server_window.c@ 45376

最後變更在這個檔案從45376是 45251,由 vboxsync 提交於 12 年前
crOpenGL: visible regions fixes
屬性 svn:eol-style 設為 `native` 屬性 svn:keywords 設為 `Id`
檔案大小: 26.6 KB

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1	/* Copyright (c) 2001, Stanford University
2	* All rights reserved
3	*
4	* See the file LICENSE.txt for information on redistributing this software.
5	*/
6
7	#include "server.h"
8	#include "server_dispatch.h"
9	#include "cr_mem.h"
10	#include "cr_rand.h"
11	#include "cr_string.h"
12
13	GLint SERVER_DISPATCH_APIENTRY
14	crServerDispatchWindowCreate(const char *dpyName, GLint visBits)
15	{
16	return crServerDispatchWindowCreateEx(dpyName, visBits, -1);
17	}
18
19	GLint crServerMuralInit(CRMuralInfo mural, const char dpyName, GLint visBits, GLint preloadWinID)
20	{
21	CRMuralInfo *defaultMural;
22	GLint dims[2];
23	GLint windowID = -1;
24	GLint spuWindow;
25	VBOXVR_TEXTURE Tex = {0};
26	RTRECT Rect;
27	int rc;
28
29	crMemset(mural, 0, sizeof (*mural));
30
31	rc = CrVrScrCompositorInit(&mural->Compositor);
32	if (!RT_SUCCESS(rc))
33	{
34	crWarning("CrVrScrCompositorInit failed, rc %d", rc);
35	return -1;
36	}
37
38	if (cr_server.fRootVrOn)
39	{
40	rc = CrVrScrCompositorInit(&mural->RootVrCompositor);
41	if (!RT_SUCCESS(rc))
42	{
43	crWarning("CrVrScrCompositorInit failed, rc %d", rc);
44	return -1;
45	}
46	}
47
48	/*
49	* Have first SPU make a new window.
50	*/
51	spuWindow = cr_server.head_spu->dispatch_table.WindowCreate( dpyName, visBits );
52	if (spuWindow < 0) {
53	CrVrScrCompositorTerm(&mural->Compositor);
54	if (cr_server.fRootVrOn)
55	CrVrScrCompositorTerm(&mural->RootVrCompositor);
56	return spuWindow;
57	}
58
59	/* get initial window size */
60	cr_server.head_spu->dispatch_table.GetChromiumParametervCR(GL_WINDOW_SIZE_CR, spuWindow, GL_INT, 2, dims);
61
62	Tex.width = dims[0];
63	Tex.height = dims[1];
64	Tex.target = GL_TEXTURE_2D;
65	Tex.hwid = 0;
66	CrVrScrCompositorEntryInit(&mural->CEntry, &Tex);
67
68	if (cr_server.fRootVrOn)
69	{
70	CrVrScrCompositorEntryInit(&mural->RootVrCEntry, &Tex);
71	mural->fRootVrOn = GL_TRUE;
72	}
73
74	defaultMural = (CRMuralInfo *) crHashtableSearch(cr_server.muralTable, 0);
75	CRASSERT(defaultMural);
76	mural->gX = 0;
77	mural->gY = 0;
78	mural->width = dims[0];
79	mural->height = dims[1];
80
81	cr_server.head_spu->dispatch_table.GetChromiumParametervCR(GL_WINDOW_VISIBILITY_CR, spuWindow, GL_INT, 1, dims);
82
83	mural->spuWindow = spuWindow;
84	mural->screenId = 0;
85	mural->fHasParentWindow = !!cr_server.screen[0].winID;
86	mural->bVisible = !!dims[0];
87	mural->fPresentMode = CR_SERVER_REDIR_F_NONE;
88
89	mural->cVisibleRects = 0;
