void crStateMakeCurrent( CRContext *ctx )
{
CRContext *current = GetCurrentContext();
if (ctx == NULL)
ctx = defaultContext;
if (current == ctx)
return; /* no-op */
CRASSERT(ctx);
if (current) {
/* Check to see if the differencer exists first,
we may not have one, aka the packspu */
if (diff_api.AlphaFunc)
crStateSwitchContext( current, ctx );
}
#ifdef CHROMIUM_THREADSAFE
crSetTSD(&__contextTSD, ctx);
#else
__currentContext = ctx;
#endif
/* ensure matrix state is also current */
crStateMatrixMode(ctx->transform.matrixMode);
}
/**
* Install the given dispatch table as the table used for all gl* calls.
*/
static void
stubSetDispatch( SPUDispatchTable *table )
{
CRASSERT(table);
#ifdef CHROMIUM_THREADSAFE
/* always set the per-thread dispatch pointer */
crSetTSD(&stub.dispatchTSD, (void *) table);
if (stub.threadSafe) {
/* Do nothing - the thread-safe dispatch functions will call GetTSD()
* to get a pointer to the dispatch table, and jump through it.
*/
}
else
#endif
{
/* Single thread mode - just install the caller's dispatch table */
/* This conditional is an optimization to try to avoid unnecessary
* copying. It seems to work with atlantis, multiwin, etc. but
* _could_ be a problem. (Brian)
*/
if (glim.copy_of != table->copy_of)
crSPUCopyDispatchTable(&glim, table);
}
}
/*
* Allocate a new ThreadInfo structure, setup a connection to the
* server, allocate/init a packer context, bind this ThreadInfo to
* the calling thread with crSetTSD().
* We'll always call this function at least once even if we're not
* using threads.
*/
ThreadInfo *replicatespuNewThread( CRthread id )
{
ThreadInfo *thread;
#ifdef CHROMIUM_THREADSAFE_notyet
crLockMutex(&_ReplicateMutex);
#else
CRASSERT(replicate_spu.numThreads == 0);
#endif
CRASSERT(replicate_spu.numThreads < MAX_THREADS);
thread = &(replicate_spu.thread[replicate_spu.numThreads]);
thread->id = id;
thread->currentContext = NULL;
/* connect to the server */
thread->server.name = crStrdup( replicate_spu.name );
thread->server.buffer_size = replicate_spu.buffer_size;
if (replicate_spu.numThreads == 0) {
replicatespuConnectToServer( &(thread->server) );
CRASSERT(thread->server.conn);
replicate_spu.swap = thread->server.conn->swap;
}
else {
/* a new pthread */
replicatespuFlushAll( &(replicate_spu.thread[0]) );
crNetNewClient( replicate_spu.thread[0].server.conn, &(thread->server));
CRASSERT(thread->server.conn);
}
/* packer setup */
CRASSERT(thread->packer == NULL);
thread->packer = crPackNewContext( replicate_spu.swap );
CRASSERT(thread->packer);
crPackInitBuffer( &(thread->buffer), crNetAlloc(thread->server.conn),
thread->server.conn->buffer_size, thread->server.conn->mtu );
thread->buffer.canBarf = thread->server.conn->Barf ? GL_TRUE : GL_FALSE;
crPackSetBuffer( thread->packer, &thread->buffer );
crPackFlushFunc( thread->packer, replicatespuFlush );
crPackFlushArg( thread->packer, (void *) thread );
crPackSendHugeFunc( thread->packer, replicatespuHuge );
crPackSetContext( thread->packer );
#ifdef CHROMIUM_THREADSAFE_notyet
crSetTSD(&_ReplicateTSD, thread);
#endif
replicate_spu.numThreads++;
#ifdef CHROMIUM_THREADSAFE_notyet
crUnlockMutex(&_ReplicateMutex);
#endif
return thread;
}
/*
* Allocate the state (dirty) bits data structures.
* This should be called before we create any contexts.
* We'll also create the default/NULL context at this time and make
* it the current context by default. This means that if someone
* tries to set GL state before calling MakeCurrent() they'll be
* modifying the default state object, and not segfaulting on a NULL
* pointer somewhere.
*/
void crStateInit(void)
{
unsigned int i;
/* Purely initialize the context bits */
if (!__currentBits) {
__currentBits = (CRStateBits *) crCalloc( sizeof(CRStateBits) );
crStateClientInitBits( &(__currentBits->client) );
crStateLightingInitBits( &(__currentBits->lighting) );
} else
crWarning("State tracker is being re-initialized..\n");
for (i=0;i<CR_MAX_CONTEXTS;i++)
g_availableContexts[i] = 0;
if (defaultContext) {
/* Free the default/NULL context.
