DisplayImpl.cpp@ 68856

Last change on this file since 68856 was 68856, checked in by vboxsync, 8 years ago
VideoRec: Made failing to start video capturing non-critical on display construction.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 159.9 KB

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1	/* $Id: DisplayImpl.cpp 68856 2017-09-25 14:00:06Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#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	#endif
70
71	#ifdef VBOX_WITH_CROGL
72	typedef enum
73	{
74	CRVREC_STATE_IDLE,
75	CRVREC_STATE_SUBMITTED
76	} CRVREC_STATE;
77	#endif
78
79	/**
80	* Display driver instance data.
81	*
82	* @implements PDMIDISPLAYCONNECTOR
83	*/
84	typedef struct DRVMAINDISPLAY
85	{
86	/** Pointer to the display object. */
87	Display *pDisplay;
88	/** Pointer to the driver instance structure. */
89	PPDMDRVINS pDrvIns;
90	/** Pointer to the keyboard port interface of the driver/device above us. */
91	PPDMIDISPLAYPORT pUpPort;
92	/** Our display connector interface. */
93	PDMIDISPLAYCONNECTOR IConnector;
94	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
95	/** VBVA callbacks */
96	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
97	#endif
98	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
99
100	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
101	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
102
103	// constructor / destructor
104	/////////////////////////////////////////////////////////////////////////////
105
106	Display::Display()
107	: mParent(NULL), mfIsCr3DEnabled(false)
108	{
109	}
110
111	Display::~Display()
112	{
113	}
114
115
116	HRESULT Display::FinalConstruct()
117	{
118	int rc = videoAccelConstruct(&mVideoAccelLegacy);
119	AssertRC(rc);
120
121	mfVideoAccelVRDP = false;
122	mfu32SupportedOrders = 0;
123	mcVideoAccelVRDPRefs = 0;
124
125	mfSeamlessEnabled = false;
126	mpRectVisibleRegion = NULL;
127	mcRectVisibleRegion = 0;
128
129	#ifdef VBOX_WITH_CROGL
130	mfCrOglDataHidden = false;
131	#endif
132
133	mpDrv = NULL;
134
135	rc = RTCritSectInit(&mVideoAccelLock);
136	AssertRC(rc);
137
138	#ifdef VBOX_WITH_HGSMI
139	mu32UpdateVBVAFlags = 0;
140	mfVMMDevSupportsGraphics = false;
141	mfGuestVBVACapabilities = 0;
142	mfHostCursorCapabilities = 0;
143	#endif
144
145	#ifdef VBOX_WITH_VIDEOREC
146	rc = RTCritSectInit(&mVideoCaptureLock);
147	AssertRC(rc);
148
149	mpVideoRecCtx = NULL;
150	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
151	maVideoRecEnabled[i] = true;
152	#endif
153
154	#ifdef VBOX_WITH_CRHGSMI
155	mhCrOglSvc = NULL;
156	rc = RTCritSectRwInit(&mCrOglLock);
157	AssertRC(rc);
158	#endif
159
160	#ifdef VBOX_WITH_CROGL
161	RT_ZERO(mCrOglCallbacks);
162	RT_ZERO(mCrOglScreenshotData);
163	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
164	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
165	mCrOglScreenshotData.pvContext = this;
166	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
167	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
168	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
169	#endif
170
171	return BaseFinalConstruct();
172	}
173
174	void Display::FinalRelease()
175	{
176	uninit();
177
178	#ifdef VBOX_WITH_VIDEOREC
179	if (RTCritSectIsInitialized(&mVideoCaptureLock))
180	{
181	RTCritSectDelete(&mVideoCaptureLock);
182	RT_ZERO(mVideoCaptureLock);
183	}
184	#endif
185
186	videoAccelDestroy(&mVideoAccelLegacy);
187	i_saveVisibleRegion(0, NULL);
188
189	if (RTCritSectIsInitialized(&mVideoAccelLock))
190	{
191	RTCritSectDelete(&mVideoAccelLock);
192	RT_ZERO(mVideoAccelLock);
193	}
194
195	#ifdef VBOX_WITH_CRHGSMI
196	if (RTCritSectRwIsInitialized(&mCrOglLock))
197	{
198	RTCritSectRwDelete(&mCrOglLock);
199	RT_ZERO(mCrOglLock);
200	}
201	#endif
202	BaseFinalRelease();
203	}
204
205	// public initializer/uninitializer for internal purposes only
206	/////////////////////////////////////////////////////////////////////////////
207
208	#define kMaxSizeThumbnail 64
209
210	/**
211	* Save thumbnail and screenshot of the guest screen.
