DisplayImpl.cpp@ 66396

Last change on this file since 66396 was 66396, checked in by vboxsync, 8 years ago
Main: reverted r114346.
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1	/* $Id: DisplayImpl.cpp 66396 2017-04-03 10:15:06Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 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 "GuestImpl.h"
23	#include "VMMDev.h"
24
25	#include "AutoCaller.h"
26	#include "Logging.h"
27
28	/* generated header */
29	#include "VBoxEvents.h"
30
31	#include <iprt/semaphore.h>
32	#include <iprt/thread.h>
33	#include <iprt/asm.h>
34	#include <iprt/time.h>
35	#include <iprt/cpp/utils.h>
36	#include <iprt/alloca.h>
37
38	#include <VBox/vmm/pdmdrv.h>
39	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
40	# include <VBox/vmm/vm.h>
41	#endif
42
43	#ifdef VBOX_WITH_VIDEOHWACCEL
44	# include <VBoxVideo.h>
45	#endif
46
47	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
48	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
49	#endif
50
51	#include <VBox/com/array.h>
52
53	#ifdef VBOX_WITH_VIDEOREC
54	# include <iprt/path.h>
55	# include "VideoRec.h"
56	#endif
57
58	#ifdef VBOX_WITH_CROGL
59	typedef enum
60	{
61	CRVREC_STATE_IDLE,
62	CRVREC_STATE_SUBMITTED
63	} CRVREC_STATE;
64	#endif
65
66	/**
67	* Display driver instance data.
68	*
69	* @implements PDMIDISPLAYCONNECTOR
70	*/
71	typedef struct DRVMAINDISPLAY
72	{
73	/** Pointer to the display object. */
74	Display *pDisplay;
75	/** Pointer to the driver instance structure. */
76	PPDMDRVINS pDrvIns;
77	/** Pointer to the keyboard port interface of the driver/device above us. */
78	PPDMIDISPLAYPORT pUpPort;
79	/** Our display connector interface. */
80	PDMIDISPLAYCONNECTOR IConnector;
81	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
82	/** VBVA callbacks */
83	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
84	#endif
85	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
86
87	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
88	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
89
90	// constructor / destructor
91	/////////////////////////////////////////////////////////////////////////////
92
93	Display::Display()
94	: mParent(NULL), mfIsCr3DEnabled(false)
95	{
96	}
97
98	Display::~Display()
99	{
100	}
101
102
103	HRESULT Display::FinalConstruct()
104	{
105	int rc = videoAccelConstruct(&mVideoAccelLegacy);
106	AssertRC(rc);
107
108	mfVideoAccelVRDP = false;
109	mfu32SupportedOrders = 0;
110	mcVideoAccelVRDPRefs = 0;
111
112	mfSeamlessEnabled = false;
113	mpRectVisibleRegion = NULL;
114	mcRectVisibleRegion = 0;
115
116	#ifdef VBOX_WITH_CROGL
117	mfCrOglDataHidden = false;
118	#endif
119
120	mpDrv = NULL;
121	mpVMMDev = NULL;
122	mfVMMDevInited = false;
123
124	rc = RTCritSectInit(&mVideoAccelLock);
125	AssertRC(rc);
126
127	#ifdef VBOX_WITH_HGSMI
128	mu32UpdateVBVAFlags = 0;
129	mfVMMDevSupportsGraphics = false;
130	mfGuestVBVACapabilities = 0;
131	mfHostCursorCapabilities = 0;
132	#endif
133
134	#ifdef VBOX_WITH_VIDEOREC
135	rc = RTCritSectInit(&mVideoCaptureLock);
136	AssertRC(rc);
137
138	mpVideoRecCtx = NULL;
139	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
140	maVideoRecEnabled[i] = true;
141	#endif
142
143	#ifdef VBOX_WITH_CRHGSMI
144	mhCrOglSvc = NULL;
145	rc = RTCritSectRwInit(&mCrOglLock);
146	AssertRC(rc);
147	#endif
148
149	#ifdef VBOX_WITH_CROGL
150	RT_ZERO(mCrOglCallbacks);
151	RT_ZERO(mCrOglScreenshotData);
152	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
153	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
154	mCrOglScreenshotData.pvContext = this;
155	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
156	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
157	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
158	#endif
159
160	return BaseFinalConstruct();
161	}
162
163	void Display::FinalRelease()
164	{
165	uninit();
166
167	#ifdef VBOX_WITH_VIDEOREC
168	if (RTCritSectIsInitialized(&mVideoCaptureLock))
169	{
170	RTCritSectDelete(&mVideoCaptureLock);
171	RT_ZERO(mVideoCaptureLock);
172	}
173	#endif
174
175	videoAccelDestroy(&mVideoAccelLegacy);
176	i_saveVisibleRegion(0, NULL);
177
178	if (RTCritSectIsInitialized(&mVideoAccelLock))
179	{
180	RTCritSectDelete(&mVideoAccelLock);
181	RT_ZERO(mVideoAccelLock);
182	}
183
184	#ifdef VBOX_WITH_CRHGSMI
185	if (RTCritSectRwIsInitialized(&mCrOglLock))
186	{
187	RTCritSectRwDelete(&mCrOglLock);
188	RT_ZERO(mCrOglLock);
189	}
190	#endif
191	BaseFinalRelease();
192	}
193
194	// public initializer/uninitializer for internal purposes only
195	/////////////////////////////////////////////////////////////////////////////
196
197	#define kMaxSizeThumbnail 64
198
199	/**
200	* Save thumbnail and screenshot of the guest screen.
201	*/
202	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
203	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
204	{
205	int rc = VINF_SUCCESS;
206
207	uint8_t *pu8Thumbnail = NULL;
208	uint32_t cbThumbnail = 0;
209	uint32_t cxThumbnail = 0;
210	uint32_t cyThumbnail = 0;
211
212	if (cx > cy)
213	{
214	cxThumbnail = kMaxSizeThumbnail;
215	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
216	}
217	else
218	{
219	cyThumbnail = kMaxSizeThumbnail;
220	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
221	}
222
223	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
224
225	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
226	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
227
228	if (pu8Thumbnail)
229	{
230	uint8_t *dst = pu8Thumbnail;
231	uint8_t *src = pbData;
232	int dstW = cxThumbnail;
233	int dstH = cyThumbnail;
234	int srcW = cx;
235	int srcH = cy;
236	int iDeltaLine = cx * 4;
237
238	BitmapScale32(dst,
239	dstW, dstH,
240	src,
241	iDeltaLine,
242	srcW, srcH);
243
244	*ppu8Thumbnail = pu8Thumbnail;
245	*pcbThumbnail = cbThumbnail;
246	*pcxThumbnail = cxThumbnail;
247	*pcyThumbnail = cyThumbnail;
248	}
249	else
250	{
251	rc = VERR_NO_MEMORY;
252	}
253
254	return rc;
255	}
256
257	#ifdef VBOX_WITH_CROGL
258	typedef struct
259	{
260	CRVBOXHGCMTAKESCREENSHOT Base;
261
262	/* 32bpp small RGB image. */
263	uint8_t *pu8Thumbnail;
264	uint32_t cbThumbnail;
265	uint32_t cxThumbnail;
266	uint32_t cyThumbnail;
267
268	/* PNG screenshot. */
269	uint8_t *pu8PNG;
270	uint32_t cbPNG;
271	uint32_t cxPNG;
272	uint32_t cyPNG;
273	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
274
275	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
276	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
277	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
278	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
279	{
280	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
281	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
282	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
283	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
284	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
285	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
286	if (RT_FAILURE(rc))
287	{
288	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
289	if (pData->pu8PNG)
290	{
291	RTMemFree(pData->pu8PNG);
292	pData->pu8PNG = NULL;
293	}
294	pData->cbPNG = 0;
295	pData->cxPNG = 0;
296	pData->cyPNG = 0;
297	}
298	}
299	#endif
300
301	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
302	{
303	Display that = static_cast<Display>(pvUser);
304
305	/* 32bpp small RGB image. */
306	uint8_t *pu8Thumbnail = NULL;
307	uint32_t cbThumbnail = 0;
308	uint32_t cxThumbnail = 0;
309	uint32_t cyThumbnail = 0;
310
311	/* PNG screenshot. */
312	uint8_t *pu8PNG = NULL;
313	uint32_t cbPNG = 0;
314	uint32_t cxPNG = 0;
315	uint32_t cyPNG = 0;
316
317	Console::SafeVMPtr ptrVM(that->mParent);
318	if (ptrVM.isOk())
319	{
320	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
321	BOOL f3DSnapshot = FALSE;
322	if ( that->mfIsCr3DEnabled
323	&& that->mCrOglCallbacks.pfnHasData
324	&& that->mCrOglCallbacks.pfnHasData())
325	{
326	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
327	if (pVMMDev)
328	{
329	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
330	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
331	if (pScreenshot)
332	{
333	/* screen id or CRSCREEN_ALL to specify all enabled */
334	pScreenshot->Base.u32Screen = 0;
335	pScreenshot->Base.u32Width = 0;
336	pScreenshot->Base.u32Height = 0;
337	pScreenshot->Base.u32Pitch = 0;
338	pScreenshot->Base.pvBuffer = NULL;
339	pScreenshot->Base.pvContext = pScreenshot;
340	pScreenshot->Base.pfnScreenshotBegin = NULL;
341	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
342	pScreenshot->Base.pfnScreenshotEnd = NULL;
343
344	VBOXCRCMDCTL_HGCM data;
345	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
346	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
347
348	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
349	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
350	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
351
352	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
353	if (RT_SUCCESS(rc))
354	{
355	if (pScreenshot->pu8PNG)
356	{
357	pu8Thumbnail = pScreenshot->pu8Thumbnail;
358	cbThumbnail = pScreenshot->cbThumbnail;
359	cxThumbnail = pScreenshot->cxThumbnail;
360	cyThumbnail = pScreenshot->cyThumbnail;
361
362	/* PNG screenshot. */
363	pu8PNG = pScreenshot->pu8PNG;
364	cbPNG = pScreenshot->cbPNG;
365	cxPNG = pScreenshot->cxPNG;
366	cyPNG = pScreenshot->cyPNG;
367	f3DSnapshot = TRUE;
368	}
369	else
370	AssertMsgFailed(("no png\n"));
371	}
372	else
373	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
374
375
376	RTMemFree(pScreenshot);
377	}
378	}
379	}
380
381	if (!f3DSnapshot)
382	#endif
383	{
384	/* Query RGB bitmap. */
385	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
386	uint8_t *pbData = NULL;
387	size_t cbData = 0;
388	uint32_t cx = 0;
389	uint32_t cy = 0;
390	bool fFreeMem = false;
391	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
392
393	/*
394	* It is possible that success is returned but everything is 0 or NULL.
395	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
396	*/
397	if (RT_SUCCESS(rc) && pbData)
398	{
399	Assert(cx && cy);
400
401	/* Prepare a small thumbnail and a PNG screenshot. */
402	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
403	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
404	if (RT_FAILURE(rc))
405	{
406	if (pu8PNG)
407	{
408	RTMemFree(pu8PNG);
409	pu8PNG = NULL;
410	}
411	cbPNG = 0;
412	cxPNG = 0;
413	cyPNG = 0;
414	}
415
416	if (fFreeMem)
417	RTMemFree(pbData);
418	else
419	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
420	}
421	}
422	}
423	else
424	{
425	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
426	}
427
428	/* Regardless of rc, save what is available:
429	* Data format:
430	* uint32_t cBlocks;
431	* [blocks]
432	*
433	* Each block is:
434	* uint32_t cbBlock; if 0 - no 'block data'.
435	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
436	* [block data]
437	*
438	* Block data for bitmap and PNG:
439	* uint32_t cx;
440	* uint32_t cy;
441	* [image data]
442	*/
443	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
444
445	/* First block. */
446	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
447	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
448
449	if (cbThumbnail)
450	{
451	SSMR3PutU32(pSSM, cxThumbnail);
452	SSMR3PutU32(pSSM, cyThumbnail);
453	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
454	}
455
456	/* Second block. */
457	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
458	SSMR3PutU32(pSSM, 1); /* Block type: png. */
459
460	if (cbPNG)
461	{
462	SSMR3PutU32(pSSM, cxPNG);
463	SSMR3PutU32(pSSM, cyPNG);
464	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
465	}
466
467	RTMemFree(pu8PNG);
468	RTMemFree(pu8Thumbnail);
469	}
470
471	DECLCALLBACK(int)
472	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
473	{
474	RT_NOREF(pvUser);
475	if (uVersion != sSSMDisplayScreenshotVer)
476	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
477	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
478
479	/* Skip data. */
480	uint32_t cBlocks;
481	int rc = SSMR3GetU32(pSSM, &cBlocks);
482	AssertRCReturn(rc, rc);
483
484	for (uint32_t i = 0; i < cBlocks; i++)
485	{
486	uint32_t cbBlock;
487	rc = SSMR3GetU32(pSSM, &cbBlock);
488	AssertRCBreak(rc);
489
490	uint32_t typeOfBlock;
491	rc = SSMR3GetU32(pSSM, &typeOfBlock);
492	AssertRCBreak(rc);
493
494	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
495
496	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
497	* do not write any data if the image size was 0.
498	* @todo Fix and increase saved state version.
499	*/
500	if (cbBlock > 2 * sizeof(uint32_t))
501	{
502	rc = SSMR3Skip(pSSM, cbBlock);
503	AssertRCBreak(rc);
504	}
505	}
506
507	return rc;
508	}
509
510	/**
511	* Save/Load some important guest state
512	*/
513	DECLCALLBACK(void)
514	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
515	{
516	Display that = static_cast<Display>(pvUser);
517
518	SSMR3PutU32(pSSM, that->mcMonitors);
519	for (unsigned i = 0; i < that->mcMonitors; i++)
520	{
521	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
522	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
523	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
524	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
525	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
526	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
527	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
528	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
529	}
530	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
531	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
532	SSMR3PutU32(pSSM, that->cxInputMapping);
533	SSMR3PutU32(pSSM, that->cyInputMapping);
534	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
535	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
536	}
537
538	DECLCALLBACK(int)
539	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
540	{
541	Display that = static_cast<Display>(pvUser);
542
543	if ( uVersion != sSSMDisplayVer
544	&& uVersion != sSSMDisplayVer2
545	&& uVersion != sSSMDisplayVer3
546	&& uVersion != sSSMDisplayVer4
547	&& uVersion != sSSMDisplayVer5)
548	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
549	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
550
551	uint32_t cMonitors;
552	int rc = SSMR3GetU32(pSSM, &cMonitors);
553	AssertRCReturn(rc, rc);
554	if (cMonitors != that->mcMonitors)
555	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
556
557	for (uint32_t i = 0; i < cMonitors; i++)
558	{
559	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
560	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
561	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
562	if ( uVersion == sSSMDisplayVer2
563	\|\| uVersion == sSSMDisplayVer3
564	\|\| uVersion == sSSMDisplayVer4
565	\|\| uVersion == sSSMDisplayVer5)
566	{
567	uint32_t w;
568	uint32_t h;
569	SSMR3GetU32(pSSM, &w);
570	SSMR3GetU32(pSSM, &h);
571	that->maFramebuffers[i].w = w;
572	that->maFramebuffers[i].h = h;
573	}
574	if ( uVersion == sSSMDisplayVer3
575	\|\| uVersion == sSSMDisplayVer4
576	\|\| uVersion == sSSMDisplayVer5)
577	{
578	int32_t xOrigin;
579	int32_t yOrigin;
580	uint32_t flags;
581	SSMR3GetS32(pSSM, &xOrigin);
582	SSMR3GetS32(pSSM, &yOrigin);
583	SSMR3GetU32(pSSM, &flags);
584	that->maFramebuffers[i].xOrigin = xOrigin;
585	that->maFramebuffers[i].yOrigin = yOrigin;
586	that->maFramebuffers[i].flags = (uint16_t)flags;
587	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
588	}
589	}
590	if ( uVersion == sSSMDisplayVer4
591	\|\| uVersion == sSSMDisplayVer5)
592	{
593	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
594	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
595	SSMR3GetU32(pSSM, &that->cxInputMapping);
596	SSMR3GetU32(pSSM, &that->cyInputMapping);
597	}
598	if (uVersion == sSSMDisplayVer5)
599	{
600	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
601	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
602	}
603
604	return VINF_SUCCESS;
605	}
606
607	/**
608	* Initializes the display object.