* Ensures context bits are reset */
crStateFreeContext(defaultContext);
#ifdef CHROMIUM_THREADSAFE
crSetTSD(&__contextTSD, NULL);
#else
__currentContext = NULL;
#endif
}
/* Reset diff_api */
crMemZero(&diff_api, sizeof(SPUDispatchTable));
/* Allocate the default/NULL context */
defaultContext = crStateCreateContextId(0, NULL, CR_RGB_BIT, NULL);
CRASSERT(g_availableContexts[0] == 0);
g_availableContexts[0] = 1; /* in use forever */
#ifdef CHROMIUM_THREADSAFE
crSetTSD(&__contextTSD, defaultContext);
#else
__currentContext = defaultContext;
#endif
}
void PACKSPU_APIENTRY packspu_VBoxPackSetInjectThread(void)
{
crLockMutex(&_PackMutex);
{
int i;
GET_THREAD(thread);
CRASSERT(!thread);
CRASSERT((pack_spu.numThreads>0) && (pack_spu.numThreads<MAX_THREADS));
for (i=0; i<MAX_THREADS; ++i)
{
if (!pack_spu.thread[i].inUse)
{
thread = &pack_spu.thread[i];
break;
}
}
CRASSERT(thread);
thread->inUse = GL_TRUE;
thread->id = crThreadID();
thread->currentContext = NULL;
thread->bInjectThread = GL_TRUE;
thread->netServer.name = crStrdup(pack_spu.name);
thread->netServer.buffer_size = 64 * 1024;
crNetNewClient(pack_spu.thread[pack_spu.idxThreadInUse].netServer.conn, &(thread->netServer));
CRASSERT(thread->netServer.conn);
CRASSERT(thread->packer == NULL);
thread->packer = crPackNewContext( pack_spu.swap );
CRASSERT(thread->packer);
crPackInitBuffer(&(thread->buffer), crNetAlloc(thread->netServer.conn),
thread->netServer.conn->buffer_size, thread->netServer.conn->mtu);
thread->buffer.canBarf = thread->netServer.conn->Barf ? GL_TRUE : GL_FALSE;
crPackSetBuffer( thread->packer, &thread->buffer );
crPackFlushFunc( thread->packer, packspuFlush );
crPackFlushArg( thread->packer, (void *) thread );
crPackSendHugeFunc( thread->packer, packspuHuge );
crPackSetContext( thread->packer );
crSetTSD(&_PackTSD, thread);
pack_spu.numThreads++;
}
crUnlockMutex(&_PackMutex);
}
void PACKSPU_APIENTRY packspu_VBoxPackAttachThread()
{
#if 0
int i;
GET_THREAD(thread);
for (i=0; i<MAX_THREADS; ++i)
{
if (pack_spu.thread[i].inUse && thread==&pack_spu.thread[i] && thread->id==crThreadID())
{
crError("2nd attach to same thread");
}
}
#endif
crSetTSD(&_PackTSD, NULL);
}
/*
* As above, but don't call crStateSwitchContext().