212	*/
213	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
214	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
215	{
216	int rc = VINF_SUCCESS;
217
218	uint8_t *pu8Thumbnail = NULL;
219	uint32_t cbThumbnail = 0;
220	uint32_t cxThumbnail = 0;
221	uint32_t cyThumbnail = 0;
222
223	if (cx > cy)
224	{
225	cxThumbnail = kMaxSizeThumbnail;
226	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
227	}
228	else
229	{
230	cyThumbnail = kMaxSizeThumbnail;
231	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
232	}
233
234	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
235
236	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
237	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
238
239	if (pu8Thumbnail)
240	{
241	uint8_t *dst = pu8Thumbnail;
242	uint8_t *src = pbData;
243	int dstW = cxThumbnail;
244	int dstH = cyThumbnail;
245	int srcW = cx;
246	int srcH = cy;
247	int iDeltaLine = cx * 4;
248
249	BitmapScale32(dst,
250	dstW, dstH,
251	src,
252	iDeltaLine,
253	srcW, srcH);
254
255	*ppu8Thumbnail = pu8Thumbnail;
256	*pcbThumbnail = cbThumbnail;
257	*pcxThumbnail = cxThumbnail;
258	*pcyThumbnail = cyThumbnail;
259	}
260	else
261	{
262	rc = VERR_NO_MEMORY;
263	}
264
265	return rc;
266	}
267
268	#ifdef VBOX_WITH_CROGL
269	typedef struct
270	{
271	CRVBOXHGCMTAKESCREENSHOT Base;
272
273	/* 32bpp small RGB image. */
274	uint8_t *pu8Thumbnail;
275	uint32_t cbThumbnail;
276	uint32_t cxThumbnail;
277	uint32_t cyThumbnail;
278
279	/* PNG screenshot. */
280	uint8_t *pu8PNG;
281	uint32_t cbPNG;
282	uint32_t cxPNG;
283	uint32_t cyPNG;
284	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
285
286	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
287	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
288	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
289	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
290	{
291	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
292	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
293	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
294	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
295	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
296	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
297	if (RT_FAILURE(rc))
298	{
299	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
300	if (pData->pu8PNG)
301	{
302	RTMemFree(pData->pu8PNG);
303	pData->pu8PNG = NULL;
304	}
305	pData->cbPNG = 0;
306	pData->cxPNG = 0;
307	pData->cyPNG = 0;
308	}
309	}
310	#endif
311
312	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
313	{
314	Display that = static_cast<Display>(pvUser);
315
316	/* 32bpp small RGB image. */
317	uint8_t *pu8Thumbnail = NULL;
318	uint32_t cbThumbnail = 0;
319	uint32_t cxThumbnail = 0;
320	uint32_t cyThumbnail = 0;
321
322	/* PNG screenshot. */
323	uint8_t *pu8PNG = NULL;
324	uint32_t cbPNG = 0;
325	uint32_t cxPNG = 0;
326	uint32_t cyPNG = 0;
327
328	Console::SafeVMPtr ptrVM(that->mParent);
329	if (ptrVM.isOk())
330	{
331	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
332	BOOL f3DSnapshot = FALSE;
333	if ( that->mfIsCr3DEnabled
334	&& that->mCrOglCallbacks.pfnHasData
335	&& that->mCrOglCallbacks.pfnHasData())
336	{
337	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
338	if (pVMMDev)
339	{
340	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
341	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
342	if (pScreenshot)
343	{
344	/* screen id or CRSCREEN_ALL to specify all enabled */
345	pScreenshot->Base.u32Screen = 0;
346	pScreenshot->Base.u32Width = 0;
347	pScreenshot->Base.u32Height = 0;
348	pScreenshot->Base.u32Pitch = 0;
349	pScreenshot->Base.pvBuffer = NULL;
350	pScreenshot->Base.pvContext = pScreenshot;
351	pScreenshot->Base.pfnScreenshotBegin = NULL;
352	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
353	pScreenshot->Base.pfnScreenshotEnd = NULL;
354
355	VBOXCRCMDCTL_HGCM data;
356	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