609	*
610	* @returns COM result indicator
611	* @param aParent handle of our parent object
612	*/
613	HRESULT Display::init(Console *aParent)
614	{
615	ComAssertRet(aParent, E_INVALIDARG);
616	/* Enclose the state transition NotReady->InInit->Ready */
617	AutoInitSpan autoInitSpan(this);
618	AssertReturn(autoInitSpan.isOk(), E_FAIL);
619
620	unconst(mParent) = aParent;
621
622	mfSourceBitmapEnabled = true;
623	fVGAResizing = false;
624
625	ULONG ul;
626	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
627	mcMonitors = ul;
628	xInputMappingOrigin = 0;
629	yInputMappingOrigin = 0;
630	cxInputMapping = 0;
631	cyInputMapping = 0;
632
633	for (ul = 0; ul < mcMonitors; ul++)
634	{
635	maFramebuffers[ul].u32Offset = 0;
636	maFramebuffers[ul].u32MaxFramebufferSize = 0;
637	maFramebuffers[ul].u32InformationSize = 0;
638
639	maFramebuffers[ul].pFramebuffer = NULL;
640	/* All secondary monitors are disabled at startup. */
641	maFramebuffers[ul].fDisabled = ul > 0;
642
643	maFramebuffers[ul].u32Caps = 0;
644
645	maFramebuffers[ul].updateImage.pu8Address = NULL;
646	maFramebuffers[ul].updateImage.cbLine = 0;
647
648	maFramebuffers[ul].xOrigin = 0;
649	maFramebuffers[ul].yOrigin = 0;
650
651	maFramebuffers[ul].w = 0;
652	maFramebuffers[ul].h = 0;
653
654	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
655
656	maFramebuffers[ul].u16BitsPerPixel = 0;
657	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
658	maFramebuffers[ul].u32LineSize = 0;
659
660	maFramebuffers[ul].pHostEvents = NULL;
661
662	maFramebuffers[ul].fDefaultFormat = false;
663
664	#ifdef VBOX_WITH_HGSMI
665	maFramebuffers[ul].fVBVAEnabled = false;
666	maFramebuffers[ul].fVBVAForceResize = false;
667	maFramebuffers[ul].fRenderThreadMode = false;
668	maFramebuffers[ul].pVBVAHostFlags = NULL;
669	#endif /* VBOX_WITH_HGSMI */
670	#ifdef VBOX_WITH_CROGL
671	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
672	#endif
673	}
674
675	{
676	// register listener for state change events
677	ComPtr<IEventSource> es;
678	mParent->COMGETTER(EventSource)(es.asOutParam());
679	com::SafeArray<VBoxEventType_T> eventTypes;
680	eventTypes.push_back(VBoxEventType_OnStateChanged);
681	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
682	}
683
684	/* Cache the 3D settings. */
685	BOOL fIs3DEnabled = FALSE;
686	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
687	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
688	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
689	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
690
691	/* Confirm a successful initialization */
692	autoInitSpan.setSucceeded();
693
694	return S_OK;
695	}
696
697	/**
698	* Uninitializes the instance and sets the ready flag to FALSE.
699	* Called either from FinalRelease() or by the parent when it gets destroyed.
700	*/
701	void Display::uninit()
702	{
703	LogRelFlowFunc(("this=%p\n", this));
704
705	/* Enclose the state transition Ready->InUninit->NotReady */
706	AutoUninitSpan autoUninitSpan(this);
707	if (autoUninitSpan.uninitDone())
708	return;
709
710	unsigned uScreenId;
711	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
712	{
713	maFramebuffers[uScreenId].pSourceBitmap.setNull();
714	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
715	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
716	maFramebuffers[uScreenId].updateImage.cbLine = 0;
717	maFramebuffers[uScreenId].pFramebuffer.setNull();
718	#ifdef VBOX_WITH_VIDEOREC
719	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
720	#endif
721	}
722
723	if (mParent)
724	{
725	ComPtr<IEventSource> es;
726	mParent->COMGETTER(EventSource)(es.asOutParam());
727	es->UnregisterListener(this);
728	}
729
730	unconst(mParent) = NULL;
731
732	if (mpDrv)
733	mpDrv->pDisplay = NULL;
734
735	mpDrv = NULL;
736	mpVMMDev = NULL;
737	mfVMMDevInited = true;
738	}
739
740	/**
741	* Register the SSM methods. Called by the power up thread to be able to
742	* pass pVM
743	*/
744	int Display::i_registerSSM(PUVM pUVM)
745	{
746	/* Version 2 adds width and height of the framebuffer; version 3 adds
747	* the framebuffer offset in the virtual desktop and the framebuffer flags;
748	* version 4 adds guest to host input event mapping and version 5 adds
749	* guest VBVA and host cursor capabilities.
750	*/
751	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
752	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
753	NULL, NULL, NULL,
754	NULL, i_displaySSMSave, NULL,
755	NULL, i_displaySSMLoad, NULL, this);
756	AssertRCReturn(rc, rc);
757
758	/*
759	* Register loaders for old saved states where iInstance was
760	* 3 * sizeof(uint32_t *) due to a code mistake.
761	*/
762	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
763	NULL, NULL, NULL,
764	NULL, NULL, NULL,
765	NULL, i_displaySSMLoad, NULL, this);
766	AssertRCReturn(rc, rc);
767
768	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
769	NULL, NULL, NULL,
770	NULL, NULL, NULL,
771	NULL, i_displaySSMLoad, NULL, this);
772	AssertRCReturn(rc, rc);
773
774	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
775	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
776	NULL, NULL, NULL,
777	NULL, i_displaySSMSaveScreenshot, NULL,
778	NULL, i_displaySSMLoadScreenshot, NULL, this);
779
780	AssertRCReturn(rc, rc);
781
782	return VINF_SUCCESS;
783	}
784
785	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
786	{
787	RT_NOREF(pCmd, cbCmd, rc);
788	Assert(pvCompletion);
789	RTMemFree(pvCompletion);
790	}
791
792	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
793	int Display::i_crOglWindowsShow(bool fShow)
794	{
795	if (!mfCrOglDataHidden == !!fShow)
796	return VINF_SUCCESS;
797
798	if (!mhCrOglSvc)
799	{
800	/* No 3D or the VMSVGA3d kind. */
801	Assert(!mfIsCr3DEnabled);
802	return VERR_INVALID_STATE;
803	}
804
805	VMMDev *pVMMDev = mParent->i_getVMMDev();
806	if (!pVMMDev)
807	{
808	AssertMsgFailed(("no vmmdev\n"));
809	return VERR_INVALID_STATE;
810	}
811
812	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
813	if (!pData)
814	{
815	AssertMsgFailed(("RTMemAlloc failed\n"));
816	return VERR_NO_MEMORY;
817	}
818
819	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
820	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
821
822	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
823	pData->aParms[0].u.uint32 = (uint32_t)fShow;
824
825	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
826	if (RT_SUCCESS(rc))
827	mfCrOglDataHidden = !fShow;
828	else
829	{
830	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
831	RTMemFree(pData);
832	}
833
834	return rc;
835	}
836	#endif
837
838
839	// public methods only for internal purposes
840	/////////////////////////////////////////////////////////////////////////////
841
842	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
843	{
844	RT_NOREF(pView);
845	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
846	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
847	return VINF_SUCCESS; /* nop it */
848
849	if (mfIsCr3DEnabled)
850	{
851	int rc = VERR_INVALID_STATE;
852	if (mhCrOglSvc)
853	{
854	VMMDev *pVMMDev = mParent->i_getVMMDev();
855	if (pVMMDev)
856	{
857	VBOXCRCMDCTL_HGCM *pCtl;
858	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
859	if (pCtl)
860	{
861	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
862	pData->Screen = *pScreen;
863	pData->pvVRAM = pvVRAM;
864
865	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
866	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
867	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
868	pCtl->aParms[0].u.pointer.addr = pData;
869	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
870
871	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
872	if (RT_FAILURE(rc))
873	{
874	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
875	RTMemFree(pCtl);
876	}
877	}
878	else
879	rc = VERR_NO_MEMORY;
880	}
881	}
882
883	return rc;
884	}
885	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
886	RT_NOREF(pScreen, pvVRAM);
887	#endif
888	return VINF_SUCCESS;
889	}
890
891	#ifndef NEW_RESIZE
892	/**
893	* Handles display resize event.
894	*
895	* @param uScreenId Screen ID
896	* @param bpp New bits per pixel.
897	* @param pvVRAM VRAM pointer.
898	* @param cbLine New bytes per line.
899	* @param w New display width.
900	* @param h New display height.
901	* @param flags Flags of the new video mode.
902	*
903	* @thread EMT
904	*/
905	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
906	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
907	#else
908	/**
909	* Handles display resize event.
910	*
911	* @param uScreenId Screen ID
912	* @param bpp New bits per pixel.
913	* @param pvVRAM VRAM pointer.
914	* @param cbLine New bytes per line.
915	* @param w New display width.
916	* @param h New display height.
917	* @param flags Flags of the new video mode.
918	* @param xOrigin New display origin X.
919	* @param yOrigin New display origin Y.
920	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
921	*/
922	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
923	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
924	uint32_t xOrigin, uint32_t yOrigin, bool fVGAResize)
925	#endif
926	{
927	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
928	pvVRAM, w, h, bpp, cbLine, flags));
929
930	#ifndef NEW_RESIZE
931	if (uScreenId >= mcMonitors)
932	return VINF_SUCCESS;
933
934	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
935
936	/* Reset the update mode. */
937	pFBInfo->updateImage.pSourceBitmap.setNull();
938	pFBInfo->updateImage.pu8Address = NULL;
939	pFBInfo->updateImage.cbLine = 0;
940
941	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
942	{
943	pFBInfo->w = w;
944	pFBInfo->h = h;
945
946	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
947	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
948	pFBInfo->u32LineSize = cbLine;
949	pFBInfo->flags = flags;
950	}
951
952	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
953	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
954	{
955	if (mpDrv)
956	{
957	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
958
959	mpDrv->IConnector.pbData = NULL;
960	mpDrv->IConnector.cbScanline = 0;
961	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
962	mpDrv->IConnector.cx = 0;
963	mpDrv->IConnector.cy = 0;
964	}
965	}
966
967	maFramebuffers[uScreenId].pSourceBitmap.setNull();
968
969	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
970	{
971	HRESULT hr = maFramebuffers[uScreenId].pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
972	LogFunc(("NotifyChange hr %08X\n", hr));
973	NOREF(hr);
974	}
975
976	bool fUpdateImage = RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage);
977	if (fUpdateImage && !pFBInfo->pFramebuffer.isNull())
978	{
979	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
980	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
981	if (SUCCEEDED(hr))
982	{
983	BYTE *pAddress = NULL;
984	ULONG ulWidth = 0;
985	ULONG ulHeight = 0;
986	ULONG ulBitsPerPixel = 0;
987	ULONG ulBytesPerLine = 0;
988	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
989
990	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
991	&ulWidth,
992	&ulHeight,
993	&ulBitsPerPixel,
994	&ulBytesPerLine,
995	&bitmapFormat);
996	if (SUCCEEDED(hr))
997	{
998	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
999	pFBInfo->updateImage.pu8Address = pAddress;
1000	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1001	}
1002	}
1003	}
1004
1005	/* Inform the VRDP server about the change of display parameters. */
1006	LogRelFlowFunc(("Calling VRDP\n"));
1007	mParent->i_consoleVRDPServer()->SendResize();
1008
1009	/* And re-send the seamless rectangles if necessary. */
1010	if (mfSeamlessEnabled)
1011	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1012
1013	#ifdef VBOX_WITH_VIDEOREC
1014	videoCaptureScreenChanged(uScreenId);
1015	#endif
1016
1017	#else /* NEW_RESIZE */
1018
1019	/* Caller must not hold the object lock. */
1020	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
1021
1022	/* Make sure that the VGA device does not access the source bitmap. */
1023	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
1024	{
1025	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
1026
1027	mpDrv->IConnector.pbData = NULL;
1028	mpDrv->IConnector.cbScanline = 0;
1029	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
1030	mpDrv->IConnector.cx = 0;
1031	mpDrv->IConnector.cy = 0;
1032	}
1033
1034	/* Update maFramebuffers[uScreenId] under lock. */
1035	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1036
1037	if (uScreenId >= mcMonitors)
1038	return VINF_SUCCESS;
1039
1040	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1041
1042	/* Reset the update mode. */
1043	pFBInfo->updateImage.pSourceBitmap.setNull();
1044	pFBInfo->updateImage.pu8Address = NULL;
1045	pFBInfo->updateImage.cbLine = 0;
1046
1047	/* Release the current source bitmap. */
1048	pFBInfo->pSourceBitmap.setNull();
1049
1050	/* Update the video mode information. */
1051	pFBInfo->w = w;
1052	pFBInfo->h = h;
1053	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
1054	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
1055	pFBInfo->u32LineSize = cbLine;
1056	pFBInfo->flags = flags;
1057	if (!fVGAResize)
1058	{
1059	pFBInfo->xOrigin = xOrigin;
1060	pFBInfo->yOrigin = yOrigin;
1061	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1062	pFBInfo->fVBVAForceResize = false;
1063	}
1064
1065	/* Prepare local vars for the notification code below. */
1066	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1067
1068	alock.release();
1069
1070	if (!pFramebuffer.isNull())
1071	{
1072	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1073	LogFunc(("NotifyChange hr %08X\n", hr));
1074	NOREF(hr);
1075	}
1076
1077	/* Inform the VRDP server about the change of display parameters. */
1078	LogRelFlowFunc(("Calling VRDP\n"));
1079	mParent->i_consoleVRDPServer()->SendResize();
1080
1081	/* And re-send the seamless rectangles if necessary. */
1082	if (mfSeamlessEnabled)
1083	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1084
1085	#ifdef VBOX_WITH_VIDEOREC
1086	videoCaptureScreenChanged(uScreenId);
1087	#endif
1088
1089	#endif /* NEW_RESIZE */
1090
1091	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1092
1093	return VINF_SUCCESS;
1094	}
1095
1096	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1097	{
1098	/* Correct negative x and y coordinates. */
1099	if (*px < 0)
1100	{
1101	px += pw; /* Compute xRight which is also the new width. */
1102
1103	pw = (px < 0)? 0: *px;
1104
1105	*px = 0;
1106	}
1107
1108	if (*py < 0)
1109	{
1110	py += ph; /* Compute xBottom, which is also the new height. */
1111
1112	ph = (py < 0)? 0: *py;
1113
1114	*py = 0;
1115	}
1116
1117	/* Also check if coords are greater than the display resolution. */
1118	if (px + pw > cx)
1119	{
1120	pw = cx > px? cx - *px: 0;
1121	}
1122
1123	if (py + ph > cy)
1124	{
1125	ph = cy > py? cy - *py: 0;
1126	}
1127	}
1128
1129	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1130	{
1131	/*
1132	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1133	* Safe to use VBVA vars and take the framebuffer lock.
