DisplayImpl.cpp@ 51797

Last change on this file since 51797 was 51762, checked in by vboxsync, 10 years ago
DisplayImpl: legacy video accel lock fixes, do not call VGA under the lock.
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File size: 168.9 KB

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1	/* $Id: DisplayImpl.cpp 51762 2014-06-30 09:31:20Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2013 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "VMMDev.h"
23
24	#include "AutoCaller.h"
25	#include "Logging.h"
26
27	/* generated header */
28	#include "VBoxEvents.h"
29
30	#include <iprt/semaphore.h>
31	#include <iprt/thread.h>
32	#include <iprt/asm.h>
33	#include <iprt/time.h>
34	#include <iprt/cpp/utils.h>
35	#include <iprt/alloca.h>
36
37	#include <VBox/vmm/pdmdrv.h>
38	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
39	# include <VBox/vmm/vm.h>
40	#endif
41
42	#ifdef VBOX_WITH_VIDEOHWACCEL
43	# include <VBox/VBoxVideo.h>
44	#endif
45
46	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
47	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
48	#endif
49
50	#include <VBox/com/array.h>
51
52	#ifdef VBOX_WITH_VPX
53	# include <iprt/path.h>
54	# include "VideoRec.h"
55	#endif
56
57	#ifdef VBOX_WITH_CROGL
58	typedef enum
59	{
60	CRVREC_STATE_IDLE,
61	CRVREC_STATE_SUBMITTED
62	} CRVREC_STATE;
63	#endif
64
65	/**
66	* Display driver instance data.
67	*
68	* @implements PDMIDISPLAYCONNECTOR
69	*/
70	typedef struct DRVMAINDISPLAY
71	{
72	/** Pointer to the display object. */
73	Display *pDisplay;
74	/** Pointer to the driver instance structure. */
75	PPDMDRVINS pDrvIns;
76	/** Pointer to the keyboard port interface of the driver/device above us. */
77	PPDMIDISPLAYPORT pUpPort;
78	/** Our display connector interface. */
79	PDMIDISPLAYCONNECTOR IConnector;
80	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
81	/** VBVA callbacks */
82	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
83	#endif
84	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
85
86	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
87	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
88
89	// constructor / destructor
90	/////////////////////////////////////////////////////////////////////////////
91
92	Display::Display()
93	: mParent(NULL)
94	{
95	}
96
97	Display::~Display()
98	{
99	}
100
101
102	HRESULT Display::FinalConstruct()
103	{
104	mpVbvaMemory = NULL;
105	mfVideoAccelEnabled = false;
106	mfVideoAccelVRDP = false;
107	mfu32SupportedOrders = 0;
108	mcVideoAccelVRDPRefs = 0;
109
110	mpPendingVbvaMemory = NULL;
111	mfPendingVideoAccelEnable = false;
112
113	mfMachineRunning = false;
114	#ifdef VBOX_WITH_CROGL
115	mfCrOglDataHidden = false;
116	#endif
117
118	mpu8VbvaPartial = NULL;
119	mcbVbvaPartial = 0;
120
121	mpDrv = NULL;
122	mpVMMDev = NULL;
123	mfVMMDevInited = false;
124
125	int rc = RTCritSectInit(&mVBVALock);
126	AssertRC(rc);
127
128	mfu32PendingVideoAccelDisable = false;
129
130	#ifdef VBOX_WITH_HGSMI
131	mu32UpdateVBVAFlags = 0;
132	#endif
133	#ifdef VBOX_WITH_VPX
134	mpVideoRecCtx = NULL;
135	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
136	maVideoRecEnabled[i] = true;
137	#endif
138
139	#ifdef VBOX_WITH_CRHGSMI
140	mhCrOglSvc = NULL;
141	rc = RTCritSectRwInit(&mCrOglLock);
142	AssertRC(rc);
143	#endif
144	#ifdef VBOX_WITH_CROGL
145	RT_ZERO(mCrOglCallbacks);
146	RT_ZERO(mCrOglScreenshotData);
147	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
148	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
149	mCrOglScreenshotData.pvContext = this;
150	mCrOglScreenshotData.pfnScreenshotBegin = displayCrVRecScreenshotBegin;
151	mCrOglScreenshotData.pfnScreenshotPerform = displayCrVRecScreenshotPerform;
152	mCrOglScreenshotData.pfnScreenshotEnd = displayCrVRecScreenshotEnd;
153	#endif
154
155	return BaseFinalConstruct();
156	}
157
158	void Display::FinalRelease()
159	{
160	uninit();
161
162	if (RTCritSectIsInitialized (&mVBVALock))
163	{
164	RTCritSectDelete (&mVBVALock);
165	RT_ZERO(mVBVALock);
166	}
167
168	#ifdef VBOX_WITH_CRHGSMI
169	if (RTCritSectRwIsInitialized (&mCrOglLock))
170	{
171	RTCritSectRwDelete (&mCrOglLock);
172	RT_ZERO(mCrOglLock);
173	}
174	#endif
175	BaseFinalRelease();
176	}
177
178	// public initializer/uninitializer for internal purposes only
179	/////////////////////////////////////////////////////////////////////////////
180
181	#define kMaxSizeThumbnail 64
182
183	/**
184	* Save thumbnail and screenshot of the guest screen.
185	*/
186	static int displayMakeThumbnail(uint8_t *pu8Data, uint32_t cx, uint32_t cy,
187	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
188	{
189	int rc = VINF_SUCCESS;
190
191	uint8_t *pu8Thumbnail = NULL;
192	uint32_t cbThumbnail = 0;
193	uint32_t cxThumbnail = 0;
194	uint32_t cyThumbnail = 0;
195
196	if (cx > cy)
197	{
198	cxThumbnail = kMaxSizeThumbnail;
199	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
200	}
201	else
202	{
203	cyThumbnail = kMaxSizeThumbnail;
204	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
205	}
206
207	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
208
209	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
210	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
211
212	if (pu8Thumbnail)
213	{
214	uint8_t *dst = pu8Thumbnail;
215	uint8_t *src = pu8Data;
216	int dstW = cxThumbnail;
217	int dstH = cyThumbnail;
218	int srcW = cx;
219	int srcH = cy;
220	int iDeltaLine = cx * 4;
221
222	BitmapScale32 (dst,
223	dstW, dstH,
224	src,
225	iDeltaLine,
226	srcW, srcH);
227
228	*ppu8Thumbnail = pu8Thumbnail;
229	*pcbThumbnail = cbThumbnail;
230	*pcxThumbnail = cxThumbnail;
231	*pcyThumbnail = cyThumbnail;
232	}
233	else
234	{
235	rc = VERR_NO_MEMORY;
236	}
237
238	return rc;
239	}
240
241	#ifdef VBOX_WITH_CROGL
242	typedef struct
243	{
244	CRVBOXHGCMTAKESCREENSHOT Base;
245
246	/* 32bpp small RGB image. */
247	uint8_t *pu8Thumbnail;
248	uint32_t cbThumbnail;
249	uint32_t cxThumbnail;
250	uint32_t cyThumbnail;
251
252	/* PNG screenshot. */
253	uint8_t *pu8PNG;
254	uint32_t cbPNG;
255	uint32_t cxPNG;
256	uint32_t cyPNG;
257	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
258
259	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
260	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
261	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
262	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
263	{
264	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
265	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
266	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
267	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
268	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
269	if (RT_FAILURE(rc))
270	{
271	AssertMsgFailed(("DisplayMakePNG failed %d\n", rc));
272	if (pData->pu8PNG)
273	{
274	RTMemFree(pData->pu8PNG);
275	pData->pu8PNG = NULL;
276	}
277	pData->cbPNG = 0;
278	pData->cxPNG = 0;
279	pData->cyPNG = 0;
280	}
281	}
282	#endif
283
284	DECLCALLBACK(void)
285	Display::displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
286	{
287	Display that = static_cast<Display>(pvUser);
288
289	/* 32bpp small RGB image. */
290	uint8_t *pu8Thumbnail = NULL;
291	uint32_t cbThumbnail = 0;
292	uint32_t cxThumbnail = 0;
293	uint32_t cyThumbnail = 0;
294
295	/* PNG screenshot. */
296	uint8_t *pu8PNG = NULL;
297	uint32_t cbPNG = 0;
298	uint32_t cxPNG = 0;
299	uint32_t cyPNG = 0;
300
301	Console::SafeVMPtr ptrVM(that->mParent);
302	if (ptrVM.isOk())
303	{
304	/* Query RGB bitmap. */
305	uint8_t *pu8Data = NULL;
306	size_t cbData = 0;
307	uint32_t cx = 0;
308	uint32_t cy = 0;
309
310	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
311	BOOL f3DSnapshot = FALSE;
312	BOOL is3denabled;
313	that->mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
314	if (is3denabled && that->mCrOglCallbacks.pfnHasData())
315	{
316	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
317	if (pVMMDev)
318	{
319	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot =
320	(VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof (pScreenshot));
321	if (pScreenshot)
322	{
323	/* screen id or CRSCREEN_ALL to specify all enabled */
324	pScreenshot->Base.u32Screen = 0;
325	pScreenshot->Base.u32Width = 0;
326	pScreenshot->Base.u32Height = 0;
327	pScreenshot->Base.u32Pitch = 0;
328	pScreenshot->Base.pvBuffer = NULL;
329	pScreenshot->Base.pvContext = pScreenshot;
330	pScreenshot->Base.pfnScreenshotBegin = NULL;
331	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
332	pScreenshot->Base.pfnScreenshotEnd = NULL;
333
334	VBOXCRCMDCTL_HGCM data;
335	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
336	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
337
338	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
339	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
340	data.aParms[0].u.pointer.size = sizeof (pScreenshot->Base);
341
342	int rc = that->crCtlSubmitSync(&data.Hdr, sizeof (data));
343	if (RT_SUCCESS(rc))
344	{
345	if (pScreenshot->pu8PNG)
346	{
347	pu8Thumbnail = pScreenshot->pu8Thumbnail;
348	cbThumbnail = pScreenshot->cbThumbnail;
349	cxThumbnail = pScreenshot->cxThumbnail;
350	cyThumbnail = pScreenshot->cyThumbnail;
351
352	/* PNG screenshot. */
353	pu8PNG = pScreenshot->pu8PNG;
354	cbPNG = pScreenshot->cbPNG;
355	cxPNG = pScreenshot->cxPNG;
356	cyPNG = pScreenshot->cyPNG;
357	f3DSnapshot = TRUE;
358	}
359	else
360	AssertMsgFailed(("no png\n"));
361	}
362	else
363	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed %d\n", rc));
364
365
366	RTMemFree(pScreenshot);
367	}
368	}
369	}
370
371	if (!f3DSnapshot)
372	#endif
373	{
374	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
375	int rc = Display::displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pu8Data, &cbData, &cx, &cy);
376
377	/*
378	* It is possible that success is returned but everything is 0 or NULL.
379	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
380	*/
381	if (RT_SUCCESS(rc) && pu8Data)
382	{
383	Assert(cx && cy);
384
385	/* Prepare a small thumbnail and a PNG screenshot. */
386	displayMakeThumbnail(pu8Data, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
387	rc = DisplayMakePNG(pu8Data, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
388	if (RT_FAILURE(rc))
389	{
390	if (pu8PNG)
391	{
392	RTMemFree(pu8PNG);
393	pu8PNG = NULL;
394	}
395	cbPNG = 0;
396	cxPNG = 0;
397	cyPNG = 0;
398	}
399
400	/* This can be called from any thread. */
401	Assert(!that->vbvaLockIsOwner());
402	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pu8Data);
403	}
404	}
405	}
406	else
407	{
408	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
409	}
410
411	/* Regardless of rc, save what is available:
412	* Data format:
413	* uint32_t cBlocks;
414	* [blocks]
415	*
416	* Each block is:
417	* uint32_t cbBlock; if 0 - no 'block data'.
418	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
419	* [block data]
420	*
421	* Block data for bitmap and PNG:
422	* uint32_t cx;
423	* uint32_t cy;
424	* [image data]
425	*/
426	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
427
428	/* First block. */
429	SSMR3PutU32(pSSM, cbThumbnail + 2 * sizeof (uint32_t));
430	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
431
432	if (cbThumbnail)
433	{
434	SSMR3PutU32(pSSM, cxThumbnail);
435	SSMR3PutU32(pSSM, cyThumbnail);
436	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
437	}
438
439	/* Second block. */
440	SSMR3PutU32(pSSM, cbPNG + 2 * sizeof (uint32_t));
441	SSMR3PutU32(pSSM, 1); /* Block type: png. */
442
443	if (cbPNG)
444	{
445	SSMR3PutU32(pSSM, cxPNG);
446	SSMR3PutU32(pSSM, cyPNG);
447	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
448	}
449
450	RTMemFree(pu8PNG);
451	RTMemFree(pu8Thumbnail);
452	}
453
454	DECLCALLBACK(int)
455	Display::displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
456	{
457	Display that = static_cast<Display>(pvUser);
458
459	if (uVersion != sSSMDisplayScreenshotVer)
460	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
461	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
462
463	/* Skip data. */
464	uint32_t cBlocks;
465	int rc = SSMR3GetU32(pSSM, &cBlocks);
466	AssertRCReturn(rc, rc);
467
468	for (uint32_t i = 0; i < cBlocks; i++)
469	{
470	uint32_t cbBlock;
471	rc = SSMR3GetU32(pSSM, &cbBlock);
472	AssertRCBreak(rc);
473
474	uint32_t typeOfBlock;
475	rc = SSMR3GetU32(pSSM, &typeOfBlock);
476	AssertRCBreak(rc);
477
478	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
479
480	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
481	* do not write any data if the image size was 0.
482	* @todo Fix and increase saved state version.
483	*/
484	if (cbBlock > 2 * sizeof (uint32_t))
485	{
486	rc = SSMR3Skip(pSSM, cbBlock);
487	AssertRCBreak(rc);
488	}
489	}
490
491	return rc;
492	}
493
494	/**
495	* Save/Load some important guest state
496	*/
497	DECLCALLBACK(void)
498	Display::displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
499	{
500	Display that = static_cast<Display>(pvUser);
501
502	SSMR3PutU32(pSSM, that->mcMonitors);
503	for (unsigned i = 0; i < that->mcMonitors; i++)
504	{
505	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
506	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
507	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
508	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
509	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
510	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
511	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
512	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
513	}
514	}
515
516	DECLCALLBACK(int)
517	Display::displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
518	{
519	Display that = static_cast<Display>(pvUser);
520
521	if (!( uVersion == sSSMDisplayVer
522	\|\| uVersion == sSSMDisplayVer2
523	\|\| uVersion == sSSMDisplayVer3))
524	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
525	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
526
527	uint32_t cMonitors;
528	int rc = SSMR3GetU32(pSSM, &cMonitors);
529	if (cMonitors != that->mcMonitors)
530	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
531
532	for (uint32_t i = 0; i < cMonitors; i++)
533	{
534	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
535	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
536	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
537	if ( uVersion == sSSMDisplayVer2
538	\|\| uVersion == sSSMDisplayVer3)
539	{
540	uint32_t w;
541	uint32_t h;
542	SSMR3GetU32(pSSM, &w);
543	SSMR3GetU32(pSSM, &h);
544	that->maFramebuffers[i].w = w;
545	that->maFramebuffers[i].h = h;
546	}
547	if (uVersion == sSSMDisplayVer3)
548	{
549	int32_t xOrigin;
550	int32_t yOrigin;
551	uint32_t flags;
552	SSMR3GetS32(pSSM, &xOrigin);
553	SSMR3GetS32(pSSM, &yOrigin);
554	SSMR3GetU32(pSSM, &flags);
555	that->maFramebuffers[i].xOrigin = xOrigin;
556	that->maFramebuffers[i].yOrigin = yOrigin;
557	that->maFramebuffers[i].flags = (uint16_t)flags;
558	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
559	}
560	}
561
562	return VINF_SUCCESS;
563	}
564
565	/**
566	* Initializes the display object.
567	*
568	* @returns COM result indicator
569	* @param parent handle of our parent object
570	* @param qemuConsoleData address of common console data structure
571	*/
572	HRESULT Display::init(Console *aParent)
573	{
574	ComAssertRet(aParent, E_INVALIDARG);
575	/* Enclose the state transition NotReady->InInit->Ready */
576	AutoInitSpan autoInitSpan(this);
577	AssertReturn(autoInitSpan.isOk(), E_FAIL);
578
579	unconst(mParent) = aParent;
580
581	mfSourceBitmapEnabled = true;
582	fVGAResizing = false;
583
584	ULONG ul;
585	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
586	mcMonitors = ul;
587
588	for (ul = 0; ul < mcMonitors; ul++)
589	{
590	maFramebuffers[ul].u32Offset = 0;
591	maFramebuffers[ul].u32MaxFramebufferSize = 0;
592	maFramebuffers[ul].u32InformationSize = 0;
593
594	maFramebuffers[ul].pFramebuffer = NULL;
595	/* All secondary monitors are disabled at startup. */
596	maFramebuffers[ul].fDisabled = ul > 0;
597
598	maFramebuffers[ul].enmFramebufferUpdateMode = FramebufferUpdateMode_NotifyUpdate;
599
600	maFramebuffers[ul].updateImage.pu8Address = NULL;
601	maFramebuffers[ul].updateImage.cbLine = 0;
602
603	maFramebuffers[ul].xOrigin = 0;
604	maFramebuffers[ul].yOrigin = 0;
605
606	maFramebuffers[ul].w = 0;
607	maFramebuffers[ul].h = 0;
608
609	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
610
611	maFramebuffers[ul].u16BitsPerPixel = 0;
612	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
613	maFramebuffers[ul].u32LineSize = 0;
614
615	maFramebuffers[ul].pHostEvents = NULL;
616
617	maFramebuffers[ul].fDefaultFormat = false;
618
619	RT_ZERO(maFramebuffers[ul].dirtyRect);
620	#ifdef VBOX_WITH_HGSMI
621	maFramebuffers[ul].fVBVAEnabled = false;
622	maFramebuffers[ul].fVBVAForceResize = false;
623	maFramebuffers[ul].fRenderThreadMode = false;
624	maFramebuffers[ul].pVBVAHostFlags = NULL;
625	#endif /* VBOX_WITH_HGSMI */
626	#ifdef VBOX_WITH_CROGL
627	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
628	#endif
629	}
630
631	{
632	// register listener for state change events
633	ComPtr<IEventSource> es;
634	mParent->COMGETTER(EventSource)(es.asOutParam());
635	com::SafeArray <VBoxEventType_T> eventTypes;
636	eventTypes.push_back(VBoxEventType_OnStateChanged);
637	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
638	}
639
640	/* Confirm a successful initialization */
641	autoInitSpan.setSucceeded();
642
643	return S_OK;
644	}
645
646	/**
647	* Uninitializes the instance and sets the ready flag to FALSE.
648	* Called either from FinalRelease() or by the parent when it gets destroyed.
649	*/
650	void Display::uninit()
651	{
652	LogRelFlowFunc(("this=%p\n", this));
653
654	/* Enclose the state transition Ready->InUninit->NotReady */
655	AutoUninitSpan autoUninitSpan(this);
656	if (autoUninitSpan.uninitDone())
657	return;
658
659	unsigned uScreenId;
660	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
661	{
662	maFramebuffers[uScreenId].pSourceBitmap.setNull();
663	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
664	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
665	maFramebuffers[uScreenId].updateImage.cbLine = 0;
666	maFramebuffers[uScreenId].pFramebuffer.setNull();
667	}
668
669	if (mParent)
670	{
671	ComPtr<IEventSource> es;
672	mParent->COMGETTER(EventSource)(es.asOutParam());
673	es->UnregisterListener(this);
674	}
675
676	unconst(mParent) = NULL;
677
678	if (mpDrv)
679	mpDrv->pDisplay = NULL;
680
681	mpDrv = NULL;
682	mpVMMDev = NULL;
683	mfVMMDevInited = true;
684	}
685
686	/**
687	* Register the SSM methods. Called by the power up thread to be able to
688	* pass pVM
689	*/
690	int Display::registerSSM(PUVM pUVM)
691	{
692	/* Version 2 adds width and height of the framebuffer; version 3 adds
693	* the framebuffer offset in the virtual desktop and the framebuffer flags.
694	*/
695	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer3,
696	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
697	NULL, NULL, NULL,
698	NULL, displaySSMSave, NULL,
699	NULL, displaySSMLoad, NULL, this);
700	AssertRCReturn(rc, rc);
701
702	/*
703	* Register loaders for old saved states where iInstance was
704	* 3 * sizeof(uint32_t *) due to a code mistake.