90	mural->pVisibleRects = NULL;
91	mural->bReceivedRects = GL_FALSE;
92
93	mural->pvOutputRedirectInstance = NULL;
94
95	/* generate ID for this new window/mural (special-case for file conns) */
96	if (cr_server.curClient && cr_server.curClient->conn->type == CR_FILE)
97	windowID = spuWindow;
98	else
99	windowID = preloadWinID<0 ? (GLint)crHashtableAllocKeys( cr_server.muralTable, 1 ) : preloadWinID;
100
101	mural->CreateInfo.visualBits = visBits;
102	mural->CreateInfo.externalID = windowID;
103	mural->CreateInfo.pszDpyName = dpyName ? crStrdup(dpyName) : NULL;
104
105	CR_STATE_SHAREDOBJ_USAGE_INIT(mural);
106
107	Rect.xLeft = 0;
108	Rect.xRight = mural->width;
109	Rect.yTop = 0;
110	Rect.yBottom = mural->height;
111	rc = CrVrScrCompositorEntryRegionsSet(&mural->Compositor, &mural->CEntry, NULL, 1, &Rect, NULL);
112	if (!RT_SUCCESS(rc))
113	{
114	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
115	return -1;
116	}
117
118	crServerSetupOutputRedirect(mural);
119
120	if (mural->fRootVrOn)
121	{
122	uint32_t cRects;
123	const RTRECT *pRects;
124	int rc = crServerMuralSynchRootVr(mural, &cRects, &pRects);
125	if (RT_SUCCESS(rc))
126	{
127	if (cRects != 1
128	\|\| pRects[0].xLeft != 0 \|\| pRects[0].yTop != 0
129	\|\| pRects[0].xRight != mural->width \|\| pRects[0].yBottom != mural->height)
130	{
131	/* do visible rects only ig they differ from the default */
132	cr_server.head_spu->dispatch_table.WindowVisibleRegion(mural->spuWindow, cRects, pRects);
133	}
134	}
135	}
136
137	return windowID;
138	}
139
140	GLint
141	crServerDispatchWindowCreateEx(const char *dpyName, GLint visBits, GLint preloadWinID)
142	{
143	CRMuralInfo *mural;
144	GLint windowID = -1;
145
146	dpyName = "";
147
148	if (cr_server.sharedWindows) {
149	int pos, j;
150
151	/* find empty position in my (curclient) windowList */
152	for (pos = 0; pos < CR_MAX_WINDOWS; pos++) {
153	if (cr_server.curClient->windowList[pos] == 0) {
154	break;
155	}
156	}
157	if (pos == CR_MAX_WINDOWS) {
158	crWarning("Too many windows in crserver!");
159	return -1;
160	}
161
162	/* Look if any other client has a window for this slot */
163	for (j = 0; j < cr_server.numClients; j++) {
164	if (cr_server.clients[j]->windowList[pos] != 0) {
165	/* use that client's window */
166	windowID = cr_server.clients[j]->windowList[pos];
167	cr_server.curClient->windowList[pos] = windowID;
168	crServerReturnValue( &windowID, sizeof(windowID) ); /* real return value */
169	crDebug("CRServer: client %p sharing window %d",
170	cr_server.curClient, windowID);
171	return windowID;
172	}
173	}
174	}
175
176
177	/*
178	* Create a new mural for the new window.