1134	*/
1135
1136	#ifdef DEBUG_sunlover
1137	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1138	uScreenId, x, y, w, h));
1139	#endif /* DEBUG_sunlover */
1140
1141	/* No updates for a disabled guest screen. */
1142	if (maFramebuffers[uScreenId].fDisabled)
1143	return;
1144
1145	/* No updates for a blank guest screen. */
1146	/** @note Disabled for now, as the GUI does not update the picture when we
1147	* first blank. */
1148	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1149	return; */
1150
1151	#ifndef NEW_RESIZE
1152	i_checkCoordBounds(&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1153	maFramebuffers[uScreenId].h);
1154
1155	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1156	if (pFramebuffer != NULL)
1157	{
1158	if (w != 0 && h != 0)
1159	{
1160	bool fUpdateImage = RT_BOOL(maFramebuffers[uScreenId].u32Caps & FramebufferCapabilities_UpdateImage);
1161	if (RT_LIKELY(!fUpdateImage))
1162	{
1163	pFramebuffer->NotifyUpdate(x, y, w, h);
1164	}
1165	else
1166	{
1167	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1168
1169	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1170
1171	if (!pFBInfo->updateImage.pSourceBitmap.isNull())
1172	{
1173	Assert(pFBInfo->updateImage.pu8Address);
1174
1175	size_t cbData = w * h * 4;
1176	com::SafeArray<BYTE> image(cbData);
1177
1178	uint8_t *pu8Dst = image.raw();
1179	const uint8_t pu8Src = pFBInfo->updateImage.pu8Address + pFBInfo->updateImage.cbLine y + x * 4;
1180
1181	int i;
1182	for (i = y; i < y + h; ++i)
1183	{
1184	memcpy(pu8Dst, pu8Src, w * 4);
1185	pu8Dst += w * 4;
1186	pu8Src += pFBInfo->updateImage.cbLine;
1187	}
1188
1189	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1190	}
1191	}
1192	}
1193	}
1194	#else /* NEW_RESIZE */
1195	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1196	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1197
1198	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1199	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1200
1201	alockr.release();
1202
1203	if (RT_LIKELY(!pFramebuffer.isNull()))
1204	{
1205	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1206	{
1207	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1208
1209	if (w != 0 && h != 0)
1210	{
1211	pFramebuffer->NotifyUpdate(x, y, w, h);
1212	}
1213	}
1214	else
1215	{
1216	if (RT_LIKELY(!pSourceBitmap.isNull()))
1217	{ /* likely */ }
1218	else
1219	{
1220	/* Create a source bitmap if UpdateImage mode is used. */
1221	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1222	if (SUCCEEDED(hr))
1223	{
1224	BYTE *pAddress = NULL;
1225	ULONG ulWidth = 0;
1226	ULONG ulHeight = 0;
1227	ULONG ulBitsPerPixel = 0;
1228	ULONG ulBytesPerLine = 0;
1229	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1230
1231	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1232	&ulWidth,
1233	&ulHeight,
1234	&ulBitsPerPixel,
1235	&ulBytesPerLine,
1236	&bitmapFormat);
1237	if (SUCCEEDED(hr))
1238	{
1239	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1240
1241	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1242	{
1243	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1244	pFBInfo->updateImage.pu8Address = pAddress;
1245	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1246	}
1247
1248	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1249
1250	alockw.release();
1251	}
1252	}
1253	}
1254
1255	if (RT_LIKELY(!pSourceBitmap.isNull()))
1256	{
1257	BYTE *pbAddress = NULL;
1258	ULONG ulWidth = 0;
1259	ULONG ulHeight = 0;
1260	ULONG ulBitsPerPixel = 0;
1261	ULONG ulBytesPerLine = 0;
1262	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1263
1264	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1265	&ulWidth,
1266	&ulHeight,
1267	&ulBitsPerPixel,
1268	&ulBytesPerLine,
1269	&bitmapFormat);
1270	if (SUCCEEDED(hr))
1271	{
1272	/* Make sure that the requested update is within the source bitmap dimensions. */
1273	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1274
1275	if (w != 0 && h != 0)
1276	{
1277	const size_t cbData = w * h * 4;
1278	com::SafeArray<BYTE> image(cbData);
1279
1280	uint8_t *pu8Dst = image.raw();
1281	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1282
1283	int i;
1284	for (i = y; i < y + h; ++i)
1285	{
1286	memcpy(pu8Dst, pu8Src, w * 4);
1287	pu8Dst += w * 4;
1288	pu8Src += ulBytesPerLine;
1289	}
1290
1291	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1292	}
1293	}
1294	}
1295	}
1296	}
1297	#endif /* NEW_RESIZE */
1298
1299	#ifndef VBOX_WITH_HGSMI
1300	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1301	{
1302	#else
1303	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1304	{
1305	#endif /* VBOX_WITH_HGSMI */
1306	/* When VBVA is enabled, the VRDP server is informed
1307	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1308	* Inform the server here only if VBVA is disabled.
1309	*/
1310	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1311	}
1312	}
1313
1314	void Display::i_updateGuestGraphicsFacility(void)
1315	{
1316	Guest* pGuest = mParent->i_getGuest();
1317	AssertPtrReturnVoid(pGuest);
1318	/* The following is from GuestImpl.cpp. */
1319	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1320	* to move the graphics and seamless capability -> facility translation to
1321	* VMMDev so this could be saved. */
1322	RTTIMESPEC TimeSpecTS;
1323	RTTimeNow(&TimeSpecTS);
1324
1325	if ( mfVMMDevSupportsGraphics
1326	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1327	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1328	VBoxGuestFacilityStatus_Active,
1329	0 /fFlags/, &TimeSpecTS);
1330	else
1331	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1332	VBoxGuestFacilityStatus_Inactive,
1333	0 /fFlags/, &TimeSpecTS);
1334	}
1335
1336	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1337	{
1338	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1339	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1340	return;
1341	mfVMMDevSupportsGraphics = fSupportsGraphics;
1342	i_updateGuestGraphicsFacility();
1343	/* The VMMDev interface notifies the console. */
1344	}
1345
1346	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1347	{
1348	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1349	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1350
1351	mfGuestVBVACapabilities = fNewCapabilities;
1352	if (!fNotify)
1353	return;
1354	i_updateGuestGraphicsFacility();
1355	/* Tell the console about it */
1356	mParent->i_onAdditionsStateChange();
1357	}
1358
1359	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1360	{
1361	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1362
1363	xInputMappingOrigin = xOrigin;
1364	yInputMappingOrigin = yOrigin;
1365	cxInputMapping = cx;
1366	cyInputMapping = cy;
1367
1368	/* Re-send the seamless rectangles if necessary. */
1369	if (mfSeamlessEnabled)
1370	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1371	}
1372
1373	/**
1374	* Returns the upper left and lower right corners of the virtual framebuffer.
1375	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1376	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1377	*/
1378	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1379	int32_t px2, int32_t py2)
1380	{
1381	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1382	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1383
1384	AssertPtrReturnVoid(px1);
1385	AssertPtrReturnVoid(py1);
1386	AssertPtrReturnVoid(px2);
1387	AssertPtrReturnVoid(py2);
1388	LogRelFlowFunc(("\n"));
1389
1390	if (!mpDrv)
1391	return;
1392	/* If VBVA is not in use then this flag will not be set and this
1393	* will still work as it should. */
1394	if (!maFramebuffers[0].fDisabled)
1395	{
1396	x1 = (int32_t)maFramebuffers[0].xOrigin;
1397	y1 = (int32_t)maFramebuffers[0].yOrigin;
1398	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1399	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1400	}
1401	if (cxInputMapping && cyInputMapping)
1402	{
1403	x1 = xInputMappingOrigin;
1404	y1 = yInputMappingOrigin;
1405	x2 = xInputMappingOrigin + cxInputMapping;
1406	y2 = yInputMappingOrigin + cyInputMapping;
1407	}
1408	else
1409	for (unsigned i = 1; i < mcMonitors; ++i)
1410	{
1411	if (!maFramebuffers[i].fDisabled)
1412	{
1413	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1414	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1415	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1416	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1417	}
1418	}
1419	*px1 = x1;
1420	*py1 = y1;
1421	*px2 = x2;
1422	*py2 = y2;
1423	}
1424
1425	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1426	{
1427	/* Do we need this to access mParent? I presume that the safe VM pointer
1428	* ensures that mpDrv will remain valid. */
1429	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1430	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1431	& ~fCapabilitiesRemoved;
1432
1433	Console::SafeVMPtr ptrVM(mParent);
1434	if (!ptrVM.isOk())
1435	return ptrVM.rc();
1436	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1437	return S_OK;
1438	CHECK_CONSOLE_DRV(mpDrv);
1439	alock.release(); /* Release before calling up for lock order reasons. */
1440	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1441	mfHostCursorCapabilities = fHostCursorCapabilities;
1442	return S_OK;
1443	}
1444
1445	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1446	{
1447	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1448	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1449	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1450	xAdj = RT_MIN(xAdj, cxInputMapping);
1451	yAdj = RT_MIN(yAdj, cyInputMapping);
1452
1453	Console::SafeVMPtr ptrVM(mParent);
1454	if (!ptrVM.isOk())
1455	return ptrVM.rc();
1456	CHECK_CONSOLE_DRV(mpDrv);
1457	alock.release(); /* Release before calling up for lock order reasons. */
1458	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1459	return S_OK;
1460	}
1461
1462	static bool displayIntersectRect(RTRECT *prectResult,
1463	const RTRECT *prect1,
1464	const RTRECT *prect2)
1465	{
1466	/* Initialize result to an empty record. */
1467	memset(prectResult, 0, sizeof(RTRECT));
1468
1469	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1470	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1471
1472	if (xLeftResult < xRightResult)
1473	{
1474	/* There is intersection by X. */
1475
1476	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1477	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1478
1479	if (yTopResult < yBottomResult)
1480	{
1481	/* There is intersection by Y. */
1482
1483	prectResult->xLeft = xLeftResult;
1484	prectResult->yTop = yTopResult;
1485	prectResult->xRight = xRightResult;
1486	prectResult->yBottom = yBottomResult;
1487
1488	return true;
1489	}
1490	}
1491
1492	return false;
1493	}
1494
1495	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1496	{
1497	RTRECT *pRectVisibleRegion = NULL;
1498
1499	if (pRect == mpRectVisibleRegion)
1500	return VINF_SUCCESS;
1501	if (cRect != 0)
1502	{
1503	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1504	if (!pRectVisibleRegion)
1505	{
1506	return VERR_NO_MEMORY;
1507	}
1508	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1509	}
1510	if (mpRectVisibleRegion)
1511	RTMemFree(mpRectVisibleRegion);
1512	mcRectVisibleRegion = cRect;
1513	mpRectVisibleRegion = pRectVisibleRegion;
1514	return VINF_SUCCESS;
1515	}
1516
1517	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1518	{
1519	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1520	* sizeof(RTRECT));
1521	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1522	if (!pVisibleRegion)
1523	{
1524	return VERR_NO_TMP_MEMORY;
1525	}
1526	int rc = i_saveVisibleRegion(cRect, pRect);
1527	if (RT_FAILURE(rc))
1528	{
1529	RTMemTmpFree(pVisibleRegion);
1530	return rc;
1531	}
1532
1533	unsigned uScreenId;
1534	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1535	{
1536	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1537
1538	if ( !pFBInfo->pFramebuffer.isNull()
1539	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1540	{
1541	/* Prepare a new array of rectangles which intersect with the framebuffer.
1542	*/
1543	RTRECT rectFramebuffer;
1544	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1545	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1546	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1547	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1548
1549	uint32_t cRectVisibleRegion = 0;
1550
1551	uint32_t i;
1552	for (i = 0; i < cRect; i++)
1553	{
1554	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1555	{
1556	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1557	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1558	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1559	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1560
1561	cRectVisibleRegion++;
1562	}
1563	}
1564	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1565	}
1566	}
1567
1568	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1569	VMMDev *vmmDev = mParent->i_getVMMDev();
1570	if (mfIsCr3DEnabled && vmmDev)
1571	{
1572	if (mhCrOglSvc)
1573	{
1574	VBOXCRCMDCTL_HGCM *pCtl;
1575	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1576	if (pCtl)
1577	{
1578	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1579	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1580
1581	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1582	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1583
1584	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1585	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1586	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1587
1588	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1589	if (!RT_SUCCESS(rc))
1590	{
1591	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1592	RTMemFree(pCtl);
1593	}
1594	}
1595	else
1596	AssertMsgFailed(("failed to allocate rects memory\n"));
1597	}
1598	else
1599	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1600	}
1601	#endif
1602
1603	RTMemTmpFree(pVisibleRegion);
1604
1605	return VINF_SUCCESS;
1606	}
1607
1608	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1609	{
1610	/// @todo Currently not used by the guest and is not implemented in
1611	/// framebuffers. Remove?
1612	RT_NOREF(pcRects, paRects);
1613	return VERR_NOT_SUPPORTED;
1614	}
1615
1616	#ifdef VBOX_WITH_HGSMI
1617	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1618	uint32_t fu32SupportedOrders,
1619	bool fVideoAccelVRDP,
1620	DISPLAYFBINFO *pFBInfo)
1621	{
1622	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1623
1624	if (pFBInfo->pVBVAHostFlags)
1625	{
1626	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1627
1628	if (pFBInfo->fVBVAEnabled)
1629	{
1630	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1631
1632	if (fVideoAccelVRDP)
1633	{
1634	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1635	}
1636	}
1637
1638	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1639	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1640
1641	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1642	}
1643	}
1644
1645	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1646	bool fVideoAccelVRDP,
1647	DISPLAYFBINFO *paFBInfos,
1648	unsigned cFBInfos)
1649	{
1650	unsigned uScreenId;
1651
1652	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1653	{
1654	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1655	}
1656	}
1657	#endif /* VBOX_WITH_HGSMI */
1658
1659	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1660	{
1661	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1662	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1663	if (RT_SUCCESS(rc))
1664	{
1665	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1666	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1667	}
1668	LogFlowFunc(("leave %Rrc\n", rc));
1669	return rc;
1670	}
1671
1672	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1673	{
1674	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1675	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1676	if (RT_SUCCESS(rc))
1677	{
1678	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1679	videoAccelLeaveVGA(&mVideoAccelLegacy);
1680	}
1681	LogFlowFunc(("leave %Rrc\n", rc));
1682	return rc;
1683	}
1684
1685	void Display::VideoAccelFlushVMMDev(void)
1686	{
1687	LogFlowFunc(("enter\n"));
1688	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1689	if (RT_SUCCESS(rc))
1690	{
1691	i_VideoAccelFlush(mpDrv->pUpPort);
1692	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1693	}
1694	LogFlowFunc(("leave\n"));
1695	}
1696
1697	/* Called always by one VRDP server thread. Can be thread-unsafe.
1698	*/
1699	void Display::i_VideoAccelVRDP(bool fEnable)
1700	{
1701	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1702
1703	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1704
1705	int c = fEnable?
1706	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1707	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1708
1709	Assert (c >= 0);
1710
1711	/* This can run concurrently with Display videoaccel state change. */
1712	RTCritSectEnter(&mVideoAccelLock);
1713
1714	if (c == 0)
1715	{
1716	/* The last client has disconnected, and the accel can be
1717	* disabled.
1718	*/
1719	Assert(fEnable == false);
1720
1721	mfVideoAccelVRDP = false;
1722	mfu32SupportedOrders = 0;
1723
1724	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1725	maFramebuffers, mcMonitors);
1726	#ifdef VBOX_WITH_HGSMI
1727	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1728	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1729	#endif /* VBOX_WITH_HGSMI */
1730
1731	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1732	}
1733	else if ( c == 1
1734	&& !mfVideoAccelVRDP)
1735	{
1736	/* The first client has connected. Enable the accel.
1737	*/
1738	Assert(fEnable == true);
1739
1740	mfVideoAccelVRDP = true;
1741	/* Supporting all orders. */
1742	mfu32SupportedOrders = UINT32_MAX;
1743
1744	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1745	maFramebuffers, mcMonitors);
1746	#ifdef VBOX_WITH_HGSMI
1747	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1748	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1749	#endif /* VBOX_WITH_HGSMI */
1750
1751	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1752	}
1753	else
1754	{
1755	/* A client is connected or disconnected but there is no change in the
1756	* accel state. It remains enabled.