705	*/
706	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
707	NULL, NULL, NULL,
708	NULL, NULL, NULL,
709	NULL, displaySSMLoad, NULL, this);
710	AssertRCReturn(rc, rc);
711
712	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
713	NULL, NULL, NULL,
714	NULL, NULL, NULL,
715	NULL, displaySSMLoad, NULL, this);
716	AssertRCReturn(rc, rc);
717
718	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
719	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
720	NULL, NULL, NULL,
721	NULL, displaySSMSaveScreenshot, NULL,
722	NULL, displaySSMLoadScreenshot, NULL, this);
723
724	AssertRCReturn(rc, rc);
725
726	return VINF_SUCCESS;
727	}
728
729	DECLCALLBACK(void) Display::displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
730	{
731	Assert(pvCompletion);
732	RTMemFree(pvCompletion);
733	}
734
735	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
736	int Display::crOglWindowsShow(bool fShow)
737	{
738	if (!mfCrOglDataHidden == !!fShow)
739	return VINF_SUCCESS;
740
741	if (!mhCrOglSvc)
742	{
743	/* no 3D */
744	#ifdef DEBUG
745	BOOL is3denabled;
746	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
747	Assert(!is3denabled);
748	#endif
749	return VERR_INVALID_STATE;
750	}
751
752	VMMDev *pVMMDev = mParent->i_getVMMDev();
753	if (!pVMMDev)
754	{
755	AssertMsgFailed(("no vmmdev\n"));
756	return VERR_INVALID_STATE;
757	}
758
759	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof (VBOXCRCMDCTL_HGCM));
760	if (!pData)
761	{
762	AssertMsgFailed(("RTMemAlloc failed\n"));
763	return VERR_NO_MEMORY;
764	}
765
766	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
767	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
768
769	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
770	pData->aParms[0].u.uint32 = (uint32_t)fShow;
771
772	int rc = crCtlSubmit(&pData->Hdr, sizeof (*pData), displayCrCmdFree, pData);
773	if (RT_SUCCESS(rc))
774	mfCrOglDataHidden = !fShow;
775	else
776	{
777	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
778	RTMemFree(pData);
779	}
780
781	return rc;
782	}
783	#endif
784
785
786	// IEventListener method
787	STDMETHODIMP Display::HandleEvent(IEvent * aEvent)
788	{
789	VBoxEventType_T aType = VBoxEventType_Invalid;
790
791	aEvent->COMGETTER(Type)(&aType);
792	switch (aType)
793	{
794	case VBoxEventType_OnStateChanged:
795	{
796	ComPtr<IStateChangedEvent> scev = aEvent;
797	Assert(scev);
798	MachineState_T machineState;
799	scev->COMGETTER(State)(&machineState);
800	if ( machineState == MachineState_Running
801	\|\| machineState == MachineState_Teleporting
802	\|\| machineState == MachineState_LiveSnapshotting
803	)
804	{
805	LogRelFlowFunc(("Machine is running.\n"));
806
807	mfMachineRunning = true;
808
809	#ifdef VBOX_WITH_CROGL
810	crOglWindowsShow(true);
811	#endif
812	}
813	else
814	{
815	mfMachineRunning = false;
816
817	#ifdef VBOX_WITH_CROGL
818	if (machineState == MachineState_Paused)
819	crOglWindowsShow(false);
820	#endif
821	}
822	break;
823	}
824	default:
825	AssertFailed();
826	}
827
828	return S_OK;
829	}
830
831	// public methods only for internal purposes
832	/////////////////////////////////////////////////////////////////////////////
833
834	int Display::notifyCroglResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, void *pvVRAM)
835	{
836	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
837	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
838	return VINF_SUCCESS; /* nop it */
839
840	BOOL is3denabled;
841	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
842
843	if (is3denabled)
844	{
845	int rc = VERR_INVALID_STATE;
846	if (mhCrOglSvc)
847	{
848	VMMDev *pVMMDev = mParent->i_getVMMDev();
849	if (pVMMDev)
850	{
851	VBOXCRCMDCTL_HGCM *pCtl =
852	(VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof (CRVBOXHGCMDEVRESIZE) + sizeof (VBOXCRCMDCTL_HGCM));
853	if (pCtl)
854	{
855	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
856	pData->Screen = *pScreen;
857	pData->pvVRAM = pvVRAM;
858
859	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
860	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
861	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
862	pCtl->aParms[0].u.pointer.addr = pData;
863	pCtl->aParms[0].u.pointer.size = sizeof (*pData);
864
865	rc = crCtlSubmit(&pCtl->Hdr, sizeof (*pCtl), displayCrCmdFree, pCtl);
866	if (!RT_SUCCESS(rc))
867	{
868	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
869	RTMemFree(pCtl);
870	}
871	}
872	else
873	rc = VERR_NO_MEMORY;
874	}
875	}
876
877	return rc;
878	}
879	#endif /* #if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
880	return VINF_SUCCESS;
881	}
882
883	/**
884	* Handles display resize event.
885	*
886	* @param w New display width
887	* @param h New display height
888	*
889	* @thread EMT
890	*/
891	int Display::handleDisplayResize (unsigned uScreenId, uint32_t bpp, void *pvVRAM,
892	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
893	{
894	LogRel(("Display::handleDisplayResize(): uScreenId = %d, pvVRAM=%p "
895	"w=%d h=%d bpp=%d cbLine=0x%X, flags=0x%X\n",
896	uScreenId, pvVRAM, w, h, bpp, cbLine, flags));
897
898	if (uScreenId >= mcMonitors)
899	{
900	return VINF_SUCCESS;
901	}
902
903	SetFramebufferUpdateMode(uScreenId, FramebufferUpdateMode_NotifyUpdate);
904
905	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
906	{
907	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
908	pFBInfo->w = w;
909	pFBInfo->h = h;
910
911	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
912	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
913	pFBInfo->u32LineSize = cbLine;
914	pFBInfo->flags = flags;
915	}
916
917	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
918	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
919	{
920	Assert(!vbvaLockIsOwner());
921	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
922
923	mpDrv->IConnector.pu8Data = NULL;
924	mpDrv->IConnector.cbScanline = 0;
925	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
926	mpDrv->IConnector.cx = 0;
927	mpDrv->IConnector.cy = 0;
928	}
929
930	maFramebuffers[uScreenId].pSourceBitmap.setNull();
931
932	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
933	{
934	HRESULT hr = maFramebuffers[uScreenId].pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /* @todo origin */
935	LogFunc(("NotifyChange hr %08X\n", hr));
936	NOREF(hr);
937	}
938
939	handleResizeCompletedEMT(uScreenId, TRUE);
940
941	return VINF_SUCCESS;
942	}
943
944	/**
945	* Framebuffer has been resized.
946	* Read the new display data and unlock the framebuffer.
947	*
948	* @thread EMT
949	*/
950	void Display::handleResizeCompletedEMT(unsigned uScreenId, BOOL fResizeContext)
951	{
952	LogRelFlowFunc(("\n"));
953
954	do /* to use 'break' */
955	{
956	if (uScreenId >= mcMonitors)
957	{
958	break;
959	}
960
961	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
962
963	/* Inform VRDP server about the change of display parameters.
964	* Must be done before calling NotifyUpdate below.
965	*/
966	LogRelFlowFunc(("Calling VRDP\n"));
967	mParent->i_consoleVRDPServer()->SendResize();
968
969	/* @todo Merge these two 'if's within one 'if (!pFBInfo->pFramebuffer.isNull())' */
970	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && !pFBInfo->pFramebuffer.isNull())
971	{
972	/* If the screen resize was because of disabling, tell framebuffer to repaint.
973	* The framebuffer if now in default format so it will not use guest VRAM
974	* and will show usually black image which is there after framebuffer resize.
975	*/
976	if (pFBInfo->fDisabled)
977	pFBInfo->pFramebuffer->NotifyUpdate(0, 0, mpDrv->IConnector.cx, mpDrv->IConnector.cy);
978	}
979	else if (!pFBInfo->pFramebuffer.isNull())
980	{
981	/* If the screen resize was because of disabling, tell framebuffer to repaint.
982	* The framebuffer if now in default format so it will not use guest VRAM
983	* and will show usually black image which is there after framebuffer resize.
984	*/
985	if (pFBInfo->fDisabled)
986	pFBInfo->pFramebuffer->NotifyUpdate(0, 0, pFBInfo->w, pFBInfo->h);
987	}
988	LogRelFlow(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
989
990	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
991	{
992	BOOL is3denabled;
993	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
994
995	if (is3denabled)
996	{
997	VBOXCRCMDCTL_HGCM data;
998	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
999	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1000
1001	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1002	data.aParms[0].u.uint32 = uScreenId;
1003
1004	if (fResizeContext)
1005	crCtlSubmitAsyncCmdCopy(&data.Hdr, sizeof (data));
1006	else
1007	crCtlSubmitSync(&data.Hdr, sizeof (data));
1008	}
1009	}
1010	#endif /* VBOX_WITH_CROGL */
1011	} while(0);
1012	}
1013
1014	static void checkCoordBounds (int px, int py, int pw, int ph, int cx, int cy)
1015	{
1016	/* Correct negative x and y coordinates. */
1017	if (*px < 0)
1018	{
1019	px += pw; /* Compute xRight which is also the new width. */
1020
1021	pw = (px < 0)? 0: *px;
1022
1023	*px = 0;
1024	}
1025
1026	if (*py < 0)
1027	{
1028	py += ph; /* Compute xBottom, which is also the new height. */
1029
1030	ph = (py < 0)? 0: *py;
1031
1032	*py = 0;
1033	}
1034
1035	/* Also check if coords are greater than the display resolution. */
1036	if (px + pw > cx)
1037	{
1038	pw = cx > px? cx - *px: 0;
1039	}
1040
1041	if (py + ph > cy)
1042	{
1043	ph = cy > py? cy - *py: 0;
1044	}
1045	}
1046
1047	unsigned mapCoordsToScreen(DISPLAYFBINFO pInfos, unsigned cInfos, int px, int py, int pw, int *ph)
1048	{
1049	DISPLAYFBINFO *pInfo = pInfos;
1050	unsigned uScreenId;
1051	LogSunlover(("mapCoordsToScreen: %d,%d %dx%d\n", px, py, pw, ph));
1052	for (uScreenId = 0; uScreenId < cInfos; uScreenId++, pInfo++)
1053	{
1054	LogSunlover((" [%d] %d,%d %dx%d\n", uScreenId, pInfo->xOrigin, pInfo->yOrigin, pInfo->w, pInfo->h));
1055	if ( (pInfo->xOrigin <= px && px < pInfo->xOrigin + (int)pInfo->w)
1056	&& (pInfo->yOrigin <= py && py < pInfo->yOrigin + (int)pInfo->h))
1057	{
1058	/* The rectangle belongs to the screen. Correct coordinates. */
1059	*px -= pInfo->xOrigin;
1060	*py -= pInfo->yOrigin;
1061	LogSunlover((" -> %d,%d", px, py));
1062	break;
1063	}
1064	}
1065	if (uScreenId == cInfos)
1066	{
1067	/* Map to primary screen. */
1068	uScreenId = 0;
1069	}
1070	LogSunlover((" scr %d\n", uScreenId));
1071	return uScreenId;
1072	}
1073
1074
1075	/**
1076	* Handles display update event.
1077	*
1078	* @param x Update area x coordinate
1079	* @param y Update area y coordinate
1080	* @param w Update area width
1081	* @param h Update area height
1082	*
1083	* @thread EMT
1084	*/
1085	void Display::handleDisplayUpdateLegacy (int x, int y, int w, int h)
1086	{
1087	unsigned uScreenId = mapCoordsToScreen(maFramebuffers, mcMonitors, &x, &y, &w, &h);
1088
1089	#ifdef DEBUG_sunlover
1090	LogFlowFunc(("%d,%d %dx%d (checked)\n", x, y, w, h));
1091	#endif /* DEBUG_sunlover */
1092
1093	handleDisplayUpdate (uScreenId, x, y, w, h);
1094	}
1095
1096	void Display::handleDisplayUpdate (unsigned uScreenId, int x, int y, int w, int h)
1097	{
1098	/*
1099	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1100	* Safe to use VBVA vars and take the framebuffer lock.
1101	*/
1102
1103	#ifdef DEBUG_sunlover
1104	LogFlowFunc(("[%d] %d,%d %dx%d (%d,%d)\n",
1105	uScreenId, x, y, w, h, mpDrv->IConnector.cx, mpDrv->IConnector.cy));
1106	#endif /* DEBUG_sunlover */
1107
1108	/* No updates for a disabled guest screen. */
1109	if (maFramebuffers[uScreenId].fDisabled)
1110	return;
1111
1112	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
1113	checkCoordBounds (&x, &y, &w, &h, mpDrv->IConnector.cx, mpDrv->IConnector.cy);
1114	else
1115	checkCoordBounds (&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1116	maFramebuffers[uScreenId].h);
1117
1118	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1119	if (pFramebuffer != NULL)
1120	{
1121	if (w != 0 && h != 0)
1122	{
1123	if (RT_LIKELY(maFramebuffers[uScreenId].enmFramebufferUpdateMode == FramebufferUpdateMode_NotifyUpdate))
1124	{
1125	pFramebuffer->NotifyUpdate(x, y, w, h);
1126	}
1127	else if (maFramebuffers[uScreenId].enmFramebufferUpdateMode == FramebufferUpdateMode_NotifyUpdateImage)
1128	{
1129	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1130
1131	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1132
1133	if (!pFBInfo->updateImage.pSourceBitmap.isNull())
1134	{
1135	Assert(pFBInfo->updateImage.pu8Address);
1136
1137	size_t cbData = w * h * 4;
1138	com::SafeArray<BYTE> image(cbData);
1139
1140	uint8_t *pu8Dst = image.raw();
1141	const uint8_t pu8Src = pFBInfo->updateImage.pu8Address + pFBInfo->updateImage.cbLine y + x * 4;
1142
1143	int i;
1144	for (i = y; i < y + h; ++i)
1145	{
1146	memcpy(pu8Dst, pu8Src, w * 4);
1147	pu8Dst += w * 4;
1148	pu8Src += pFBInfo->updateImage.cbLine;
1149	}
1150
1151	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1152	}
1153	}
1154	}
1155	}
1156
1157	#ifndef VBOX_WITH_HGSMI
1158	if (!mfVideoAccelEnabled)
1159	{
1160	#else
1161	if (!mfVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1162	{
1163	#endif /* VBOX_WITH_HGSMI */
1164	/* When VBVA is enabled, the VRDP server is informed
1165	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1166	* Inform the server here only if VBVA is disabled.
1167	*/
1168	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1169	}
1170	}
1171
1172	/**
1173	* Returns the upper left and lower right corners of the virtual framebuffer.
1174	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1175	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1176	*/
1177	void Display::getFramebufferDimensions(int32_t px1, int32_t py1,
1178	int32_t px2, int32_t py2)
1179	{
1180	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1181	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1182
1183	AssertPtrReturnVoid(px1);
1184	AssertPtrReturnVoid(py1);
1185	AssertPtrReturnVoid(px2);
1186	AssertPtrReturnVoid(py2);
1187	LogRelFlowFunc(("\n"));
1188
1189	if (!mpDrv)
1190	return;
1191	/* If VBVA is not in use then this flag will not be set and this
1192	* will still work as it should. */
1193	if (!maFramebuffers[0].fDisabled)
1194	{
1195	x1 = (int32_t)maFramebuffers[0].xOrigin;
1196	y1 = (int32_t)maFramebuffers[0].yOrigin;
1197	x2 = mpDrv->IConnector.cx + (int32_t)maFramebuffers[0].xOrigin;
1198	y2 = mpDrv->IConnector.cy + (int32_t)maFramebuffers[0].yOrigin;
1199	}
1200	for (unsigned i = 1; i < mcMonitors; ++i)
1201	{
1202	if (!maFramebuffers[i].fDisabled)
1203	{
1204	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1205	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1206	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin
1207	+ (int32_t)maFramebuffers[i].w);
1208	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin
1209	+ (int32_t)maFramebuffers[i].h);
1210	}
1211	}
1212	*px1 = x1;
1213	*py1 = y1;
1214	*px2 = x2;
1215	*py2 = y2;
1216	}
1217
1218	static bool displayIntersectRect(RTRECT *prectResult,
1219	const RTRECT *prect1,
1220	const RTRECT *prect2)
1221	{
1222	/* Initialize result to an empty record. */
1223	memset (prectResult, 0, sizeof (RTRECT));
1224
1225	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1226	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1227
1228	if (xLeftResult < xRightResult)
1229	{
1230	/* There is intersection by X. */
1231
1232	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1233	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1234
1235	if (yTopResult < yBottomResult)
1236	{
1237	/* There is intersection by Y. */
1238
1239	prectResult->xLeft = xLeftResult;
1240	prectResult->yTop = yTopResult;
1241	prectResult->xRight = xRightResult;
1242	prectResult->yBottom = yBottomResult;
1243
1244	return true;
1245	}
1246	}
1247
1248	return false;
1249	}
1250
1251	int Display::handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1252	{
1253	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1254	* sizeof (RTRECT));
1255	if (!pVisibleRegion)
1256	{
1257	return VERR_NO_TMP_MEMORY;
1258	}
1259
1260	unsigned uScreenId;
1261	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1262	{
1263	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1264
1265	if (!pFBInfo->pFramebuffer.isNull())
1266	{
1267	/* Prepare a new array of rectangles which intersect with the framebuffer.
1268	*/
1269	RTRECT rectFramebuffer;
1270	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
1271	{
1272	rectFramebuffer.xLeft = 0;
1273	rectFramebuffer.yTop = 0;
1274	if (mpDrv)
1275	{
1276	rectFramebuffer.xRight = mpDrv->IConnector.cx;
1277	rectFramebuffer.yBottom = mpDrv->IConnector.cy;
1278	}
1279	else
1280	{
1281	rectFramebuffer.xRight = 0;
1282	rectFramebuffer.yBottom = 0;
1283	}
1284	}
1285	else
1286	{
1287	rectFramebuffer.xLeft = pFBInfo->xOrigin;
1288	rectFramebuffer.yTop = pFBInfo->yOrigin;
1289	rectFramebuffer.xRight = pFBInfo->xOrigin + pFBInfo->w;
1290	rectFramebuffer.yBottom = pFBInfo->yOrigin + pFBInfo->h;
1291	}
1292
1293	uint32_t cRectVisibleRegion = 0;
1294
1295	uint32_t i;
1296	for (i = 0; i < cRect; i++)
1297	{
1298	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1299	{
1300	pVisibleRegion[cRectVisibleRegion].xLeft -= pFBInfo->xOrigin;
1301	pVisibleRegion[cRectVisibleRegion].yTop -= pFBInfo->yOrigin;
1302	pVisibleRegion[cRectVisibleRegion].xRight -= pFBInfo->xOrigin;
1303	pVisibleRegion[cRectVisibleRegion].yBottom -= pFBInfo->yOrigin;
1304
1305	cRectVisibleRegion++;
1306	}
1307	}
1308	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1309	}
1310	}
1311
1312	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1313	BOOL is3denabled = FALSE;
1314
1315	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
1316
1317	VMMDev *vmmDev = mParent->i_getVMMDev();
1318	if (is3denabled && vmmDev)
1319	{
1320	if (mhCrOglSvc)
1321	{
1322	VBOXCRCMDCTL_HGCM pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) * sizeof (RTRECT)
1323	+ sizeof (VBOXCRCMDCTL_HGCM));
1324	if (pCtl)
1325	{
1326	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1327	memcpy(pRectsCopy, pRect, cRect * sizeof (RTRECT));
1328
1329	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1330	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1331
1332	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1333	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1334	pCtl->aParms[0].u.pointer.size = cRect * sizeof (RTRECT);
1335
1336	int rc = crCtlSubmit(&pCtl->Hdr, sizeof (*pCtl), displayCrCmdFree, pCtl);
1337	if (!RT_SUCCESS(rc))
1338	{
1339	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
1340	RTMemFree(pCtl);
1341	}
1342	}
1343	else
1344	AssertMsgFailed(("failed to allocate rects memory\n"));
1345	}
1346	else
1347	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1348	}
1349	#endif
1350
1351	RTMemTmpFree(pVisibleRegion);
1352
1353	return VINF_SUCCESS;
1354	}
1355
1356	int Display::handleQueryVisibleRegion(uint32_t *pcRect, PRTRECT pRect)
1357	{
1358	// @todo Currently not used by the guest and is not implemented in framebuffers. Remove?