179	*/
180	mural = (CRMuralInfo *) crCalloc(sizeof(CRMuralInfo));
181	if (!mural)
182	{
183	crWarning("crCalloc failed!");
184	return -1;
185	}
186
187	windowID = crServerMuralInit(mural, dpyName, visBits, preloadWinID);
188	if (windowID < 0)
189	{
190	crWarning("crServerMuralInit failed!");
191	crServerReturnValue( &windowID, sizeof(windowID) );
192	crFree(mural);
193	return windowID;
194	}
195
196	crHashtableAdd(cr_server.muralTable, windowID, mural);
197
198	crDebug("CRServer: client %p created new window %d (SPU window %d)",
199	cr_server.curClient, windowID, mural->spuWindow);
200
201	if (windowID != -1 && !cr_server.bIsInLoadingState) {
202	int pos;
203	for (pos = 0; pos < CR_MAX_WINDOWS; pos++) {
204	if (cr_server.curClient->windowList[pos] == 0) {
205	cr_server.curClient->windowList[pos] = windowID;
206	break;
207	}
208	}
209	}
210
211	/* ensure we have a dummy mural created right away to avoid potential deadlocks on VM shutdown */
212	crServerGetDummyMural(mural->CreateInfo.visualBits);
213
214	crServerReturnValue( &windowID, sizeof(windowID) );
215	return windowID;
216	}
217
218	static bool crServerVBoxTranslateIntersectRect(CRMuralInfo mural, const RTRECT pSrcRect, PRTRECT pDstRect)
219	{
220	int32_t xLeft = RT_MAX(mural->gX, pSrcRect->xRight);
221	int32_t yTop = RT_MAX(mural->gY, pSrcRect->yBottom);
222	int32_t xRight = RT_MIN(mural->gX + mural->width, pSrcRect->xLeft);
223	int32_t yBottom = RT_MIN(mural->gY + mural->height, pSrcRect->yTop);
224
225	if (xLeft < xRight && yTop < yBottom)
226	{
227	pDstRect->xLeft = xLeft;
228	pDstRect->yTop = yTop;
229	pDstRect->xRight = xRight;
230	pDstRect->yBottom = yBottom;
231	return true;
232	}
233
234	return false;
235	}
236
237	static void crServerVBoxRootVrTranslateForMural(CRMuralInfo *mural)
238	{
239	int32_t dx = cr_server.RootVrCurPoint.x - mural->gX;
240	int32_t dy = cr_server.RootVrCurPoint.y - mural->gY;
241
242	VBoxVrListTranslate(&cr_server.RootVr, dx, dy);
243	}
244
245	static int crServerRemoveClientWindow(CRClient *pClient, GLint window)
246	{
247	int pos;
248
249	for (pos = 0; pos < CR_MAX_WINDOWS; ++pos)
250	{
251	if (pClient->windowList[pos] == window)
252	{
253	pClient->windowList[pos] = 0;
254	return true;
255	}
256	}
257
258	return false;
259	}
260
261	void crServerMuralTerm(CRMuralInfo *mural)
262	{
263	if (mural->pvOutputRedirectInstance)
264	{
265	cr_server.outputRedirect.CROREnd(mural->pvOutputRedirectInstance);
266	mural->pvOutputRedirectInstance = NULL;
267	}
268
269	crServerRedirMuralFBO(mural, CR_SERVER_REDIR_F_NONE);
270	crServerDeleteMuralFBO(mural);
271
272	if (cr_server.currentMural == mural)
273	{
274	CRMuralInfo *dummyMural = crServerGetDummyMural(cr_server.MainContextInfo.CreateInfo.visualBits);
275	/* reset the current context to some dummy values to ensure render spu does not switch to a default "0" context,
276	* which might lead to muralFBO (offscreen rendering) gl entities being created in a scope of that context */
277	cr_server.head_spu->dispatch_table.MakeCurrent(dummyMural->spuWindow, 0, cr_server.MainContextInfo.SpuContext);
278	cr_server.currentWindow = -1;
279	cr_server.currentMural = NULL;
280	}
281	else
282	{
283	CRASSERT(cr_server.currentWindow != mural->CreateInfo.externalID);
284	}
285
286
287	cr_server.head_spu->dispatch_table.WindowDestroy( mural->spuWindow );
288
289	if (mural->pVisibleRects)
290	{
291	crFree(mural->pVisibleRects);
292	}
293
294	if (mural->CreateInfo.pszDpyName)
295	crFree(mural->CreateInfo.pszDpyName);
296	}
297
298	static void crServerCleanupCtxMuralRefsCB(unsigned long key, void data1, void data2)
299	{
300	CRContextInfo ctxInfo = (CRContextInfo ) data1;
301	CRMuralInfo mural = (CRMuralInfo ) data2;
302
303	if (ctxInfo->currentMural == mural)
304	ctxInfo->currentMural = NULL;
305	}
306
307	void SERVER_DISPATCH_APIENTRY
308	crServerDispatchWindowDestroy( GLint window )
309	{
310	CRMuralInfo *mural;
311	int32_t client;
312	CRClientNode *pNode;