1757	*/
1758	Assert(mfVideoAccelVRDP == true);
1759	}
1760
1761	RTCritSectLeave(&mVideoAccelLock);
1762	}
1763
1764	void Display::i_notifyPowerDown(void)
1765	{
1766	LogRelFlowFunc(("\n"));
1767
1768	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1769
1770	/* Source bitmaps are not available anymore. */
1771	mfSourceBitmapEnabled = false;
1772
1773	alock.release();
1774
1775	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1776	unsigned uScreenId = mcMonitors;
1777	while (uScreenId > 0)
1778	{
1779	--uScreenId;
1780
1781	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1782	if (!pFBInfo->fDisabled)
1783	{
1784	#ifndef NEW_RESIZE
1785	i_handleDisplayResize(uScreenId, 32,
1786	pFBInfo->pu8FramebufferVRAM,
1787	pFBInfo->u32LineSize,
1788	pFBInfo->w,
1789	pFBInfo->h,
1790	pFBInfo->flags);
1791	#else
1792	i_handleDisplayResize(uScreenId, 32,
1793	pFBInfo->pu8FramebufferVRAM,
1794	pFBInfo->u32LineSize,
1795	pFBInfo->w,
1796	pFBInfo->h,
1797	pFBInfo->flags,
1798	pFBInfo->xOrigin,
1799	pFBInfo->yOrigin,
1800	false);
1801	#endif
1802	}
1803	}
1804	}
1805
1806	// Wrapped IDisplay methods
1807	/////////////////////////////////////////////////////////////////////////////
1808	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1809	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1810	{
1811	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1812
1813	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1814
1815	if (aScreenId >= mcMonitors)
1816	return E_INVALIDARG;
1817
1818	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1819
1820	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1821
1822	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1823	guestMonitorStatus = GuestMonitorStatus_Disabled;
1824	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1825	guestMonitorStatus = GuestMonitorStatus_Blank;
1826
1827	if (aWidth)
1828	*aWidth = pFBInfo->w;
1829	if (aHeight)
1830	*aHeight = pFBInfo->h;
1831	if (aBitsPerPixel)
1832	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1833	if (aXOrigin)
1834	*aXOrigin = pFBInfo->xOrigin;
1835	if (aYOrigin)
1836	*aYOrigin = pFBInfo->yOrigin;
1837	if (aGuestMonitorStatus)
1838	*aGuestMonitorStatus = guestMonitorStatus;
1839
1840	return S_OK;
1841	}
1842
1843
1844	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1845	{
1846	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1847
1848	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1849
1850	if (aScreenId >= mcMonitors)
1851	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1852	aScreenId, mcMonitors);
1853
1854	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1855	if (!pFBInfo->pFramebuffer.isNull())
1856	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1857	aScreenId);
1858
1859	pFBInfo->pFramebuffer = aFramebuffer;
1860	pFBInfo->framebufferId.create();
1861	aId = pFBInfo->framebufferId;
1862
1863	SafeArray<FramebufferCapabilities_T> caps;
1864	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1865	pFBInfo->u32Caps = 0;
1866	size_t i;
1867	for (i = 0; i < caps.size(); ++i)
1868	pFBInfo->u32Caps \|= caps[i];
1869
1870	alock.release();
1871
1872	/* The driver might not have been constructed yet */
1873	if (mpDrv)
1874	{
1875	#ifndef NEW_RESIZE
1876	/* Setup the new framebuffer. */
1877	i_handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
1878	pFBInfo->pu8FramebufferVRAM,
1879	pFBInfo->u32LineSize,
1880	pFBInfo->w,
1881	pFBInfo->h,
1882	pFBInfo->flags);
1883	#else
1884	/* Inform the framebuffer about the actual screen size. */
1885	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1886	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1887
1888	/* Re-send the seamless rectangles if necessary. */
1889	if (mfSeamlessEnabled)
1890	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1891	#endif
1892	}
1893
1894	Console::SafeVMPtrQuiet ptrVM(mParent);
1895	if (ptrVM.isOk())
1896	{
1897	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1898	if (mfIsCr3DEnabled)
1899	{
1900	VBOXCRCMDCTL_HGCM data;
1901	RT_ZERO(data);
1902	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1903	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1904
1905	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1906	data.aParms[0].u.uint32 = aScreenId;
1907
1908	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1909	AssertRC(vrc);
1910	}
1911	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1912
1913	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1914	3, this, aScreenId, false);
1915	}
1916
1917	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1918	return S_OK;
1919	}
1920
1921	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1922	{
1923	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1924
1925	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1926
1927	if (aScreenId >= mcMonitors)
1928	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1929	aScreenId, mcMonitors);
1930
1931	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1932
1933	if (pFBInfo->framebufferId != aId)
1934	{
1935	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1936	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1937	}
1938
1939	pFBInfo->pFramebuffer.setNull();
1940	pFBInfo->framebufferId.clear();
1941
1942	alock.release();
1943
1944	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1945	Console::SafeVMPtrQuiet ptrVM(mParent);
1946	if (ptrVM.isOk())
1947	{
1948	if (mfIsCr3DEnabled)
1949	{
1950	VBOXCRCMDCTL_HGCM data;
1951	RT_ZERO(data);
1952	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1953	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1954
1955	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1956	data.aParms[0].u.uint32 = aScreenId;
1957
1958	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1959	AssertRC(vrc);
1960	}
1961	}
1962	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1963
1964	return S_OK;
1965	}
1966
1967	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1968	{
1969	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1970
1971	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1972
1973	if (aScreenId >= mcMonitors)
1974	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1975	aScreenId, mcMonitors);
1976
1977	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1978
1979	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1980
1981	return S_OK;
1982	}
1983
1984	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1985	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1986	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1987	{
1988	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1989	{
1990	/* Some of parameters must not change. Query current mode. */
1991	ULONG ulWidth = 0;
1992	ULONG ulHeight = 0;
1993	ULONG ulBitsPerPixel = 0;
1994	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1995	if (FAILED(hr))
1996	return hr;
1997
1998	/* Assign current values to not changing parameters. */
1999	if (aWidth == 0)
2000	aWidth = ulWidth;
2001	if (aHeight == 0)
2002	aHeight = ulHeight;
2003	if (aBitsPerPixel == 0)
2004	aBitsPerPixel = ulBitsPerPixel;
2005	}
2006
2007	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2008
2009	if (aDisplay >= mcMonitors)
2010	return E_INVALIDARG;
2011
2012	CHECK_CONSOLE_DRV(mpDrv);
2013
2014	/*
2015	* It is up to the guest to decide whether the hint is
2016	* valid. Therefore don't do any VRAM sanity checks here.
2017	*/
2018
2019	/* Have to release the lock because the pfnRequestDisplayChange
2020	* will call EMT. */
2021	alock.release();
2022
2023	/* We always send the hint to the graphics card in case the guest enables
2024	* support later. For now we notify exactly when support is enabled. */
2025	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
2026	aBitsPerPixel, aDisplay,
2027	aChangeOrigin ? aOriginX : ~0,
2028	aChangeOrigin ? aOriginY : ~0,
2029	RT_BOOL(aEnabled),
2030	mfGuestVBVACapabilities
2031	& VBVACAPS_VIDEO_MODE_HINTS);
2032	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
2033	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
2034	{
2035	mParent->i_sendACPIMonitorHotPlugEvent();
2036	}
2037
2038	/* We currently never suppress the VMMDev hint if the guest has requested
2039	* it. Specifically the video graphics driver may not be responsible for
2040	* screen positioning in the guest virtual desktop, and the component
2041	* responsible may want to get the hint from VMMDev. */
2042	VMMDev *pVMMDev = mParent->i_getVMMDev();
2043	if (pVMMDev)
2044	{
2045	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2046	if (pVMMDevPort)
2047	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
2048	aDisplay, aOriginX, aOriginY,
2049	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
2050	}
2051	return S_OK;
2052	}
2053
2054	HRESULT Display::setSeamlessMode(BOOL enabled)
2055	{
2056	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2057
2058	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2059	alock.release();
2060
2061	VMMDev *pVMMDev = mParent->i_getVMMDev();
2062	if (pVMMDev)
2063	{
2064	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2065	if (pVMMDevPort)
2066	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2067	}
2068	mfSeamlessEnabled = RT_BOOL(enabled);
2069
2070	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2071	if (!enabled)
2072	{
2073	VMMDev *vmmDev = mParent->i_getVMMDev();
2074	if (mfIsCr3DEnabled && vmmDev)
2075	{
2076	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
2077	if (!pData)
2078	{
2079	AssertMsgFailed(("RTMemAlloc failed\n"));
2080	return VERR_NO_MEMORY;
2081	}
2082
2083	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2084	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2085
2086	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2087	pData->aParms[0].u.pointer.addr = NULL;
2088	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2089
2090	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
2091	if (!RT_SUCCESS(rc))
2092	{
2093	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2094	RTMemFree(pData);
2095	}
2096	}
2097	}
2098	#endif
2099	return S_OK;
2100	}
2101
2102	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2103	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2104	uint32_t u32Width, uint32_t u32Height)
2105	{
2106	if ( pDisplay->mfIsCr3DEnabled
2107	&& pDisplay->mCrOglCallbacks.pfnHasData
2108	&& pDisplay->mCrOglCallbacks.pfnHasData())
2109	{
2110	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2111	if (pVMMDev)
2112	{
2113	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2114	if (pScreenshot)
2115	{
2116	/* screen id or CRSCREEN_ALL to specify all enabled */
2117	pScreenshot->u32Screen = aScreenId;
2118	pScreenshot->u32Width = u32Width;
2119	pScreenshot->u32Height = u32Height;
2120	pScreenshot->u32Pitch = u32Width * 4;
2121	pScreenshot->pvBuffer = pbData;
2122	pScreenshot->pvContext = NULL;
2123	pScreenshot->pfnScreenshotBegin = NULL;
2124	pScreenshot->pfnScreenshotPerform = NULL;
2125	pScreenshot->pfnScreenshotEnd = NULL;
2126
2127	VBOXCRCMDCTL_HGCM data;
2128	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2129	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2130
2131	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2132	data.aParms[0].u.pointer.addr = pScreenshot;
2133	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2134
2135	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2136
2137	RTMemFree(pScreenshot);
2138
2139	if (RT_SUCCESS(rc))
2140	return TRUE;
2141	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2142	/* fall back to the non-3d mechanism */
2143	}
2144	}
2145	}
2146	return FALSE;
2147	}
2148	#endif
2149
2150	/* static */
2151	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2152	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2153	{
2154	int rc;
2155	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2156	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2157	{
2158	if (pDisplay->mpDrv)
2159	{
2160	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2161	*pfMemFree = false;
2162	}
2163	else
2164	{
2165	/* No image. */
2166	*ppbData = NULL;
2167	*pcbData = 0;
2168	*pcx = 0;
2169	*pcy = 0;
2170	*pfMemFree = true;
2171	rc = VINF_SUCCESS;
2172	}
2173	}
2174	else if (aScreenId < pDisplay->mcMonitors)
2175	{
2176	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2177
2178	uint32_t width = pFBInfo->w;
2179	uint32_t height = pFBInfo->h;
2180
2181	/* Allocate 32 bit per pixel bitmap. */
2182	size_t cbRequired = width * 4 * height;
2183
2184	if (cbRequired)
2185	{
2186	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2187	if (pbDst != NULL)
2188	{
2189	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2190	{
2191	/* Copy guest VRAM to the allocated 32bpp buffer. */
2192	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2193	int32_t xSrc = 0;
2194	int32_t ySrc = 0;
2195	uint32_t u32SrcWidth = width;
2196	uint32_t u32SrcHeight = height;
2197	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2198	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2199
2200	int32_t xDst = 0;
2201	int32_t yDst = 0;
2202	uint32_t u32DstWidth = u32SrcWidth;
2203	uint32_t u32DstHeight = u32SrcHeight;
2204	uint32_t u32DstLineSize = u32DstWidth * 4;
2205	uint32_t u32DstBitsPerPixel = 32;
2206
2207	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2208	width, height,
2209	pu8Src,
2210	xSrc, ySrc,
2211	u32SrcWidth, u32SrcHeight,
2212	u32SrcLineSize, u32SrcBitsPerPixel,
2213	pbDst,
2214	xDst, yDst,
2215	u32DstWidth, u32DstHeight,
2216	u32DstLineSize, u32DstBitsPerPixel);
2217	}
2218	else
2219	{
2220	memset(pbDst, 0, cbRequired);
2221	rc = VINF_SUCCESS;
2222	}
2223	if (RT_SUCCESS(rc))
2224	{
2225	*ppbData = pbDst;
2226	*pcbData = cbRequired;
2227	*pcx = width;
2228	*pcy = height;
2229	*pfMemFree = true;
2230	}
2231	else
2232	{
2233	RTMemFree(pbDst);
2234
2235	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2236	if ( rc == VERR_INVALID_STATE
2237	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2238	{
2239	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2240	*pfMemFree = false;
2241	}
2242	}
2243	}
2244	else
2245	rc = VERR_NO_MEMORY;
2246	}
2247	else
2248	{
2249	/* No image. */
2250	*ppbData = NULL;
2251	*pcbData = 0;
2252	*pcx = 0;
2253	*pcy = 0;
2254	*pfMemFree = true;
2255	rc = VINF_SUCCESS;
2256	}
2257	}
2258	else
2259	rc = VERR_INVALID_PARAMETER;
2260	return rc;
2261	}
2262
2263	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2264	BYTE *address, ULONG width, ULONG height)
2265	{
2266	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2267	/*
2268	* CrOgl screenshot hook/hack.
2269	*/
2270	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2271	return VINF_SUCCESS;
2272	#endif
2273
2274	uint8_t *pbData = NULL;
2275	size_t cbData = 0;
2276	uint32_t cx = 0;
2277	uint32_t cy = 0;
2278	bool fFreeMem = false;
2279	int vrc = VINF_SUCCESS;
2280
2281	int cRetries = 5;
2282	while (cRetries-- > 0)
2283	{
2284	/* Note! Not sure if the priority call is such a good idea here, but
2285	it would be nice to have an accurate screenshot for the bug
2286	report if the VM deadlocks. */
2287	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2288	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2289	if (vrc != VERR_TRY_AGAIN)
2290	{
2291	break;
2292	}
2293
2294	RTThreadSleep(10);
2295	}
2296
2297	if (RT_SUCCESS(vrc) && pbData)
2298	{
2299	if (cx == width && cy == height)
2300	{
2301	/* No scaling required. */
2302	memcpy(address, pbData, cbData);
2303	}
2304	else
2305	{
2306	/* Scale. */
2307	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2308
2309	uint8_t *dst = address;
2310	uint8_t *src = pbData;
2311	int dstW = width;
2312	int dstH = height;
2313	int srcW = cx;
2314	int srcH = cy;
2315	int iDeltaLine = cx * 4;
2316
2317	BitmapScale32(dst,
2318	dstW, dstH,
2319	src,
2320	iDeltaLine,
2321	srcW, srcH);
2322	}
2323
2324	if (fFreeMem)
2325	RTMemFree(pbData);
2326	else
2327	{
2328	/* This can be called from any thread. */
2329	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2330	}
2331	}
2332
2333	return vrc;
2334	}
2335
2336	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2337	BYTE *aAddress,
2338	ULONG aWidth,
2339	ULONG aHeight,
2340	BitmapFormat_T aBitmapFormat,
2341	ULONG *pcbOut)
2342	{
2343	HRESULT rc = S_OK;
2344
2345	/* Do not allow too small and too large screenshots. This also filters out negative
2346	* values passed as either 'aWidth' or 'aHeight'.
2347	*/
2348	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2349	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2350
2351	if ( aBitmapFormat != BitmapFormat_BGR0
2352	&& aBitmapFormat != BitmapFormat_BGRA
2353	&& aBitmapFormat != BitmapFormat_RGBA
2354	&& aBitmapFormat != BitmapFormat_PNG)
2355	{
2356	return setError(E_NOTIMPL,
2357	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2358	}
2359
2360	Console::SafeVMPtr ptrVM(mParent);
2361	if (!ptrVM.isOk())
2362	return ptrVM.rc();
2363
2364	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2365
2366	if (RT_SUCCESS(vrc))
2367	{
2368	const size_t cbData = aWidth * 4 * aHeight;
2369
2370	/* Most of uncompressed formats. */
2371	*pcbOut = (ULONG)cbData;
2372
2373	if (aBitmapFormat == BitmapFormat_BGR0)
2374	{
2375	/* Do nothing. */
2376	}
2377	else if (aBitmapFormat == BitmapFormat_BGRA)
2378	{
2379	uint32_t pu32 = (uint32_t )aAddress;
2380	size_t cPixels = aWidth * aHeight;
2381	while (cPixels--)
2382	{
2383	*pu32++ \|= UINT32_C(0xFF000000);
2384	}
2385	}
2386	else if (aBitmapFormat == BitmapFormat_RGBA)
2387	{
2388	uint8_t *pu8 = aAddress;
2389	size_t cPixels = aWidth * aHeight;
2390	while (cPixels--)
2391	{
2392	uint8_t u8 = pu8[0];
2393	pu8[0] = pu8[2];
2394	pu8[2] = u8;
2395	pu8[3] = 0xFF;
2396
2397	pu8 += 4;
2398	}
2399	}
2400	else if (aBitmapFormat == BitmapFormat_PNG)
2401	{
2402	uint8_t *pu8PNG = NULL;
2403	uint32_t cbPNG = 0;
2404	uint32_t cxPNG = 0;
2405	uint32_t cyPNG = 0;
2406
2407	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2408	if (RT_SUCCESS(vrc))
2409	{
2410	if (cbPNG <= cbData)
2411	{
2412	memcpy(aAddress, pu8PNG, cbPNG);
2413	*pcbOut = cbPNG;
2414	}
2415	else
2416	{
2417	rc = setError(E_FAIL,
2418	tr("PNG is larger than 32bpp bitmap"));
2419	}
2420	}
2421	else
2422	{
2423	rc = setError(VBOX_E_IPRT_ERROR,
2424	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2425	}
2426	RTMemFree(pu8PNG);
2427	}
2428	}
2429	else if (vrc == VERR_TRY_AGAIN)
2430	rc = setError(E_UNEXPECTED,
2431	tr("Screenshot is not available at this time"));
2432	else if (RT_FAILURE(vrc))
2433	rc = setError(VBOX_E_IPRT_ERROR,
2434	tr("Could not take a screenshot (%Rrc)"), vrc);
2435
2436	return rc;
2437	}
2438
2439	HRESULT Display::takeScreenShot(ULONG aScreenId,
2440	BYTE *aAddress,
2441	ULONG aWidth,
2442	ULONG aHeight,
2443	BitmapFormat_T aBitmapFormat)
2444	{
2445	HRESULT rc = S_OK;
2446
2447	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2448	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2449
2450	ULONG cbOut = 0;
2451	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2452	NOREF(cbOut);
2453
2454	LogRelFlowFunc(("%Rhrc\n", rc));
2455	return rc;
2456	}
2457
2458	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2459	ULONG aWidth,
2460	ULONG aHeight,
2461	BitmapFormat_T aBitmapFormat,
2462	std::vector<BYTE> &aScreenData)
2463	{
2464	HRESULT rc = S_OK;
2465
2466	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2467	aScreenId, aWidth, aHeight, aBitmapFormat));
2468
2469	/* Do not allow too small and too large screenshots. This also filters out negative
2470	* values passed as either 'aWidth' or 'aHeight'.