1359	return VERR_NOT_SUPPORTED;
1360	}
1361
1362	typedef struct _VBVADIRTYREGION
1363	{
1364	/* Copies of object's pointers used by vbvaRgn functions. */
1365	DISPLAYFBINFO *paFramebuffers;
1366	unsigned cMonitors;
1367	Display *pDisplay;
1368	PPDMIDISPLAYPORT pPort;
1369
1370	} VBVADIRTYREGION;
1371
1372	static void vbvaRgnInit (VBVADIRTYREGION prgn, DISPLAYFBINFO paFramebuffers, unsigned cMonitors,
1373	Display *pd, PPDMIDISPLAYPORT pp)
1374	{
1375	prgn->paFramebuffers = paFramebuffers;
1376	prgn->cMonitors = cMonitors;
1377	prgn->pDisplay = pd;
1378	prgn->pPort = pp;
1379
1380	unsigned uScreenId;
1381	for (uScreenId = 0; uScreenId < cMonitors; uScreenId++)
1382	{
1383	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1384
1385	RT_ZERO(pFBInfo->dirtyRect);
1386	}
1387	}
1388
1389	static void vbvaRgnDirtyRect (VBVADIRTYREGION prgn, unsigned uScreenId, VBVACMDHDR phdr)
1390	{
1391	LogSunlover(("x = %d, y = %d, w = %d, h = %d\n",
1392	phdr->x, phdr->y, phdr->w, phdr->h));
1393
1394	/*
1395	* Here update rectangles are accumulated to form an update area.
1396	* @todo
1397	* Now the simplest method is used which builds one rectangle that
1398	* includes all update areas. A bit more advanced method can be
1399	* employed here. The method should be fast however.
1400	*/
1401	if (phdr->w == 0 \|\| phdr->h == 0)
1402	{
1403	/* Empty rectangle. */
1404	return;
1405	}
1406
1407	int32_t xRight = phdr->x + phdr->w;
1408	int32_t yBottom = phdr->y + phdr->h;
1409
1410	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1411
1412	if (pFBInfo->dirtyRect.xRight == 0)
1413	{
1414	/* This is the first rectangle to be added. */
1415	pFBInfo->dirtyRect.xLeft = phdr->x;
1416	pFBInfo->dirtyRect.yTop = phdr->y;
1417	pFBInfo->dirtyRect.xRight = xRight;
1418	pFBInfo->dirtyRect.yBottom = yBottom;
1419	}
1420	else
1421	{
1422	/* Adjust region coordinates. */
1423	if (pFBInfo->dirtyRect.xLeft > phdr->x)
1424	{
1425	pFBInfo->dirtyRect.xLeft = phdr->x;
1426	}
1427
1428	if (pFBInfo->dirtyRect.yTop > phdr->y)
1429	{
1430	pFBInfo->dirtyRect.yTop = phdr->y;
1431	}
1432
1433	if (pFBInfo->dirtyRect.xRight < xRight)
1434	{
1435	pFBInfo->dirtyRect.xRight = xRight;
1436	}
1437
1438	if (pFBInfo->dirtyRect.yBottom < yBottom)
1439	{
1440	pFBInfo->dirtyRect.yBottom = yBottom;
1441	}
1442	}
1443
1444	if (pFBInfo->fDefaultFormat)
1445	{
1446	//@todo pfnUpdateDisplayRect must take the vram offset parameter for the framebuffer
1447	prgn->pPort->pfnUpdateDisplayRect (prgn->pPort, phdr->x, phdr->y, phdr->w, phdr->h);
1448	prgn->pDisplay->handleDisplayUpdateLegacy (phdr->x + pFBInfo->xOrigin,
1449	phdr->y + pFBInfo->yOrigin, phdr->w, phdr->h);
1450	}
1451
1452	return;
1453	}
1454
1455	static void vbvaRgnUpdateFramebuffer (VBVADIRTYREGION *prgn, unsigned uScreenId)
1456	{
1457	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1458
1459	uint32_t w = pFBInfo->dirtyRect.xRight - pFBInfo->dirtyRect.xLeft;
1460	uint32_t h = pFBInfo->dirtyRect.yBottom - pFBInfo->dirtyRect.yTop;
1461
1462	if (!pFBInfo->fDefaultFormat && w != 0 && h != 0)
1463	{
1464	//@todo pfnUpdateDisplayRect must take the vram offset parameter for the framebuffer
1465	prgn->pPort->pfnUpdateDisplayRect (prgn->pPort, pFBInfo->dirtyRect.xLeft, pFBInfo->dirtyRect.yTop, w, h);
1466	prgn->pDisplay->handleDisplayUpdateLegacy (pFBInfo->dirtyRect.xLeft + pFBInfo->xOrigin,
1467	pFBInfo->dirtyRect.yTop + pFBInfo->yOrigin, w, h);
1468	}
1469	}
1470
1471	static void vbvaSetMemoryFlags (VBVAMEMORY *pVbvaMemory,
1472	bool fVideoAccelEnabled,
1473	bool fVideoAccelVRDP,
1474	uint32_t fu32SupportedOrders,
1475	DISPLAYFBINFO *paFBInfos,
1476	unsigned cFBInfos)
1477	{
1478	if (pVbvaMemory)
1479	{
1480	/* This called only on changes in mode. So reset VRDP always. */
1481	uint32_t fu32Flags = VBVA_F_MODE_VRDP_RESET;
1482
1483	if (fVideoAccelEnabled)
1484	{
1485	fu32Flags \|= VBVA_F_MODE_ENABLED;
1486
1487	if (fVideoAccelVRDP)
1488	{
1489	fu32Flags \|= VBVA_F_MODE_VRDP \| VBVA_F_MODE_VRDP_ORDER_MASK;
1490
1491	pVbvaMemory->fu32SupportedOrders = fu32SupportedOrders;
1492	}
1493	}
1494
1495	pVbvaMemory->fu32ModeFlags = fu32Flags;
1496	}
1497
1498	unsigned uScreenId;
1499	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1500	{
1501	if (paFBInfos[uScreenId].pHostEvents)
1502	{
1503	paFBInfos[uScreenId].pHostEvents->fu32Events \|= VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1504	}
1505	}
1506	}
1507
1508	#ifdef VBOX_WITH_HGSMI
1509	static void vbvaSetMemoryFlagsHGSMI (unsigned uScreenId,
1510	uint32_t fu32SupportedOrders,
1511	bool fVideoAccelVRDP,
1512	DISPLAYFBINFO *pFBInfo)
1513	{
1514	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1515
1516	if (pFBInfo->pVBVAHostFlags)
1517	{
1518	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1519
1520	if (pFBInfo->fVBVAEnabled)
1521	{
1522	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1523
1524	if (fVideoAccelVRDP)
1525	{
1526	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1527	}
1528	}
1529
1530	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1531	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1532
1533	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1534	}
1535	}
1536
1537	static void vbvaSetMemoryFlagsAllHGSMI (uint32_t fu32SupportedOrders,
1538	bool fVideoAccelVRDP,
1539	DISPLAYFBINFO *paFBInfos,
1540	unsigned cFBInfos)
1541	{
1542	unsigned uScreenId;
1543
1544	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1545	{
1546	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1547	}
1548	}
1549	#endif /* VBOX_WITH_HGSMI */
1550
1551	bool Display::VideoAccelAllowed (void)
1552	{
1553	return true;
1554	}
1555
1556	int Display::vbvaLock(void)
1557	{
1558	return RTCritSectEnter(&mVBVALock);
1559	}
1560
1561	void Display::vbvaUnlock(void)
1562	{
1563	RTCritSectLeave(&mVBVALock);
1564	}
1565
1566	bool Display::vbvaLockIsOwner(void)
1567	{
1568	return RTCritSectIsOwner(&mVBVALock);
1569	}
1570
1571	/**
1572	* @thread EMT
1573	*/
1574	int Display::VideoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory)
1575	{
1576	int rc;
1577
1578	if (fEnable)
1579	{
1580	/* Process any pending VGA device changes, resize. */
1581	Assert(!vbvaLockIsOwner());
1582	mpDrv->pUpPort->pfnUpdateDisplay(mpDrv->pUpPort);
1583	}
1584
1585	vbvaLock();
1586	rc = videoAccelEnable (fEnable, pVbvaMemory);
1587	vbvaUnlock();
1588
1589	if (!fEnable)
1590	{
1591	Assert(!vbvaLockIsOwner());
1592	mpDrv->pUpPort->pfnUpdateDisplay(mpDrv->pUpPort);
1593	}
1594
1595	return rc;
1596	}
1597
1598	int Display::videoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory)
1599	{
1600	Assert(vbvaLockIsOwner());
1601
1602	int rc = VINF_SUCCESS;
1603
1604	/* Called each time the guest wants to use acceleration,
1605	* or when the VGA device disables acceleration,
1606	* or when restoring the saved state with accel enabled.
1607	*
1608	* VGA device disables acceleration on each video mode change
1609	* and on reset.
1610	*
1611	* Guest enabled acceleration at will. And it has to enable
1612	* acceleration after a mode change.
1613	*/
1614	LogRelFlowFunc(("mfVideoAccelEnabled = %d, fEnable = %d, pVbvaMemory = %p\n",
1615	mfVideoAccelEnabled, fEnable, pVbvaMemory));
1616
1617	/* Strictly check parameters. Callers must not pass anything in the case. */
1618	Assert((fEnable && pVbvaMemory) \|\| (!fEnable && pVbvaMemory == NULL));
1619
1620	if (!VideoAccelAllowed ())
1621	return VERR_NOT_SUPPORTED;
1622
1623	/*
1624	* Verify that the VM is in running state. If it is not,
1625	* then this must be postponed until it goes to running.
1626	*/
1627	if (!mfMachineRunning)
1628	{
1629	Assert (!mfVideoAccelEnabled);
1630
1631	LogRelFlowFunc(("Machine is not yet running.\n"));
1632
1633	if (fEnable)
1634	{
1635	mfPendingVideoAccelEnable = fEnable;
1636	mpPendingVbvaMemory = pVbvaMemory;
1637	}
1638
1639	return rc;
1640	}
1641
1642	/* Check that current status is not being changed */
1643	if (mfVideoAccelEnabled == fEnable)
1644	return rc;
1645
1646	if (mfVideoAccelEnabled)
1647	{
1648	/* Process any pending orders and empty the VBVA ring buffer. */
1649	videoAccelFlush ();
1650	}
1651
1652	if (!fEnable && mpVbvaMemory)
1653	mpVbvaMemory->fu32ModeFlags &= ~VBVA_F_MODE_ENABLED;
1654
1655	/* Safety precaution. There is no more VBVA until everything is setup! */
1656	mpVbvaMemory = NULL;
1657	mfVideoAccelEnabled = false;
1658
1659	/* Everything OK. VBVA status can be changed. */
1660
1661	/* Notify the VMMDev, which saves VBVA status in the saved state,
1662	* and needs to know current status.
1663	*/
1664	VMMDev *pVMMDev = mParent->i_getVMMDev();
1665	if (pVMMDev)
1666	{
1667	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1668	if (pVMMDevPort)
1669	pVMMDevPort->pfnVBVAChange(pVMMDevPort, fEnable);
1670	}
1671
1672	if (fEnable)
1673	{
1674	mpVbvaMemory = pVbvaMemory;
1675	mfVideoAccelEnabled = true;
1676
1677	/* Initialize the hardware memory. */
1678	vbvaSetMemoryFlags(mpVbvaMemory, mfVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders, maFramebuffers, mcMonitors);
1679	mpVbvaMemory->off32Data = 0;
1680	mpVbvaMemory->off32Free = 0;
1681
1682	memset(mpVbvaMemory->aRecords, 0, sizeof (mpVbvaMemory->aRecords));
1683	mpVbvaMemory->indexRecordFirst = 0;
1684	mpVbvaMemory->indexRecordFree = 0;
1685
1686	mfu32PendingVideoAccelDisable = false;
1687
1688	LogRel(("VBVA: Enabled.\n"));
1689	}
1690	else
1691	{
1692	LogRel(("VBVA: Disabled.\n"));
1693	}
1694
1695	LogRelFlowFunc(("VideoAccelEnable: rc = %Rrc.\n", rc));
1696
1697	return rc;
1698	}
1699
1700	/* Called always by one VRDP server thread. Can be thread-unsafe.
1701	*/
1702	void Display::VideoAccelVRDP (bool fEnable)
1703	{
1704	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1705
1706	vbvaLock();
1707
1708	int c = fEnable?
1709	ASMAtomicIncS32 (&mcVideoAccelVRDPRefs):
1710	ASMAtomicDecS32 (&mcVideoAccelVRDPRefs);
1711
1712	Assert (c >= 0);
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	vbvaSetMemoryFlags (mpVbvaMemory, mfVideoAccelEnabled, 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 = ~0;
1743
1744	vbvaSetMemoryFlags (mpVbvaMemory, mfVideoAccelEnabled, 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	vbvaUnlock();
1761	}
1762
1763	static bool vbvaVerifyRingBuffer (VBVAMEMORY *pVbvaMemory)
1764	{
1765	return true;
1766	}
1767
1768	static void vbvaFetchBytes (VBVAMEMORY pVbvaMemory, uint8_t pu8Dst, uint32_t cbDst)
1769	{
1770	if (cbDst >= VBVA_RING_BUFFER_SIZE)
1771	{
1772	AssertMsgFailed (("cbDst = 0x%08X, ring buffer size 0x%08X\n", cbDst, VBVA_RING_BUFFER_SIZE));
1773	return;
1774	}
1775
1776	uint32_t u32BytesTillBoundary = VBVA_RING_BUFFER_SIZE - pVbvaMemory->off32Data;
1777	uint8_t *src = &pVbvaMemory->au8RingBuffer[pVbvaMemory->off32Data];
1778	int32_t i32Diff = cbDst - u32BytesTillBoundary;
1779
1780	if (i32Diff <= 0)
1781	{
1782	/* Chunk will not cross buffer boundary. */
1783	memcpy (pu8Dst, src, cbDst);
1784	}
1785	else
1786	{
1787	/* Chunk crosses buffer boundary. */
1788	memcpy (pu8Dst, src, u32BytesTillBoundary);
1789	memcpy (pu8Dst + u32BytesTillBoundary, &pVbvaMemory->au8RingBuffer[0], i32Diff);
1790	}
1791
1792	/* Advance data offset. */
1793	pVbvaMemory->off32Data = (pVbvaMemory->off32Data + cbDst) % VBVA_RING_BUFFER_SIZE;
1794
1795	return;
1796	}
1797
1798
1799	static bool vbvaPartialRead (uint8_t *ppu8, uint32_t pcb, uint32_t cbRecord, VBVAMEMORY *pVbvaMemory)
1800	{
1801	uint8_t *pu8New;
1802
1803	LogFlow(("MAIN::DisplayImpl::vbvaPartialRead: p = %p, cb = %d, cbRecord 0x%08X\n",
1804	ppu8, pcb, cbRecord));
1805
1806	if (*ppu8)
1807	{
1808	Assert (*pcb);
1809	pu8New = (uint8_t )RTMemRealloc (ppu8, cbRecord);
1810	}
1811	else
1812	{
1813	Assert (!*pcb);
1814	pu8New = (uint8_t *)RTMemAlloc (cbRecord);
1815	}
1816
1817	if (!pu8New)
1818	{
1819	/* Memory allocation failed, fail the function. */
1820	Log(("MAIN::vbvaPartialRead: failed to (re)alocate memory for partial record!!! cbRecord 0x%08X\n",
1821	cbRecord));
1822
1823	if (*ppu8)
1824	{
1825	RTMemFree (*ppu8);
1826	}
1827
1828	*ppu8 = NULL;
1829	*pcb = 0;
1830
1831	return false;
1832	}
1833
1834	/* Fetch data from the ring buffer. */
1835	vbvaFetchBytes (pVbvaMemory, pu8New + pcb, cbRecord - pcb);
1836
1837	*ppu8 = pu8New;
1838	*pcb = cbRecord;
1839
1840	return true;
1841	}
1842
1843	/* For contiguous chunks just return the address in the buffer.
1844	* For crossing boundary - allocate a buffer from heap.
1845	*/
1846	bool Display::vbvaFetchCmd (VBVACMDHDR *ppHdr, uint32_t pcbCmd)
1847	{
1848	uint32_t indexRecordFirst = mpVbvaMemory->indexRecordFirst;
1849	uint32_t indexRecordFree = mpVbvaMemory->indexRecordFree;
1850
1851	#ifdef DEBUG_sunlover
1852	LogFlowFunc(("first = %d, free = %d\n",
1853	indexRecordFirst, indexRecordFree));
1854	#endif /* DEBUG_sunlover */
1855
1856	if (!vbvaVerifyRingBuffer (mpVbvaMemory))
1857	{
1858	return false;
1859	}
1860
1861	if (indexRecordFirst == indexRecordFree)
1862	{
1863	/* No records to process. Return without assigning output variables. */
1864	return true;
1865	}
1866
1867	VBVARECORD *pRecord = &mpVbvaMemory->aRecords[indexRecordFirst];
1868
1869	#ifdef DEBUG_sunlover
1870	LogFlowFunc(("cbRecord = 0x%08X\n", pRecord->cbRecord));
1871	#endif /* DEBUG_sunlover */
1872
1873	uint32_t cbRecord = pRecord->cbRecord & ~VBVA_F_RECORD_PARTIAL;
1874
1875	if (mcbVbvaPartial)
1876	{
1877	/* There is a partial read in process. Continue with it. */
1878
1879	Assert (mpu8VbvaPartial);
1880
1881	LogFlowFunc(("continue partial record mcbVbvaPartial = %d cbRecord 0x%08X, first = %d, free = %d\n",
1882	mcbVbvaPartial, pRecord->cbRecord, indexRecordFirst, indexRecordFree));
1883
1884	if (cbRecord > mcbVbvaPartial)
1885	{
1886	/* New data has been added to the record. */
1887	if (!vbvaPartialRead (&mpu8VbvaPartial, &mcbVbvaPartial, cbRecord, mpVbvaMemory))
1888	{
1889	return false;
1890	}
1891	}
1892
1893	if (!(pRecord->cbRecord & VBVA_F_RECORD_PARTIAL))
1894	{
1895	/* The record is completed by guest. Return it to the caller. */
1896	ppHdr = (VBVACMDHDR )mpu8VbvaPartial;
1897	*pcbCmd = mcbVbvaPartial;
1898
1899	mpu8VbvaPartial = NULL;
1900	mcbVbvaPartial = 0;
1901
1902	/* Advance the record index. */
1903	mpVbvaMemory->indexRecordFirst = (indexRecordFirst + 1) % VBVA_MAX_RECORDS;
1904
1905	#ifdef DEBUG_sunlover
1906	LogFlowFunc(("partial done ok, data = %d, free = %d\n",
1907	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
1908	#endif /* DEBUG_sunlover */
1909	}
1910
1911	return true;
1912	}
1913
1914	/* A new record need to be processed. */
1915	if (pRecord->cbRecord & VBVA_F_RECORD_PARTIAL)
1916	{
1917	/* Current record is being written by guest. '=' is important here. */
1918	if (cbRecord >= VBVA_RING_BUFFER_SIZE - VBVA_RING_BUFFER_THRESHOLD)
1919	{
1920	/* Partial read must be started. */
1921	if (!vbvaPartialRead (&mpu8VbvaPartial, &mcbVbvaPartial, cbRecord, mpVbvaMemory))
1922	{
1923	return false;
1924	}
1925
1926	LogFlowFunc(("started partial record mcbVbvaPartial = 0x%08X cbRecord 0x%08X, first = %d, free = %d\n",
1927	mcbVbvaPartial, pRecord->cbRecord, indexRecordFirst, indexRecordFree));
1928	}
1929
1930	return true;
1931	}
1932
1933	/* Current record is complete. If it is not empty, process it. */
1934	if (cbRecord)
1935	{
1936	/* The size of largest contiguous chunk in the ring biffer. */
1937	uint32_t u32BytesTillBoundary = VBVA_RING_BUFFER_SIZE - mpVbvaMemory->off32Data;
1938
1939	/* The ring buffer pointer. */
1940	uint8_t *au8RingBuffer = &mpVbvaMemory->au8RingBuffer[0];
1941
1942	/* The pointer to data in the ring buffer. */
1943	uint8_t *src = &au8RingBuffer[mpVbvaMemory->off32Data];
1944
1945	/* Fetch or point the data. */
1946	if (u32BytesTillBoundary >= cbRecord)
1947	{
1948	/* The command does not cross buffer boundary. Return address in the buffer. */
1949	ppHdr = (VBVACMDHDR )src;
1950
1951	/* Advance data offset. */
1952	mpVbvaMemory->off32Data = (mpVbvaMemory->off32Data + cbRecord) % VBVA_RING_BUFFER_SIZE;
1953	}
1954	else
1955	{
1956	/* The command crosses buffer boundary. Rare case, so not optimized. */
1957	uint8_t dst = (uint8_t )RTMemAlloc (cbRecord);
1958
1959	if (!dst)
1960	{
1961	LogRelFlowFunc(("could not allocate %d bytes from heap!!!\n", cbRecord));
1962	mpVbvaMemory->off32Data = (mpVbvaMemory->off32Data + cbRecord) % VBVA_RING_BUFFER_SIZE;
1963	return false;
1964	}
1965
1966	vbvaFetchBytes (mpVbvaMemory, dst, cbRecord);
1967
1968	ppHdr = (VBVACMDHDR )dst;
1969
1970	#ifdef DEBUG_sunlover
1971	LogFlowFunc(("Allocated from heap %p\n", dst));
1972	#endif /* DEBUG_sunlover */
1973	}
1974	}
1975
1976	*pcbCmd = cbRecord;
1977
1978	/* Advance the record index. */
1979	mpVbvaMemory->indexRecordFirst = (indexRecordFirst + 1) % VBVA_MAX_RECORDS;
1980
1981	#ifdef DEBUG_sunlover
1982	LogFlowFunc(("done ok, data = %d, free = %d\n",
1983	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
1984	#endif /* DEBUG_sunlover */
1985
1986	return true;
1987	}
1988
1989	void Display::vbvaReleaseCmd (VBVACMDHDR *pHdr, int32_t cbCmd)
1990	{
1991	uint8_t *au8RingBuffer = mpVbvaMemory->au8RingBuffer;
1992
1993	if ( (uint8_t *)pHdr >= au8RingBuffer
1994	&& (uint8_t *)pHdr < &au8RingBuffer[VBVA_RING_BUFFER_SIZE])
1995	{
1996	/* The pointer is inside ring buffer. Must be continuous chunk. */
1997	Assert (VBVA_RING_BUFFER_SIZE - ((uint8_t *)pHdr - au8RingBuffer) >= cbCmd);
1998
1999	/* Do nothing. */
2000
2001	Assert (!mpu8VbvaPartial && mcbVbvaPartial == 0);
2002	}
2003	else
2004	{
2005	/* The pointer is outside. It is then an allocated copy. */
2006
2007	#ifdef DEBUG_sunlover
2008	LogFlowFunc(("Free heap %p\n", pHdr));
2009	#endif /* DEBUG_sunlover */
2010
2011	if ((uint8_t *)pHdr == mpu8VbvaPartial)
2012	{
2013	mpu8VbvaPartial = NULL;
2014	mcbVbvaPartial = 0;
2015	}
2016	else
2017	{
2018	Assert (!mpu8VbvaPartial && mcbVbvaPartial == 0);
2019	}
2020
2021	RTMemFree (pHdr);
2022	}
2023
2024	return;
2025	}
2026
2027
2028	/**
2029	* Called regularly on the DisplayRefresh timer.
