static SPUFunctions *
renderSPUInit( int id, SPU *child, SPU *self,
unsigned int context_id, unsigned int num_contexts )
{
int numFuncs, numSpecial;
GLint defaultWin, defaultCtx;
WindowInfo *windowInfo;
const char * pcpwSetting;
int rc;
(void) child;
(void) context_id;
(void) num_contexts;
self->privatePtr = (void *) &render_spu;
#ifdef CHROMIUM_THREADSAFE
crDebug("Render SPU: thread-safe");
#endif
crMemZero(&render_spu, sizeof(render_spu));
render_spu.id = id;
renderspuSetVBoxConfiguration(&render_spu);
if (render_spu.swap_master_url)
swapsyncConnect();
/* Get our special functions. */
numSpecial = renderspuCreateFunctions( _cr_render_table );
#ifdef RT_OS_WINDOWS
/* Start thread to create windows and process window messages */
crDebug("RenderSPU: Starting windows serving thread");
render_spu.hWinThreadReadyEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
if (!render_spu.hWinThreadReadyEvent)
{
crError("RenderSPU: Failed to create WinThreadReadyEvent! (%x)", GetLastError());
return NULL;
}
if (!CreateThread(NULL, 0, renderSPUWindowThreadProc, 0, 0, &render_spu.dwWinThreadId))
{
crError("RenderSPU: Failed to start windows thread! (%x)", GetLastError());
return NULL;
}
WaitForSingleObject(render_spu.hWinThreadReadyEvent, INFINITE);
#endif
/* Get the OpenGL functions. */
numFuncs = crLoadOpenGL( &render_spu.ws, _cr_render_table + numSpecial );
if (numFuncs == 0) {
crError("The render SPU was unable to load the native OpenGL library");
return NULL;
}
numFuncs += numSpecial;
render_spu.contextTable = crAllocHashtableEx(1, INT32_MAX);
render_spu.windowTable = crAllocHashtableEx(1, INT32_MAX);
render_spu.dummyWindowTable = crAllocHashtable();
pcpwSetting = crGetenv("CR_RENDER_ENABLE_SINGLE_PRESENT_CONTEXT");
if (pcpwSetting)
{
if (pcpwSetting[0] == '0')
pcpwSetting = NULL;
}
if (pcpwSetting)
{
/* TODO: need proper blitter synchronization, do not use so far!
* the problem is that rendering can be done in multiple thread: the main command (hgcm) thread and the redraw thread
* we currently use per-window synchronization, while we'll need a per-blitter synchronization if one blitter is used for multiple windows
* this is not done currently */
crWarning("TODO: need proper blitter synchronization, do not use so far!");
render_spu.blitterTable = crAllocHashtable();
CRASSERT(render_spu.blitterTable);
}
else
render_spu.blitterTable = NULL;
CRASSERT(render_spu.default_visual & CR_RGB_BIT);
rc = renderspu_SystemInit();
if (!RT_SUCCESS(rc))
{
crError("renderspu_SystemInit failed rc %d", rc);
return NULL;
}
#ifdef USE_OSMESA
if (render_spu.use_osmesa) {
if (!crLoadOSMesa(&render_spu.OSMesaCreateContext,
&render_spu.OSMesaMakeCurrent,
&render_spu.OSMesaDestroyContext)) {
crError("Unable to load OSMesa library");
}
}
#endif
#ifdef DARWIN
# ifdef VBOX_WITH_COCOA_QT
# else /* VBOX_WITH_COCOA_QT */
render_spu.hRootVisibleRegion = 0;
render_spu.currentBufferName = 1;
render_spu.uiDockUpdateTS = 0;
/* Create a mutex for synchronizing events from the main Qt thread & this
thread */
RTSemFastMutexCreate(&render_spu.syncMutex);
/* Create our window groups */
CreateWindowGroup(kWindowGroupAttrMoveTogether | kWindowGroupAttrLayerTogether | kWindowGroupAttrSharedActivation | kWindowGroupAttrHideOnCollapse | kWindowGroupAttrFixedLevel, &render_spu.pMasterGroup);
CreateWindowGroup(kWindowGroupAttrMoveTogether | kWindowGroupAttrLayerTogether | kWindowGroupAttrSharedActivation | kWindowGroupAttrHideOnCollapse | kWindowGroupAttrFixedLevel, &render_spu.pParentGroup);
/* Make the correct z-layering */
SendWindowGroupBehind (render_spu.pParentGroup, render_spu.pMasterGroup);
/* and set the gParentGroup as parent for gMasterGroup. */
SetWindowGroupParent (render_spu.pMasterGroup, render_spu.pParentGroup);
/* Install the event handlers */
EventTypeSpec eventList[] =
{
{kEventClassVBox, kEventVBoxUpdateContext}, /* Update the context after show/size/move events */
{kEventClassVBox, kEventVBoxBoundsChanged} /* Clip/Pos the OpenGL windows when the main window is changed in pos/size */
};
/* We need to process events from our main window */
render_spu.hParentEventHandler = NewEventHandlerUPP(windowEvtHndlr);
InstallApplicationEventHandler (render_spu.hParentEventHandler,
GetEventTypeCount(eventList), eventList,
NULL, NULL);
render_spu.fInit = true;
# endif /* VBOX_WITH_COCOA_QT */
#endif /* DARWIN */
/*
* Create the default window and context. Their indexes are zero and
* a client can use them without calling CreateContext or WindowCreate.