*/
void crStateSetCurrent( CRContext *ctx )
{
CRContext *current = GetCurrentContext();
if (ctx == NULL)
ctx = defaultContext;
if (current == ctx)
return; /* no-op */
CRASSERT(ctx);
#ifdef CHROMIUM_THREADSAFE
crSetTSD(&__contextTSD, ctx);
#else
__currentContext = ctx;
#endif
/* ensure matrix state is also current */
crStateMatrixMode(ctx->transform.matrixMode);
}
void crStateDestroyContext( CRContext *ctx )
{
CRContext *current = GetCurrentContext();
if (current == ctx) {
/* destroying the current context - have to be careful here */
CRASSERT(defaultContext);
/* Check to see if the differencer exists first,
we may not have one, aka the packspu */
if (diff_api.AlphaFunc)
crStateSwitchContext(current, defaultContext);
#ifdef CHROMIUM_THREADSAFE
crSetTSD(&__contextTSD, defaultContext);
#else
__currentContext = defaultContext;
#endif
/* ensure matrix state is also current */
crStateMatrixMode(defaultContext->transform.matrixMode);
}
g_availableContexts[ctx->id] = 0;
crStateFreeContext(ctx);
}
void RENDER_APIENTRY
renderspuMakeCurrent(GLint crWindow, GLint nativeWindow, GLint ctx)
{
WindowInfo *window;
ContextInfo *context;
/*
crDebug("%s win=%d native=0x%x ctx=%d", __FUNCTION__, crWindow, (int) nativeWindow, ctx);
*/
window = (WindowInfo *) crHashtableSearch(render_spu.windowTable, crWindow);
context = (ContextInfo *) crHashtableSearch(render_spu.contextTable, ctx);
if (window && context)
{
#ifdef CHROMIUM_THREADSAFE
crSetTSD(&_RenderTSD, context);
#else
render_spu.currentContext = context;
#endif
context->currentWindow = window;
if (!window)
{
crDebug("Render SPU: MakeCurrent invalid window id: %d", crWindow);
return;
}
if (!context)
{
crDebug("Render SPU: MakeCurrent invalid context id: %d", ctx);
return;
}
renderspu_SystemMakeCurrent( window, nativeWindow, context );
if (!context->everCurrent) {
/* print OpenGL info */
const char *extString = (const char *) render_spu.ws.glGetString( GL_EXTENSIONS );
/*
crDebug( "Render SPU: GL_EXTENSIONS: %s", render_spu.ws.glGetString( GL_EXTENSIONS ) );
*/
crInfo( "Render SPU: GL_VENDOR: %s", render_spu.ws.glGetString( GL_VENDOR ) );
crInfo( "Render SPU: GL_RENDERER: %s", render_spu.ws.glGetString( GL_RENDERER ) );
crInfo( "Render SPU: GL_VERSION: %s", render_spu.ws.glGetString( GL_VERSION ) );
crInfo( "Render SPU: GL_EXTENSIONS: %s", render_spu.ws.glGetString( GL_EXTENSIONS ) );
if (crStrstr(extString, "GL_ARB_window_pos"))
context->haveWindowPosARB = GL_TRUE;
else
context->haveWindowPosARB = GL_FALSE;
context->everCurrent = GL_TRUE;
}
if (crWindow == CR_RENDER_DEFAULT_WINDOW_ID && window->mapPending &&
!render_spu.render_to_app_window && !render_spu.render_to_crut_window) {
/* Window[CR_RENDER_DEFAULT_CONTEXT_ID] is special, it's the default window and normally hidden.
* If the mapPending flag is set, then we should now make the window
* visible.
*/
/*renderspu_SystemShowWindow( window, GL_TRUE );*/
window->mapPending = GL_FALSE;
}
window->everCurrent = GL_TRUE;
}
else if (!crWindow && !ctx)
{
renderspu_SystemMakeCurrent( NULL, 0, NULL );
#ifdef CHROMIUM_THREADSAFE
crSetTSD(&_RenderTSD, NULL);
#else
render_spu.currentContext = NULL;
#endif
}
else
{
crError("renderspuMakeCurrent invalid ids: crWindow(%d), ctx(%d)", crWindow, ctx);
}
}
void PACKSPU_APIENTRY packspu_VBoxDetachThread()
{
int i;
GET_THREAD(thread);
if (thread)
{
crLockMutex(&_PackMutex);
for (i=0; i<MAX_THREADS; ++i)
{
if (pack_spu.thread[i].inUse && thread==&pack_spu.thread[i]
&& thread->id==crThreadID() && thread->netServer.conn)
{
CRASSERT(pack_spu.numThreads>0);
packspuFlush((void *) thread);
if (pack_spu.thread[i].packer)
{
CR_LOCK_PACKER_CONTEXT(thread->packer);