357	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
358
359	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
360	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
361	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
362
363	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
364	if (RT_SUCCESS(rc))
365	{
366	if (pScreenshot->pu8PNG)
367	{
368	pu8Thumbnail = pScreenshot->pu8Thumbnail;
369	cbThumbnail = pScreenshot->cbThumbnail;
370	cxThumbnail = pScreenshot->cxThumbnail;
371	cyThumbnail = pScreenshot->cyThumbnail;
372
373	/* PNG screenshot. */
374	pu8PNG = pScreenshot->pu8PNG;
375	cbPNG = pScreenshot->cbPNG;
376	cxPNG = pScreenshot->cxPNG;
377	cyPNG = pScreenshot->cyPNG;
378	f3DSnapshot = TRUE;
379	}
380	else
381	AssertMsgFailed(("no png\n"));
382	}
383	else
384	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
385
386
387	RTMemFree(pScreenshot);
388	}
389	}
390	}
391
392	if (!f3DSnapshot)
393	#endif
394	{
395	/* Query RGB bitmap. */
396	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
397	uint8_t *pbData = NULL;
398	size_t cbData = 0;
399	uint32_t cx = 0;
400	uint32_t cy = 0;
401	bool fFreeMem = false;
402	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
403
404	/*
405	* It is possible that success is returned but everything is 0 or NULL.
406	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
407	*/
408	if (RT_SUCCESS(rc) && pbData)
409	{
410	Assert(cx && cy);
411
412	/* Prepare a small thumbnail and a PNG screenshot. */
413	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
414	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
415	if (RT_FAILURE(rc))
416	{
417	if (pu8PNG)
418	{
419	RTMemFree(pu8PNG);
420	pu8PNG = NULL;
421	}
422	cbPNG = 0;
423	cxPNG = 0;
424	cyPNG = 0;
425	}
426
427	if (fFreeMem)
428	RTMemFree(pbData);
429	else
430	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
431	}
432	}
433	}
434	else
435	{
436	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
437	}
438
439	/* Regardless of rc, save what is available:
440	* Data format:
441	* uint32_t cBlocks;
442	* [blocks]
443	*
444	* Each block is:
445	* uint32_t cbBlock; if 0 - no 'block data'.
446	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
447	* [block data]
448	*
449	* Block data for bitmap and PNG:
450	* uint32_t cx;
451	* uint32_t cy;
452	* [image data]
453	*/
454	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
455
456	/* First block. */
457	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
458	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
459
460	if (cbThumbnail)
461	{
462	SSMR3PutU32(pSSM, cxThumbnail);
463	SSMR3PutU32(pSSM, cyThumbnail);
464	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
465	}
466
467	/* Second block. */
468	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
469	SSMR3PutU32(pSSM, 1); /* Block type: png. */
470
471	if (cbPNG)
472	{
473	SSMR3PutU32(pSSM, cxPNG);
474	SSMR3PutU32(pSSM, cyPNG);
475	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
476	}
477
478	RTMemFree(pu8PNG);
479	RTMemFree(pu8Thumbnail);
480	}
481
482	DECLCALLBACK(int)
483	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
484	{
485	RT_NOREF(pvUser);
486	if (uVersion != sSSMDisplayScreenshotVer)
487	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
488	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
489
490	/* Skip data. */
491	uint32_t cBlocks;
492	int rc = SSMR3GetU32(pSSM, &cBlocks);
493	AssertRCReturn(rc, rc);
494
495	for (uint32_t i = 0; i < cBlocks; i++)
496	{
497	uint32_t cbBlock;
498	rc = SSMR3GetU32(pSSM, &cbBlock);
499	AssertRCBreak(rc);
500
501	uint32_t typeOfBlock;
502	rc = SSMR3GetU32(pSSM, &typeOfBlock);
503	AssertRCBreak(rc);
504
505	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
506
507	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
508	* do not write any data if the image size was 0.
509	* @todo Fix and increase saved state version.