*/
crDebug("Render SPU: Creating default window (visBits=0x%x, id=0)",
render_spu.default_visual);
defaultWin = renderspuWindowCreateEx( NULL, render_spu.default_visual, CR_RENDER_DEFAULT_WINDOW_ID );
if (defaultWin != CR_RENDER_DEFAULT_WINDOW_ID) {
crError("Render SPU: Couldn't get a double-buffered, RGB visual with Z!");
return NULL;
}
crDebug( "Render SPU: WindowCreate returned %d (0=normal)", defaultWin );
crDebug("Render SPU: Creating default context, visBits=0x%x",
render_spu.default_visual );
defaultCtx = renderspuCreateContextEx( NULL, render_spu.default_visual, CR_RENDER_DEFAULT_CONTEXT_ID, 0 );
if (defaultCtx != CR_RENDER_DEFAULT_CONTEXT_ID) {
crError("Render SPU: failed to create default context!");
return NULL;
}
renderspuMakeCurrent( defaultWin, 0, defaultCtx );
/* Get windowInfo for the default window */
windowInfo = (WindowInfo *) crHashtableSearch(render_spu.windowTable, CR_RENDER_DEFAULT_WINDOW_ID);
CRASSERT(windowInfo);
windowInfo->mapPending = GL_TRUE;
/*
* Get the OpenGL extension functions.
* SIGH -- we have to wait until the very bitter end to load the
* extensions, because the context has to be bound before
* wglGetProcAddress will work correctly. No such issue with GLX though.
*/
numFuncs += crLoadOpenGLExtensions( &render_spu.ws, _cr_render_table + numFuncs );
CRASSERT(numFuncs < 1000);
#ifdef WINDOWS
/*
* Same problem as above, these are extensions so we need to
* load them after a context has been bound. As they're WGL
* extensions too, we can't simply tag them into the spu_loader.
* So we do them here for now.
* Grrr, NVIDIA driver uses EXT for GetExtensionsStringEXT,
* but ARB for others. Need further testing here....
*/
render_spu.ws.wglGetExtensionsStringEXT =
(wglGetExtensionsStringEXTFunc_t)
render_spu.ws.wglGetProcAddress( "wglGetExtensionsStringEXT" );
render_spu.ws.wglChoosePixelFormatEXT =
(wglChoosePixelFormatEXTFunc_t)
render_spu.ws.wglGetProcAddress( "wglChoosePixelFormatARB" );
render_spu.ws.wglGetPixelFormatAttribivEXT =
(wglGetPixelFormatAttribivEXTFunc_t)
render_spu.ws.wglGetProcAddress( "wglGetPixelFormatAttribivARB" );
render_spu.ws.wglGetPixelFormatAttribfvEXT =
(wglGetPixelFormatAttribfvEXTFunc_t)
render_spu.ws.wglGetProcAddress( "wglGetPixelFormatAttribfvARB" );
if (render_spu.ws.wglGetProcAddress("glCopyTexSubImage3D"))
{
_cr_render_table[numFuncs].name = crStrdup("CopyTexSubImage3D");
_cr_render_table[numFuncs].fn = (SPUGenericFunction) render_spu.ws.wglGetProcAddress("glCopyTexSubImage3D");
++numFuncs;
crDebug("Render SPU: Found glCopyTexSubImage3D function");
}
if (render_spu.ws.wglGetProcAddress("glDrawRangeElements"))
{
_cr_render_table[numFuncs].name = crStrdup("DrawRangeElements");
_cr_render_table[numFuncs].fn = (SPUGenericFunction) render_spu.ws.wglGetProcAddress("glDrawRangeElements");
++numFuncs;
crDebug("Render SPU: Found glDrawRangeElements function");
}
if (render_spu.ws.wglGetProcAddress("glTexSubImage3D"))
{
_cr_render_table[numFuncs].name = crStrdup("TexSubImage3D");
_cr_render_table[numFuncs].fn = (SPUGenericFunction) render_spu.ws.wglGetProcAddress("glTexSubImage3D");
++numFuncs;
crDebug("Render SPU: Found glTexSubImage3D function");
}
if (render_spu.ws.wglGetProcAddress("glTexImage3D"))
{
_cr_render_table[numFuncs].name = crStrdup("TexImage3D");
_cr_render_table[numFuncs].fn = (SPUGenericFunction) render_spu.ws.wglGetProcAddress("glTexImage3D");
++numFuncs;
crDebug("Render SPU: Found glTexImage3D function");
}
if (render_spu.ws.wglGetExtensionsStringEXT) {
crDebug("WGL - found wglGetExtensionsStringEXT\n");
}
if (render_spu.ws.wglChoosePixelFormatEXT) {
