DisplayImpl.cpp@ 75067

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1	/* $Id: DisplayImpl.cpp 75067 2018-10-25 13:10:22Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#define LOG_GROUP LOG_GROUP_MAIN_DISPLAY
19	#include "LoggingNew.h"
20
21	#include "DisplayImpl.h"
22	#include "DisplayUtils.h"
23	#include "ConsoleImpl.h"
24	#include "ConsoleVRDPServer.h"
25	#include "GuestImpl.h"
26	#include "VMMDev.h"
27
28	#include "AutoCaller.h"
29
30	/* generated header */
31	#include "VBoxEvents.h"
32
33	#include <iprt/semaphore.h>
34	#include <iprt/thread.h>
35	#include <iprt/asm.h>
36	#include <iprt/time.h>
37	#include <iprt/cpp/utils.h>
38	#include <iprt/alloca.h>
39
40	#include <VBox/vmm/pdmdrv.h>
41	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
42	# include <VBox/vmm/vm.h>
43	#endif
44
45	#ifdef VBOX_WITH_VIDEOHWACCEL
46	# include <VBoxVideo.h>
47	#endif
48
49	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
50	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
51	#endif
52
53	#include <VBox/com/array.h>
54
55	#ifdef VBOX_WITH_VIDEOREC
56	# include <iprt/path.h>
57	# include "VideoRec.h"
58
59	# ifdef VBOX_WITH_LIBVPX
60	# ifdef _MSC_VER
61	# pragma warning(push)
62	# pragma warning(disable: 4668) /* vpx_codec.h(64) : warning C4668: '__GNUC__' is not defined as a preprocessor macro, replacing with '0' for '#if/#elif' */
63	# include <vpx/vpx_encoder.h>
64	# pragma warning(pop)
65	# else
66	# include <vpx/vpx_encoder.h>
67	# endif
68	# endif
69
70	# include <VBox/vmm/pdmapi.h>
71	# include <VBox/vmm/pdmaudioifs.h>
72	#endif
73
74	#ifdef VBOX_WITH_CROGL
75	typedef enum
76	{
77	CRVREC_STATE_IDLE,
78	CRVREC_STATE_SUBMITTED
79	} CRVREC_STATE;
80	#endif
81
82	/**
83	* Display driver instance data.
84	*
85	* @implements PDMIDISPLAYCONNECTOR
86	*/
87	typedef struct DRVMAINDISPLAY
88	{
89	/** Pointer to the display object. */
90	Display *pDisplay;
91	/** Pointer to the driver instance structure. */
92	PPDMDRVINS pDrvIns;
93	/** Pointer to the keyboard port interface of the driver/device above us. */
94	PPDMIDISPLAYPORT pUpPort;
95	/** Our display connector interface. */
96	PDMIDISPLAYCONNECTOR IConnector;
97	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
98	/** VBVA callbacks */
99	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
100	#endif
101	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
102
103	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
104	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
105
106	// constructor / destructor
107	/////////////////////////////////////////////////////////////////////////////
108
109	Display::Display()
110	: mParent(NULL), mfIsCr3DEnabled(false)
111	{
112	}
113
114	Display::~Display()
115	{
116	}
117
118
119	HRESULT Display::FinalConstruct()
120	{
121	int rc = videoAccelConstruct(&mVideoAccelLegacy);
122	AssertRC(rc);
123
124	mfVideoAccelVRDP = false;
125	mfu32SupportedOrders = 0;
126	mcVideoAccelVRDPRefs = 0;
127
128	mfSeamlessEnabled = false;
129	mpRectVisibleRegion = NULL;
130	mcRectVisibleRegion = 0;
131
132	#ifdef VBOX_WITH_CROGL
133	mfCrOglDataHidden = false;
134	#endif
135
136	mpDrv = NULL;
137
138	rc = RTCritSectInit(&mVideoAccelLock);
139	AssertRC(rc);
140
141	#ifdef VBOX_WITH_HGSMI
142	mu32UpdateVBVAFlags = 0;
143	mfVMMDevSupportsGraphics = false;
144	mfGuestVBVACapabilities = 0;
145	mfHostCursorCapabilities = 0;
146	#endif
147
148	#ifdef VBOX_WITH_VIDEOREC
149	rc = RTCritSectInit(&mVideoRecLock);
150	AssertRC(rc);
151
152	mpVideoRecCtx = NULL;
153	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
154	maVideoRecEnabled[i] = true;
155	#endif
156
157	#ifdef VBOX_WITH_CRHGSMI
158	mhCrOglSvc = NULL;
159	rc = RTCritSectRwInit(&mCrOglLock);
160	AssertRC(rc);
161	#endif
162
163	#ifdef VBOX_WITH_CROGL
164	RT_ZERO(mCrOglCallbacks);
165	RT_ZERO(mCrOglScreenshotData);
166	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
167	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
168	mCrOglScreenshotData.pvContext = this;
169	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
170	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
171	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
172	#endif
173
174	return BaseFinalConstruct();
175	}
176
177	void Display::FinalRelease()
178	{
179	uninit();
180
181	#ifdef VBOX_WITH_VIDEOREC
182	if (RTCritSectIsInitialized(&mVideoRecLock))
183	{
184	RTCritSectDelete(&mVideoRecLock);
185	RT_ZERO(mVideoRecLock);
186	}
187	#endif
188
189	videoAccelDestroy(&mVideoAccelLegacy);
190	i_saveVisibleRegion(0, NULL);
191
192	if (RTCritSectIsInitialized(&mVideoAccelLock))
193	{
194	RTCritSectDelete(&mVideoAccelLock);
195	RT_ZERO(mVideoAccelLock);
196	}
197
198	#ifdef VBOX_WITH_CRHGSMI
199	if (RTCritSectRwIsInitialized(&mCrOglLock))
200	{
201	RTCritSectRwDelete(&mCrOglLock);
202	RT_ZERO(mCrOglLock);
203	}
204	#endif
205	BaseFinalRelease();
206	}
207
208	// public initializer/uninitializer for internal purposes only
209	/////////////////////////////////////////////////////////////////////////////
210
211	#define kMaxSizeThumbnail 64
212
213	/**
214	* Save thumbnail and screenshot of the guest screen.
215	*/
216	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
217	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
218	{
219	int rc = VINF_SUCCESS;
220
221	uint8_t *pu8Thumbnail = NULL;
222	uint32_t cbThumbnail = 0;
223	uint32_t cxThumbnail = 0;
224	uint32_t cyThumbnail = 0;
225
226	if (cx > cy)
227	{
228	cxThumbnail = kMaxSizeThumbnail;
229	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
230	}
231	else
232	{
233	cyThumbnail = kMaxSizeThumbnail;
234	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
235	}
236
237	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
238
239	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
240	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
241
242	if (pu8Thumbnail)
243	{
244	uint8_t *dst = pu8Thumbnail;
245	uint8_t *src = pbData;
246	int dstW = cxThumbnail;
247	int dstH = cyThumbnail;
248	int srcW = cx;
249	int srcH = cy;
250	int iDeltaLine = cx * 4;
251
252	BitmapScale32(dst,
253	dstW, dstH,
254	src,
255	iDeltaLine,
256	srcW, srcH);
257
258	*ppu8Thumbnail = pu8Thumbnail;
259	*pcbThumbnail = cbThumbnail;
260	*pcxThumbnail = cxThumbnail;
261	*pcyThumbnail = cyThumbnail;
262	}
263	else
264	{
265	rc = VERR_NO_MEMORY;
266	}
267
268	return rc;
269	}
270
271	#ifdef VBOX_WITH_CROGL
272	typedef struct
273	{
274	CRVBOXHGCMTAKESCREENSHOT Base;
275
276	/* 32bpp small RGB image. */
277	uint8_t *pu8Thumbnail;
278	uint32_t cbThumbnail;
279	uint32_t cxThumbnail;
280	uint32_t cyThumbnail;
281
282	/* PNG screenshot. */
283	uint8_t *pu8PNG;
284	uint32_t cbPNG;
285	uint32_t cxPNG;
286	uint32_t cyPNG;
287	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
288
289	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
290	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
291	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
292	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
293	{
294	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
295	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
296	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
297	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
298	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
299	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
300	if (RT_FAILURE(rc))
301	{
302	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
303	if (pData->pu8PNG)
304	{
305	RTMemFree(pData->pu8PNG);
306	pData->pu8PNG = NULL;
307	}
308	pData->cbPNG = 0;
309	pData->cxPNG = 0;
310	pData->cyPNG = 0;
311	}
312	}
313	#endif
314
315	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
316	{
317	Display that = static_cast<Display>(pvUser);
318
319	/* 32bpp small RGB image. */
320	uint8_t *pu8Thumbnail = NULL;
321	uint32_t cbThumbnail = 0;
322	uint32_t cxThumbnail = 0;
323	uint32_t cyThumbnail = 0;
324
325	/* PNG screenshot. */
326	uint8_t *pu8PNG = NULL;
327	uint32_t cbPNG = 0;
328	uint32_t cxPNG = 0;
329	uint32_t cyPNG = 0;
330
331	Console::SafeVMPtr ptrVM(that->mParent);
332	if (ptrVM.isOk())
333	{
334	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
335	BOOL f3DSnapshot = FALSE;
336	if ( that->mfIsCr3DEnabled
337	&& that->mCrOglCallbacks.pfnHasData
338	&& that->mCrOglCallbacks.pfnHasData())
339	{
340	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
341	if (pVMMDev)
342	{
343	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
344	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
345	if (pScreenshot)
346	{
347	/* screen id or CRSCREEN_ALL to specify all enabled */
348	pScreenshot->Base.u32Screen = 0;
349	pScreenshot->Base.u32Width = 0;
350	pScreenshot->Base.u32Height = 0;
351	pScreenshot->Base.u32Pitch = 0;
352	pScreenshot->Base.pvBuffer = NULL;
353	pScreenshot->Base.pvContext = pScreenshot;
354	pScreenshot->Base.pfnScreenshotBegin = NULL;
355	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
356	pScreenshot->Base.pfnScreenshotEnd = NULL;
357
358	VBOXCRCMDCTL_HGCM data;
359	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
360	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
361
362	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
363	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
364	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
365
366	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
367	if (RT_SUCCESS(rc))
368	{
369	if (pScreenshot->pu8PNG)
370	{
371	pu8Thumbnail = pScreenshot->pu8Thumbnail;
372	cbThumbnail = pScreenshot->cbThumbnail;
373	cxThumbnail = pScreenshot->cxThumbnail;
374	cyThumbnail = pScreenshot->cyThumbnail;
375
376	/* PNG screenshot. */
377	pu8PNG = pScreenshot->pu8PNG;
378	cbPNG = pScreenshot->cbPNG;
379	cxPNG = pScreenshot->cxPNG;
380	cyPNG = pScreenshot->cyPNG;
381	f3DSnapshot = TRUE;
382	}
383	else
384	AssertMsgFailed(("no png\n"));
385	}
386	else
387	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
388
389
390	RTMemFree(pScreenshot);
391	}
392	}
393	}
394
395	if (!f3DSnapshot)
396	#endif
397	{
398	/* Query RGB bitmap. */
399	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
400	uint8_t *pbData = NULL;
401	size_t cbData = 0;
402	uint32_t cx = 0;
403	uint32_t cy = 0;
404	bool fFreeMem = false;
405	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
406
407	/*
408	* It is possible that success is returned but everything is 0 or NULL.
409	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
410	*/
411	if (RT_SUCCESS(rc) && pbData)
412	{
413	Assert(cx && cy);
414
415	/* Prepare a small thumbnail and a PNG screenshot. */
416	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
417	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
418	if (RT_FAILURE(rc))
419	{
420	if (pu8PNG)
421	{
422	RTMemFree(pu8PNG);
423	pu8PNG = NULL;
424	}
425	cbPNG = 0;
426	cxPNG = 0;
427	cyPNG = 0;
428	}
429
430	if (fFreeMem)
431	RTMemFree(pbData);
432	else
433	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
434	}
435	}
436	}
437	else
438	{
439	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
440	}
441
442	/* Regardless of rc, save what is available:
443	* Data format:
444	* uint32_t cBlocks;
445	* [blocks]
446	*
447	* Each block is:
448	* uint32_t cbBlock; if 0 - no 'block data'.
449	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
450	* [block data]
451	*
452	* Block data for bitmap and PNG:
453	* uint32_t cx;
454	* uint32_t cy;
455	* [image data]
456	*/
457	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
458
459	/* First block. */
460	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
461	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
462
463	if (cbThumbnail)
464	{
465	SSMR3PutU32(pSSM, cxThumbnail);
466	SSMR3PutU32(pSSM, cyThumbnail);
467	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
468	}
469
470	/* Second block. */
471	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
472	SSMR3PutU32(pSSM, 1); /* Block type: png. */
473
474	if (cbPNG)
475	{
476	SSMR3PutU32(pSSM, cxPNG);
477	SSMR3PutU32(pSSM, cyPNG);
478	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
479	}
480
481	RTMemFree(pu8PNG);
482	RTMemFree(pu8Thumbnail);
483	}
484
485	DECLCALLBACK(int)
486	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
487	{
488	RT_NOREF(pvUser);
489	if (uVersion != sSSMDisplayScreenshotVer)
490	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
491	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
492
493	/* Skip data. */
494	uint32_t cBlocks;
495	int rc = SSMR3GetU32(pSSM, &cBlocks);
496	AssertRCReturn(rc, rc);
497
498	for (uint32_t i = 0; i < cBlocks; i++)
499	{
500	uint32_t cbBlock;
501	rc = SSMR3GetU32(pSSM, &cbBlock);
502	AssertRCBreak(rc);
503
504	uint32_t typeOfBlock;
505	rc = SSMR3GetU32(pSSM, &typeOfBlock);
506	AssertRCBreak(rc);
507
508	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
509
510	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
511	* do not write any data if the image size was 0.
512	* @todo Fix and increase saved state version.
513	*/
514	if (cbBlock > 2 * sizeof(uint32_t))
515	{
516	rc = SSMR3Skip(pSSM, cbBlock);
517	AssertRCBreak(rc);
518	}
519	}
520
521	return rc;
522	}
523
524	/**
525	* Save/Load some important guest state
526	*/
527	DECLCALLBACK(void)
528	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
529	{
530	Display that = static_cast<Display>(pvUser);
531
532	SSMR3PutU32(pSSM, that->mcMonitors);
533	for (unsigned i = 0; i < that->mcMonitors; i++)
534	{
535	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
536	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
537	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
538	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
539	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
540	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
541	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
542	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
543	}
544	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
545	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
546	SSMR3PutU32(pSSM, that->cxInputMapping);
547	SSMR3PutU32(pSSM, that->cyInputMapping);
548	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
549	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
550	}
551
552	DECLCALLBACK(int)
553	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
554	{
555	Display that = static_cast<Display>(pvUser);
556
557	if ( uVersion != sSSMDisplayVer
558	&& uVersion != sSSMDisplayVer2
559	&& uVersion != sSSMDisplayVer3
560	&& uVersion != sSSMDisplayVer4
561	&& uVersion != sSSMDisplayVer5)
562	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
563	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
564
565	uint32_t cMonitors;
566	int rc = SSMR3GetU32(pSSM, &cMonitors);
567	AssertRCReturn(rc, rc);
568	if (cMonitors != that->mcMonitors)
569	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
570
571	for (uint32_t i = 0; i < cMonitors; i++)
572	{
573	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
574	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
575	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
576	if ( uVersion == sSSMDisplayVer2
577	\|\| uVersion == sSSMDisplayVer3
578	\|\| uVersion == sSSMDisplayVer4
579	\|\| uVersion == sSSMDisplayVer5)
580	{
581	uint32_t w;
582	uint32_t h;
583	SSMR3GetU32(pSSM, &w);
584	SSMR3GetU32(pSSM, &h);
585	that->maFramebuffers[i].w = w;
586	that->maFramebuffers[i].h = h;
587	}
588	if ( uVersion == sSSMDisplayVer3
589	\|\| uVersion == sSSMDisplayVer4
590	\|\| uVersion == sSSMDisplayVer5)
591	{
592	int32_t xOrigin;
593	int32_t yOrigin;
594	uint32_t flags;
595	SSMR3GetS32(pSSM, &xOrigin);
596	SSMR3GetS32(pSSM, &yOrigin);
597	SSMR3GetU32(pSSM, &flags);
598	that->maFramebuffers[i].xOrigin = xOrigin;
599	that->maFramebuffers[i].yOrigin = yOrigin;
600	that->maFramebuffers[i].flags = (uint16_t)flags;
601	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
602	}
603	}
604	if ( uVersion == sSSMDisplayVer4
605	\|\| uVersion == sSSMDisplayVer5)
606	{
607	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
608	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
609	SSMR3GetU32(pSSM, &that->cxInputMapping);
610	SSMR3GetU32(pSSM, &that->cyInputMapping);
611	}
612	if (uVersion == sSSMDisplayVer5)
613	{
614	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
615	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
616	}
617
618	return VINF_SUCCESS;
619	}
620
621	/**
622	* Initializes the display object.