313	int found=false;
314
315	if (!window)
316	{
317	crWarning("Unexpected attempt to delete default mural, ignored!");
318	return;
319	}
320
321	mural = (CRMuralInfo *) crHashtableSearch(cr_server.muralTable, window);
322	if (!mural) {
323	crWarning("CRServer: invalid window %d passed to WindowDestroy()", window);
324	return;
325	}
326
327	crDebug("CRServer: Destroying window %d (spu window %d)", window, mural->spuWindow);
328
329	crHashtableWalk(cr_server.contextTable, crServerCleanupCtxMuralRefsCB, mural);
330
331	crServerMuralTerm(mural);
332
333	CRASSERT(cr_server.currentWindow != window);
334
335	if (cr_server.curClient)
336	{
337	if (cr_server.curClient->currentMural == mural)
338	{
339	cr_server.curClient->currentMural = NULL;
340	cr_server.curClient->currentWindow = -1;
341	}
342
343	found = crServerRemoveClientWindow(cr_server.curClient, window);
344
345	/Same as with contexts, some apps destroy it not in a thread where it was created/
346	if (!found)
347	{
348	for (client=0; client<cr_server.numClients; ++client)
349	{
350	if (cr_server.clients[client]==cr_server.curClient)
351	continue;
352
353	found = crServerRemoveClientWindow(cr_server.clients[client], window);
354
355	if (found) break;
356	}
357	}
358
359	if (!found)
360	{
361	pNode=cr_server.pCleanupClient;
362
363	while (pNode && !found)
364	{
365	found = crServerRemoveClientWindow(pNode->pClient, window);
366	pNode = pNode->next;
367	}
368	}
369
370	CRASSERT(found);
371	}
372
373	/Make sure this window isn't active in other clients/
374	for (client=0; client<cr_server.numClients; ++client)
375	{
376	if (cr_server.clients[client]->currentMural == mural)
377	{
378	cr_server.clients[client]->currentMural = NULL;
379	cr_server.clients[client]->currentWindow = -1;
380	}
381	}
382
383	pNode=cr_server.pCleanupClient;
384	while (pNode)
385	{
386	if (pNode->pClient->currentMural == mural)
387	{
388	pNode->pClient->currentMural = NULL;
389	pNode->pClient->currentWindow = -1;
390	}
391	pNode = pNode->next;
392	}
393
394	CrVrScrCompositorTerm(&mural->Compositor);
395
396	if (mural->fRootVrOn)
397	CrVrScrCompositorTerm(&mural->RootVrCompositor);
398
399	crHashtableDelete(cr_server.muralTable, window, crFree);
400	}
401
402	int crServerMuralSynchRootVr(CRMuralInfo mural, uint32_t pcRects, const RTRECT **ppRects)
403	{
404	int rc;
405
406	rc = CrVrScrCompositorEntryRegionsGet(&mural->Compositor, &mural->CEntry, pcRects, NULL, ppRects);
407	if (!RT_SUCCESS(rc))
408	{
409	crWarning("CrVrScrCompositorEntryRegionsGet failed, rc %d", rc);
410	return rc;
411	}
412
413	rc = CrVrScrCompositorEntryRegionsSet(&mural->RootVrCompositor, &mural->RootVrCEntry, NULL, pcRects, ppRects, NULL);
414	if (!RT_SUCCESS(rc))
415	{
416	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
417	return rc;
418	}
419
420	crServerVBoxRootVrTranslateForMural(mural);
421	rc = CrVrScrCompositorEntryListIntersect(&mural->RootVrCompositor, &mural->RootVrCEntry, &cr_server.RootVr, NULL);
422	if (!RT_SUCCESS(rc))
423	{
424	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
425	return rc;
426	}
427
428	rc = CrVrScrCompositorEntryRegionsGet(&mural->RootVrCompositor, &mural->RootVrCEntry, pcRects, NULL, ppRects);
429	if (!RT_SUCCESS(rc))
430	{
431	crWarning("CrVrScrCompositorEntryRegionsGet failed, rc %d", rc);
432	return rc;
433	}
434
435	return VINF_SUCCESS;
436	}
437
438	void crServerMuralSize(CRMuralInfo *mural, GLint width, GLint height)
439	{
440	uint32_t cRects;
441	const RTRECT *pRects;
442	RTRECT Rect;
443	VBOXVR_TEXTURE Tex;
444	int rc = VINF_SUCCESS;
445	Tex.width = width;
446	Tex.height = height;
447	Tex.target = GL_TEXTURE_2D;
448	Tex.hwid = 0;
449
450	if (mural->width == width && mural->height == height)
451	return;
452
453
454	/* since we're going to change the current compositor & the window we need to avoid
455	* renderspu fron dealing with inconsistent data, i.e. modified compositor and
456	* still unmodified window.