2030	* Also on behalf of guest, when the ring buffer is full.
2031	*
2032	* @thread EMT
2033	*/
2034	void Display::VideoAccelFlush (void)
2035	{
2036	vbvaLock();
2037	int rc = videoAccelFlush();
2038	if (RT_FAILURE(rc))
2039	{
2040	/* Disable on errors. */
2041	videoAccelEnable(false, NULL);
2042	}
2043	vbvaUnlock();
2044
2045	if (RT_FAILURE(rc))
2046	{
2047	/* VideoAccel was disabled because of a failure, switching back to VGA updates. Redraw the screen. */
2048	Assert(!vbvaLockIsOwner());
2049	mpDrv->pUpPort->pfnUpdateDisplay(mpDrv->pUpPort);
2050	}
2051	}
2052
2053	int Display::videoAccelFlush (void)
2054	{
2055	Assert(vbvaLockIsOwner());
2056
2057	#ifdef DEBUG_sunlover_2
2058	LogFlowFunc(("mfVideoAccelEnabled = %d\n", mfVideoAccelEnabled));
2059	#endif /* DEBUG_sunlover_2 */
2060
2061	if (!mfVideoAccelEnabled)
2062	{
2063	Log(("Display::VideoAccelFlush: called with disabled VBVA!!! Ignoring.\n"));
2064	return VINF_SUCCESS;
2065	}
2066
2067	/* Here VBVA is enabled and we have the accelerator memory pointer. */
2068	Assert(mpVbvaMemory);
2069
2070	#ifdef DEBUG_sunlover_2
2071	LogFlowFunc(("indexRecordFirst = %d, indexRecordFree = %d, off32Data = %d, off32Free = %d\n",
2072	mpVbvaMemory->indexRecordFirst, mpVbvaMemory->indexRecordFree,
2073	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2074	#endif /* DEBUG_sunlover_2 */
2075
2076	/* Quick check for "nothing to update" case. */
2077	if (mpVbvaMemory->indexRecordFirst == mpVbvaMemory->indexRecordFree)
2078	{
2079	return VINF_SUCCESS;
2080	}
2081
2082	/* Process the ring buffer */
2083	unsigned uScreenId;
2084
2085	/* Initialize dirty rectangles accumulator. */
2086	VBVADIRTYREGION rgn;
2087	vbvaRgnInit (&rgn, maFramebuffers, mcMonitors, this, mpDrv->pUpPort);
2088
2089	for (;;)
2090	{
2091	VBVACMDHDR *phdr = NULL;
2092	uint32_t cbCmd = ~0;
2093
2094	/* Fetch the command data. */
2095	if (!vbvaFetchCmd (&phdr, &cbCmd))
2096	{
2097	Log(("Display::VideoAccelFlush: unable to fetch command. off32Data = %d, off32Free = %d. Disabling VBVA!!!\n",
2098	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2099	return VERR_INVALID_STATE;
2100	}
2101
2102	if (cbCmd == uint32_t(~0))
2103	{
2104	/* No more commands yet in the queue. */
2105	break;
2106	}
2107
2108	if (cbCmd != 0)
2109	{
2110	#ifdef DEBUG_sunlover
2111	LogFlowFunc(("hdr: cbCmd = %d, x=%d, y=%d, w=%d, h=%d\n",
2112	cbCmd, phdr->x, phdr->y, phdr->w, phdr->h));
2113	#endif /* DEBUG_sunlover */
2114
2115	VBVACMDHDR hdrSaved = *phdr;
2116
2117	int x = phdr->x;
2118	int y = phdr->y;
2119	int w = phdr->w;
2120	int h = phdr->h;
2121
2122	uScreenId = mapCoordsToScreen(maFramebuffers, mcMonitors, &x, &y, &w, &h);
2123
2124	phdr->x = (int16_t)x;
2125	phdr->y = (int16_t)y;
2126	phdr->w = (uint16_t)w;
2127	phdr->h = (uint16_t)h;
2128
2129	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
2130
2131	/* Handle the command.
2132	*
2133	* Guest is responsible for updating the guest video memory.
2134	* The Windows guest does all drawing using Eng*.
2135	*
2136	* For local output, only dirty rectangle information is used
2137	* to update changed areas.
2138	*
2139	* Dirty rectangles are accumulated to exclude overlapping updates and
2140	* group small updates to a larger one.
2141	*/
2142
2143	/* Accumulate the update. */
2144	vbvaRgnDirtyRect (&rgn, uScreenId, phdr);
2145
2146	/* Forward the command to VRDP server. */
2147	mParent->i_consoleVRDPServer()->SendUpdate (uScreenId, phdr, cbCmd);
2148
2149	*phdr = hdrSaved;
2150	}
2151
2152	vbvaReleaseCmd (phdr, cbCmd);
2153	}
2154
2155	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
2156	{
2157	/* Draw the framebuffer. */
2158	vbvaRgnUpdateFramebuffer (&rgn, uScreenId);
2159	}
2160	return VINF_SUCCESS;
2161	}
2162
2163	int Display::videoAccelRefreshProcess(void)
2164	{
2165	int rc = VWRN_INVALID_STATE; /* Default is to do a display update in VGA device. */
2166
2167	vbvaLock();
2168
2169	if (ASMAtomicCmpXchgU32(&mfu32PendingVideoAccelDisable, false, true))
2170	{
2171	videoAccelEnable (false, NULL);
2172	}
2173	else if (mfPendingVideoAccelEnable)
2174	{
2175	/* Acceleration was enabled while machine was not yet running
2176	* due to restoring from saved state. Actually enable acceleration.
2177	*/
2178	Assert(mpPendingVbvaMemory);
2179
2180	/* Acceleration can not be yet enabled.*/
2181	Assert(mpVbvaMemory == NULL);
2182	Assert(!mfVideoAccelEnabled);
2183
2184	if (mfMachineRunning)
2185	{
2186	videoAccelEnable (mfPendingVideoAccelEnable,
2187	mpPendingVbvaMemory);
2188
2189	/* Reset the pending state. */
2190	mfPendingVideoAccelEnable = false;
2191	mpPendingVbvaMemory = NULL;
2192	}
2193
2194	rc = VINF_TRY_AGAIN;
2195	}
2196	else
2197	{
2198	Assert(mpPendingVbvaMemory == NULL);
2199
2200	if (mfVideoAccelEnabled)
2201	{
2202	Assert(mpVbvaMemory);
2203	rc = videoAccelFlush();
2204	if (RT_FAILURE(rc))
2205	{
2206	/* Disable on errors. */
2207	videoAccelEnable(false, NULL);
2208	rc = VWRN_INVALID_STATE; /* Do a display update in VGA device. */
2209	}
2210	else
2211	{
2212	rc = VINF_SUCCESS;
2213	}
2214	}
2215	}
2216
2217	vbvaUnlock();
2218
2219	return rc;
2220	}
2221
2222	void Display::notifyPowerDown(void)
2223	{
2224	LogRelFlowFunc(("\n"));
2225
2226	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2227
2228	/* Source bitmaps are not available anymore. */
2229	mfSourceBitmapEnabled = false;
2230
2231	/* Resize all displays to tell framebuffers to forget current source bitmap. */
2232	unsigned uScreenId = mcMonitors;
2233	while (uScreenId > 0)
2234	{
2235	--uScreenId;
2236
2237	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
2238	if (!pFBInfo->fDisabled)
2239	{
2240	handleDisplayResize(uScreenId, 32,
2241	pFBInfo->pu8FramebufferVRAM,
2242	pFBInfo->u32LineSize,
2243	pFBInfo->w,
2244	pFBInfo->h,
2245	pFBInfo->flags);
2246	}
2247	}
2248	}
2249
2250	// IDisplay methods
2251	/////////////////////////////////////////////////////////////////////////////
2252	STDMETHODIMP Display::GetScreenResolution(ULONG aScreenId,
2253	ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
2254	LONG aXOrigin, LONG aYOrigin)
2255	{
2256	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
2257
2258	AutoCaller autoCaller(this);
2259	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2260
2261	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2262
2263	uint32_t u32Width = 0;
2264	uint32_t u32Height = 0;
2265	uint32_t u32BitsPerPixel = 0;
2266	int32_t xOrigin = 0;
2267	int32_t yOrigin = 0;
2268
2269	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2270	{
2271	if (mpDrv)
2272	{
2273	u32Width = mpDrv->IConnector.cx;
2274	u32Height = mpDrv->IConnector.cy;
2275
2276	alock.release();
2277
2278	Assert(!vbvaLockIsOwner());
2279	int rc = mpDrv->pUpPort->pfnQueryColorDepth(mpDrv->pUpPort, &u32BitsPerPixel);
2280	AssertRC(rc);
2281
2282	alock.acquire();
2283	}
2284	}
2285	else if (aScreenId < mcMonitors)
2286	{
2287	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2288	u32Width = pFBInfo->w;
2289	u32Height = pFBInfo->h;
2290	u32BitsPerPixel = pFBInfo->u16BitsPerPixel;
2291	xOrigin = pFBInfo->xOrigin;
2292	yOrigin = pFBInfo->yOrigin;
2293	}
2294	else
2295	{
2296	return E_INVALIDARG;
2297	}
2298
2299	if (aWidth)
2300	*aWidth = u32Width;
2301	if (aHeight)
2302	*aHeight = u32Height;
2303	if (aBitsPerPixel)
2304	*aBitsPerPixel = u32BitsPerPixel;
2305	if (aXOrigin)
2306	*aXOrigin = xOrigin;
2307	if (aYOrigin)
2308	*aYOrigin = yOrigin;
2309
2310	return S_OK;
2311	}
2312
2313	STDMETHODIMP Display::AttachFramebuffer(ULONG aScreenId,
2314	IFramebuffer *aFramebuffer)
2315	{
2316	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2317
2318	CheckComArgPointerValid(aFramebuffer);
2319
2320	AutoCaller autoCaller(this);
2321	if (FAILED(autoCaller.rc()))
2322	return autoCaller.rc();
2323
2324	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2325
2326	if (aScreenId >= mcMonitors)
2327	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
2328	aScreenId, mcMonitors);
2329
2330	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2331	if (!pFBInfo->pFramebuffer.isNull())
2332	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
2333	aScreenId);
2334
2335	pFBInfo->pFramebuffer = aFramebuffer;
2336
2337	alock.release();
2338
2339	/* The driver might not have been constructed yet */
2340	if (mpDrv)
2341	{
2342	/* Setup the new framebuffer. */
2343	handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
2344	pFBInfo->pu8FramebufferVRAM,
2345	pFBInfo->u32LineSize,
2346	pFBInfo->w,
2347	pFBInfo->h,
2348	pFBInfo->flags);
2349	}
2350
2351	Console::SafeVMPtrQuiet ptrVM(mParent);
2352	if (ptrVM.isOk())
2353	{
2354	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2355	BOOL fIs3DEnabled = FALSE;
2356	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
2357
2358	if (fIs3DEnabled)
2359	{
2360	VBOXCRCMDCTL_HGCM data;
2361	RT_ZERO(data);
2362	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2363	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
2364
2365	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2366	data.aParms[0].u.uint32 = aScreenId;
2367
2368	int vrc = crCtlSubmitSync(&data.Hdr, sizeof(data));
2369	AssertRC(vrc);
2370	}
2371	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
2372
2373	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::InvalidateAndUpdateEMT,
2374	3, this, aScreenId, false);
2375	}
2376
2377	LogRelFlowFunc(("Attached to %d\n", aScreenId));
2378	return S_OK;
2379	}
2380
2381	STDMETHODIMP Display::DetachFramebuffer(ULONG aScreenId)
2382	{
2383	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2384
2385	AutoCaller autoCaller(this);
2386	if (FAILED(autoCaller.rc()))
2387	return autoCaller.rc();
2388
2389	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2390
2391	if (aScreenId >= mcMonitors)
2392	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
2393	aScreenId, mcMonitors);
2394
2395	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2396
2397	pFBInfo->pFramebuffer.setNull();
2398
2399	return S_OK;
2400	}
2401
2402	STDMETHODIMP Display::QueryFramebuffer(ULONG aScreenId,
2403	IFramebuffer **aFramebuffer)
2404	{
2405	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2406
2407	CheckComArgOutPointerValid(aFramebuffer);
2408
2409	AutoCaller autoCaller(this);
2410	if (FAILED(autoCaller.rc()))
2411	return autoCaller.rc();
2412
2413	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2414
2415	if (aScreenId >= mcMonitors)
2416	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
2417	aScreenId, mcMonitors);
2418
2419	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2420
2421	*aFramebuffer = pFBInfo->pFramebuffer;
2422	if (!pFBInfo->pFramebuffer.isNull())
2423	pFBInfo->pFramebuffer->AddRef();
2424
2425	return S_OK;
2426	}
2427
2428	STDMETHODIMP Display::SetVideoModeHint(ULONG aDisplay, BOOL aEnabled,
2429	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
2430	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
2431	{
2432	AutoCaller autoCaller(this);
2433	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2434
2435	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2436
2437	CHECK_CONSOLE_DRV(mpDrv);
2438
2439	/*
2440	* Do some rough checks for valid input.
2441	*/
2442	ULONG width = aWidth;
2443	if (!width)
2444	width = mpDrv->IConnector.cx;
2445	ULONG height = aHeight;
2446	if (!height)
2447	height = mpDrv->IConnector.cy;
2448	ULONG bpp = aBitsPerPixel;
2449	if (!bpp)
2450	{
2451	alock.release();
2452
2453	uint32_t cBits = 0;
2454	Assert(!vbvaLockIsOwner());
2455	int rc = mpDrv->pUpPort->pfnQueryColorDepth(mpDrv->pUpPort, &cBits);
2456	AssertRC(rc);
2457	bpp = cBits;
2458
2459	alock.acquire();
2460	}
2461	ULONG cMonitors;
2462	mParent->i_machine()->COMGETTER(MonitorCount)(&cMonitors);
2463	if (cMonitors == 0 && aDisplay > 0)
2464	return E_INVALIDARG;
2465	if (aDisplay >= cMonitors)
2466	return E_INVALIDARG;
2467
2468	/*
2469	* sunlover 20070614: It is up to the guest to decide whether the hint is
2470	* valid. Therefore don't do any VRAM sanity checks here!