623	*
624	* @returns COM result indicator
625	* @param aParent handle of our parent object
626	*/
627	HRESULT Display::init(Console *aParent)
628	{
629	ComAssertRet(aParent, E_INVALIDARG);
630	/* Enclose the state transition NotReady->InInit->Ready */
631	AutoInitSpan autoInitSpan(this);
632	AssertReturn(autoInitSpan.isOk(), E_FAIL);
633
634	unconst(mParent) = aParent;
635
636	mfSourceBitmapEnabled = true;
637	fVGAResizing = false;
638
639	ULONG ul;
640	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
641	mcMonitors = ul;
642	xInputMappingOrigin = 0;
643	yInputMappingOrigin = 0;
644	cxInputMapping = 0;
645	cyInputMapping = 0;
646
647	for (ul = 0; ul < mcMonitors; ul++)
648	{
649	maFramebuffers[ul].u32Offset = 0;
650	maFramebuffers[ul].u32MaxFramebufferSize = 0;
651	maFramebuffers[ul].u32InformationSize = 0;
652
653	maFramebuffers[ul].pFramebuffer = NULL;
654	/* All secondary monitors are disabled at startup. */
655	maFramebuffers[ul].fDisabled = ul > 0;
656
657	maFramebuffers[ul].u32Caps = 0;
658
659	maFramebuffers[ul].updateImage.pu8Address = NULL;
660	maFramebuffers[ul].updateImage.cbLine = 0;
661
662	maFramebuffers[ul].xOrigin = 0;
663	maFramebuffers[ul].yOrigin = 0;
664
665	maFramebuffers[ul].w = 0;
666	maFramebuffers[ul].h = 0;
667
668	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
669
670	maFramebuffers[ul].u16BitsPerPixel = 0;
671	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
672	maFramebuffers[ul].u32LineSize = 0;
673
674	maFramebuffers[ul].pHostEvents = NULL;
675
676	maFramebuffers[ul].fDefaultFormat = false;
677
678	#ifdef VBOX_WITH_HGSMI
679	maFramebuffers[ul].fVBVAEnabled = false;
680	maFramebuffers[ul].fVBVAForceResize = false;
681	maFramebuffers[ul].fRenderThreadMode = false;
682	maFramebuffers[ul].pVBVAHostFlags = NULL;
683	#endif /* VBOX_WITH_HGSMI */
684	#ifdef VBOX_WITH_CROGL
685	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
686	#endif
687	}
688
689	{
690	// register listener for state change events
691	ComPtr<IEventSource> es;
692	mParent->COMGETTER(EventSource)(es.asOutParam());
693	com::SafeArray<VBoxEventType_T> eventTypes;
694	eventTypes.push_back(VBoxEventType_OnStateChanged);
695	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
696	}
697
698	/* Cache the 3D settings. */
699	BOOL fIs3DEnabled = FALSE;
700	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
701	GraphicsControllerType_T enmGpuType = GraphicsControllerType_VBoxVGA;
702	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
703	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
704
705	/* Confirm a successful initialization */
706	autoInitSpan.setSucceeded();
707
708	return S_OK;
709	}
710
711	/**
712	* Uninitializes the instance and sets the ready flag to FALSE.
713	* Called either from FinalRelease() or by the parent when it gets destroyed.
714	*/
715	void Display::uninit()
716	{
717	LogRelFlowFunc(("this=%p\n", this));
718
719	/* Enclose the state transition Ready->InUninit->NotReady */
720	AutoUninitSpan autoUninitSpan(this);
721	if (autoUninitSpan.uninitDone())
722	return;
723
724	unsigned uScreenId;
725	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
726	{
727	maFramebuffers[uScreenId].pSourceBitmap.setNull();
728	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
729	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
730	maFramebuffers[uScreenId].updateImage.cbLine = 0;
731	maFramebuffers[uScreenId].pFramebuffer.setNull();
732	#ifdef VBOX_WITH_VIDEOREC
733	maFramebuffers[uScreenId].videoRec.pSourceBitmap.setNull();
734	#endif
735	}
736
737	if (mParent)
738	{
739	ComPtr<IEventSource> es;
740	mParent->COMGETTER(EventSource)(es.asOutParam());
741	es->UnregisterListener(this);
742	}
743
744	unconst(mParent) = NULL;
745
746	if (mpDrv)
747	mpDrv->pDisplay = NULL;
748
749	mpDrv = NULL;
750	}
751
752	/**
753	* Register the SSM methods. Called by the power up thread to be able to
754	* pass pVM
755	*/
756	int Display::i_registerSSM(PUVM pUVM)
757	{
758	/* Version 2 adds width and height of the framebuffer; version 3 adds
759	* the framebuffer offset in the virtual desktop and the framebuffer flags;
760	* version 4 adds guest to host input event mapping and version 5 adds
761	* guest VBVA and host cursor capabilities.
762	*/
763	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
764	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
765	NULL, NULL, NULL,
766	NULL, i_displaySSMSave, NULL,
767	NULL, i_displaySSMLoad, NULL, this);
768	AssertRCReturn(rc, rc);
769
770	/*
771	* Register loaders for old saved states where iInstance was
772	* 3 * sizeof(uint32_t *) due to a code mistake.
773	*/
774	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
775	NULL, NULL, NULL,
776	NULL, NULL, NULL,
777	NULL, i_displaySSMLoad, NULL, this);
778	AssertRCReturn(rc, rc);
779
780	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
781	NULL, NULL, NULL,
782	NULL, NULL, NULL,
783	NULL, i_displaySSMLoad, NULL, this);
784	AssertRCReturn(rc, rc);
785
786	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
787	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
788	NULL, NULL, NULL,
789	NULL, i_displaySSMSaveScreenshot, NULL,
790	NULL, i_displaySSMLoadScreenshot, NULL, this);
791
792	AssertRCReturn(rc, rc);
793
794	return VINF_SUCCESS;
795	}
796
797	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
798	{
799	RT_NOREF(pCmd, cbCmd, rc);
800	Assert(pvCompletion);
801	RTMemFree((void *)pvCompletion);
802	}
803
804	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
805	int Display::i_crOglWindowsShow(bool fShow)
806	{
807	if (!mfCrOglDataHidden == !!fShow)
808	return VINF_SUCCESS;
809
810	if (!mhCrOglSvc)
811	{
812	/* No 3D or the VMSVGA3d kind. */
813	Assert(!mfIsCr3DEnabled);
814	return VERR_INVALID_STATE;
815	}
816
817	VMMDev *pVMMDev = mParent->i_getVMMDev();
818	if (!pVMMDev)
819	{
820	AssertMsgFailed(("no vmmdev\n"));
821	return VERR_INVALID_STATE;
822	}
823
824	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
825	if (!pData)
826	{
827	AssertMsgFailed(("RTMemAlloc failed\n"));
828	return VERR_NO_MEMORY;
829	}
830
831	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
832	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
833
834	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
835	pData->aParms[0].u.uint32 = (uint32_t)fShow;
836
837	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
838	if (RT_SUCCESS(rc))
839	mfCrOglDataHidden = !fShow;
840	else
841	{
842	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
843	RTMemFree(pData);
844	}
845
846	return rc;
847	}
848	#endif
849
850
851	// public methods only for internal purposes
852	/////////////////////////////////////////////////////////////////////////////
853
854	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
855	{
856	RT_NOREF(pView);
857	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
858	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
859	return VINF_SUCCESS; /* nop it */
860
861	if (mfIsCr3DEnabled)
862	{
863	int rc = VERR_INVALID_STATE;
864	if (mhCrOglSvc)
865	{
866	VMMDev *pVMMDev = mParent->i_getVMMDev();
867	if (pVMMDev)
868	{
869	VBOXCRCMDCTL_HGCM *pCtl;
870	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
871	if (pCtl)
872	{
873	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
874	pData->Screen = *pScreen;
875	pData->pvVRAM = pvVRAM;
876
877	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
878	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
879	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
880	pCtl->aParms[0].u.pointer.addr = pData;
881	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
882
883	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
884	if (RT_FAILURE(rc))
885	{
886	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
887	RTMemFree(pCtl);
888	}
889	}
890	else
891	rc = VERR_NO_MEMORY;
892	}
893	}
894
895	return rc;
896	}
897	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
898	RT_NOREF(pScreen, pvVRAM);
899	#endif
900	return VINF_SUCCESS;
901	}
902
903	/**
904	* Handles display resize event.
905	*
906	* @param uScreenId Screen ID
907	* @param bpp New bits per pixel.
908	* @param pvVRAM VRAM pointer.
909	* @param cbLine New bytes per line.
910	* @param w New display width.
911	* @param h New display height.
912	* @param flags Flags of the new video mode.
913	* @param xOrigin New display origin X.
914	* @param yOrigin New display origin Y.
915	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
916	*/
917	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
918	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
919	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
920	{
921	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
922	pvVRAM, w, h, bpp, cbLine, flags));
923
924	/* Caller must not hold the object lock. */
925	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
926
927	/* Note: the old code checked if the video mode was actially chnaged and
928	* did not invalidate the source bitmap if the mode did not change.
929	* The new code always invalidates the source bitmap, i.e. it will
930	* notify the frontend even if nothing actually changed.
931	*
932	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
933	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
934	* the @todo below.
935	*/
936
937	/* Make sure that the VGA device does not access the source bitmap. */
938	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
939	{
940	/// @todo It is probably more convenient to implement
941	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
942	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
943	// fSet = false disables rendering and VGA can check
944	// if it is already rendering to a different bitmap, avoiding
945	// enable/disable rendering races.
946	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
947
948	mpDrv->IConnector.pbData = NULL;
949	mpDrv->IConnector.cbScanline = 0;
950	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
951	mpDrv->IConnector.cx = 0;
952	mpDrv->IConnector.cy = 0;
953	}
954
955	/* Update maFramebuffers[uScreenId] under lock. */
956	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
957
958	if (uScreenId >= mcMonitors)
959	return VINF_SUCCESS;
960
961	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
962
963	/* Whether the monitor position has changed.
964	* A resize initiated by the VGA device does not change the monitor position.
965	*/
966	const bool fNewOrigin = !fVGAResize
967	&& ( pFBInfo->xOrigin != xOrigin
968	\|\| pFBInfo->yOrigin != yOrigin);
969
970	/* The event for disabled->enabled transition.
971	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
972	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
973	*/
974	const bool fGuestMonitorChangedEvent = !fVGAResize
975	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
976
977	/* Reset the update mode. */
978	pFBInfo->updateImage.pSourceBitmap.setNull();
979	pFBInfo->updateImage.pu8Address = NULL;
980	pFBInfo->updateImage.cbLine = 0;
981
982	/* Release the current source bitmap. */
983	pFBInfo->pSourceBitmap.setNull();
984
985	/* VGA blanking is signaled as w=0, h=0, bpp=0 and cbLine=0, and it's
986	* best to keep the old resolution, as otherwise the window size would
987	* change before the new resolution is known. */
988	const bool fVGABlank = fVGAResize && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
989	&& w == 0 && h == 0 && bpp == 0 && cbLine == 0;
990	if (fVGABlank)
991	{
992	w = pFBInfo->w;
993	h = pFBInfo->h;
994	}
995
996	/* Update the video mode information. */
997	pFBInfo->w = w;
998	pFBInfo->h = h;
999	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
1000	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
1001	pFBInfo->u32LineSize = cbLine;
1002	if (!fVGAResize)
1003	{
1004	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
1005	pFBInfo->flags = flags;
1006	pFBInfo->xOrigin = xOrigin;
1007	pFBInfo->yOrigin = yOrigin;
1008	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1009	pFBInfo->fVBVAForceResize = false;
1010	}
1011	else
1012	{
1013	pFBInfo->flags = VBVA_SCREEN_F_ACTIVE;
1014	if (fVGABlank)
1015	pFBInfo->flags \|= VBVA_SCREEN_F_BLANK;
1016	pFBInfo->fDisabled = false;
1017	}
1018
1019	/* Prepare local vars for the notification code below. */
1020	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1021	const bool fDisabled = pFBInfo->fDisabled;
1022
1023	alock.release();
1024
1025	if (!pFramebuffer.isNull())
1026	{
1027	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1028	LogFunc(("NotifyChange hr %08X\n", hr));
1029	NOREF(hr);
1030	}
1031
1032	if (fGuestMonitorChangedEvent)
1033	{
1034	if (fDisabled)
1035	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1036	GuestMonitorChangedEventType_Disabled,
1037	uScreenId,
1038	0, 0, 0, 0);
1039	else
1040	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1041	GuestMonitorChangedEventType_Enabled,
1042	uScreenId,
1043	xOrigin, yOrigin, w, h);
1044	}
1045
1046	if (fNewOrigin)
1047	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1048	GuestMonitorChangedEventType_NewOrigin,
1049	uScreenId,
1050	xOrigin, yOrigin, 0, 0);
1051
1052	/* Inform the VRDP server about the change of display parameters. */
1053	LogRelFlowFunc(("Calling VRDP\n"));
1054	mParent->i_consoleVRDPServer()->SendResize();
1055
1056	/* And re-send the seamless rectangles if necessary. */
1057	if (mfSeamlessEnabled)
1058	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1059
1060	#ifdef VBOX_WITH_VIDEOREC
1061	i_videoRecScreenChanged(uScreenId);
1062	#endif
1063
1064	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1065
1066	return VINF_SUCCESS;
1067	}
1068
1069	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1070	{
1071	/* Correct negative x and y coordinates. */
1072	if (*px < 0)
1073	{
1074	px += pw; /* Compute xRight which is also the new width. */
1075
1076	pw = (px < 0)? 0: *px;
1077
1078	*px = 0;
1079	}
1080
1081	if (*py < 0)
1082	{
1083	py += ph; /* Compute xBottom, which is also the new height. */
1084
1085	ph = (py < 0)? 0: *py;
1086
1087	*py = 0;
1088	}
1089
1090	/* Also check if coords are greater than the display resolution. */
1091	if (px + pw > cx)
1092	{
1093	pw = cx > px? cx - *px: 0;
1094	}
1095
1096	if (py + ph > cy)
1097	{
1098	ph = cy > py? cy - *py: 0;
1099	}
1100	}
1101
1102	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1103	{
1104	/*
1105	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1106	* Safe to use VBVA vars and take the framebuffer lock.
1107	*/
1108
1109	#ifdef DEBUG_sunlover
1110	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1111	uScreenId, x, y, w, h));
1112	#endif /* DEBUG_sunlover */
1113
1114	/* No updates for a disabled guest screen. */
1115	if (maFramebuffers[uScreenId].fDisabled)
1116	return;
1117
1118	/* No updates for a blank guest screen. */
1119	/** @note Disabled for now, as the GUI does not update the picture when we
1120	* first blank. */
1121	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1122	return; */
1123
1124	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1125	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1126
1127	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1128	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1129
1130	alockr.release();
1131
1132	if (RT_LIKELY(!pFramebuffer.isNull()))
1133	{
1134	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1135	{
1136	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1137
1138	if (w != 0 && h != 0)
1139	{
1140	pFramebuffer->NotifyUpdate(x, y, w, h);
1141	}
1142	}
1143	else
1144	{
1145	if (RT_LIKELY(!pSourceBitmap.isNull()))
1146	{ /* likely */ }
1147	else
1148	{
1149	/* Create a source bitmap if UpdateImage mode is used. */
1150	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1151	if (SUCCEEDED(hr))
1152	{
1153	BYTE *pAddress = NULL;
1154	ULONG ulWidth = 0;
1155	ULONG ulHeight = 0;
1156	ULONG ulBitsPerPixel = 0;
1157	ULONG ulBytesPerLine = 0;
1158	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1159
1160	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1161	&ulWidth,
1162	&ulHeight,
1163	&ulBitsPerPixel,
1164	&ulBytesPerLine,
1165	&bitmapFormat);
1166	if (SUCCEEDED(hr))
1167	{
1168	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1169
1170	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1171	{
1172	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1173	pFBInfo->updateImage.pu8Address = pAddress;
1174	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1175	}
1176
1177	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1178
1179	alockw.release();
1180	}
1181	}
1182	}
1183
1184	if (RT_LIKELY(!pSourceBitmap.isNull()))
1185	{
1186	BYTE *pbAddress = NULL;
1187	ULONG ulWidth = 0;
1188	ULONG ulHeight = 0;
1189	ULONG ulBitsPerPixel = 0;
1190	ULONG ulBytesPerLine = 0;
1191	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1192
1193	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1194	&ulWidth,
1195	&ulHeight,
1196	&ulBitsPerPixel,
1197	&ulBytesPerLine,
1198	&bitmapFormat);
1199	if (SUCCEEDED(hr))
1200	{
1201	/* Make sure that the requested update is within the source bitmap dimensions. */
1202	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1203
1204	if (w != 0 && h != 0)
1205	{
1206	const size_t cbData = w * h * 4;
1207	com::SafeArray<BYTE> image(cbData);
1208
1209	uint8_t *pu8Dst = image.raw();
1210	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1211
1212	int i;
1213	for (i = y; i < y + h; ++i)
1214	{
1215	memcpy(pu8Dst, pu8Src, w * 4);
1216	pu8Dst += w * 4;
1217	pu8Src += ulBytesPerLine;
1218	}
1219
1220	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1221	}
1222	}
1223	}
1224	}
1225	}
1226
1227	#ifndef VBOX_WITH_HGSMI
1228	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1229	{
1230	#else
1231	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1232	{
1233	#endif /* VBOX_WITH_HGSMI */
1234	/* When VBVA is enabled, the VRDP server is informed
1235	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1236	* Inform the server here only if VBVA is disabled.