510	*/
511	if (cbBlock > 2 * sizeof(uint32_t))
512	{
513	rc = SSMR3Skip(pSSM, cbBlock);
514	AssertRCBreak(rc);
515	}
516	}
517
518	return rc;
519	}
520
521	/**
522	* Save/Load some important guest state
523	*/
524	DECLCALLBACK(void)
525	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
526	{
527	Display that = static_cast<Display>(pvUser);
528
529	SSMR3PutU32(pSSM, that->mcMonitors);
530	for (unsigned i = 0; i < that->mcMonitors; i++)
531	{
532	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
533	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
534	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
535	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
536	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
537	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
538	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
539	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
540	}
541	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
542	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
543	SSMR3PutU32(pSSM, that->cxInputMapping);
544	SSMR3PutU32(pSSM, that->cyInputMapping);
545	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
546	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
547	}
548
549	DECLCALLBACK(int)
550	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
551	{
552	Display that = static_cast<Display>(pvUser);
553
554	if ( uVersion != sSSMDisplayVer
555	&& uVersion != sSSMDisplayVer2
556	&& uVersion != sSSMDisplayVer3
557	&& uVersion != sSSMDisplayVer4
558	&& uVersion != sSSMDisplayVer5)
559	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
560	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
561
562	uint32_t cMonitors;
563	int rc = SSMR3GetU32(pSSM, &cMonitors);
564	AssertRCReturn(rc, rc);
565	if (cMonitors != that->mcMonitors)
566	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
567
568	for (uint32_t i = 0; i < cMonitors; i++)
569	{
570	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
571	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
572	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
573	if ( uVersion == sSSMDisplayVer2
574	\|\| uVersion == sSSMDisplayVer3
575	\|\| uVersion == sSSMDisplayVer4
576	\|\| uVersion == sSSMDisplayVer5)
577	{
578	uint32_t w;
579	uint32_t h;
580	SSMR3GetU32(pSSM, &w);
581	SSMR3GetU32(pSSM, &h);
582	that->maFramebuffers[i].w = w;
583	that->maFramebuffers[i].h = h;
584	}
585	if ( uVersion == sSSMDisplayVer3
586	\|\| uVersion == sSSMDisplayVer4
587	\|\| uVersion == sSSMDisplayVer5)
588	{
589	int32_t xOrigin;
590	int32_t yOrigin;
591	uint32_t flags;
592	SSMR3GetS32(pSSM, &xOrigin);
593	SSMR3GetS32(pSSM, &yOrigin);
594	SSMR3GetU32(pSSM, &flags);
595	that->maFramebuffers[i].xOrigin = xOrigin;
596	that->maFramebuffers[i].yOrigin = yOrigin;
597	that->maFramebuffers[i].flags = (uint16_t)flags;
598	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
599	}
600	}
601	if ( uVersion == sSSMDisplayVer4
602	\|\| uVersion == sSSMDisplayVer5)
603	{
604	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
605	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
606	SSMR3GetU32(pSSM, &that->cxInputMapping);
607	SSMR3GetU32(pSSM, &that->cyInputMapping);
608	}
609	if (uVersion == sSSMDisplayVer5)
610	{
611	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
612	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
613	}
614
615	return VINF_SUCCESS;
616	}
617
618	/**
619	* Initializes the display object.
