DisplayImpl.cpp@ 50819

Last change on this file since 50819 was 50805, checked in by vboxsync, 11 years ago
DisplayImpl: repaint display after a resize (fixed a race)
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File size: 172.4 KB

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1	/* $Id: DisplayImpl.cpp 50805 2014-03-17 15:57:45Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2013 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "VMMDev.h"
23
24	#include "AutoCaller.h"
25	#include "Logging.h"
26
27	/* generated header */
28	#include "VBoxEvents.h"
29
30	#include <iprt/semaphore.h>
31	#include <iprt/thread.h>
32	#include <iprt/asm.h>
33	#include <iprt/time.h>
34	#include <iprt/cpp/utils.h>
35
36	#include <VBox/vmm/pdmdrv.h>
37	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
38	# include <VBox/vmm/vm.h>
39	#endif
40
41	#ifdef VBOX_WITH_VIDEOHWACCEL
42	# include <VBox/VBoxVideo.h>
43	#endif
44
45	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
46	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
47	#endif
48
49	#include <VBox/com/array.h>
50
51	#ifdef VBOX_WITH_VPX
52	# include <iprt/path.h>
53	# include "VideoRec.h"
54	#endif
55
56	#ifdef VBOX_WITH_CROGL
57	typedef enum
58	{
59	CRVREC_STATE_IDLE,
60	CRVREC_STATE_SUBMITTED
61	} CRVREC_STATE;
62	#endif
63
64	/**
65	* Display driver instance data.
66	*
67	* @implements PDMIDISPLAYCONNECTOR
68	*/
69	typedef struct DRVMAINDISPLAY
70	{
71	/** Pointer to the display object. */
72	Display *pDisplay;
73	/** Pointer to the driver instance structure. */
74	PPDMDRVINS pDrvIns;
75	/** Pointer to the keyboard port interface of the driver/device above us. */
76	PPDMIDISPLAYPORT pUpPort;
77	/** Our display connector interface. */
78	PDMIDISPLAYCONNECTOR IConnector;
79	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
80	/** VBVA callbacks */
81	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
82	#endif
83	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
84
85	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
86	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
87
88	#ifdef DEBUG_sunlover
89	static STAMPROFILE g_StatDisplayRefresh;
90	static int g_stam = 0;
91	#endif /* DEBUG_sunlover */
92
93	// constructor / destructor
94	/////////////////////////////////////////////////////////////////////////////
95
96	Display::Display()
97	: mParent(NULL)
98	{
99	}
100
101	Display::~Display()
102	{
103	}
104
105
106	HRESULT Display::FinalConstruct()
107	{
108	mpVbvaMemory = NULL;
109	mfVideoAccelEnabled = false;
110	mfVideoAccelVRDP = false;
111	mfu32SupportedOrders = 0;
112	mcVideoAccelVRDPRefs = 0;
113
114	mpPendingVbvaMemory = NULL;
115	mfPendingVideoAccelEnable = false;
116
117	mfMachineRunning = false;
118	#ifdef VBOX_WITH_CROGL
119	mfCrOglDataHidden = false;
120	#endif
121
122	mpu8VbvaPartial = NULL;
123	mcbVbvaPartial = 0;
124
125	mpDrv = NULL;
126	mpVMMDev = NULL;
127	mfVMMDevInited = false;
128
129	mLastAddress = NULL;
130	mLastBytesPerLine = 0;
131	mLastBitsPerPixel = 0,
132	mLastWidth = 0;
133	mLastHeight = 0;
134
135	int rc = RTCritSectInit(&mVBVALock);
136	AssertRC(rc);
137
138	rc = RTCritSectInit(&mSaveSeamlessRectLock);
139	AssertRC(rc);
140
141	mfu32PendingVideoAccelDisable = false;
142
143	#ifdef VBOX_WITH_HGSMI
144	mu32UpdateVBVAFlags = 0;
145	#endif
146	#ifdef VBOX_WITH_VPX
147	mpVideoRecCtx = NULL;
148	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
149	maVideoRecEnabled[i] = true;
150	#endif
151
152	#ifdef VBOX_WITH_CRHGSMI
153	mhCrOglSvc = NULL;
154	#endif
155	#ifdef VBOX_WITH_CROGL
156	RT_ZERO(mCrOglCallbacks);
157	RT_ZERO(mCrOglScreenshotData);
158	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
159	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
160	mCrOglScreenshotData.pvContext = this;
161	mCrOglScreenshotData.pfnScreenshotBegin = displayCrVRecScreenshotBegin;
162	mCrOglScreenshotData.pfnScreenshotPerform = displayCrVRecScreenshotPerform;
163	mCrOglScreenshotData.pfnScreenshotEnd = displayCrVRecScreenshotEnd;
164	#endif
165
166	return BaseFinalConstruct();
167	}
168
169	void Display::FinalRelease()
170	{
171	uninit();
172
173	if (RTCritSectIsInitialized (&mVBVALock))
174	{
175	RTCritSectDelete (&mVBVALock);
176	RT_ZERO(mVBVALock);
177	}
178
179	if (RTCritSectIsInitialized(&mSaveSeamlessRectLock))
180	{
181	RTCritSectDelete(&mSaveSeamlessRectLock);
182	RT_ZERO(mSaveSeamlessRectLock);
183	}
184	BaseFinalRelease();
185	}
186
187	// public initializer/uninitializer for internal purposes only
188	/////////////////////////////////////////////////////////////////////////////
189
190	#define kMaxSizeThumbnail 64
191
192	/**
193	* Save thumbnail and screenshot of the guest screen.
194	*/
195	static int displayMakeThumbnail(uint8_t *pu8Data, uint32_t cx, uint32_t cy,
196	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
197	{
198	int rc = VINF_SUCCESS;
199
200	uint8_t *pu8Thumbnail = NULL;
201	uint32_t cbThumbnail = 0;
202	uint32_t cxThumbnail = 0;
203	uint32_t cyThumbnail = 0;
204
205	if (cx > cy)
206	{
207	cxThumbnail = kMaxSizeThumbnail;
208	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
209	}
210	else
211	{
212	cyThumbnail = kMaxSizeThumbnail;
213	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
214	}
215
216	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
217
218	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
219	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
220
221	if (pu8Thumbnail)
222	{
223	uint8_t *dst = pu8Thumbnail;
224	uint8_t *src = pu8Data;
225	int dstW = cxThumbnail;
226	int dstH = cyThumbnail;
227	int srcW = cx;
228	int srcH = cy;
229	int iDeltaLine = cx * 4;
230
231	BitmapScale32 (dst,
232	dstW, dstH,
233	src,
234	iDeltaLine,
235	srcW, srcH);
236
237	*ppu8Thumbnail = pu8Thumbnail;
238	*pcbThumbnail = cbThumbnail;
239	*pcxThumbnail = cxThumbnail;
240	*pcyThumbnail = cyThumbnail;
241	}
242	else
243	{
244	rc = VERR_NO_MEMORY;
245	}
246
247	return rc;
248	}
249
250	#ifdef VBOX_WITH_CROGL
251	typedef struct
252	{
253	CRVBOXHGCMTAKESCREENSHOT Base;
254
255	/* 32bpp small RGB image. */
256	uint8_t *pu8Thumbnail;
257	uint32_t cbThumbnail;
258	uint32_t cxThumbnail;
259	uint32_t cyThumbnail;
260
261	/* PNG screenshot. */
262	uint8_t *pu8PNG;
263	uint32_t cbPNG;
264	uint32_t cxPNG;
265	uint32_t cyPNG;
266	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
267
268	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
269	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
270	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
271	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
272	{
273	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
274	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail, &pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
275	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG, &pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
276	if (RT_FAILURE(rc))
277	{
278	AssertMsgFailed(("DisplayMakePNG failed %d\n", rc));
279	if (pData->pu8PNG)
280	{
281	RTMemFree(pData->pu8PNG);
282	pData->pu8PNG = NULL;
283	}
284	pData->cbPNG = 0;
285	pData->cxPNG = 0;
286	pData->cyPNG = 0;
287	}
288	}
289	#endif
290
291	DECLCALLBACK(void)
292	Display::displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
293	{
294	Display that = static_cast<Display>(pvUser);
295
296	/* 32bpp small RGB image. */
297	uint8_t *pu8Thumbnail = NULL;
298	uint32_t cbThumbnail = 0;
299	uint32_t cxThumbnail = 0;
300	uint32_t cyThumbnail = 0;
301
302	/* PNG screenshot. */
303	uint8_t *pu8PNG = NULL;
304	uint32_t cbPNG = 0;
305	uint32_t cxPNG = 0;
306	uint32_t cyPNG = 0;
307
308	Console::SafeVMPtr ptrVM(that->mParent);
309	if (ptrVM.isOk())
310	{
311	/* Query RGB bitmap. */
312	uint8_t *pu8Data = NULL;
313	size_t cbData = 0;
314	uint32_t cx = 0;
315	uint32_t cy = 0;
316
317	#ifdef VBOX_WITH_CROGL
318	BOOL f3DSnapshot = FALSE;
319	BOOL is3denabled;
320	that->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
321	if (is3denabled && that->mCrOglCallbacks.pfnHasData())
322	{
323	VMMDev *pVMMDev = that->mParent->getVMMDev();
324	if (pVMMDev)
325	{
326	VBOX_DISPLAY_SAVESCREENSHOT_DATA pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof (*pScreenshot));
327	if (pScreenshot)
328	{
329	/* screen id or CRSCREEN_ALL to specify all enabled */
330	pScreenshot->Base.u32Screen = 0;
331	pScreenshot->Base.u32Width = 0;
332	pScreenshot->Base.u32Height = 0;
333	pScreenshot->Base.u32Pitch = 0;
334	pScreenshot->Base.pvBuffer = NULL;
335	pScreenshot->Base.pvContext = pScreenshot;
336	pScreenshot->Base.pfnScreenshotBegin = NULL;
337	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
338	pScreenshot->Base.pfnScreenshotEnd = NULL;
339
340	VBOXHGCMSVCPARM parm;
341
342	parm.type = VBOX_HGCM_SVC_PARM_PTR;
343	parm.u.pointer.addr = &pScreenshot->Base;
344	parm.u.pointer.size = sizeof (pScreenshot->Base);
345
346	int rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_TAKE_SCREENSHOT, 1, &parm);
347	if (RT_SUCCESS(rc))
348	{
349	if (pScreenshot->pu8PNG)
350	{
351	pu8Thumbnail = pScreenshot->pu8Thumbnail;
352	cbThumbnail = pScreenshot->cbThumbnail;
353	cxThumbnail = pScreenshot->cxThumbnail;
354	cyThumbnail = pScreenshot->cyThumbnail;
355
356	/* PNG screenshot. */
357	pu8PNG = pScreenshot->pu8PNG;
358	cbPNG = pScreenshot->cbPNG;
359	cxPNG = pScreenshot->cxPNG;
360	cyPNG = pScreenshot->cyPNG;
361	f3DSnapshot = TRUE;
362	}
363	else
364	AssertMsgFailed(("no png\n"));
365	}
366	else
367	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed %d\n", rc));
368
369
370	RTMemFree(pScreenshot);
371	}
372	}
373	}
374
375	if (!f3DSnapshot)
376	#endif
377	{
378	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
379	int rc = Display::displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pu8Data, &cbData, &cx, &cy);
380
381	/*
382	* It is possible that success is returned but everything is 0 or NULL.
383	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
384	*/
385	if (RT_SUCCESS(rc) && pu8Data)
386	{
387	Assert(cx && cy);
388
389	/* Prepare a small thumbnail and a PNG screenshot. */
390	displayMakeThumbnail(pu8Data, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
391	rc = DisplayMakePNG(pu8Data, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
392	if (RT_FAILURE(rc))
393	{
394	if (pu8PNG)
395	{
396	RTMemFree(pu8PNG);
397	pu8PNG = NULL;
398	}
399	cbPNG = 0;
400	cxPNG = 0;
401	cyPNG = 0;
402	}
403
404	/* This can be called from any thread. */
405	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pu8Data);
406	}
407	}
408	}
409	else
410	{
411	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
412	}
413
414	/* Regardless of rc, save what is available:
415	* Data format:
416	* uint32_t cBlocks;
417	* [blocks]
418	*
419	* Each block is:
420	* uint32_t cbBlock; if 0 - no 'block data'.
421	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
422	* [block data]
423	*
424	* Block data for bitmap and PNG:
425	* uint32_t cx;
426	* uint32_t cy;
427	* [image data]
428	*/
429	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
430
431	/* First block. */
432	SSMR3PutU32(pSSM, cbThumbnail + 2 * sizeof (uint32_t));
433	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
434
435	if (cbThumbnail)
436	{
437	SSMR3PutU32(pSSM, cxThumbnail);
438	SSMR3PutU32(pSSM, cyThumbnail);
439	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
440	}
441
442	/* Second block. */
443	SSMR3PutU32(pSSM, cbPNG + 2 * sizeof (uint32_t));
444	SSMR3PutU32(pSSM, 1); /* Block type: png. */
445
446	if (cbPNG)
447	{
448	SSMR3PutU32(pSSM, cxPNG);
449	SSMR3PutU32(pSSM, cyPNG);
450	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
451	}
452
453	RTMemFree(pu8PNG);
454	RTMemFree(pu8Thumbnail);
455	}
456
457	DECLCALLBACK(int)
458	Display::displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
459	{
460	Display that = static_cast<Display>(pvUser);
461
462	if (uVersion != sSSMDisplayScreenshotVer)
463	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
464	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
465
466	/* Skip data. */
467	uint32_t cBlocks;
468	int rc = SSMR3GetU32(pSSM, &cBlocks);
469	AssertRCReturn(rc, rc);
470
471	for (uint32_t i = 0; i < cBlocks; i++)
472	{
473	uint32_t cbBlock;
474	rc = SSMR3GetU32(pSSM, &cbBlock);
475	AssertRCBreak(rc);
476
477	uint32_t typeOfBlock;
478	rc = SSMR3GetU32(pSSM, &typeOfBlock);
479	AssertRCBreak(rc);
480
481	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
482
483	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
484	* do not write any data if the image size was 0.
485	* @todo Fix and increase saved state version.
486	*/
487	if (cbBlock > 2 * sizeof (uint32_t))
488	{
489	rc = SSMR3Skip(pSSM, cbBlock);
490	AssertRCBreak(rc);
491	}
492	}
493
494	return rc;
495	}
496
497	/**
498	* Save/Load some important guest state
499	*/
500	DECLCALLBACK(void)
501	Display::displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
502	{
503	Display that = static_cast<Display>(pvUser);
504
505	SSMR3PutU32(pSSM, that->mcMonitors);
506	for (unsigned i = 0; i < that->mcMonitors; i++)
507	{
508	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
509	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
510	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
511	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
512	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
513	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
514	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
515	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
516	}
517	}
518
519	DECLCALLBACK(int)
520	Display::displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
521	{
522	Display that = static_cast<Display>(pvUser);
523
524	if (!( uVersion == sSSMDisplayVer
525	\|\| uVersion == sSSMDisplayVer2
526	\|\| uVersion == sSSMDisplayVer3))
527	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
528	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
529
530	uint32_t cMonitors;
531	int rc = SSMR3GetU32(pSSM, &cMonitors);
532	if (cMonitors != that->mcMonitors)
533	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
534
535	for (uint32_t i = 0; i < cMonitors; i++)
536	{
537	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
538	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
539	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
540	if ( uVersion == sSSMDisplayVer2
541	\|\| uVersion == sSSMDisplayVer3)
542	{
543	uint32_t w;
544	uint32_t h;
545	SSMR3GetU32(pSSM, &w);
546	SSMR3GetU32(pSSM, &h);
547	that->maFramebuffers[i].w = w;
548	that->maFramebuffers[i].h = h;
549	}
550	if (uVersion == sSSMDisplayVer3)
551	{
552	int32_t xOrigin;
553	int32_t yOrigin;
554	uint32_t flags;
555	SSMR3GetS32(pSSM, &xOrigin);
556	SSMR3GetS32(pSSM, &yOrigin);
557	SSMR3GetU32(pSSM, &flags);
558	that->maFramebuffers[i].xOrigin = xOrigin;
559	that->maFramebuffers[i].yOrigin = yOrigin;
560	that->maFramebuffers[i].flags = (uint16_t)flags;
561	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
562	}
563	}
564
565	return VINF_SUCCESS;
566	}
567
568	/**
569	* Initializes the display object.
570	*
571	* @returns COM result indicator
572	* @param parent handle of our parent object
573	* @param qemuConsoleData address of common console data structure
574	*/
575	HRESULT Display::init(Console *aParent)
576	{
577	ComAssertRet(aParent, E_INVALIDARG);
578	/* Enclose the state transition NotReady->InInit->Ready */
579	AutoInitSpan autoInitSpan(this);
580	AssertReturn(autoInitSpan.isOk(), E_FAIL);
581
582	unconst(mParent) = aParent;
583
584	ULONG ul;
585	mParent->machine()->COMGETTER(MonitorCount)(&ul);
586	mcMonitors = ul;
587
588	for (ul = 0; ul < mcMonitors; ul++)
589	{
590	maFramebuffers[ul].u32Offset = 0;
591	maFramebuffers[ul].u32MaxFramebufferSize = 0;
592	maFramebuffers[ul].u32InformationSize = 0;
593
594	maFramebuffers[ul].pFramebuffer = NULL;
595	/* All secondary monitors are disabled at startup. */
596	maFramebuffers[ul].fDisabled = ul > 0;
597
598	maFramebuffers[ul].xOrigin = 0;
599	maFramebuffers[ul].yOrigin = 0;
600
601	maFramebuffers[ul].w = 0;
602	maFramebuffers[ul].h = 0;
603
604	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
605
606	maFramebuffers[ul].u16BitsPerPixel = 0;
607	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
608	maFramebuffers[ul].u32LineSize = 0;
609
610	maFramebuffers[ul].pHostEvents = NULL;
611
612	maFramebuffers[ul].u32ResizeStatus = ResizeStatus_Void;
613
614	maFramebuffers[ul].fDefaultFormat = false;
615
616	maFramebuffers[ul].mcSavedVisibleRegion = 0;
617	maFramebuffers[ul].mpSavedVisibleRegion = NULL;
618
619	RT_ZERO(maFramebuffers[ul].dirtyRect);
620	RT_ZERO(maFramebuffers[ul].pendingResize);
621	#ifdef VBOX_WITH_HGSMI
622	maFramebuffers[ul].fVBVAEnabled = false;
623	maFramebuffers[ul].fVBVAForceResize = false;
624	maFramebuffers[ul].cVBVASkipUpdate = 0;
625	RT_ZERO(maFramebuffers[ul].vbvaSkippedRect);
626	maFramebuffers[ul].pVBVAHostFlags = NULL;
627	#endif /* VBOX_WITH_HGSMI */
628	#ifdef VBOX_WITH_CROGL
629	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
630	#endif
631	}
632
633	{
634	// register listener for state change events
635	ComPtr<IEventSource> es;
636	mParent->COMGETTER(EventSource)(es.asOutParam());
637	com::SafeArray <VBoxEventType_T> eventTypes;
638	eventTypes.push_back(VBoxEventType_OnStateChanged);
639	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
640	}
641
642	/* Confirm a successful initialization */
643	autoInitSpan.setSucceeded();
644
645	return S_OK;
646	}
647
648	/**
649	* Uninitializes the instance and sets the ready flag to FALSE.
650	* Called either from FinalRelease() or by the parent when it gets destroyed.
651	*/
652	void Display::uninit()
653	{
654	LogRelFlowFunc(("this=%p\n", this));
655
656	/* Enclose the state transition Ready->InUninit->NotReady */
657	AutoUninitSpan autoUninitSpan(this);
658	if (autoUninitSpan.uninitDone())
659	return;
660
661	ULONG ul;
662	for (ul = 0; ul < mcMonitors; ul++)
663	maFramebuffers[ul].pFramebuffer = NULL;
664
665	if (mParent)
666	{
667	ComPtr<IEventSource> es;
668	mParent->COMGETTER(EventSource)(es.asOutParam());
669	es->UnregisterListener(this);
670	}
671
672	unconst(mParent) = NULL;
673
674	if (mpDrv)
675	mpDrv->pDisplay = NULL;
676
677	mpDrv = NULL;
678	mpVMMDev = NULL;
679	mfVMMDevInited = true;
680	}
681
682	/**
683	* Register the SSM methods. Called by the power up thread to be able to
684	* pass pVM
685	*/
686	int Display::registerSSM(PUVM pUVM)
687	{
688	/* Version 2 adds width and height of the framebuffer; version 3 adds
689	* the framebuffer offset in the virtual desktop and the framebuffer flags.
690	*/
691	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer3,
692	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
693	NULL, NULL, NULL,
694	NULL, displaySSMSave, NULL,
695	NULL, displaySSMLoad, NULL, this);
696	AssertRCReturn(rc, rc);
697
698	/*
699	* Register loaders for old saved states where iInstance was
700	* 3 * sizeof(uint32_t *) due to a code mistake.