1237	*/
1238	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1239	}
1240	}
1241
1242	void Display::i_updateGuestGraphicsFacility(void)
1243	{
1244	Guest* pGuest = mParent->i_getGuest();
1245	AssertPtrReturnVoid(pGuest);
1246	/* The following is from GuestImpl.cpp. */
1247	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1248	* to move the graphics and seamless capability -> facility translation to
1249	* VMMDev so this could be saved. */
1250	RTTIMESPEC TimeSpecTS;
1251	RTTimeNow(&TimeSpecTS);
1252
1253	if ( mfVMMDevSupportsGraphics
1254	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1255	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1256	VBoxGuestFacilityStatus_Active,
1257	0 /fFlags/, &TimeSpecTS);
1258	else
1259	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1260	VBoxGuestFacilityStatus_Inactive,
1261	0 /fFlags/, &TimeSpecTS);
1262	}
1263
1264	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1265	{
1266	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1267	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1268	return;
1269	mfVMMDevSupportsGraphics = fSupportsGraphics;
1270	i_updateGuestGraphicsFacility();
1271	/* The VMMDev interface notifies the console. */
1272	}
1273
1274	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1275	{
1276	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1277	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1278
1279	mfGuestVBVACapabilities = fNewCapabilities;
1280	if (!fNotify)
1281	return;
1282	i_updateGuestGraphicsFacility();
1283	/* Tell the console about it */
1284	mParent->i_onAdditionsStateChange();
1285	}
1286
1287	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1288	{
1289	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1290
1291	xInputMappingOrigin = xOrigin;
1292	yInputMappingOrigin = yOrigin;
1293	cxInputMapping = cx;
1294	cyInputMapping = cy;
1295
1296	/* Re-send the seamless rectangles if necessary. */
1297	if (mfSeamlessEnabled)
1298	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1299	}
1300
1301	/**
1302	* Returns the upper left and lower right corners of the virtual framebuffer.
1303	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1304	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1305	*/
1306	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1307	int32_t px2, int32_t py2)
1308	{
1309	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1310	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1311
1312	AssertPtrReturnVoid(px1);
1313	AssertPtrReturnVoid(py1);
1314	AssertPtrReturnVoid(px2);
1315	AssertPtrReturnVoid(py2);
1316	LogRelFlowFunc(("\n"));
1317
1318	if (!mpDrv)
1319	return;
1320	/* If VBVA is not in use then this flag will not be set and this
1321	* will still work as it should. */
1322	if (!maFramebuffers[0].fDisabled)
1323	{
1324	x1 = (int32_t)maFramebuffers[0].xOrigin;
1325	y1 = (int32_t)maFramebuffers[0].yOrigin;
1326	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1327	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1328	}
1329	if (cxInputMapping && cyInputMapping)
1330	{
1331	x1 = xInputMappingOrigin;
1332	y1 = yInputMappingOrigin;
1333	x2 = xInputMappingOrigin + cxInputMapping;
1334	y2 = yInputMappingOrigin + cyInputMapping;
1335	}
1336	else
1337	for (unsigned i = 1; i < mcMonitors; ++i)
1338	{
1339	if (!maFramebuffers[i].fDisabled)
1340	{
1341	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1342	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1343	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1344	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1345	}
1346	}
1347	*px1 = x1;
1348	*py1 = y1;
1349	*px2 = x2;
1350	*py2 = y2;
1351	}
1352
1353	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1354	{
1355	/* Do we need this to access mParent? I presume that the safe VM pointer
1356	* ensures that mpDrv will remain valid. */
1357	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1358	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1359	& ~fCapabilitiesRemoved;
1360
1361	Console::SafeVMPtr ptrVM(mParent);
1362	if (!ptrVM.isOk())
1363	return ptrVM.rc();
1364	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1365	return S_OK;
1366	CHECK_CONSOLE_DRV(mpDrv);
1367	alock.release(); /* Release before calling up for lock order reasons. */
1368	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1369	mfHostCursorCapabilities = fHostCursorCapabilities;
1370	return S_OK;
1371	}
1372
1373	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1374	{
1375	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1376	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1377	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1378	xAdj = RT_MIN(xAdj, cxInputMapping);
1379	yAdj = RT_MIN(yAdj, cyInputMapping);
1380
1381	Console::SafeVMPtr ptrVM(mParent);
1382	if (!ptrVM.isOk())
1383	return ptrVM.rc();
1384	CHECK_CONSOLE_DRV(mpDrv);
1385	alock.release(); /* Release before calling up for lock order reasons. */
1386	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1387	return S_OK;
1388	}
1389
1390	static bool displayIntersectRect(RTRECT *prectResult,
1391	const RTRECT *prect1,
1392	const RTRECT *prect2)
1393	{
1394	/* Initialize result to an empty record. */
1395	memset(prectResult, 0, sizeof(RTRECT));
1396
1397	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1398	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1399
1400	if (xLeftResult < xRightResult)
1401	{
1402	/* There is intersection by X. */
1403
1404	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1405	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1406
1407	if (yTopResult < yBottomResult)
1408	{
1409	/* There is intersection by Y. */
1410
1411	prectResult->xLeft = xLeftResult;
1412	prectResult->yTop = yTopResult;
1413	prectResult->xRight = xRightResult;
1414	prectResult->yBottom = yBottomResult;
1415
1416	return true;
1417	}
1418	}
1419
1420	return false;
1421	}
1422
1423	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1424	{
1425	RTRECT *pRectVisibleRegion = NULL;
1426
1427	if (pRect == mpRectVisibleRegion)
1428	return VINF_SUCCESS;
1429	if (cRect != 0)
1430	{
1431	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1432	if (!pRectVisibleRegion)
1433	{
1434	return VERR_NO_MEMORY;
1435	}
1436	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1437	}
1438	if (mpRectVisibleRegion)
1439	RTMemFree(mpRectVisibleRegion);
1440	mcRectVisibleRegion = cRect;
1441	mpRectVisibleRegion = pRectVisibleRegion;
1442	return VINF_SUCCESS;
1443	}
1444
1445	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1446	{
1447	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1448	* sizeof(RTRECT));
1449	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1450	if (!pVisibleRegion)
1451	{
1452	return VERR_NO_TMP_MEMORY;
1453	}
1454	int rc = i_saveVisibleRegion(cRect, pRect);
1455	if (RT_FAILURE(rc))
1456	{
1457	RTMemTmpFree(pVisibleRegion);
1458	return rc;
1459	}
1460
1461	unsigned uScreenId;
1462	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1463	{
1464	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1465
1466	if ( !pFBInfo->pFramebuffer.isNull()
1467	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1468	{
1469	/* Prepare a new array of rectangles which intersect with the framebuffer.
1470	*/
1471	RTRECT rectFramebuffer;
1472	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1473	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1474	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1475	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1476
1477	uint32_t cRectVisibleRegion = 0;
1478
1479	uint32_t i;
1480	for (i = 0; i < cRect; i++)
1481	{
1482	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1483	{
1484	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1485	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1486	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1487	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1488
1489	cRectVisibleRegion++;
1490	}
1491	}
1492	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1493	}
1494	}
1495
1496	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1497	VMMDev *vmmDev = mParent->i_getVMMDev();
1498	if (mfIsCr3DEnabled && vmmDev)
1499	{
1500	if (mhCrOglSvc)
1501	{
1502	VBOXCRCMDCTL_HGCM *pCtl;
1503	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1504	if (pCtl)
1505	{
1506	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1507	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1508
1509	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1510	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1511
1512	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1513	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1514	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1515
1516	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1517	if (!RT_SUCCESS(rc))
1518	{
1519	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1520	RTMemFree(pCtl);
1521	}
1522	}
1523	else
1524	AssertMsgFailed(("failed to allocate rects memory\n"));
1525	}
1526	else
1527	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1528	}
1529	#endif
1530
1531	RTMemTmpFree(pVisibleRegion);
1532
1533	return VINF_SUCCESS;
1534	}
1535
1536	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1537	{
1538	/// @todo Currently not used by the guest and is not implemented in
1539	/// framebuffers. Remove?
1540	RT_NOREF(pcRects, paRects);
1541	return VERR_NOT_SUPPORTED;
1542	}
1543
1544	#ifdef VBOX_WITH_HGSMI
1545	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1546	uint32_t fu32SupportedOrders,
1547	bool fVideoAccelVRDP,
1548	DISPLAYFBINFO *pFBInfo)
1549	{
1550	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1551
1552	if (pFBInfo->pVBVAHostFlags)
1553	{
1554	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1555
1556	if (pFBInfo->fVBVAEnabled)
1557	{
1558	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1559
1560	if (fVideoAccelVRDP)
1561	{
1562	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1563	}
1564	}
1565
1566	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1567	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1568
1569	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1570	}
1571	}
1572
1573	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1574	bool fVideoAccelVRDP,
1575	DISPLAYFBINFO *paFBInfos,
1576	unsigned cFBInfos)
1577	{
1578	unsigned uScreenId;
1579
1580	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1581	{
1582	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1583	}
1584	}
1585	#endif /* VBOX_WITH_HGSMI */
1586
1587	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1588	{
1589	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1590	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1591	if (RT_SUCCESS(rc))
1592	{
1593	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1594	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1595	}
1596	LogFlowFunc(("leave %Rrc\n", rc));
1597	return rc;
1598	}
1599
1600	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1601	{
1602	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1603	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1604	if (RT_SUCCESS(rc))
1605	{
1606	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1607	videoAccelLeaveVGA(&mVideoAccelLegacy);
1608	}
1609	LogFlowFunc(("leave %Rrc\n", rc));
1610	return rc;
1611	}
1612
1613	void Display::VideoAccelFlushVMMDev(void)
1614	{
1615	LogFlowFunc(("enter\n"));
1616	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1617	if (RT_SUCCESS(rc))
1618	{
1619	i_VideoAccelFlush(mpDrv->pUpPort);
1620	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1621	}
1622	LogFlowFunc(("leave\n"));
1623	}
1624
1625	/* Called always by one VRDP server thread. Can be thread-unsafe.
1626	*/
1627	void Display::i_VideoAccelVRDP(bool fEnable)
1628	{
1629	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1630
1631	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1632
1633	int c = fEnable?
1634	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1635	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1636
1637	Assert (c >= 0);
1638
1639	/* This can run concurrently with Display videoaccel state change. */
1640	RTCritSectEnter(&mVideoAccelLock);
1641
1642	if (c == 0)
1643	{
1644	/* The last client has disconnected, and the accel can be
1645	* disabled.
1646	*/
1647	Assert(fEnable == false);
1648
1649	mfVideoAccelVRDP = false;
1650	mfu32SupportedOrders = 0;
1651
1652	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1653	maFramebuffers, mcMonitors);
1654	#ifdef VBOX_WITH_HGSMI
1655	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1656	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1657	#endif /* VBOX_WITH_HGSMI */
1658
1659	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1660	}
1661	else if ( c == 1
1662	&& !mfVideoAccelVRDP)
1663	{
1664	/* The first client has connected. Enable the accel.
1665	*/
1666	Assert(fEnable == true);
1667
1668	mfVideoAccelVRDP = true;
1669	/* Supporting all orders. */
1670	mfu32SupportedOrders = UINT32_MAX;
1671
1672	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1673	maFramebuffers, mcMonitors);
1674	#ifdef VBOX_WITH_HGSMI
1675	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1676	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1677	#endif /* VBOX_WITH_HGSMI */
1678
1679	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1680	}
1681	else
1682	{
1683	/* A client is connected or disconnected but there is no change in the
1684	* accel state. It remains enabled.
1685	*/
1686	Assert(mfVideoAccelVRDP == true);
1687	}
1688
1689	RTCritSectLeave(&mVideoAccelLock);
1690	}
1691
1692	void Display::i_notifyPowerDown(void)
1693	{
1694	LogRelFlowFunc(("\n"));
1695
1696	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1697
1698	/* Source bitmaps are not available anymore. */
1699	mfSourceBitmapEnabled = false;
1700
1701	alock.release();
1702
1703	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1704	unsigned uScreenId = mcMonitors;
1705	while (uScreenId > 0)
1706	{
1707	--uScreenId;
1708
1709	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1710	if (!pFBInfo->fDisabled)
1711	{
1712	i_handleDisplayResize(uScreenId, 32,
1713	pFBInfo->pu8FramebufferVRAM,
1714	pFBInfo->u32LineSize,
1715	pFBInfo->w,
1716	pFBInfo->h,
1717	pFBInfo->flags,
1718	pFBInfo->xOrigin,
1719	pFBInfo->yOrigin,
1720	false);
1721	}
1722	}
1723	}
1724
1725	// Wrapped IDisplay methods
1726	/////////////////////////////////////////////////////////////////////////////
1727	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1728	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1729	{
1730	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1731
1732	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1733
1734	if (aScreenId >= mcMonitors)
1735	return E_INVALIDARG;
1736
1737	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1738
1739	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1740
1741	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1742	guestMonitorStatus = GuestMonitorStatus_Disabled;
1743	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1744	guestMonitorStatus = GuestMonitorStatus_Blank;
1745
1746	if (aWidth)
1747	*aWidth = pFBInfo->w;
1748	if (aHeight)
1749	*aHeight = pFBInfo->h;
1750	if (aBitsPerPixel)
1751	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1752	if (aXOrigin)
1753	*aXOrigin = pFBInfo->xOrigin;
1754	if (aYOrigin)
1755	*aYOrigin = pFBInfo->yOrigin;
1756	if (aGuestMonitorStatus)
1757	*aGuestMonitorStatus = guestMonitorStatus;
1758
1759	return S_OK;
1760	}
1761
1762
1763	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1764	{
1765	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1766
1767	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1768
1769	if (aScreenId >= mcMonitors)
1770	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1771	aScreenId, mcMonitors);
1772
1773	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1774	if (!pFBInfo->pFramebuffer.isNull())
1775	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1776	aScreenId);
1777
1778	pFBInfo->pFramebuffer = aFramebuffer;
1779	pFBInfo->framebufferId.create();
1780	aId = pFBInfo->framebufferId;
1781
1782	SafeArray<FramebufferCapabilities_T> caps;
1783	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1784	pFBInfo->u32Caps = 0;
1785	size_t i;
1786	for (i = 0; i < caps.size(); ++i)
1787	pFBInfo->u32Caps \|= caps[i];
1788
1789	alock.release();
1790
1791	/* The driver might not have been constructed yet */
1792	if (mpDrv)
1793	{
1794	/* Inform the framebuffer about the actual screen size. */
1795	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1796	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1797
1798	/* Re-send the seamless rectangles if necessary. */
1799	if (mfSeamlessEnabled)
1800	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1801	}
1802
1803	Console::SafeVMPtrQuiet ptrVM(mParent);
1804	if (ptrVM.isOk())
1805	{
1806	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1807	if (mfIsCr3DEnabled)
1808	{
1809	VBOXCRCMDCTL_HGCM data;
1810	RT_ZERO(data);
1811	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1812	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1813
1814	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1815	data.aParms[0].u.uint32 = aScreenId;
1816
1817	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1818	AssertRC(vrc);
1819	}
1820	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1821
1822	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1823	3, this, aScreenId, false);
1824	}
1825
1826	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1827	return S_OK;
1828	}
1829
1830	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1831	{
1832	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1833
1834	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1835
1836	if (aScreenId >= mcMonitors)
1837	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1838	aScreenId, mcMonitors);
1839
1840	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1841
1842	if (pFBInfo->framebufferId != aId)
1843	{
1844	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1845	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1846	}
1847
1848	pFBInfo->pFramebuffer.setNull();
1849	pFBInfo->framebufferId.clear();
1850
1851	alock.release();
1852
1853	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1854	Console::SafeVMPtrQuiet ptrVM(mParent);
1855	if (ptrVM.isOk())
1856	{
1857	if (mfIsCr3DEnabled)
1858	{
1859	VBOXCRCMDCTL_HGCM data;
1860	RT_ZERO(data);
1861	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1862	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1863
1864	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1865	data.aParms[0].u.uint32 = aScreenId;
1866
1867	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1868	AssertRC(vrc);
1869	}
1870	}
1871	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1872
1873	return S_OK;
1874	}
1875
1876	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1877	{
1878	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1879
1880	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1881
1882	if (aScreenId >= mcMonitors)
1883	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1884	aScreenId, mcMonitors);
1885
1886	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1887
1888	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1889
1890	return S_OK;
1891	}
1892
1893	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1894	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1895	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1896	{
1897	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1898	{
1899	/* Some of parameters must not change. Query current mode. */
1900	ULONG ulWidth = 0;
1901	ULONG ulHeight = 0;
1902	ULONG ulBitsPerPixel = 0;
1903	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1904	if (FAILED(hr))
1905	return hr;
1906
1907	/* Assign current values to not changing parameters. */
1908	if (aWidth == 0)
1909	aWidth = ulWidth;
1910	if (aHeight == 0)
1911	aHeight = ulHeight;
1912	if (aBitsPerPixel == 0)
1913	aBitsPerPixel = ulBitsPerPixel;
1914	}
1915
1916	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1917
1918	if (aDisplay >= mcMonitors)
1919	return E_INVALIDARG;
1920
1921	CHECK_CONSOLE_DRV(mpDrv);
1922
1923	/*
1924	* It is up to the guest to decide whether the hint is
1925	* valid. Therefore don't do any VRAM sanity checks here.