457	* So what we do is:
458	* 1. tell renderspu to stop using the current compositor -> renderspu would do necessary synchronization with its redraw thread to ensure compositor is no longer used
459	* 2. do necessary modifications
460	* 3. (so far not needed for resize, but in case it is in the future) re-set the compositor */
461
462	/* 1. tell renderspu to stop using the current compositor (see above comment) */
463	crServerVBoxCompositionDisableEnter(mural);
464
465	/* 2. do necessary modifications (see above comment) */
466	/* NOTE: we can do it even if mural->fPresentMode == CR_SERVER_REDIR_F_NONE to make sure the compositor data is always up to date */
467	/* the compositor lock is not needed actually since we have prevented renderspu from using the compositor */
468	/* CrVrScrCompositorLock(&mural->Compositor); */
469	if (!mural->bReceivedRects)
470	{
471	rc = CrVrScrCompositorEntryRemove(&mural->Compositor, &mural->CEntry);
472	if (!RT_SUCCESS(rc))
473	{
474	crWarning("CrVrScrCompositorEntryRemove failed, rc %d", rc);
475	goto end;
476	}
477	CrVrScrCompositorEntryInit(&mural->CEntry, &Tex);
478	/* initially set regions to all visible since this is what some guest assume
479	* and will not post any more visible regions command */
480	Rect.xLeft = 0;
481	Rect.xRight = width;
482	Rect.yTop = 0;
483	Rect.yBottom = height;
484	rc = CrVrScrCompositorEntryRegionsSet(&mural->Compositor, &mural->CEntry, NULL, 1, &Rect, NULL);
485	if (!RT_SUCCESS(rc))
486	{
487	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
488	goto end;
489	}
490	}
491	else
492	{
493	rc = CrVrScrCompositorEntryTexUpdate(&mural->Compositor, &mural->CEntry, &Tex);
494	if (!RT_SUCCESS(rc))
495	{
496	crWarning("CrVrScrCompositorEntryTexUpdate failed, rc %d", rc);
497	goto end;
498	}
499	}
500
501	/* CrVrScrCompositorUnlock(&mural->Compositor); */
502	mural->width = width;
503	mural->height = height;
504
505	mural->fDataPresented = GL_FALSE;
506
507	if (cr_server.curClient && cr_server.curClient->currentMural == mural)
508	{
509	crStateGetCurrent()->buffer.width = mural->width;
510	crStateGetCurrent()->buffer.height = mural->height;
511	}
512
513	rc = CrVrScrCompositorEntryRegionsGet(&mural->Compositor, &mural->CEntry, &cRects, NULL, &pRects);
514	if (!RT_SUCCESS(rc))
515	{
516	crWarning("CrVrScrCompositorEntryRegionsGet failed, rc %d", rc);
517	goto end;
518	}
519
520	if (mural->fRootVrOn)
521	{
522	rc = CrVrScrCompositorEntryRemove(&mural->RootVrCompositor, &mural->RootVrCEntry);
523	if (!RT_SUCCESS(rc))
524	{
525	crWarning("CrVrScrCompositorEntryRemove failed, rc %d", rc);
526	goto end;
527	}
528	CrVrScrCompositorEntryInit(&mural->RootVrCEntry, &Tex);
529
530	rc = CrVrScrCompositorEntryRegionsSet(&mural->RootVrCompositor, &mural->RootVrCEntry, NULL, cRects, pRects, NULL);
531	if (!RT_SUCCESS(rc))
532	{
533	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
534	goto end;
535	}
536
537	crServerVBoxRootVrTranslateForMural(mural);