701	*/
702	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
703	NULL, NULL, NULL,
704	NULL, NULL, NULL,
705	NULL, displaySSMLoad, NULL, this);
706	AssertRCReturn(rc, rc);
707
708	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
709	NULL, NULL, NULL,
710	NULL, NULL, NULL,
711	NULL, displaySSMLoad, NULL, this);
712	AssertRCReturn(rc, rc);
713
714	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
715	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
716	NULL, NULL, NULL,
717	NULL, displaySSMSaveScreenshot, NULL,
718	NULL, displaySSMLoadScreenshot, NULL, this);
719
720	AssertRCReturn(rc, rc);
721
722	return VINF_SUCCESS;
723	}
724
725	#ifdef VBOX_WITH_CROGL
726	int Display::crOglWindowsShow(bool fShow)
727	{
728	if (!mfCrOglDataHidden == !!fShow)
729	return VINF_SUCCESS;
730
731	if (!mhCrOglSvc)
732	{
733	/* no 3D */
734	#ifdef DEBUG
735	BOOL is3denabled;
736	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
737	Assert(!is3denabled);
738	#endif
739	return VERR_INVALID_STATE;
740	}
741
742	VMMDev *pVMMDev = mParent->getVMMDev();
743	if (!pVMMDev)
744	{
745	AssertMsgFailed(("no vmmdev\n"));
746	return VERR_INVALID_STATE;
747	}
748
749	VBOXHGCMSVCPARM parm;
750
751	parm.type = VBOX_HGCM_SVC_PARM_32BIT;
752	parm.u.uint32 = (uint32_t)fShow;
753
754	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_WINDOWS_SHOW, &parm, NULL, NULL);
755	if (RT_SUCCESS(rc))
756	mfCrOglDataHidden = !fShow;
757	else
758	AssertMsgFailed(("hgcmHostFastCallAsync failed rc %n", rc));
759
760	return rc;
761	}
762	#endif
763
764
765	// IEventListener method
766	STDMETHODIMP Display::HandleEvent(IEvent * aEvent)
767	{
768	VBoxEventType_T aType = VBoxEventType_Invalid;
769
770	aEvent->COMGETTER(Type)(&aType);
771	switch (aType)
772	{
773	case VBoxEventType_OnStateChanged:
774	{
775	ComPtr<IStateChangedEvent> scev = aEvent;
776	Assert(scev);
777	MachineState_T machineState;
778	scev->COMGETTER(State)(&machineState);
779	if ( machineState == MachineState_Running
780	\|\| machineState == MachineState_Teleporting
781	\|\| machineState == MachineState_LiveSnapshotting
782	)
783	{
784	LogRelFlowFunc(("Machine is running.\n"));
785
786	mfMachineRunning = true;
787
788	#ifdef VBOX_WITH_CROGL
789	crOglWindowsShow(true);
790	#endif
791	}
792	else
793	{
794	mfMachineRunning = false;
795
796	#ifdef VBOX_WITH_CROGL
797	if (machineState == MachineState_Paused)
798	crOglWindowsShow(false);
799	#endif
800	}
801	break;
802	}
803	default:
804	AssertFailed();
805	}
806
807	return S_OK;
808	}
809
810	// public methods only for internal purposes
811	/////////////////////////////////////////////////////////////////////////////
812
813	/**
814	* @thread EMT
815	*/
816	static int callFramebufferResize (IFramebuffer *pFramebuffer, unsigned uScreenId,
817	ULONG pixelFormat, void *pvVRAM,
818	uint32_t bpp, uint32_t cbLine,
819	uint32_t w, uint32_t h)
820	{
821	Assert (pFramebuffer);
822
823	/* Call the framebuffer to try and set required pixelFormat. */
824	BOOL finished = TRUE;
825
826	pFramebuffer->RequestResize (uScreenId, pixelFormat, (BYTE *) pvVRAM,
827	bpp, cbLine, w, h, &finished);
828
829	if (!finished)
830	{
831	LogRelFlowFunc(("External framebuffer wants us to wait!\n"));
832	return VINF_VGA_RESIZE_IN_PROGRESS;
833	}
834
835	return VINF_SUCCESS;
836	}
837
838	int Display::notifyCroglResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, void *pvVRAM)
839	{
840	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
841	BOOL is3denabled;
842	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
843
844	if (is3denabled)
845	{
846	int rc = VERR_INVALID_STATE;
847	if (mhCrOglSvc)
848	{
849	VMMDev *pVMMDev = mParent->getVMMDev();
850	if (pVMMDev)
851	{
852	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)RTMemAlloc(sizeof (*pData));
853	if (pData)
854	{
855	pData->Screen = *pScreen;
856	pData->pvVRAM = pvVRAM;
857
858	VBOXHGCMSVCPARM parm;
859
860	parm.type = VBOX_HGCM_SVC_PARM_PTR;
861	parm.u.pointer.addr = pData;
862	parm.u.pointer.size = sizeof (*pData);
863
864	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_DEV_RESIZE, &parm, displayCrAsyncCmdCompletion, this);
865	AssertRC(rc);
866	}
867	else
868	rc = VERR_NO_MEMORY;
869	}
870	}
871
872	return rc;
873	}
874	#endif /* #if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
875	return VINF_SUCCESS;
876	}
877
878	/**
879	* Handles display resize event.
880	* Disables access to VGA device;
881	* calls the framebuffer RequestResize method;
882	* if framebuffer resizes synchronously,
883	* updates the display connector data and enables access to the VGA device.
884	*
885	* @param w New display width
886	* @param h New display height
887	*
888	* @thread EMT
889	*/
890	int Display::handleDisplayResize (unsigned uScreenId, uint32_t bpp, void *pvVRAM,
891	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
892	{
893	LogRel(("Display::handleDisplayResize(): uScreenId = %d, pvVRAM=%p "
894	"w=%d h=%d bpp=%d cbLine=0x%X, flags=0x%X\n",
895	uScreenId, pvVRAM, w, h, bpp, cbLine, flags));
896
897	/* If there is no framebuffer, this call is not interesting. */
898	if ( uScreenId >= mcMonitors
899	\|\| maFramebuffers[uScreenId].pFramebuffer.isNull())
900	{
901	return VINF_SUCCESS;
902	}
903
904	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
905	{
906	mLastAddress = pvVRAM;
907	mLastBytesPerLine = cbLine;
908	mLastBitsPerPixel = bpp;
909	mLastWidth = w;
910	mLastHeight = h;
911	mLastFlags = flags;
912	}
913
914	ULONG pixelFormat;
915
916	switch (bpp)
917	{
918	case 32:
919	case 24:
920	case 16:
921	pixelFormat = FramebufferPixelFormat_FOURCC_RGB;
922	break;
923	default:
924	pixelFormat = FramebufferPixelFormat_Opaque;
925	bpp = cbLine = 0;
926	break;
927	}
928
929	/* Atomically set the resize status before calling the framebuffer. The new InProgress status will
930	* disable access to the VGA device by the EMT thread.
931	*/
932	bool f = ASMAtomicCmpXchgU32 (&maFramebuffers[uScreenId].u32ResizeStatus,
933	ResizeStatus_InProgress, ResizeStatus_Void);
934	if (!f)
935	{
936	/* This could be a result of the screenshot taking call Display::TakeScreenShot:
937	* if the framebuffer is processing the resize request and GUI calls the TakeScreenShot
938	* and the guest has reprogrammed the virtual VGA devices again so a new resize is required.
939	*
940	* Save the resize information and return the pending status code.
941	*
942	* Note: the resize information is only accessed on EMT so no serialization is required.
943	*/
944	LogRel(("Display::handleDisplayResize(): Warning: resize postponed.\n"));
945
946	maFramebuffers[uScreenId].pendingResize.fPending = true;
947	maFramebuffers[uScreenId].pendingResize.pixelFormat = pixelFormat;
948	maFramebuffers[uScreenId].pendingResize.pvVRAM = pvVRAM;
949	maFramebuffers[uScreenId].pendingResize.bpp = bpp;
950	maFramebuffers[uScreenId].pendingResize.cbLine = cbLine;
951	maFramebuffers[uScreenId].pendingResize.w = w;
952	maFramebuffers[uScreenId].pendingResize.h = h;
953	maFramebuffers[uScreenId].pendingResize.flags = flags;
954
955	return VINF_VGA_RESIZE_IN_PROGRESS;
956	}
957
958	/* Framebuffer will be invalid during resize, make sure that it is not accessed. */
959	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
960	mpDrv->pUpPort->pfnSetRenderVRAM (mpDrv->pUpPort, false);
961
962	int rc = callFramebufferResize (maFramebuffers[uScreenId].pFramebuffer, uScreenId,
963	pixelFormat, pvVRAM, bpp, cbLine, w, h);
964	if (rc == VINF_VGA_RESIZE_IN_PROGRESS)
965	{
966	/* Immediately return to the caller. ResizeCompleted will be called back by the
967	* GUI thread. The ResizeCompleted callback will change the resize status from
968	* InProgress to UpdateDisplayData. The latter status will be checked by the
969	* display timer callback on EMT and all required adjustments will be done there.
970	*/
971	return rc;
972	}
973
974	/* Set the status so the 'handleResizeCompleted' would work. */
975	f = ASMAtomicCmpXchgU32 (&maFramebuffers[uScreenId].u32ResizeStatus,
976	ResizeStatus_UpdateDisplayData, ResizeStatus_InProgress);
977	AssertRelease(f);NOREF(f);
978
979	AssertRelease(!maFramebuffers[uScreenId].pendingResize.fPending);
980
981	/* The method also unlocks the framebuffer. */
982	handleResizeCompletedEMT();
983
984	return VINF_SUCCESS;
985	}
986
987	/**
988	* Framebuffer has been resized.
989	* Read the new display data and unlock the framebuffer.
990	*
991	* @thread EMT
992	*/
993	void Display::handleResizeCompletedEMT (void)
994	{
995	LogRelFlowFunc(("\n"));
996
997	unsigned uScreenId;
998	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
999	{
1000	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1001
1002	/* Try to into non resizing state. */
1003	bool f = ASMAtomicCmpXchgU32 (&pFBInfo->u32ResizeStatus, ResizeStatus_Void, ResizeStatus_UpdateDisplayData);
1004
1005	if (f == false)
1006	{
1007	/* This is not the display that has completed resizing. */
1008	continue;
1009	}
1010
1011	/* Check whether a resize is pending for this framebuffer. */
1012	if (pFBInfo->pendingResize.fPending)
1013	{
1014	/* Reset the condition, call the display resize with saved data and continue.
1015	*
1016	* Note: handleDisplayResize can call handleResizeCompletedEMT back,
1017	* but infinite recursion is not possible, because when the handleResizeCompletedEMT
1018	* is called, the pFBInfo->pendingResize.fPending is equal to false.
1019	*/
1020	pFBInfo->pendingResize.fPending = false;
1021	handleDisplayResize (uScreenId, pFBInfo->pendingResize.bpp, pFBInfo->pendingResize.pvVRAM,
1022	pFBInfo->pendingResize.cbLine, pFBInfo->pendingResize.w, pFBInfo->pendingResize.h, pFBInfo->pendingResize.flags);
1023	continue;
1024	}
1025
1026	/* Inform VRDP server about the change of display parameters.
1027	* Must be done before calling NotifyUpdate below.
1028	*/
1029	LogRelFlowFunc(("Calling VRDP\n"));
1030	mParent->consoleVRDPServer()->SendResize();
1031
1032	/* @todo Merge these two 'if's within one 'if (!pFBInfo->pFramebuffer.isNull())' */
1033	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && !pFBInfo->pFramebuffer.isNull())
1034	{
1035	/* Primary framebuffer has completed the resize. Update the connector data for VGA device. */
1036	int rc2 = updateDisplayData();
1037
1038	/* Check the framebuffer pixel format to setup the rendering in VGA device. */
1039	BOOL usesGuestVRAM = FALSE;
1040	pFBInfo->pFramebuffer->COMGETTER(UsesGuestVRAM) (&usesGuestVRAM);
1041
1042	pFBInfo->fDefaultFormat = (usesGuestVRAM == FALSE);
1043
1044	/* If the primary framebuffer is disabled, tell the VGA device to not to copy
1045	* pixels from VRAM to the framebuffer.
1046	*/
1047	if (pFBInfo->fDisabled \|\| RT_FAILURE(rc2))
1048	mpDrv->pUpPort->pfnSetRenderVRAM (mpDrv->pUpPort, false);
1049	else
1050	mpDrv->pUpPort->pfnSetRenderVRAM (mpDrv->pUpPort,
1051	pFBInfo->fDefaultFormat);
1052
1053	/* If the screen resize was because of disabling, tell framebuffer to repaint.
1054	* The framebuffer if now in default format so it will not use guest VRAM
1055	* and will show usually black image which is there after framebuffer resize.
1056	*/
1057	if (pFBInfo->fDisabled)
1058	pFBInfo->pFramebuffer->NotifyUpdate(0, 0, mpDrv->IConnector.cx, mpDrv->IConnector.cy);
1059	}
1060	else if (!pFBInfo->pFramebuffer.isNull())
1061	{
1062	BOOL usesGuestVRAM = FALSE;
1063	pFBInfo->pFramebuffer->COMGETTER(UsesGuestVRAM) (&usesGuestVRAM);
1064
1065	pFBInfo->fDefaultFormat = (usesGuestVRAM == FALSE);
1066
1067	/* If the screen resize was because of disabling, tell framebuffer to repaint.
1068	* The framebuffer if now in default format so it will not use guest VRAM
1069	* and will show usually black image which is there after framebuffer resize.
1070	*/
1071	if (pFBInfo->fDisabled)
1072	pFBInfo->pFramebuffer->NotifyUpdate(0, 0, pFBInfo->w, pFBInfo->h);
1073	}
1074	LogRelFlow(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1075
1076	/* Repaint the display because VM continued to run during the framebuffer resize. */
1077	InvalidateAndUpdateEMT(this, uScreenId, false);
1078
1079	/* Handle the case if there are some saved visible region that needs to be
1080	* applied after the resize of the framebuffer is completed
1081	*/
1082	SaveSeamlessRectLock();
1083	PRTRECT pSavedVisibleRegion = pFBInfo->mpSavedVisibleRegion;
1084	uint32_t cSavedVisibleRegion = pFBInfo->mcSavedVisibleRegion;
1085	pFBInfo->mpSavedVisibleRegion = NULL;
1086	pFBInfo->mcSavedVisibleRegion = 0;
1087	SaveSeamlessRectUnLock();
1088
1089	if (pSavedVisibleRegion)
1090	{
1091	handleSetVisibleRegion(cSavedVisibleRegion, pSavedVisibleRegion);
1092	RTMemFree(pSavedVisibleRegion);
1093	}
1094
1095	#ifdef DEBUG_sunlover
1096	if (!g_stam)
1097	{
1098	Console::SafeVMPtr ptrVM(mParent);
1099	AssertComRC(ptrVM.rc());
1100	STAMR3RegisterU(ptrVM.rawUVM(), &g_StatDisplayRefresh, STAMTYPE_PROFILE, STAMVISIBILITY_ALWAYS,
1101	"/PROF/Display/Refresh", STAMUNIT_TICKS_PER_CALL, "Time spent in EMT for display updates.");
1102	g_stam = 1;
1103	}
1104	#endif /* DEBUG_sunlover */
1105
1106	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1107	{
1108	BOOL is3denabled;
1109	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
1110
1111	if (is3denabled)
1112	{
1113	VBOXHGCMSVCPARM parm;
1114
1115	parm.type = VBOX_HGCM_SVC_PARM_32BIT;
1116	parm.u.uint32 = uScreenId;
1117
1118	VMMDev *pVMMDev = mParent->getVMMDev();
1119	if (pVMMDev)
1120	{
1121	#if 0
1122	if (mhCrOglSvc)
1123	pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_SCREEN_CHANGED, &parm, NULL, NULL);
1124	else
1125	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1126	#else
1127	pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_SCREEN_CHANGED, SHCRGL_CPARMS_SCREEN_CHANGED, &parm);
1128	#endif
1129	}
1130	}
1131	}
1132	#endif /* VBOX_WITH_CROGL */
1133	}
1134	}
1135
1136	static void checkCoordBounds (int px, int py, int pw, int ph, int cx, int cy)
1137	{
1138	/* Correct negative x and y coordinates. */
1139	if (*px < 0)
1140	{
1141	px += pw; /* Compute xRight which is also the new width. */
1142
1143	pw = (px < 0)? 0: *px;
1144
1145	*px = 0;
1146	}
1147
1148	if (*py < 0)
1149	{
1150	py += ph; /* Compute xBottom, which is also the new height. */
1151
1152	ph = (py < 0)? 0: *py;
1153
1154	*py = 0;
1155	}
1156
1157	/* Also check if coords are greater than the display resolution. */
1158	if (px + pw > cx)
1159	{
1160	pw = cx > px? cx - *px: 0;
1161	}
1162
1163	if (py + ph > cy)
1164	{
1165	ph = cy > py? cy - *py: 0;
1166	}
1167	}
1168
1169	unsigned mapCoordsToScreen(DISPLAYFBINFO pInfos, unsigned cInfos, int px, int py, int pw, int *ph)
1170	{
1171	DISPLAYFBINFO *pInfo = pInfos;
1172	unsigned uScreenId;
1173	LogSunlover(("mapCoordsToScreen: %d,%d %dx%d\n", px, py, pw, ph));
1174	for (uScreenId = 0; uScreenId < cInfos; uScreenId++, pInfo++)
1175	{
1176	LogSunlover((" [%d] %d,%d %dx%d\n", uScreenId, pInfo->xOrigin, pInfo->yOrigin, pInfo->w, pInfo->h));
1177	if ( (pInfo->xOrigin <= px && px < pInfo->xOrigin + (int)pInfo->w)
1178	&& (pInfo->yOrigin <= py && py < pInfo->yOrigin + (int)pInfo->h))
1179	{
1180	/* The rectangle belongs to the screen. Correct coordinates. */
1181	*px -= pInfo->xOrigin;
1182	*py -= pInfo->yOrigin;
1183	LogSunlover((" -> %d,%d", px, py));
1184	break;
1185	}
1186	}
1187	if (uScreenId == cInfos)
1188	{
1189	/* Map to primary screen. */
1190	uScreenId = 0;
1191	}
1192	LogSunlover((" scr %d\n", uScreenId));
1193	return uScreenId;
1194	}
1195
1196
1197	/**
1198	* Handles display update event.
1199	*
1200	* @param x Update area x coordinate
1201	* @param y Update area y coordinate
1202	* @param w Update area width
1203	* @param h Update area height
1204	*
1205	* @thread EMT
1206	*/
1207	void Display::handleDisplayUpdateLegacy (int x, int y, int w, int h)
1208	{
1209	unsigned uScreenId = mapCoordsToScreen(maFramebuffers, mcMonitors, &x, &y, &w, &h);
1210
1211	#ifdef DEBUG_sunlover
1212	LogFlowFunc(("%d,%d %dx%d (checked)\n", x, y, w, h));
1213	#endif /* DEBUG_sunlover */
1214
1215	handleDisplayUpdate (uScreenId, x, y, w, h);
1216	}
1217
1218	void Display::handleDisplayUpdate (unsigned uScreenId, int x, int y, int w, int h)
1219	{
1220	/*
1221	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1222	* Safe to use VBVA vars and take the framebuffer lock.
1223	*/
1224
1225	#ifdef DEBUG_sunlover
1226	LogFlowFunc(("[%d] %d,%d %dx%d (%d,%d)\n",
1227	uScreenId, x, y, w, h, mpDrv->IConnector.cx, mpDrv->IConnector.cy));
1228	#endif /* DEBUG_sunlover */
1229
1230	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1231
1232	// if there is no framebuffer, this call is not interesting
1233	if ( pFramebuffer == NULL
1234	\|\| maFramebuffers[uScreenId].fDisabled)
1235	return;
1236
1237	pFramebuffer->Lock();
1238
1239	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
1240	checkCoordBounds (&x, &y, &w, &h, mpDrv->IConnector.cx, mpDrv->IConnector.cy);
1241	else
1242	checkCoordBounds (&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1243	maFramebuffers[uScreenId].h);
1244
1245	if (w != 0 && h != 0)
1246	pFramebuffer->NotifyUpdate(x, y, w, h);
1247
1248	pFramebuffer->Unlock();
1249
1250	#ifndef VBOX_WITH_HGSMI
1251	if (!mfVideoAccelEnabled)
1252	{
1253	#else
1254	if (!mfVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1255	{
1256	#endif /* VBOX_WITH_HGSMI */
1257	/* When VBVA is enabled, the VRDP server is informed in the VideoAccelFlush.
1258	* Inform the server here only if VBVA is disabled.
1259	*/
1260	if (maFramebuffers[uScreenId].u32ResizeStatus == ResizeStatus_Void)
1261	mParent->consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1262	}
1263	}
1264
1265	/**
1266	* Returns the upper left and lower right corners of the virtual framebuffer.
1267	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1268	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1269	*/
1270	void Display::getFramebufferDimensions(int32_t px1, int32_t py1,
1271	int32_t px2, int32_t py2)
1272	{
1273	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1274	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1275
1276	AssertPtrReturnVoid(px1);
1277	AssertPtrReturnVoid(py1);
1278	AssertPtrReturnVoid(px2);
1279	AssertPtrReturnVoid(py2);
1280	LogRelFlowFunc(("\n"));
1281
1282	if (!mpDrv)
1283	return;
1284	/* If VBVA is not in use then this flag will not be set and this
1285	* will still work as it should. */
1286	if (!maFramebuffers[0].fDisabled)
1287	{
1288	x1 = (int32_t)maFramebuffers[0].xOrigin;
1289	y1 = (int32_t)maFramebuffers[0].yOrigin;
1290	x2 = mpDrv->IConnector.cx + (int32_t)maFramebuffers[0].xOrigin;
1291	y2 = mpDrv->IConnector.cy + (int32_t)maFramebuffers[0].yOrigin;
1292	}
1293	for (unsigned i = 1; i < mcMonitors; ++i)
1294	{
1295	if (!maFramebuffers[i].fDisabled)
1296	{
1297	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1298	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1299	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin
1300	+ (int32_t)maFramebuffers[i].w);
1301	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin
1302	+ (int32_t)maFramebuffers[i].h);
1303	}
1304	}
1305	*px1 = x1;
1306	*py1 = y1;
1307	*px2 = x2;
1308	*py2 = y2;
1309	}
1310
1311	static bool displayIntersectRect(RTRECT *prectResult,
1312	const RTRECT *prect1,
1313	const RTRECT *prect2)
1314	{
1315	/* Initialize result to an empty record. */
1316	memset (prectResult, 0, sizeof (RTRECT));
1317
1318	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1319	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1320
1321	if (xLeftResult < xRightResult)
1322	{
1323	/* There is intersection by X. */
1324
1325	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1326	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1327
1328	if (yTopResult < yBottomResult)
1329	{
1330	/* There is intersection by Y. */
1331
1332	prectResult->xLeft = xLeftResult;
1333	prectResult->yTop = yTopResult;
1334	prectResult->xRight = xRightResult;
1335	prectResult->yBottom = yBottomResult;
1336
1337	return true;
1338	}
1339	}
1340
1341	return false;
1342	}
1343
1344	int Display::handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1345	{
1346	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1347	* sizeof (RTRECT));
1348	if (!pVisibleRegion)
1349	{
1350	return VERR_NO_TMP_MEMORY;
1351	}
1352
1353	unsigned uScreenId;
1354	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1355	{
1356	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1357
1358	if (!pFBInfo->pFramebuffer.isNull())
1359	{
1360	if (pFBInfo->u32ResizeStatus != ResizeStatus_Void)
1361	{
1362	/* handle the case where new rectangles are received from the GA
1363	* when framebuffer resizing is in progress.