620	*
621	* @returns COM result indicator
622	* @param aParent handle of our parent object
623	*/
624	HRESULT Display::init(Console *aParent)
625	{
626	ComAssertRet(aParent, E_INVALIDARG);
627	/* Enclose the state transition NotReady->InInit->Ready */
628	AutoInitSpan autoInitSpan(this);
629	AssertReturn(autoInitSpan.isOk(), E_FAIL);
630
631	unconst(mParent) = aParent;
632
633	mfSourceBitmapEnabled = true;
634	fVGAResizing = false;
635
636	ULONG ul;
637	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
638	mcMonitors = ul;
639	xInputMappingOrigin = 0;
640	yInputMappingOrigin = 0;
641	cxInputMapping = 0;
642	cyInputMapping = 0;
643
644	for (ul = 0; ul < mcMonitors; ul++)
645	{
646	maFramebuffers[ul].u32Offset = 0;
647	maFramebuffers[ul].u32MaxFramebufferSize = 0;
648	maFramebuffers[ul].u32InformationSize = 0;
649
650	maFramebuffers[ul].pFramebuffer = NULL;
651	/* All secondary monitors are disabled at startup. */
652	maFramebuffers[ul].fDisabled = ul > 0;
653
654	maFramebuffers[ul].u32Caps = 0;
655
656	maFramebuffers[ul].updateImage.pu8Address = NULL;
657	maFramebuffers[ul].updateImage.cbLine = 0;
658
659	maFramebuffers[ul].xOrigin = 0;
660	maFramebuffers[ul].yOrigin = 0;
661
662	maFramebuffers[ul].w = 0;
663	maFramebuffers[ul].h = 0;
664
665	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
666
667	maFramebuffers[ul].u16BitsPerPixel = 0;
668	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
669	maFramebuffers[ul].u32LineSize = 0;
670
671	maFramebuffers[ul].pHostEvents = NULL;
672
673	maFramebuffers[ul].fDefaultFormat = false;
674
675	#ifdef VBOX_WITH_HGSMI
676	maFramebuffers[ul].fVBVAEnabled = false;
677	maFramebuffers[ul].fVBVAForceResize = false;
678	maFramebuffers[ul].fRenderThreadMode = false;
679	maFramebuffers[ul].pVBVAHostFlags = NULL;
680	#endif /* VBOX_WITH_HGSMI */
681	#ifdef VBOX_WITH_CROGL
682	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
683	#endif
684	}
685
686	{
687	// register listener for state change events
688	ComPtr<IEventSource> es;
689	mParent->COMGETTER(EventSource)(es.asOutParam());
690	com::SafeArray<VBoxEventType_T> eventTypes;
691	eventTypes.push_back(VBoxEventType_OnStateChanged);
692	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
693	}
694
695	/* Cache the 3D settings. */
696	BOOL fIs3DEnabled = FALSE;
697	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
698	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
699	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
700	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
701
702	/* Confirm a successful initialization */
703	autoInitSpan.setSucceeded();
704
705	return S_OK;
706	}
707
708	/**
709	* Uninitializes the instance and sets the ready flag to FALSE.
710	* Called either from FinalRelease() or by the parent when it gets destroyed.
711	*/
712	void Display::uninit()
713	{
714	LogRelFlowFunc(("this=%p\n", this));
715
716	/* Enclose the state transition Ready->InUninit->NotReady */
717	AutoUninitSpan autoUninitSpan(this);
718	if (autoUninitSpan.uninitDone())
719	return;
720
721	unsigned uScreenId;
722	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
723	{
724	maFramebuffers[uScreenId].pSourceBitmap.setNull();
725	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
726	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
727	maFramebuffers[uScreenId].updateImage.cbLine = 0;
728	maFramebuffers[uScreenId].pFramebuffer.setNull();
729	#ifdef VBOX_WITH_VIDEOREC
730	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
731	#endif
732	}
733
734	if (mParent)
735	{
736	ComPtr<IEventSource> es;
737	mParent->COMGETTER(EventSource)(es.asOutParam());
738	es->UnregisterListener(this);
739	}
740
741	unconst(mParent) = NULL;
742
743	if (mpDrv)
744	mpDrv->pDisplay = NULL;
745
746	mpDrv = NULL;
747	}
748
749	/**
750	* Register the SSM methods. Called by the power up thread to be able to
751	* pass pVM
752	*/
753	int Display::i_registerSSM(PUVM pUVM)
754	{
755	/* Version 2 adds width and height of the framebuffer; version 3 adds
756	* the framebuffer offset in the virtual desktop and the framebuffer flags;
757	* version 4 adds guest to host input event mapping and version 5 adds
758	* guest VBVA and host cursor capabilities.
759	*/
760	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
761	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
762	NULL, NULL, NULL,
763	NULL, i_displaySSMSave, NULL,
764	NULL, i_displaySSMLoad, NULL, this);
765	AssertRCReturn(rc, rc);
766
767	/*
768	* Register loaders for old saved states where iInstance was
769	* 3 * sizeof(uint32_t *) due to a code mistake.