2471	*/
2472	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2473	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2474
2475	const size_t cbData = aWidth * 4 * aHeight;
2476	aScreenData.resize(cbData);
2477
2478	ULONG cbOut = 0;
2479	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2480	if (FAILED(rc))
2481	cbOut = 0;
2482
2483	aScreenData.resize(cbOut);
2484
2485	LogRelFlowFunc(("%Rhrc\n", rc));
2486	return rc;
2487	}
2488
2489	int Display::i_videoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2490	{
2491	#ifdef VBOX_WITH_VIDEOREC
2492	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2493	for (unsigned i = 0; i < Screens.size(); i++)
2494	{
2495	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(Screens[i]);
2496
2497	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2498
2499	if (fChanged && i < mcMonitors)
2500	videoCaptureScreenChanged(i);
2501
2502	}
2503	return VINF_SUCCESS;
2504	#else
2505	ComSafeArrayNoRef(aScreens);
2506	return VERR_NOT_SUPPORTED;
2507	#endif
2508	}
2509
2510	/**
2511	* Sends belonging audio samples to the video capturing code.
2512	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2513	*
2514	* @returns IPRT status code.
2515	* @param pvData Audio data.
2516	* @param cbData Size (in bytes) of audio data.
2517	* @param uTimestampMs Timestamp (in ms) of the audio data.
2518	*/
2519	int Display::i_videoCaptureSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2520	{
2521	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2522	if (!VideoRecIsEnabled(mpVideoRecCtx))
2523	return VINF_SUCCESS;
2524
2525	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2526	#else
2527	RT_NOREF(pvData, cbData, uTimestampMs);
2528	return VERR_NOT_SUPPORTED;
2529	#endif
2530	}
2531
2532	/**
2533	* Start video capturing. Does nothing if capturing is already active.
2534	*
2535	* @returns IPRT status code.
2536	*/
2537	int Display::i_videoCaptureStart(void)
2538	{
2539	#ifdef VBOX_WITH_VIDEOREC
2540	if (VideoRecIsEnabled(mpVideoRecCtx))
2541	return VINF_SUCCESS;
2542
2543	int rc = VideoRecContextCreate(mcMonitors, &mpVideoRecCtx);
2544	if (RT_FAILURE(rc))
2545	{
2546	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2547	return rc;
2548	}
2549	ComPtr<IMachine> pMachine = mParent->i_machine();
2550	com::SafeArray<BOOL> screens;
2551	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2552	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2553	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2554	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2555	ULONG ulWidth;
2556	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2557	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2558	ULONG ulHeight;
2559	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2560	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2561	ULONG ulRate;
2562	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2563	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2564	ULONG ulFPS;
2565	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2566	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2567	BSTR strFile;
2568	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2569	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2570	ULONG ulMaxTime;
2571	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2572	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2573	ULONG ulMaxSize;
2574	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2575	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2576	BSTR strOptions;
2577	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2578	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2579
2580	RTTIMESPEC ts;
2581	RTTimeNow(&ts);
2582	RTTIME time;
2583	RTTimeExplode(&time, &ts);
2584	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2585	{
2586	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2587	char *pszSuff = RTPathSuffix(pszAbsPath);
2588	if (pszSuff)
2589	pszSuff = RTStrDup(pszSuff);
2590	RTPathStripSuffix(pszAbsPath);
2591	if (!pszAbsPath)
2592	rc = VERR_INVALID_PARAMETER;
2593	if (!pszSuff)
2594	pszSuff = RTStrDup(".webm");
2595	char *pszName = NULL;
2596	if (RT_SUCCESS(rc))
2597	{
2598	if (mcMonitors > 1)
2599	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2600	else
2601	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2602	}
2603	if (RT_SUCCESS(rc))
2604	{
2605	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2606	pszName, ulWidth, ulHeight,
2607	ulRate, ulFPS, ulMaxTime,
2608	ulMaxSize, com::Utf8Str(strOptions).c_str());
2609	if (rc == VERR_ALREADY_EXISTS)
2610	{
2611	RTStrFree(pszName);
2612	pszName = NULL;
2613
2614	if (mcMonitors > 1)
2615	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2616	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2617	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2618	uScreen+1, pszSuff);
2619	else
2620	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2621	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2622	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2623	pszSuff);
2624	if (RT_SUCCESS(rc))
2625	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2626	pszName, ulWidth, ulHeight, ulRate,
2627	ulFPS, ulMaxTime,
2628	ulMaxSize, com::Utf8Str(strOptions).c_str());
2629	}
2630	}
2631
2632	if (RT_SUCCESS(rc))
2633	{
2634	videoCaptureScreenChanged(uScreen);
2635	}
2636	else
2637	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u, (%Rrc)\n", uScreen, rc));
2638
2639	RTStrFree(pszName);
2640	RTStrFree(pszSuff);
2641	RTStrFree(pszAbsPath);
2642	}
2643	return rc;
2644	#else /* VBOX_WITH_VIDEOREC */
2645	return VERR_NOT_SUPPORTED;
2646	#endif
2647	}
2648
2649	/**
2650	* Stop video capturing. Does nothing if video capturing is not active.
2651	*/
2652	void Display::i_videoCaptureStop()
2653	{
2654	#ifdef VBOX_WITH_VIDEOREC
2655	if (!VideoRecIsEnabled(mpVideoRecCtx))
2656	return;
2657
2658	VideoRecContextDestroy(mpVideoRecCtx);
2659	mpVideoRecCtx = NULL;
2660
2661	unsigned uScreenId;
2662	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2663	videoCaptureScreenChanged(uScreenId);
2664	#endif
2665	}
2666
2667	#ifdef VBOX_WITH_VIDEOREC
2668	void Display::videoCaptureScreenChanged(unsigned uScreenId)
2669	{
2670	if ( !VideoRecIsEnabled(mpVideoRecCtx)
2671	\|\| !maVideoRecEnabled[uScreenId])
2672	{
2673	/* Skip recording this screen. */
2674	return;
2675	}
2676
2677	/* Get a new source bitmap which will be used by video capture code. */
2678	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2679	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2680
2681	int rc2 = RTCritSectEnter(&mVideoCaptureLock);
2682	if (RT_SUCCESS(rc2))
2683	{
2684	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2685
2686	rc2 = RTCritSectLeave(&mVideoCaptureLock);
2687	AssertRC(rc2);
2688	}
2689	}
2690	#endif /* VBOX_WITH_VIDEOREC */
2691
2692	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2693	ULONG x, ULONG y, ULONG width, ULONG height)
2694	{
2695	int rc = VINF_SUCCESS;
2696
2697	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2698
2699	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2700	{
2701	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2702	}
2703	else if (aScreenId < pDisplay->mcMonitors)
2704	{
2705	/* Copy the bitmap to the guest VRAM. */
2706	const uint8_t *pu8Src = address;
2707	int32_t xSrc = 0;
2708	int32_t ySrc = 0;
2709	uint32_t u32SrcWidth = width;
2710	uint32_t u32SrcHeight = height;
2711	uint32_t u32SrcLineSize = width * 4;
2712	uint32_t u32SrcBitsPerPixel = 32;
2713
2714	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2715	int32_t xDst = x;
2716	int32_t yDst = y;
2717	uint32_t u32DstWidth = pFBInfo->w;
2718	uint32_t u32DstHeight = pFBInfo->h;
2719	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2720	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2721
2722	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2723	width, height,
2724	pu8Src,
2725	xSrc, ySrc,
2726	u32SrcWidth, u32SrcHeight,
2727	u32SrcLineSize, u32SrcBitsPerPixel,
2728	pu8Dst,
2729	xDst, yDst,
2730	u32DstWidth, u32DstHeight,
2731	u32DstLineSize, u32DstBitsPerPixel);
2732	if (RT_SUCCESS(rc))
2733	{
2734	if (!pFBInfo->pSourceBitmap.isNull())
2735	{
2736	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2737	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2738	*/
2739	if ( pFBInfo->fDefaultFormat
2740	&& !pFBInfo->fDisabled)
2741	{
2742	BYTE *pAddress = NULL;
2743	ULONG ulWidth = 0;
2744	ULONG ulHeight = 0;
2745	ULONG ulBitsPerPixel = 0;
2746	ULONG ulBytesPerLine = 0;
2747	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2748
2749	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2750	&ulWidth,
2751	&ulHeight,
2752	&ulBitsPerPixel,
2753	&ulBytesPerLine,
2754	&bitmapFormat);
2755	if (SUCCEEDED(hrc))
2756	{
2757	pu8Src = pFBInfo->pu8FramebufferVRAM;
2758	xSrc = x;
2759	ySrc = y;
2760	u32SrcWidth = pFBInfo->w;
2761	u32SrcHeight = pFBInfo->h;
2762	u32SrcLineSize = pFBInfo->u32LineSize;
2763	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2764
2765	/* Default format is 32 bpp. */
2766	pu8Dst = pAddress;
2767	xDst = xSrc;
2768	yDst = ySrc;
2769	u32DstWidth = u32SrcWidth;
2770	u32DstHeight = u32SrcHeight;
2771	u32DstLineSize = u32DstWidth * 4;
2772	u32DstBitsPerPixel = 32;
2773
2774	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2775	width, height,
2776	pu8Src,
2777	xSrc, ySrc,
2778	u32SrcWidth, u32SrcHeight,
2779	u32SrcLineSize, u32SrcBitsPerPixel,
2780	pu8Dst,
2781	xDst, yDst,
2782	u32DstWidth, u32DstHeight,
2783	u32DstLineSize, u32DstBitsPerPixel);
2784	}
2785	}
2786	}
2787
2788	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2789	}
2790	}
2791	else
2792	{
2793	rc = VERR_INVALID_PARAMETER;
2794	}
2795
2796	if (RT_SUCCESS(rc))
2797	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2798
2799	return rc;
2800	}
2801
2802	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2803	{
2804	/// @todo (r=dmik) this function may take too long to complete if the VM
2805	// is doing something like saving state right now. Which, in case if it
2806	// is called on the GUI thread, will make it unresponsive. We should
2807	// check the machine state here (by enclosing the check and VMRequCall
2808	// within the Console lock to make it atomic).
2809
2810	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2811	(void *)aAddress, aX, aY, aWidth, aHeight));
2812
2813	CheckComArgExpr(aWidth, aWidth != 0);
2814	CheckComArgExpr(aHeight, aHeight != 0);
2815
2816	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2817
2818	CHECK_CONSOLE_DRV(mpDrv);
2819
2820	Console::SafeVMPtr ptrVM(mParent);
2821	if (!ptrVM.isOk())
2822	return ptrVM.rc();
2823
2824	/* Release lock because the call scheduled on EMT may also try to take it. */
2825	alock.release();
2826
2827	/*
2828	* Again we're lazy and make the graphics device do all the
2829	* dirty conversion work.
2830	*/
2831	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2832	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2833
2834	/*
2835	* If the function returns not supported, we'll have to do all the
2836	* work ourselves using the framebuffer.
2837	*/
2838	HRESULT rc = S_OK;
2839	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2840	{
2841	/** @todo implement generic fallback for screen blitting. */
2842	rc = E_NOTIMPL;
2843	}
2844	else if (RT_FAILURE(rcVBox))
2845	rc = setError(VBOX_E_IPRT_ERROR,
2846	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2847	/// @todo
2848	// else
2849	// {
2850	// /* All ok. Redraw the screen. */
2851	// handleDisplayUpdate(x, y, width, height);
2852	// }
2853
2854	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2855	return rc;
2856	}
2857
2858	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2859	{
2860	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2861
2862	unsigned uScreenId;
2863	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2864	{
2865	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2866
2867	if ( !pFBInfo->fVBVAEnabled
2868	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2869	{
2870	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2871	}
2872	else
2873	{
2874	if (!pFBInfo->fDisabled)
2875	{
2876	/* Render complete VRAM screen to the framebuffer.
2877	* When framebuffer uses VRAM directly, just notify it to update.
2878	*/
2879	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2880	{
2881	BYTE *pAddress = NULL;
2882	ULONG ulWidth = 0;
2883	ULONG ulHeight = 0;
2884	ULONG ulBitsPerPixel = 0;
2885	ULONG ulBytesPerLine = 0;
2886	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2887
2888	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2889	&ulWidth,
2890	&ulHeight,
2891	&ulBitsPerPixel,
2892	&ulBytesPerLine,
2893	&bitmapFormat);
2894	if (SUCCEEDED(hrc))
2895	{
2896	uint32_t width = pFBInfo->w;
2897	uint32_t height = pFBInfo->h;
2898
2899	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2900	int32_t xSrc = 0;
2901	int32_t ySrc = 0;
2902	uint32_t u32SrcWidth = pFBInfo->w;
2903	uint32_t u32SrcHeight = pFBInfo->h;
2904	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2905	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2906
2907	/* Default format is 32 bpp. */
2908	uint8_t *pu8Dst = pAddress;
2909	int32_t xDst = xSrc;
2910	int32_t yDst = ySrc;
2911	uint32_t u32DstWidth = u32SrcWidth;
2912	uint32_t u32DstHeight = u32SrcHeight;
2913	uint32_t u32DstLineSize = u32DstWidth * 4;
2914	uint32_t u32DstBitsPerPixel = 32;
2915
2916	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2917	* implies resize of Framebuffer is in progress and
2918	* copyrect should not be called.
2919	*/
2920	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2921	{
2922	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2923	width, height,
2924	pu8Src,
2925	xSrc, ySrc,
2926	u32SrcWidth, u32SrcHeight,
2927	u32SrcLineSize, u32SrcBitsPerPixel,
2928	pu8Dst,
2929	xDst, yDst,
2930	u32DstWidth, u32DstHeight,
2931	u32DstLineSize, u32DstBitsPerPixel);
2932	}
2933	}
2934	}
2935
2936	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2937	}
2938	}
2939	if (!fUpdateAll)
2940	break;
2941	}
2942	LogRelFlowFunc(("done\n"));
2943	return VINF_SUCCESS;
2944	}
2945
2946	/**
2947	* Does a full invalidation of the VM display and instructs the VM
2948	* to update it immediately.