538	rc = CrVrScrCompositorEntryListIntersect(&mural->RootVrCompositor, &mural->RootVrCEntry, &cr_server.RootVr, NULL);
539	if (!RT_SUCCESS(rc))
540	{
541	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
542	goto end;
543	}
544
545	rc = CrVrScrCompositorEntryRegionsGet(&mural->RootVrCompositor, &mural->RootVrCEntry, &cRects, NULL, &pRects);
546	if (!RT_SUCCESS(rc))
547	{
548	crWarning("CrVrScrCompositorEntryRegionsGet failed, rc %d", rc);
549	goto end;
550	}
551	}
552	else
553	{
554	}
555
556	crServerCheckMuralGeometry(mural);
557
558	cr_server.head_spu->dispatch_table.WindowSize(mural->spuWindow, width, height);
559
560	cr_server.head_spu->dispatch_table.WindowVisibleRegion(mural->spuWindow, cRects, pRects);
561
562	if (mural->pvOutputRedirectInstance)
563	{
564	if (mural->fRootVrOn)
565	{
566	rc = CrVrScrCompositorEntryRegionsGet(&mural->Compositor, &mural->CEntry, &cRects, NULL, &pRects);
567	if (!RT_SUCCESS(rc))
568	{
569	crWarning("CrVrScrCompositorEntryRegionsGet failed, rc %d", rc);
570	goto end;
571	}
572	}
573	/* @todo the code assumes that RTRECT == four GLInts. */
574	cr_server.outputRedirect.CRORVisibleRegion(mural->pvOutputRedirectInstance,
575	cRects, pRects);
576	}
577
578	end:
579	/* 3. (so far not needed for resize, but in case it is in the future) re-set the compositor (see above comment) */
580	/* uncomment when needed */
581	/* NOTE: !!! we have mural->fHasPresentationData set to GL_FALSE above, so crServerVBoxCompositionReenable will have no effect in any way
582
583	*/
584	crServerVBoxCompositionDisableLeave(mural, GL_FALSE);
585
586	}
587
588	void SERVER_DISPATCH_APIENTRY
589	crServerDispatchWindowSize( GLint window, GLint width, GLint height )
590	{
591	CRMuralInfo *mural;
592
593	/* crDebug("CRServer: Window %d size %d x %d", window, width, height);*/
594	mural = (CRMuralInfo *) crHashtableSearch(cr_server.muralTable, window);
595	if (!mural) {
596	#if EXTRA_WARN
597	crWarning("CRServer: invalid window %d passed to WindowSize()", window);
598	#endif
599	return;
600	}
601
602	crServerMuralSize(mural, width, height);
603
604	if (cr_server.currentMural == mural)
605	{
606	crServerPerformMakeCurrent( mural, cr_server.currentCtxInfo );
607	}
608	}
609
610
611	void SERVER_DISPATCH_APIENTRY
612	crServerDispatchWindowPosition( GLint window, GLint x, GLint y )
613	{
614	CRMuralInfo mural = (CRMuralInfo ) crHashtableSearch(cr_server.muralTable, window);
615	GLboolean fForcePresent = GL_FALSE;
616	/* crDebug("CRServer: Window %d pos %d, %d", window, x, y);*/
617	if (!mural) {
618	#if EXTRA_WARN
619	crWarning("CRServer: invalid window %d passed to WindowPosition()", window);
620	#endif
621	return;
622	}
623	// if (mural->gX != x \|\| mural->gY != y)
624	{
625	/* since we're going to change the current compositor & the window we need to avoid
626	* renderspu fron dealing with inconsistent data, i.e. modified compositor and
627	* still unmodified window.