770	*/
771	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
772	NULL, NULL, NULL,
773	NULL, NULL, NULL,
774	NULL, i_displaySSMLoad, NULL, this);
775	AssertRCReturn(rc, rc);
776
777	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
778	NULL, NULL, NULL,
779	NULL, NULL, NULL,
780	NULL, i_displaySSMLoad, NULL, this);
781	AssertRCReturn(rc, rc);
782
783	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
784	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
785	NULL, NULL, NULL,
786	NULL, i_displaySSMSaveScreenshot, NULL,
787	NULL, i_displaySSMLoadScreenshot, NULL, this);
788
789	AssertRCReturn(rc, rc);
790
791	return VINF_SUCCESS;
792	}
793
794	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
795	{
796	RT_NOREF(pCmd, cbCmd, rc);
797	Assert(pvCompletion);
798	RTMemFree(pvCompletion);
799	}
800
801	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
802	int Display::i_crOglWindowsShow(bool fShow)
803	{
804	if (!mfCrOglDataHidden == !!fShow)
805	return VINF_SUCCESS;
806
807	if (!mhCrOglSvc)
808	{
809	/* No 3D or the VMSVGA3d kind. */
810	Assert(!mfIsCr3DEnabled);
811	return VERR_INVALID_STATE;
812	}
813
814	VMMDev *pVMMDev = mParent->i_getVMMDev();
815	if (!pVMMDev)
816	{
817	AssertMsgFailed(("no vmmdev\n"));
818	return VERR_INVALID_STATE;
819	}
820
821	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
822	if (!pData)
823	{
824	AssertMsgFailed(("RTMemAlloc failed\n"));
825	return VERR_NO_MEMORY;
826	}
827
828	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
829	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
830
831	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
832	pData->aParms[0].u.uint32 = (uint32_t)fShow;
833
834	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
835	if (RT_SUCCESS(rc))
836	mfCrOglDataHidden = !fShow;
837	else
838	{
839	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
840	RTMemFree(pData);
841	}
842
843	return rc;
844	}
845	#endif
846
847
848	// public methods only for internal purposes
849	/////////////////////////////////////////////////////////////////////////////
850
851	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
852	{
853	RT_NOREF(pView);
854	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
855	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
856	return VINF_SUCCESS; /* nop it */
857
858	if (mfIsCr3DEnabled)
859	{
860	int rc = VERR_INVALID_STATE;
861	if (mhCrOglSvc)
862	{
863	VMMDev *pVMMDev = mParent->i_getVMMDev();
864	if (pVMMDev)
865	{
866	VBOXCRCMDCTL_HGCM *pCtl;
867	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
868	if (pCtl)
869	{
870	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
871	pData->Screen = *pScreen;
872	pData->pvVRAM = pvVRAM;
873
874	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
875	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
876	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
877	pCtl->aParms[0].u.pointer.addr = pData;
878	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
879
880	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
881	if (RT_FAILURE(rc))
882	{
883	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
884	RTMemFree(pCtl);
885	}
886	}
887	else
888	rc = VERR_NO_MEMORY;
889	}
890	}
891
892	return rc;
893	}
894	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
895	RT_NOREF(pScreen, pvVRAM);
896	#endif
897	return VINF_SUCCESS;
898	}
899
900	/**
901	* Handles display resize event.
902	*
903	* @param uScreenId Screen ID
904	* @param bpp New bits per pixel.
905	* @param pvVRAM VRAM pointer.
906	* @param cbLine New bytes per line.
907	* @param w New display width.
908	* @param h New display height.
909	* @param flags Flags of the new video mode.
910	* @param xOrigin New display origin X.
911	* @param yOrigin New display origin Y.
912	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
913	*/
914	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
915	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
916	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
917	{
918	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
919	pvVRAM, w, h, bpp, cbLine, flags));
920
921	/* Caller must not hold the object lock. */
922	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
923
924	/* Note: the old code checked if the video mode was actially chnaged and
925	* did not invalidate the source bitmap if the mode did not change.
926	* The new code always invalidates the source bitmap, i.e. it will
927	* notify the frontend even if nothing actually changed.
928	*
929	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
930	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
931	* the @todo below.
932	*/
933
934	/* Make sure that the VGA device does not access the source bitmap. */
935	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
936	{
937	/// @todo It is probably more convenient to implement
938	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
939	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
940	// fSet = false disables rendering and VGA can check
941	// if it is already rendering to a different bitmap, avoiding
942	// enable/disable rendering races.