crDebug("WGL - found wglChoosePixelFormatEXT\n");
}
#endif
render_spu.barrierHash = crAllocHashtable();
render_spu.cursorX = 0;
render_spu.cursorY = 0;
render_spu.use_L2 = 0;
render_spu.gather_conns = NULL;
numFuncs = renderspu_SystemPostprocessFunctions(_cr_render_table, numFuncs, RT_ELEMENTS(_cr_render_table));
crDebug("Render SPU: ---------- End of Init -------------");
return &render_functions;
}
void renderspu_SystemMakeCurrent( WindowInfo *window, GLint nativeWindow, ContextInfo *context )
{
CRASSERT(render_spu.ws.wglMakeCurrent);
if (context && window) {
if (window->visual != context->visual) {
/*
* XXX have to revisit this issue!!!
*
* But for now we destroy the current window
* and re-create it with the context's visual abilities
*/
/*@todo Chromium has no correct code to remove window ids and associated info from
* various tables. This is hack which just hides the root case.
*/
crDebug("Recreating window in renderspu_SystemMakeCurrent\n");
renderspu_SystemDestroyWindow( window );
renderspu_SystemVBoxCreateWindow( context->visual, window->visible, window );
}
if (render_spu.render_to_app_window && nativeWindow)
{
/* The render_to_app_window option
* is set and we've got a nativeWindow
* handle, save the handle for
* later calls to swapbuffers().
*
* NOTE: This doesn't work, except
* for software driven Mesa.
* We'd need to object link the
* crappfaker and crserver to be able to share
* the HDC values between processes.. FIXME!
*/
if (context->shared)
{
/* first make sure we have shared context created */
renderspuChkActivateSharedContext(context->shared);
}
window->nativeWindow = (HDC) nativeWindow;
if (context->hRC == 0) {
context->hRC = render_spu.ws.wglCreateContext( window->nativeWindow );
if (!context->hRC)
{
crError( "(MakeCurrent) Couldn't create the context for the window (error 0x%x)", GetLastError() );
}
}
if (context->shared
&& context->shared->hRC
&& context->hRC)
{
/* share lists */
render_spu.ws.wglShareLists(context->shared->hRC, context->hRC);
}
render_spu.ws.wglMakeCurrent( window->nativeWindow, context->hRC );
}
else
{
if (!context->hRC) {
if (context->shared)
{
/* first make sure we have shared context created */
renderspuChkActivateSharedContext(context->shared);
}
context->hRC = render_spu.ws.wglCreateContext(window->device_context);
if (!context->hRC)
{
crError( "Render SPU: (MakeCurrent) Couldn't create the context for the window (error 0x%x)", GetLastError() );
}
if (context->shared
&& context->shared->hRC
&& context->hRC)
{
/* share lists */
render_spu.ws.wglShareLists(context->shared->hRC, context->hRC);
}
/*Requery ext function pointers, we skip dummy ctx as it should never be used with ext functions*/
if (0 && context->id)
{
int numFuncs, i;
SPUNamedFunctionTable ext_table[1000];
crDebug("Default server ctx created, requerying ext functions");
/*requery ext functions*/
numFuncs = renderspuCreateFunctions(ext_table);
numFuncs += crLoadOpenGLExtensions( &render_spu.ws, ext_table+numFuncs);
CRASSERT(numFuncs < 1000);
/*change spu dispatch*/
crSPUChangeDispatch(&render_spu.self, ext_table);
/*cleanup temp table*/
for (i=0; i<numFuncs; ++i)
{
if (ext_table[i].name) crFree(ext_table[i].name);
}
}
}
/*crDebug("MakeCurrent 0x%x, 0x%x", window->device_context, context->hRC);*/
if (!render_spu.ws.wglMakeCurrent(window->device_context, context->hRC))
{
DWORD err = GetLastError();
crError("Render SPU: (MakeCurrent) failed to make 0x%x, 0x%x current with 0x%x error.", window->device_context, context->hRC, err);
}
}
renderspuAtiQuirk_ChkApply();
}
else {
render_spu.ws.wglMakeCurrent( 0, 0 );
}
}