628	* So what we do is:
629	* 1. tell renderspu to stop using the current compositor -> renderspu would do necessary synchronization with its redraw thread to ensure compositor is no longer used
630	* 2. do necessary modifications
631	* 3. re-set the compositor */
632
633	/* 1. tell renderspu to stop using the current compositor (see above comment) */
634	crServerVBoxCompositionDisableEnter(mural);
635
636	/* 2. do necessary modifications (see above comment) */
637	/* NOTE: we can do it even if !(mural->fPresentMode & CR_SERVER_REDIR_F_DISPLAY) to make sure the compositor data is always up to date */
638
639	if (mural->gX != x \|\| mural->gY != y)
640	{
641	if (mural->fRootVrOn)
642	{
643	fForcePresent = crServerVBoxCompositionPresentNeeded(mural);
644	}
645
646	mural->gX = x;
647	mural->gY = y;
648
649	/* the compositor lock is not needed actually since we have prevented renderspu from using the compositor */
650	/* CrVrScrCompositorLock(&mural->Compositor); */
651	/* no need to set position because the position is relative to window */
652	/CrVrScrCompositorEntryPosSet(&mural->Compositor, &mural->CEntry, &Pos);/
653	/CrVrScrCompositorUnlock(&mural->Compositor);/
654
655	if (mural->fRootVrOn)
656	{
657	uint32_t cRects;
658	const RTRECT *pRects;
659	int rc = crServerMuralSynchRootVr(mural, &cRects, &pRects);
660
661	if (RT_SUCCESS(rc))
662	{
663	cr_server.head_spu->dispatch_table.WindowVisibleRegion(mural->spuWindow, cRects, pRects);
664	}
665	else
666	{
667	crWarning("crServerMuralSynchRootVr failed, rc %d", rc);
668	}
669	}
670	}
671
672	crServerCheckMuralGeometry(mural);
673
674	/* 3. re-set the compositor (see above comment) */
675	crServerVBoxCompositionDisableLeave(mural, fForcePresent);
676	}
677	}
678
679	void SERVER_DISPATCH_APIENTRY
680	crServerDispatchWindowVisibleRegion( GLint window, GLint cRects, const GLint *pRects )
681	{
682	CRMuralInfo mural = (CRMuralInfo ) crHashtableSearch(cr_server.muralTable, window);
683	GLboolean fForcePresent = crServerVBoxCompositionPresentNeeded(mural);
684	bool fRegionsChanged = false;
685	int rc = VINF_SUCCESS;
686	if (!mural) {
687	#if EXTRA_WARN
688	crWarning("CRServer: invalid window %d passed to WindowVisibleRegion()", window);
689	#endif
690	return;
691	}
692
693	/* since we're going to change the current compositor & the window we need to avoid
694	* renderspu fron dealing with inconsistent data, i.e. modified compositor and
695	* still unmodified window.
696	* So what we do is:
697	* 1. tell renderspu to stop using the current compositor -> renderspu would do necessary synchronization with its redraw thread to ensure compositor is no longer used
698	* 2. do necessary modifications
699	* 3. re-set the compositor */
700
701	/* 1. tell renderspu to stop using the current compositor (see above comment) */
702	crServerVBoxCompositionDisableEnter(mural);
703
704	/* 2. do necessary modifications (see above comment) */
705	if (mural->pVisibleRects)
706	{
707	crFree(mural->pVisibleRects);
708	mural->pVisibleRects = NULL;
709	}
710
711	mural->cVisibleRects = cRects;
712	mural->bReceivedRects = GL_TRUE;
713	if (cRects)
714	{
715	mural->pVisibleRects = (GLint) crAlloc(4sizeof(GLint)*cRects);
716	if (!mural->pVisibleRects)
717	{
718	crError("Out of memory in crServerDispatchWindowVisibleRegion");
719	}
720	crMemcpy(mural->pVisibleRects, pRects, 4sizeof(GLint)cRects);
721	}
722
723	/* NOTE: we can do it even if !(mural->fPresentMode & CR_SERVER_REDIR_F_DISPLAY) to make sure the compositor data is always up to date */