1926	*/
1927
1928	/* Have to release the lock because the pfnRequestDisplayChange
1929	* will call EMT. */
1930	alock.release();
1931
1932	/* We always send the hint to the graphics card in case the guest enables
1933	* support later. For now we notify exactly when support is enabled. */
1934	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1935	aBitsPerPixel, aDisplay,
1936	aChangeOrigin ? aOriginX : ~0,
1937	aChangeOrigin ? aOriginY : ~0,
1938	RT_BOOL(aEnabled),
1939	mfGuestVBVACapabilities
1940	& VBVACAPS_VIDEO_MODE_HINTS);
1941	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1942	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1943	{
1944	mParent->i_sendACPIMonitorHotPlugEvent();
1945	}
1946
1947	/* We currently never suppress the VMMDev hint if the guest has requested
1948	* it. Specifically the video graphics driver may not be responsible for
1949	* screen positioning in the guest virtual desktop, and the component
1950	* responsible may want to get the hint from VMMDev. */
1951	VMMDev *pVMMDev = mParent->i_getVMMDev();
1952	if (pVMMDev)
1953	{
1954	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1955	if (pVMMDevPort)
1956	{
1957	VMMDevDisplayDef d;
1958	d.idDisplay = aDisplay;
1959	d.xOrigin = aOriginX;
1960	d.yOrigin = aOriginY;
1961	d.cx = aWidth;
1962	d.cy = aHeight;
1963	d.cBitsPerPixel = aBitsPerPixel;
1964	d.fDisplayFlags = VMMDEV_DISPLAY_CX \| VMMDEV_DISPLAY_CY \| VMMDEV_DISPLAY_BPP;
1965	if (!aEnabled)
1966	d.fDisplayFlags \|= VMMDEV_DISPLAY_DISABLED;
1967	if (aChangeOrigin)
1968	d.fDisplayFlags \|= VMMDEV_DISPLAY_ORIGIN;
1969	if (aDisplay == 0)
1970	d.fDisplayFlags \|= VMMDEV_DISPLAY_PRIMARY;
1971
1972	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, 1, &d, false);
1973	}
1974	}
1975	return S_OK;
1976	}
1977
1978	HRESULT Display::setSeamlessMode(BOOL enabled)
1979	{
1980	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1981
1982	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1983	alock.release();
1984
1985	VMMDev *pVMMDev = mParent->i_getVMMDev();
1986	if (pVMMDev)
1987	{
1988	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1989	if (pVMMDevPort)
1990	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1991	}
1992	mfSeamlessEnabled = RT_BOOL(enabled);
1993
1994	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1995	if (!enabled)
1996	{
1997	VMMDev *vmmDev = mParent->i_getVMMDev();
1998	if (mfIsCr3DEnabled && vmmDev)
1999	{
2000	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
2001	if (!pData)
2002	{
2003	AssertMsgFailed(("RTMemAlloc failed\n"));
2004	return VERR_NO_MEMORY;
2005	}
2006
2007	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2008	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2009
2010	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2011	pData->aParms[0].u.pointer.addr = NULL;
2012	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2013
2014	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
2015	if (!RT_SUCCESS(rc))
2016	{
2017	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2018	RTMemFree(pData);
2019	}
2020	}
2021	}
2022	#endif
2023	return S_OK;
2024	}
2025
2026	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2027	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2028	uint32_t u32Width, uint32_t u32Height)
2029	{
2030	if ( pDisplay->mfIsCr3DEnabled
2031	&& pDisplay->mCrOglCallbacks.pfnHasData
2032	&& pDisplay->mCrOglCallbacks.pfnHasData())
2033	{
2034	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2035	if (pVMMDev)
2036	{
2037	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2038	if (pScreenshot)
2039	{
2040	/* screen id or CRSCREEN_ALL to specify all enabled */
2041	pScreenshot->u32Screen = aScreenId;
2042	pScreenshot->u32Width = u32Width;
2043	pScreenshot->u32Height = u32Height;
2044	pScreenshot->u32Pitch = u32Width * 4;
2045	pScreenshot->pvBuffer = pbData;
2046	pScreenshot->pvContext = NULL;
2047	pScreenshot->pfnScreenshotBegin = NULL;
2048	pScreenshot->pfnScreenshotPerform = NULL;
2049	pScreenshot->pfnScreenshotEnd = NULL;
2050
2051	VBOXCRCMDCTL_HGCM data;
2052	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2053	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2054
2055	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2056	data.aParms[0].u.pointer.addr = pScreenshot;
2057	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2058
2059	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2060
2061	RTMemFree(pScreenshot);
2062
2063	if (RT_SUCCESS(rc))
2064	return TRUE;
2065	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2066	/* fall back to the non-3d mechanism */
2067	}
2068	}
2069	}
2070	return FALSE;
2071	}
2072	#endif
2073
2074	/* static */
2075	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2076	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2077	{
2078	int rc;
2079	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2080	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2081	{
2082	if (pDisplay->mpDrv)
2083	{
2084	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2085	*pfMemFree = false;
2086	}
2087	else
2088	{
2089	/* No image. */
2090	*ppbData = NULL;
2091	*pcbData = 0;
2092	*pcx = 0;
2093	*pcy = 0;
2094	*pfMemFree = true;
2095	rc = VINF_SUCCESS;
2096	}
2097	}
2098	else if (aScreenId < pDisplay->mcMonitors)
2099	{
2100	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2101
2102	uint32_t width = pFBInfo->w;
2103	uint32_t height = pFBInfo->h;
2104
2105	/* Allocate 32 bit per pixel bitmap. */
2106	size_t cbRequired = width * 4 * height;
2107
2108	if (cbRequired)
2109	{
2110	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2111	if (pbDst != NULL)
2112	{
2113	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2114	{
2115	/* Copy guest VRAM to the allocated 32bpp buffer. */
2116	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2117	int32_t xSrc = 0;
2118	int32_t ySrc = 0;
2119	uint32_t u32SrcWidth = width;
2120	uint32_t u32SrcHeight = height;
2121	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2122	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2123
2124	int32_t xDst = 0;
2125	int32_t yDst = 0;
2126	uint32_t u32DstWidth = u32SrcWidth;
2127	uint32_t u32DstHeight = u32SrcHeight;
2128	uint32_t u32DstLineSize = u32DstWidth * 4;
2129	uint32_t u32DstBitsPerPixel = 32;
2130
2131	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2132	width, height,
2133	pu8Src,
2134	xSrc, ySrc,
2135	u32SrcWidth, u32SrcHeight,
2136	u32SrcLineSize, u32SrcBitsPerPixel,
2137	pbDst,
2138	xDst, yDst,
2139	u32DstWidth, u32DstHeight,
2140	u32DstLineSize, u32DstBitsPerPixel);
2141	}
2142	else
2143	{
2144	memset(pbDst, 0, cbRequired);
2145	rc = VINF_SUCCESS;
2146	}
2147	if (RT_SUCCESS(rc))
2148	{
2149	*ppbData = pbDst;
2150	*pcbData = cbRequired;
2151	*pcx = width;
2152	*pcy = height;
2153	*pfMemFree = true;
2154	}
2155	else
2156	{
2157	RTMemFree(pbDst);
2158
2159	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2160	if ( rc == VERR_INVALID_STATE
2161	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2162	{
2163	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2164	*pfMemFree = false;
2165	}
2166	}
2167	}
2168	else
2169	rc = VERR_NO_MEMORY;
2170	}
2171	else
2172	{
2173	/* No image. */
2174	*ppbData = NULL;
2175	*pcbData = 0;
2176	*pcx = 0;
2177	*pcy = 0;
2178	*pfMemFree = true;
2179	rc = VINF_SUCCESS;
2180	}
2181	}
2182	else
2183	rc = VERR_INVALID_PARAMETER;
2184	return rc;
2185	}
2186
2187	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2188	BYTE *address, ULONG width, ULONG height)
2189	{
2190	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2191	/*
2192	* CrOgl screenshot hook/hack.
2193	*/
2194	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2195	return VINF_SUCCESS;
2196	#endif
2197
2198	uint8_t *pbData = NULL;
2199	size_t cbData = 0;
2200	uint32_t cx = 0;
2201	uint32_t cy = 0;
2202	bool fFreeMem = false;
2203	int vrc = VINF_SUCCESS;
2204
2205	int cRetries = 5;
2206	while (cRetries-- > 0)
2207	{
2208	/* Note! Not sure if the priority call is such a good idea here, but
2209	it would be nice to have an accurate screenshot for the bug
2210	report if the VM deadlocks. */
2211	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2212	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2213	if (vrc != VERR_TRY_AGAIN)
2214	{
2215	break;
2216	}
2217
2218	RTThreadSleep(10);
2219	}
2220
2221	if (RT_SUCCESS(vrc) && pbData)
2222	{
2223	if (cx == width && cy == height)
2224	{
2225	/* No scaling required. */
2226	memcpy(address, pbData, cbData);
2227	}
2228	else
2229	{
2230	/* Scale. */
2231	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2232
2233	uint8_t *dst = address;
2234	uint8_t *src = pbData;
2235	int dstW = width;
2236	int dstH = height;
2237	int srcW = cx;
2238	int srcH = cy;
2239	int iDeltaLine = cx * 4;
2240
2241	BitmapScale32(dst,
2242	dstW, dstH,
2243	src,
2244	iDeltaLine,
2245	srcW, srcH);
2246	}
2247
2248	if (fFreeMem)
2249	RTMemFree(pbData);
2250	else
2251	{
2252	/* This can be called from any thread. */
2253	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2254	}
2255	}
2256
2257	return vrc;
2258	}
2259
2260	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2261	BYTE *aAddress,
2262	ULONG aWidth,
2263	ULONG aHeight,
2264	BitmapFormat_T aBitmapFormat,
2265	ULONG *pcbOut)
2266	{
2267	HRESULT rc = S_OK;
2268
2269	/* Do not allow too small and too large screenshots. This also filters out negative
2270	* values passed as either 'aWidth' or 'aHeight'.
2271	*/
2272	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2273	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2274
2275	if ( aBitmapFormat != BitmapFormat_BGR0
2276	&& aBitmapFormat != BitmapFormat_BGRA
2277	&& aBitmapFormat != BitmapFormat_RGBA
2278	&& aBitmapFormat != BitmapFormat_PNG)
2279	{
2280	return setError(E_NOTIMPL,
2281	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2282	}
2283
2284	Console::SafeVMPtr ptrVM(mParent);
2285	if (!ptrVM.isOk())
2286	return ptrVM.rc();
2287
2288	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2289
2290	if (RT_SUCCESS(vrc))
2291	{
2292	const size_t cbData = aWidth * 4 * aHeight;
2293
2294	/* Most of uncompressed formats. */
2295	*pcbOut = (ULONG)cbData;
2296
2297	if (aBitmapFormat == BitmapFormat_BGR0)
2298	{
2299	/* Do nothing. */
2300	}
2301	else if (aBitmapFormat == BitmapFormat_BGRA)
2302	{
2303	uint32_t pu32 = (uint32_t )aAddress;
2304	size_t cPixels = aWidth * aHeight;
2305	while (cPixels--)
2306	{
2307	*pu32++ \|= UINT32_C(0xFF000000);
2308	}
2309	}
2310	else if (aBitmapFormat == BitmapFormat_RGBA)
2311	{
2312	uint8_t *pu8 = aAddress;
2313	size_t cPixels = aWidth * aHeight;
2314	while (cPixels--)
2315	{
2316	uint8_t u8 = pu8[0];
2317	pu8[0] = pu8[2];
2318	pu8[2] = u8;
2319	pu8[3] = 0xFF;
2320
2321	pu8 += 4;
2322	}
2323	}
2324	else if (aBitmapFormat == BitmapFormat_PNG)
2325	{
2326	uint8_t *pu8PNG = NULL;
2327	uint32_t cbPNG = 0;
2328	uint32_t cxPNG = 0;
2329	uint32_t cyPNG = 0;
2330
2331	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2332	if (RT_SUCCESS(vrc))
2333	{
2334	if (cbPNG <= cbData)
2335	{
2336	memcpy(aAddress, pu8PNG, cbPNG);
2337	*pcbOut = cbPNG;
2338	}
2339	else
2340	{
2341	rc = setError(E_FAIL,
2342	tr("PNG is larger than 32bpp bitmap"));
2343	}
2344	}
2345	else
2346	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2347	RTMemFree(pu8PNG);
2348	}
2349	}
2350	else if (vrc == VERR_TRY_AGAIN)
2351	rc = setErrorBoth(E_UNEXPECTED, vrc, tr("Screenshot is not available at this time"));
2352	else if (RT_FAILURE(vrc))
2353	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not take a screenshot (%Rrc)"), vrc);
2354
2355	return rc;
2356	}
2357
2358	HRESULT Display::takeScreenShot(ULONG aScreenId,
2359	BYTE *aAddress,
2360	ULONG aWidth,
2361	ULONG aHeight,
2362	BitmapFormat_T aBitmapFormat)
2363	{
2364	HRESULT rc = S_OK;
2365
2366	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2367	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2368
2369	ULONG cbOut = 0;
2370	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2371	NOREF(cbOut);
2372
2373	LogRelFlowFunc(("%Rhrc\n", rc));
2374	return rc;
2375	}
2376
2377	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2378	ULONG aWidth,
2379	ULONG aHeight,
2380	BitmapFormat_T aBitmapFormat,
2381	std::vector<BYTE> &aScreenData)
2382	{
2383	HRESULT rc = S_OK;
2384
2385	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2386	aScreenId, aWidth, aHeight, aBitmapFormat));
2387
2388	/* Do not allow too small and too large screenshots. This also filters out negative
2389	* values passed as either 'aWidth' or 'aHeight'.
2390	*/
2391	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2392	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2393
2394	const size_t cbData = aWidth * 4 * aHeight;
2395	aScreenData.resize(cbData);
2396
2397	ULONG cbOut = 0;
2398	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2399	if (FAILED(rc))
2400	cbOut = 0;
2401
2402	aScreenData.resize(cbOut);
2403
2404	LogRelFlowFunc(("%Rhrc\n", rc));
2405	return rc;
2406	}
2407
2408	#ifdef VBOX_WITH_VIDEOREC
2409	/**
2410	* Returns the currently enabled video capturing features.
2411	*
2412	* @returns Enables video capturing features.
2413	*/
2414	VIDEORECFEATURES Display::i_videoRecGetFeatures(void)
2415	{
2416	return VideoRecGetFeatures(&mVideoRecCfg);
2417	}
2418
2419	/**
2420	* Returns whether video capturing is currently is active or not.
2421	*
2422	* @returns True if video capturing is active, false if not.
2423	*/
2424	bool Display::i_videoRecStarted(void)
2425	{
2426	return VideoRecIsStarted(mpVideoRecCtx);
2427	}
2428
2429	/**
2430	* Invalidates the video recording configuration.
2431	*/
2432	void Display::i_videoRecInvalidate(void)
2433	{
2434	AssertPtr(mParent);
2435	ComPtr<IMachine> pMachine = mParent->i_machine();
2436	Assert(pMachine.isNotNull());
2437
2438	mVideoRecCfg.enmDst = VIDEORECDEST_FILE; /** @todo Make this configurable once we have more variations. */
2439
2440	/*
2441	* Cache parameters from API.
2442	*/
2443	com::SafeArray<BOOL> aScreens;
2444	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(aScreens));
2445	AssertComRCReturnVoid(hrc);
2446
2447	mVideoRecCfg.aScreens.resize(aScreens.size());
2448	for (size_t i = 0; i < aScreens.size(); ++i)
2449	mVideoRecCfg.aScreens[i] = aScreens[i];
2450
2451	hrc = pMachine->COMGETTER(VideoCaptureWidth)((ULONG *)&mVideoRecCfg.Video.uWidth);
2452	AssertComRCReturnVoid(hrc);
2453	hrc = pMachine->COMGETTER(VideoCaptureHeight)((ULONG *)&mVideoRecCfg.Video.uHeight);
2454	AssertComRCReturnVoid(hrc);
2455	hrc = pMachine->COMGETTER(VideoCaptureRate)((ULONG *)&mVideoRecCfg.Video.uRate);
2456	AssertComRCReturnVoid(hrc);
2457	hrc = pMachine->COMGETTER(VideoCaptureFPS)((ULONG *)&mVideoRecCfg.Video.uFPS);
2458	AssertComRCReturnVoid(hrc);
2459	hrc = pMachine->COMGETTER(VideoCaptureFile)(mVideoRecCfg.File.strName.asOutParam());
2460	AssertComRCReturnVoid(hrc);
2461	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)((ULONG *)&mVideoRecCfg.File.uMaxSizeMB);
2462	AssertComRCReturnVoid(hrc);
2463	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)((ULONG *)&mVideoRecCfg.uMaxTimeS);
2464	AssertComRCReturnVoid(hrc);
2465	BSTR bstrOptions;
2466	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&bstrOptions);
2467	AssertComRCReturnVoid(hrc);
2468
2469	/*
2470	* Set sensible defaults.