2471	*/
2472
2473	/* Have to release the lock because the pfnRequestDisplayChange
2474	* will call EMT. */
2475	alock.release();
2476
2477	VMMDev *pVMMDev = mParent->i_getVMMDev();
2478	if (pVMMDev)
2479	{
2480	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2481	if (pVMMDevPort)
2482	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
2483	aDisplay, aOriginX, aOriginY,
2484	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
2485	}
2486	return S_OK;
2487	}
2488
2489	STDMETHODIMP Display::SetSeamlessMode (BOOL enabled)
2490	{
2491	AutoCaller autoCaller(this);
2492	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2493
2494	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2495
2496	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2497	alock.release();
2498
2499	VMMDev *pVMMDev = mParent->i_getVMMDev();
2500	if (pVMMDev)
2501	{
2502	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2503	if (pVMMDevPort)
2504	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2505	}
2506
2507	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2508	if (!enabled)
2509	{
2510	BOOL is3denabled = FALSE;
2511
2512	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2513
2514	VMMDev *vmmDev = mParent->i_getVMMDev();
2515	if (is3denabled && vmmDev)
2516	{
2517	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof (VBOXCRCMDCTL_HGCM));
2518	if (!pData)
2519	{
2520	AssertMsgFailed(("RTMemAlloc failed\n"));
2521	return VERR_NO_MEMORY;
2522	}
2523
2524	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2525	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2526
2527	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2528	pData->aParms[0].u.pointer.addr = NULL;
2529	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2530
2531	int rc = crCtlSubmit(&pData->Hdr, sizeof (*pData), displayCrCmdFree, pData);
2532	if (!RT_SUCCESS(rc))
2533	{
2534	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
2535	RTMemFree(pData);
2536	}
2537	}
2538	}
2539	#endif
2540	return S_OK;
2541	}
2542
2543	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2544	BOOL Display::displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pu8Data,
2545	uint32_t u32Width, uint32_t u32Height)
2546	{
2547	BOOL is3denabled;
2548	pDisplay->mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2549	if (is3denabled && pDisplay->mCrOglCallbacks.pfnHasData())
2550	{
2551	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2552	if (pVMMDev)
2553	{
2554	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT)RTMemAlloc(sizeof (*pScreenshot));
2555	if (pScreenshot)
2556	{
2557	/* screen id or CRSCREEN_ALL to specify all enabled */
2558	pScreenshot->u32Screen = aScreenId;
2559	pScreenshot->u32Width = u32Width;
2560	pScreenshot->u32Height = u32Height;
2561	pScreenshot->u32Pitch = u32Width * 4;
2562	pScreenshot->pvBuffer = pu8Data;
2563	pScreenshot->pvContext = NULL;
2564	pScreenshot->pfnScreenshotBegin = NULL;
2565	pScreenshot->pfnScreenshotPerform = NULL;
2566	pScreenshot->pfnScreenshotEnd = NULL;
2567
2568	VBOXCRCMDCTL_HGCM data;
2569	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2570	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2571
2572	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2573	data.aParms[0].u.pointer.addr = pScreenshot;
2574	data.aParms[0].u.pointer.size = sizeof (*pScreenshot);
2575
2576	int rc = pDisplay->crCtlSubmitSync(&data.Hdr, sizeof (data));
2577
2578	RTMemFree(pScreenshot);
2579
2580	if (RT_SUCCESS(rc))
2581	return TRUE;
2582	else
2583	{
2584	AssertMsgFailed(("failed to get screenshot data from crOgl %d\n", rc));
2585	/* fall back to the non-3d mechanism */
2586	}
2587	}
2588	}
2589	}
2590	return FALSE;
2591	}
2592	#endif
2593
2594	int Display::displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppu8Data, size_t pcbData,
2595	uint32_t pu32Width, uint32_t pu32Height)
2596	{
2597	int rc;
2598
2599	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2600	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2601	{
2602	Assert(!pDisplay->vbvaLockIsOwner());
2603	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppu8Data, pcbData, pu32Width, pu32Height);
2604	}
2605	else if (aScreenId < pDisplay->mcMonitors)
2606	{
2607	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2608
2609	uint32_t width = pFBInfo->w;
2610	uint32_t height = pFBInfo->h;
2611
2612	/* Allocate 32 bit per pixel bitmap. */
2613	size_t cbRequired = width * 4 * height;
2614
2615	if (cbRequired)
2616	{
2617	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbRequired);
2618
2619	if (pu8Data == NULL)
2620	{
2621	rc = VERR_NO_MEMORY;
2622	}
2623	else
2624	{
2625	/* Copy guest VRAM to the allocated 32bpp buffer. */
2626	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2627	int32_t xSrc = 0;
2628	int32_t ySrc = 0;
2629	uint32_t u32SrcWidth = width;
2630	uint32_t u32SrcHeight = height;
2631	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2632	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2633
2634	uint8_t *pu8Dst = pu8Data;
2635	int32_t xDst = 0;
2636	int32_t yDst = 0;
2637	uint32_t u32DstWidth = u32SrcWidth;
2638	uint32_t u32DstHeight = u32SrcHeight;
2639	uint32_t u32DstLineSize = u32DstWidth * 4;
2640	uint32_t u32DstBitsPerPixel = 32;
2641
2642	Assert(!pDisplay->vbvaLockIsOwner());
2643	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2644	width, height,
2645	pu8Src,
2646	xSrc, ySrc,
2647	u32SrcWidth, u32SrcHeight,
2648	u32SrcLineSize, u32SrcBitsPerPixel,
2649	pu8Dst,
2650	xDst, yDst,
2651	u32DstWidth, u32DstHeight,
2652	u32DstLineSize, u32DstBitsPerPixel);
2653	if (RT_SUCCESS(rc))
2654	{
2655	*ppu8Data = pu8Data;
2656	*pcbData = cbRequired;
2657	*pu32Width = width;
2658	*pu32Height = height;
2659	}
2660	else
2661	{
2662	RTMemFree(pu8Data);
2663
2664	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2665	if ( rc == VERR_INVALID_STATE
2666	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2667	{
2668	Assert(!pDisplay->vbvaLockIsOwner());
2669	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort,
2670	ppu8Data, pcbData, pu32Width, pu32Height);
2671	}
2672	}
2673	}
2674	}
2675	else
2676	{
2677	/* No image. */
2678	*ppu8Data = NULL;
2679	*pcbData = 0;
2680	*pu32Width = 0;
2681	*pu32Height = 0;
2682	rc = VINF_SUCCESS;
2683	}
2684	}
2685	else
2686	{
2687	rc = VERR_INVALID_PARAMETER;
2688	}
2689
2690	return rc;
2691	}
2692
2693	static int displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2694	BYTE *address, ULONG width, ULONG height)
2695	{
2696	uint8_t *pu8Data = NULL;
2697	size_t cbData = 0;
2698	uint32_t cx = 0;
2699	uint32_t cy = 0;
2700	int vrc = VINF_SUCCESS;
2701
2702	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2703	if (Display::displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t*)address, width, height))
2704	return VINF_SUCCESS;
2705	#endif
2706
2707	int cRetries = 5;
2708
2709	while (cRetries-- > 0)
2710	{
2711	/* Note! Not sure if the priority call is such a good idea here, but
2712	it would be nice to have an accurate screenshot for the bug
2713	report if the VM deadlocks. */
2714	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::displayTakeScreenshotEMT, 6,
2715	pDisplay, aScreenId, &pu8Data, &cbData, &cx, &cy);
2716	if (vrc != VERR_TRY_AGAIN)
2717	{
2718	break;
2719	}
2720
2721	RTThreadSleep(10);
2722	}
2723
2724	if (RT_SUCCESS(vrc) && pu8Data)
2725	{
2726	if (cx == width && cy == height)
2727	{
2728	/* No scaling required. */
2729	memcpy(address, pu8Data, cbData);
2730	}
2731	else
2732	{
2733	/* Scale. */
2734	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2735
2736	uint8_t *dst = address;
2737	uint8_t *src = pu8Data;
2738	int dstW = width;
2739	int dstH = height;
2740	int srcW = cx;
2741	int srcH = cy;
2742	int iDeltaLine = cx * 4;
2743
2744	BitmapScale32(dst,
2745	dstW, dstH,
2746	src,
2747	iDeltaLine,
2748	srcW, srcH);
2749	}
2750
2751	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2752	{
2753	/* This can be called from any thread. */
2754	Assert(!pDisplay->vbvaLockIsOwner());
2755	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pu8Data);
2756	}
2757	else
2758	{
2759	RTMemFree(pu8Data);
2760	}
2761	}
2762
2763	return vrc;
2764	}
2765
2766	STDMETHODIMP Display::TakeScreenShot(ULONG aScreenId, BYTE *address, ULONG width, ULONG height)
2767	{
2768	/// @todo (r=dmik) this function may take too long to complete if the VM
2769	// is doing something like saving state right now. Which, in case if it
2770	// is called on the GUI thread, will make it unresponsive. We should
2771	// check the machine state here (by enclosing the check and VMRequCall
2772	// within the Console lock to make it atomic).
2773
2774	LogRelFlowFunc(("address=%p, width=%d, height=%d\n",
2775	address, width, height));
2776
2777	CheckComArgNotNull(address);
2778	CheckComArgExpr(width, width != 0);
2779	CheckComArgExpr(height, height != 0);
2780
2781	/* Do not allow too large screenshots. This also filters out negative
2782	* values passed as either 'width' or 'height'.
2783	*/
2784	CheckComArgExpr(width, width <= 32767);
2785	CheckComArgExpr(height, height <= 32767);
2786
2787	AutoCaller autoCaller(this);
2788	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2789
2790	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2791
2792	if (!mpDrv)
2793	return E_FAIL;
2794
2795	Console::SafeVMPtr ptrVM(mParent);
2796	if (!ptrVM.isOk())
2797	return ptrVM.rc();
2798
2799	HRESULT rc = S_OK;
2800
2801	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
2802
2803	/* Release lock because other thread (EMT) is called and it may initiate a resize
2804	* which also needs lock.
2805	*
2806	* This method does not need the lock anymore.
2807	*/
2808	alock.release();
2809
2810	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, address, width, height);
2811
2812	if (vrc == VERR_NOT_IMPLEMENTED)
2813	rc = setError(E_NOTIMPL,
2814	tr("This feature is not implemented"));
2815	else if (vrc == VERR_TRY_AGAIN)
2816	rc = setError(E_UNEXPECTED,
2817	tr("This feature is not available at this time"));
2818	else if (RT_FAILURE(vrc))
2819	rc = setError(VBOX_E_IPRT_ERROR,
2820	tr("Could not take a screenshot (%Rrc)"), vrc);
2821
2822	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2823	return rc;
2824	}
2825
2826	STDMETHODIMP Display::TakeScreenShotToArray(ULONG aScreenId, ULONG width, ULONG height,
2827	ComSafeArrayOut(BYTE, aScreenData))
2828	{
2829	LogRelFlowFunc(("width=%d, height=%d\n", width, height));
2830
2831	CheckComArgOutSafeArrayPointerValid(aScreenData);
2832	CheckComArgExpr(width, width != 0);
2833	CheckComArgExpr(height, height != 0);
2834
2835	/* Do not allow too large screenshots. This also filters out negative
2836	* values passed as either 'width' or 'height'.
2837	*/
2838	CheckComArgExpr(width, width <= 32767);
2839	CheckComArgExpr(height, height <= 32767);
2840
2841	AutoCaller autoCaller(this);
2842	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2843
2844	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2845
2846	if (!mpDrv)
2847	return E_FAIL;
2848
2849	Console::SafeVMPtr ptrVM(mParent);
2850	if (!ptrVM.isOk())
2851	return ptrVM.rc();
2852
2853	HRESULT rc = S_OK;
2854
2855	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
2856
2857	/* Release lock because other thread (EMT) is called and it may initiate a resize
2858	* which also needs lock.
2859	*
2860	* This method does not need the lock anymore.
2861	*/
2862	alock.release();
2863
2864	size_t cbData = width * 4 * height;
2865	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbData);
2866
2867	if (!pu8Data)
2868	return E_OUTOFMEMORY;
2869
2870	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, pu8Data, width, height);
2871
2872	if (RT_SUCCESS(vrc))
2873	{
2874	/* Convert pixels to format expected by the API caller: [0] R, [1] G, [2] B, [3] A. */
2875	uint8_t *pu8 = pu8Data;
2876	unsigned cPixels = width * height;
2877	while (cPixels)
2878	{
2879	uint8_t u8 = pu8[0];
2880	pu8[0] = pu8[2];
2881	pu8[2] = u8;
2882	pu8[3] = 0xff;
2883	cPixels--;
2884	pu8 += 4;
2885	}
2886
2887	com::SafeArray<BYTE> screenData(cbData);
2888	screenData.initFrom(pu8Data, cbData);
2889	screenData.detachTo(ComSafeArrayOutArg(aScreenData));
2890	}
2891	else if (vrc == VERR_NOT_IMPLEMENTED)
2892	rc = setError(E_NOTIMPL,
2893	tr("This feature is not implemented"));
2894	else
2895	rc = setError(VBOX_E_IPRT_ERROR,
2896	tr("Could not take a screenshot (%Rrc)"), vrc);
2897
2898	RTMemFree(pu8Data);
2899
2900	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2901	return rc;
2902	}
2903
2904	STDMETHODIMP Display::TakeScreenShotPNGToArray(ULONG aScreenId, ULONG width, ULONG height,
2905	ComSafeArrayOut(BYTE, aScreenData))
2906	{
2907	LogRelFlowFunc(("width=%d, height=%d\n", width, height));
2908
2909	CheckComArgOutSafeArrayPointerValid(aScreenData);
2910	CheckComArgExpr(width, width != 0);
2911	CheckComArgExpr(height, height != 0);
2912
2913	/* Do not allow too large screenshots. This also filters out negative
2914	* values passed as either 'width' or 'height'.
2915	*/
2916	CheckComArgExpr(width, width <= 32767);
2917	CheckComArgExpr(height, height <= 32767);
2918
2919	AutoCaller autoCaller(this);
2920	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2921
2922	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2923
2924	CHECK_CONSOLE_DRV(mpDrv);
2925
2926	Console::SafeVMPtr ptrVM(mParent);
2927	if (!ptrVM.isOk())
2928	return ptrVM.rc();
2929
2930	HRESULT rc = S_OK;
2931
2932	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
2933
2934	/* Release lock because other thread (EMT) is called and it may initiate a resize
2935	* which also needs lock.
2936	*
2937	* This method does not need the lock anymore.
2938	*/
2939	alock.release();
2940
2941	size_t cbData = width * 4 * height;
2942	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbData);
2943
2944	if (!pu8Data)
2945	return E_OUTOFMEMORY;
2946
2947	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, pu8Data, width, height);
2948
2949	if (RT_SUCCESS(vrc))
2950	{
2951	uint8_t *pu8PNG = NULL;
2952	uint32_t cbPNG = 0;
2953	uint32_t cxPNG = 0;
2954	uint32_t cyPNG = 0;
2955
2956	vrc = DisplayMakePNG(pu8Data, width, height, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2957	if (RT_SUCCESS(vrc))
2958	{
2959	com::SafeArray<BYTE> screenData(cbPNG);
2960	screenData.initFrom(pu8PNG, cbPNG);
2961	if (pu8PNG)
2962	RTMemFree(pu8PNG);
2963
2964	screenData.detachTo(ComSafeArrayOutArg(aScreenData));
2965	}
2966	else
2967	{
2968	if (pu8PNG)
2969	RTMemFree(pu8PNG);
2970	rc = setError(VBOX_E_IPRT_ERROR,
2971	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2972	}
2973	}
2974	else if (vrc == VERR_NOT_IMPLEMENTED)
2975	rc = setError(E_NOTIMPL,
2976	tr("This feature is not implemented"));
2977	else
2978	rc = setError(VBOX_E_IPRT_ERROR,
2979	tr("Could not take a screenshot (%Rrc)"), vrc);
2980
2981	RTMemFree(pu8Data);
2982
2983	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2984	return rc;
2985	}
2986
2987	int Display::VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2988	{
2989	#ifdef VBOX_WITH_VPX
2990	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2991	for (unsigned i = 0; i < Screens.size(); i++)
2992	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2993	return VINF_SUCCESS;
2994	#else
2995	return VERR_NOT_IMPLEMENTED;
2996	#endif
2997	}
2998
2999	/**
3000	* Start video capturing. Does nothing if capturing is already active.
3001	*/
3002	int Display::VideoCaptureStart()
3003	{
3004	#ifdef VBOX_WITH_VPX
3005	if (VideoRecIsEnabled(mpVideoRecCtx))
3006	return VINF_SUCCESS;
3007
3008	int rc = VideoRecContextCreate(&mpVideoRecCtx, mcMonitors);
3009	if (RT_FAILURE(rc))
3010	{
3011	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
3012	return rc;
3013	}
3014	ComPtr<IMachine> pMachine = mParent->i_machine();
3015	com::SafeArray<BOOL> screens;
3016	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
3017	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3018	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
3019	maVideoRecEnabled[i] = i < screens.size() && screens[i];
3020	ULONG ulWidth;
3021	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
3022	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3023	ULONG ulHeight;
3024	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
3025	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3026	ULONG ulRate;
3027	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
3028	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3029	ULONG ulFPS;
3030	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
3031	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3032	BSTR strFile;
3033	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
3034	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3035	RTTIMESPEC ts;
3036	RTTimeNow(&ts);
3037	RTTIME time;
3038	RTTimeExplode(&time, &ts);
3039	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
3040	{
3041	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
3042	char *pszSuff = RTPathSuffix(pszAbsPath);
3043	if (pszSuff)
3044	pszSuff = RTStrDup(pszSuff);
3045	RTPathStripSuffix(pszAbsPath);
3046	if (!pszAbsPath)
3047	rc = VERR_INVALID_PARAMETER;
3048	if (!pszSuff)
3049	pszSuff = RTStrDup(".webm");
3050	char *pszName = NULL;
3051	if (RT_SUCCESS(rc))
3052	{
3053	if (mcMonitors > 1)
3054	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
3055	else
3056	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
3057	}
3058	if (RT_SUCCESS(rc))
3059	{
3060	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
3061	pszName, ulWidth, ulHeight, ulRate, ulFPS);
3062	if (rc == VERR_ALREADY_EXISTS)
3063	{
3064	RTStrFree(pszName);
3065	pszName = NULL;
3066
3067	if (mcMonitors > 1)
3068	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
3069	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
3070	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
3071	uScreen+1, pszSuff);
3072	else
3073	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
3074	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
3075	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
3076	pszSuff);
3077	if (RT_SUCCESS(rc))
3078	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
3079	pszName, ulWidth, ulHeight, ulRate, ulFPS);
3080	}
3081	}
3082
3083	if (RT_SUCCESS(rc))
3084	LogRel(("WebM/VP8 video recording screen #%u with %ux%u @ %u kbps, %u fps to '%s' enabled.\n",
3085	uScreen, ulWidth, ulHeight, ulRate, ulFPS, pszName));
3086	else
3087	LogRel(("Failed to initialize video recording context #%u (%Rrc)!\n", uScreen, rc));
3088	RTStrFree(pszName);
3089	RTStrFree(pszSuff);
3090	RTStrFree(pszAbsPath);
3091	}
3092	return rc;
3093	#else
3094	return VERR_NOT_IMPLEMENTED;
3095	#endif
3096	}
3097
3098	/**
3099	* Stop video capturing. Does nothing if video capturing is not active.
3100	*/
3101	void Display::VideoCaptureStop()
3102	{
3103	#ifdef VBOX_WITH_VPX
3104	if (VideoRecIsEnabled(mpVideoRecCtx))
3105	LogRel(("WebM/VP8 video recording stopped.\n"));
3106	VideoRecContextClose(mpVideoRecCtx);
3107	mpVideoRecCtx = NULL;
3108	#endif
3109	}
3110
3111	int Display::drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
3112	ULONG x, ULONG y, ULONG width, ULONG height)
3113	{
3114	int rc = VINF_SUCCESS;
3115
3116	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
3117
3118	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3119	{
3120	Assert(!pDisplay->vbvaLockIsOwner());
3121	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
3122	}
3123	else if (aScreenId < pDisplay->mcMonitors)
3124	{
3125	/* Copy the bitmap to the guest VRAM. */
3126	const uint8_t *pu8Src = address;
3127	int32_t xSrc = 0;
3128	int32_t ySrc = 0;
3129	uint32_t u32SrcWidth = width;
3130	uint32_t u32SrcHeight = height;
3131	uint32_t u32SrcLineSize = width * 4;
3132	uint32_t u32SrcBitsPerPixel = 32;
3133
3134	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
3135	int32_t xDst = x;
3136	int32_t yDst = y;
3137	uint32_t u32DstWidth = pFBInfo->w;
3138	uint32_t u32DstHeight = pFBInfo->h;
3139	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
3140	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
3141
3142	Assert(!pDisplay->vbvaLockIsOwner());
3143	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3144	width, height,
3145	pu8Src,
3146	xSrc, ySrc,
3147	u32SrcWidth, u32SrcHeight,
3148	u32SrcLineSize, u32SrcBitsPerPixel,
3149	pu8Dst,
3150	xDst, yDst,
3151	u32DstWidth, u32DstHeight,
3152	u32DstLineSize, u32DstBitsPerPixel);
3153	if (RT_SUCCESS(rc))
3154	{
3155	if (!pFBInfo->pSourceBitmap.isNull())
3156	{
3157	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
3158	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
3159	*/
3160	if ( pFBInfo->fDefaultFormat
3161	&& !pFBInfo->fDisabled)
3162	{
3163	BYTE *pAddress = NULL;
3164	ULONG ulWidth = 0;
3165	ULONG ulHeight = 0;
3166	ULONG ulBitsPerPixel = 0;
3167	ULONG ulBytesPerLine = 0;
3168	ULONG ulPixelFormat = 0;
3169
3170	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3171	&ulWidth,
3172	&ulHeight,
3173	&ulBitsPerPixel,
3174	&ulBytesPerLine,
3175	&ulPixelFormat);
3176	if (SUCCEEDED(hrc))
3177	{
3178	pu8Src = pFBInfo->pu8FramebufferVRAM;
3179	xSrc = x;
3180	ySrc = y;
3181	u32SrcWidth = pFBInfo->w;
3182	u32SrcHeight = pFBInfo->h;
3183	u32SrcLineSize = pFBInfo->u32LineSize;
3184	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3185
3186	/* Default format is 32 bpp. */
3187	pu8Dst = pAddress;
3188	xDst = xSrc;
3189	yDst = ySrc;
3190	u32DstWidth = u32SrcWidth;
3191	u32DstHeight = u32SrcHeight;
3192	u32DstLineSize = u32DstWidth * 4;
3193	u32DstBitsPerPixel = 32;
3194
3195	Assert(!pDisplay->vbvaLockIsOwner());
3196	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3197	width, height,
3198	pu8Src,
3199	xSrc, ySrc,
3200	u32SrcWidth, u32SrcHeight,
3201	u32SrcLineSize, u32SrcBitsPerPixel,
3202	pu8Dst,
3203	xDst, yDst,
3204	u32DstWidth, u32DstHeight,
3205	u32DstLineSize, u32DstBitsPerPixel);
3206	}
3207	}
3208	}
3209
3210	pDisplay->handleDisplayUpdate(aScreenId, x, y, width, height);
3211	}
3212	}
3213	else
3214	{
3215	rc = VERR_INVALID_PARAMETER;
3216	}
3217
3218	if (RT_SUCCESS(rc))
3219	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
3220
3221	return rc;
3222	}
3223
3224	STDMETHODIMP Display::DrawToScreen(ULONG aScreenId, BYTE *address,
3225	ULONG x, ULONG y, ULONG width, ULONG height)
3226	{
3227	/// @todo (r=dmik) this function may take too long to complete if the VM
3228	// is doing something like saving state right now. Which, in case if it
3229	// is called on the GUI thread, will make it unresponsive. We should
3230	// check the machine state here (by enclosing the check and VMRequCall
3231	// within the Console lock to make it atomic).