724	/* the compositor lock is not needed actually since we have prevented renderspu from using the compositor */
725	/* CrVrScrCompositorLock(&mural->Compositor); */
726	rc = CrVrScrCompositorEntryRegionsSet(&mural->Compositor, &mural->CEntry, NULL, cRects, (const RTRECT *)pRects, &fRegionsChanged);
727	/CrVrScrCompositorUnlock(&mural->Compositor);/
728	if (!RT_SUCCESS(rc))
729	{
730	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
731	goto end;
732	}
733
734	if (fRegionsChanged)
735	{
736	const RTRECT * pRealRects;
737	uint32_t cRealRects;
738
739	if (mural->fRootVrOn)
740	{
741	rc = CrVrScrCompositorEntryRegionsSet(&mural->RootVrCompositor, &mural->RootVrCEntry, NULL, cRects, (const RTRECT *)pRects, NULL);
742	if (!RT_SUCCESS(rc))
743	{
744	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
745	goto end;
746	}
747
748	crServerVBoxRootVrTranslateForMural(mural);
749	rc = CrVrScrCompositorEntryListIntersect(&mural->RootVrCompositor, &mural->RootVrCEntry, &cr_server.RootVr, NULL);
750	if (!RT_SUCCESS(rc))
751	{
752	crWarning("CrVrScrCompositorEntryRegionsSet failed, rc %d", rc);
753	goto end;
754	}
755
756	rc = CrVrScrCompositorEntryRegionsGet(&mural->RootVrCompositor, &mural->RootVrCEntry, &cRealRects, NULL, &pRealRects);
757	if (!RT_SUCCESS(rc))
758	{
759	crWarning("CrVrScrCompositorEntryRegionsGet failed, rc %d", rc);
760	goto end;
761	}
762	}
763	else
764	{
765	rc = CrVrScrCompositorEntryRegionsGet(&mural->Compositor, &mural->CEntry, &cRealRects, NULL, &pRealRects);
766	if (!RT_SUCCESS(rc))
767	{
768	crWarning("CrVrScrCompositorEntryRegionsGet failed, rc %d", rc);
769	goto end;
770	}
771	}
772
773	cr_server.head_spu->dispatch_table.WindowVisibleRegion(mural->spuWindow, cRealRects, pRealRects);
774
775	if (mural->pvOutputRedirectInstance)
776	{
777	if (mural->fRootVrOn)
778	{
779	rc = CrVrScrCompositorEntryRegionsGet(&mural->Compositor, &mural->CEntry, &cRealRects, NULL, &pRealRects);
780	if (!RT_SUCCESS(rc))
781	{
782	crWarning("CrVrScrCompositorEntryRegionsGet failed, rc %d", rc);
783	goto end;
784	}
785	}
786	/* @todo the code assumes that RTRECT == four GLInts. */
787	cr_server.outputRedirect.CRORVisibleRegion(mural->pvOutputRedirectInstance, cRealRects, pRealRects);
788	}
789	}
790	end:
791	/* 3. re-set the compositor (see above comment) */
792	crServerVBoxCompositionDisableLeave(mural, fForcePresent);
793	}
794
795	void SERVER_DISPATCH_APIENTRY
796	crServerDispatchWindowShow( GLint window, GLint state )
797	{
798	CRMuralInfo mural = (CRMuralInfo ) crHashtableSearch(cr_server.muralTable, window);
799	if (!mural) {
800	#if EXTRA_WARN
801	crWarning("CRServer: invalid window %d passed to WindowShow()", window);
802	#endif
803	return;
804	}
805
806	if (mural->fPresentMode && CR_SERVER_REDIR_F_DISPLAY)
807	{
808	cr_server.head_spu->dispatch_table.WindowShow(mural->spuWindow, state);
809	}
810
811	mural->bVisible = state;
812	}
813
814
815	GLint
816	crServerSPUWindowID(GLint serverWindow)
817	{
818	CRMuralInfo mural = (CRMuralInfo ) crHashtableSearch(cr_server.muralTable, serverWindow);
819	if (!mural) {
820	#if EXTRA_WARN
821	crWarning("CRServer: invalid window %d passed to crServerSPUWindowID()",
822	serverWindow);
823	#endif
824	return -1;
825	}
826	return mural->spuWindow;
827	}

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source: vbox/trunk/src/VBox/HostServices/SharedOpenGL/crserverlib/server_window.c@ 45376

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