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wined3d: Select onscreen contexts based on the thread id.

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This commit is contained in:
Stefan Dösinger 2007-06-02 20:20:17 +00:00 committed by Alexandre Julliard
parent a1f83aae8e
commit 13f24c3808
3 changed files with 25 additions and 5 deletions
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24
dlls/wined3d/context.c
View file

@ -312,6 +312,7 @@ WineD3DContext *CreateContext(IWineD3DDeviceImpl *This, IWineD3DSurfaceImpl *tar
}
ret->surface = (IWineD3DSurface *) target;
ret->isPBuffer = win == 0;
ret->tid = GetCurrentThreadId();
TRACE("Successfully created new context %p\n", ret);
@ -641,7 +642,7 @@ static inline void SetupForBlit(IWineD3DDeviceImpl *This, WineD3DContext *contex
*
*****************************************************************************/
void ActivateContext(IWineD3DDeviceImpl *This, IWineD3DSurface *target, ContextUsage usage) {
DWORD tid = This->createParms.BehaviorFlags & WINED3DCREATE_MULTITHREADED ? GetCurrentThreadId() : 0;
DWORD tid = GetCurrentThreadId();
int i;
DWORD dirtyState, idx;
BYTE shift;
@ -650,7 +651,7 @@ void ActivateContext(IWineD3DDeviceImpl *This, IWineD3DSurface *target, ContextU
TRACE("(%p): Selecting context for render target %p, thread %d\n", This, target, tid);
if(This->lastActiveRenderTarget != target) {
if(This->lastActiveRenderTarget != target || tid != This->lastThread) {
IWineD3DSwapChain *swapchain = NULL;
HRESULT hr;
BOOL readTexture = wined3d_settings.offscreen_rendering_mode != ORM_FBO && This->render_offscreen;
@ -658,7 +659,18 @@ void ActivateContext(IWineD3DDeviceImpl *This, IWineD3DSurface *target, ContextU
hr = IWineD3DSurface_GetContainer(target, &IID_IWineD3DSwapChain, (void **) &swapchain);
if(hr == WINED3D_OK && swapchain) {
TRACE("Rendering onscreen\n");
context = ((IWineD3DSwapChainImpl *) swapchain)->context[0];
context = NULL;
for(i = 0; i < ((IWineD3DSwapChainImpl *) swapchain)->num_contexts; i++) {
if(((IWineD3DSwapChainImpl *) swapchain)->context[i]->tid == tid) {
context = ((IWineD3DSwapChainImpl *) swapchain)->context[i];
}
}
if(!context) {
/* TODO: Create a new context for the thread */
FIXME("Context creation for a new thread not implemented yet\n");
}
This->render_offscreen = FALSE;
/* The context != This->activeContext will catch a NOP context change. This can occur
* if we are switching back to swapchain rendering in case of FBO or Back Buffer offscreen
@ -682,10 +694,16 @@ void ActivateContext(IWineD3DDeviceImpl *This, IWineD3DSurface *target, ContextU
Context_MarkStateDirty(context, STATE_VDECL);
Context_MarkStateDirty(context, STATE_VIEWPORT);
}
} else {
TRACE("Rendering offscreen\n");
This->render_offscreen = TRUE;
if(tid != This->lastThread) {
FIXME("Offscreen rendering is only supported from the creation thread yet\n");
FIXME("Expect a crash now ...\n");
}
switch(wined3d_settings.offscreen_rendering_mode) {
case ORM_FBO:
/* FBOs do not need a different context. Stay with whatever context is active at the moment */

1
dlls/wined3d/device.c
View file

@ -1851,6 +1851,7 @@ static HRESULT WINAPI IWineD3DDeviceImpl_Init3D(IWineD3DDevice *iface, WINED3DPR
}
IWineD3DSurface_AddRef(This->render_targets[0]);
This->activeContext = swapchain->context[0];
This->lastThread = GetCurrentThreadId();
/* Depth Stencil support */
This->stencilBufferTarget = This->depthStencilBuffer;

5
dlls/wined3d/wined3d_private.h
View file

@ -736,8 +736,9 @@ struct IWineD3DDeviceImpl
/* Context management */
WineD3DContext **contexts; /* Dynamic array containing pointers to context structures */
WineD3DContext *activeContext; /* Only 0 for now */
UINT numContexts; /* Always 1 for now */
WineD3DContext *activeContext;
DWORD lastThread;
UINT numContexts;
WineD3DContext *pbufferContext; /* The context that has a pbuffer as drawable */
DWORD pbufferWidth, pbufferHeight; /* Size of the buffer drawable */
};