3232
3233	LogRelFlowFunc(("address=%p, x=%d, y=%d, width=%d, height=%d\n",
3234	(void *)address, x, y, width, height));
3235
3236	CheckComArgNotNull(address);
3237	CheckComArgExpr(width, width != 0);
3238	CheckComArgExpr(height, height != 0);
3239
3240	AutoCaller autoCaller(this);
3241	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3242
3243	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3244
3245	CHECK_CONSOLE_DRV(mpDrv);
3246
3247	Console::SafeVMPtr ptrVM(mParent);
3248	if (!ptrVM.isOk())
3249	return ptrVM.rc();
3250
3251	/* Release lock because the call scheduled on EMT may also try to take it. */
3252	alock.release();
3253
3254	/*
3255	* Again we're lazy and make the graphics device do all the
3256	* dirty conversion work.
3257	*/
3258	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::drawToScreenEMT, 7,
3259	this, aScreenId, address, x, y, width, height);
3260
3261	/*
3262	* If the function returns not supported, we'll have to do all the
3263	* work ourselves using the framebuffer.
3264	*/
3265	HRESULT rc = S_OK;
3266	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
3267	{
3268	/** @todo implement generic fallback for screen blitting. */
3269	rc = E_NOTIMPL;
3270	}
3271	else if (RT_FAILURE(rcVBox))
3272	rc = setError(VBOX_E_IPRT_ERROR,
3273	tr("Could not draw to the screen (%Rrc)"), rcVBox);
3274	//@todo
3275	// else
3276	// {
3277	// /* All ok. Redraw the screen. */
3278	// handleDisplayUpdate (x, y, width, height);
3279	// }
3280
3281	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3282	return rc;
3283	}
3284
3285	void Display::InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
3286	{
3287	unsigned uScreenId;
3288	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
3289	{
3290	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3291
3292	if ( !pFBInfo->fVBVAEnabled
3293	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3294	{
3295	Assert(!pDisplay->vbvaLockIsOwner());
3296	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort);
3297	}
3298	else
3299	{
3300	if (!pFBInfo->fDisabled)
3301	{
3302	/* Render complete VRAM screen to the framebuffer.
3303	* When framebuffer uses VRAM directly, just notify it to update.
3304	*/
3305	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
3306	{
3307	BYTE *pAddress = NULL;
3308	ULONG ulWidth = 0;
3309	ULONG ulHeight = 0;
3310	ULONG ulBitsPerPixel = 0;
3311	ULONG ulBytesPerLine = 0;
3312	ULONG ulPixelFormat = 0;
3313
3314	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3315	&ulWidth,
3316	&ulHeight,
3317	&ulBitsPerPixel,
3318	&ulBytesPerLine,
3319	&ulPixelFormat);
3320	if (SUCCEEDED(hrc))
3321	{
3322	uint32_t width = pFBInfo->w;
3323	uint32_t height = pFBInfo->h;
3324
3325	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3326	int32_t xSrc = 0;
3327	int32_t ySrc = 0;
3328	uint32_t u32SrcWidth = pFBInfo->w;
3329	uint32_t u32SrcHeight = pFBInfo->h;
3330	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3331	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3332
3333	/* Default format is 32 bpp. */
3334	uint8_t *pu8Dst = pAddress;
3335	int32_t xDst = xSrc;
3336	int32_t yDst = ySrc;
3337	uint32_t u32DstWidth = u32SrcWidth;
3338	uint32_t u32DstHeight = u32SrcHeight;
3339	uint32_t u32DstLineSize = u32DstWidth * 4;
3340	uint32_t u32DstBitsPerPixel = 32;
3341
3342	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
3343	* implies resize of Framebuffer is in progress and
3344	* copyrect should not be called.
3345	*/
3346	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
3347	{
3348
3349	Assert(!pDisplay->vbvaLockIsOwner());
3350	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3351	width, height,
3352	pu8Src,
3353	xSrc, ySrc,
3354	u32SrcWidth, u32SrcHeight,
3355	u32SrcLineSize, u32SrcBitsPerPixel,
3356	pu8Dst,
3357	xDst, yDst,
3358	u32DstWidth, u32DstHeight,
3359	u32DstLineSize, u32DstBitsPerPixel);
3360	}
3361	}
3362	}
3363
3364	pDisplay->handleDisplayUpdate (uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
3365	}
3366	}
3367	if (!fUpdateAll)
3368	break;
3369	}
3370	}
3371
3372	/**
3373	* Does a full invalidation of the VM display and instructs the VM
3374	* to update it immediately.
3375	*
3376	* @returns COM status code
3377	*/
3378	STDMETHODIMP Display::InvalidateAndUpdate()
3379	{
3380	LogRelFlowFunc(("\n"));
3381
3382	AutoCaller autoCaller(this);
3383	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3384
3385	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3386
3387	CHECK_CONSOLE_DRV(mpDrv);
3388
3389	Console::SafeVMPtr ptrVM(mParent);
3390	if (!ptrVM.isOk())
3391	return ptrVM.rc();
3392
3393	HRESULT rc = S_OK;
3394
3395	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
3396
3397	/* Have to release the lock when calling EMT. */
3398	alock.release();
3399
3400	/* pdm.h says that this has to be called from the EMT thread */
3401	int rcVBox = VMR3ReqCallVoidWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::InvalidateAndUpdateEMT,
3402	3, this, 0, true);
3403	alock.acquire();
3404
3405	if (RT_FAILURE(rcVBox))
3406	rc = setError(VBOX_E_IPRT_ERROR,
3407	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
3408
3409	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3410	return rc;
3411	}
3412
3413	STDMETHODIMP Display::CompleteVHWACommand(BYTE *pCommand)
3414	{
3415	#ifdef VBOX_WITH_VIDEOHWACCEL
3416	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)pCommand);
3417	return S_OK;
3418	#else
3419	return E_NOTIMPL;
3420	#endif
3421	}
3422
3423	STDMETHODIMP Display::ViewportChanged(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3424	{
3425	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3426
3427	if (mcMonitors <= aScreenId)
3428	{
3429	AssertMsgFailed(("invalid screen id\n"));
3430	return E_INVALIDARG;
3431	}
3432
3433	BOOL is3denabled;
3434	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3435
3436	if (is3denabled)
3437	{
3438	int rc = crViewportNotify(aScreenId, x, y, width, height);
3439	if (RT_FAILURE(rc))
3440	{
3441	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3442	pFb->pendingViewportInfo.fPending = true;
3443	pFb->pendingViewportInfo.x = x;
3444	pFb->pendingViewportInfo.y = y;
3445	pFb->pendingViewportInfo.width = width;
3446	pFb->pendingViewportInfo.height = height;
3447	}
3448	}
3449	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3450	return S_OK;
3451	}
3452
3453	STDMETHODIMP Display::QuerySourceBitmap(ULONG aScreenId,
3454	IDisplaySourceBitmap **aDisplaySourceBitmap)
3455	{
3456	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3457
3458	AutoCaller autoCaller(this);
3459	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3460
3461	Console::SafeVMPtr ptrVM(mParent);
3462	if (!ptrVM.isOk())
3463	return ptrVM.rc();
3464
3465	bool fSetRenderVRAM = false;
3466	bool fInvalidate = false;
3467
3468	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3469
3470	if (aScreenId >= mcMonitors)
3471	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3472	aScreenId, mcMonitors);
3473
3474	if (!mfSourceBitmapEnabled)
3475	{
3476	*aDisplaySourceBitmap = NULL;
3477	return E_FAIL;
3478	}
3479
3480	HRESULT hr = S_OK;
3481
3482	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3483	if (pFBInfo->pSourceBitmap.isNull())
3484	{
3485	/* Create a new object. */
3486	ComObjPtr<DisplaySourceBitmap> obj;
3487	hr = obj.createObject();
3488	if (SUCCEEDED(hr))
3489	{
3490	hr = obj->init(this, aScreenId, pFBInfo);
3491	}
3492
3493	if (SUCCEEDED(hr))
3494	{
3495	bool fDefaultFormat = !obj->usesVRAM();
3496
3497	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3498	{
3499	/* Start buffer updates. */
3500	BYTE *pAddress = NULL;
3501	ULONG ulWidth = 0;
3502	ULONG ulHeight = 0;
3503	ULONG ulBitsPerPixel = 0;
3504	ULONG ulBytesPerLine = 0;
3505	ULONG ulPixelFormat = 0;
3506
3507	obj->QueryBitmapInfo(&pAddress,
3508	&ulWidth,
3509	&ulHeight,
3510	&ulBitsPerPixel,
3511	&ulBytesPerLine,
3512	&ulPixelFormat);
3513
3514	mpDrv->IConnector.pu8Data = pAddress;
3515	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3516	mpDrv->IConnector.cBits = ulBitsPerPixel;
3517	mpDrv->IConnector.cx = ulWidth;
3518	mpDrv->IConnector.cy = ulHeight;
3519
3520	fSetRenderVRAM = fDefaultFormat;
3521	}
3522
3523	/* Make sure that the bitmap contains the latest image. */
3524	fInvalidate = fDefaultFormat;
3525
3526	pFBInfo->pSourceBitmap = obj;
3527	pFBInfo->fDefaultFormat = fDefaultFormat;
3528	}
3529	}
3530
3531	if (SUCCEEDED(hr))
3532	{
3533	pFBInfo->pSourceBitmap->AddRef();
3534	*aDisplaySourceBitmap = pFBInfo->pSourceBitmap;
3535	}
3536
3537	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3538	alock.release();
3539
3540	if (SUCCEEDED(hr))
3541	{
3542	if (fSetRenderVRAM)
3543	{
3544	Assert(!vbvaLockIsOwner());
3545	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3546	}
3547
3548	if (fInvalidate)
3549	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::InvalidateAndUpdateEMT,
3550	3, this, aScreenId, false);
3551	}
3552
3553	LogRelFlowFunc(("%Rhrc\n", hr));
3554	return hr;
3555	}
3556
3557	STDMETHODIMP Display::SetFramebufferUpdateMode(ULONG aScreenId,
3558	FramebufferUpdateMode_T aFramebufferUpdateMode)
3559	{
3560	LogRelFlowFunc(("aScreenId %d, aFramebufferUpdateMode %d\n", aScreenId, aFramebufferUpdateMode));
3561
3562	AutoCaller autoCaller(this);
3563	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3564
3565	HRESULT hr = S_OK;
3566
3567	/* Prepare without taking a lock. API has it's own locking. */
3568	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3569	if (aFramebufferUpdateMode == FramebufferUpdateMode_NotifyUpdateImage)
3570	{
3571	/* A source bitmap will be needed. */
3572	hr = QuerySourceBitmap(aScreenId, pSourceBitmap.asOutParam());
3573	}
3574
3575	if (FAILED(hr))
3576	return hr;
3577
3578	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3579
3580	if (aScreenId >= mcMonitors)
3581	return setError(E_INVALIDARG, tr("SetFramebufferUpdateMode: Invalid screen %d (total %d)"),
3582	aScreenId, mcMonitors);
3583
3584	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3585
3586	/* Reset the update mode. */
3587	pFBInfo->updateImage.pSourceBitmap.setNull();
3588	pFBInfo->updateImage.pu8Address = NULL;
3589	pFBInfo->updateImage.cbLine = 0;
3590
3591	if (aFramebufferUpdateMode == FramebufferUpdateMode_NotifyUpdateImage)
3592	{
3593	BYTE *pAddress = NULL;
3594	ULONG ulWidth = 0;
3595	ULONG ulHeight = 0;
3596	ULONG ulBitsPerPixel = 0;
3597	ULONG ulBytesPerLine = 0;
3598	ULONG ulPixelFormat = 0;
3599
3600	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
3601	&ulWidth,
3602	&ulHeight,
3603	&ulBitsPerPixel,
3604	&ulBytesPerLine,
3605	&ulPixelFormat);
3606	if (SUCCEEDED(hr))
3607	{
3608	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
3609	pFBInfo->updateImage.pu8Address = pAddress;
3610	pFBInfo->updateImage.cbLine = ulBytesPerLine;
3611	}
3612	}
3613
3614	pFBInfo->enmFramebufferUpdateMode = aFramebufferUpdateMode;
3615
3616	return S_OK;
3617	}
3618
3619
3620	// private methods
3621	/////////////////////////////////////////////////////////////////////////////
3622
3623	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3624	int Display::crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3625	{
3626	VMMDev *pVMMDev = mParent->i_getVMMDev();
3627	if (!pVMMDev)
3628	return VERR_INVALID_STATE;
3629
3630	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3631	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)alloca(cbData);
3632
3633	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3634	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3635
3636	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3637	pData->aParms[0].u.uint32 = aScreenId;
3638
3639	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3640	pData->aParms[1].u.uint32 = x;
3641
3642	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3643	pData->aParms[2].u.uint32 = y;
3644
3645	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3646	pData->aParms[3].u.uint32 = width;
3647
3648	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3649	pData->aParms[4].u.uint32 = height;
3650
3651	return crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, cbData);
3652	}
3653	#endif
3654
3655	#ifdef VBOX_WITH_CRHGSMI
3656	void Display::setupCrHgsmiData(void)
3657	{
3658	VMMDev *pVMMDev = mParent->i_getVMMDev();
3659	Assert(pVMMDev);
3660	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3661	AssertRC(rc);
3662
3663	if (pVMMDev)
3664	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3665	else
3666	rc = VERR_GENERAL_FAILURE;
3667
3668	if (RT_SUCCESS(rc))
3669	{
3670	Assert(mhCrOglSvc);
3671	/* setup command completion callback */
3672	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3673	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3674	Completion.Hdr.cbCmd = sizeof (Completion);
3675	Completion.hCompletion = mpDrv->pVBVACallbacks;
3676	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3677
3678	VBOXHGCMSVCPARM parm;
3679	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3680	parm.u.pointer.addr = &Completion;
3681	parm.u.pointer.size = 0;
3682
3683	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3684	if (RT_SUCCESS(rc))
3685	mCrOglCallbacks = Completion.MainInterface;
3686	else
3687	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed rc %d", rc));
3688	}
3689
3690	if (RT_FAILURE(rc))
3691	mhCrOglSvc = NULL;
3692
3693	RTCritSectRwLeaveExcl(&mCrOglLock);
3694	}
3695
3696	void Display::destructCrHgsmiData(void)
3697	{
3698	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3699	AssertRC(rc);
3700	mhCrOglSvc = NULL;
3701	RTCritSectRwLeaveExcl(&mCrOglLock);
3702	}
3703	#endif
3704
3705	/**
3706	* Handle display resize event issued by the VGA device for the primary screen.
3707	*
3708	* @see PDMIDISPLAYCONNECTOR::pfnResize
3709	*/
3710	DECLCALLBACK(int) Display::displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3711	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3712	{
3713	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3714	Display *pThis = pDrv->pDisplay;
3715
3716	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3717	bpp, pvVRAM, cbLine, cx, cy));
3718
3719	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3720	if (!f)
3721	{
3722	/* This is a result of recursive call when the source bitmap is being updated
3723	* during a VGA resize. Tell the VGA device to ignore the call.
3724	*
3725	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3726	* fail on resize.
3727	*/
3728	LogRel(("displayResizeCallback: already processing\n"));
3729	return VINF_VGA_RESIZE_IN_PROGRESS;
3730	}
3731
3732	int rc = pThis->handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3733
3734	/* Restore the flag. */
3735	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3736	AssertRelease(f);
3737
3738	return rc;
3739	}
3740
3741	/**
3742	* Handle display update.
3743	*
3744	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3745	*/
3746	DECLCALLBACK(void) Display::displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3747	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3748	{
3749	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3750
3751	#ifdef DEBUG_sunlover
3752	LogFlowFunc(("mfVideoAccelEnabled = %d, %d,%d %dx%d\n",
3753	pDrv->pDisplay->mfVideoAccelEnabled, x, y, cx, cy));
3754	#endif /* DEBUG_sunlover */
3755
3756	/* This call does update regardless of VBVA status.
3757	* But in VBVA mode this is called only as result of
3758	* pfnUpdateDisplayAll in the VGA device.
3759	*/
3760
3761	pDrv->pDisplay->handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3762	}
3763
3764	/**
3765	* Periodic display refresh callback.
3766	*
3767	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3768	* @thread EMT
3769	*/
3770	DECLCALLBACK(void) Display::displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3771	{
3772	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3773
3774	#ifdef DEBUG_sunlover_2
3775	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3776	pDrv->pDisplay->mfVideoAccelEnabled));
3777	#endif /* DEBUG_sunlover_2 */
3778
3779	Display *pDisplay = pDrv->pDisplay;
3780	unsigned uScreenId;
3781
3782	int rc = pDisplay->videoAccelRefreshProcess();
3783	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3784	{
3785	if (rc == VWRN_INVALID_STATE)
3786	{
3787	/* No VBVA do a display update. */
3788	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN];
3789	Assert(!pDisplay->vbvaLockIsOwner());
3790	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3791	}
3792
3793	/* Inform the VRDP server that the current display update sequence is
3794	* completed. At this moment the framebuffer memory contains a definite
3795	* image, that is synchronized with the orders already sent to VRDP client.
3796	* The server can now process redraw requests from clients or initial
3797	* fullscreen updates for new clients.
3798	*/
3799	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3800	{
3801	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3802
3803	Assert (pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3804	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate (uScreenId, NULL, 0);
3805	}
3806	}
3807
3808	#ifdef VBOX_WITH_VPX
3809	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3810	{
3811	do {
3812	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3813	BOOL is3denabled;
3814	pDisplay->mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3815	if (is3denabled)
3816	{
3817	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3818	{
3819	if (pDisplay->mCrOglCallbacks.pfnHasData())
3820	{
3821	/* submit */
3822	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3823
3824	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3825	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3826
3827	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3828	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3829	pData->aParms[0].u.pointer.size = sizeof (pDisplay->mCrOglScreenshotData);
3830	rc = pDisplay->crCtlSubmit(&pData->Hdr, sizeof (*pData), displayCrCmdFree, pData);
3831	if (!RT_SUCCESS(rc))
3832	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
3833	}
3834
3835	/* no 3D data available, or error has occured,
3836	* go the straight way */
3837	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3838	}
3839	else
3840	{
3841	/* record request is still in progress, don't do anything */
3842	break;
3843	}
3844	}
3845	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3846
3847	uint64_t u64Now = RTTimeProgramMilliTS();
3848	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3849	{
3850	if (!pDisplay->maVideoRecEnabled[uScreenId])
3851	continue;
3852
3853	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3854
3855	if ( !pFBInfo->pFramebuffer.isNull()
3856	&& !pFBInfo->fDisabled)
3857	{
3858	rc = VERR_NOT_SUPPORTED;
3859	if ( pFBInfo->fVBVAEnabled
3860	&& pFBInfo->pu8FramebufferVRAM)
3861	{
3862	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3863	FramebufferPixelFormat_FOURCC_RGB,
3864	pFBInfo->u16BitsPerPixel,
3865	pFBInfo->u32LineSize, pFBInfo->w, pFBInfo->h,
3866	pFBInfo->pu8FramebufferVRAM, u64Now);
3867	}
3868	else if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && pDrv->IConnector.pu8Data)
3869	{
3870	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3871	FramebufferPixelFormat_FOURCC_RGB,
3872	pDrv->IConnector.cBits,
3873	pDrv->IConnector.cbScanline, pDrv->IConnector.cx,
3874	pDrv->IConnector.cy, pDrv->IConnector.pu8Data, u64Now);
3875	}
3876	if (rc == VINF_TRY_AGAIN)
3877	break;
3878	}
3879	}
3880	} while (0);
3881	}
3882	#endif /* VBOX_WITH_VPX */
3883
3884	#ifdef DEBUG_sunlover_2
3885	LogFlowFunc(("leave\n"));
3886	#endif /* DEBUG_sunlover_2 */
3887	}
3888
3889	/**
3890	* Reset notification
3891	*
3892	* @see PDMIDISPLAYCONNECTOR::pfnReset
3893	*/
3894	DECLCALLBACK(void) Display::displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3895	{
3896	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3897
3898	LogRelFlowFunc(("\n"));
3899
3900	/* Disable VBVA mode. */
3901	pDrv->pDisplay->VideoAccelEnable (false, NULL);
3902	}
3903
3904	/**
3905	* LFBModeChange notification
3906	*
3907	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3908	*/
3909	DECLCALLBACK(void) Display::displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3910	{
3911	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3912
3913	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3914
3915	NOREF(fEnabled);
3916
3917	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3918	/* The LFBModeChange function is called under DevVGA lock. Postpone disabling VBVA, do it in the refresh timer. */
3919	ASMAtomicWriteU32(&pDrv->pDisplay->mfu32PendingVideoAccelDisable, true);
3920	}
3921
3922	/**
3923	* Adapter information change notification.
