::RenderToXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRect
// just use progressive.
if (!g_ActiveConfig.bUseXFB)
{
// TODO: Find better name for this because I don't know if it means what it says.
g_VideoInitialize.pCopiedToXFB(false);
Renderer::Swap(xfbAddr, FIELD_PROGRESSIVE, fbWidth, fbHeight);
}
}
@ -794,6 +794,8 @@ void Renderer::RenderToXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRect
// This function has the final picture. We adjust the aspect ratio here.
void Renderer::Swap(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight)
{
Common::AtomicStoreRelease(s_swapRequested, FALSE);
if (s_skipSwap)
return;
const XFBSource* xfbSource = g_framebufferManager.GetXFBSource(xfbAddr, fbWidth, fbHeight);
@ -1081,6 +1083,8 @@ void Renderer::Swap(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight)
// For testing zbuffer targets.
// Renderer::SetZBufferRender();
// SaveTexture("tex.tga", GL_TEXTURE_RECTANGLE_ARB, s_FakeZTarget, GetTargetWidth(), GetTargetHeight());
g_VideoInitialize.pCopiedToXFB(false);
}
// Create On-Screen-Messages

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@ -105,7 +105,7 @@ int GLScissorX, GLScissorY, GLScissorW, GLScissorH;
static bool s_PluginInitialized = false;
static u32 s_swapRequested = FALSE;
volatile u32 s_swapRequested = FALSE;
static u32 s_efbAccessRequested = FALSE;
static volatile u32 s_FifoShuttingDown = FALSE;
static bool ForceSwap = true;
@ -493,10 +493,11 @@ void VideoFifo_CheckSwapRequest()
if (ForceSwap || g_ActiveConfig.bUseXFB)
{
Renderer::Swap(s_beginFieldArgs.xfbAddr, s_beginFieldArgs.field, s_beginFieldArgs.fbWidth, s_beginFieldArgs.fbHeight);
g_VideoInitialize.pCopiedToXFB(false);
}
Common::AtomicStoreRelease(s_swapRequested, FALSE);
else
{
Common::AtomicStoreRelease(s_swapRequested, FALSE);
}
}
}
@ -531,7 +532,8 @@ void Video_BeginField(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight)
if (g_VideoInitialize.bOnThread)
{
while (Common::AtomicLoadAcquire(s_swapRequested) && !s_FifoShuttingDown)
Common::YieldCPU();
Common::SleepCurrentThread(1);
//Common::YieldCPU();
}
else
VideoFifo_CheckSwapRequest();
@ -582,7 +584,8 @@ u32 Video_AccessEFB(EFBAccessType type, u32 x, u32 y)
if (g_VideoInitialize.bOnThread)
{
while (Common::AtomicLoadAcquire(s_efbAccessRequested) && !s_FifoShuttingDown)
Common::YieldCPU();
Common::SleepCurrentThread(1);
//Common::YieldCPU();
}
else
VideoFifo_CheckEFBAccess();

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@ -21,5 +21,6 @@
#include "pluginspecs_video.h"
extern SVideoInitialize g_VideoInitialize;
extern volatile u32 s_swapRequested;
#endif // _MAIN_H_