2471	*/
2472	mVideoRecCfg.Video.fEnabled = true; /* Enabled by default. */
2473
2474	if (!mVideoRecCfg.Video.uFPS) /* Prevent division by zero. */
2475	mVideoRecCfg.Video.uFPS = 15;
2476
2477	#ifdef VBOX_WITH_LIBVPX
2478	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = 1000000 / mVideoRecCfg.Video.uFPS;
2479	#endif
2480
2481	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2482	mVideoRecCfg.Audio.fEnabled = false; /* Disabled by default, unless set otherwise below. */
2483	/* By default we use 22,5kHz, 16-bit, stereo for the audio track. */
2484	mVideoRecCfg.Audio.uHz = 22050;
2485	mVideoRecCfg.Audio.cBits = 16;
2486	mVideoRecCfg.Audio.cChannels = 2;
2487	#endif
2488
2489	/*
2490	* Parse options string.
2491	*/
2492	com::Utf8Str strOptions(bstrOptions);
2493	size_t pos = 0;
2494	com::Utf8Str key, value;
2495	while ((pos = strOptions.parseKeyValue(key, value, pos)) != com::Utf8Str::npos)
2496	{
2497	if (key.compare("vc_quality", Utf8Str::CaseInsensitive) == 0)
2498	{
2499	#ifdef VBOX_WITH_LIBVPX
2500	if (value.compare("realtime", Utf8Str::CaseInsensitive) == 0)
2501	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = VPX_DL_REALTIME;
2502	else if (value.compare("good", Utf8Str::CaseInsensitive) == 0)
2503	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = 1000000 / mVideoRecCfg.Video.uFPS;
2504	else if (value.compare("best", Utf8Str::CaseInsensitive) == 0)
2505	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = VPX_DL_BEST_QUALITY;
2506	else
2507	{
2508	LogRel(("VideoRec: Setting quality deadline to '%s'\n", value.c_str()));
2509	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = value.toUInt32();
2510	#endif
2511	}
2512	}
2513	else if (key.compare("vc_enabled", Utf8Str::CaseInsensitive) == 0)
2514	{
2515	if (value.compare("false", Utf8Str::CaseInsensitive) == 0)
2516	{
2517	mVideoRecCfg.Video.fEnabled = false;
2518	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2519	LogRel(("VideoRec: Only audio will be recorded\n"));
2520	#endif
2521	}
2522	}
2523	else if (key.compare("ac_enabled", Utf8Str::CaseInsensitive) == 0)
2524	{
2525	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2526	if (value.compare("true", Utf8Str::CaseInsensitive) == 0)
2527	{
2528	mVideoRecCfg.Audio.fEnabled = true;
2529
2530	}
2531	else
2532	LogRel(("VideoRec: Only video will be recorded\n"));
2533	#endif
2534	}
2535	else if (key.compare("ac_profile", Utf8Str::CaseInsensitive) == 0)
2536	{
2537	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2538	if (value.compare("low", Utf8Str::CaseInsensitive) == 0)
2539	{
2540	mVideoRecCfg.Audio.uHz = 8000;
2541	mVideoRecCfg.Audio.cBits = 16;
2542	mVideoRecCfg.Audio.cChannels = 1;
2543	}
2544	else if (value.startsWith("med" /* "med[ium]" */, Utf8Str::CaseInsensitive) == 0)
2545	{
2546	/* Stay with the default set above. */
2547	}
2548	else if (value.compare("high", Utf8Str::CaseInsensitive) == 0)
2549	{
2550	mVideoRecCfg.Audio.uHz = 48000;
2551	mVideoRecCfg.Audio.cBits = 16;
2552	mVideoRecCfg.Audio.cChannels = 2;
2553	}
2554	#endif
2555	}
2556	else
2557	LogRel(("VideoRec: Unknown option '%s' (value '%s'), skipping\n", key.c_str(), value.c_str()));
2558
2559	} /* while */
2560
2561	/*
2562	* Invalidate screens.
2563	*/
2564	for (unsigned i = 0; i < mVideoRecCfg.aScreens.size(); i++)
2565	{
2566	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(mVideoRecCfg.aScreens[i]);
2567
2568	maVideoRecEnabled[i] = RT_BOOL(mVideoRecCfg.aScreens[i]);
2569
2570	if (fChanged && i < mcMonitors)
2571	i_videoRecScreenChanged(i);
2572
2573	}
2574	}
2575
2576	/**
2577	* Sends belonging audio samples to the video capturing code.
2578	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2579	*
2580	* @returns IPRT status code.
2581	* @param pvData Audio data.
2582	* @param cbData Size (in bytes) of audio data.
2583	* @param uTimestampMs Timestamp (in ms) of the audio data.
2584	*/
2585	int Display::i_videoRecSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2586	{
2587	if ( VideoRecIsStarted(mpVideoRecCtx)
2588	&& VideoRecGetFeatures(&mVideoRecCfg) & VIDEORECFEATURE_AUDIO)
2589	{
2590	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2591	}
2592
2593	return VINF_SUCCESS;
2594	}
2595
2596	/**
2597	* Start video capturing. Does nothing if capturing is already active.
2598	*
2599	* @param pVideoRecCfg Video recording configuration to use.
2600	* @returns IPRT status code.
2601	*/
2602	int Display::i_videoRecStart(void)
2603	{
2604	if (VideoRecIsStarted(mpVideoRecCtx))
2605	return VINF_SUCCESS;
2606
2607	LogRel(("VideoRec: Starting ...\n"));
2608
2609	int rc = VideoRecContextCreate(mcMonitors, &mVideoRecCfg, &mpVideoRecCtx);
2610	if (RT_SUCCESS(rc))
2611	{
2612	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2613	{
2614	int rc2 = VideoRecStreamInit(VideoRecGetStream(mpVideoRecCtx, uScreen), mpVideoRecCtx, uScreen);
2615	if (RT_SUCCESS(rc2))
2616	{
2617	i_videoRecScreenChanged(uScreen);
2618	}
2619	else
2620	LogRel(("VideoRec: Failed to initialize video recording context #%u (%Rrc)\n", uScreen, rc2));
2621
2622	if (RT_SUCCESS(rc))
2623	rc = rc2;
2624	}
2625	}
2626
2627	if (RT_FAILURE(rc))
2628	LogRel(("VideoRec: Failed to start video recording (%Rrc)\n", rc));
2629
2630	return rc;
2631	}
2632
2633	/**
2634	* Stops video capturing. Does nothing if video capturing is not active.
2635	*/
2636	void Display::i_videoRecStop(void)
2637	{
2638	if (!VideoRecIsStarted(mpVideoRecCtx))
2639	return;
2640
2641	LogRel(("VideoRec: Stopping ...\n"));
2642
2643	VideoRecContextDestroy(mpVideoRecCtx);
2644	mpVideoRecCtx = NULL;
2645
2646	unsigned uScreenId;
2647	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2648	i_videoRecScreenChanged(uScreenId);
2649	}
2650
2651	void Display::i_videoRecScreenChanged(unsigned uScreenId)
2652	{
2653	if ( !VideoRecIsStarted(mpVideoRecCtx)
2654	\|\| !maVideoRecEnabled[uScreenId])
2655	{
2656	/* Skip recording this screen. */
2657	return;
2658	}
2659
2660	/* Get a new source bitmap which will be used by video recording code. */
2661	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2662	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2663
2664	int rc2 = RTCritSectEnter(&mVideoRecLock);
2665	if (RT_SUCCESS(rc2))
2666	{
2667	maFramebuffers[uScreenId].videoRec.pSourceBitmap = pSourceBitmap;
2668
2669	rc2 = RTCritSectLeave(&mVideoRecLock);
2670	AssertRC(rc2);
2671	}
2672	}
2673	#endif /* VBOX_WITH_VIDEOREC */
2674
2675	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2676	ULONG x, ULONG y, ULONG width, ULONG height)
2677	{
2678	int rc = VINF_SUCCESS;
2679
2680	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2681
2682	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2683	{
2684	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2685	}
2686	else if (aScreenId < pDisplay->mcMonitors)
2687	{
2688	/* Copy the bitmap to the guest VRAM. */
2689	const uint8_t *pu8Src = address;
2690	int32_t xSrc = 0;
2691	int32_t ySrc = 0;
2692	uint32_t u32SrcWidth = width;
2693	uint32_t u32SrcHeight = height;
2694	uint32_t u32SrcLineSize = width * 4;
2695	uint32_t u32SrcBitsPerPixel = 32;
2696
2697	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2698	int32_t xDst = x;
2699	int32_t yDst = y;
2700	uint32_t u32DstWidth = pFBInfo->w;
2701	uint32_t u32DstHeight = pFBInfo->h;
2702	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2703	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2704
2705	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2706	width, height,
2707	pu8Src,
2708	xSrc, ySrc,
2709	u32SrcWidth, u32SrcHeight,
2710	u32SrcLineSize, u32SrcBitsPerPixel,
2711	pu8Dst,
2712	xDst, yDst,
2713	u32DstWidth, u32DstHeight,
2714	u32DstLineSize, u32DstBitsPerPixel);
2715	if (RT_SUCCESS(rc))
2716	{
2717	if (!pFBInfo->pSourceBitmap.isNull())
2718	{
2719	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2720	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2721	*/
2722	if ( pFBInfo->fDefaultFormat
2723	&& !pFBInfo->fDisabled)
2724	{
2725	BYTE *pAddress = NULL;
2726	ULONG ulWidth = 0;
2727	ULONG ulHeight = 0;
2728	ULONG ulBitsPerPixel = 0;
2729	ULONG ulBytesPerLine = 0;
2730	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2731
2732	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2733	&ulWidth,
2734	&ulHeight,
2735	&ulBitsPerPixel,
2736	&ulBytesPerLine,
2737	&bitmapFormat);
2738	if (SUCCEEDED(hrc))
2739	{
2740	pu8Src = pFBInfo->pu8FramebufferVRAM;
2741	xSrc = x;
2742	ySrc = y;
2743	u32SrcWidth = pFBInfo->w;
2744	u32SrcHeight = pFBInfo->h;
2745	u32SrcLineSize = pFBInfo->u32LineSize;
2746	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2747
2748	/* Default format is 32 bpp. */
2749	pu8Dst = pAddress;
2750	xDst = xSrc;
2751	yDst = ySrc;
2752	u32DstWidth = u32SrcWidth;
2753	u32DstHeight = u32SrcHeight;
2754	u32DstLineSize = u32DstWidth * 4;
2755	u32DstBitsPerPixel = 32;
2756
2757	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2758	width, height,
2759	pu8Src,
2760	xSrc, ySrc,
2761	u32SrcWidth, u32SrcHeight,
2762	u32SrcLineSize, u32SrcBitsPerPixel,
2763	pu8Dst,
2764	xDst, yDst,
2765	u32DstWidth, u32DstHeight,
2766	u32DstLineSize, u32DstBitsPerPixel);
2767	}
2768	}
2769	}
2770
2771	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2772	}
2773	}
2774	else
2775	{
2776	rc = VERR_INVALID_PARAMETER;
2777	}
2778
2779	if (RT_SUCCESS(rc))
2780	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2781
2782	return rc;
2783	}
2784
2785	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2786	{
2787	/// @todo (r=dmik) this function may take too long to complete if the VM
2788	// is doing something like saving state right now. Which, in case if it
2789	// is called on the GUI thread, will make it unresponsive. We should
2790	// check the machine state here (by enclosing the check and VMRequCall
2791	// within the Console lock to make it atomic).
2792
2793	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2794	(void *)aAddress, aX, aY, aWidth, aHeight));
2795
2796	CheckComArgExpr(aWidth, aWidth != 0);
2797	CheckComArgExpr(aHeight, aHeight != 0);
2798
2799	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2800
2801	CHECK_CONSOLE_DRV(mpDrv);
2802
2803	Console::SafeVMPtr ptrVM(mParent);
2804	if (!ptrVM.isOk())
2805	return ptrVM.rc();
2806
2807	/* Release lock because the call scheduled on EMT may also try to take it. */
2808	alock.release();
2809
2810	/*
2811	* Again we're lazy and make the graphics device do all the
2812	* dirty conversion work.
2813	*/
2814	int vrc = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2815	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2816
2817	/*
2818	* If the function returns not supported, we'll have to do all the
2819	* work ourselves using the framebuffer.
2820	*/
2821	HRESULT rc = S_OK;
2822	if (vrc == VERR_NOT_SUPPORTED \|\| vrc == VERR_NOT_IMPLEMENTED)
2823	{
2824	/** @todo implement generic fallback for screen blitting. */
2825	rc = E_NOTIMPL;
2826	}
2827	else if (RT_FAILURE(vrc))
2828	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not draw to the screen (%Rrc)"), vrc);
2829	/// @todo
2830	// else
2831	// {
2832	// /* All ok. Redraw the screen. */
2833	// handleDisplayUpdate(x, y, width, height);
2834	// }
2835
2836	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2837	return rc;
2838	}
2839
2840	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2841	{
2842	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2843
2844	unsigned uScreenId;
2845	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2846	{
2847	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2848
2849	if ( !pFBInfo->fVBVAEnabled
2850	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2851	{
2852	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2853	}
2854	else
2855	{
2856	if (!pFBInfo->fDisabled)
2857	{
2858	/* Render complete VRAM screen to the framebuffer.
2859	* When framebuffer uses VRAM directly, just notify it to update.
2860	*/
2861	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2862	{
2863	BYTE *pAddress = NULL;
2864	ULONG ulWidth = 0;
2865	ULONG ulHeight = 0;
2866	ULONG ulBitsPerPixel = 0;
2867	ULONG ulBytesPerLine = 0;
2868	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2869
2870	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2871	&ulWidth,
2872	&ulHeight,
2873	&ulBitsPerPixel,
2874	&ulBytesPerLine,
2875	&bitmapFormat);
2876	if (SUCCEEDED(hrc))
2877	{
2878	uint32_t width = pFBInfo->w;
2879	uint32_t height = pFBInfo->h;
2880
2881	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2882	int32_t xSrc = 0;
2883	int32_t ySrc = 0;
2884	uint32_t u32SrcWidth = pFBInfo->w;
2885	uint32_t u32SrcHeight = pFBInfo->h;
2886	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2887	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2888
2889	/* Default format is 32 bpp. */
2890	uint8_t *pu8Dst = pAddress;
2891	int32_t xDst = xSrc;
2892	int32_t yDst = ySrc;
2893	uint32_t u32DstWidth = u32SrcWidth;
2894	uint32_t u32DstHeight = u32SrcHeight;
2895	uint32_t u32DstLineSize = u32DstWidth * 4;
2896	uint32_t u32DstBitsPerPixel = 32;
2897
2898	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2899	* implies resize of Framebuffer is in progress and
2900	* copyrect should not be called.
2901	*/
2902	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2903	{
2904	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2905	width, height,
2906	pu8Src,
2907	xSrc, ySrc,
2908	u32SrcWidth, u32SrcHeight,
2909	u32SrcLineSize, u32SrcBitsPerPixel,
2910	pu8Dst,
2911	xDst, yDst,
2912	u32DstWidth, u32DstHeight,
2913	u32DstLineSize, u32DstBitsPerPixel);
2914	}
2915	}
2916	}
2917
2918	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2919	}
2920	}
2921	if (!fUpdateAll)
2922	break;
2923	}
2924	LogRelFlowFunc(("done\n"));
2925	return VINF_SUCCESS;
2926	}
2927
2928	/**
2929	* Does a full invalidation of the VM display and instructs the VM
2930	* to update it immediately.