crPackSetContext(NULL);
CR_UNLOCK_PACKER_CONTEXT(thread->packer);
crPackDeleteContext(pack_spu.thread[i].packer);
}
crNetFreeConnection(pack_spu.thread[i].netServer.conn);
pack_spu.numThreads--;
/*note can't shift the array here, because other threads have TLS references to array elements*/
crMemZero(&pack_spu.thread[i], sizeof(ThreadInfo));
crSetTSD(&_PackTSD, NULL);
if (i==pack_spu.idxThreadInUse)
{
for (i=0; i<MAX_THREADS; ++i)
{
if (pack_spu.thread[i].inUse)
{
pack_spu.idxThreadInUse=i;
break;
}
}
}
break;
}
}
for (i=0; i<CR_MAX_CONTEXTS; ++i)
{
ContextInfo *ctx = &pack_spu.context[i];
if (ctx->currentThread == thread)
{
CRASSERT(ctx->fAutoFlush);
ctx->currentThread = NULL;
}
}
crUnlockMutex(&_PackMutex);
}
crStateVBoxDetachThread();
}
GLint PACKSPU_APIENTRY packspu_VBoxPackSetInjectThread(struct VBOXUHGSMI *pHgsmi)
{
GLint con = 0;
int i;
GET_THREAD(thread);
CRASSERT(!thread);
crLockMutex(&_PackMutex);
{
CRASSERT(CRPACKSPU_IS_WDDM_CRHGSMI() || (pack_spu.numThreads>0));
CRASSERT(pack_spu.numThreads<MAX_THREADS);
for (i=0; i<MAX_THREADS; ++i)
{
if (!pack_spu.thread[i].inUse)
{
thread = &pack_spu.thread[i];
break;
}
}
CRASSERT(thread);
thread->inUse = GL_TRUE;
if (!CRPACKSPU_IS_WDDM_CRHGSMI())
thread->id = crThreadID();
else
thread->id = THREAD_OFFSET_MAGIC + i;
thread->currentContext = NULL;
thread->bInjectThread = GL_TRUE;
thread->netServer.name = crStrdup(pack_spu.name);
thread->netServer.buffer_size = 64 * 1024;
packspuConnectToServer(&(thread->netServer)
#if defined(VBOX_WITH_CRHGSMI) && defined(IN_GUEST)
, pHgsmi
#endif
);
CRASSERT(thread->netServer.conn);
CRASSERT(thread->packer == NULL);
thread->packer = crPackNewContext( pack_spu.swap );
CRASSERT(thread->packer);
crPackInitBuffer(&(thread->buffer), crNetAlloc(thread->netServer.conn),
thread->netServer.conn->buffer_size, thread->netServer.conn->mtu);
thread->buffer.canBarf = thread->netServer.conn->Barf ? GL_TRUE : GL_FALSE;
crPackSetBuffer( thread->packer, &thread->buffer );
crPackFlushFunc( thread->packer, packspuFlush );
crPackFlushArg( thread->packer, (void *) thread );
crPackSendHugeFunc( thread->packer, packspuHuge );
crPackSetContext( thread->packer );
crSetTSD(&_PackTSD, thread);
pack_spu.numThreads++;
}
crUnlockMutex(&_PackMutex);
if (CRPACKSPU_IS_WDDM_CRHGSMI())
{
CRASSERT(thread->id - THREAD_OFFSET_MAGIC < RT_ELEMENTS(pack_spu.thread)
&& GET_THREAD_VAL_ID(thread->id) == thread);
con = thread->id;
}
return con;
}
/*
* Allocate a new ThreadInfo structure, setup a connection to the
* server, allocate/init a packer context, bind this ThreadInfo to
* the calling thread with crSetTSD().
* We'll always call this function at least once even if we're not
* using threads.
*/
ThreadInfo *packspuNewThread( unsigned long id )
{
ThreadInfo *thread=NULL;
int i;
#ifdef CHROMIUM_THREADSAFE
crLockMutex(&_PackMutex);
#else
CRASSERT(pack_spu.numThreads == 0);
#endif
CRASSERT(pack_spu.numThreads < MAX_THREADS);
for (i=0; i<MAX_THREADS; ++i)
{
if (!pack_spu.thread[i].inUse)
{
thread = &pack_spu.thread[i];
break;
}
}
CRASSERT(thread);
thread->inUse = GL_TRUE;
thread->id = id;
thread->currentContext = NULL;
thread->bInjectThread = GL_FALSE;
/* connect to the server */
thread->netServer.name = crStrdup( pack_spu.name );
thread->netServer.buffer_size = pack_spu.buffer_size;
if (pack_spu.numThreads == 0) {
packspuConnectToServer( &(thread->netServer) );
if (!thread->netServer.conn) {
return NULL;
}
pack_spu.swap = thread->netServer.conn->swap;
}
else {
/* a new pthread */
crNetNewClient(pack_spu.thread[pack_spu.idxThreadInUse].netServer.conn, &(thread->netServer));
CRASSERT(thread->netServer.conn);