1364	* Just save the rectangles to be applied for later time when FB resizing is complete
1365	* (from handleResizeCompletedEMT).
1366	* This is done to prevent a race condition where a new rectangles are received
1367	* from the GA after a resize event and framebuffer resizing is still in progress
1368	* As a result the coordinates of the framebuffer are still
1369	* not updated and hence there is no intersection with the new rectangles passed
1370	* for the new region (THis is checked in the above if condition ). With 0 intersection,
1371	* cRectVisibleRegions = 0 is returned to the GUI and if GUI has invalidated its
1372	* earlier region then it draws nothihing and seamless mode doesn't display the
1373	* guest desktop.
1374	*/
1375	SaveSeamlessRectLock();
1376	RTMemFree(pFBInfo->mpSavedVisibleRegion);
1377
1378	pFBInfo->mpSavedVisibleRegion = (RTRECT *)RTMemAlloc( RT_MAX(cRect, 1)
1379	* sizeof (RTRECT));
1380	if (pFBInfo->mpSavedVisibleRegion)
1381	{
1382	memcpy(pFBInfo->mpSavedVisibleRegion, pRect, cRect * sizeof(RTRECT));
1383	pFBInfo->mcSavedVisibleRegion = cRect;
1384	}
1385	else
1386	{
1387	pFBInfo->mcSavedVisibleRegion = 0;
1388	}
1389	SaveSeamlessRectUnLock();
1390	continue;
1391	}
1392	/* Prepare a new array of rectangles which intersect with the framebuffer.
1393	*/
1394	RTRECT rectFramebuffer;
1395	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
1396	{
1397	rectFramebuffer.xLeft = 0;
1398	rectFramebuffer.yTop = 0;
1399	if (mpDrv)
1400	{
1401	rectFramebuffer.xRight = mpDrv->IConnector.cx;
1402	rectFramebuffer.yBottom = mpDrv->IConnector.cy;
1403	}
1404	else
1405	{
1406	rectFramebuffer.xRight = 0;
1407	rectFramebuffer.yBottom = 0;
1408	}
1409	}
1410	else
1411	{
1412	rectFramebuffer.xLeft = pFBInfo->xOrigin;
1413	rectFramebuffer.yTop = pFBInfo->yOrigin;
1414	rectFramebuffer.xRight = pFBInfo->xOrigin + pFBInfo->w;
1415	rectFramebuffer.yBottom = pFBInfo->yOrigin + pFBInfo->h;
1416	}
1417
1418	uint32_t cRectVisibleRegion = 0;
1419
1420	uint32_t i;
1421	for (i = 0; i < cRect; i++)
1422	{
1423	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1424	{
1425	pVisibleRegion[cRectVisibleRegion].xLeft -= pFBInfo->xOrigin;
1426	pVisibleRegion[cRectVisibleRegion].yTop -= pFBInfo->yOrigin;
1427	pVisibleRegion[cRectVisibleRegion].xRight -= pFBInfo->xOrigin;
1428	pVisibleRegion[cRectVisibleRegion].yBottom -= pFBInfo->yOrigin;
1429
1430	cRectVisibleRegion++;
1431	}
1432	}
1433	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1434	}
1435	}
1436
1437	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1438	BOOL is3denabled = FALSE;
1439
1440	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
1441
1442	VMMDev *vmmDev = mParent->getVMMDev();
1443	if (is3denabled && vmmDev)
1444	{
1445	if (mhCrOglSvc)
1446	{
1447	RTRECT pRectsCopy = (RTRECT )RTMemAlloc( RT_MAX(cRect, 1)
1448	* sizeof (RTRECT));
1449	if (pRectsCopy)
1450	{
1451	memcpy(pRectsCopy, pRect, cRect * sizeof (RTRECT));
1452
1453	VBOXHGCMSVCPARM parm;
1454
1455	parm.type = VBOX_HGCM_SVC_PARM_PTR;
1456	parm.u.pointer.addr = pRectsCopy;
1457	parm.u.pointer.size = cRect * sizeof (RTRECT);
1458
1459	vmmDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_SET_VISIBLE_REGION, &parm, displayCrAsyncCmdCompletion, this);
1460	}
1461	else
1462	AssertMsgFailed(("failed to allocate rects memory\n"));
1463	}
1464	else
1465	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1466	}
1467	#endif
1468
1469	RTMemTmpFree(pVisibleRegion);
1470
1471	return VINF_SUCCESS;
1472	}
1473
1474	int Display::handleQueryVisibleRegion(uint32_t *pcRect, PRTRECT pRect)
1475	{
1476	// @todo Currently not used by the guest and is not implemented in framebuffers. Remove?
1477	return VERR_NOT_SUPPORTED;
1478	}
1479
1480	typedef struct _VBVADIRTYREGION
1481	{
1482	/* Copies of object's pointers used by vbvaRgn functions. */
1483	DISPLAYFBINFO *paFramebuffers;
1484	unsigned cMonitors;
1485	Display *pDisplay;
1486	PPDMIDISPLAYPORT pPort;
1487
1488	} VBVADIRTYREGION;
1489
1490	static void vbvaRgnInit (VBVADIRTYREGION prgn, DISPLAYFBINFO paFramebuffers, unsigned cMonitors, Display *pd, PPDMIDISPLAYPORT pp)
1491	{
1492	prgn->paFramebuffers = paFramebuffers;
1493	prgn->cMonitors = cMonitors;
1494	prgn->pDisplay = pd;
1495	prgn->pPort = pp;
1496
1497	unsigned uScreenId;
1498	for (uScreenId = 0; uScreenId < cMonitors; uScreenId++)
1499	{
1500	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1501
1502	RT_ZERO(pFBInfo->dirtyRect);
1503	}
1504	}
1505
1506	static void vbvaRgnDirtyRect (VBVADIRTYREGION prgn, unsigned uScreenId, VBVACMDHDR phdr)
1507	{
1508	LogSunlover(("x = %d, y = %d, w = %d, h = %d\n",
1509	phdr->x, phdr->y, phdr->w, phdr->h));
1510
1511	/*
1512	* Here update rectangles are accumulated to form an update area.
1513	* @todo
1514	* Now the simplest method is used which builds one rectangle that
1515	* includes all update areas. A bit more advanced method can be
1516	* employed here. The method should be fast however.
1517	*/
1518	if (phdr->w == 0 \|\| phdr->h == 0)
1519	{
1520	/* Empty rectangle. */
1521	return;
1522	}
1523
1524	int32_t xRight = phdr->x + phdr->w;
1525	int32_t yBottom = phdr->y + phdr->h;
1526
1527	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1528
1529	if (pFBInfo->dirtyRect.xRight == 0)
1530	{
1531	/* This is the first rectangle to be added. */
1532	pFBInfo->dirtyRect.xLeft = phdr->x;
1533	pFBInfo->dirtyRect.yTop = phdr->y;
1534	pFBInfo->dirtyRect.xRight = xRight;
1535	pFBInfo->dirtyRect.yBottom = yBottom;
1536	}
1537	else
1538	{
1539	/* Adjust region coordinates. */
1540	if (pFBInfo->dirtyRect.xLeft > phdr->x)
1541	{
1542	pFBInfo->dirtyRect.xLeft = phdr->x;
1543	}
1544
1545	if (pFBInfo->dirtyRect.yTop > phdr->y)
1546	{
1547	pFBInfo->dirtyRect.yTop = phdr->y;
1548	}
1549
1550	if (pFBInfo->dirtyRect.xRight < xRight)
1551	{
1552	pFBInfo->dirtyRect.xRight = xRight;
1553	}
1554
1555	if (pFBInfo->dirtyRect.yBottom < yBottom)
1556	{
1557	pFBInfo->dirtyRect.yBottom = yBottom;
1558	}
1559	}
1560
1561	if (pFBInfo->fDefaultFormat)
1562	{
1563	//@todo pfnUpdateDisplayRect must take the vram offset parameter for the framebuffer
1564	prgn->pPort->pfnUpdateDisplayRect (prgn->pPort, phdr->x, phdr->y, phdr->w, phdr->h);
1565	prgn->pDisplay->handleDisplayUpdateLegacy (phdr->x + pFBInfo->xOrigin,
1566	phdr->y + pFBInfo->yOrigin, phdr->w, phdr->h);
1567	}
1568
1569	return;
1570	}
1571
1572	static void vbvaRgnUpdateFramebuffer (VBVADIRTYREGION *prgn, unsigned uScreenId)
1573	{
1574	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1575
1576	uint32_t w = pFBInfo->dirtyRect.xRight - pFBInfo->dirtyRect.xLeft;
1577	uint32_t h = pFBInfo->dirtyRect.yBottom - pFBInfo->dirtyRect.yTop;
1578
1579	if (!pFBInfo->fDefaultFormat && pFBInfo->pFramebuffer && w != 0 && h != 0)
1580	{
1581	//@todo pfnUpdateDisplayRect must take the vram offset parameter for the framebuffer
1582	prgn->pPort->pfnUpdateDisplayRect (prgn->pPort, pFBInfo->dirtyRect.xLeft, pFBInfo->dirtyRect.yTop, w, h);
1583	prgn->pDisplay->handleDisplayUpdateLegacy (pFBInfo->dirtyRect.xLeft + pFBInfo->xOrigin,
1584	pFBInfo->dirtyRect.yTop + pFBInfo->yOrigin, w, h);
1585	}
1586	}
1587
1588	static void vbvaSetMemoryFlags (VBVAMEMORY *pVbvaMemory,
1589	bool fVideoAccelEnabled,
1590	bool fVideoAccelVRDP,
1591	uint32_t fu32SupportedOrders,
1592	DISPLAYFBINFO *paFBInfos,
1593	unsigned cFBInfos)
1594	{
1595	if (pVbvaMemory)
1596	{
1597	/* This called only on changes in mode. So reset VRDP always. */
1598	uint32_t fu32Flags = VBVA_F_MODE_VRDP_RESET;
1599
1600	if (fVideoAccelEnabled)
1601	{
1602	fu32Flags \|= VBVA_F_MODE_ENABLED;
1603
1604	if (fVideoAccelVRDP)
1605	{
1606	fu32Flags \|= VBVA_F_MODE_VRDP \| VBVA_F_MODE_VRDP_ORDER_MASK;
1607
1608	pVbvaMemory->fu32SupportedOrders = fu32SupportedOrders;
1609	}
1610	}
1611
1612	pVbvaMemory->fu32ModeFlags = fu32Flags;
1613	}
1614
1615	unsigned uScreenId;
1616	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1617	{
1618	if (paFBInfos[uScreenId].pHostEvents)
1619	{
1620	paFBInfos[uScreenId].pHostEvents->fu32Events \|= VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1621	}
1622	}
1623	}
1624
1625	#ifdef VBOX_WITH_HGSMI
1626	static void vbvaSetMemoryFlagsHGSMI (unsigned uScreenId,
1627	uint32_t fu32SupportedOrders,
1628	bool fVideoAccelVRDP,
1629	DISPLAYFBINFO *pFBInfo)
1630	{
1631	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1632
1633	if (pFBInfo->pVBVAHostFlags)
1634	{
1635	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1636
1637	if (pFBInfo->fVBVAEnabled)
1638	{
1639	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1640
1641	if (fVideoAccelVRDP)
1642	{
1643	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1644	}
1645	}
1646
1647	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1648	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1649
1650	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1651	}
1652	}
1653
1654	static void vbvaSetMemoryFlagsAllHGSMI (uint32_t fu32SupportedOrders,
1655	bool fVideoAccelVRDP,
1656	DISPLAYFBINFO *paFBInfos,
1657	unsigned cFBInfos)
1658	{
1659	unsigned uScreenId;
1660
1661	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1662	{
1663	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1664	}
1665	}
1666	#endif /* VBOX_WITH_HGSMI */
1667
1668	bool Display::VideoAccelAllowed (void)
1669	{
1670	return true;
1671	}
1672
1673	int Display::vbvaLock(void)
1674	{
1675	return RTCritSectEnter(&mVBVALock);
1676	}
1677
1678	void Display::vbvaUnlock(void)
1679	{
1680	RTCritSectLeave(&mVBVALock);
1681	}
1682
1683	int Display::SaveSeamlessRectLock(void)
1684	{
1685	return RTCritSectEnter(&mSaveSeamlessRectLock);
1686	}
1687
1688	void Display::SaveSeamlessRectUnLock(void)
1689	{
1690	RTCritSectLeave(&mSaveSeamlessRectLock);
1691	}
1692
1693
1694	/**
1695	* @thread EMT
1696	*/
1697	int Display::VideoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory)
1698	{
1699	int rc;
1700	vbvaLock();
1701	rc = videoAccelEnable (fEnable, pVbvaMemory);
1702	vbvaUnlock();
1703	return rc;
1704	}
1705
1706	int Display::videoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory)
1707	{
1708	int rc = VINF_SUCCESS;
1709
1710	/* Called each time the guest wants to use acceleration,
1711	* or when the VGA device disables acceleration,
1712	* or when restoring the saved state with accel enabled.
1713	*
1714	* VGA device disables acceleration on each video mode change
1715	* and on reset.
1716	*
1717	* Guest enabled acceleration at will. And it has to enable
1718	* acceleration after a mode change.
1719	*/
1720	LogRelFlowFunc(("mfVideoAccelEnabled = %d, fEnable = %d, pVbvaMemory = %p\n",
1721	mfVideoAccelEnabled, fEnable, pVbvaMemory));
1722
1723	/* Strictly check parameters. Callers must not pass anything in the case. */
1724	Assert((fEnable && pVbvaMemory) \|\| (!fEnable && pVbvaMemory == NULL));
1725
1726	if (!VideoAccelAllowed ())
1727	return VERR_NOT_SUPPORTED;
1728
1729	/*
1730	* Verify that the VM is in running state. If it is not,
1731	* then this must be postponed until it goes to running.
1732	*/
1733	if (!mfMachineRunning)
1734	{
1735	Assert (!mfVideoAccelEnabled);
1736
1737	LogRelFlowFunc(("Machine is not yet running.\n"));
1738
1739	if (fEnable)
1740	{
1741	mfPendingVideoAccelEnable = fEnable;
1742	mpPendingVbvaMemory = pVbvaMemory;
1743	}
1744
1745	return rc;
1746	}
1747
1748	/* Check that current status is not being changed */
1749	if (mfVideoAccelEnabled == fEnable)
1750	return rc;
1751
1752	if (mfVideoAccelEnabled)
1753	{
1754	/* Process any pending orders and empty the VBVA ring buffer. */
1755	videoAccelFlush ();
1756	}
1757
1758	if (!fEnable && mpVbvaMemory)
1759	mpVbvaMemory->fu32ModeFlags &= ~VBVA_F_MODE_ENABLED;
1760
1761	/* Safety precaution. There is no more VBVA until everything is setup! */
1762	mpVbvaMemory = NULL;
1763	mfVideoAccelEnabled = false;
1764
1765	/* Update entire display. */
1766	if (maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN].u32ResizeStatus == ResizeStatus_Void)
1767	mpDrv->pUpPort->pfnUpdateDisplayAll(mpDrv->pUpPort);
1768
1769	/* Everything OK. VBVA status can be changed. */
1770
1771	/* Notify the VMMDev, which saves VBVA status in the saved state,
1772	* and needs to know current status.
1773	*/
1774	VMMDev *pVMMDev = mParent->getVMMDev();
1775	if (pVMMDev)
1776	{
1777	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1778	if (pVMMDevPort)
1779	pVMMDevPort->pfnVBVAChange(pVMMDevPort, fEnable);
1780	}
1781
1782	if (fEnable)
1783	{
1784	mpVbvaMemory = pVbvaMemory;
1785	mfVideoAccelEnabled = true;
1786
1787	/* Initialize the hardware memory. */
1788	vbvaSetMemoryFlags(mpVbvaMemory, mfVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders, maFramebuffers, mcMonitors);
1789	mpVbvaMemory->off32Data = 0;
1790	mpVbvaMemory->off32Free = 0;
1791
1792	memset(mpVbvaMemory->aRecords, 0, sizeof (mpVbvaMemory->aRecords));
1793	mpVbvaMemory->indexRecordFirst = 0;
1794	mpVbvaMemory->indexRecordFree = 0;
1795
1796	mfu32PendingVideoAccelDisable = false;
1797
1798	LogRel(("VBVA: Enabled.\n"));
1799	}
1800	else
1801	{
1802	LogRel(("VBVA: Disabled.\n"));
1803	}
1804
1805	LogRelFlowFunc(("VideoAccelEnable: rc = %Rrc.\n", rc));
1806
1807	return rc;
1808	}
1809
1810	/* Called always by one VRDP server thread. Can be thread-unsafe.
1811	*/
1812	void Display::VideoAccelVRDP (bool fEnable)
1813	{
1814	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1815
1816	vbvaLock();
1817
1818	int c = fEnable?
1819	ASMAtomicIncS32 (&mcVideoAccelVRDPRefs):
1820	ASMAtomicDecS32 (&mcVideoAccelVRDPRefs);
1821
1822	Assert (c >= 0);
1823
1824	if (c == 0)
1825	{
1826	/* The last client has disconnected, and the accel can be
1827	* disabled.
1828	*/
1829	Assert (fEnable == false);
1830
1831	mfVideoAccelVRDP = false;
1832	mfu32SupportedOrders = 0;
1833
1834	vbvaSetMemoryFlags (mpVbvaMemory, mfVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders, maFramebuffers, mcMonitors);
1835	#ifdef VBOX_WITH_HGSMI
1836	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1837	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1838	#endif /* VBOX_WITH_HGSMI */
1839
1840	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1841	}
1842	else if ( c == 1
1843	&& !mfVideoAccelVRDP)
1844	{
1845	/* The first client has connected. Enable the accel.
1846	*/
1847	Assert (fEnable == true);
1848
1849	mfVideoAccelVRDP = true;
1850	/* Supporting all orders. */
1851	mfu32SupportedOrders = ~0;
1852
1853	vbvaSetMemoryFlags (mpVbvaMemory, mfVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders, maFramebuffers, mcMonitors);
1854	#ifdef VBOX_WITH_HGSMI
1855	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1856	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1857	#endif /* VBOX_WITH_HGSMI */
1858
1859	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1860	}
1861	else
1862	{
1863	/* A client is connected or disconnected but there is no change in the
1864	* accel state. It remains enabled.
1865	*/
1866	Assert (mfVideoAccelVRDP == true);
1867	}
1868	vbvaUnlock();
1869	}
1870
1871	static bool vbvaVerifyRingBuffer (VBVAMEMORY *pVbvaMemory)
1872	{
1873	return true;
1874	}
1875
1876	static void vbvaFetchBytes (VBVAMEMORY pVbvaMemory, uint8_t pu8Dst, uint32_t cbDst)
1877	{
1878	if (cbDst >= VBVA_RING_BUFFER_SIZE)
1879	{
1880	AssertMsgFailed (("cbDst = 0x%08X, ring buffer size 0x%08X\n", cbDst, VBVA_RING_BUFFER_SIZE));
1881	return;
1882	}
1883
1884	uint32_t u32BytesTillBoundary = VBVA_RING_BUFFER_SIZE - pVbvaMemory->off32Data;
1885	uint8_t *src = &pVbvaMemory->au8RingBuffer[pVbvaMemory->off32Data];
1886	int32_t i32Diff = cbDst - u32BytesTillBoundary;
1887
1888	if (i32Diff <= 0)
1889	{
1890	/* Chunk will not cross buffer boundary. */
1891	memcpy (pu8Dst, src, cbDst);
1892	}
1893	else
1894	{
1895	/* Chunk crosses buffer boundary. */
1896	memcpy (pu8Dst, src, u32BytesTillBoundary);
1897	memcpy (pu8Dst + u32BytesTillBoundary, &pVbvaMemory->au8RingBuffer[0], i32Diff);
1898	}
1899
1900	/* Advance data offset. */
1901	pVbvaMemory->off32Data = (pVbvaMemory->off32Data + cbDst) % VBVA_RING_BUFFER_SIZE;
1902
1903	return;
1904	}
1905
1906
1907	static bool vbvaPartialRead (uint8_t *ppu8, uint32_t pcb, uint32_t cbRecord, VBVAMEMORY *pVbvaMemory)
1908	{
1909	uint8_t *pu8New;
1910
1911	LogFlow(("MAIN::DisplayImpl::vbvaPartialRead: p = %p, cb = %d, cbRecord 0x%08X\n",
1912	ppu8, pcb, cbRecord));
1913
1914	if (*ppu8)
1915	{
1916	Assert (*pcb);
1917	pu8New = (uint8_t )RTMemRealloc (ppu8, cbRecord);
1918	}
1919	else
1920	{
1921	Assert (!*pcb);
1922	pu8New = (uint8_t *)RTMemAlloc (cbRecord);
1923	}
1924
1925	if (!pu8New)
1926	{
1927	/* Memory allocation failed, fail the function. */
1928	Log(("MAIN::vbvaPartialRead: failed to (re)alocate memory for partial record!!! cbRecord 0x%08X\n",
1929	cbRecord));
1930
1931	if (*ppu8)
1932	{
1933	RTMemFree (*ppu8);
1934	}
1935
1936	*ppu8 = NULL;
1937	*pcb = 0;
1938
1939	return false;
1940	}
1941
1942	/* Fetch data from the ring buffer. */
1943	vbvaFetchBytes (pVbvaMemory, pu8New + pcb, cbRecord - pcb);
1944
1945	*ppu8 = pu8New;
1946	*pcb = cbRecord;
1947
1948	return true;
1949	}
1950
1951	/* For contiguous chunks just return the address in the buffer.