2931	*
2932	* @returns COM status code
2933	*/
2934
2935	HRESULT Display::invalidateAndUpdate()
2936	{
2937	LogRelFlowFunc(("\n"));
2938
2939	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2940
2941	CHECK_CONSOLE_DRV(mpDrv);
2942
2943	Console::SafeVMPtr ptrVM(mParent);
2944	if (!ptrVM.isOk())
2945	return ptrVM.rc();
2946
2947	HRESULT rc = S_OK;
2948
2949	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2950
2951	/* Have to release the lock when calling EMT. */
2952	alock.release();
2953
2954	int vrc = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2955	3, this, 0, true);
2956	alock.acquire();
2957
2958	if (RT_FAILURE(vrc))
2959	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not invalidate and update the screen (%Rrc)"), vrc);
2960
2961	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2962	return rc;
2963	}
2964
2965	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2966	{
2967	LogRelFlowFunc(("\n"));
2968
2969	HRESULT rc = S_OK;
2970
2971	Console::SafeVMPtr ptrVM(mParent);
2972	if (!ptrVM.isOk())
2973	return ptrVM.rc();
2974
2975	int vrc = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2976	3, this, aScreenId, false);
2977	if (RT_FAILURE(vrc))
2978	rc = setErrorBoth(VBOX_E_IPRT_ERROR, vrc, tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, vrc);
2979
2980	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2981	return rc;
2982	}
2983
2984	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2985	{
2986	#ifdef VBOX_WITH_VIDEOHWACCEL
2987	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *)aCommand);
2988	return S_OK;
2989	#else
2990	return E_NOTIMPL;
2991	#endif
2992	}
2993
2994	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2995	{
2996	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2997
2998	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2999	if (mfIsCr3DEnabled)
3000	{
3001	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
3002	if (RT_FAILURE(rc))
3003	{
3004	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3005	pFb->pendingViewportInfo.fPending = true;
3006	pFb->pendingViewportInfo.x = aX;
3007	pFb->pendingViewportInfo.y = aY;
3008	pFb->pendingViewportInfo.width = aWidth;
3009	pFb->pendingViewportInfo.height = aHeight;
3010	}
3011	}
3012	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3013
3014	/* The driver might not have been constructed yet */
3015	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
3016	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
3017
3018	return S_OK;
3019	}
3020
3021	HRESULT Display::querySourceBitmap(ULONG aScreenId,
3022	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
3023	{
3024	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3025
3026	Console::SafeVMPtr ptrVM(mParent);
3027	if (!ptrVM.isOk())
3028	return ptrVM.rc();
3029
3030	bool fSetRenderVRAM = false;
3031	bool fInvalidate = false;
3032
3033	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3034
3035	if (aScreenId >= mcMonitors)
3036	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3037	aScreenId, mcMonitors);
3038
3039	if (!mfSourceBitmapEnabled)
3040	{
3041	aDisplaySourceBitmap = NULL;
3042	return E_FAIL;
3043	}
3044
3045	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3046
3047	/* No source bitmap for a blank guest screen. */
3048	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
3049	{
3050	aDisplaySourceBitmap = NULL;
3051	return E_FAIL;
3052	}
3053
3054	HRESULT hr = S_OK;
3055
3056	if (pFBInfo->pSourceBitmap.isNull())
3057	{
3058	/* Create a new object. */
3059	ComObjPtr<DisplaySourceBitmap> obj;
3060	hr = obj.createObject();
3061	if (SUCCEEDED(hr))
3062	hr = obj->init(this, aScreenId, pFBInfo);
3063
3064	if (SUCCEEDED(hr))
3065	{
3066	pFBInfo->pSourceBitmap = obj;
3067	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
3068
3069	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3070	{
3071	/* Start buffer updates. */
3072	BYTE *pAddress = NULL;
3073	ULONG ulWidth = 0;
3074	ULONG ulHeight = 0;
3075	ULONG ulBitsPerPixel = 0;
3076	ULONG ulBytesPerLine = 0;
3077	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3078
3079	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3080	&ulWidth,
3081	&ulHeight,
3082	&ulBitsPerPixel,
3083	&ulBytesPerLine,
3084	&bitmapFormat);
3085
3086	mpDrv->IConnector.pbData = pAddress;
3087	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3088	mpDrv->IConnector.cBits = ulBitsPerPixel;
3089	mpDrv->IConnector.cx = ulWidth;
3090	mpDrv->IConnector.cy = ulHeight;
3091
3092	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3093	}
3094
3095	/* Make sure that the bitmap contains the latest image. */
3096	fInvalidate = pFBInfo->fDefaultFormat;
3097	}
3098	}
3099
3100	if (SUCCEEDED(hr))
3101	{
3102	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3103	}
3104
3105	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3106	alock.release();
3107
3108	if (SUCCEEDED(hr))
3109	{
3110	if (fSetRenderVRAM)
3111	{
3112	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3113	}
3114
3115	if (fInvalidate)
3116	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3117	3, this, aScreenId, false);
3118	}
3119
3120	LogRelFlowFunc(("%Rhrc\n", hr));
3121	return hr;
3122	}
3123
3124	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3125	{
3126	NOREF(aGuestScreenLayout);
3127	return E_NOTIMPL;
3128	}
3129
3130	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3131	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3132	{
3133	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3134
3135	if (aGuestScreenInfo.size() != mcMonitors)
3136	return E_INVALIDARG;
3137
3138	CHECK_CONSOLE_DRV(mpDrv);
3139
3140	/*
3141	* It is up to the guest to decide whether the hint is
3142	* valid. Therefore don't do any VRAM sanity checks here.
3143	*/
3144
3145	/* Have to release the lock because the pfnRequestDisplayChange
3146	* will call EMT. */
3147	alock.release();
3148
3149	VMMDev *pVMMDev = mParent->i_getVMMDev();
3150	if (pVMMDev)
3151	{
3152	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
3153	if (pVMMDevPort)
3154	{
3155	uint32_t const cDisplays = (uint32_t)aGuestScreenInfo.size();
3156
3157	size_t const cbAlloc = cDisplays * sizeof(VMMDevDisplayDef);
3158	VMMDevDisplayDef paDisplayDefs = (VMMDevDisplayDef )RTMemAlloc(cbAlloc);
3159	if (paDisplayDefs)
3160	{
3161	for (uint32_t i = 0; i < cDisplays; ++i)
3162	{
3163	VMMDevDisplayDef *p = &paDisplayDefs[i];
3164	ComPtr<IGuestScreenInfo> pScreenInfo = aGuestScreenInfo[i];
3165
3166	ULONG screenId = 0;
3167	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
3168	BOOL origin = FALSE;
3169	BOOL primary = FALSE;
3170	LONG originX = 0;
3171	LONG originY = 0;
3172	ULONG width = 0;
3173	ULONG height = 0;
3174	ULONG bitsPerPixel = 0;
3175
3176	pScreenInfo->COMGETTER(ScreenId) (&screenId);
3177	pScreenInfo->COMGETTER(GuestMonitorStatus)(&guestMonitorStatus);
3178	pScreenInfo->COMGETTER(Primary) (&primary);
3179	pScreenInfo->COMGETTER(Origin) (&origin);
3180	pScreenInfo->COMGETTER(OriginX) (&originX);
3181	pScreenInfo->COMGETTER(OriginY) (&originY);
3182	pScreenInfo->COMGETTER(Width) (&width);
3183	pScreenInfo->COMGETTER(Height) (&height);
3184	pScreenInfo->COMGETTER(BitsPerPixel)(&bitsPerPixel);
3185
3186	LogFlowFunc(("%d %d,%d %dx%d\n", screenId, originX, originY, width, height));
3187
3188	p->idDisplay = screenId;
3189	p->xOrigin = originX;
3190	p->yOrigin = originY;
3191	p->cx = width;
3192	p->cy = height;
3193	p->cBitsPerPixel = bitsPerPixel;
3194	p->fDisplayFlags = VMMDEV_DISPLAY_CX \| VMMDEV_DISPLAY_CY \| VMMDEV_DISPLAY_BPP;
3195	if (guestMonitorStatus == GuestMonitorStatus_Disabled)
3196	p->fDisplayFlags \|= VMMDEV_DISPLAY_DISABLED;
3197	if (origin)
3198	p->fDisplayFlags \|= VMMDEV_DISPLAY_ORIGIN;
3199	if (primary)
3200	p->fDisplayFlags \|= VMMDEV_DISPLAY_PRIMARY;
3201	}
3202
3203	bool const fForce = aScreenLayoutMode == ScreenLayoutMode_Reset
3204	\|\| aScreenLayoutMode == ScreenLayoutMode_Apply;
3205	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, cDisplays, paDisplayDefs, fForce);
3206
3207	RTMemFree(paDisplayDefs);
3208	}
3209	}
3210	}
3211	return S_OK;
3212	}
3213
3214	HRESULT Display::detachScreens(const std::vector<LONG> &aScreenIds)
3215	{
3216	NOREF(aScreenIds);
3217	return E_NOTIMPL;
3218	}
3219
3220	HRESULT Display::createGuestScreenInfo(ULONG aDisplay,
3221	GuestMonitorStatus_T aStatus,
3222	BOOL aPrimary,
3223	BOOL aChangeOrigin,
3224	LONG aOriginX,
3225	LONG aOriginY,
3226	ULONG aWidth,
3227	ULONG aHeight,
3228	ULONG aBitsPerPixel,
3229	ComPtr<IGuestScreenInfo> &aGuestScreenInfo)
3230	{
3231	/* Create a new object. */
3232	ComObjPtr<GuestScreenInfo> obj;
3233	HRESULT hr = obj.createObject();
3234	if (SUCCEEDED(hr))
3235	hr = obj->init(aDisplay, aStatus, aPrimary, aChangeOrigin, aOriginX, aOriginY,
3236	aWidth, aHeight, aBitsPerPixel);
3237	if (SUCCEEDED(hr))
3238	obj.queryInterfaceTo(aGuestScreenInfo.asOutParam());
3239
3240	return hr;
3241	}
3242
3243
3244	/*
3245	* GuestScreenInfo implementation.
3246	*/
3247	DEFINE_EMPTY_CTOR_DTOR(GuestScreenInfo)
3248
3249	HRESULT GuestScreenInfo::FinalConstruct()
3250	{
3251	return BaseFinalConstruct();
3252	}
3253
3254	void GuestScreenInfo::FinalRelease()
3255	{
3256	uninit();
3257
3258	BaseFinalRelease();
3259	}
3260
3261	HRESULT GuestScreenInfo::init(ULONG aDisplay,
3262	GuestMonitorStatus_T aGuestMonitorStatus,
3263	BOOL aPrimary,
3264	BOOL aChangeOrigin,
3265	LONG aOriginX,
3266	LONG aOriginY,
3267	ULONG aWidth,
3268	ULONG aHeight,
3269	ULONG aBitsPerPixel)
3270	{
3271	LogFlowThisFunc(("[%u]\n", aDisplay));
3272
3273	/* Enclose the state transition NotReady->InInit->Ready */
3274	AutoInitSpan autoInitSpan(this);
3275	AssertReturn(autoInitSpan.isOk(), E_FAIL);
3276
3277	mScreenId = aDisplay;
3278	mGuestMonitorStatus = aGuestMonitorStatus;
3279	mPrimary = aPrimary;
3280	mOrigin = aChangeOrigin;
3281	mOriginX = aOriginX;
3282	mOriginY = aOriginY;
3283	mWidth = aWidth;
3284	mHeight = aHeight;
3285	mBitsPerPixel = aBitsPerPixel;
3286
3287	/* Confirm a successful initialization */
3288	autoInitSpan.setSucceeded();
3289
3290	return S_OK;
3291	}
3292
3293	void GuestScreenInfo::uninit()
3294	{
3295	/* Enclose the state transition Ready->InUninit->NotReady */
3296	AutoUninitSpan autoUninitSpan(this);
3297	if (autoUninitSpan.uninitDone())
3298	return;
3299
3300	LogFlowThisFunc(("[%u]\n", mScreenId));
3301	}
3302
3303	HRESULT GuestScreenInfo::getScreenId(ULONG *aScreenId)
3304	{
3305	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3306	*aScreenId = mScreenId;
3307	return S_OK;
3308	}
3309
3310	HRESULT GuestScreenInfo::getGuestMonitorStatus(GuestMonitorStatus_T *aGuestMonitorStatus)
3311	{
3312	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3313	*aGuestMonitorStatus = mGuestMonitorStatus;
3314	return S_OK;
3315	}
3316
3317	HRESULT GuestScreenInfo::getPrimary(BOOL *aPrimary)
3318	{
3319	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3320	*aPrimary = mPrimary;
3321	return S_OK;
3322	}
3323
3324	HRESULT GuestScreenInfo::getOrigin(BOOL *aOrigin)
3325	{
3326	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3327	*aOrigin = mOrigin;
3328	return S_OK;
3329	}
3330
3331	HRESULT GuestScreenInfo::getOriginX(LONG *aOriginX)
3332	{
3333	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3334	*aOriginX = mOriginX;
3335	return S_OK;
3336	}
3337
3338	HRESULT GuestScreenInfo::getOriginY(LONG *aOriginY)
3339	{
3340	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3341	*aOriginY = mOriginY;
3342	return S_OK;
3343	}
3344
3345	HRESULT GuestScreenInfo::getWidth(ULONG *aWidth)
3346	{
3347	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3348	*aWidth = mWidth;
3349	return S_OK;
3350	}
3351
3352	HRESULT GuestScreenInfo::getHeight(ULONG *aHeight)
3353	{
3354	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3355	*aHeight = mHeight;
3356	return S_OK;
3357	}
3358
3359	HRESULT GuestScreenInfo::getBitsPerPixel(ULONG *aBitsPerPixel)
3360	{
3361	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3362	*aBitsPerPixel = mBitsPerPixel;
3363	return S_OK;
3364	}
3365
3366	HRESULT GuestScreenInfo::getExtendedInfo(com::Utf8Str &aExtendedInfo)
3367	{
3368	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3369	aExtendedInfo = com::Utf8Str();
3370	return S_OK;
3371	}
3372
3373	// wrapped IEventListener method
3374	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3375	{
3376	VBoxEventType_T aType = VBoxEventType_Invalid;
3377
3378	aEvent->COMGETTER(Type)(&aType);
3379	switch (aType)
3380	{
3381	case VBoxEventType_OnStateChanged:
3382	{
3383	ComPtr<IStateChangedEvent> scev = aEvent;
3384	Assert(scev);
3385	MachineState_T machineState;
3386	scev->COMGETTER(State)(&machineState);
3387	if ( machineState == MachineState_Running
3388	\|\| machineState == MachineState_Teleporting
3389	\|\| machineState == MachineState_LiveSnapshotting
3390	\|\| machineState == MachineState_DeletingSnapshotOnline
3391	)
3392	{
3393	LogRelFlowFunc(("Machine is running.\n"));
3394
3395	#ifdef VBOX_WITH_CROGL
3396	i_crOglWindowsShow(true);
3397	#endif
3398	}
3399	else
3400	{
3401	#ifdef VBOX_WITH_CROGL
3402	if (machineState == MachineState_Paused)
3403	i_crOglWindowsShow(false);
3404	#endif
3405	}
3406	break;
3407	}
3408	default:
3409	AssertFailed();
3410	}
3411
3412	return S_OK;
3413	}
3414
3415
3416	// private methods
3417	/////////////////////////////////////////////////////////////////////////////
3418
3419	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3420	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3421	{
3422	VMMDev *pVMMDev = mParent->i_getVMMDev();
3423	if (!pVMMDev)
3424	return VERR_INVALID_STATE;
3425
3426	size_t cbData = RT_UOFFSETOF_DYN(VBOXCRCMDCTL_HGCM, aParms[5]); /* (clang doesn't think this is a POD, thus _DYN.) */
3427	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3428
3429	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3430	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3431
3432	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3433	pData->aParms[0].u.uint32 = aScreenId;
3434
3435	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3436	pData->aParms[1].u.uint32 = x;
3437
3438	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3439	pData->aParms[2].u.uint32 = y;
3440
3441	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3442	pData->aParms[3].u.uint32 = width;
3443
3444	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3445	pData->aParms[4].u.uint32 = height;
3446
3447	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3448	}
3449	#endif
3450
3451	#ifdef VBOX_WITH_CRHGSMI
3452	void Display::i_setupCrHgsmiData(void)
3453	{
3454	VMMDev *pVMMDev = mParent->i_getVMMDev();
3455	Assert(pVMMDev);
3456	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3457	AssertRC(rc);
3458
3459	if (pVMMDev)
3460	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3461	else
3462	rc = VERR_GENERAL_FAILURE;
3463
3464	if (RT_SUCCESS(rc))
3465	{
3466	Assert(mhCrOglSvc);
3467	/* setup command completion callback */
3468	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3469	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3470	Completion.Hdr.cbCmd = sizeof(Completion);
3471	Completion.hCompletion = mpDrv->pVBVACallbacks;
3472	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3473
3474	VBOXHGCMSVCPARM parm;
3475	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3476	parm.u.pointer.addr = &Completion;
3477	parm.u.pointer.size = 0;
3478
3479	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3480	if (RT_SUCCESS(rc))
3481	mCrOglCallbacks = Completion.MainInterface;
3482	else
3483	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3484	}
3485
3486	if (RT_FAILURE(rc))
3487	mhCrOglSvc = NULL;
3488
3489	RTCritSectRwLeaveExcl(&mCrOglLock);
3490	}
3491
3492	void Display::i_destructCrHgsmiData(void)
3493	{
3494	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3495	AssertRC(rc);
3496	mhCrOglSvc = NULL;
3497	RTCritSectRwLeaveExcl(&mCrOglLock);
3498	}
3499	#endif /* VBOX_WITH_CRHGSMI */
3500
3501	/**
3502	* Handle display resize event issued by the VGA device for the primary screen.
3503	*
3504	* @see PDMIDISPLAYCONNECTOR::pfnResize
3505	*/
3506	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3507	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3508	{
3509	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3510	Display *pThis = pDrv->pDisplay;
3511
3512	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3513	bpp, pvVRAM, cbLine, cx, cy));
3514
3515	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3516	if (!f)
3517	{
3518	/* This is a result of recursive call when the source bitmap is being updated
3519	* during a VGA resize. Tell the VGA device to ignore the call.
3520	*
3521	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3522	* fail on resize.
3523	*/
3524	LogRel(("displayResizeCallback: already processing\n"));
3525	return VINF_VGA_RESIZE_IN_PROGRESS;
3526	}
3527
3528	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3529
3530	/* Restore the flag. */
3531	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3532	AssertRelease(f);
3533
3534	return rc;
3535	}
3536
3537	/**
3538	* Handle display update.
3539	*
3540	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3541	*/
3542	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3543	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3544	{
3545	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3546
3547	#ifdef DEBUG_sunlover
3548	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3549	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3550	#endif /* DEBUG_sunlover */
3551
3552	/* This call does update regardless of VBVA status.
3553	* But in VBVA mode this is called only as result of
3554	* pfnUpdateDisplayAll in the VGA device.
3555	*/
3556
3557	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3558	}
3559
3560	/**
3561	* Periodic display refresh callback.
