BOOL WINAPI wglMakeCurrent_prox( HDC hdc, HGLRC hglrc )
{
ContextInfo *context;
WindowInfo *window;
BOOL ret;
CR_DDI_PROLOGUE();
crHashtableLock(stub.windowTable);
crHashtableLock(stub.contextTable);
context = (ContextInfo *) crHashtableSearch(stub.contextTable, (unsigned long) hglrc);
window = stubGetWindowInfo(hdc);
if (hglrc!=0 && !context)
{
crWarning("wglMakeCurrent got unexpected hglrc 0x%x", hglrc);
}
ret = stubMakeCurrent( window, context );
crHashtableUnlock(stub.contextTable);
crHashtableUnlock(stub.windowTable);
return ret;
}
//we're not going to change icdTable at runtime, so callback is unused
PICDTABLE APIENTRY DrvSetContext(HDC hdc, HGLRC hglrc, void *callback)
{
ContextInfo *pContext;
WindowInfo *pWindowInfo;
BOOL ret = false;
CR_DDI_PROLOGUE();
(void) (callback);
crHashtableLock(stub.windowTable);
crHashtableLock(stub.contextTable);
pContext = (ContextInfo *) crHashtableSearch(stub.contextTable, (unsigned long) hglrc);
if (pContext)
{
pWindowInfo = stubGetWindowInfo(hdc);
if (pWindowInfo)
ret = stubMakeCurrent(pWindowInfo, pContext);
else
crError("no window info available.");
}
else
crError("No context found.");
crHashtableUnlock(stub.contextTable);
crHashtableUnlock(stub.windowTable);
return ret ? &icdTable : NULL;
}
BOOL WINAPI wglMakeCurrent_prox( HDC hdc, HGLRC hglrc )
{
ContextInfo *context;
WindowInfo *window;
context = (ContextInfo *) crHashtableSearch(stub.contextTable, (unsigned long) hglrc);
window = stubGetWindowInfo(hdc);
return stubMakeCurrent( window, context );
}
/**
* This is called when we exit.
* We call all the SPU's cleanup functions.
*/
static void stubSPUTearDownLocked(void)
{
crDebug("stubSPUTearDownLocked");
#ifdef WINDOWS
# ifndef CR_NEWWINTRACK
stubUninstallWindowMessageHook();
# endif
#endif
#ifdef CR_NEWWINTRACK
ASMAtomicWriteBool(&stub.bShutdownSyncThread, true);
#endif
//delete all created contexts
stubMakeCurrent( NULL, NULL);
/* the lock order is windowTable->contextTable (see wglMakeCurrent_prox, glXMakeCurrent)
* this is why we need to take a windowTable lock since we will later do stub.windowTable access & locking */
crHashtableLock(stub.windowTable);
crHashtableWalk(stub.contextTable, hsWalkStubDestroyContexts, NULL);
crHashtableUnlock(stub.windowTable);
/* shutdown, now trap any calls to a NULL dispatcher */
crSPUCopyDispatchTable(&glim, &stubNULLDispatch);
crSPUUnloadChain(stub.spu);
stub.spu = NULL;
#ifndef Linux
crUnloadOpenGL();
#endif
#ifndef WINDOWS
crNetTearDown();
#endif
#ifdef GLX
if (stub.xshmSI.shmid>=0)
{
shmctl(stub.xshmSI.shmid, IPC_RMID, 0);
shmdt(stub.xshmSI.shmaddr);
}
crFreeHashtable(stub.pGLXPixmapsHash, crFree);
#endif
crFreeHashtable(stub.windowTable, crFree);
crFreeHashtable(stub.contextTable, NULL);
crMemset(&stub, 0, sizeof(stub));
}
void APIENTRY crMakeCurrent( GLint window, GLint context )
{
WindowInfo *winInfo = (WindowInfo *)
crHashtableSearch(stub.windowTable, (unsigned int) window);
ContextInfo *contextInfo = (ContextInfo *)
crHashtableSearch(stub.contextTable, context);
if (contextInfo && contextInfo->type == NATIVE) {
crWarning("Can't call crMakeCurrent with native GL context");
return;
}
stubMakeCurrent(winInfo, contextInfo);
}
//we're not going to change icdTable at runtime, so callback is unused
PICDTABLE APIENTRY DrvSetContext(HDC hdc, HGLRC hglrc, void *callback)
{
ContextInfo *context;
WindowInfo *window;
BOOL ret;
CR_DDI_PROLOGUE();
/*crDebug( "DrvSetContext called(0x%x, 0x%x)", hdc, hglrc );*/
(void) (callback);
crHashtableLock(stub.windowTable);
crHashtableLock(stub.contextTable);
context = (ContextInfo *) crHashtableSearch(stub.contextTable, (unsigned long) hglrc);
window = stubGetWindowInfo(hdc);
ret = stubMakeCurrent(window, context);
crHashtableUnlock(stub.contextTable);
crHashtableUnlock(stub.windowTable);
return ret ? &icdTable:NULL;
}
void APIENTRY DrvReleaseContext(HGLRC hglrc)
{
CR_DDI_PROLOGUE();
/*crDebug( "DrvReleaseContext(0x%x) called", hglrc );*/
stubMakeCurrent( NULL, NULL );
}