1952	* For crossing boundary - allocate a buffer from heap.
1953	*/
1954	bool Display::vbvaFetchCmd (VBVACMDHDR *ppHdr, uint32_t pcbCmd)
1955	{
1956	uint32_t indexRecordFirst = mpVbvaMemory->indexRecordFirst;
1957	uint32_t indexRecordFree = mpVbvaMemory->indexRecordFree;
1958
1959	#ifdef DEBUG_sunlover
1960	LogFlowFunc(("first = %d, free = %d\n",
1961	indexRecordFirst, indexRecordFree));
1962	#endif /* DEBUG_sunlover */
1963
1964	if (!vbvaVerifyRingBuffer (mpVbvaMemory))
1965	{
1966	return false;
1967	}
1968
1969	if (indexRecordFirst == indexRecordFree)
1970	{
1971	/* No records to process. Return without assigning output variables. */
1972	return true;
1973	}
1974
1975	VBVARECORD *pRecord = &mpVbvaMemory->aRecords[indexRecordFirst];
1976
1977	#ifdef DEBUG_sunlover
1978	LogFlowFunc(("cbRecord = 0x%08X\n", pRecord->cbRecord));
1979	#endif /* DEBUG_sunlover */
1980
1981	uint32_t cbRecord = pRecord->cbRecord & ~VBVA_F_RECORD_PARTIAL;
1982
1983	if (mcbVbvaPartial)
1984	{
1985	/* There is a partial read in process. Continue with it. */
1986
1987	Assert (mpu8VbvaPartial);
1988
1989	LogFlowFunc(("continue partial record mcbVbvaPartial = %d cbRecord 0x%08X, first = %d, free = %d\n",
1990	mcbVbvaPartial, pRecord->cbRecord, indexRecordFirst, indexRecordFree));
1991
1992	if (cbRecord > mcbVbvaPartial)
1993	{
1994	/* New data has been added to the record. */
1995	if (!vbvaPartialRead (&mpu8VbvaPartial, &mcbVbvaPartial, cbRecord, mpVbvaMemory))
1996	{
1997	return false;
1998	}
1999	}
2000
2001	if (!(pRecord->cbRecord & VBVA_F_RECORD_PARTIAL))
2002	{
2003	/* The record is completed by guest. Return it to the caller. */
2004	ppHdr = (VBVACMDHDR )mpu8VbvaPartial;
2005	*pcbCmd = mcbVbvaPartial;
2006
2007	mpu8VbvaPartial = NULL;
2008	mcbVbvaPartial = 0;
2009
2010	/* Advance the record index. */
2011	mpVbvaMemory->indexRecordFirst = (indexRecordFirst + 1) % VBVA_MAX_RECORDS;
2012
2013	#ifdef DEBUG_sunlover
2014	LogFlowFunc(("partial done ok, data = %d, free = %d\n",
2015	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2016	#endif /* DEBUG_sunlover */
2017	}
2018
2019	return true;
2020	}
2021
2022	/* A new record need to be processed. */
2023	if (pRecord->cbRecord & VBVA_F_RECORD_PARTIAL)
2024	{
2025	/* Current record is being written by guest. '=' is important here. */
2026	if (cbRecord >= VBVA_RING_BUFFER_SIZE - VBVA_RING_BUFFER_THRESHOLD)
2027	{
2028	/* Partial read must be started. */
2029	if (!vbvaPartialRead (&mpu8VbvaPartial, &mcbVbvaPartial, cbRecord, mpVbvaMemory))
2030	{
2031	return false;
2032	}
2033
2034	LogFlowFunc(("started partial record mcbVbvaPartial = 0x%08X cbRecord 0x%08X, first = %d, free = %d\n",
2035	mcbVbvaPartial, pRecord->cbRecord, indexRecordFirst, indexRecordFree));
2036	}
2037
2038	return true;
2039	}
2040
2041	/* Current record is complete. If it is not empty, process it. */
2042	if (cbRecord)
2043	{
2044	/* The size of largest contiguous chunk in the ring biffer. */
2045	uint32_t u32BytesTillBoundary = VBVA_RING_BUFFER_SIZE - mpVbvaMemory->off32Data;
2046
2047	/* The ring buffer pointer. */
2048	uint8_t *au8RingBuffer = &mpVbvaMemory->au8RingBuffer[0];
2049
2050	/* The pointer to data in the ring buffer. */
2051	uint8_t *src = &au8RingBuffer[mpVbvaMemory->off32Data];
2052
2053	/* Fetch or point the data. */
2054	if (u32BytesTillBoundary >= cbRecord)
2055	{
2056	/* The command does not cross buffer boundary. Return address in the buffer. */
2057	ppHdr = (VBVACMDHDR )src;
2058
2059	/* Advance data offset. */
2060	mpVbvaMemory->off32Data = (mpVbvaMemory->off32Data + cbRecord) % VBVA_RING_BUFFER_SIZE;
2061	}
2062	else
2063	{
2064	/* The command crosses buffer boundary. Rare case, so not optimized. */
2065	uint8_t dst = (uint8_t )RTMemAlloc (cbRecord);
2066
2067	if (!dst)
2068	{
2069	LogRelFlowFunc(("could not allocate %d bytes from heap!!!\n", cbRecord));
2070	mpVbvaMemory->off32Data = (mpVbvaMemory->off32Data + cbRecord) % VBVA_RING_BUFFER_SIZE;
2071	return false;
2072	}
2073
2074	vbvaFetchBytes (mpVbvaMemory, dst, cbRecord);
2075
2076	ppHdr = (VBVACMDHDR )dst;
2077
2078	#ifdef DEBUG_sunlover
2079	LogFlowFunc(("Allocated from heap %p\n", dst));
2080	#endif /* DEBUG_sunlover */
2081	}
2082	}
2083
2084	*pcbCmd = cbRecord;
2085
2086	/* Advance the record index. */
2087	mpVbvaMemory->indexRecordFirst = (indexRecordFirst + 1) % VBVA_MAX_RECORDS;
2088
2089	#ifdef DEBUG_sunlover
2090	LogFlowFunc(("done ok, data = %d, free = %d\n",
2091	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2092	#endif /* DEBUG_sunlover */
2093
2094	return true;
2095	}
2096
2097	void Display::vbvaReleaseCmd (VBVACMDHDR *pHdr, int32_t cbCmd)
2098	{
2099	uint8_t *au8RingBuffer = mpVbvaMemory->au8RingBuffer;
2100
2101	if ( (uint8_t *)pHdr >= au8RingBuffer
2102	&& (uint8_t *)pHdr < &au8RingBuffer[VBVA_RING_BUFFER_SIZE])
2103	{
2104	/* The pointer is inside ring buffer. Must be continuous chunk. */
2105	Assert (VBVA_RING_BUFFER_SIZE - ((uint8_t *)pHdr - au8RingBuffer) >= cbCmd);
2106
2107	/* Do nothing. */
2108
2109	Assert (!mpu8VbvaPartial && mcbVbvaPartial == 0);
2110	}
2111	else
2112	{
2113	/* The pointer is outside. It is then an allocated copy. */
2114
2115	#ifdef DEBUG_sunlover
2116	LogFlowFunc(("Free heap %p\n", pHdr));
2117	#endif /* DEBUG_sunlover */
2118
2119	if ((uint8_t *)pHdr == mpu8VbvaPartial)
2120	{
2121	mpu8VbvaPartial = NULL;
2122	mcbVbvaPartial = 0;
2123	}
2124	else
2125	{
2126	Assert (!mpu8VbvaPartial && mcbVbvaPartial == 0);
2127	}
2128
2129	RTMemFree (pHdr);
2130	}
2131
2132	return;
2133	}
2134
2135
2136	/**
2137	* Called regularly on the DisplayRefresh timer.
2138	* Also on behalf of guest, when the ring buffer is full.
2139	*
2140	* @thread EMT
2141	*/
2142	void Display::VideoAccelFlush (void)
2143	{
2144	vbvaLock();
2145	videoAccelFlush();
2146	vbvaUnlock();
2147	}
2148
2149	/* Under VBVA lock. DevVGA is not taken. */
2150	void Display::videoAccelFlush (void)
2151	{
2152	#ifdef DEBUG_sunlover_2
2153	LogFlowFunc(("mfVideoAccelEnabled = %d\n", mfVideoAccelEnabled));
2154	#endif /* DEBUG_sunlover_2 */
2155
2156	if (!mfVideoAccelEnabled)
2157	{
2158	Log(("Display::VideoAccelFlush: called with disabled VBVA!!! Ignoring.\n"));
2159	return;
2160	}
2161
2162	/* Here VBVA is enabled and we have the accelerator memory pointer. */
2163	Assert(mpVbvaMemory);
2164
2165	#ifdef DEBUG_sunlover_2
2166	LogFlowFunc(("indexRecordFirst = %d, indexRecordFree = %d, off32Data = %d, off32Free = %d\n",
2167	mpVbvaMemory->indexRecordFirst, mpVbvaMemory->indexRecordFree, mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2168	#endif /* DEBUG_sunlover_2 */
2169
2170	/* Quick check for "nothing to update" case. */
2171	if (mpVbvaMemory->indexRecordFirst == mpVbvaMemory->indexRecordFree)
2172	{
2173	return;
2174	}
2175
2176	/* Process the ring buffer */
2177	unsigned uScreenId;
2178
2179	/* Initialize dirty rectangles accumulator. */
2180	VBVADIRTYREGION rgn;
2181	vbvaRgnInit (&rgn, maFramebuffers, mcMonitors, this, mpDrv->pUpPort);
2182
2183	for (;;)
2184	{
2185	VBVACMDHDR *phdr = NULL;
2186	uint32_t cbCmd = ~0;
2187
2188	/* Fetch the command data. */
2189	if (!vbvaFetchCmd (&phdr, &cbCmd))
2190	{
2191	Log(("Display::VideoAccelFlush: unable to fetch command. off32Data = %d, off32Free = %d. Disabling VBVA!!!\n",
2192	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2193
2194	/* Disable VBVA on those processing errors. */
2195	videoAccelEnable (false, NULL);
2196
2197	break;
2198	}
2199
2200	if (cbCmd == uint32_t(~0))
2201	{
2202	/* No more commands yet in the queue. */
2203	break;
2204	}
2205
2206	if (cbCmd != 0)
2207	{
2208	#ifdef DEBUG_sunlover
2209	LogFlowFunc(("hdr: cbCmd = %d, x=%d, y=%d, w=%d, h=%d\n",
2210	cbCmd, phdr->x, phdr->y, phdr->w, phdr->h));
2211	#endif /* DEBUG_sunlover */
2212
2213	VBVACMDHDR hdrSaved = *phdr;
2214
2215	int x = phdr->x;
2216	int y = phdr->y;
2217	int w = phdr->w;
2218	int h = phdr->h;
2219
2220	uScreenId = mapCoordsToScreen(maFramebuffers, mcMonitors, &x, &y, &w, &h);
2221
2222	phdr->x = (int16_t)x;
2223	phdr->y = (int16_t)y;
2224	phdr->w = (uint16_t)w;
2225	phdr->h = (uint16_t)h;
2226
2227	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
2228
2229	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
2230	{
2231	/* Handle the command.
2232	*
2233	* Guest is responsible for updating the guest video memory.
2234	* The Windows guest does all drawing using Eng*.
2235	*
2236	* For local output, only dirty rectangle information is used
2237	* to update changed areas.
2238	*
2239	* Dirty rectangles are accumulated to exclude overlapping updates and
2240	* group small updates to a larger one.
2241	*/
2242
2243	/* Accumulate the update. */
2244	vbvaRgnDirtyRect (&rgn, uScreenId, phdr);
2245
2246	/* Forward the command to VRDP server. */
2247	mParent->consoleVRDPServer()->SendUpdate (uScreenId, phdr, cbCmd);
2248
2249	*phdr = hdrSaved;
2250	}
2251	}
2252
2253	vbvaReleaseCmd (phdr, cbCmd);
2254	}
2255
2256	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
2257	{
2258	if (maFramebuffers[uScreenId].u32ResizeStatus == ResizeStatus_Void)
2259	{
2260	/* Draw the framebuffer. */
2261	vbvaRgnUpdateFramebuffer (&rgn, uScreenId);
2262	}
2263	}
2264	}
2265
2266	int Display::videoAccelRefreshProcess(void)
2267	{
2268	int rc = VWRN_INVALID_STATE; /* Default is to do a display update in VGA device. */
2269
2270	vbvaLock();
2271
2272	if (ASMAtomicCmpXchgU32(&mfu32PendingVideoAccelDisable, false, true))
2273	{
2274	videoAccelEnable (false, NULL);
2275	}
2276	else if (mfPendingVideoAccelEnable)
2277	{
2278	/* Acceleration was enabled while machine was not yet running
2279	* due to restoring from saved state. Update entire display and
2280	* actually enable acceleration.
2281	*/
2282	Assert(mpPendingVbvaMemory);
2283
2284	/* Acceleration can not be yet enabled.*/
2285	Assert(mpVbvaMemory == NULL);
2286	Assert(!mfVideoAccelEnabled);
2287
2288	if (mfMachineRunning)
2289	{
2290	videoAccelEnable (mfPendingVideoAccelEnable,
2291	mpPendingVbvaMemory);
2292
2293	/* Reset the pending state. */
2294	mfPendingVideoAccelEnable = false;
2295	mpPendingVbvaMemory = NULL;
2296	}
2297
2298	rc = VINF_TRY_AGAIN;
2299	}
2300	else
2301	{
2302	Assert(mpPendingVbvaMemory == NULL);
2303
2304	if (mfVideoAccelEnabled)
2305	{
2306	Assert(mpVbvaMemory);
2307	videoAccelFlush ();
2308
2309	rc = VINF_SUCCESS; /* VBVA processed, no need to a display update. */
2310	}
2311	}
2312
2313	vbvaUnlock();
2314
2315	return rc;
2316	}
2317
2318
2319	// IDisplay methods
2320	/////////////////////////////////////////////////////////////////////////////
2321	STDMETHODIMP Display::GetScreenResolution (ULONG aScreenId,
2322	ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
2323	LONG aXOrigin, LONG aYOrigin)
2324	{
2325	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2326
2327	AutoCaller autoCaller(this);
2328	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2329
2330	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2331
2332	uint32_t u32Width = 0;
2333	uint32_t u32Height = 0;
2334	uint32_t u32BitsPerPixel = 0;
2335	int32_t xOrigin = 0;
2336	int32_t yOrigin = 0;
2337
2338	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2339	{
2340	CHECK_CONSOLE_DRV(mpDrv);
2341
2342	u32Width = mpDrv->IConnector.cx;
2343	u32Height = mpDrv->IConnector.cy;
2344	int rc = mpDrv->pUpPort->pfnQueryColorDepth(mpDrv->pUpPort, &u32BitsPerPixel);
2345	AssertRC(rc);
2346	}
2347	else if (aScreenId < mcMonitors)
2348	{
2349	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2350	u32Width = pFBInfo->w;
2351	u32Height = pFBInfo->h;
2352	u32BitsPerPixel = pFBInfo->u16BitsPerPixel;
2353	xOrigin = pFBInfo->xOrigin;
2354	yOrigin = pFBInfo->yOrigin;
2355	}
2356	else
2357	{
2358	return E_INVALIDARG;
2359	}
2360
2361	if (aWidth)
2362	*aWidth = u32Width;
2363	if (aHeight)
2364	*aHeight = u32Height;
2365	if (aBitsPerPixel)
2366	*aBitsPerPixel = u32BitsPerPixel;
2367	if (aXOrigin)
2368	*aXOrigin = xOrigin;
2369	if (aYOrigin)
2370	*aYOrigin = yOrigin;
2371
2372	return S_OK;
2373	}
2374
2375	STDMETHODIMP Display::SetFramebuffer(ULONG aScreenId, IFramebuffer *aFramebuffer)
2376	{
2377	LogRelFlowFunc(("\n"));
2378
2379	if (aFramebuffer != NULL)
2380	CheckComArgOutPointerValid(aFramebuffer);
2381
2382	AutoCaller autoCaller(this);
2383	if (FAILED(autoCaller.rc()))
2384	return autoCaller.rc();
2385
2386	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2387
2388	Console::SafeVMPtrQuiet ptrVM(mParent);
2389	if (ptrVM.isOk())
2390	{
2391	/* Must release the lock here because the changeFramebuffer will
2392	* also obtain it. */
2393	alock.release();
2394
2395	/* send request to the EMT thread */
2396	int vrc = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY,
2397	(PFNRT)changeFramebuffer, 3, this, aFramebuffer, aScreenId);
2398
2399	alock.acquire();
2400
2401	ComAssertRCRet (vrc, E_FAIL);
2402
2403	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2404	{
2405	BOOL is3denabled;
2406	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2407
2408	if (is3denabled)
2409	{
2410	VBOXHGCMSVCPARM parm;
2411
2412	parm.type = VBOX_HGCM_SVC_PARM_32BIT;
2413	parm.u.uint32 = aScreenId;
2414
2415	VMMDev *pVMMDev = mParent->getVMMDev();
2416
2417	alock.release();
2418
2419	if (pVMMDev)
2420	{
2421	#if 0
2422	if (mhCrOglSvc)
2423	pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_SCREEN_CHANGED, &parm, NULL, NULL);
2424	else
2425	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
2426	#else
2427	pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_SCREEN_CHANGED, SHCRGL_CPARMS_SCREEN_CHANGED, &parm);
2428	#endif
2429	}
2430	/ComAssertRCRet (vrc, E_FAIL);/
2431
2432	alock.acquire();
2433	}
2434	}
2435	#endif /* VBOX_WITH_CROGL */
2436	}
2437	else
2438	{
2439	/* No VM is created (VM is powered off), do a direct call */
2440	int vrc = changeFramebuffer (this, aFramebuffer, aScreenId);
2441	ComAssertRCRet (vrc, E_FAIL);
2442	}
2443
2444	return S_OK;
2445	}
2446
2447	STDMETHODIMP Display::GetFramebuffer(ULONG aScreenId,
2448	IFramebuffer *aFramebuffer, LONG aXOrigin, LONG *aYOrigin)
2449	{
2450	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2451
2452	CheckComArgOutPointerValid(aFramebuffer);
2453
2454	AutoCaller autoCaller(this);
2455	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2456
2457	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2458
2459	if (aScreenId != 0 && aScreenId >= mcMonitors)
2460	return E_INVALIDARG;
2461
2462	/* @todo this should be actually done on EMT. */
2463	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2464
2465	*aFramebuffer = pFBInfo->pFramebuffer;
2466	if (*aFramebuffer)
2467	(*aFramebuffer)->AddRef ();
2468	if (aXOrigin)
2469	*aXOrigin = pFBInfo->xOrigin;
2470	if (aYOrigin)
2471	*aYOrigin = pFBInfo->yOrigin;
2472
2473	return S_OK;
2474	}
2475
2476	STDMETHODIMP Display::SetVideoModeHint(ULONG aDisplay, BOOL aEnabled,
2477	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
2478	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
2479	{
2480	AutoCaller autoCaller(this);
2481	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2482
2483	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2484
2485	CHECK_CONSOLE_DRV(mpDrv);
2486
2487	/*
2488	* Do some rough checks for valid input
2489	*/
2490	ULONG width = aWidth;
2491	if (!width)
2492	width = mpDrv->IConnector.cx;
2493	ULONG height = aHeight;
2494	if (!height)
2495	height = mpDrv->IConnector.cy;
2496	ULONG bpp = aBitsPerPixel;
2497	if (!bpp)
2498	{
2499	uint32_t cBits = 0;
2500	int rc = mpDrv->pUpPort->pfnQueryColorDepth(mpDrv->pUpPort, &cBits);
2501	AssertRC(rc);
2502	bpp = cBits;
2503	}
2504	ULONG cMonitors;
2505	mParent->machine()->COMGETTER(MonitorCount)(&cMonitors);
2506	if (cMonitors == 0 && aDisplay > 0)
2507	return E_INVALIDARG;
2508	if (aDisplay >= cMonitors)
2509	return E_INVALIDARG;
2510
2511	/*
2512	* sunlover 20070614: It is up to the guest to decide whether the hint is
2513	* valid. Therefore don't do any VRAM sanity checks here!