3562	*
3563	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3564	* @thread EMT
3565	*/
3566	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3567	{
3568	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3569
3570	#ifdef DEBUG_sunlover_2
3571	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3572	pDrv->pDisplay->mfVideoAccelEnabled));
3573	#endif /* DEBUG_sunlover_2 */
3574
3575	Display *pDisplay = pDrv->pDisplay;
3576	unsigned uScreenId;
3577
3578	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3579	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3580	{
3581	if (rc == VWRN_INVALID_STATE)
3582	{
3583	/* No VBVA do a display update. */
3584	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3585	}
3586
3587	/* Inform the VRDP server that the current display update sequence is
3588	* completed. At this moment the framebuffer memory contains a definite
3589	* image, that is synchronized with the orders already sent to VRDP client.
3590	* The server can now process redraw requests from clients or initial
3591	* fullscreen updates for new clients.
3592	*/
3593	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3594	{
3595	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3596	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3597	}
3598	}
3599
3600	#ifdef VBOX_WITH_VIDEOREC
3601	if ( VideoRecIsStarted(pDisplay->mpVideoRecCtx)
3602	&& VideoRecGetFeatures(&pDisplay->mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
3603	{
3604	do {
3605	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3606	if (pDisplay->mfIsCr3DEnabled)
3607	{
3608	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3609	{
3610	if ( pDisplay->mCrOglCallbacks.pfnHasData
3611	&& pDisplay->mCrOglCallbacks.pfnHasData())
3612	{
3613	/* submit */
3614	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3615
3616	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3617	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3618
3619	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3620	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3621	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3622	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3623	if (RT_SUCCESS(rc))
3624	break;
3625	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3626	}
3627
3628	/* no 3D data available, or error has occured,
3629	* go the straight way */
3630	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3631	}
3632	else
3633	{
3634	/* record request is still in progress, don't do anything */
3635	break;
3636	}
3637	}
3638	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3639
3640	uint64_t u64Now = RTTimeProgramMilliTS();
3641	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3642	{
3643	if (!pDisplay->maVideoRecEnabled[uScreenId])
3644	continue;
3645
3646	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3647	{
3648	pDisplay->i_videoRecStop();
3649	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3650	break;
3651	}
3652
3653	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3654	if (!pFBInfo->fDisabled)
3655	{
3656	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3657	int rc2 = RTCritSectEnter(&pDisplay->mVideoRecLock);
3658	if (RT_SUCCESS(rc2))
3659	{
3660	pSourceBitmap = pFBInfo->videoRec.pSourceBitmap;
3661	RTCritSectLeave(&pDisplay->mVideoRecLock);
3662	}
3663
3664	if (!pSourceBitmap.isNull())
3665	{
3666	BYTE *pbAddress = NULL;
3667	ULONG ulWidth = 0;
3668	ULONG ulHeight = 0;
3669	ULONG ulBitsPerPixel = 0;
3670	ULONG ulBytesPerLine = 0;
3671	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3672	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3673	&ulWidth,
3674	&ulHeight,
3675	&ulBitsPerPixel,
3676	&ulBytesPerLine,
3677	&bitmapFormat);
3678	if (SUCCEEDED(hr) && pbAddress)
3679	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3680	BitmapFormat_BGR,
3681	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3682	pbAddress, u64Now);
3683	else
3684	rc = VERR_NOT_SUPPORTED;
3685
3686	pSourceBitmap.setNull();
3687	}
3688	else
3689	rc = VERR_NOT_SUPPORTED;
3690
3691	if (rc == VINF_TRY_AGAIN)
3692	break;
3693	}
3694	}
3695	} while (0);
3696	}
3697	#endif /* VBOX_WITH_VIDEOREC */
3698
3699	#ifdef DEBUG_sunlover_2
3700	LogFlowFunc(("leave\n"));
3701	#endif /* DEBUG_sunlover_2 */
3702	}
3703
3704	/**
3705	* Reset notification
3706	*
3707	* @see PDMIDISPLAYCONNECTOR::pfnReset
3708	*/
3709	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3710	{
3711	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3712
3713	LogRelFlowFunc(("\n"));
3714
3715	/* Disable VBVA mode. */
3716	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3717	}
3718
3719	/**
3720	* LFBModeChange notification
3721	*
3722	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3723	*/
3724	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3725	{
3726	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3727
3728	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3729
3730	NOREF(fEnabled);
3731
3732	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3733	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3734	}
3735
3736	/**
3737	* Adapter information change notification.
3738	*
3739	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3740	*/
3741	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3742	uint32_t u32VRAMSize)
3743	{
3744	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3745	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3746	}
3747
3748	/**
3749	* Display information change notification.
3750	*
3751	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3752	*/
3753	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3754	void *pvVRAM, unsigned uScreenId)
3755	{
3756	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3757	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3758	}
3759
3760	#ifdef VBOX_WITH_VIDEOHWACCEL
3761
3762	#ifndef S_FALSE
3763	# define S_FALSE ((HRESULT)1L)
3764	#endif
3765
3766	int Display::i_handleVHWACommandProcess(int enmCmd, bool fGuestCmd, VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *pCommand)
3767	{
3768	unsigned id = (unsigned)pCommand->iDisplay;
3769	if (id >= mcMonitors)
3770	return VERR_INVALID_PARAMETER;
3771
3772	ComPtr<IFramebuffer> pFramebuffer;
3773	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3774	pFramebuffer = maFramebuffers[id].pFramebuffer;
3775	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3776	arlock.release();
3777
3778	if (pFramebuffer == NULL \|\| !fVHWASupported)
3779	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3780
3781	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE *)pCommand, enmCmd, fGuestCmd);
3782	if (hr == S_FALSE)
3783	return VINF_SUCCESS;
3784	if (SUCCEEDED(hr))
3785	return VINF_CALLBACK_RETURN;
3786	if (hr == E_ACCESSDENIED)
3787	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3788	if (hr == E_NOTIMPL)
3789	return VERR_NOT_IMPLEMENTED;
3790	return VERR_GENERAL_FAILURE;
3791	}
3792
3793	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, int enmCmd, bool fGuestCmd,
3794	VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *pCommand)
3795	{
3796	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3797
3798	return pDrv->pDisplay->i_handleVHWACommandProcess(enmCmd, fGuestCmd, pCommand);
3799	}
3800	#endif
3801
3802	#ifdef VBOX_WITH_CRHGSMI
3803	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3804	{
3805	RT_NOREF(u32Function);
3806	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3807	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3808	}
3809
3810	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3811	{
3812	RT_NOREF(u32Function);
3813	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3814	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3815	}
3816
3817	void Display::i_handleCrHgsmiCommandProcess(VBOXVDMACMD_CHROMIUM_CMD RT_UNTRUSTED_VOLATILE_GUEST *pCmd, uint32_t cbCmd)
3818	{
3819	int rc = VERR_NOT_SUPPORTED;
3820	VBOXHGCMSVCPARM parm;
3821	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3822	parm.u.pointer.addr = (void *)pCmd;
3823	parm.u.pointer.size = cbCmd;
3824
3825	if (mhCrOglSvc)
3826	{
3827	VMMDev *pVMMDev = mParent->i_getVMMDev();
3828	if (pVMMDev)
3829	{
3830	/* no completion callback is specified with this call,
3831	* the CrOgl code will complete the CrHgsmi command once it processes it */
3832	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3833	AssertRC(rc);
3834	if (RT_SUCCESS(rc))
3835	return;
3836	}
3837	else
3838	rc = VERR_INVALID_STATE;
3839	}
3840
3841	/* we are here because something went wrong with command processing, complete it */
3842	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3843	}
3844
3845	void Display::i_handleCrHgsmiControlProcess(VBOXVDMACMD_CHROMIUM_CTL RT_UNTRUSTED_VOLATILE_GUEST *pCtl, uint32_t cbCtl)
3846	{
3847	int rc = VERR_NOT_SUPPORTED;
3848	VBOXHGCMSVCPARM parm;
3849	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3850	parm.u.pointer.addr = (void *)pCtl;
3851	parm.u.pointer.size = cbCtl;
3852
3853	if (mhCrOglSvc)
3854	{
3855	VMMDev *pVMMDev = mParent->i_getVMMDev();
3856	if (pVMMDev)
3857	{
3858	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3859	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3860	Display::i_displayCrHgsmiControlCompletion, this);
3861	AssertRC(rc);
3862	if (RT_SUCCESS(rc))
3863	{
3864	if (fCheckPendingViewport)
3865	{
3866	ULONG ul;
3867	for (ul = 0; ul < mcMonitors; ul++)
3868	{
3869	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3870	if (!pFb->pendingViewportInfo.fPending)
3871	continue;
3872
3873	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3874	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3875	if (RT_SUCCESS(rc))
3876	pFb->pendingViewportInfo.fPending = false;
3877	else
3878	{
3879	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3880	rc = VINF_SUCCESS;
3881	}
3882	}
3883	}
3884	return;
3885	}
3886	}
3887	else
3888	rc = VERR_INVALID_STATE;
3889	}
3890
3891	/* we are here because something went wrong with command processing, complete it */
3892	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3893	}
3894
3895	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface,
3896	VBOXVDMACMD_CHROMIUM_CMD RT_UNTRUSTED_VOLATILE_GUEST *pCmd,
3897	uint32_t cbCmd)
3898	{
3899	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3900
3901	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3902	}
3903
3904	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface,
3905	VBOXVDMACMD_CHROMIUM_CTL RT_UNTRUSTED_VOLATILE_GUEST *pCmd,
3906	uint32_t cbCmd)
3907	{
3908	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3909
3910	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3911	}
3912
3913	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3914	void *pvContext)
3915	{
3916	AssertMsgFailed(("not expected!\n"));
3917	Display pDisplay = (Display )pvContext;
3918	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3919	}
3920
3921	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3922	void *pvContext)
3923	{
3924	Display pDisplay = (Display )pvContext;
3925	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3926
3927	}
3928	#endif
3929
3930	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3931	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3932	void *pvContext)
3933	{
3934	RT_NOREF(u32Function);
3935	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL )pParam->u.pointer.addr;
3936	if (pCmd->u.pfnInternal)
3937	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3938	}
3939
3940	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL RT_UNTRUSTED_VOLATILE_GUEST *pCmd, uint32_t cbCmd,
3941	PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3942	{
3943	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3944	if (!pVMMDev)
3945	{
3946	AssertMsgFailed(("no vmmdev\n"));
3947	return VERR_INVALID_STATE;
3948	}
3949
3950	Assert(mhCrOglSvc);
3951	VBOXHGCMSVCPARM parm;
3952	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3953	parm.u.pointer.addr = (void *)pCmd;
3954	parm.u.pointer.size = cbCmd;
3955
3956	pCmd->u.pfnInternal = (PFNRT)pfnCompletion;
3957	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3958	pvCompletion);
3959	if (!RT_SUCCESS(rc))
3960	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3961
3962	return rc;
3963	}
3964
3965	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface, struct VBOXCRCMDCTL *pCmd, uint32_t cbCmd,
3966	PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3967	{
3968	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3969	Display *pThis = pDrv->pDisplay;
3970	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3971	}
3972
3973	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3974	{
3975	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3976	if (RT_SUCCESS(rc))
3977	{
3978	if (mhCrOglSvc)
3979	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3980	else
3981	rc = VERR_NOT_SUPPORTED;
3982
3983	RTCritSectRwLeaveShared(&mCrOglLock);
3984	}
3985	return rc;
3986	}
3987
3988	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3989	{
3990	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3991	if (RT_SUCCESS(rc))
3992	{
3993	if (mhCrOglSvc)
3994	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3995	else
3996	rc = VERR_NOT_SUPPORTED;
3997
3998	RTCritSectRwLeaveShared(&mCrOglLock);
3999	}
4000	return rc;
4001	}
4002
4003	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4004	{
4005	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
4006	if (!pCmdCopy)
4007	{
4008	LogRel(("RTMemAlloc failed\n"));
4009	return VERR_NO_MEMORY;
4010	}
4011
4012	memcpy(pCmdCopy, pCmd, cbCmd);
4013
4014	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
4015	if (RT_FAILURE(rc))
4016	{
4017	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
4018	RTMemFree(pCmdCopy);
4019	return rc;
4020	}
4021
4022	return VINF_SUCCESS;
4023	}
4024
4025	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4026	{
4027	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4028	AssertRCReturn(rc, rc);
4029
4030	if ( mCrOglCallbacks.pfnHasDataForScreen
4031	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
4032	rc = i_crCtlSubmitSync(pCmd, cbCmd);
4033	else
4034	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
4035
4036	RTCritSectRwLeaveShared(&mCrOglLock);
4037
4038	return rc;
4039	}
4040
4041	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
4042	{
4043	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
4044	* However, using one of the prefixes indicating the timestamp unit
4045	* would be very valuable! */
4046	# ifdef VBOX_WITH_VIDEOREC
4047	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
4048	# else
4049	RT_NOREF(uScreen, u64Timestamp);
4050	return false;
4051	# endif
4052	}
4053
4054	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
4055	{
4056	RT_NOREF(uScreen, u64Timestamp);
4057	}
4058
4059	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
4060	uint32_t x, uint32_t y, uint32_t uPixelFormat,
4061	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4062	uint32_t uGuestWidth, uint32_t uGuestHeight,
4063	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4064	{
4065	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4066	# ifdef VBOX_WITH_VIDEOREC
4067	if ( VideoRecIsStarted(mpVideoRecCtx)
4068	&& VideoRecGetFeatures(&mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
4069	{
4070	int rc2 = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
4071	uPixelFormat,
4072	uBitsPerPixel, uBytesPerLine,
4073	uGuestWidth, uGuestHeight,
4074	pu8BufferAddress, u64Timestamp);
4075	RT_NOREF(rc2);
4076	Assert(rc2 == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
4077	}
4078	# else
4079	RT_NOREF(uScreen, x, y, uPixelFormat, \
4080	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
4081	# endif /* VBOX_WITH_VIDEOREC */
4082	}
4083
4084	void Display::i_handleVRecCompletion()
4085	{
4086	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4087	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
4088	}
4089
4090	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
4091
4092	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
4093	{
4094	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4095	HRESULT hr = E_UNEXPECTED;
4096
4097	if (aScreenId >= mcMonitors)
4098	return E_INVALIDARG;
4099
4100	/* 3D acceleration enabled in VM config. */
4101	if (mfIsCr3DEnabled)
4102	{
4103	/* VBoxSharedCrOpenGL HGCM host service is running. */
4104	if (mhCrOglSvc)
4105	{
4106	VMMDev *pVMMDev = mParent->i_getVMMDev();
4107	if (pVMMDev)
4108	{
4109	VBOXCRCMDCTL_HGCM *pCtl;
4110	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
4111	if (pCtl)
4112	{
4113	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
4114	int rc;
4115
4116	pData->u32Screen = aScreenId;
4117	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
4118	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
4119
4120	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4121	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
4122	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4123	pCtl->aParms[0].u.pointer.addr = pData;
4124	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4125
4126	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4127	if (RT_FAILURE(rc))
4128	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4129	else
4130	hr = S_OK;
4131
4132	RTMemFree(pCtl);
4133	}
4134	else
4135	{
4136	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
4137	hr = E_OUTOFMEMORY;
4138	}
4139	}
4140	else
4141	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
4142	}
4143	else
4144	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
4145	}
4146	else
4147	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
4148	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
4149	# else
4150	{
4151	hr = S_OK;
4152	/* Need an interface like this here (and the #ifdefs needs adjusting):
4153	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4154	if (pUpPort && pUpPort->pfnSetScaleFactor)
4155	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4156	}
4157	# endif
4158
4159	return hr;
4160
4161	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4162	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
4163	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
4164	return E_UNEXPECTED;
4165	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4166	}
4167
4168	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
4169	{
4170	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4171	HRESULT hr = E_UNEXPECTED;
4172
4173	/* 3D acceleration enabled in VM config. */
4174	if (mfIsCr3DEnabled)
4175	{
4176	/* VBoxSharedCrOpenGL HGCM host service is running. */
4177	if (mhCrOglSvc)
4178	{
4179	VMMDev *pVMMDev = mParent->i_getVMMDev();
4180	if (pVMMDev)
4181	{
4182	VBOXCRCMDCTL_HGCM *pCtl;
4183	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
4184	if (pCtl)
4185	{
4186	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
4187	int rc;
4188
4189	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
4190
4191	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4192	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
4193	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4194	pCtl->aParms[0].u.pointer.addr = pData;
4195	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4196
4197	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4198	if (RT_FAILURE(rc))
4199	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4200	else
4201	hr = S_OK;
4202
4203	RTMemFree(pCtl);
4204	}
4205	else
4206	{
4207	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4208	hr = E_OUTOFMEMORY;
4209	}
4210	}
4211	else
4212	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4213	}
4214	else
4215	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
4216	}
4217	else
4218	{
4219	hr = S_OK;
4220	/* Need an interface like this here (and the #ifdefs needs adjusting):
4221	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4222	if (pUpPort && pUpPort->pfnSetScaleFactor)
4223	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4224	}
4225
4226	return hr;
4227
4228	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4229	RT_NOREF(fUnscaledHiDPI);
4230	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
4231	return E_UNEXPECTED;
4232	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4233	}
4234
4235	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4236	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4237	uint32_t x, uint32_t y,
4238	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4239	uint32_t uGuestWidth, uint32_t uGuestHeight,
4240	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4241	{
4242	Display pDisplay = (Display )pvCtx;
4243	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
4244	x, y, BitmapFormat_BGR, uBitsPerPixel,
4245	uBytesPerLine, uGuestWidth, uGuestHeight,
4246	pu8BufferAddress, u64Timestamp);
4247	}
4248
4249	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4250	{
4251	Display pDisplay = (Display )pvCtx;
4252	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4253	}
4254
4255	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4256	{
4257	Display pDisplay = (Display )pvCtx;
4258	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4259	}
4260
4261	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4262	{
4263	RT_NOREF(pCmd, cbCmd, rc);
4264	Display pDisplay = (Display )pvCompletion;
4265	pDisplay->i_handleVRecCompletion();
4266	}
4267
4268	#endif
4269
4270
4271	#ifdef VBOX_WITH_HGSMI
4272	/**
4273	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVAEnable}
4274	*/
4275	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4276	VBVAHOSTFLAGS RT_UNTRUSTED_VOLATILE_GUEST *pHostFlags,
4277	bool fRenderThreadMode)
4278	{
4279	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4280
4281	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4282	Display *pThis = pDrv->pDisplay;
4283
4284	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4285	{
4286	LogRel(("Enabling different vbva mode\n"));
4287	#ifdef DEBUG_misha
4288	AssertMsgFailed(("enabling different vbva mode\n"));
4289	#endif
4290	return VERR_INVALID_STATE;
4291	}
4292
4293	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4294	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4295	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4296	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4297
4298	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4299
4300	return VINF_SUCCESS;
4301	}
4302
4303	/**
4304	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVADisable}
4305	*/
4306	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4307	{
4308	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4309
4310	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4311	Display *pThis = pDrv->pDisplay;
4312
4313	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4314
4315	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4316
4317	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4318	{
4319	/* Make sure that the primary screen is visible now.