3924	*
3925	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3926	*/
3927	DECLCALLBACK(void) Display::displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3928	uint32_t u32VRAMSize)
3929	{
3930	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3931
3932	if (pvVRAM == NULL)
3933	{
3934	unsigned i;
3935	for (i = 0; i < pDrv->pDisplay->mcMonitors; i++)
3936	{
3937	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[i];
3938
3939	pFBInfo->u32Offset = 0;
3940	pFBInfo->u32MaxFramebufferSize = 0;
3941	pFBInfo->u32InformationSize = 0;
3942	}
3943	}
3944	#ifndef VBOX_WITH_HGSMI
3945	else
3946	{
3947	uint8_t pu8 = (uint8_t )pvVRAM;
3948	pu8 += u32VRAMSize - VBOX_VIDEO_ADAPTER_INFORMATION_SIZE;
3949
3950	// @todo
3951	uint8_t *pu8End = pu8 + VBOX_VIDEO_ADAPTER_INFORMATION_SIZE;
3952
3953	VBOXVIDEOINFOHDR *pHdr;
3954
3955	for (;;)
3956	{
3957	pHdr = (VBOXVIDEOINFOHDR *)pu8;
3958	pu8 += sizeof (VBOXVIDEOINFOHDR);
3959
3960	if (pu8 >= pu8End)
3961	{
3962	LogRel(("VBoxVideo: Guest adapter information overflow!!!\n"));
3963	break;
3964	}
3965
3966	if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_DISPLAY)
3967	{
3968	if (pHdr->u16Length != sizeof (VBOXVIDEOINFODISPLAY))
3969	{
3970	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "DISPLAY", pHdr->u16Length));
3971	break;
3972	}
3973
3974	VBOXVIDEOINFODISPLAY pDisplay = (VBOXVIDEOINFODISPLAY )pu8;
3975
3976	if (pDisplay->u32Index >= pDrv->pDisplay->mcMonitors)
3977	{
3978	LogRel(("VBoxVideo: Guest adapter information invalid display index %d!!!\n", pDisplay->u32Index));
3979	break;
3980	}
3981
3982	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[pDisplay->u32Index];
3983
3984	pFBInfo->u32Offset = pDisplay->u32Offset;
3985	pFBInfo->u32MaxFramebufferSize = pDisplay->u32FramebufferSize;
3986	pFBInfo->u32InformationSize = pDisplay->u32InformationSize;
3987
3988	LogRelFlow(("VBOX_VIDEO_INFO_TYPE_DISPLAY: %d: at 0x%08X, size 0x%08X, info 0x%08X\n", pDisplay->u32Index,
3989	pDisplay->u32Offset, pDisplay->u32FramebufferSize, pDisplay->u32InformationSize));
3990	}
3991	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_QUERY_CONF32)
3992	{
3993	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOQUERYCONF32))
3994	{
3995	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "CONF32", pHdr->u16Length));
3996	break;
3997	}
3998
3999	VBOXVIDEOINFOQUERYCONF32 pConf32 = (VBOXVIDEOINFOQUERYCONF32 )pu8;
4000
4001	switch (pConf32->u32Index)
4002	{
4003	case VBOX_VIDEO_QCI32_MONITOR_COUNT:
4004	{
4005	pConf32->u32Value = pDrv->pDisplay->mcMonitors;
4006	} break;
4007
4008	case VBOX_VIDEO_QCI32_OFFSCREEN_HEAP_SIZE:
4009	{
4010	/* @todo make configurable. */
4011	pConf32->u32Value = _1M;
4012	} break;
4013
4014	default:
4015	LogRel(("VBoxVideo: CONF32 %d not supported!!! Skipping.\n", pConf32->u32Index));
4016	}
4017	}
4018	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_END)
4019	{
4020	if (pHdr->u16Length != 0)
4021	{
4022	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "END", pHdr->u16Length));
4023	break;
4024	}
4025
4026	break;
4027	}
4028	else if (pHdr->u8Type != VBOX_VIDEO_INFO_TYPE_NV_HEAP)
4029	{
4030	/** @todo why is Additions/WINNT/Graphics/Miniport/VBoxVideo. cpp pushing this to us? */
4031	LogRel(("Guest adapter information contains unsupported type %d. The block has been skipped.\n", pHdr->u8Type));
4032	}
4033
4034	pu8 += pHdr->u16Length;
4035	}
4036	}
4037	#endif /* !VBOX_WITH_HGSMI */
4038	}
4039
4040	/**
4041	* Display information change notification.
4042	*
4043	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
4044	*/
4045	DECLCALLBACK(void) Display::displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, unsigned uScreenId)
4046	{
4047	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4048
4049	if (uScreenId >= pDrv->pDisplay->mcMonitors)
4050	{
4051	LogRel(("VBoxVideo: Guest display information invalid display index %d!!!\n", uScreenId));
4052	return;
4053	}
4054
4055	/* Get the display information structure. */
4056	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[uScreenId];
4057
4058	uint8_t pu8 = (uint8_t )pvVRAM;
4059	pu8 += pFBInfo->u32Offset + pFBInfo->u32MaxFramebufferSize;
4060
4061	// @todo
4062	uint8_t *pu8End = pu8 + pFBInfo->u32InformationSize;
4063
4064	VBOXVIDEOINFOHDR *pHdr;
4065
4066	for (;;)
4067	{
4068	pHdr = (VBOXVIDEOINFOHDR *)pu8;
4069	pu8 += sizeof (VBOXVIDEOINFOHDR);
4070
4071	if (pu8 >= pu8End)
4072	{
4073	LogRel(("VBoxVideo: Guest display information overflow!!!\n"));
4074	break;
4075	}
4076
4077	if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_SCREEN)
4078	{
4079	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOSCREEN))
4080	{
4081	LogRel(("VBoxVideo: Guest display information %s invalid length %d!!!\n", "SCREEN", pHdr->u16Length));
4082	break;
4083	}
4084
4085	VBOXVIDEOINFOSCREEN pScreen = (VBOXVIDEOINFOSCREEN )pu8;
4086
4087	pFBInfo->xOrigin = pScreen->xOrigin;
4088	pFBInfo->yOrigin = pScreen->yOrigin;
4089
4090	pFBInfo->w = pScreen->u16Width;
4091	pFBInfo->h = pScreen->u16Height;
4092
4093	LogRelFlow(("VBOX_VIDEO_INFO_TYPE_SCREEN: (%p) %d: at %d,%d, linesize 0x%X, size %dx%d, bpp %d, flags 0x%02X\n",
4094	pHdr, uScreenId, pScreen->xOrigin, pScreen->yOrigin, pScreen->u32LineSize, pScreen->u16Width,
4095	pScreen->u16Height, pScreen->bitsPerPixel, pScreen->u8Flags));
4096
4097	if (uScreenId != VBOX_VIDEO_PRIMARY_SCREEN)
4098	{
4099	/* Primary screen resize is eeeeeeeee by the VGA device. */
4100	if (pFBInfo->fDisabled)
4101	{
4102	pFBInfo->fDisabled = false;
4103	fireGuestMonitorChangedEvent(pDrv->pDisplay->mParent->i_getEventSource(),
4104	GuestMonitorChangedEventType_Enabled,
4105	uScreenId,
4106	pFBInfo->xOrigin, pFBInfo->yOrigin,
4107	pFBInfo->w, pFBInfo->h);
4108	}
4109
4110	pDrv->pDisplay->handleDisplayResize(uScreenId, pScreen->bitsPerPixel,
4111	(uint8_t *)pvVRAM + pFBInfo->u32Offset,
4112	pScreen->u32LineSize,
4113	pScreen->u16Width, pScreen->u16Height,
4114	VBVA_SCREEN_F_ACTIVE);
4115	}
4116	}
4117	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_END)
4118	{
4119	if (pHdr->u16Length != 0)
4120	{
4121	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "END", pHdr->u16Length));
4122	break;
4123	}
4124
4125	break;
4126	}
4127	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_HOST_EVENTS)
4128	{
4129	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOHOSTEVENTS))
4130	{
4131	LogRel(("VBoxVideo: Guest display information %s invalid length %d!!!\n", "HOST_EVENTS", pHdr->u16Length));
4132	break;
4133	}
4134
4135	VBOXVIDEOINFOHOSTEVENTS pHostEvents = (VBOXVIDEOINFOHOSTEVENTS )pu8;
4136
4137	pFBInfo->pHostEvents = pHostEvents;
4138
4139	LogFlow(("VBOX_VIDEO_INFO_TYPE_HOSTEVENTS: (%p)\n",
4140	pHostEvents));
4141	}
4142	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_LINK)
4143	{
4144	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOLINK))
4145	{
4146	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "LINK", pHdr->u16Length));
4147	break;
4148	}
4149
4150	VBOXVIDEOINFOLINK pLink = (VBOXVIDEOINFOLINK )pu8;
4151	pu8 += pLink->i32Offset;
4152	}
4153	else
4154	{
4155	LogRel(("Guest display information contains unsupported type %d\n", pHdr->u8Type));
4156	}
4157
4158	pu8 += pHdr->u16Length;
4159	}
4160	}
4161
4162	#ifdef VBOX_WITH_VIDEOHWACCEL
4163
4164	#ifndef S_FALSE
4165	# define S_FALSE ((HRESULT)1L)
4166	#endif
4167
4168	int Display::handleVHWACommandProcess(PVBOXVHWACMD pCommand)
4169	{
4170	unsigned id = (unsigned)pCommand->iDisplay;
4171	int rc = VINF_SUCCESS;
4172	if (id >= mcMonitors)
4173	return VERR_INVALID_PARAMETER;
4174
4175	ComPtr<IFramebuffer> pFramebuffer;
4176	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
4177	pFramebuffer = maFramebuffers[id].pFramebuffer;
4178	arlock.release();
4179
4180	if (pFramebuffer == NULL)
4181	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
4182
4183	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
4184	if (hr == S_FALSE)
4185	return VINF_SUCCESS;
4186	else if (SUCCEEDED(hr))
4187	return VINF_CALLBACK_RETURN;
4188	else if (hr == E_ACCESSDENIED)
4189	return VERR_INVALID_STATE; /* notify we can not handle request atm */
4190	else if (hr == E_NOTIMPL)
4191	return VERR_NOT_IMPLEMENTED;
4192	return VERR_GENERAL_FAILURE;
4193	}
4194
4195	DECLCALLBACK(int) Display::displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
4196	{
4197	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4198
4199	return pDrv->pDisplay->handleVHWACommandProcess(pCommand);
4200	}
4201	#endif
4202
4203	#ifdef VBOX_WITH_CRHGSMI
4204	void Display::handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4205	{
4206	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
4207	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
4208	}
4209
4210	void Display::handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4211	{
4212	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
4213	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
4214	}
4215
4216	void Display::handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
4217	{
4218	int rc = VERR_NOT_SUPPORTED;
4219	VBOXHGCMSVCPARM parm;
4220	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4221	parm.u.pointer.addr = pCmd;
4222	parm.u.pointer.size = cbCmd;
4223
4224	if (mhCrOglSvc)
4225	{
4226	VMMDev *pVMMDev = mParent->i_getVMMDev();
4227	if (pVMMDev)
4228	{
4229	/* no completion callback is specified with this call,
4230	* the CrOgl code will complete the CrHgsmi command once it processes it */
4231	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
4232	AssertRC(rc);
4233	if (RT_SUCCESS(rc))
4234	return;
4235	}
4236	else
4237	rc = VERR_INVALID_STATE;
4238	}
4239
4240	/* we are here because something went wrong with command processing, complete it */
4241	handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
4242	}
4243
4244	void Display::handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
4245	{
4246	int rc = VERR_NOT_SUPPORTED;
4247	VBOXHGCMSVCPARM parm;
4248	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4249	parm.u.pointer.addr = pCtl;
4250	parm.u.pointer.size = cbCtl;
4251
4252	if (mhCrOglSvc)
4253	{
4254	VMMDev *pVMMDev = mParent->i_getVMMDev();
4255	if (pVMMDev)
4256	{
4257	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
4258	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
4259	Display::displayCrHgsmiControlCompletion, this);
4260	AssertRC(rc);
4261	if (RT_SUCCESS(rc))
4262	{
4263	if (fCheckPendingViewport)
4264	{
4265	ULONG ul;
4266	for (ul = 0; ul < mcMonitors; ul++)
4267	{
4268	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
4269	if (!pFb->pendingViewportInfo.fPending)
4270	continue;
4271
4272	rc = crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
4273	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
4274	if (RT_SUCCESS(rc))
4275	pFb->pendingViewportInfo.fPending = false;
4276	else
4277	{
4278	AssertMsgFailed(("crViewportNotify failed %d\n", rc));
4279	rc = VINF_SUCCESS;
4280	}
4281	}
4282	}
4283	return;
4284	}
4285	}
4286	else
4287	rc = VERR_INVALID_STATE;
4288	}
4289
4290	/* we are here because something went wrong with command processing, complete it */
4291	handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
4292	}
4293
4294	DECLCALLBACK(void) Display::displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
4295	uint32_t cbCmd)
4296	{
4297	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4298
4299	pDrv->pDisplay->handleCrHgsmiCommandProcess(pCmd, cbCmd);
4300	}
4301
4302	DECLCALLBACK(void) Display::displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
4303	uint32_t cbCmd)
4304	{
4305	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4306
4307	pDrv->pDisplay->handleCrHgsmiControlProcess(pCmd, cbCmd);
4308	}
4309
4310	DECLCALLBACK(void) Display::displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4311	void *pvContext)
4312	{
4313	AssertMsgFailed(("not expected!"));
4314	Display pDisplay = (Display )pvContext;
4315	pDisplay->handleCrHgsmiCommandCompletion(result, u32Function, pParam);
4316	}
4317
4318	DECLCALLBACK(void) Display::displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4319	void *pvContext)
4320	{
4321	Display pDisplay = (Display )pvContext;
4322	pDisplay->handleCrHgsmiControlCompletion(result, u32Function, pParam);
4323
4324	}
4325	#endif
4326
4327	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4328	DECLCALLBACK(void) Display::displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4329	void *pvContext)
4330	{
4331	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
4332	if (pCmd->u.pfnInternal)
4333	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
4334	}
4335
4336	int Display::handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
4337	PFNCRCTLCOMPLETION pfnCompletion,
4338	void *pvCompletion)
4339	{
4340	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
4341	if (!pVMMDev)
4342	{
4343	AssertMsgFailed(("no vmmdev\n"));
4344	return VERR_INVALID_STATE;
4345	}
4346
4347	Assert(mhCrOglSvc);
4348	VBOXHGCMSVCPARM parm;
4349	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4350	parm.u.pointer.addr = pCmd;
4351	parm.u.pointer.size = cbCmd;
4352
4353	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
4354	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, displayCrHgcmCtlSubmitCompletion,
4355	pvCompletion);
4356	if (!RT_SUCCESS(rc))
4357	AssertMsgFailed(("hgcmHostFastCallAsync failed rc %d\n", rc));
4358
4359	return rc;
4360	}
4361
4362	DECLCALLBACK(int) Display::displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
4363	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
4364	PFNCRCTLCOMPLETION pfnCompletion,
4365	void *pvCompletion)
4366	{
4367	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4368	Display *pThis = pDrv->pDisplay;
4369	return pThis->handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
4370	}
4371
4372	int Display::crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
4373	{
4374	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4375	if (RT_SUCCESS(rc))
4376	{
4377	if (mhCrOglSvc)
4378	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
4379	else
4380	rc = VERR_NOT_SUPPORTED;
4381
4382	RTCritSectRwLeaveShared(&mCrOglLock);
4383	}
4384	return rc;
4385	}
4386
4387	int Display::crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4388	{
4389	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4390	if (RT_SUCCESS(rc))
4391	{
4392	if (mhCrOglSvc)
4393	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
4394	else
4395	rc = VERR_NOT_SUPPORTED;
4396
4397	RTCritSectRwLeaveShared(&mCrOglLock);
4398	}
4399	return rc;
4400	}
4401
4402	int Display::crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4403	{
4404	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
4405	if (!pCmdCopy)
4406	{
4407	LogRel(("RTMemAlloc failed\n"));
4408	return VERR_NO_MEMORY;
4409	}
4410
4411	memcpy(pCmdCopy, pCmd, cbCmd);
4412
4413	int rc = crCtlSubmit(pCmdCopy, cbCmd, displayCrCmdFree, pCmdCopy);
4414	if (RT_FAILURE(rc))
4415	{
4416	LogRel(("crCtlSubmit failed %d\n", rc));
4417	RTMemFree(pCmdCopy);
4418	return rc;
4419	}
4420
4421	return VINF_SUCCESS;
4422	}
4423
4424	int Display::crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4425	{
4426	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4427	AssertRCReturn(rc, rc);
4428
4429	if (mCrOglCallbacks.pfnHasDataForScreen && mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
4430	rc = crCtlSubmitSync(pCmd, cbCmd);
4431	else
4432	rc = crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
4433
4434	RTCritSectRwLeaveShared(&mCrOglLock);
4435
4436	return rc;
4437	}
4438
4439	bool Display::handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64TimeStamp)
4440	{
4441	# if VBOX_WITH_VPX
4442	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64TimeStamp);
4443	# else
4444	return false;
4445	# endif
4446	}
4447
4448	void Display::handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64TimeStamp)
4449	{
4450	}
4451
4452	void Display::handleCrVRecScreenshotPerform(uint32_t uScreen,
4453	uint32_t x, uint32_t y, uint32_t uPixelFormat,
4454	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4455	uint32_t uGuestWidth, uint32_t uGuestHeight,
4456	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
4457	{
4458	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4459	# if VBOX_WITH_VPX
4460	int rc = VideoRecCopyToIntBuf(mpVideoRecCtx, uScreen, x, y,
4461	uPixelFormat,
4462	uBitsPerPixel, uBytesPerLine,
4463	uGuestWidth, uGuestHeight,
4464	pu8BufferAddress, u64TimeStamp);
4465	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
4466	# endif
4467	}
4468
4469	void Display::handleVRecCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4470	{
4471	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4472	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
4473	}
4474
4475	DECLCALLBACK(void) Display::displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4476	uint32_t x, uint32_t y,
4477	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4478	uint32_t uGuestWidth, uint32_t uGuestHeight,
4479	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
4480	{
4481	Display pDisplay = (Display )pvCtx;
4482	pDisplay->handleCrVRecScreenshotPerform(uScreen,
4483	x, y, FramebufferPixelFormat_FOURCC_RGB, uBitsPerPixel,
4484	uBytesPerLine, uGuestWidth, uGuestHeight,
4485	pu8BufferAddress, u64TimeStamp);
4486	}
4487
4488	DECLCALLBACK(bool) Display::displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
4489	{
4490	Display pDisplay = (Display )pvCtx;
4491	return pDisplay->handleCrVRecScreenshotBegin(uScreen, u64TimeStamp);
4492	}
4493
4494	DECLCALLBACK(void) Display::displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
4495	{
4496	Display pDisplay = (Display )pvCtx;
4497	pDisplay->handleCrVRecScreenshotEnd(uScreen, u64TimeStamp);
4498	}
4499
4500	DECLCALLBACK(void) Display::displayVRecCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4501	{
4502	Display pDisplay = (Display )pvContext;
4503	pDisplay->handleVRecCompletion(result, u32Function, pParam, pvContext);
4504	}
4505
4506	#endif
4507
4508
4509	#ifdef VBOX_WITH_HGSMI
4510	DECLCALLBACK(int) Display::displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags, bool fRenderThreadMode)
4511	{
4512	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4513
4514	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4515	Display *pThis = pDrv->pDisplay;
4516
4517	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4518	{
4519	LogRel(("enabling different vbva mode"));
4520	#ifdef DEBUG_misha
4521	AssertMsgFailed(("enabling different vbva mode"));
4522	#endif
4523	return VERR_INVALID_STATE;
4524	}
4525
4526	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4527	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4528	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4529	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4530
4531	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4532
4533	return VINF_SUCCESS;
4534	}
4535
4536	DECLCALLBACK(void) Display::displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4537	{
4538	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4539
4540	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4541	Display *pThis = pDrv->pDisplay;
4542
4543	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4544
4545	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4546
4547	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4548	{
4549	/* Make sure that the primary screen is visible now.