}
/* packer setup */
CRASSERT(thread->packer == NULL);
thread->packer = crPackNewContext( pack_spu.swap );
CRASSERT(thread->packer);
crPackInitBuffer( &(thread->buffer), crNetAlloc(thread->netServer.conn),
thread->netServer.conn->buffer_size, thread->netServer.conn->mtu );
thread->buffer.canBarf = thread->netServer.conn->Barf ? GL_TRUE : GL_FALSE;
crPackSetBuffer( thread->packer, &thread->buffer );
crPackFlushFunc( thread->packer, packspuFlush );
crPackFlushArg( thread->packer, (void *) thread );
crPackSendHugeFunc( thread->packer, packspuHuge );
crPackSetContext( thread->packer );
#ifdef CHROMIUM_THREADSAFE
crSetTSD(&_PackTSD, thread);
#endif
pack_spu.numThreads++;
#ifdef CHROMIUM_THREADSAFE
crUnlockMutex(&_PackMutex);
#endif
return thread;
}
static SPUFunctions *
tilesortSPUInit( int id, SPU *child, SPU *self,
unsigned int context_id,
unsigned int num_contexts )
{
ThreadInfo *thread0 = &(tilesort_spu.thread[0]);
(void) context_id;
(void) num_contexts;
(void) child;
(void) self;
#if DEBUG_FP_EXCEPTIONS
{
fpu_control_t mask;
_FPU_GETCW(mask);
mask &= ~(_FPU_MASK_IM | _FPU_MASK_DM | _FPU_MASK_ZM
| _FPU_MASK_OM | _FPU_MASK_UM);
_FPU_SETCW(mask);
}
#endif
crRandSeed(id);
crMemZero( &tilesort_spu, sizeof(TileSortSPU) );
#ifdef CHROMIUM_THREADSAFE
crInitTSD(&_ThreadTSD);
crSetTSD(&_ThreadTSD, thread0);
crInitMutex(&_TileSortMutex);
#endif
thread0->state_server_index = -1; /* one-time init for thread */
tilesortspuInitEvaluators();
/* Init window, context hash tables */
tilesort_spu.windowTable = crAllocHashtable();
tilesort_spu.contextTable = crAllocHashtable();
tilesort_spu.listTable = crAllocHashtable();
tilesort_spu.id = id;
tilesort_spu.glassesType = RED_BLUE;
tilesortspuSetAnaglyphMask(&tilesort_spu);
tilesortspuGatherConfiguration( child );
tilesortspuConnectToServers(); /* set up thread0's server connection */
tilesort_spu.geom_buffer_size = tilesort_spu.buffer_size;
/* geom_buffer_mtu must fit in data's part of our buffers */
tilesort_spu.geom_buffer_mtu = crPackMaxData(tilesort_spu.buffer_size)
/* 24 is the size of the bounds info packet
* END_FLUFF is the size of data of the extra End opcode if needed
* 4 since BoundsInfo opcode may take a whole 4 bytes
* and 4 to let room for extra End's opcode, if needed
*/
- (24+END_FLUFF+4+4);
/* the geometry must also fit in the mtu */
if (tilesort_spu.geom_buffer_mtu >
tilesort_spu.MTU - sizeof(CRMessageOpcodes) - (24+END_FLUFF+4+4))
tilesort_spu.geom_buffer_mtu =
tilesort_spu.MTU - sizeof(CRMessageOpcodes) - (24+END_FLUFF+4+4);
tilesort_spu.swap = thread0->netServer[0].conn->swap;
tilesortspuInitThreadPacking( thread0 );
tilesortspuCreateFunctions();
crStateInit();
tilesortspuCreateDiffAPI();
/* special dispatch tables for display lists */
if (tilesort_spu.listTrack || tilesort_spu.lazySendDLists) {
crMemZero((void *)&tilesort_spu.packerDispatch, sizeof tilesort_spu.packerDispatch);
crSPUInitDispatchTable(&tilesort_spu.packerDispatch);
tilesortspuLoadPackTable(&tilesort_spu.packerDispatch);
crSPUInitDispatchTable(&tilesort_spu.stateDispatch);
tilesortspuLoadStateTable(&tilesort_spu.stateDispatch);
}
if (tilesort_spu.useDMX) {
/* load OpenGL */
int n;
crDebug("Tilesort SPU: Using DMX");
n = crLoadOpenGL( &tilesort_spu.ws, NULL);
if (!n) {
crWarning("Tilesort SPU: Unable to load OpenGL, disabling DMX");
tilesort_spu.useDMX = 0;
}
}
else {
crDebug("Tilesort SPU: Not using DMX");
}
crDebug("Tilesort SPU: ---------- End of Init -------------");
return &tilesort_functions;
}
/* Set packing context for the calling thread */
void crPackSetContext( CRPackContext *pc )
{
crSetTSD( &_PackerTSD, pc );
}