2949	*
2950	* @returns COM status code
2951	*/
2952
2953	HRESULT Display::invalidateAndUpdate()
2954	{
2955	LogRelFlowFunc(("\n"));
2956
2957	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2958
2959	CHECK_CONSOLE_DRV(mpDrv);
2960
2961	Console::SafeVMPtr ptrVM(mParent);
2962	if (!ptrVM.isOk())
2963	return ptrVM.rc();
2964
2965	HRESULT rc = S_OK;
2966
2967	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2968
2969	/* Have to release the lock when calling EMT. */
2970	alock.release();
2971
2972	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2973	3, this, 0, true);
2974	alock.acquire();
2975
2976	if (RT_FAILURE(rcVBox))
2977	rc = setError(VBOX_E_IPRT_ERROR,
2978	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2979
2980	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2981	return rc;
2982	}
2983
2984	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2985	{
2986	LogRelFlowFunc(("\n"));
2987
2988	HRESULT rc = S_OK;
2989
2990	Console::SafeVMPtr ptrVM(mParent);
2991	if (!ptrVM.isOk())
2992	return ptrVM.rc();
2993
2994	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2995	3, this, aScreenId, false);
2996	if (RT_FAILURE(rcVBox))
2997	rc = setError(VBOX_E_IPRT_ERROR,
2998	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2999
3000	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3001	return rc;
3002	}
3003
3004	HRESULT Display::completeVHWACommand(BYTE *aCommand)
3005	{
3006	#ifdef VBOX_WITH_VIDEOHWACCEL
3007	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
3008	return S_OK;
3009	#else
3010	return E_NOTIMPL;
3011	#endif
3012	}
3013
3014	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
3015	{
3016	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
3017
3018	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3019	if (mfIsCr3DEnabled)
3020	{
3021	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
3022	if (RT_FAILURE(rc))
3023	{
3024	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3025	pFb->pendingViewportInfo.fPending = true;
3026	pFb->pendingViewportInfo.x = aX;
3027	pFb->pendingViewportInfo.y = aY;
3028	pFb->pendingViewportInfo.width = aWidth;
3029	pFb->pendingViewportInfo.height = aHeight;
3030	}
3031	}
3032	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3033
3034	/* The driver might not have been constructed yet */
3035	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
3036	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
3037
3038	return S_OK;
3039	}
3040
3041	HRESULT Display::querySourceBitmap(ULONG aScreenId,
3042	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
3043	{
3044	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3045
3046	Console::SafeVMPtr ptrVM(mParent);
3047	if (!ptrVM.isOk())
3048	return ptrVM.rc();
3049
3050	bool fSetRenderVRAM = false;
3051	bool fInvalidate = false;
3052
3053	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3054
3055	if (aScreenId >= mcMonitors)
3056	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3057	aScreenId, mcMonitors);
3058
3059	if (!mfSourceBitmapEnabled)
3060	{
3061	aDisplaySourceBitmap = NULL;
3062	return E_FAIL;
3063	}
3064
3065	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3066
3067	/* No source bitmap for a blank guest screen. */
3068	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
3069	{
3070	aDisplaySourceBitmap = NULL;
3071	return E_FAIL;
3072	}
3073
3074	HRESULT hr = S_OK;
3075
3076	if (pFBInfo->pSourceBitmap.isNull())
3077	{
3078	#ifndef NEW_RESIZE
3079	/* Create a new object. */
3080	ComObjPtr<DisplaySourceBitmap> obj;
3081	hr = obj.createObject();
3082	if (SUCCEEDED(hr))
3083	hr = obj->init(this, aScreenId, pFBInfo);
3084
3085	if (SUCCEEDED(hr))
3086	{
3087	bool fDefaultFormat = !obj->i_usesVRAM();
3088
3089	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3090	{
3091	/* Start buffer updates. */
3092	BYTE *pAddress = NULL;
3093	ULONG ulWidth = 0;
3094	ULONG ulHeight = 0;
3095	ULONG ulBitsPerPixel = 0;
3096	ULONG ulBytesPerLine = 0;
3097	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3098
3099	obj->QueryBitmapInfo(&pAddress,
3100	&ulWidth,
3101	&ulHeight,
3102	&ulBitsPerPixel,
3103	&ulBytesPerLine,
3104	&bitmapFormat);
3105
3106	mpDrv->IConnector.pbData = pAddress;
3107	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3108	mpDrv->IConnector.cBits = ulBitsPerPixel;
3109	mpDrv->IConnector.cx = ulWidth;
3110	mpDrv->IConnector.cy = ulHeight;
3111
3112	fSetRenderVRAM = fDefaultFormat;
3113	}
3114
3115	/* Make sure that the bitmap contains the latest image. */
3116	fInvalidate = fDefaultFormat;
3117
3118	pFBInfo->pSourceBitmap = obj;
3119	pFBInfo->fDefaultFormat = fDefaultFormat;
3120	}
3121	#else /* NEW_RESIZE */
3122	/* Create a new object. */
3123	ComObjPtr<DisplaySourceBitmap> obj;
3124	hr = obj.createObject();
3125	if (SUCCEEDED(hr))
3126	hr = obj->init(this, aScreenId, pFBInfo);
3127
3128	if (SUCCEEDED(hr))
3129	{
3130	pFBInfo->pSourceBitmap = obj;
3131	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
3132
3133	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3134	{
3135	/* Start buffer updates. */
3136	BYTE *pAddress = NULL;
3137	ULONG ulWidth = 0;
3138	ULONG ulHeight = 0;
3139	ULONG ulBitsPerPixel = 0;
3140	ULONG ulBytesPerLine = 0;
3141	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3142
3143	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3144	&ulWidth,
3145	&ulHeight,
3146	&ulBitsPerPixel,
3147	&ulBytesPerLine,
3148	&bitmapFormat);
3149
3150	mpDrv->IConnector.pbData = pAddress;
3151	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3152	mpDrv->IConnector.cBits = ulBitsPerPixel;
3153	mpDrv->IConnector.cx = ulWidth;
3154	mpDrv->IConnector.cy = ulHeight;
3155
3156	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3157	}
3158
3159	/* Make sure that the bitmap contains the latest image. */
3160	fInvalidate = pFBInfo->fDefaultFormat;
3161	}
3162	#endif /* NEW_RESIZE */
3163	}
3164
3165	if (SUCCEEDED(hr))
3166	{
3167	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3168	}
3169
3170	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3171	alock.release();
3172
3173	if (SUCCEEDED(hr))
3174	{
3175	if (fSetRenderVRAM)
3176	{
3177	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3178	}
3179
3180	if (fInvalidate)
3181	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3182	3, this, aScreenId, false);
3183	}
3184
3185	LogRelFlowFunc(("%Rhrc\n", hr));
3186	return hr;
3187	}
3188
3189	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3190	{
3191	NOREF(aGuestScreenLayout);
3192	return E_NOTIMPL;
3193	}
3194
3195	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3196	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3197	{
3198	NOREF(aScreenLayoutMode);
3199	NOREF(aGuestScreenInfo);
3200	return E_NOTIMPL;
3201	}
3202
3203	// wrapped IEventListener method
3204	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3205	{
3206	VBoxEventType_T aType = VBoxEventType_Invalid;
3207
3208	aEvent->COMGETTER(Type)(&aType);
3209	switch (aType)
3210	{
3211	case VBoxEventType_OnStateChanged:
3212	{
3213	ComPtr<IStateChangedEvent> scev = aEvent;
3214	Assert(scev);
3215	MachineState_T machineState;
3216	scev->COMGETTER(State)(&machineState);
3217	if ( machineState == MachineState_Running
3218	\|\| machineState == MachineState_Teleporting
3219	\|\| machineState == MachineState_LiveSnapshotting
3220	\|\| machineState == MachineState_DeletingSnapshotOnline
3221	)
3222	{
3223	LogRelFlowFunc(("Machine is running.\n"));
3224
3225	#ifdef VBOX_WITH_CROGL
3226	i_crOglWindowsShow(true);
3227	#endif
3228	}
3229	else
3230	{
3231	#ifdef VBOX_WITH_CROGL
3232	if (machineState == MachineState_Paused)
3233	i_crOglWindowsShow(false);
3234	#endif
3235	}
3236	break;
3237	}
3238	default:
3239	AssertFailed();
3240	}
3241
3242	return S_OK;
3243	}
3244
3245
3246	// private methods
3247	/////////////////////////////////////////////////////////////////////////////
3248
3249	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3250	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3251	{
3252	VMMDev *pVMMDev = mParent->i_getVMMDev();
3253	if (!pVMMDev)
3254	return VERR_INVALID_STATE;
3255
3256	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3257	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3258
3259	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3260	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3261
3262	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3263	pData->aParms[0].u.uint32 = aScreenId;
3264
3265	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3266	pData->aParms[1].u.uint32 = x;
3267
3268	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3269	pData->aParms[2].u.uint32 = y;
3270
3271	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3272	pData->aParms[3].u.uint32 = width;
3273
3274	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3275	pData->aParms[4].u.uint32 = height;
3276
3277	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3278	}
3279	#endif
3280
3281	#ifdef VBOX_WITH_CRHGSMI
3282	void Display::i_setupCrHgsmiData(void)
3283	{
3284	VMMDev *pVMMDev = mParent->i_getVMMDev();
3285	Assert(pVMMDev);
3286	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3287	AssertRC(rc);
3288
3289	if (pVMMDev)
3290	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3291	else
3292	rc = VERR_GENERAL_FAILURE;
3293
3294	if (RT_SUCCESS(rc))
3295	{
3296	Assert(mhCrOglSvc);
3297	/* setup command completion callback */
3298	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3299	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3300	Completion.Hdr.cbCmd = sizeof(Completion);
3301	Completion.hCompletion = mpDrv->pVBVACallbacks;
3302	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3303
3304	VBOXHGCMSVCPARM parm;
3305	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3306	parm.u.pointer.addr = &Completion;
3307	parm.u.pointer.size = 0;
3308
3309	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3310	if (RT_SUCCESS(rc))
3311	mCrOglCallbacks = Completion.MainInterface;
3312	else
3313	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3314	}
3315
3316	if (RT_FAILURE(rc))
3317	mhCrOglSvc = NULL;
3318
3319	RTCritSectRwLeaveExcl(&mCrOglLock);
3320	}
3321
3322	void Display::i_destructCrHgsmiData(void)
3323	{
3324	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3325	AssertRC(rc);
3326	mhCrOglSvc = NULL;
3327	RTCritSectRwLeaveExcl(&mCrOglLock);
3328	}
3329	#endif /* VBOX_WITH_CRHGSMI */
3330
3331	/**
3332	* Handle display resize event issued by the VGA device for the primary screen.
3333	*
3334	* @see PDMIDISPLAYCONNECTOR::pfnResize
3335	*/
3336	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3337	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3338	{
3339	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3340	Display *pThis = pDrv->pDisplay;
3341
3342	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3343	bpp, pvVRAM, cbLine, cx, cy));
3344
3345	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3346	if (!f)
3347	{
3348	/* This is a result of recursive call when the source bitmap is being updated
3349	* during a VGA resize. Tell the VGA device to ignore the call.
3350	*
3351	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3352	* fail on resize.
3353	*/
3354	LogRel(("displayResizeCallback: already processing\n"));
3355	return VINF_VGA_RESIZE_IN_PROGRESS;
3356	}
3357
3358	#ifndef NEW_RESIZE
3359	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3360	#else
3361	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy,
3362	VBVA_SCREEN_F_ACTIVE, 0, 0, true);
3363	#endif
3364
3365	/* Restore the flag. */
3366	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3367	AssertRelease(f);
3368
3369	return rc;
3370	}
3371
3372	/**
3373	* Handle display update.
3374	*
3375	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3376	*/
3377	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3378	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3379	{
3380	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3381
3382	#ifdef DEBUG_sunlover
3383	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3384	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3385	#endif /* DEBUG_sunlover */
3386
3387	/* This call does update regardless of VBVA status.
3388	* But in VBVA mode this is called only as result of
3389	* pfnUpdateDisplayAll in the VGA device.
3390	*/
3391
3392	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3393	}
3394
3395	/**
3396	* Periodic display refresh callback.
3397	*
3398	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3399	* @thread EMT
3400	*/
3401	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3402	{
3403	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3404
3405	#ifdef DEBUG_sunlover_2
3406	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3407	pDrv->pDisplay->mfVideoAccelEnabled));
3408	#endif /* DEBUG_sunlover_2 */
3409
3410	Display *pDisplay = pDrv->pDisplay;
3411	unsigned uScreenId;
3412
3413	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3414	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3415	{
3416	if (rc == VWRN_INVALID_STATE)
3417	{
3418	/* No VBVA do a display update. */
3419	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3420	}
3421
3422	/* Inform the VRDP server that the current display update sequence is
3423	* completed. At this moment the framebuffer memory contains a definite
3424	* image, that is synchronized with the orders already sent to VRDP client.
3425	* The server can now process redraw requests from clients or initial
3426	* fullscreen updates for new clients.
3427	*/
3428	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3429	{
3430	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3431	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3432	}
3433	}
3434
3435	#ifdef VBOX_WITH_VIDEOREC
3436	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3437	{
3438	do {
3439	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3440	if (pDisplay->mfIsCr3DEnabled)
3441	{
3442	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3443	{
3444	if ( pDisplay->mCrOglCallbacks.pfnHasData
3445	&& pDisplay->mCrOglCallbacks.pfnHasData())
3446	{
3447	/* submit */
3448	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3449
3450	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3451	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3452
3453	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3454	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3455	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3456	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3457	if (RT_SUCCESS(rc))
3458	break;
3459	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3460	}
3461
3462	/* no 3D data available, or error has occured,
3463	* go the straight way */
3464	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3465	}
3466	else
3467	{
3468	/* record request is still in progress, don't do anything */
3469	break;
3470	}
3471	}
3472	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3473
3474	uint64_t u64Now = RTTimeProgramMilliTS();
3475	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3476	{
3477	if (!pDisplay->maVideoRecEnabled[uScreenId])
3478	continue;
3479
3480	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3481	{
3482	pDisplay->i_videoCaptureStop();
3483	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3484	break;
3485	}
3486
3487	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3488	if (!pFBInfo->fDisabled)
3489	{
3490	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3491	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3492	if (RT_SUCCESS(rc2))
3493	{
3494	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3495	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3496	}
3497
3498	if (!pSourceBitmap.isNull())
3499	{
3500	BYTE *pbAddress = NULL;
3501	ULONG ulWidth = 0;
3502	ULONG ulHeight = 0;
3503	ULONG ulBitsPerPixel = 0;
3504	ULONG ulBytesPerLine = 0;
3505	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3506	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3507	&ulWidth,
3508	&ulHeight,
3509	&ulBitsPerPixel,
3510	&ulBytesPerLine,
3511	&bitmapFormat);
3512	if (SUCCEEDED(hr) && pbAddress)
3513	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3514	BitmapFormat_BGR,
3515	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3516	pbAddress, u64Now);
3517	else
3518	rc = VERR_NOT_SUPPORTED;
3519
3520	pSourceBitmap.setNull();
3521	}
3522	else
3523	rc = VERR_NOT_SUPPORTED;
3524
3525	if (rc == VINF_TRY_AGAIN)
3526	break;
3527	}
3528	}
3529	} while (0);
3530	}
3531	#endif /* VBOX_WITH_VIDEOREC */
3532
3533	#ifdef DEBUG_sunlover_2
3534	LogFlowFunc(("leave\n"));
3535	#endif /* DEBUG_sunlover_2 */
3536	}
3537
3538	/**
3539	* Reset notification
3540	*
3541	* @see PDMIDISPLAYCONNECTOR::pfnReset
3542	*/
3543	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3544	{
3545	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3546
3547	LogRelFlowFunc(("\n"));
3548
3549	/* Disable VBVA mode. */
3550	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3551	}
3552
3553	/**
3554	* LFBModeChange notification
3555	*
3556	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3557	*/
3558	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3559	{
3560	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3561
3562	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3563
3564	NOREF(fEnabled);
3565
3566	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3567	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3568	}
3569
3570	/**
3571	* Adapter information change notification.
3572	*
3573	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3574	*/
3575	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3576	uint32_t u32VRAMSize)
3577	{
3578	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3579	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3580	}
3581
3582	/**
3583	* Display information change notification.