2514	*/
2515
2516	/* Have to release the lock because the pfnRequestDisplayChange
2517	* will call EMT. */
2518	alock.release();
2519
2520	VMMDev *pVMMDev = mParent->getVMMDev();
2521	if (pVMMDev)
2522	{
2523	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2524	if (pVMMDevPort)
2525	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
2526	aDisplay, aOriginX, aOriginY,
2527	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
2528	}
2529	return S_OK;
2530	}
2531
2532	STDMETHODIMP Display::SetSeamlessMode (BOOL enabled)
2533	{
2534	AutoCaller autoCaller(this);
2535	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2536
2537	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2538
2539	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2540	alock.release();
2541
2542	VMMDev *pVMMDev = mParent->getVMMDev();
2543	if (pVMMDev)
2544	{
2545	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2546	if (pVMMDevPort)
2547	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2548	}
2549
2550	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2551	if (!enabled)
2552	{
2553	BOOL is3denabled = FALSE;
2554
2555	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2556
2557	VMMDev *vmmDev = mParent->getVMMDev();
2558	if (is3denabled && vmmDev)
2559	{
2560	VBOXHGCMSVCPARM parm;
2561
2562	parm.type = VBOX_HGCM_SVC_PARM_PTR;
2563	/* NULL means disable */
2564	parm.u.pointer.addr = NULL;
2565	parm.u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2566
2567	if (mhCrOglSvc)
2568	vmmDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_SET_VISIBLE_REGION, &parm, NULL, NULL);
2569	else
2570	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
2571
2572	}
2573	}
2574	#endif
2575	return S_OK;
2576	}
2577
2578	#ifdef VBOX_WITH_CROGL
2579	BOOL Display::displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pu8Data, uint32_t u32Width, uint32_t u32Height)
2580	{
2581	BOOL is3denabled;
2582	pDisplay->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2583	if (is3denabled && pDisplay->mCrOglCallbacks.pfnHasData())
2584	{
2585	VMMDev *pVMMDev = pDisplay->mParent->getVMMDev();
2586	if (pVMMDev)
2587	{
2588	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT)RTMemAlloc(sizeof (*pScreenshot));
2589	if (pScreenshot)
2590	{
2591	/* screen id or CRSCREEN_ALL to specify all enabled */
2592	pScreenshot->u32Screen = aScreenId;
2593	pScreenshot->u32Width = u32Width;
2594	pScreenshot->u32Height = u32Height;
2595	pScreenshot->u32Pitch = u32Width * 4;
2596	pScreenshot->pvBuffer = pu8Data;
2597	pScreenshot->pvContext = NULL;
2598	pScreenshot->pfnScreenshotBegin = NULL;
2599	pScreenshot->pfnScreenshotPerform = NULL;
2600	pScreenshot->pfnScreenshotEnd = NULL;
2601
2602	VBOXHGCMSVCPARM parm;
2603
2604	parm.type = VBOX_HGCM_SVC_PARM_PTR;
2605	parm.u.pointer.addr = pScreenshot;
2606	parm.u.pointer.size = sizeof (*pScreenshot);
2607
2608	int rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_TAKE_SCREENSHOT, 1, &parm);
2609
2610	RTMemFree(pScreenshot);
2611
2612	if (RT_SUCCESS(rc))
2613	return TRUE;
2614	else
2615	{
2616	AssertMsgFailed(("failed to get screenshot data from crOgl %d\n", rc));
2617	/* fall back to the non-3d mechanism */
2618	}
2619	}
2620	}
2621	}
2622	return FALSE;
2623	}
2624	#endif
2625
2626	int Display::displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppu8Data, size_t pcbData, uint32_t pu32Width, uint32_t pu32Height)
2627	{
2628	int rc;
2629	pDisplay->vbvaLock();
2630	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2631	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2632	{
2633	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppu8Data, pcbData, pu32Width, pu32Height);
2634	}
2635	else if (aScreenId < pDisplay->mcMonitors)
2636	{
2637	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2638
2639	uint32_t width = pFBInfo->w;
2640	uint32_t height = pFBInfo->h;
2641
2642	/* Allocate 32 bit per pixel bitmap. */
2643	size_t cbRequired = width * 4 * height;
2644
2645	if (cbRequired)
2646	{
2647	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbRequired);
2648
2649	if (pu8Data == NULL)
2650	{
2651	rc = VERR_NO_MEMORY;
2652	}
2653	else
2654	{
2655	/* Copy guest VRAM to the allocated 32bpp buffer. */
2656	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2657	int32_t xSrc = 0;
2658	int32_t ySrc = 0;
2659	uint32_t u32SrcWidth = width;
2660	uint32_t u32SrcHeight = height;
2661	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2662	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2663
2664	uint8_t *pu8Dst = pu8Data;
2665	int32_t xDst = 0;
2666	int32_t yDst = 0;
2667	uint32_t u32DstWidth = u32SrcWidth;
2668	uint32_t u32DstHeight = u32SrcHeight;
2669	uint32_t u32DstLineSize = u32DstWidth * 4;
2670	uint32_t u32DstBitsPerPixel = 32;
2671
2672	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2673	width, height,
2674	pu8Src,
2675	xSrc, ySrc,
2676	u32SrcWidth, u32SrcHeight,
2677	u32SrcLineSize, u32SrcBitsPerPixel,
2678	pu8Dst,
2679	xDst, yDst,
2680	u32DstWidth, u32DstHeight,
2681	u32DstLineSize, u32DstBitsPerPixel);
2682	if (RT_SUCCESS(rc))
2683	{
2684	*ppu8Data = pu8Data;
2685	*pcbData = cbRequired;
2686	*pu32Width = width;
2687	*pu32Height = height;
2688	}
2689	else
2690	{
2691	RTMemFree(pu8Data);
2692
2693	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2694	if ( rc == VERR_INVALID_STATE
2695	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2696	{
2697	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort,
2698	ppu8Data, pcbData, pu32Width, pu32Height);
2699	}
2700	}
2701	}
2702	}
2703	else
2704	{
2705	/* No image. */
2706	*ppu8Data = NULL;
2707	*pcbData = 0;
2708	*pu32Width = 0;
2709	*pu32Height = 0;
2710	rc = VINF_SUCCESS;
2711	}
2712	}
2713	else
2714	{
2715	rc = VERR_INVALID_PARAMETER;
2716	}
2717	pDisplay->vbvaUnlock();
2718	return rc;
2719	}
2720
2721	static int displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2722	BYTE *address, ULONG width, ULONG height)
2723	{
2724	uint8_t *pu8Data = NULL;
2725	size_t cbData = 0;
2726	uint32_t cx = 0;
2727	uint32_t cy = 0;
2728	int vrc = VINF_SUCCESS;
2729
2730	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2731	if (Display::displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t*)address, width, height))
2732	return VINF_SUCCESS;
2733	#endif
2734
2735	int cRetries = 5;
2736
2737	while (cRetries-- > 0)
2738	{
2739	/* Note! Not sure if the priority call is such a good idea here, but
2740	it would be nice to have an accurate screenshot for the bug
2741	report if the VM deadlocks. */
2742	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::displayTakeScreenshotEMT, 6,
2743	pDisplay, aScreenId, &pu8Data, &cbData, &cx, &cy);
2744	if (vrc != VERR_TRY_AGAIN)
2745	{
2746	break;
2747	}
2748
2749	RTThreadSleep(10);
2750	}
2751
2752	if (RT_SUCCESS(vrc) && pu8Data)
2753	{
2754	if (cx == width && cy == height)
2755	{
2756	/* No scaling required. */
2757	memcpy(address, pu8Data, cbData);
2758	}
2759	else
2760	{
2761	/* Scale. */
2762	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2763
2764	uint8_t *dst = address;
2765	uint8_t *src = pu8Data;
2766	int dstW = width;
2767	int dstH = height;
2768	int srcW = cx;
2769	int srcH = cy;
2770	int iDeltaLine = cx * 4;
2771
2772	BitmapScale32(dst,
2773	dstW, dstH,
2774	src,
2775	iDeltaLine,
2776	srcW, srcH);
2777	}
2778
2779	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2780	{
2781	/* This can be called from any thread. */
2782	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pu8Data);
2783	}
2784	else
2785	{
2786	RTMemFree(pu8Data);
2787	}
2788	}
2789
2790	return vrc;
2791	}
2792
2793	STDMETHODIMP Display::TakeScreenShot(ULONG aScreenId, BYTE *address, ULONG width, ULONG height)
2794	{
2795	/// @todo (r=dmik) this function may take too long to complete if the VM
2796	// is doing something like saving state right now. Which, in case if it
2797	// is called on the GUI thread, will make it unresponsive. We should
2798	// check the machine state here (by enclosing the check and VMRequCall
2799	// within the Console lock to make it atomic).
2800
2801	LogRelFlowFunc(("address=%p, width=%d, height=%d\n",
2802	address, width, height));
2803
2804	CheckComArgNotNull(address);
2805	CheckComArgExpr(width, width != 0);
2806	CheckComArgExpr(height, height != 0);
2807
2808	/* Do not allow too large screenshots. This also filters out negative
2809	* values passed as either 'width' or 'height'.
2810	*/
2811	CheckComArgExpr(width, width <= 32767);
2812	CheckComArgExpr(height, height <= 32767);
2813
2814	AutoCaller autoCaller(this);
2815	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2816
2817	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2818
2819	if (!mpDrv)
2820	return E_FAIL;
2821
2822	Console::SafeVMPtr ptrVM(mParent);
2823	if (!ptrVM.isOk())
2824	return ptrVM.rc();
2825
2826	HRESULT rc = S_OK;
2827
2828	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
2829
2830	/* Release lock because other thread (EMT) is called and it may initiate a resize
2831	* which also needs lock.
2832	*
2833	* This method does not need the lock anymore.
2834	*/
2835	alock.release();
2836
2837	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, address, width, height);
2838
2839	if (vrc == VERR_NOT_IMPLEMENTED)
2840	rc = setError(E_NOTIMPL,
2841	tr("This feature is not implemented"));
2842	else if (vrc == VERR_TRY_AGAIN)
2843	rc = setError(E_UNEXPECTED,
2844	tr("This feature is not available at this time"));
2845	else if (RT_FAILURE(vrc))
2846	rc = setError(VBOX_E_IPRT_ERROR,
2847	tr("Could not take a screenshot (%Rrc)"), vrc);
2848
2849	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2850	return rc;
2851	}
2852
2853	STDMETHODIMP Display::TakeScreenShotToArray(ULONG aScreenId, ULONG width, ULONG height,
2854	ComSafeArrayOut(BYTE, aScreenData))
2855	{
2856	LogRelFlowFunc(("width=%d, height=%d\n", width, height));
2857
2858	CheckComArgOutSafeArrayPointerValid(aScreenData);
2859	CheckComArgExpr(width, width != 0);
2860	CheckComArgExpr(height, height != 0);
2861
2862	/* Do not allow too large screenshots. This also filters out negative
2863	* values passed as either 'width' or 'height'.
2864	*/
2865	CheckComArgExpr(width, width <= 32767);
2866	CheckComArgExpr(height, height <= 32767);
2867
2868	AutoCaller autoCaller(this);
2869	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2870
2871	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2872
2873	if (!mpDrv)
2874	return E_FAIL;
2875
2876	Console::SafeVMPtr ptrVM(mParent);
2877	if (!ptrVM.isOk())
2878	return ptrVM.rc();
2879
2880	HRESULT rc = S_OK;
2881
2882	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
2883
2884	/* Release lock because other thread (EMT) is called and it may initiate a resize
2885	* which also needs lock.
2886	*
2887	* This method does not need the lock anymore.
2888	*/
2889	alock.release();
2890
2891	size_t cbData = width * 4 * height;
2892	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbData);
2893
2894	if (!pu8Data)
2895	return E_OUTOFMEMORY;
2896
2897	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, pu8Data, width, height);
2898
2899	if (RT_SUCCESS(vrc))
2900	{
2901	/* Convert pixels to format expected by the API caller: [0] R, [1] G, [2] B, [3] A. */
2902	uint8_t *pu8 = pu8Data;
2903	unsigned cPixels = width * height;
2904	while (cPixels)
2905	{
2906	uint8_t u8 = pu8[0];
2907	pu8[0] = pu8[2];
2908	pu8[2] = u8;
2909	pu8[3] = 0xff;
2910	cPixels--;
2911	pu8 += 4;
2912	}
2913
2914	com::SafeArray<BYTE> screenData(cbData);
2915	screenData.initFrom(pu8Data, cbData);
2916	screenData.detachTo(ComSafeArrayOutArg(aScreenData));
2917	}
2918	else if (vrc == VERR_NOT_IMPLEMENTED)
2919	rc = setError(E_NOTIMPL,
2920	tr("This feature is not implemented"));
2921	else
2922	rc = setError(VBOX_E_IPRT_ERROR,
2923	tr("Could not take a screenshot (%Rrc)"), vrc);
2924
2925	RTMemFree(pu8Data);
2926
2927	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2928	return rc;
2929	}
2930
2931	STDMETHODIMP Display::TakeScreenShotPNGToArray(ULONG aScreenId, ULONG width, ULONG height,
2932	ComSafeArrayOut(BYTE, aScreenData))
2933	{
2934	LogRelFlowFunc(("width=%d, height=%d\n", width, height));
2935
2936	CheckComArgOutSafeArrayPointerValid(aScreenData);
2937	CheckComArgExpr(width, width != 0);
2938	CheckComArgExpr(height, height != 0);
2939
2940	/* Do not allow too large screenshots. This also filters out negative
2941	* values passed as either 'width' or 'height'.
2942	*/
2943	CheckComArgExpr(width, width <= 32767);
2944	CheckComArgExpr(height, height <= 32767);
2945
2946	AutoCaller autoCaller(this);
2947	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2948
2949	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2950
2951	CHECK_CONSOLE_DRV(mpDrv);
2952
2953	Console::SafeVMPtr ptrVM(mParent);
2954	if (!ptrVM.isOk())
2955	return ptrVM.rc();
2956
2957	HRESULT rc = S_OK;
2958
2959	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
2960
2961	/* Release lock because other thread (EMT) is called and it may initiate a resize
2962	* which also needs lock.
2963	*
2964	* This method does not need the lock anymore.
2965	*/
2966	alock.release();
2967
2968	size_t cbData = width * 4 * height;
2969	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbData);
2970
2971	if (!pu8Data)
2972	return E_OUTOFMEMORY;
2973
2974	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, pu8Data, width, height);
2975
2976	if (RT_SUCCESS(vrc))
2977	{
2978	uint8_t *pu8PNG = NULL;
2979	uint32_t cbPNG = 0;
2980	uint32_t cxPNG = 0;
2981	uint32_t cyPNG = 0;
2982
2983	vrc = DisplayMakePNG(pu8Data, width, height, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2984	if (RT_SUCCESS(vrc))
2985	{
2986	com::SafeArray<BYTE> screenData(cbPNG);
2987	screenData.initFrom(pu8PNG, cbPNG);
2988	if (pu8PNG)
2989	RTMemFree(pu8PNG);
2990
2991	screenData.detachTo(ComSafeArrayOutArg(aScreenData));
2992	}
2993	else
2994	{
2995	if (pu8PNG)
2996	RTMemFree(pu8PNG);
2997	rc = setError(VBOX_E_IPRT_ERROR,
2998	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2999	}
3000	}
3001	else if (vrc == VERR_NOT_IMPLEMENTED)
3002	rc = setError(E_NOTIMPL,
3003	tr("This feature is not implemented"));
3004	else
3005	rc = setError(VBOX_E_IPRT_ERROR,
3006	tr("Could not take a screenshot (%Rrc)"), vrc);
3007
3008	RTMemFree(pu8Data);
3009
3010	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3011	return rc;
3012	}
3013
3014	int Display::VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
3015	{
3016	#ifdef VBOX_WITH_VPX
3017	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
3018	for (unsigned i = 0; i < Screens.size(); i++)
3019	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
3020	return VINF_SUCCESS;
3021	#else
3022	return VERR_NOT_IMPLEMENTED;
3023	#endif
3024	}
3025
3026	/**
3027	* Start video capturing. Does nothing if capturing is already active.
3028	*/
3029	int Display::VideoCaptureStart()
3030	{
3031	#ifdef VBOX_WITH_VPX
3032	if (VideoRecIsEnabled(mpVideoRecCtx))
3033	return VINF_SUCCESS;
3034
3035	int rc = VideoRecContextCreate(&mpVideoRecCtx, mcMonitors);
3036	if (RT_FAILURE(rc))
3037	{
3038	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
3039	return rc;
3040	}
3041	ComPtr<IMachine> pMachine = mParent->machine();
3042	com::SafeArray<BOOL> screens;
3043	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
3044	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3045	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
3046	maVideoRecEnabled[i] = i < screens.size() && screens[i];
3047	ULONG ulWidth;
3048	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
3049	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3050	ULONG ulHeight;
3051	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
3052	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3053	ULONG ulRate;
3054	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
3055	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3056	ULONG ulFPS;
3057	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
3058	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3059	BSTR strFile;
3060	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
3061	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3062	RTTIMESPEC ts;
3063	RTTimeNow(&ts);
3064	RTTIME time;
3065	RTTimeExplode(&time, &ts);
3066	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
3067	{
3068	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
3069	char *pszSuff = RTPathSuffix(pszAbsPath);
3070	if (pszSuff)
3071	pszSuff = RTStrDup(pszSuff);
3072	RTPathStripSuffix(pszAbsPath);
3073	if (!pszAbsPath)
3074	rc = VERR_INVALID_PARAMETER;
3075	if (!pszSuff)
3076	pszSuff = RTStrDup(".webm");
3077	char *pszName = NULL;
3078	if (RT_SUCCESS(rc))
3079	{
3080	if (mcMonitors > 1)
3081	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
3082	else
3083	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
3084	}
3085	if (RT_SUCCESS(rc))
3086	{
3087	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
3088	pszName, ulWidth, ulHeight, ulRate, ulFPS);
3089	if (rc == VERR_ALREADY_EXISTS)
3090	{
3091	RTStrFree(pszName);
3092	pszName = NULL;
3093
3094	if (mcMonitors > 1)
3095	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
3096	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
3097	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
3098	uScreen+1, pszSuff);
3099	else
3100	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
3101	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
3102	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
3103	pszSuff);
3104	if (RT_SUCCESS(rc))
3105	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
3106	pszName, ulWidth, ulHeight, ulRate, ulFPS);
3107	}
3108	}
3109
3110	if (RT_SUCCESS(rc))
3111	LogRel(("WebM/VP8 video recording screen #%u with %ux%u @ %u kbps, %u fps to '%s' enabled.\n",
3112	uScreen, ulWidth, ulHeight, ulRate, ulFPS, pszName));
3113	else
3114	LogRel(("Failed to initialize video recording context #%u (%Rrc)!\n", uScreen, rc));
3115	RTStrFree(pszName);
3116	RTStrFree(pszSuff);
3117	RTStrFree(pszAbsPath);
3118	}
3119	return rc;
3120	#else
3121	return VERR_NOT_IMPLEMENTED;
3122	#endif
3123	}
3124
3125	/**
3126	* Stop video capturing. Does nothing if video capturing is not active.
3127	*/
3128	void Display::VideoCaptureStop()
3129	{
3130	#ifdef VBOX_WITH_VPX
3131	if (VideoRecIsEnabled(mpVideoRecCtx))
3132	LogRel(("WebM/VP8 video recording stopped.\n"));
3133	VideoRecContextClose(mpVideoRecCtx);
3134	mpVideoRecCtx = NULL;
3135	#endif
3136	}
3137
3138	int Display::drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
3139	ULONG x, ULONG y, ULONG width, ULONG height)
3140	{
3141	int rc = VINF_SUCCESS;
3142	pDisplay->vbvaLock();
3143
3144	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
3145
3146	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3147	{
3148	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3149	{
3150	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
3151	}
3152	}
3153	else if (aScreenId < pDisplay->mcMonitors)
3154	{
3155	/* Copy the bitmap to the guest VRAM. */
3156	const uint8_t *pu8Src = address;
3157	int32_t xSrc = 0;
3158	int32_t ySrc = 0;
3159	uint32_t u32SrcWidth = width;
3160	uint32_t u32SrcHeight = height;
3161	uint32_t u32SrcLineSize = width * 4;
3162	uint32_t u32SrcBitsPerPixel = 32;
3163
3164	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
3165	int32_t xDst = x;
3166	int32_t yDst = y;
3167	uint32_t u32DstWidth = pFBInfo->w;
3168	uint32_t u32DstHeight = pFBInfo->h;
3169	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
3170	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
3171
3172	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3173	width, height,
3174	pu8Src,
3175	xSrc, ySrc,
3176	u32SrcWidth, u32SrcHeight,
3177	u32SrcLineSize, u32SrcBitsPerPixel,
3178	pu8Dst,
3179	xDst, yDst,
3180	u32DstWidth, u32DstHeight,
3181	u32DstLineSize, u32DstBitsPerPixel);
3182	if (RT_SUCCESS(rc))
3183	{
3184	if (!pFBInfo->pFramebuffer.isNull())
3185	{
3186	/* Update the changed screen area. When framebuffer uses VRAM directly, just notify
3187	* it to update. And for default format, render the guest VRAM to framebuffer.
3188	*/
3189	if ( pFBInfo->fDefaultFormat
3190	&& !pFBInfo->fDisabled)
3191	{
3192	address = NULL;
3193	HRESULT hrc = pFBInfo->pFramebuffer->COMGETTER(Address) (&address);
3194	if (SUCCEEDED(hrc) && address != NULL)
3195	{
3196	pu8Src = pFBInfo->pu8FramebufferVRAM;
3197	xSrc = x;
3198	ySrc = y;
3199	u32SrcWidth = pFBInfo->w;
3200	u32SrcHeight = pFBInfo->h;
3201	u32SrcLineSize = pFBInfo->u32LineSize;
3202	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3203
3204	/* Default format is 32 bpp. */
3205	pu8Dst = address;
3206	xDst = xSrc;
3207	yDst = ySrc;
3208	u32DstWidth = u32SrcWidth;
3209	u32DstHeight = u32SrcHeight;
3210	u32DstLineSize = u32DstWidth * 4;
3211	u32DstBitsPerPixel = 32;
3212
3213	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3214	width, height,
3215	pu8Src,
3216	xSrc, ySrc,
3217	u32SrcWidth, u32SrcHeight,
3218	u32SrcLineSize, u32SrcBitsPerPixel,
3219	pu8Dst,
3220	xDst, yDst,
3221	u32DstWidth, u32DstHeight,
3222	u32DstLineSize, u32DstBitsPerPixel);
3223	}
3224	}
3225
3226	pDisplay->handleDisplayUpdate(aScreenId, x, y, width, height);
3227	}
3228	}
3229	}
3230	else
3231	{
3232	rc = VERR_INVALID_PARAMETER;
3233	}
3234
3235	if ( RT_SUCCESS(rc)
3236	&& pDisplay->maFramebuffers[aScreenId].u32ResizeStatus == ResizeStatus_Void)
3237	pDisplay->mParent->consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
3238
3239	pDisplay->vbvaUnlock();
3240	return rc;
3241	}
3242
3243	STDMETHODIMP Display::DrawToScreen(ULONG aScreenId, BYTE *address,
3244	ULONG x, ULONG y, ULONG width, ULONG height)
3245	{
3246	/// @todo (r=dmik) this function may take too long to complete if the VM
3247	// is doing something like saving state right now. Which, in case if it
3248	// is called on the GUI thread, will make it unresponsive. We should
3249	// check the machine state here (by enclosing the check and VMRequCall
3250	// within the Console lock to make it atomic).