4550	* The guest can't use VBVA anymore, so only only the VGA device output works.
4551	*/
4552	if (pFBInfo->fDisabled)
4553	{
4554	pFBInfo->fDisabled = false;
4555	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4556	GuestMonitorChangedEventType_Enabled,
4557	uScreenId,
4558	pFBInfo->xOrigin, pFBInfo->yOrigin,
4559	pFBInfo->w, pFBInfo->h);
4560	}
4561	}
4562
4563	pFBInfo->fVBVAEnabled = false;
4564	pFBInfo->fVBVAForceResize = false;
4565	pFBInfo->fRenderThreadMode = false;
4566
4567	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4568
4569	pFBInfo->pVBVAHostFlags = NULL;
4570
4571	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4572	{
4573	/* Force full screen update, because VGA device must take control, do resize, etc. */
4574	Assert(!pThis->vbvaLockIsOwner());
4575	pThis->mpDrv->pUpPort->pfnUpdateDisplay(pThis->mpDrv->pUpPort);
4576	}
4577	}
4578
4579	DECLCALLBACK(void) Display::displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4580	{
4581	LogFlowFunc(("uScreenId %d\n", uScreenId));
4582
4583	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4584	Display *pThis = pDrv->pDisplay;
4585	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4586
4587	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4588	{
4589	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4590	pThis->mcMonitors);
4591	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4592	}
4593	}
4594
4595	DECLCALLBACK(void) Display::displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4596	const PVBVACMDHDR pCmd, size_t cbCmd)
4597	{
4598	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4599
4600	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4601	Display *pThis = pDrv->pDisplay;
4602	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4603
4604	if (pFBInfo->fDefaultFormat)
4605	{
4606	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4607	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4608	&& !pFBInfo->fDisabled)
4609	{
4610	Assert(!pThis->vbvaLockIsOwner());
4611	pDrv->pUpPort->pfnUpdateDisplayRect (pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4612	}
4613	else if ( !pFBInfo->pSourceBitmap.isNull()
4614	&& !pFBInfo->fDisabled)
4615	{
4616	/* Render VRAM content to the framebuffer. */
4617	BYTE *pAddress = NULL;
4618	ULONG ulWidth = 0;
4619	ULONG ulHeight = 0;
4620	ULONG ulBitsPerPixel = 0;
4621	ULONG ulBytesPerLine = 0;
4622	ULONG ulPixelFormat = 0;
4623
4624	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4625	&ulWidth,
4626	&ulHeight,
4627	&ulBitsPerPixel,
4628	&ulBytesPerLine,
4629	&ulPixelFormat);
4630	if (SUCCEEDED(hrc))
4631	{
4632	uint32_t width = pCmd->w;
4633	uint32_t height = pCmd->h;
4634
4635	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4636	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4637	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4638	uint32_t u32SrcWidth = pFBInfo->w;
4639	uint32_t u32SrcHeight = pFBInfo->h;
4640	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4641	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4642
4643	uint8_t *pu8Dst = pAddress;
4644	int32_t xDst = xSrc;
4645	int32_t yDst = ySrc;
4646	uint32_t u32DstWidth = u32SrcWidth;
4647	uint32_t u32DstHeight = u32SrcHeight;
4648	uint32_t u32DstLineSize = u32DstWidth * 4;
4649	uint32_t u32DstBitsPerPixel = 32;
4650
4651	Assert(!pThis->vbvaLockIsOwner());
4652	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4653	width, height,
4654	pu8Src,
4655	xSrc, ySrc,
4656	u32SrcWidth, u32SrcHeight,
4657	u32SrcLineSize, u32SrcBitsPerPixel,
4658	pu8Dst,
4659	xDst, yDst,
4660	u32DstWidth, u32DstHeight,
4661	u32DstLineSize, u32DstBitsPerPixel);
4662	}
4663	}
4664	}
4665
4666	VBVACMDHDR hdrSaved = *pCmd;
4667
4668	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4669
4670	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4671	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4672
4673	/* @todo new SendUpdate entry which can get a separate cmd header or coords. */
4674	pThis->mParent->i_consoleVRDPServer()->SendUpdate (uScreenId, pCmd, (uint32_t)cbCmd);
4675
4676	*pHdrUnconst = hdrSaved;
4677	}
4678
4679	DECLCALLBACK(void) Display::displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4680	uint32_t cx, uint32_t cy)
4681	{
4682	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4683
4684	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4685	Display *pThis = pDrv->pDisplay;
4686	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4687
4688	/* @todo handleFramebufferUpdate (uScreenId,
4689	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4690	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4691	* cx, cy);
4692	*/
4693	pThis->handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4694	}
4695
4696	#ifdef DEBUG_sunlover
4697	static void logVBVAResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4698	{
4699	LogRel(("displayVBVAResize: [%d] %s\n"
4700	" pView->u32ViewIndex %d\n"
4701	" pView->u32ViewOffset 0x%08X\n"
4702	" pView->u32ViewSize 0x%08X\n"
4703	" pView->u32MaxScreenSize 0x%08X\n"
4704	" pScreen->i32OriginX %d\n"
4705	" pScreen->i32OriginY %d\n"
4706	" pScreen->u32StartOffset 0x%08X\n"
4707	" pScreen->u32LineSize 0x%08X\n"
4708	" pScreen->u32Width %d\n"
4709	" pScreen->u32Height %d\n"
4710	" pScreen->u16BitsPerPixel %d\n"
4711	" pScreen->u16Flags 0x%04X\n"
4712	" pFBInfo->u32Offset 0x%08X\n"
4713	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4714	" pFBInfo->u32InformationSize 0x%08X\n"
4715	" pFBInfo->fDisabled %d\n"
4716	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4717	" pFBInfo->u16BitsPerPixel %d\n"
4718	" pFBInfo->pu8FramebufferVRAM %p\n"
4719	" pFBInfo->u32LineSize 0x%08X\n"
4720	" pFBInfo->flags 0x%04X\n"
4721	" pFBInfo->pHostEvents %p\n"
4722	" pFBInfo->fDefaultFormat %d\n"
4723	" dirtyRect %d-%d %d-%d\n"
4724	" pFBInfo->fVBVAEnabled %d\n"
4725	" pFBInfo->fVBVAForceResize %d\n"
4726	" pFBInfo->pVBVAHostFlags %p\n"
4727	"",
4728	pScreen->u32ViewIndex,
4729	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4730	pView->u32ViewIndex,
4731	pView->u32ViewOffset,
4732	pView->u32ViewSize,
4733	pView->u32MaxScreenSize,
4734	pScreen->i32OriginX,
4735	pScreen->i32OriginY,
4736	pScreen->u32StartOffset,
4737	pScreen->u32LineSize,
4738	pScreen->u32Width,
4739	pScreen->u32Height,
4740	pScreen->u16BitsPerPixel,
4741	pScreen->u16Flags,
4742	pFBInfo->u32Offset,
4743	pFBInfo->u32MaxFramebufferSize,
4744	pFBInfo->u32InformationSize,
4745	pFBInfo->fDisabled,
4746	pFBInfo->xOrigin,
4747	pFBInfo->yOrigin,
4748	pFBInfo->w,
4749	pFBInfo->h,
4750	pFBInfo->u16BitsPerPixel,
4751	pFBInfo->pu8FramebufferVRAM,
4752	pFBInfo->u32LineSize,
4753	pFBInfo->flags,
4754	pFBInfo->pHostEvents,
4755	pFBInfo->fDefaultFormat,
4756	pFBInfo->dirtyRect.xLeft,
4757	pFBInfo->dirtyRect.xRight,
4758	pFBInfo->dirtyRect.yTop,
4759	pFBInfo->dirtyRect.yBottom,
4760	pFBInfo->fVBVAEnabled,
4761	pFBInfo->fVBVAForceResize,
4762	pFBInfo->pVBVAHostFlags
4763	));
4764	}
4765	#endif /* DEBUG_sunlover */
4766
4767	DECLCALLBACK(int) Display::displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, const PVBVAINFOVIEW pView,
4768	const PVBVAINFOSCREEN pScreen, void *pvVRAM)
4769	{
4770	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4771
4772	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4773	Display *pThis = pDrv->pDisplay;
4774
4775	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4776
4777	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4778	{
4779	pThis->notifyCroglResize(pView, pScreen, pvVRAM);
4780
4781	pFBInfo->fDisabled = true;
4782	pFBInfo->flags = pScreen->u16Flags;
4783
4784	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4785	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4786	* the VM window will be black. */
4787	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4788	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4789	pThis->handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4790	u32Width, u32Height, pScreen->u16Flags);
4791
4792	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4793	GuestMonitorChangedEventType_Disabled,
4794	pScreen->u32ViewIndex,
4795	0, 0, 0, 0);
4796	return VINF_SUCCESS;
4797	}
4798
4799	/* If display was disabled or there is no framebuffer, a resize will be required,
4800	* because the framebuffer was/will be changed.
4801	*/
4802	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4803
4804	if (pFBInfo->fVBVAForceResize)
4805	{
4806	/* VBVA was just enabled. Do the resize. */
4807	fResize = true;
4808	pFBInfo->fVBVAForceResize = false;
4809	}
4810
4811	/* Check if this is a real resize or a notification about the screen origin.
4812	* The guest uses this VBVAResize call for both.
4813	*/
4814	fResize = fResize
4815	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4816	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4817	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4818	\|\| pFBInfo->w != pScreen->u32Width
4819	\|\| pFBInfo->h != pScreen->u32Height;
4820
4821	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4822	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4823
4824	if (fNewOrigin \|\| fResize)
4825	pThis->notifyCroglResize(pView, pScreen, pvVRAM);
4826
4827	if (pFBInfo->fDisabled)
4828	{
4829	pFBInfo->fDisabled = false;
4830	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4831	GuestMonitorChangedEventType_Enabled,
4832	pScreen->u32ViewIndex,
4833	pScreen->i32OriginX, pScreen->i32OriginY,
4834	pScreen->u32Width, pScreen->u32Height);
4835	/* Continue to update pFBInfo. */
4836	}
4837
4838	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4839	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4840	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4841
4842	pFBInfo->xOrigin = pScreen->i32OriginX;
4843	pFBInfo->yOrigin = pScreen->i32OriginY;
4844
4845	pFBInfo->w = pScreen->u32Width;
4846	pFBInfo->h = pScreen->u32Height;
4847
4848	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4849	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4850	pFBInfo->u32LineSize = pScreen->u32LineSize;
4851
4852	pFBInfo->flags = pScreen->u16Flags;
4853
4854	if (fNewOrigin)
4855	{
4856	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4857	GuestMonitorChangedEventType_NewOrigin,
4858	pScreen->u32ViewIndex,
4859	pScreen->i32OriginX, pScreen->i32OriginY,
4860	0, 0);
4861	}
4862
4863	if (!fResize)
4864	{
4865	/* No parameters of the framebuffer have actually changed. */
4866	if (fNewOrigin)
4867	{
4868	/* VRDP server still need this notification. */
4869	LogRelFlowFunc(("Calling VRDP\n"));
4870	pThis->mParent->i_consoleVRDPServer()->SendResize();
4871	}
4872	return VINF_SUCCESS;
4873	}
4874
4875	/* Do a regular resize. */
4876	return pThis->handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4877	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4878	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4879	}
4880
4881	DECLCALLBACK(int) Display::displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4882	uint32_t xHot, uint32_t yHot,
4883	uint32_t cx, uint32_t cy,
4884	const void *pvShape)
4885	{
4886	LogFlowFunc(("\n"));
4887
4888	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4889	Display *pThis = pDrv->pDisplay;
4890
4891	size_t cbShapeSize = 0;
4892
4893	if (pvShape)
4894	{
4895	cbShapeSize = (cx + 7) / 8 * cy; /* size of the AND mask */
4896	cbShapeSize = ((cbShapeSize + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4897	}
4898	com::SafeArray<BYTE> shapeData(cbShapeSize);
4899
4900	if (pvShape)
4901	::memcpy(shapeData.raw(), pvShape, cbShapeSize);
4902
4903	/* Tell the console about it */
4904	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4905	xHot, yHot, cx, cy, ComSafeArrayAsInParam(shapeData));
4906
4907	return VINF_SUCCESS;
4908	}
4909	#endif /* VBOX_WITH_HGSMI */
4910
4911	/**
4912	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4913	*/
4914	DECLCALLBACK(void ) Display::drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4915	{
4916	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4917	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4918	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4919	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4920	return NULL;
4921	}
4922
4923
4924	/**
4925	* Destruct a display driver instance.
4926	*
4927	* @returns VBox status.
4928	* @param pDrvIns The driver instance data.
4929	*/
4930	DECLCALLBACK(void) Display::drvDestruct(PPDMDRVINS pDrvIns)
4931	{
4932	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4933	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4934	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4935
4936	if (pThis->pDisplay)
4937	Assert(!pThis->pDisplay->vbvaLockIsOwner());
4938
4939	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4940
4941	pThis->IConnector.pu8Data = NULL;
4942	pThis->IConnector.cbScanline = 0;
4943	pThis->IConnector.cBits = 32;
4944	pThis->IConnector.cx = 0;
4945	pThis->IConnector.cy = 0;
4946
4947	if (pThis->pDisplay)
4948	{
4949	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4950	#ifdef VBOX_WITH_VPX
4951	pThis->pDisplay->VideoCaptureStop();
4952	#endif
4953	#ifdef VBOX_WITH_CRHGSMI
4954	pThis->pDisplay->destructCrHgsmiData();
4955	#endif
4956	pThis->pDisplay->mpDrv = NULL;
4957	pThis->pDisplay->mpVMMDev = NULL;
4958	}
4959	}
4960
4961
4962	/**
4963	* Construct a display driver instance.
4964	*
4965	* @copydoc FNPDMDRVCONSTRUCT
4966	*/
4967	DECLCALLBACK(int) Display::drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4968	{
4969	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4970	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4971	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4972
4973	/*
4974	* Validate configuration.
4975	*/
4976	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4977	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4978	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4979	("Configuration error: Not possible to attach anything to this driver!\n"),
4980	VERR_PDM_DRVINS_NO_ATTACH);
4981
4982	/*
4983	* Init Interfaces.
4984	*/
4985	pDrvIns->IBase.pfnQueryInterface = Display::drvQueryInterface;
4986
4987	pThis->IConnector.pfnResize = Display::displayResizeCallback;
4988	pThis->IConnector.pfnUpdateRect = Display::displayUpdateCallback;
4989	pThis->IConnector.pfnRefresh = Display::displayRefreshCallback;
4990	pThis->IConnector.pfnReset = Display::displayResetCallback;
4991	pThis->IConnector.pfnLFBModeChange = Display::displayLFBModeChangeCallback;
4992	pThis->IConnector.pfnProcessAdapterData = Display::displayProcessAdapterDataCallback;
4993	pThis->IConnector.pfnProcessDisplayData = Display::displayProcessDisplayDataCallback;
4994	#ifdef VBOX_WITH_VIDEOHWACCEL
4995	pThis->IConnector.pfnVHWACommandProcess = Display::displayVHWACommandProcess;
4996	#endif
4997	#ifdef VBOX_WITH_CRHGSMI
4998	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::displayCrHgsmiCommandProcess;
4999	pThis->IConnector.pfnCrHgsmiControlProcess = Display::displayCrHgsmiControlProcess;
5000	#endif
5001	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
5002	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::displayCrHgcmCtlSubmit;
5003	#endif
5004	#ifdef VBOX_WITH_HGSMI
5005	pThis->IConnector.pfnVBVAEnable = Display::displayVBVAEnable;
5006	pThis->IConnector.pfnVBVADisable = Display::displayVBVADisable;
5007	pThis->IConnector.pfnVBVAUpdateBegin = Display::displayVBVAUpdateBegin;
5008	pThis->IConnector.pfnVBVAUpdateProcess = Display::displayVBVAUpdateProcess;
5009	pThis->IConnector.pfnVBVAUpdateEnd = Display::displayVBVAUpdateEnd;
5010	pThis->IConnector.pfnVBVAResize = Display::displayVBVAResize;
5011	pThis->IConnector.pfnVBVAMousePointerShape = Display::displayVBVAMousePointerShape;
5012	#endif
5013
5014	/*
5015	* Get the IDisplayPort interface of the above driver/device.
5016	*/
5017	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
5018	if (!pThis->pUpPort)
5019	{
5020	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
5021	return VERR_PDM_MISSING_INTERFACE_ABOVE;
5022	}
5023	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
5024	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
5025	if (!pThis->pVBVACallbacks)
5026	{
5027	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
5028	return VERR_PDM_MISSING_INTERFACE_ABOVE;
5029	}
5030	#endif
5031	/*
5032	* Get the Display object pointer and update the mpDrv member.
5033	*/
5034	void *pv;
5035	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
5036	if (RT_FAILURE(rc))
5037	{
5038	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
5039	return rc;
5040	}
5041	Display pDisplay = (Display )pv; /** @todo Check this cast! */
5042	pThis->pDisplay = pDisplay;
5043	pThis->pDisplay->mpDrv = pThis;
5044
5045	/* Disable VRAM to a buffer copy initially. */
5046	Assert(!pDisplay->vbvaLockIsOwner());
5047	pThis->pUpPort->pfnSetRenderVRAM (pThis->pUpPort, false);
5048	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
5049
5050	/*
5051	* Start periodic screen refreshes
5052	*/
5053	Assert(!pDisplay->vbvaLockIsOwner());
5054	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
5055
5056	#ifdef VBOX_WITH_CRHGSMI
5057	pDisplay->setupCrHgsmiData();
5058	#endif
5059
5060	#ifdef VBOX_WITH_VPX
5061	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
5062	BOOL fEnabled = false;
5063	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
5064	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
5065	if (fEnabled)
5066	{
5067	rc = pDisplay->VideoCaptureStart();
5068	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
5069	}
5070	#endif
5071
5072	return rc;
5073	}
5074
5075
5076	/**
5077	* Display driver registration record.
5078	*/
5079	const PDMDRVREG Display::DrvReg =
5080	{
5081	/* u32Version */
5082	PDM_DRVREG_VERSION,
5083	/* szName */
5084	"MainDisplay",
5085	/* szRCMod */
5086	"",
5087	/* szR0Mod */
5088	"",
5089	/* pszDescription */
5090	"Main display driver (Main as in the API).",
5091	/* fFlags */
5092	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
5093	/* fClass. */
5094	PDM_DRVREG_CLASS_DISPLAY,
5095	/* cMaxInstances */
5096	~0U,
5097	/* cbInstance */
5098	sizeof(DRVMAINDISPLAY),
5099	/* pfnConstruct */
5100	Display::drvConstruct,
5101	/* pfnDestruct */
5102	Display::drvDestruct,
5103	/* pfnRelocate */
5104	NULL,
5105	/* pfnIOCtl */
5106	NULL,
5107	/* pfnPowerOn */
5108	NULL,
5109	/* pfnReset */
5110	NULL,
5111	/* pfnSuspend */
5112	NULL,
5113	/* pfnResume */
5114	NULL,
5115	/* pfnAttach */
5116	NULL,
5117	/* pfnDetach */
5118	NULL,
5119	/* pfnPowerOff */
5120	NULL,
5121	/* pfnSoftReset */
5122	NULL,
5123	/* u32EndVersion */
5124	PDM_DRVREG_VERSION
5125	};
5126	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 51797

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