3584	*
3585	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3586	*/
3587	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3588	void *pvVRAM, unsigned uScreenId)
3589	{
3590	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3591	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3592	}
3593
3594	#ifdef VBOX_WITH_VIDEOHWACCEL
3595
3596	#ifndef S_FALSE
3597	# define S_FALSE ((HRESULT)1L)
3598	#endif
3599
3600	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3601	{
3602	unsigned id = (unsigned)pCommand->iDisplay;
3603	if (id >= mcMonitors)
3604	return VERR_INVALID_PARAMETER;
3605
3606	ComPtr<IFramebuffer> pFramebuffer;
3607	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3608	pFramebuffer = maFramebuffers[id].pFramebuffer;
3609	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3610	arlock.release();
3611
3612	if (pFramebuffer == NULL \|\| !fVHWASupported)
3613	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3614
3615	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3616	if (hr == S_FALSE)
3617	return VINF_SUCCESS;
3618	if (SUCCEEDED(hr))
3619	return VINF_CALLBACK_RETURN;
3620	if (hr == E_ACCESSDENIED)
3621	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3622	if (hr == E_NOTIMPL)
3623	return VERR_NOT_IMPLEMENTED;
3624	return VERR_GENERAL_FAILURE;
3625	}
3626
3627	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3628	{
3629	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3630
3631	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3632	}
3633	#endif
3634
3635	#ifdef VBOX_WITH_CRHGSMI
3636	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3637	{
3638	RT_NOREF(u32Function);
3639	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3640	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3641	}
3642
3643	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3644	{
3645	RT_NOREF(u32Function);
3646	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3647	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3648	}
3649
3650	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3651	{
3652	int rc = VERR_NOT_SUPPORTED;
3653	VBOXHGCMSVCPARM parm;
3654	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3655	parm.u.pointer.addr = pCmd;
3656	parm.u.pointer.size = cbCmd;
3657
3658	if (mhCrOglSvc)
3659	{
3660	VMMDev *pVMMDev = mParent->i_getVMMDev();
3661	if (pVMMDev)
3662	{
3663	/* no completion callback is specified with this call,
3664	* the CrOgl code will complete the CrHgsmi command once it processes it */
3665	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3666	AssertRC(rc);
3667	if (RT_SUCCESS(rc))
3668	return;
3669	}
3670	else
3671	rc = VERR_INVALID_STATE;
3672	}
3673
3674	/* we are here because something went wrong with command processing, complete it */
3675	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3676	}
3677
3678	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3679	{
3680	int rc = VERR_NOT_SUPPORTED;
3681	VBOXHGCMSVCPARM parm;
3682	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3683	parm.u.pointer.addr = pCtl;
3684	parm.u.pointer.size = cbCtl;
3685
3686	if (mhCrOglSvc)
3687	{
3688	VMMDev *pVMMDev = mParent->i_getVMMDev();
3689	if (pVMMDev)
3690	{
3691	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3692	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3693	Display::i_displayCrHgsmiControlCompletion, this);
3694	AssertRC(rc);
3695	if (RT_SUCCESS(rc))
3696	{
3697	if (fCheckPendingViewport)
3698	{
3699	ULONG ul;
3700	for (ul = 0; ul < mcMonitors; ul++)
3701	{
3702	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3703	if (!pFb->pendingViewportInfo.fPending)
3704	continue;
3705
3706	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3707	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3708	if (RT_SUCCESS(rc))
3709	pFb->pendingViewportInfo.fPending = false;
3710	else
3711	{
3712	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3713	rc = VINF_SUCCESS;
3714	}
3715	}
3716	}
3717	return;
3718	}
3719	}
3720	else
3721	rc = VERR_INVALID_STATE;
3722	}
3723
3724	/* we are here because something went wrong with command processing, complete it */
3725	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3726	}
3727
3728	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3729	uint32_t cbCmd)
3730	{
3731	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3732
3733	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3734	}
3735
3736	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3737	uint32_t cbCmd)
3738	{
3739	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3740
3741	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3742	}
3743
3744	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3745	void *pvContext)
3746	{
3747	AssertMsgFailed(("not expected!\n"));
3748	Display pDisplay = (Display )pvContext;
3749	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3750	}
3751
3752	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3753	void *pvContext)
3754	{
3755	Display pDisplay = (Display )pvContext;
3756	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3757
3758	}
3759	#endif
3760
3761	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3762	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3763	void *pvContext)
3764	{
3765	RT_NOREF(u32Function);
3766	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3767	if (pCmd->u.pfnInternal)
3768	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3769	}
3770
3771	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3772	PFNCRCTLCOMPLETION pfnCompletion,
3773	void *pvCompletion)
3774	{
3775	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3776	if (!pVMMDev)
3777	{
3778	AssertMsgFailed(("no vmmdev\n"));
3779	return VERR_INVALID_STATE;
3780	}
3781
3782	Assert(mhCrOglSvc);
3783	VBOXHGCMSVCPARM parm;
3784	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3785	parm.u.pointer.addr = pCmd;
3786	parm.u.pointer.size = cbCmd;
3787
3788	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3789	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3790	pvCompletion);
3791	if (!RT_SUCCESS(rc))
3792	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3793
3794	return rc;
3795	}
3796
3797	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3798	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3799	PFNCRCTLCOMPLETION pfnCompletion,
3800	void *pvCompletion)
3801	{
3802	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3803	Display *pThis = pDrv->pDisplay;
3804	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3805	}
3806
3807	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3808	{
3809	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3810	if (RT_SUCCESS(rc))
3811	{
3812	if (mhCrOglSvc)
3813	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3814	else
3815	rc = VERR_NOT_SUPPORTED;
3816
3817	RTCritSectRwLeaveShared(&mCrOglLock);
3818	}
3819	return rc;
3820	}
3821
3822	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3823	{
3824	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3825	if (RT_SUCCESS(rc))
3826	{
3827	if (mhCrOglSvc)
3828	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3829	else
3830	rc = VERR_NOT_SUPPORTED;
3831
3832	RTCritSectRwLeaveShared(&mCrOglLock);
3833	}
3834	return rc;
3835	}
3836
3837	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3838	{
3839	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3840	if (!pCmdCopy)
3841	{
3842	LogRel(("RTMemAlloc failed\n"));
3843	return VERR_NO_MEMORY;
3844	}
3845
3846	memcpy(pCmdCopy, pCmd, cbCmd);
3847
3848	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3849	if (RT_FAILURE(rc))
3850	{
3851	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3852	RTMemFree(pCmdCopy);
3853	return rc;
3854	}
3855
3856	return VINF_SUCCESS;
3857	}
3858
3859	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3860	{
3861	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3862	AssertRCReturn(rc, rc);
3863
3864	if ( mCrOglCallbacks.pfnHasDataForScreen
3865	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3866	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3867	else
3868	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3869
3870	RTCritSectRwLeaveShared(&mCrOglLock);
3871
3872	return rc;
3873	}
3874
3875	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3876	{
3877	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3878	* However, using one of the prefixes indicating the timestamp unit
3879	* would be very valuable! */
3880	# ifdef VBOX_WITH_VIDEOREC
3881	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3882	# else
3883	RT_NOREF(uScreen, u64Timestamp);
3884	return false;
3885	# endif
3886	}
3887
3888	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3889	{
3890	RT_NOREF(uScreen, u64Timestamp);
3891	}
3892
3893	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3894	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3895	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3896	uint32_t uGuestWidth, uint32_t uGuestHeight,
3897	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3898	{
3899	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3900	# ifdef VBOX_WITH_VIDEOREC
3901	int rc = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3902	uPixelFormat,
3903	uBitsPerPixel, uBytesPerLine,
3904	uGuestWidth, uGuestHeight,
3905	pu8BufferAddress, u64Timestamp);
3906	NOREF(rc);
3907	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3908	# else
3909	RT_NOREF(uScreen, x, y, uPixelFormat, \
3910	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3911	# endif /* VBOX_WITH_VIDEOREC */
3912	}
3913
3914	void Display::i_handleVRecCompletion()
3915	{
3916	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3917	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3918	}
3919
3920	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3921
3922	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3923	{
3924	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3925	HRESULT hr = E_UNEXPECTED;
3926
3927	if (aScreenId >= mcMonitors)
3928	return E_INVALIDARG;
3929
3930	/* 3D acceleration enabled in VM config. */
3931	if (mfIsCr3DEnabled)
3932	{
3933	/* VBoxSharedCrOpenGL HGCM host service is running. */
3934	if (mhCrOglSvc)
3935	{
3936	VMMDev *pVMMDev = mParent->i_getVMMDev();
3937	if (pVMMDev)
3938	{
3939	VBOXCRCMDCTL_HGCM *pCtl;
3940	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3941	if (pCtl)
3942	{
3943	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3944	int rc;
3945
3946	pData->u32Screen = aScreenId;
3947	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3948	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3949
3950	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3951	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3952	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3953	pCtl->aParms[0].u.pointer.addr = pData;
3954	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3955
3956	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3957	if (RT_FAILURE(rc))
3958	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3959	else
3960	hr = S_OK;
3961
3962	RTMemFree(pCtl);
3963	}
3964	else
3965	{
3966	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3967	hr = E_OUTOFMEMORY;
3968	}
3969	}
3970	else
3971	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3972	}
3973	else
3974	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3975	}
3976	else
3977	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3978	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3979	# else
3980	{
3981	hr = S_OK;
3982	/* Need an interface like this here (and the #ifdefs needs adjusting):
3983	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3984	if (pUpPort && pUpPort->pfnSetScaleFactor)
3985	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3986	}
3987	# endif
3988
3989	return hr;
3990
3991	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3992	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
3993	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3994	return E_UNEXPECTED;
3995	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3996	}
3997
3998	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3999	{
4000	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4001	HRESULT hr = E_UNEXPECTED;
4002
4003	/* 3D acceleration enabled in VM config. */
4004	if (mfIsCr3DEnabled)
4005	{
4006	/* VBoxSharedCrOpenGL HGCM host service is running. */
4007	if (mhCrOglSvc)
4008	{
4009	VMMDev *pVMMDev = mParent->i_getVMMDev();
4010	if (pVMMDev)
4011	{
4012	VBOXCRCMDCTL_HGCM *pCtl;
4013	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
4014	if (pCtl)
4015	{
4016	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
4017	int rc;
4018
4019	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
4020
4021	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4022	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
4023	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4024	pCtl->aParms[0].u.pointer.addr = pData;
4025	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4026
4027	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4028	if (RT_FAILURE(rc))
4029	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4030	else
4031	hr = S_OK;
4032
4033	RTMemFree(pCtl);
4034	}
4035	else
4036	{
4037	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4038	hr = E_OUTOFMEMORY;
4039	}
4040	}
4041	else
4042	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4043	}
4044	else
4045	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
4046	}
4047	else
4048	{
4049	hr = S_OK;
4050	/* Need an interface like this here (and the #ifdefs needs adjusting):
4051	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4052	if (pUpPort && pUpPort->pfnSetScaleFactor)
4053	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4054	}
4055
4056	return hr;
4057
4058	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4059	RT_NOREF(fUnscaledHiDPI);
4060	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
4061	return E_UNEXPECTED;
4062	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4063	}
4064
4065	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4066	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4067	uint32_t x, uint32_t y,
4068	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4069	uint32_t uGuestWidth, uint32_t uGuestHeight,
4070	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4071	{
4072	Display pDisplay = (Display )pvCtx;
4073	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
4074	x, y, BitmapFormat_BGR, uBitsPerPixel,
4075	uBytesPerLine, uGuestWidth, uGuestHeight,
4076	pu8BufferAddress, u64Timestamp);
4077	}
4078
4079	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4080	{
4081	Display pDisplay = (Display )pvCtx;
4082	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4083	}
4084
4085	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4086	{
4087	Display pDisplay = (Display )pvCtx;
4088	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4089	}
4090
4091	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4092	{
4093	RT_NOREF(pCmd, cbCmd, rc);
4094	Display pDisplay = (Display )pvCompletion;
4095	pDisplay->i_handleVRecCompletion();
4096	}
4097
4098	#endif
4099
4100
4101	#ifdef VBOX_WITH_HGSMI
4102	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
4103	bool fRenderThreadMode)
4104	{
4105	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4106
4107	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4108	Display *pThis = pDrv->pDisplay;
4109
4110	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4111	{
4112	LogRel(("Enabling different vbva mode\n"));
4113	#ifdef DEBUG_misha
4114	AssertMsgFailed(("enabling different vbva mode\n"));
4115	#endif
4116	return VERR_INVALID_STATE;
4117	}
4118
4119	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4120	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4121	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4122	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4123
4124	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4125
4126	return VINF_SUCCESS;
4127	}
4128
4129	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4130	{
4131	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4132
4133	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4134	Display *pThis = pDrv->pDisplay;
4135
4136	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4137
4138	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4139
4140	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4141	{
4142	/* Make sure that the primary screen is visible now.
4143	* The guest can't use VBVA anymore, so only only the VGA device output works.
4144	*/
4145	if (pFBInfo->fDisabled)
4146	{
4147	pFBInfo->fDisabled = false;
4148	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4149	GuestMonitorChangedEventType_Enabled,
4150	uScreenId,
4151	pFBInfo->xOrigin, pFBInfo->yOrigin,
4152	pFBInfo->w, pFBInfo->h);
4153	}
4154	}
4155
4156	pFBInfo->fVBVAEnabled = false;
4157	pFBInfo->fVBVAForceResize = false;
4158	pFBInfo->fRenderThreadMode = false;
4159
4160	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4161
4162	pFBInfo->pVBVAHostFlags = NULL;
4163
4164	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4165	{
4166	/* Force full screen update, because VGA device must take control, do resize, etc. */
4167	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4168	}
4169	}
4170
4171	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4172	{
4173	RT_NOREF(uScreenId);
4174	LogFlowFunc(("uScreenId %d\n", uScreenId));
4175
4176	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4177	Display *pThis = pDrv->pDisplay;
4178
4179	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4180	{
4181	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4182	pThis->mcMonitors);
4183	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4184	}
4185	}
4186
4187	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4188	PCVBVACMDHDR pCmd, size_t cbCmd)
4189	{
4190	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4191
4192	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4193	Display *pThis = pDrv->pDisplay;
4194	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4195
4196	if (pFBInfo->fDefaultFormat)
4197	{
4198	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4199	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4200	&& !pFBInfo->fDisabled)
4201	{
4202	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4203	}
4204	else if ( !pFBInfo->pSourceBitmap.isNull()
4205	&& !pFBInfo->fDisabled)
4206	{
4207	/* Render VRAM content to the framebuffer. */
4208	BYTE *pAddress = NULL;
4209	ULONG ulWidth = 0;
4210	ULONG ulHeight = 0;
4211	ULONG ulBitsPerPixel = 0;
4212	ULONG ulBytesPerLine = 0;
4213	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4214
4215	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4216	&ulWidth,
4217	&ulHeight,
4218	&ulBitsPerPixel,
4219	&ulBytesPerLine,
4220	&bitmapFormat);
4221	if (SUCCEEDED(hrc))
4222	{
4223	uint32_t width = pCmd->w;
4224	uint32_t height = pCmd->h;
4225
4226	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4227	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4228	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4229	uint32_t u32SrcWidth = pFBInfo->w;
4230	uint32_t u32SrcHeight = pFBInfo->h;
4231	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4232	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4233
4234	uint8_t *pu8Dst = pAddress;
4235	int32_t xDst = xSrc;
4236	int32_t yDst = ySrc;
4237	uint32_t u32DstWidth = u32SrcWidth;
4238	uint32_t u32DstHeight = u32SrcHeight;
4239	uint32_t u32DstLineSize = u32DstWidth * 4;
4240	uint32_t u32DstBitsPerPixel = 32;
4241
4242	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4243	width, height,
4244	pu8Src,
4245	xSrc, ySrc,
4246	u32SrcWidth, u32SrcHeight,
4247	u32SrcLineSize, u32SrcBitsPerPixel,
4248	pu8Dst,
4249	xDst, yDst,
4250	u32DstWidth, u32DstHeight,
4251	u32DstLineSize, u32DstBitsPerPixel);
4252	}
4253	}
4254	}
4255
4256	VBVACMDHDR hdrSaved = *pCmd;
4257
4258	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4259
4260	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4261	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4262
4263	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4264	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4265
4266	*pHdrUnconst = hdrSaved;
4267	}
4268
4269	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4270	uint32_t cx, uint32_t cy)
4271	{
4272	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4273
4274	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4275	Display *pThis = pDrv->pDisplay;
4276	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4277
4278	/** @todo handleFramebufferUpdate (uScreenId,
4279	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4280	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4281	* cx, cy);
4282	*/
4283	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4284	}
4285
4286	#ifdef DEBUG_sunlover
4287	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4288	{
4289	LogRel(("displayVBVAResize: [%d] %s\n"
4290	" pView->u32ViewIndex %d\n"
4291	" pView->u32ViewOffset 0x%08X\n"
4292	" pView->u32ViewSize 0x%08X\n"
4293	" pView->u32MaxScreenSize 0x%08X\n"
4294	" pScreen->i32OriginX %d\n"
4295	" pScreen->i32OriginY %d\n"
4296	" pScreen->u32StartOffset 0x%08X\n"
4297	" pScreen->u32LineSize 0x%08X\n"
4298	" pScreen->u32Width %d\n"
4299	" pScreen->u32Height %d\n"
4300	" pScreen->u16BitsPerPixel %d\n"
4301	" pScreen->u16Flags 0x%04X\n"
4302	" pFBInfo->u32Offset 0x%08X\n"
4303	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4304	" pFBInfo->u32InformationSize 0x%08X\n"
4305	" pFBInfo->fDisabled %d\n"
4306	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4307	" pFBInfo->u16BitsPerPixel %d\n"
4308	" pFBInfo->pu8FramebufferVRAM %p\n"
4309	" pFBInfo->u32LineSize 0x%08X\n"
4310	" pFBInfo->flags 0x%04X\n"
4311	" pFBInfo->pHostEvents %p\n"
4312	" pFBInfo->fDefaultFormat %d\n"
4313	" pFBInfo->fVBVAEnabled %d\n"
4314	" pFBInfo->fVBVAForceResize %d\n"
4315	" pFBInfo->pVBVAHostFlags %p\n"
4316	"",
4317	pScreen->u32ViewIndex,
4318	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4319	pView->u32ViewIndex,
4320	pView->u32ViewOffset,
4321	pView->u32ViewSize,
4322	pView->u32MaxScreenSize,
4323	pScreen->i32OriginX,
4324	pScreen->i32OriginY,
4325	pScreen->u32StartOffset,
4326	pScreen->u32LineSize,
4327	pScreen->u32Width,
4328	pScreen->u32Height,
4329	pScreen->u16BitsPerPixel,
4330	pScreen->u16Flags,
4331	pFBInfo->u32Offset,
4332	pFBInfo->u32MaxFramebufferSize,
4333	pFBInfo->u32InformationSize,
4334	pFBInfo->fDisabled,
4335	pFBInfo->xOrigin,
4336	pFBInfo->yOrigin,
4337	pFBInfo->w,
4338	pFBInfo->h,
4339	pFBInfo->u16BitsPerPixel,
4340	pFBInfo->pu8FramebufferVRAM,
4341	pFBInfo->u32LineSize,
4342	pFBInfo->flags,
4343	pFBInfo->pHostEvents,
4344	pFBInfo->fDefaultFormat,
4345	pFBInfo->fVBVAEnabled,
4346	pFBInfo->fVBVAForceResize,
4347	pFBInfo->pVBVAHostFlags
4348	));
4349	}
4350	#endif /* DEBUG_sunlover */
4351
4352	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4353	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4354	{
4355	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4356
4357	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4358	Display *pThis = pDrv->pDisplay;
4359
4360	#ifndef NEW_RESIZE
4361	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4362
4363	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4364	{
4365	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4366
4367	pFBInfo->fDisabled = true;
4368	pFBInfo->flags = pScreen->u16Flags;
4369
4370	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4371	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4372	* the VM window will be black. */
4373	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4374	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4375	pThis->i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4376	u32Width, u32Height, pScreen->u16Flags);
4377
4378	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4379	GuestMonitorChangedEventType_Disabled,
4380	pScreen->u32ViewIndex,
4381	0, 0, 0, 0);
4382	return VINF_SUCCESS;
4383	}
4384
4385	VBVAINFOSCREEN screenInfo;
4386	RT_ZERO(screenInfo);
4387
4388	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4389	{
4390	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4391	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4392	* the code below to choose the "blanking" branches.