3251
3252	LogRelFlowFunc(("address=%p, x=%d, y=%d, width=%d, height=%d\n",
3253	(void *)address, x, y, width, height));
3254
3255	CheckComArgNotNull(address);
3256	CheckComArgExpr(width, width != 0);
3257	CheckComArgExpr(height, height != 0);
3258
3259	AutoCaller autoCaller(this);
3260	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3261
3262	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3263
3264	CHECK_CONSOLE_DRV(mpDrv);
3265
3266	Console::SafeVMPtr ptrVM(mParent);
3267	if (!ptrVM.isOk())
3268	return ptrVM.rc();
3269
3270	/* Release lock because the call scheduled on EMT may also try to take it. */
3271	alock.release();
3272
3273	/*
3274	* Again we're lazy and make the graphics device do all the
3275	* dirty conversion work.
3276	*/
3277	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::drawToScreenEMT, 7,
3278	this, aScreenId, address, x, y, width, height);
3279
3280	/*
3281	* If the function returns not supported, we'll have to do all the
3282	* work ourselves using the framebuffer.
3283	*/
3284	HRESULT rc = S_OK;
3285	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
3286	{
3287	/** @todo implement generic fallback for screen blitting. */
3288	rc = E_NOTIMPL;
3289	}
3290	else if (RT_FAILURE(rcVBox))
3291	rc = setError(VBOX_E_IPRT_ERROR,
3292	tr("Could not draw to the screen (%Rrc)"), rcVBox);
3293	//@todo
3294	// else
3295	// {
3296	// /* All ok. Redraw the screen. */
3297	// handleDisplayUpdate (x, y, width, height);
3298	// }
3299
3300	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3301	return rc;
3302	}
3303
3304	void Display::InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
3305	{
3306	pDisplay->vbvaLock();
3307	unsigned uScreenId;
3308	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
3309	{
3310	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3311
3312	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && !pFBInfo->pFramebuffer.isNull())
3313	{
3314	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort);
3315	}
3316	else
3317	{
3318	if ( !pFBInfo->pFramebuffer.isNull()
3319	&& !pFBInfo->fDisabled
3320	&& pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3321	{
3322	/* Render complete VRAM screen to the framebuffer.
3323	* When framebuffer uses VRAM directly, just notify it to update.
3324	*/
3325	if (pFBInfo->fDefaultFormat)
3326	{
3327	BYTE *address = NULL;
3328	ULONG uWidth = 0;
3329	ULONG uHeight = 0;
3330	pFBInfo->pFramebuffer->COMGETTER(Width) (&uWidth);
3331	pFBInfo->pFramebuffer->COMGETTER(Height) (&uHeight);
3332	HRESULT hrc = pFBInfo->pFramebuffer->COMGETTER(Address) (&address);
3333	if (SUCCEEDED(hrc) && address != NULL)
3334	{
3335	uint32_t width = pFBInfo->w;
3336	uint32_t height = pFBInfo->h;
3337
3338	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3339	int32_t xSrc = 0;
3340	int32_t ySrc = 0;
3341	uint32_t u32SrcWidth = pFBInfo->w;
3342	uint32_t u32SrcHeight = pFBInfo->h;
3343	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3344	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3345
3346	/* Default format is 32 bpp. */
3347	uint8_t *pu8Dst = address;
3348	int32_t xDst = xSrc;
3349	int32_t yDst = ySrc;
3350	uint32_t u32DstWidth = u32SrcWidth;
3351	uint32_t u32DstHeight = u32SrcHeight;
3352	uint32_t u32DstLineSize = u32DstWidth * 4;
3353	uint32_t u32DstBitsPerPixel = 32;
3354
3355	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
3356	* implies resize of Framebuffer is in progress and
3357	* copyrect should not be called.
3358	*/
3359	if (uWidth == pFBInfo->w && uHeight == pFBInfo->h)
3360	{
3361
3362	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3363	width, height,
3364	pu8Src,
3365	xSrc, ySrc,
3366	u32SrcWidth, u32SrcHeight,
3367	u32SrcLineSize, u32SrcBitsPerPixel,
3368	pu8Dst,
3369	xDst, yDst,
3370	u32DstWidth, u32DstHeight,
3371	u32DstLineSize, u32DstBitsPerPixel);
3372	}
3373	}
3374	}
3375
3376	pDisplay->handleDisplayUpdate (uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
3377	}
3378	}
3379	if (!fUpdateAll)
3380	break;
3381	}
3382	pDisplay->vbvaUnlock();
3383	}
3384
3385	/**
3386	* Does a full invalidation of the VM display and instructs the VM
3387	* to update it immediately.
3388	*
3389	* @returns COM status code
3390	*/
3391	STDMETHODIMP Display::InvalidateAndUpdate()
3392	{
3393	LogRelFlowFunc(("\n"));
3394
3395	AutoCaller autoCaller(this);
3396	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3397
3398	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3399
3400	CHECK_CONSOLE_DRV(mpDrv);
3401
3402	Console::SafeVMPtr ptrVM(mParent);
3403	if (!ptrVM.isOk())
3404	return ptrVM.rc();
3405
3406	HRESULT rc = S_OK;
3407
3408	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
3409
3410	/* Have to release the lock when calling EMT. */
3411	alock.release();
3412
3413	/* pdm.h says that this has to be called from the EMT thread */
3414	int rcVBox = VMR3ReqCallVoidWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::InvalidateAndUpdateEMT,
3415	3, this, 0, true);
3416	alock.acquire();
3417
3418	if (RT_FAILURE(rcVBox))
3419	rc = setError(VBOX_E_IPRT_ERROR,
3420	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
3421
3422	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3423	return rc;
3424	}
3425
3426	/**
3427	* Notification that the framebuffer has completed the
3428	* asynchronous resize processing
3429	*
3430	* @returns COM status code
3431	*/
3432	STDMETHODIMP Display::ResizeCompleted(ULONG aScreenId)
3433	{
3434	LogRelFlowFunc(("\n"));
3435
3436	/// @todo (dmik) can we AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); here?
3437	// This will require general code review and may add some details.
3438	// In particular, we may want to check whether EMT is really waiting for
3439	// this notification, etc. It might be also good to obey the caller to make
3440	// sure this method is not called from more than one thread at a time
3441	// (and therefore don't use Display lock at all here to save some
3442	// milliseconds).
3443	AutoCaller autoCaller(this);
3444	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3445
3446	/* this is only valid for external framebuffers */
3447	if (maFramebuffers[aScreenId].pFramebuffer == NULL)
3448	return setError(VBOX_E_NOT_SUPPORTED,
3449	tr("Resize completed notification is valid only for external framebuffers"));
3450
3451	/* Set the flag indicating that the resize has completed and display
3452	* data need to be updated. */
3453	bool f = ASMAtomicCmpXchgU32 (&maFramebuffers[aScreenId].u32ResizeStatus,
3454	ResizeStatus_UpdateDisplayData, ResizeStatus_InProgress);
3455	AssertRelease(f);NOREF(f);
3456
3457	return S_OK;
3458	}
3459
3460	STDMETHODIMP Display::CompleteVHWACommand(BYTE *pCommand)
3461	{
3462	#ifdef VBOX_WITH_VIDEOHWACCEL
3463	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsynch(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)pCommand);
3464	return S_OK;
3465	#else
3466	return E_NOTIMPL;
3467	#endif
3468	}
3469
3470	STDMETHODIMP Display::ViewportChanged(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3471	{
3472	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3473
3474	if (mcMonitors <= aScreenId)
3475	{
3476	AssertMsgFailed(("invalid screen id\n"));
3477	return E_INVALIDARG;
3478	}
3479
3480	BOOL is3denabled;
3481	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3482
3483	if (is3denabled)
3484	{
3485	VMMDev *pVMMDev = mParent->getVMMDev();
3486
3487	if (pVMMDev)
3488	{
3489	crViewportNotify(pVMMDev, aScreenId, x, y, width, height);
3490	}
3491	else
3492	{
3493	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3494	pFb->pendingViewportInfo.fPending = true;
3495	pFb->pendingViewportInfo.x = x;
3496	pFb->pendingViewportInfo.y = y;
3497	pFb->pendingViewportInfo.width = width;
3498	pFb->pendingViewportInfo.height = height;
3499	}
3500	}
3501	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3502	return S_OK;
3503	}
3504
3505	// private methods
3506	/////////////////////////////////////////////////////////////////////////////
3507
3508	/**
3509	* Helper to update the display information from the framebuffer.
3510	*
3511	* @thread EMT
3512	*/
3513	int Display::updateDisplayData(void)
3514	{
3515	LogRelFlowFunc(("\n"));
3516
3517	/* the driver might not have been constructed yet */
3518	if (!mpDrv)
3519	return VINF_SUCCESS;
3520
3521	#ifdef VBOX_STRICT
3522	/*
3523	* Sanity check. Note that this method may be called on EMT after Console
3524	* has started the power down procedure (but before our #drvDestruct() is
3525	* called, in which case pVM will already be NULL but mpDrv will not). Since
3526	* we don't really need pVM to proceed, we avoid this check in the release
3527	* build to save some ms (necessary to construct SafeVMPtrQuiet) in this
3528	* time-critical method.
3529	*/
3530	Console::SafeVMPtrQuiet ptrVM(mParent);
3531	if (ptrVM.isOk())
3532	{
3533	PVM pVM = VMR3GetVM(ptrVM.rawUVM());
3534	Assert(VM_IS_EMT(pVM));
3535	}
3536	#endif
3537
3538	/* The method is only relevant to the primary framebuffer. */
3539	IFramebuffer *pFramebuffer = maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN].pFramebuffer;
3540
3541	if (pFramebuffer)
3542	{
3543	HRESULT rc;
3544	BYTE *address = 0;
3545	rc = pFramebuffer->COMGETTER(Address) (&address);
3546	AssertComRC (rc);
3547	ULONG bytesPerLine = 0;
3548	rc = pFramebuffer->COMGETTER(BytesPerLine) (&bytesPerLine);
3549	AssertComRC (rc);
3550	ULONG bitsPerPixel = 0;
3551	rc = pFramebuffer->COMGETTER(BitsPerPixel) (&bitsPerPixel);
3552	AssertComRC (rc);
3553	ULONG width = 0;
3554	rc = pFramebuffer->COMGETTER(Width) (&width);
3555	AssertComRC (rc);
3556	ULONG height = 0;
3557	rc = pFramebuffer->COMGETTER(Height) (&height);
3558	AssertComRC (rc);
3559
3560	if ( (width != mLastWidth && mLastWidth != 0)
3561	\|\| (height != mLastHeight && mLastHeight != 0))
3562	{
3563	LogRel(("updateDisplayData: size mismatch w %d(%d) h %d(%d)\n",
3564	width, mLastWidth, height, mLastHeight));
3565	return VERR_INVALID_STATE;
3566	}
3567
3568	mpDrv->IConnector.pu8Data = (uint8_t *) address;
3569	mpDrv->IConnector.cbScanline = bytesPerLine;
3570	mpDrv->IConnector.cBits = bitsPerPixel;
3571	mpDrv->IConnector.cx = width;
3572	mpDrv->IConnector.cy = height;
3573	}
3574	else
3575	{
3576	/* black hole */
3577	mpDrv->IConnector.pu8Data = NULL;
3578	mpDrv->IConnector.cbScanline = 0;
3579	mpDrv->IConnector.cBits = 0;
3580	mpDrv->IConnector.cx = 0;
3581	mpDrv->IConnector.cy = 0;
3582	}
3583	LogRelFlowFunc(("leave\n"));
3584	return VINF_SUCCESS;
3585	}
3586
3587	#ifdef VBOX_WITH_CROGL
3588	void Display::crViewportNotify(VMMDev *pVMMDev, ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3589	{
3590	#if 0
3591	VBOXHGCMSVCPARM parm;
3592
3593	CRVBOXHGCMVIEWPORT pViewportInfo = (CRVBOXHGCMVIEWPORT)RTMemAlloc(sizeof (*pViewportInfo));
3594	if(!pViewportInfo)
3595	{
3596	AssertMsgFailed(("RTMemAlloc failed!\n"));
3597	return;
3598	}
3599
3600	pViewportInfo->u32Screen = aScreenId;
3601	pViewportInfo->x = x;
3602	pViewportInfo->y = y;
3603	pViewportInfo->width = width;
3604	pViewportInfo->height = height;
3605
3606	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3607	parm.u.pointer.addr = pViewportInfo;
3608	parm.u.pointer.size = sizeof (*pViewportInfo);
3609
3610	pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_VIEWPORT_CHANGED2, &parm, displayCrAsyncCmdCompletion, this);
3611	#else
3612	VBOXHGCMSVCPARM aParms[5];
3613
3614	aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3615	aParms[0].u.uint32 = aScreenId;
3616
3617	aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3618	aParms[1].u.uint32 = x;
3619
3620	aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3621	aParms[2].u.uint32 = y;
3622
3623
3624	aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3625	aParms[3].u.uint32 = width;
3626
3627	aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3628	aParms[4].u.uint32 = height;
3629
3630	pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_VIEWPORT_CHANGED, SHCRGL_CPARMS_VIEWPORT_CHANGED, aParms);
3631	#endif
3632	}
3633	#endif
3634
3635	#ifdef VBOX_WITH_CRHGSMI
3636	void Display::setupCrHgsmiData(void)
3637	{
3638	VMMDev *pVMMDev = mParent->getVMMDev();
3639	Assert(pVMMDev);
3640	int rc = VERR_GENERAL_FAILURE;
3641	if (pVMMDev)
3642	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3643
3644	if (RT_SUCCESS(rc))
3645	{
3646	Assert(mhCrOglSvc);
3647	/* setup command completion callback */
3648	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3649	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3650	Completion.Hdr.cbCmd = sizeof (Completion);
3651	Completion.hCompletion = mpDrv->pVBVACallbacks;
3652	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3653
3654	VBOXHGCMSVCPARM parm;
3655	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3656	parm.u.pointer.addr = &Completion;
3657	parm.u.pointer.size = 0;
3658
3659	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3660	if (RT_SUCCESS(rc))
3661	{
3662	ULONG ul;
3663
3664	for (ul = 0; ul < mcMonitors; ul++)
3665	{
3666	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3667	if (!pFb->pendingViewportInfo.fPending)
3668	continue;
3669
3670	crViewportNotify(pVMMDev, ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y, pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3671	pFb->pendingViewportInfo.fPending = false;
3672	}
3673
3674	mCrOglCallbacks = Completion.MainInterface;
3675
3676	return;
3677	}
3678
3679	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed rc %d", rc));
3680	}
3681
3682	mhCrOglSvc = NULL;
3683	}
3684
3685	void Display::destructCrHgsmiData(void)
3686	{
3687	mhCrOglSvc = NULL;
3688	}
3689	#endif
3690
3691	/**
3692	* Changes the current frame buffer. Called on EMT to avoid both
3693	* race conditions and excessive locking.
3694	*
3695	* @note locks this object for writing
3696	* @thread EMT
3697	*/
3698	/* static */
3699	DECLCALLBACK(int) Display::changeFramebuffer (Display that, IFramebuffer aFB,
3700	unsigned uScreenId)
3701	{
3702	LogRelFlowFunc(("uScreenId = %d\n", uScreenId));
3703
3704	AssertReturn(that, VERR_INVALID_PARAMETER);
3705	AssertReturn(uScreenId < that->mcMonitors, VERR_INVALID_PARAMETER);
3706
3707	AutoCaller autoCaller(that);
3708	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3709
3710	AutoWriteLock alock(that COMMA_LOCKVAL_SRC_POS);
3711
3712	DISPLAYFBINFO *pDisplayFBInfo = &that->maFramebuffers[uScreenId];
3713	pDisplayFBInfo->pFramebuffer = aFB;
3714
3715	that->mParent->consoleVRDPServer()->SendResize ();
3716
3717	/* The driver might not have been constructed yet */
3718	if (that->mpDrv)
3719	{
3720	/* Setup the new framebuffer, the resize will lead to an updateDisplayData call. */
3721	DISPLAYFBINFO *pFBInfo = &that->maFramebuffers[uScreenId];
3722
3723	#if defined(VBOX_WITH_CROGL)
3724	/* Release the lock, because SHCRGL_HOST_FN_SCREEN_CHANGED will read current framebuffer */
3725	{
3726	BOOL is3denabled;
3727	that->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3728
3729	if (is3denabled)
3730	{
3731	alock.release();
3732	}
3733	}
3734	#endif
3735
3736	if (pFBInfo->fVBVAEnabled && pFBInfo->pu8FramebufferVRAM)
3737	{
3738	/* This display in VBVA mode. Resize it to the last guest resolution,
3739	* if it has been reported.
3740	*/
3741	that->handleDisplayResize(uScreenId, pFBInfo->u16BitsPerPixel,
3742	pFBInfo->pu8FramebufferVRAM,
3743	pFBInfo->u32LineSize,
3744	pFBInfo->w,
3745	pFBInfo->h,
3746	pFBInfo->flags);
3747	}
3748	else if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3749	{
3750	/* VGA device mode, only for the primary screen. */
3751	that->handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, that->mLastBitsPerPixel,
3752	that->mLastAddress,
3753	that->mLastBytesPerLine,
3754	that->mLastWidth,
3755	that->mLastHeight,
3756	that->mLastFlags);
3757	}
3758	}
3759
3760	LogRelFlowFunc(("leave\n"));
3761	return VINF_SUCCESS;
3762	}
3763
3764	/**
3765	* Handle display resize event issued by the VGA device for the primary screen.
3766	*
3767	* @see PDMIDISPLAYCONNECTOR::pfnResize
3768	*/
3769	DECLCALLBACK(int) Display::displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3770	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3771	{
3772	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3773
3774	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3775	bpp, pvVRAM, cbLine, cx, cy));
3776
3777	return pDrv->pDisplay->handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3778	}
3779
3780	/**
3781	* Handle display update.
3782	*
3783	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3784	*/
3785	DECLCALLBACK(void) Display::displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3786	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3787	{
3788	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3789
3790	#ifdef DEBUG_sunlover
3791	LogFlowFunc(("mfVideoAccelEnabled = %d, %d,%d %dx%d\n",
3792	pDrv->pDisplay->mfVideoAccelEnabled, x, y, cx, cy));
3793	#endif /* DEBUG_sunlover */
3794
3795	/* This call does update regardless of VBVA status.
3796	* But in VBVA mode this is called only as result of
3797	* pfnUpdateDisplayAll in the VGA device.
3798	*/
3799
3800	pDrv->pDisplay->handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3801	}
3802
3803	/**
3804	* Periodic display refresh callback.
3805	*
3806	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3807	* @thread EMT
3808	*/
3809	DECLCALLBACK(void) Display::displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3810	{
3811	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3812
3813	#ifdef DEBUG_sunlover
3814	STAM_PROFILE_START(&g_StatDisplayRefresh, a);
3815	#endif /* DEBUG_sunlover */
3816
3817	#ifdef DEBUG_sunlover_2
3818	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3819	pDrv->pDisplay->mfVideoAccelEnabled));
3820	#endif /* DEBUG_sunlover_2 */
3821
3822	Display *pDisplay = pDrv->pDisplay;
3823	bool fNoUpdate = false; /* Do not update the display if any of the framebuffers is being resized. */
3824	unsigned uScreenId;
3825
3826	Log2(("DisplayRefreshCallback\n"));
3827	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3828	{
3829	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3830
3831	/* Check the resize status. The status can be checked normally because
3832	* the status affects only the EMT.
3833	*/
3834	uint32_t u32ResizeStatus = pFBInfo->u32ResizeStatus;
3835
3836	if (u32ResizeStatus == ResizeStatus_UpdateDisplayData)
3837	{
3838	LogRelFlowFunc(("ResizeStatus_UpdateDisplayData %d\n", uScreenId));
3839	fNoUpdate = true; /* Always set it here, because pfnUpdateDisplayAll can cause a new resize. */
3840	/* The framebuffer was resized and display data need to be updated. */
3841	pDisplay->handleResizeCompletedEMT ();
3842	if (pFBInfo->u32ResizeStatus != ResizeStatus_Void)
3843	{
3844	/* The resize status could be not Void here because a pending resize is issued. */
3845	continue;
3846	}
3847	/* Continue with normal processing because the status here is ResizeStatus_Void. */
3848	}
3849	else if (u32ResizeStatus == ResizeStatus_InProgress)
3850	{
3851	/* The framebuffer is being resized. Do not call the VGA device back. Immediately return. */
3852	LogRelFlowFunc(("ResizeStatus_InProcess\n"));
3853	fNoUpdate = true;
3854	continue;
3855	}
3856	}
3857
3858	if (!fNoUpdate)
3859	{
3860	int rc = pDisplay->videoAccelRefreshProcess();
3861	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3862	{
3863	if (rc == VWRN_INVALID_STATE)
3864	{
3865	/* No VBVA do a display update. */
3866	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN];
3867	if (!pFBInfo->pFramebuffer.isNull() && pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3868	{
3869	Assert(pDrv->IConnector.pu8Data);
3870	pDisplay->vbvaLock();
3871	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3872	pDisplay->vbvaUnlock();
3873	}
3874	}
3875
3876	/* Inform the VRDP server that the current display update sequence is
3877	* completed. At this moment the framebuffer memory contains a definite
3878	* image, that is synchronized with the orders already sent to VRDP client.
3879	* The server can now process redraw requests from clients or initial
3880	* fullscreen updates for new clients.