4320	* The guest can't use VBVA anymore, so only only the VGA device output works.
4321	*/
4322	pFBInfo->flags = 0;
4323	if (pFBInfo->fDisabled)
4324	{
4325	pFBInfo->fDisabled = false;
4326	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4327	GuestMonitorChangedEventType_Enabled,
4328	uScreenId,
4329	pFBInfo->xOrigin, pFBInfo->yOrigin,
4330	pFBInfo->w, pFBInfo->h);
4331	}
4332	}
4333
4334	pFBInfo->fVBVAEnabled = false;
4335	pFBInfo->fVBVAForceResize = false;
4336	pFBInfo->fRenderThreadMode = false;
4337
4338	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4339
4340	pFBInfo->pVBVAHostFlags = NULL;
4341
4342	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4343	{
4344	/* Force full screen update, because VGA device must take control, do resize, etc. */
4345	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4346	}
4347	}
4348
4349	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4350	{
4351	RT_NOREF(uScreenId);
4352	LogFlowFunc(("uScreenId %d\n", uScreenId));
4353
4354	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4355	Display *pThis = pDrv->pDisplay;
4356
4357	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4358	{
4359	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4360	pThis->mcMonitors);
4361	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4362	}
4363	}
4364
4365	/**
4366	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVAUpdateProcess}
4367	*/
4368	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4369	struct VBVACMDHDR const RT_UNTRUSTED_VOLATILE_GUEST *pCmd, size_t cbCmd)
4370	{
4371	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4372	VBVACMDHDR hdrSaved;
4373	RT_COPY_VOLATILE(hdrSaved, *pCmd);
4374	RT_UNTRUSTED_NONVOLATILE_COPY_FENCE();
4375
4376	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4377	Display *pThis = pDrv->pDisplay;
4378	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4379
4380	if (pFBInfo->fDefaultFormat)
4381	{
4382	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4383	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4384	&& !pFBInfo->fDisabled)
4385	{
4386	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, hdrSaved.x, hdrSaved.y, hdrSaved.w, hdrSaved.h);
4387	}
4388	else if ( !pFBInfo->pSourceBitmap.isNull()
4389	&& !pFBInfo->fDisabled)
4390	{
4391	/* Render VRAM content to the framebuffer. */
4392	BYTE *pAddress = NULL;
4393	ULONG ulWidth = 0;
4394	ULONG ulHeight = 0;
4395	ULONG ulBitsPerPixel = 0;
4396	ULONG ulBytesPerLine = 0;
4397	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4398
4399	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4400	&ulWidth,
4401	&ulHeight,
4402	&ulBitsPerPixel,
4403	&ulBytesPerLine,
4404	&bitmapFormat);
4405	if (SUCCEEDED(hrc))
4406	{
4407	uint32_t width = hdrSaved.w;
4408	uint32_t height = hdrSaved.h;
4409
4410	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4411	int32_t xSrc = hdrSaved.x - pFBInfo->xOrigin;
4412	int32_t ySrc = hdrSaved.y - pFBInfo->yOrigin;
4413	uint32_t u32SrcWidth = pFBInfo->w;
4414	uint32_t u32SrcHeight = pFBInfo->h;
4415	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4416	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4417
4418	uint8_t *pu8Dst = pAddress;
4419	int32_t xDst = xSrc;
4420	int32_t yDst = ySrc;
4421	uint32_t u32DstWidth = u32SrcWidth;
4422	uint32_t u32DstHeight = u32SrcHeight;
4423	uint32_t u32DstLineSize = u32DstWidth * 4;
4424	uint32_t u32DstBitsPerPixel = 32;
4425
4426	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4427	width, height,
4428	pu8Src,
4429	xSrc, ySrc,
4430	u32SrcWidth, u32SrcHeight,
4431	u32SrcLineSize, u32SrcBitsPerPixel,
4432	pu8Dst,
4433	xDst, yDst,
4434	u32DstWidth, u32DstHeight,
4435	u32DstLineSize, u32DstBitsPerPixel);
4436	}
4437	}
4438	}
4439
4440	/*
4441	* Here is your classic 'temporary' solution.
4442	*/
4443	/** @todo New SendUpdate entry which can get a separate cmd header or coords. */
4444	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4445
4446	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4447	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4448
4449	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4450
4451	*pHdrUnconst = hdrSaved;
4452	}
4453
4454	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4455	uint32_t cx, uint32_t cy)
4456	{
4457	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4458
4459	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4460	Display *pThis = pDrv->pDisplay;
4461	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4462
4463	/** @todo handleFramebufferUpdate (uScreenId,
4464	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4465	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4466	* cx, cy);
4467	*/
4468	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4469	}
4470
4471	#ifdef DEBUG_sunlover
4472	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4473	{
4474	LogRel(("displayVBVAResize: [%d] %s\n"
4475	" pView->u32ViewIndex %d\n"
4476	" pView->u32ViewOffset 0x%08X\n"
4477	" pView->u32ViewSize 0x%08X\n"
4478	" pView->u32MaxScreenSize 0x%08X\n"
4479	" pScreen->i32OriginX %d\n"
4480	" pScreen->i32OriginY %d\n"
4481	" pScreen->u32StartOffset 0x%08X\n"
4482	" pScreen->u32LineSize 0x%08X\n"
4483	" pScreen->u32Width %d\n"
4484	" pScreen->u32Height %d\n"
4485	" pScreen->u16BitsPerPixel %d\n"
4486	" pScreen->u16Flags 0x%04X\n"
4487	" pFBInfo->u32Offset 0x%08X\n"
4488	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4489	" pFBInfo->u32InformationSize 0x%08X\n"
4490	" pFBInfo->fDisabled %d\n"
4491	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4492	" pFBInfo->u16BitsPerPixel %d\n"
4493	" pFBInfo->pu8FramebufferVRAM %p\n"
4494	" pFBInfo->u32LineSize 0x%08X\n"
4495	" pFBInfo->flags 0x%04X\n"
4496	" pFBInfo->pHostEvents %p\n"
4497	" pFBInfo->fDefaultFormat %d\n"
4498	" pFBInfo->fVBVAEnabled %d\n"
4499	" pFBInfo->fVBVAForceResize %d\n"
4500	" pFBInfo->pVBVAHostFlags %p\n"
4501	"",
4502	pScreen->u32ViewIndex,
4503	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4504	pView->u32ViewIndex,
4505	pView->u32ViewOffset,
4506	pView->u32ViewSize,
4507	pView->u32MaxScreenSize,
4508	pScreen->i32OriginX,
4509	pScreen->i32OriginY,
4510	pScreen->u32StartOffset,
4511	pScreen->u32LineSize,
4512	pScreen->u32Width,
4513	pScreen->u32Height,
4514	pScreen->u16BitsPerPixel,
4515	pScreen->u16Flags,
4516	pFBInfo->u32Offset,
4517	pFBInfo->u32MaxFramebufferSize,
4518	pFBInfo->u32InformationSize,
4519	pFBInfo->fDisabled,
4520	pFBInfo->xOrigin,
4521	pFBInfo->yOrigin,
4522	pFBInfo->w,
4523	pFBInfo->h,
4524	pFBInfo->u16BitsPerPixel,
4525	pFBInfo->pu8FramebufferVRAM,
4526	pFBInfo->u32LineSize,
4527	pFBInfo->flags,
4528	pFBInfo->pHostEvents,
4529	pFBInfo->fDefaultFormat,
4530	pFBInfo->fVBVAEnabled,
4531	pFBInfo->fVBVAForceResize,
4532	pFBInfo->pVBVAHostFlags
4533	));
4534	}
4535	#endif /* DEBUG_sunlover */
4536
4537	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4538	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4539	{
4540	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4541
4542	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4543	Display *pThis = pDrv->pDisplay;
4544
4545	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4546	}
4547
4548	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4549	{
4550	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4551
4552	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4553
4554	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4555	{
4556	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4557	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4558	* the VM window will be black. */
4559	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4560	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4561	int32_t xOrigin = pFBInfo->xOrigin;
4562	int32_t yOrigin = pFBInfo->yOrigin;
4563
4564	alock.release();
4565
4566	i_notifyCroglResize(pView, pScreen, pvVRAM);
4567
4568	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4569	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4570
4571	return VINF_SUCCESS;
4572	}
4573
4574	VBVAINFOSCREEN screenInfo;
4575	RT_ZERO(screenInfo);
4576
4577	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4578	{
4579	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4580	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4581	* the code below to choose the "blanking" branches.
4582	*/
4583	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4584	screenInfo.i32OriginX = pFBInfo->xOrigin;
4585	screenInfo.i32OriginY = pFBInfo->yOrigin;
4586	screenInfo.u32StartOffset = 0; /* Irrelevant */
4587	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4588	screenInfo.u32Width = pFBInfo->w;
4589	screenInfo.u32Height = pFBInfo->h;
4590	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4591	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4592
4593	pScreen = &screenInfo;
4594	}
4595
4596	if (fResetInputMapping)
4597	{
4598	/// @todo Rename to m* and verify whether some kind of lock is required.
4599	xInputMappingOrigin = 0;
4600	yInputMappingOrigin = 0;
4601	cxInputMapping = 0;
4602	cyInputMapping = 0;
4603	}
4604
4605	alock.release();
4606
4607	i_notifyCroglResize(pView, pScreen, pvVRAM);
4608
4609	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4610	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4611	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4612	pScreen->i32OriginX, pScreen->i32OriginY, false);
4613	}
4614
4615	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4616	uint32_t xHot, uint32_t yHot,
4617	uint32_t cx, uint32_t cy,
4618	const void *pvShape)
4619	{
4620	LogFlowFunc(("\n"));
4621
4622	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4623
4624	uint32_t cbShape = 0;
4625	if (pvShape)
4626	{
4627	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4628	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4629	}
4630
4631	/* Tell the console about it */
4632	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4633	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4634
4635	return VINF_SUCCESS;
4636	}
4637
4638	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4639	{
4640	LogFlowFunc(("\n"));
4641
4642	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4643	Display *pThis = pDrv->pDisplay;
4644
4645	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4646	}
4647
4648	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4649	uint32_t cx, uint32_t cy)
4650	{
4651	LogFlowFunc(("\n"));
4652
4653	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4654	Display *pThis = pDrv->pDisplay;
4655
4656	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4657	}
4658
4659	DECLCALLBACK(void) Display::i_displayVBVAReportCursorPosition(PPDMIDISPLAYCONNECTOR pInterface, bool fData, uint32_t x, uint32_t y)
4660	{
4661	LogFlowFunc(("\n"));
4662
4663	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4664	Display *pThis = pDrv->pDisplay;
4665
4666	fireCursorPositionChangedEvent(pThis->mParent->i_getEventSource(), fData, x, y);
4667	}
4668
4669	#endif /* VBOX_WITH_HGSMI */
4670
4671	/**
4672	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4673	*/
4674	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4675	{
4676	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4677	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4678	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4679	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4680	return NULL;
4681	}
4682
4683
4684	/**
4685	* Destruct a display driver instance.
4686	*
4687	* @returns VBox status code.
4688	* @param pDrvIns The driver instance data.
4689	*/
4690	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4691	{
4692	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4693	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4694	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4695
4696	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4697
4698	pThis->IConnector.pbData = NULL;
4699	pThis->IConnector.cbScanline = 0;
4700	pThis->IConnector.cBits = 32;
4701	pThis->IConnector.cx = 0;
4702	pThis->IConnector.cy = 0;
4703
4704	if (pThis->pDisplay)
4705	{
4706	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4707	#ifdef VBOX_WITH_VIDEOREC
4708	pThis->pDisplay->i_videoRecStop();
4709	#endif
4710	#ifdef VBOX_WITH_CRHGSMI
4711	pThis->pDisplay->i_destructCrHgsmiData();
4712	#endif
4713	pThis->pDisplay->mpDrv = NULL;
4714	}
4715	}
4716
4717
4718	/**
4719	* Construct a display driver instance.
4720	*
4721	* @copydoc FNPDMDRVCONSTRUCT
4722	*/
4723	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4724	{
4725	RT_NOREF(fFlags);
4726	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4727	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4728	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4729
4730	/*
4731	* Validate configuration.
4732	*/
4733	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4734	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4735	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4736	("Configuration error: Not possible to attach anything to this driver!\n"),
4737	VERR_PDM_DRVINS_NO_ATTACH);
4738
4739	/*
4740	* Init Interfaces.
4741	*/
4742	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4743
4744	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4745	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4746	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4747	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4748	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4749	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4750	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4751	#ifdef VBOX_WITH_VIDEOHWACCEL
4752	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4753	#endif
4754	#ifdef VBOX_WITH_CRHGSMI
4755	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4756	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4757	#endif
4758	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4759	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4760	#endif
4761	#ifdef VBOX_WITH_HGSMI
4762	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4763	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4764	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4765	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4766	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4767	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4768	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4769	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4770	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4771	pThis->IConnector.pfnVBVAReportCursorPosition = Display::i_displayVBVAReportCursorPosition;
4772	#endif
4773
4774	/*
4775	* Get the IDisplayPort interface of the above driver/device.
4776	*/
4777	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4778	if (!pThis->pUpPort)
4779	{
4780	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4781	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4782	}
4783	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4784	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4785	if (!pThis->pVBVACallbacks)
4786	{
4787	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4788	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4789	}
4790	#endif
4791	/*
4792	* Get the Display object pointer and update the mpDrv member.
4793	*/
4794	void *pv;
4795	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4796	if (RT_FAILURE(rc))
4797	{
4798	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4799	return rc;
4800	}
4801	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4802	pThis->pDisplay = pDisplay;
4803	pThis->pDisplay->mpDrv = pThis;
4804
4805	/* Disable VRAM to a buffer copy initially. */
4806	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4807	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4808
4809	/*
4810	* Start periodic screen refreshes
4811	*/
4812	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4813
4814	#ifdef VBOX_WITH_CRHGSMI
4815	pDisplay->i_setupCrHgsmiData();
4816	#endif
4817
4818	return rc;
4819	}
4820
4821
4822	/**
4823	* Display driver registration record.
4824	*/
4825	const PDMDRVREG Display::DrvReg =
4826	{
4827	/* u32Version */
4828	PDM_DRVREG_VERSION,
4829	/* szName */
4830	"MainDisplay",
4831	/* szRCMod */
4832	"",
4833	/* szR0Mod */
4834	"",
4835	/* pszDescription */
4836	"Main display driver (Main as in the API).",
4837	/* fFlags */
4838	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4839	/* fClass. */
4840	PDM_DRVREG_CLASS_DISPLAY,
4841	/* cMaxInstances */
4842	~0U,
4843	/* cbInstance */
4844	sizeof(DRVMAINDISPLAY),
4845	/* pfnConstruct */
4846	Display::i_drvConstruct,
4847	/* pfnDestruct */
4848	Display::i_drvDestruct,
4849	/* pfnRelocate */
4850	NULL,
4851	/* pfnIOCtl */
4852	NULL,
4853	/* pfnPowerOn */
4854	NULL,
4855	/* pfnReset */
4856	NULL,
4857	/* pfnSuspend */
4858	NULL,
4859	/* pfnResume */
4860	NULL,
4861	/* pfnAttach */
4862	NULL,
4863	/* pfnDetach */
4864	NULL,
4865	/* pfnPowerOff */
4866	NULL,
4867	/* pfnSoftReset */
4868	NULL,
4869	/* u32EndVersion */
4870	PDM_DRVREG_VERSION
4871	};
4872
4873	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 75067

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