4393	*/
4394	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4395	screenInfo.i32OriginX = pFBInfo->xOrigin;
4396	screenInfo.i32OriginY = pFBInfo->yOrigin;
4397	screenInfo.u32StartOffset = 0; /* Irrelevant */
4398	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4399	screenInfo.u32Width = pFBInfo->w;
4400	screenInfo.u32Height = pFBInfo->h;
4401	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4402	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4403
4404	pScreen = &screenInfo;
4405	}
4406
4407	/* If display was disabled or there is no framebuffer, a resize will be required,
4408	* because the framebuffer was/will be changed.
4409	*/
4410	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4411
4412	if (pFBInfo->fVBVAForceResize)
4413	{
4414	/* VBVA was just enabled. Do the resize. */
4415	fResize = true;
4416	pFBInfo->fVBVAForceResize = false;
4417	}
4418
4419	/* If the screen if blanked, then do a resize request to make sure that the framebuffer
4420	* switches to the default format.
4421	*/
4422	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
4423
4424	/* Check if this is a real resize or a notification about the screen origin.
4425	* The guest uses this VBVAResize call for both.
4426	*/
4427	fResize = fResize
4428	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4429	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4430	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4431	\|\| pFBInfo->w != pScreen->u32Width
4432	\|\| pFBInfo->h != pScreen->u32Height;
4433
4434	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4435	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4436
4437	if (fNewOrigin \|\| fResize)
4438	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4439
4440	if (pFBInfo->fDisabled)
4441	{
4442	pFBInfo->fDisabled = false;
4443	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4444	GuestMonitorChangedEventType_Enabled,
4445	pScreen->u32ViewIndex,
4446	pScreen->i32OriginX, pScreen->i32OriginY,
4447	pScreen->u32Width, pScreen->u32Height);
4448	/* Continue to update pFBInfo. */
4449	}
4450
4451	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4452	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4453	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4454
4455	pFBInfo->xOrigin = pScreen->i32OriginX;
4456	pFBInfo->yOrigin = pScreen->i32OriginY;
4457
4458	pFBInfo->w = pScreen->u32Width;
4459	pFBInfo->h = pScreen->u32Height;
4460
4461	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4462	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4463	pFBInfo->u32LineSize = pScreen->u32LineSize;
4464
4465	pFBInfo->flags = pScreen->u16Flags;
4466
4467	if (fResetInputMapping)
4468	{
4469	pThis->xInputMappingOrigin = 0;
4470	pThis->yInputMappingOrigin = 0;
4471	pThis->cxInputMapping = 0;
4472	pThis->cyInputMapping = 0;
4473	}
4474
4475	if (fNewOrigin)
4476	{
4477	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4478	GuestMonitorChangedEventType_NewOrigin,
4479	pScreen->u32ViewIndex,
4480	pScreen->i32OriginX, pScreen->i32OriginY,
4481	0, 0);
4482	}
4483
4484	if (!fResize)
4485	{
4486	/* No parameters of the framebuffer have actually changed. */
4487	if (fNewOrigin)
4488	{
4489	/* VRDP server still need this notification. */
4490	LogRelFlowFunc(("Calling VRDP\n"));
4491	pThis->mParent->i_consoleVRDPServer()->SendResize();
4492	}
4493	return VINF_SUCCESS;
4494	}
4495
4496	/* Do a regular resize. */
4497	return pThis->i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4498	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4499	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4500	#else /* NEW_RESIZE */
4501	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4502	#endif /* NEW_RESIZE */
4503	}
4504
4505	#ifdef NEW_RESIZE
4506	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4507	{
4508	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4509
4510	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4511
4512	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4513	{
4514	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4515	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4516	* the VM window will be black. */
4517	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4518	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4519	int32_t xOrigin = pFBInfo->xOrigin;
4520	int32_t yOrigin = pFBInfo->yOrigin;
4521
4522	alock.release();
4523
4524	i_notifyCroglResize(pView, pScreen, pvVRAM);
4525
4526	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4527	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4528
4529	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
4530	GuestMonitorChangedEventType_Disabled,
4531	pScreen->u32ViewIndex,
4532	0, 0, 0, 0);
4533	return VINF_SUCCESS;
4534	}
4535
4536	VBVAINFOSCREEN screenInfo;
4537	RT_ZERO(screenInfo);
4538
4539	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4540	{
4541	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4542	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4543	* the code below to choose the "blanking" branches.
4544	*/
4545	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4546	screenInfo.i32OriginX = pFBInfo->xOrigin;
4547	screenInfo.i32OriginY = pFBInfo->yOrigin;
4548	screenInfo.u32StartOffset = 0; /* Irrelevant */
4549	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4550	screenInfo.u32Width = pFBInfo->w;
4551	screenInfo.u32Height = pFBInfo->h;
4552	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4553	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4554
4555	pScreen = &screenInfo;
4556	}
4557
4558	/* Resize if VBVA was just enabled or display was in disabled state.
4559	* Also if there is no framebuffer, a resize will be required, because the framebuffer was/will be changed.
4560	*/
4561	bool fResize = pFBInfo->fVBVAForceResize \|\| pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4562
4563	/* If the screen blanked state is changing, then do a resize request to make sure that the framebuffer
4564	* is notified and requests a new source bitmap.
4565	*/
4566	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
4567
4568	/* Check if this is a real resize or a notification about the screen origin.
4569	* The guest uses this VBVAResize call for both.
4570	*/
4571	fResize = fResize
4572	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4573	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4574	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4575	\|\| pFBInfo->w != pScreen->u32Width
4576	\|\| pFBInfo->h != pScreen->u32Height;
4577
4578	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4579	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4580
4581	/* The event for disabled->enabled transition. */
4582	const bool fGuestMonitorChangedEvent = pFBInfo->fDisabled;
4583
4584	if (fResetInputMapping)
4585	{
4586	/// @todo Rename to m* and verify whether some kind of lock is required.
4587	xInputMappingOrigin = 0;
4588	yInputMappingOrigin = 0;
4589	cxInputMapping = 0;
4590	cyInputMapping = 0;
4591	}
4592
4593	alock.release();
4594
4595	if (fNewOrigin \|\| fResize)
4596	i_notifyCroglResize(pView, pScreen, pvVRAM);
4597
4598	if (fGuestMonitorChangedEvent)
4599	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
4600	GuestMonitorChangedEventType_Enabled,
4601	pScreen->u32ViewIndex,
4602	pScreen->i32OriginX, pScreen->i32OriginY,
4603	pScreen->u32Width, pScreen->u32Height);
4604
4605	if (fNewOrigin)
4606	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
4607	GuestMonitorChangedEventType_NewOrigin,
4608	pScreen->u32ViewIndex,
4609	pScreen->i32OriginX, pScreen->i32OriginY,
4610	0, 0);
4611
4612	if (!fResize)
4613	{
4614	/* No parameters of the framebuffer have actually changed. */
4615	if (fNewOrigin)
4616	{
4617	/* VRDP server still need this notification. */
4618	LogRelFlowFunc(("Calling VRDP\n"));
4619	mParent->i_consoleVRDPServer()->SendResize();
4620	}
4621	return VINF_SUCCESS;
4622	}
4623
4624	/* Do a regular resize. */
4625	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4626	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4627	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4628	pScreen->i32OriginX, pScreen->i32OriginY, false);
4629	}
4630	#endif /* NEW_RESIZE */
4631
4632	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4633	uint32_t xHot, uint32_t yHot,
4634	uint32_t cx, uint32_t cy,
4635	const void *pvShape)
4636	{
4637	LogFlowFunc(("\n"));
4638
4639	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4640
4641	uint32_t cbShape = 0;
4642	if (pvShape)
4643	{
4644	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4645	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4646	}
4647
4648	/* Tell the console about it */
4649	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4650	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4651
4652	return VINF_SUCCESS;
4653	}
4654
4655	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4656	{
4657	LogFlowFunc(("\n"));
4658
4659	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4660	Display *pThis = pDrv->pDisplay;
4661
4662	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4663	}
4664
4665	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4666	uint32_t cx, uint32_t cy)
4667	{
4668	LogFlowFunc(("\n"));
4669
4670	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4671	Display *pThis = pDrv->pDisplay;
4672
4673	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4674	}
4675
4676	#endif /* VBOX_WITH_HGSMI */
4677
4678	/**
4679	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4680	*/
4681	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4682	{
4683	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4684	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4685	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4686	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4687	return NULL;
4688	}
4689
4690
4691	/**
4692	* Destruct a display driver instance.
4693	*
4694	* @returns VBox status code.
4695	* @param pDrvIns The driver instance data.
4696	*/
4697	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4698	{
4699	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4700	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4701	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4702
4703	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4704
4705	pThis->IConnector.pbData = NULL;
4706	pThis->IConnector.cbScanline = 0;
4707	pThis->IConnector.cBits = 32;
4708	pThis->IConnector.cx = 0;
4709	pThis->IConnector.cy = 0;
4710
4711	if (pThis->pDisplay)
4712	{
4713	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4714	#ifdef VBOX_WITH_VIDEOREC
4715	pThis->pDisplay->i_videoCaptureStop();
4716	#endif
4717	#ifdef VBOX_WITH_CRHGSMI
4718	pThis->pDisplay->i_destructCrHgsmiData();
4719	#endif
4720	pThis->pDisplay->mpDrv = NULL;
4721	pThis->pDisplay->mpVMMDev = NULL;
4722	}
4723	}
4724
4725
4726	/**
4727	* Construct a display driver instance.
4728	*
4729	* @copydoc FNPDMDRVCONSTRUCT
4730	*/
4731	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4732	{
4733	RT_NOREF(fFlags);
4734	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4735	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4736	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4737
4738	/*
4739	* Validate configuration.
4740	*/
4741	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4742	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4743	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4744	("Configuration error: Not possible to attach anything to this driver!\n"),
4745	VERR_PDM_DRVINS_NO_ATTACH);
4746
4747	/*
4748	* Init Interfaces.
4749	*/
4750	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4751
4752	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4753	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4754	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4755	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4756	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4757	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4758	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4759	#ifdef VBOX_WITH_VIDEOHWACCEL
4760	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4761	#endif
4762	#ifdef VBOX_WITH_CRHGSMI
4763	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4764	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4765	#endif
4766	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4767	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4768	#endif
4769	#ifdef VBOX_WITH_HGSMI
4770	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4771	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4772	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4773	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4774	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4775	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4776	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4777	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4778	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4779	#endif
4780
4781	/*
4782	* Get the IDisplayPort interface of the above driver/device.
4783	*/
4784	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4785	if (!pThis->pUpPort)
4786	{
4787	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4788	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4789	}
4790	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4791	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4792	if (!pThis->pVBVACallbacks)
4793	{
4794	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4795	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4796	}
4797	#endif
4798	/*
4799	* Get the Display object pointer and update the mpDrv member.
4800	*/
4801	void *pv;
4802	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4803	if (RT_FAILURE(rc))
4804	{
4805	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4806	return rc;
4807	}
4808	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4809	pThis->pDisplay = pDisplay;
4810	pThis->pDisplay->mpDrv = pThis;
4811
4812	/* Disable VRAM to a buffer copy initially. */
4813	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4814	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4815
4816	/*
4817	* Start periodic screen refreshes
4818	*/
4819	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4820
4821	#ifdef VBOX_WITH_CRHGSMI
4822	pDisplay->i_setupCrHgsmiData();
4823	#endif
4824
4825	#ifdef VBOX_WITH_VIDEOREC
4826	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4827	BOOL fEnabled = false;
4828	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4829	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4830
4831	if (fEnabled)
4832	{
4833	rc = pDisplay->i_videoCaptureStart();
4834	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4835	}
4836	#endif
4837
4838	return rc;
4839	}
4840
4841
4842	/**
4843	* Display driver registration record.
4844	*/
4845	const PDMDRVREG Display::DrvReg =
4846	{
4847	/* u32Version */
4848	PDM_DRVREG_VERSION,
4849	/* szName */
4850	"MainDisplay",
4851	/* szRCMod */
4852	"",
4853	/* szR0Mod */
4854	"",
4855	/* pszDescription */
4856	"Main display driver (Main as in the API).",
4857	/* fFlags */
4858	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4859	/* fClass. */
4860	PDM_DRVREG_CLASS_DISPLAY,
4861	/* cMaxInstances */
4862	~0U,
4863	/* cbInstance */
4864	sizeof(DRVMAINDISPLAY),
4865	/* pfnConstruct */
4866	Display::i_drvConstruct,
4867	/* pfnDestruct */
4868	Display::i_drvDestruct,
4869	/* pfnRelocate */
4870	NULL,
4871	/* pfnIOCtl */
4872	NULL,
4873	/* pfnPowerOn */
4874	NULL,
4875	/* pfnReset */
4876	NULL,
4877	/* pfnSuspend */
4878	NULL,
4879	/* pfnResume */
4880	NULL,
4881	/* pfnAttach */
4882	NULL,
4883	/* pfnDetach */
4884	NULL,
4885	/* pfnPowerOff */
4886	NULL,
4887	/* pfnSoftReset */
4888	NULL,
4889	/* u32EndVersion */
4890	PDM_DRVREG_VERSION
4891	};
4892
4893	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 66396

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