3881	*/
3882	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3883	{
3884	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3885
3886	if (!pFBInfo->pFramebuffer.isNull() && pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3887	{
3888	Assert (pDisplay->mParent && pDisplay->mParent->consoleVRDPServer());
3889	pDisplay->mParent->consoleVRDPServer()->SendUpdate (uScreenId, NULL, 0);
3890	}
3891	}
3892	}
3893	}
3894
3895	#ifdef VBOX_WITH_VPX
3896	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3897	{
3898	do {
3899	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3900	BOOL is3denabled;
3901	pDisplay->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3902	if (is3denabled)
3903	{
3904	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3905	{
3906	if (pDisplay->mCrOglCallbacks.pfnHasData())
3907	{
3908	/* submit */
3909
3910	VBOXHGCMSVCPARM parm;
3911
3912	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3913	parm.u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3914	parm.u.pointer.size = sizeof (pDisplay->mCrOglScreenshotData);
3915
3916	VMMDev *pVMMDev = pDisplay->mParent->getVMMDev();
3917	if (pVMMDev)
3918	{
3919	int rc = pVMMDev->hgcmHostFastCallAsync(pDisplay->mhCrOglSvc, SHCRGL_HOST_FN_TAKE_SCREENSHOT, &parm, displayVRecCompletion, pDisplay);
3920	if (RT_SUCCESS(rc))
3921	break;
3922	else
3923	AssertMsgFailed(("hgcmHostFastCallAsync failed %f\n", rc));
3924	}
3925	else
3926	AssertMsgFailed(("no VMMDev\n"));
3927	}
3928
3929	/* no 3D data available, or error has occured,
3930	* go the straight way */
3931	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3932	}
3933	else
3934	{
3935	/* record request is still in progress, don't do anything */
3936	break;
3937	}
3938	}
3939	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3940
3941	uint64_t u64Now = RTTimeProgramMilliTS();
3942	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3943	{
3944	if (!pDisplay->maVideoRecEnabled[uScreenId])
3945	continue;
3946
3947	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3948
3949	if ( !pFBInfo->pFramebuffer.isNull()
3950	&& !pFBInfo->fDisabled
3951	&& pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3952	{
3953	int rc;
3954	if ( pFBInfo->fVBVAEnabled
3955	&& pFBInfo->pu8FramebufferVRAM)
3956	{
3957	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3958	FramebufferPixelFormat_FOURCC_RGB,
3959	pFBInfo->u16BitsPerPixel,
3960	pFBInfo->u32LineSize, pFBInfo->w, pFBInfo->h,
3961	pFBInfo->pu8FramebufferVRAM, u64Now);
3962	}
3963	else
3964	{
3965	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3966	FramebufferPixelFormat_FOURCC_RGB,
3967	pDrv->IConnector.cBits,
3968	pDrv->IConnector.cbScanline, pDrv->IConnector.cx,
3969	pDrv->IConnector.cy, pDrv->IConnector.pu8Data, u64Now);
3970	}
3971	if (rc == VINF_TRY_AGAIN)
3972	break;
3973	}
3974	}
3975	} while (0);
3976	}
3977	#endif /* VBOX_WITH_VPX */
3978
3979	#ifdef DEBUG_sunlover
3980	STAM_PROFILE_STOP(&g_StatDisplayRefresh, a);
3981	#endif /* DEBUG_sunlover */
3982	#ifdef DEBUG_sunlover_2
3983	LogFlowFunc(("leave\n"));
3984	#endif /* DEBUG_sunlover_2 */
3985	}
3986
3987	/**
3988	* Reset notification
3989	*
3990	* @see PDMIDISPLAYCONNECTOR::pfnReset
3991	*/
3992	DECLCALLBACK(void) Display::displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3993	{
3994	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3995
3996	LogRelFlowFunc(("\n"));
3997
3998	/* Disable VBVA mode. */
3999	pDrv->pDisplay->VideoAccelEnable (false, NULL);
4000	}
4001
4002	/**
4003	* LFBModeChange notification
4004	*
4005	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
4006	*/
4007	DECLCALLBACK(void) Display::displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
4008	{
4009	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4010
4011	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
4012
4013	NOREF(fEnabled);
4014
4015	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
4016	/* The LFBModeChange function is called under DevVGA lock. Postpone disabling VBVA, do it in the refresh timer. */
4017	ASMAtomicWriteU32(&pDrv->pDisplay->mfu32PendingVideoAccelDisable, true);
4018	}
4019
4020	/**
4021	* Adapter information change notification.
4022	*
4023	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
4024	*/
4025	DECLCALLBACK(void) Display::displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, uint32_t u32VRAMSize)
4026	{
4027	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4028
4029	if (pvVRAM == NULL)
4030	{
4031	unsigned i;
4032	for (i = 0; i < pDrv->pDisplay->mcMonitors; i++)
4033	{
4034	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[i];
4035
4036	pFBInfo->u32Offset = 0;
4037	pFBInfo->u32MaxFramebufferSize = 0;
4038	pFBInfo->u32InformationSize = 0;
4039	}
4040	}
4041	#ifndef VBOX_WITH_HGSMI
4042	else
4043	{
4044	uint8_t pu8 = (uint8_t )pvVRAM;
4045	pu8 += u32VRAMSize - VBOX_VIDEO_ADAPTER_INFORMATION_SIZE;
4046
4047	// @todo
4048	uint8_t *pu8End = pu8 + VBOX_VIDEO_ADAPTER_INFORMATION_SIZE;
4049
4050	VBOXVIDEOINFOHDR *pHdr;
4051
4052	for (;;)
4053	{
4054	pHdr = (VBOXVIDEOINFOHDR *)pu8;
4055	pu8 += sizeof (VBOXVIDEOINFOHDR);
4056
4057	if (pu8 >= pu8End)
4058	{
4059	LogRel(("VBoxVideo: Guest adapter information overflow!!!\n"));
4060	break;
4061	}
4062
4063	if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_DISPLAY)
4064	{
4065	if (pHdr->u16Length != sizeof (VBOXVIDEOINFODISPLAY))
4066	{
4067	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "DISPLAY", pHdr->u16Length));
4068	break;
4069	}
4070
4071	VBOXVIDEOINFODISPLAY pDisplay = (VBOXVIDEOINFODISPLAY )pu8;
4072
4073	if (pDisplay->u32Index >= pDrv->pDisplay->mcMonitors)
4074	{
4075	LogRel(("VBoxVideo: Guest adapter information invalid display index %d!!!\n", pDisplay->u32Index));
4076	break;
4077	}
4078
4079	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[pDisplay->u32Index];
4080
4081	pFBInfo->u32Offset = pDisplay->u32Offset;
4082	pFBInfo->u32MaxFramebufferSize = pDisplay->u32FramebufferSize;
4083	pFBInfo->u32InformationSize = pDisplay->u32InformationSize;
4084
4085	LogRelFlow(("VBOX_VIDEO_INFO_TYPE_DISPLAY: %d: at 0x%08X, size 0x%08X, info 0x%08X\n", pDisplay->u32Index, pDisplay->u32Offset, pDisplay->u32FramebufferSize, pDisplay->u32InformationSize));
4086	}
4087	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_QUERY_CONF32)
4088	{
4089	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOQUERYCONF32))
4090	{
4091	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "CONF32", pHdr->u16Length));
4092	break;
4093	}
4094
4095	VBOXVIDEOINFOQUERYCONF32 pConf32 = (VBOXVIDEOINFOQUERYCONF32 )pu8;
4096
4097	switch (pConf32->u32Index)
4098	{
4099	case VBOX_VIDEO_QCI32_MONITOR_COUNT:
4100	{
4101	pConf32->u32Value = pDrv->pDisplay->mcMonitors;
4102	} break;
4103
4104	case VBOX_VIDEO_QCI32_OFFSCREEN_HEAP_SIZE:
4105	{
4106	/* @todo make configurable. */
4107	pConf32->u32Value = _1M;
4108	} break;
4109
4110	default:
4111	LogRel(("VBoxVideo: CONF32 %d not supported!!! Skipping.\n", pConf32->u32Index));
4112	}
4113	}
4114	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_END)
4115	{
4116	if (pHdr->u16Length != 0)
4117	{
4118	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "END", pHdr->u16Length));
4119	break;
4120	}
4121
4122	break;
4123	}
4124	else if (pHdr->u8Type != VBOX_VIDEO_INFO_TYPE_NV_HEAP) /** @todo why is Additions/WINNT/Graphics/Miniport/VBoxVideo.cpp pushing this to us? */
4125	{
4126	LogRel(("Guest adapter information contains unsupported type %d. The block has been skipped.\n", pHdr->u8Type));
4127	}
4128
4129	pu8 += pHdr->u16Length;
4130	}
4131	}
4132	#endif /* !VBOX_WITH_HGSMI */
4133	}
4134
4135	/**
4136	* Display information change notification.
4137	*
4138	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
4139	*/
4140	DECLCALLBACK(void) Display::displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, unsigned uScreenId)
4141	{
4142	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4143
4144	if (uScreenId >= pDrv->pDisplay->mcMonitors)
4145	{
4146	LogRel(("VBoxVideo: Guest display information invalid display index %d!!!\n", uScreenId));
4147	return;
4148	}
4149
4150	/* Get the display information structure. */
4151	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[uScreenId];
4152
4153	uint8_t pu8 = (uint8_t )pvVRAM;
4154	pu8 += pFBInfo->u32Offset + pFBInfo->u32MaxFramebufferSize;
4155
4156	// @todo
4157	uint8_t *pu8End = pu8 + pFBInfo->u32InformationSize;
4158
4159	VBOXVIDEOINFOHDR *pHdr;
4160
4161	for (;;)
4162	{
4163	pHdr = (VBOXVIDEOINFOHDR *)pu8;
4164	pu8 += sizeof (VBOXVIDEOINFOHDR);
4165
4166	if (pu8 >= pu8End)
4167	{
4168	LogRel(("VBoxVideo: Guest display information overflow!!!\n"));
4169	break;
4170	}
4171
4172	if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_SCREEN)
4173	{
4174	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOSCREEN))
4175	{
4176	LogRel(("VBoxVideo: Guest display information %s invalid length %d!!!\n", "SCREEN", pHdr->u16Length));
4177	break;
4178	}
4179
4180	VBOXVIDEOINFOSCREEN pScreen = (VBOXVIDEOINFOSCREEN )pu8;
4181
4182	pFBInfo->xOrigin = pScreen->xOrigin;
4183	pFBInfo->yOrigin = pScreen->yOrigin;
4184
4185	pFBInfo->w = pScreen->u16Width;
4186	pFBInfo->h = pScreen->u16Height;
4187
4188	LogRelFlow(("VBOX_VIDEO_INFO_TYPE_SCREEN: (%p) %d: at %d,%d, linesize 0x%X, size %dx%d, bpp %d, flags 0x%02X\n",
4189	pHdr, uScreenId, pScreen->xOrigin, pScreen->yOrigin, pScreen->u32LineSize, pScreen->u16Width, pScreen->u16Height, pScreen->bitsPerPixel, pScreen->u8Flags));
4190
4191	if (uScreenId != VBOX_VIDEO_PRIMARY_SCREEN)
4192	{
4193	/* Primary screen resize is eeeeeeeee by the VGA device. */
4194	if (pFBInfo->fDisabled)
4195	{
4196	pFBInfo->fDisabled = false;
4197	fireGuestMonitorChangedEvent(pDrv->pDisplay->mParent->getEventSource(),
4198	GuestMonitorChangedEventType_Enabled,
4199	uScreenId,
4200	pFBInfo->xOrigin, pFBInfo->yOrigin,
4201	pFBInfo->w, pFBInfo->h);
4202	}
4203
4204	pDrv->pDisplay->handleDisplayResize(uScreenId, pScreen->bitsPerPixel, (uint8_t *)pvVRAM + pFBInfo->u32Offset, pScreen->u32LineSize, pScreen->u16Width, pScreen->u16Height, VBVA_SCREEN_F_ACTIVE);
4205	}
4206	}
4207	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_END)
4208	{
4209	if (pHdr->u16Length != 0)
4210	{
4211	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "END", pHdr->u16Length));
4212	break;
4213	}
4214
4215	break;
4216	}
4217	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_HOST_EVENTS)
4218	{
4219	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOHOSTEVENTS))
4220	{
4221	LogRel(("VBoxVideo: Guest display information %s invalid length %d!!!\n", "HOST_EVENTS", pHdr->u16Length));
4222	break;
4223	}
4224
4225	VBOXVIDEOINFOHOSTEVENTS pHostEvents = (VBOXVIDEOINFOHOSTEVENTS )pu8;
4226
4227	pFBInfo->pHostEvents = pHostEvents;
4228
4229	LogFlow(("VBOX_VIDEO_INFO_TYPE_HOSTEVENTS: (%p)\n",
4230	pHostEvents));
4231	}
4232	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_LINK)
4233	{
4234	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOLINK))
4235	{
4236	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "LINK", pHdr->u16Length));
4237	break;
4238	}
4239
4240	VBOXVIDEOINFOLINK pLink = (VBOXVIDEOINFOLINK )pu8;
4241	pu8 += pLink->i32Offset;
4242	}
4243	else
4244	{
4245	LogRel(("Guest display information contains unsupported type %d\n", pHdr->u8Type));
4246	}
4247
4248	pu8 += pHdr->u16Length;
4249	}
4250	}
4251
4252	#ifdef VBOX_WITH_VIDEOHWACCEL
4253
4254	#ifndef S_FALSE
4255	# define S_FALSE ((HRESULT)1L)
4256	#endif
4257
4258	int Display::handleVHWACommandProcess(PVBOXVHWACMD pCommand)
4259	{
4260	unsigned id = (unsigned)pCommand->iDisplay;
4261	int rc = VINF_SUCCESS;
4262	if (id >= mcMonitors)
4263	return VERR_INVALID_PARAMETER;
4264
4265	ComPtr<IFramebuffer> pFramebuffer;
4266	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
4267	pFramebuffer = maFramebuffers[id].pFramebuffer;
4268	arlock.release();
4269
4270	if (pFramebuffer == NULL)
4271	return VERR_INVALID_STATE; /* notify we can not handle request atm */
4272
4273	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
4274	if (hr == S_FALSE)
4275	return VINF_SUCCESS;
4276	else if (SUCCEEDED(hr))
4277	return VINF_CALLBACK_RETURN;
4278	else if (hr == E_ACCESSDENIED)
4279	return VERR_INVALID_STATE; /* notify we can not handle request atm */
4280	else if (hr == E_NOTIMPL)
4281	return VERR_NOT_IMPLEMENTED;
4282	return VERR_GENERAL_FAILURE;
4283	}
4284
4285	DECLCALLBACK(int) Display::displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
4286	{
4287	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4288
4289	return pDrv->pDisplay->handleVHWACommandProcess(pCommand);
4290	}
4291	#endif
4292
4293	#ifdef VBOX_WITH_CRHGSMI
4294	void Display::handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4295	{
4296	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
4297	}
4298
4299	void Display::handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4300	{
4301	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr, result);
4302	}
4303
4304	void Display::handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
4305	{
4306	int rc = VERR_NOT_SUPPORTED;
4307	VBOXHGCMSVCPARM parm;
4308	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4309	parm.u.pointer.addr = pCmd;
4310	parm.u.pointer.size = cbCmd;
4311
4312	if (mhCrOglSvc)
4313	{
4314	VMMDev *pVMMDev = mParent->getVMMDev();
4315	if (pVMMDev)
4316	{
4317	/* no completion callback is specified with this call,
4318	* the CrOgl code will complete the CrHgsmi command once it processes it */
4319	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
4320	AssertRC(rc);
4321	if (RT_SUCCESS(rc))
4322	return;
4323	}
4324	else
4325	rc = VERR_INVALID_STATE;
4326	}
4327
4328	/* we are here because something went wrong with command processing, complete it */
4329	handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
4330	}
4331
4332	void Display::handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
4333	{
4334	int rc = VERR_NOT_SUPPORTED;
4335	VBOXHGCMSVCPARM parm;
4336	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4337	parm.u.pointer.addr = pCtl;
4338	parm.u.pointer.size = cbCtl;
4339
4340	if (mhCrOglSvc)
4341	{
4342	VMMDev *pVMMDev = mParent->getVMMDev();
4343	if (pVMMDev)
4344	{
4345	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm, Display::displayCrHgsmiControlCompletion, this);
4346	AssertRC(rc);
4347	if (RT_SUCCESS(rc))
4348	return;
4349	}
4350	else
4351	rc = VERR_INVALID_STATE;
4352	}
4353
4354	/* we are here because something went wrong with command processing, complete it */
4355	handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
4356	}
4357
4358	DECLCALLBACK(void) Display::displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
4359	{
4360	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4361
4362	pDrv->pDisplay->handleCrHgsmiCommandProcess(pCmd, cbCmd);
4363	}
4364
4365	DECLCALLBACK(void) Display::displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd, uint32_t cbCmd)
4366	{
4367	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4368
4369	pDrv->pDisplay->handleCrHgsmiControlProcess(pCmd, cbCmd);
4370	}
4371
4372	DECLCALLBACK(void) Display::displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4373	{
4374	AssertMsgFailed(("not expected!"));
4375	Display pDisplay = (Display )pvContext;
4376	pDisplay->handleCrHgsmiCommandCompletion(result, u32Function, pParam);
4377	}
4378
4379	DECLCALLBACK(void) Display::displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4380	{
4381	Display pDisplay = (Display )pvContext;
4382	pDisplay->handleCrHgsmiControlCompletion(result, u32Function, pParam);
4383	}
4384	#endif
4385
4386	DECLCALLBACK(void) Display::displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4387	{
4388	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
4389	if (pCmd->pfnInternal)
4390	((PFNCRCTLCOMPLETION)pCmd->pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
4391	}
4392
4393	int Display::handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
4394	PFNCRCTLCOMPLETION pfnCompletion,
4395	void *pvCompletion)
4396	{
4397	VMMDev *pVMMDev = mParent->getVMMDev();
4398	if (!pVMMDev)
4399	{
4400	AssertMsgFailed(("no vmmdev\n"));
4401	return VERR_INVALID_STATE;
4402	}
4403
4404	Assert(mhCrOglSvc);
4405	VBOXHGCMSVCPARM parm;
4406	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4407	parm.u.pointer.addr = pCmd;
4408	parm.u.pointer.size = cbCmd;
4409
4410	pCmd->pfnInternal = (void(*)())pfnCompletion;
4411	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, displayCrHgcmCtlSubmitCompletion, pvCompletion);
4412	if (!RT_SUCCESS(rc))
4413	AssertMsgFailed(("hgcmHostFastCallAsync failed rc %n", rc));
4414
4415	return rc;
4416	}
4417
4418	DECLCALLBACK(int) Display::displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
4419	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
4420	PFNCRCTLCOMPLETION pfnCompletion,
4421	void *pvCompletion)
4422	{
4423	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4424	Display *pThis = pDrv->pDisplay;
4425	return pThis->handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
4426	}
4427
4428	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4429	DECLCALLBACK(void) Display::displayCrAsyncCmdCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4430	{
4431	Display pDisplay = (Display )pvContext;
4432	pDisplay->handleCrAsyncCmdCompletion(result, u32Function, pParam);
4433	}
4434
4435
4436	void Display::handleCrAsyncCmdCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4437	{
4438	if (pParam->type == VBOX_HGCM_SVC_PARM_PTR && pParam->u.pointer.addr)
4439	RTMemFree(pParam->u.pointer.addr);
4440	}
4441
4442	bool Display::handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64TimeStamp)
4443	{
4444	# if VBOX_WITH_VPX
4445	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64TimeStamp);
4446	# else
4447	return false;
4448	# endif
4449	}
4450
4451	void Display::handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64TimeStamp)
4452	{
4453	}
4454
4455	void Display::handleCrVRecScreenshotPerform(uint32_t uScreen,
4456	uint32_t x, uint32_t y, uint32_t uPixelFormat,
4457	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4458	uint32_t uGuestWidth, uint32_t uGuestHeight,
4459	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
4460	{
4461	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4462	# if VBOX_WITH_VPX
4463	int rc = VideoRecCopyToIntBuf(mpVideoRecCtx, uScreen, x, y,
4464	uPixelFormat,
4465	uBitsPerPixel, uBytesPerLine,
4466	uGuestWidth, uGuestHeight,
4467	pu8BufferAddress, u64TimeStamp);
4468	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
4469	# endif
4470	}
4471
4472	void Display::handleVRecCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4473	{
4474	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4475	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
4476	}
4477
4478	DECLCALLBACK(void) Display::displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4479	uint32_t x, uint32_t y,
4480	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4481	uint32_t uGuestWidth, uint32_t uGuestHeight,
4482	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
4483	{
4484	Display pDisplay = (Display )pvCtx;
4485	pDisplay->handleCrVRecScreenshotPerform(uScreen,
4486	x, y, FramebufferPixelFormat_FOURCC_RGB, uBitsPerPixel,
4487	uBytesPerLine, uGuestWidth, uGuestHeight,
4488	pu8BufferAddress, u64TimeStamp);
4489	}
4490
4491	DECLCALLBACK(bool) Display::displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
4492	{
4493	Display pDisplay = (Display )pvCtx;
4494	return pDisplay->handleCrVRecScreenshotBegin(uScreen, u64TimeStamp);
4495	}
4496
4497	DECLCALLBACK(void) Display::displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
4498	{
4499	Display pDisplay = (Display )pvCtx;
4500	pDisplay->handleCrVRecScreenshotEnd(uScreen, u64TimeStamp);
4501	}
4502
4503	DECLCALLBACK(void) Display::displayVRecCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4504	{
4505	Display pDisplay = (Display )pvContext;
4506	pDisplay->handleVRecCompletion(result, u32Function, pParam, pvContext);
4507	}
4508
4509	#endif
4510
4511
4512	#ifdef VBOX_WITH_HGSMI
4513	DECLCALLBACK(int) Display::displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags)
4514	{
4515	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4516
4517	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4518	Display *pThis = pDrv->pDisplay;
4519
4520	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4521	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4522	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4523
4524	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4525
4526	return VINF_SUCCESS;
4527	}
4528
4529	DECLCALLBACK(void) Display::displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4530	{
4531	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4532
4533	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4534	Display *pThis = pDrv->pDisplay;
4535
4536	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4537
4538	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4539	{
4540	/* Make sure that the primary screen is visible now.
4541	* The guest can't use VBVA anymore, so only only the VGA device output works.
4542	*/
4543	if (pFBInfo->fDisabled)
4544	{
4545	pFBInfo->fDisabled = false;
4546	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
4547	GuestMonitorChangedEventType_Enabled,
4548	uScreenId,
4549	pFBInfo->xOrigin, pFBInfo->yOrigin,
4550	pFBInfo->w, pFBInfo->h);
4551	}
4552	}
4553
4554	pFBInfo->fVBVAEnabled = false;
4555	pFBInfo->fVBVAForceResize = false;
4556
4557	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4558
4559	pFBInfo->pVBVAHostFlags = NULL;
4560	}
4561
4562	DECLCALLBACK(void) Display::displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4563	{
4564	LogFlowFunc(("uScreenId %d\n", uScreenId));
4565
4566	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4567	Display *pThis = pDrv->pDisplay;
4568	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4569
4570	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4571	{
4572	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers, pThis->mcMonitors);
4573	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4574	}
4575
4576	if (RT_LIKELY(pFBInfo->u32ResizeStatus == ResizeStatus_Void))
4577	{
4578	if (RT_UNLIKELY(pFBInfo->cVBVASkipUpdate != 0))
4579	{
4580	/* Some updates were skipped. Note: displayVBVAUpdate* callbacks are called
4581	* under display device lock, so thread safe.
4582	*/
4583	pFBInfo->cVBVASkipUpdate = 0;
4584	pThis->handleDisplayUpdate(uScreenId, pFBInfo->vbvaSkippedRect.xLeft - pFBInfo->xOrigin,
4585	pFBInfo->vbvaSkippedRect.yTop - pFBInfo->yOrigin,
4586	pFBInfo->vbvaSkippedRect.xRight - pFBInfo->vbvaSkippedRect.xLeft,
4587	pFBInfo->vbvaSkippedRect.yBottom - pFBInfo->vbvaSkippedRect.yTop);
4588	}
4589	}
4590	else
4591	{
4592	/* The framebuffer is being resized. */
4593	pFBInfo->cVBVASkipUpdate++;
4594	}
4595	}
4596
4597	DECLCALLBACK(void) Display::displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, const PVBVACMDHDR pCmd, size_t cbCmd)
4598	{
4599	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4600
4601	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4602	Display *pThis = pDrv->pDisplay;
4603	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4604
4605	if (RT_LIKELY(pFBInfo->cVBVASkipUpdate == 0))
4606	{
4607	if (pFBInfo->fDefaultFormat)
4608	{
4609	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4610	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4611	&& !pFBInfo->pFramebuffer.isNull()
4612	&& !pFBInfo->fDisabled)
4613	{
4614	pDrv->pUpPort->pfnUpdateDisplayRect (pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4615	}
4616	else if ( !pFBInfo->pFramebuffer.isNull()
4617	&& !pFBInfo->fDisabled)
4618	{
4619	/* Render VRAM content to the framebuffer. */
4620	BYTE *address = NULL;
4621	HRESULT hrc = pFBInfo->pFramebuffer->COMGETTER(Address) (&address);
4622	if (SUCCEEDED(hrc) && address != NULL)
4623	{
4624	uint32_t width = pCmd->w;
4625	uint32_t height = pCmd->h;
4626
4627	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4628	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4629	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4630	uint32_t u32SrcWidth = pFBInfo->w;
4631	uint32_t u32SrcHeight = pFBInfo->h;
4632	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4633	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4634
4635	uint8_t *pu8Dst = address;
4636	int32_t xDst = xSrc;
4637	int32_t yDst = ySrc;
4638	uint32_t u32DstWidth = u32SrcWidth;
4639	uint32_t u32DstHeight = u32SrcHeight;
4640	uint32_t u32DstLineSize = u32DstWidth * 4;
4641	uint32_t u32DstBitsPerPixel = 32;
4642
4643	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4644	width, height,
4645	pu8Src,
4646	xSrc, ySrc,
4647	u32SrcWidth, u32SrcHeight,
4648	u32SrcLineSize, u32SrcBitsPerPixel,
4649	pu8Dst,
4650	xDst, yDst,
4651	u32DstWidth, u32DstHeight,
4652	u32DstLineSize, u32DstBitsPerPixel);
4653	}
4654	}
4655	}
4656
4657	VBVACMDHDR hdrSaved = *pCmd;
4658
4659	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4660
4661	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4662	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4663
4664	/* @todo new SendUpdate entry which can get a separate cmd header or coords. */
4665	pThis->mParent->consoleVRDPServer()->SendUpdate (uScreenId, pCmd, (uint32_t)cbCmd);
4666
4667	*pHdrUnconst = hdrSaved;
4668	}
4669	}
4670
4671	DECLCALLBACK(void) Display::displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y, uint32_t cx, uint32_t cy)
4672	{
4673	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4674
4675	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4676	Display *pThis = pDrv->pDisplay;
4677	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4678
4679	/* @todo handleFramebufferUpdate (uScreenId,
4680	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4681	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4682	* cx, cy);
4683	*/
4684	if (RT_LIKELY(pFBInfo->cVBVASkipUpdate == 0))
4685	{
4686	pThis->handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4687	}
4688	else
4689	{
4690	/* Save the updated rectangle. */
4691	int32_t xRight = x + cx;
4692	int32_t yBottom = y + cy;
4693
4694	if (pFBInfo->cVBVASkipUpdate == 1)
4695	{
4696	pFBInfo->vbvaSkippedRect.xLeft = x;
4697	pFBInfo->vbvaSkippedRect.yTop = y;
4698	pFBInfo->vbvaSkippedRect.xRight = xRight;
4699	pFBInfo->vbvaSkippedRect.yBottom = yBottom;
4700	}
4701	else
4702	{
4703	if (pFBInfo->vbvaSkippedRect.xLeft > x)
4704	{
4705	pFBInfo->vbvaSkippedRect.xLeft = x;
4706	}
4707	if (pFBInfo->vbvaSkippedRect.yTop > y)
4708	{
4709	pFBInfo->vbvaSkippedRect.yTop = y;
4710	}
4711	if (pFBInfo->vbvaSkippedRect.xRight < xRight)
4712	{
4713	pFBInfo->vbvaSkippedRect.xRight = xRight;
4714	}
4715	if (pFBInfo->vbvaSkippedRect.yBottom < yBottom)
4716	{
4717	pFBInfo->vbvaSkippedRect.yBottom = yBottom;
4718	}
4719	}
4720	}
4721	}
4722
4723	#ifdef DEBUG_sunlover
4724	static void logVBVAResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4725	{
4726	LogRel(("displayVBVAResize: [%d] %s\n"
4727	" pView->u32ViewIndex %d\n"
4728	" pView->u32ViewOffset 0x%08X\n"
4729	" pView->u32ViewSize 0x%08X\n"
4730	" pView->u32MaxScreenSize 0x%08X\n"
4731	" pScreen->i32OriginX %d\n"
4732	" pScreen->i32OriginY %d\n"
4733	" pScreen->u32StartOffset 0x%08X\n"
4734	" pScreen->u32LineSize 0x%08X\n"
4735	" pScreen->u32Width %d\n"
4736	" pScreen->u32Height %d\n"
4737	" pScreen->u16BitsPerPixel %d\n"
4738	" pScreen->u16Flags 0x%04X\n"
4739	" pFBInfo->u32Offset 0x%08X\n"
4740	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4741	" pFBInfo->u32InformationSize 0x%08X\n"
4742	" pFBInfo->fDisabled %d\n"
4743	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4744	" pFBInfo->u16BitsPerPixel %d\n"
4745	" pFBInfo->pu8FramebufferVRAM %p\n"
4746	" pFBInfo->u32LineSize 0x%08X\n"
4747	" pFBInfo->flags 0x%04X\n"
4748	" pFBInfo->pHostEvents %p\n"
4749	" pFBInfo->u32ResizeStatus %d\n"
4750	" pFBInfo->fDefaultFormat %d\n"
4751	" dirtyRect %d-%d %d-%d\n"
4752	" pFBInfo->pendingResize.fPending %d\n"
4753	" pFBInfo->pendingResize.pixelFormat %d\n"
4754	" pFBInfo->pendingResize.pvVRAM %p\n"
4755	" pFBInfo->pendingResize.bpp %d\n"
4756	" pFBInfo->pendingResize.cbLine 0x%08X\n"
4757	" pFBInfo->pendingResize.w,h %dx%d\n"
4758	" pFBInfo->pendingResize.flags 0x%04X\n"
4759	" pFBInfo->fVBVAEnabled %d\n"
4760	" pFBInfo->fVBVAForceResize %d\n"
4761	" pFBInfo->cVBVASkipUpdate %d\n"
4762	" pFBInfo->vbvaSkippedRect %d-%d %d-%d\n"
4763	" pFBInfo->pVBVAHostFlags %p\n"
4764	"",
4765	pScreen->u32ViewIndex,
4766	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4767	pView->u32ViewIndex,
4768	pView->u32ViewOffset,
4769	pView->u32ViewSize,
4770	pView->u32MaxScreenSize,
4771	pScreen->i32OriginX,
4772	pScreen->i32OriginY,
4773	pScreen->u32StartOffset,
4774	pScreen->u32LineSize,
4775	pScreen->u32Width,
4776	pScreen->u32Height,
4777	pScreen->u16BitsPerPixel,
4778	pScreen->u16Flags,
4779	pFBInfo->u32Offset,
4780	pFBInfo->u32MaxFramebufferSize,
4781	pFBInfo->u32InformationSize,
4782	pFBInfo->fDisabled,
4783	pFBInfo->xOrigin,
4784	pFBInfo->yOrigin,
4785	pFBInfo->w,
4786	pFBInfo->h,
4787	pFBInfo->u16BitsPerPixel,
4788	pFBInfo->pu8FramebufferVRAM,
4789	pFBInfo->u32LineSize,
4790	pFBInfo->flags,
4791	pFBInfo->pHostEvents,
4792	pFBInfo->u32ResizeStatus,
4793	pFBInfo->fDefaultFormat,
4794	pFBInfo->dirtyRect.xLeft,
4795	pFBInfo->dirtyRect.xRight,
4796	pFBInfo->dirtyRect.yTop,
4797	pFBInfo->dirtyRect.yBottom,
4798	pFBInfo->pendingResize.fPending,
4799	pFBInfo->pendingResize.pixelFormat,
4800	pFBInfo->pendingResize.pvVRAM,
4801	pFBInfo->pendingResize.bpp,
4802	pFBInfo->pendingResize.cbLine,
4803	pFBInfo->pendingResize.w,
4804	pFBInfo->pendingResize.h,
4805	pFBInfo->pendingResize.flags,
4806	pFBInfo->fVBVAEnabled,
4807	pFBInfo->fVBVAForceResize,
4808	pFBInfo->cVBVASkipUpdate,
4809	pFBInfo->vbvaSkippedRect.xLeft,
4810	pFBInfo->vbvaSkippedRect.yTop,
4811	pFBInfo->vbvaSkippedRect.xRight,
4812	pFBInfo->vbvaSkippedRect.yBottom,
4813	pFBInfo->pVBVAHostFlags
4814	));
4815	}
4816	#endif /* DEBUG_sunlover */
4817
4818	DECLCALLBACK(int) Display::displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, void *pvVRAM)
4819	{
4820	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4821
4822	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4823	Display *pThis = pDrv->pDisplay;
4824
4825	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4826
4827	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4828	{
4829	pThis->notifyCroglResize(pView, pScreen, pvVRAM);
4830
4831	pFBInfo->fDisabled = true;
4832	pFBInfo->flags = pScreen->u16Flags;
4833
4834	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4835	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4836	* the VM window will be black. */
4837	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4838	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4839	pThis->handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4840	u32Width, u32Height, pScreen->u16Flags);
4841
4842	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
4843	GuestMonitorChangedEventType_Disabled,
4844	pScreen->u32ViewIndex,
4845	0, 0, 0, 0);
4846	return VINF_SUCCESS;
4847	}
4848
4849	/* If display was disabled or there is no framebuffer, a resize will be required,
4850	* because the framebuffer was/will be changed.
4851	*/
4852	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4853
4854	if (pFBInfo->fVBVAForceResize)
4855	{
4856	/* VBVA was just enabled. Do the resize. */
4857	fResize = true;
4858	pFBInfo->fVBVAForceResize = false;
4859	}
4860
4861	/* Check if this is a real resize or a notification about the screen origin.
4862	* The guest uses this VBVAResize call for both.
4863	*/
4864	fResize = fResize
4865	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4866	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4867	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4868	\|\| pFBInfo->w != pScreen->u32Width
4869	\|\| pFBInfo->h != pScreen->u32Height;
4870
4871	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4872	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4873
4874	if (fNewOrigin \|\| fResize)
4875	pThis->notifyCroglResize(pView, pScreen, pvVRAM);
4876
4877	if (pFBInfo->fDisabled)
4878	{
4879	pFBInfo->fDisabled = false;
4880	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
4881	GuestMonitorChangedEventType_Enabled,
4882	pScreen->u32ViewIndex,
4883	pScreen->i32OriginX, pScreen->i32OriginY,
4884	pScreen->u32Width, pScreen->u32Height);
4885	/* Continue to update pFBInfo. */
4886	}
4887
4888	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4889	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4890	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4891
4892	pFBInfo->xOrigin = pScreen->i32OriginX;
4893	pFBInfo->yOrigin = pScreen->i32OriginY;
4894
4895	pFBInfo->w = pScreen->u32Width;
4896	pFBInfo->h = pScreen->u32Height;
4897
4898	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4899	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4900	pFBInfo->u32LineSize = pScreen->u32LineSize;
4901
4902	pFBInfo->flags = pScreen->u16Flags;
4903
4904	if (fNewOrigin)
4905	{
4906	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
4907	GuestMonitorChangedEventType_NewOrigin,
4908	pScreen->u32ViewIndex,
4909	pScreen->i32OriginX, pScreen->i32OriginY,
4910	0, 0);
4911	}
4912
4913	if (!fResize)
4914	{
4915	/* No parameters of the framebuffer have actually changed. */
4916	if (fNewOrigin)
4917	{
4918	/* VRDP server still need this notification. */
4919	LogRelFlowFunc(("Calling VRDP\n"));
4920	pThis->mParent->consoleVRDPServer()->SendResize();
4921	}
4922	return VINF_SUCCESS;
4923	}
4924
4925	if (pFBInfo->pFramebuffer.isNull())
4926	{
4927	/* If no framebuffer, the resize will be done later when a new framebuffer will be set in changeFramebuffer. */
4928	return VINF_SUCCESS;
4929	}
4930
4931	/* If the framebuffer already set for the screen, do a regular resize. */
4932	return pThis->handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4933	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4934	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4935	}
4936
4937	DECLCALLBACK(int) Display::displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4938	uint32_t xHot, uint32_t yHot,
4939	uint32_t cx, uint32_t cy,
4940	const void *pvShape)
4941	{
4942	LogFlowFunc(("\n"));
4943
4944	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4945	Display *pThis = pDrv->pDisplay;
4946
4947	size_t cbShapeSize = 0;
4948
4949	if (pvShape)
4950	{
4951	cbShapeSize = (cx + 7) / 8 * cy; /* size of the AND mask */
4952	cbShapeSize = ((cbShapeSize + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4953	}
4954	com::SafeArray<BYTE> shapeData(cbShapeSize);
4955
4956	if (pvShape)
4957	::memcpy(shapeData.raw(), pvShape, cbShapeSize);
4958
4959	/* Tell the console about it */
4960	pDrv->pDisplay->mParent->onMousePointerShapeChange(fVisible, fAlpha,
4961	xHot, yHot, cx, cy, ComSafeArrayAsInParam(shapeData));
4962
4963	return VINF_SUCCESS;
4964	}
4965	#endif /* VBOX_WITH_HGSMI */
4966
4967	/**
4968	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4969	*/
4970	DECLCALLBACK(void ) Display::drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4971	{
4972	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4973	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4974	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4975	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4976	return NULL;
4977	}
4978
4979
4980	/**
4981	* Destruct a display driver instance.
4982	*
4983	* @returns VBox status.
4984	* @param pDrvIns The driver instance data.
4985	*/
4986	DECLCALLBACK(void) Display::drvDestruct(PPDMDRVINS pDrvIns)
4987	{
4988	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4989	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4990	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4991
4992	if (pThis->pDisplay)
4993	{
4994	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4995	#ifdef VBOX_WITH_VPX
4996	pThis->pDisplay->VideoCaptureStop();
4997	#endif
4998	#ifdef VBOX_WITH_CRHGSMI
4999	pThis->pDisplay->destructCrHgsmiData();
5000	#endif
5001	pThis->pDisplay->mpDrv = NULL;
5002	pThis->pDisplay->mpVMMDev = NULL;
5003	pThis->pDisplay->mLastAddress = NULL;
5004	pThis->pDisplay->mLastBytesPerLine = 0;
5005	pThis->pDisplay->mLastBitsPerPixel = 0,
5006	pThis->pDisplay->mLastWidth = 0;
5007	pThis->pDisplay->mLastHeight = 0;
5008	}
5009	}
5010
5011
5012	/**
5013	* Construct a display driver instance.
5014	*
5015	* @copydoc FNPDMDRVCONSTRUCT
5016	*/
5017	DECLCALLBACK(int) Display::drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
5018	{
5019	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
5020	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
5021	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
5022
5023	/*
5024	* Validate configuration.
5025	*/
5026	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
5027	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
5028	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
5029	("Configuration error: Not possible to attach anything to this driver!\n"),
5030	VERR_PDM_DRVINS_NO_ATTACH);
5031
5032	/*
5033	* Init Interfaces.
5034	*/
5035	pDrvIns->IBase.pfnQueryInterface = Display::drvQueryInterface;
5036
5037	pThis->IConnector.pfnResize = Display::displayResizeCallback;
5038	pThis->IConnector.pfnUpdateRect = Display::displayUpdateCallback;
5039	pThis->IConnector.pfnRefresh = Display::displayRefreshCallback;
5040	pThis->IConnector.pfnReset = Display::displayResetCallback;
5041	pThis->IConnector.pfnLFBModeChange = Display::displayLFBModeChangeCallback;
5042	pThis->IConnector.pfnProcessAdapterData = Display::displayProcessAdapterDataCallback;
5043	pThis->IConnector.pfnProcessDisplayData = Display::displayProcessDisplayDataCallback;
5044	#ifdef VBOX_WITH_VIDEOHWACCEL
5045	pThis->IConnector.pfnVHWACommandProcess = Display::displayVHWACommandProcess;
5046	#endif
5047	#ifdef VBOX_WITH_CRHGSMI
5048	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::displayCrHgsmiCommandProcess;
5049	pThis->IConnector.pfnCrHgsmiControlProcess = Display::displayCrHgsmiControlProcess;
5050	#endif
5051	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::displayCrHgcmCtlSubmit;
5052	#ifdef VBOX_WITH_HGSMI
5053	pThis->IConnector.pfnVBVAEnable = Display::displayVBVAEnable;
5054	pThis->IConnector.pfnVBVADisable = Display::displayVBVADisable;
5055	pThis->IConnector.pfnVBVAUpdateBegin = Display::displayVBVAUpdateBegin;
5056	pThis->IConnector.pfnVBVAUpdateProcess = Display::displayVBVAUpdateProcess;
5057	pThis->IConnector.pfnVBVAUpdateEnd = Display::displayVBVAUpdateEnd;
5058	pThis->IConnector.pfnVBVAResize = Display::displayVBVAResize;
5059	pThis->IConnector.pfnVBVAMousePointerShape = Display::displayVBVAMousePointerShape;
5060	#endif
5061
5062	/*
5063	* Get the IDisplayPort interface of the above driver/device.
5064	*/
5065	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
5066	if (!pThis->pUpPort)
5067	{
5068	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
5069	return VERR_PDM_MISSING_INTERFACE_ABOVE;
5070	}
5071	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
5072	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
5073	if (!pThis->pVBVACallbacks)
5074	{
5075	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
5076	return VERR_PDM_MISSING_INTERFACE_ABOVE;
5077	}
5078	#endif
5079	/*
5080	* Get the Display object pointer and update the mpDrv member.
5081	*/
5082	void *pv;
5083	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
5084	if (RT_FAILURE(rc))
5085	{
5086	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
5087	return rc;
5088	}
5089	Display pDisplay = (Display )pv; /** @todo Check this cast! */
5090	pThis->pDisplay = pDisplay;
5091	pThis->pDisplay->mpDrv = pThis;
5092	/*
5093	* Update our display information according to the framebuffer
5094	*/
5095	pDisplay->updateDisplayData();
5096
5097	/*
5098	* Start periodic screen refreshes
5099	*/
5100	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
5101
5102	#ifdef VBOX_WITH_CRHGSMI
5103	pDisplay->setupCrHgsmiData();
5104	#endif
5105
5106	#ifdef VBOX_WITH_VPX
5107	ComPtr<IMachine> pMachine = pDisplay->mParent->machine();
5108	BOOL fEnabled = false;
5109	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
5110	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
5111	if (fEnabled)
5112	{
5113	rc = pDisplay->VideoCaptureStart();
5114	fireVideoCaptureChangedEvent(pDisplay->mParent->getEventSource());
5115	}
5116	#endif
5117
5118	return rc;
5119	}
5120
5121
5122	/**
5123	* Display driver registration record.
5124	*/
5125	const PDMDRVREG Display::DrvReg =
5126	{
5127	/* u32Version */
5128	PDM_DRVREG_VERSION,
5129	/* szName */
5130	"MainDisplay",
5131	/* szRCMod */
5132	"",
5133	/* szR0Mod */
5134	"",
5135	/* pszDescription */
5136	"Main display driver (Main as in the API).",
5137	/* fFlags */
5138	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
5139	/* fClass. */
5140	PDM_DRVREG_CLASS_DISPLAY,
5141	/* cMaxInstances */
5142	~0U,
5143	/* cbInstance */
5144	sizeof(DRVMAINDISPLAY),
5145	/* pfnConstruct */
5146	Display::drvConstruct,
5147	/* pfnDestruct */
5148	Display::drvDestruct,
5149	/* pfnRelocate */
5150	NULL,
5151	/* pfnIOCtl */
5152	NULL,
5153	/* pfnPowerOn */
5154	NULL,
5155	/* pfnReset */
5156	NULL,
5157	/* pfnSuspend */
5158	NULL,
5159	/* pfnResume */
5160	NULL,
5161	/* pfnAttach */
5162	NULL,
5163	/* pfnDetach */
5164	NULL,
5165	/* pfnPowerOff */
5166	NULL,
5167	/* pfnSoftReset */
5168	NULL,
5169	/* u32EndVersion */
5170	PDM_DRVREG_VERSION
5171	};
5172	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 50819

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