943	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
944
945	mpDrv->IConnector.pbData = NULL;
946	mpDrv->IConnector.cbScanline = 0;
947	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
948	mpDrv->IConnector.cx = 0;
949	mpDrv->IConnector.cy = 0;
950	}
951
952	/* Update maFramebuffers[uScreenId] under lock. */
953	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
954
955	if (uScreenId >= mcMonitors)
956	return VINF_SUCCESS;
957
958	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
959
960	/* Whether the monitor position has changed.
961	* A resize initiated by the VGA device does not change the monitor position.
962	*/
963	const bool fNewOrigin = !fVGAResize
964	&& ( pFBInfo->xOrigin != xOrigin
965	\|\| pFBInfo->yOrigin != yOrigin);
966
967	/* The event for disabled->enabled transition.
968	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
969	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
970	*/
971	const bool fGuestMonitorChangedEvent = !fVGAResize
972	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
973
974	/* Reset the update mode. */
975	pFBInfo->updateImage.pSourceBitmap.setNull();
976	pFBInfo->updateImage.pu8Address = NULL;
977	pFBInfo->updateImage.cbLine = 0;
978
979	/* Release the current source bitmap. */
980	pFBInfo->pSourceBitmap.setNull();
981
982	/* VGA blanking is signaled as w=0, h=0, bpp=0 and cbLine=0, and it's
983	* best to keep the old resolution, as otherwise the window size would
984	* change before the new resolution is known. */
985	const bool fVGABlank = fVGAResize && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
986	&& w == 0 && h == 0 && bpp == 0 && cbLine == 0;
987	if (fVGABlank)
988	{
989	w = pFBInfo->w;
990	h = pFBInfo->h;
991	}
992
993	/* Update the video mode information. */
994	pFBInfo->w = w;
995	pFBInfo->h = h;
996	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
997	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
998	pFBInfo->u32LineSize = cbLine;
999	if (!fVGAResize)
1000	{
1001	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
1002	pFBInfo->flags = flags;
1003	pFBInfo->xOrigin = xOrigin;
1004	pFBInfo->yOrigin = yOrigin;
1005	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1006	pFBInfo->fVBVAForceResize = false;
1007	}
1008	else
1009	{
1010	pFBInfo->flags = 0;
1011	if (fVGABlank)
1012	pFBInfo->flags \|= VBVA_SCREEN_F_BLANK;
1013	pFBInfo->fDisabled = false;
1014	}
1015
1016	/* Prepare local vars for the notification code below. */
1017	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1018	const bool fDisabled = pFBInfo->fDisabled;
1019
1020	alock.release();
1021
1022	if (!pFramebuffer.isNull())
1023	{
1024	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1025	LogFunc(("NotifyChange hr %08X\n", hr));
1026	NOREF(hr);
1027	}
1028
1029	if (fGuestMonitorChangedEvent)
1030	{
1031	if (fDisabled)
1032	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1033	GuestMonitorChangedEventType_Disabled,
1034	uScreenId,
1035	0, 0, 0, 0);
1036	else
1037	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1038	GuestMonitorChangedEventType_Enabled,
1039	uScreenId,
1040	xOrigin, yOrigin, w, h);
1041	}
1042
1043	if (fNewOrigin)
1044	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1045	GuestMonitorChangedEventType_NewOrigin,
1046	uScreenId,
1047	xOrigin, yOrigin, 0, 0);
1048
1049	/* Inform the VRDP server about the change of display parameters. */
1050	LogRelFlowFunc(("Calling VRDP\n"));
1051	mParent->i_consoleVRDPServer()->SendResize();
1052
1053	/* And re-send the seamless rectangles if necessary. */
1054	if (mfSeamlessEnabled)
1055	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1056
1057	#ifdef VBOX_WITH_VIDEOREC
1058	i_videoCaptureScreenChanged(uScreenId);
1059	#endif
1060
1061	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1062
1063	return VINF_SUCCESS;
1064	}
1065
1066	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1067	{
1068	/* Correct negative x and y coordinates. */
1069	if (*px < 0)
1070	{
1071	px += pw; /* Compute xRight which is also the new width. */
1072
1073	pw = (px < 0)? 0: *px;
1074
1075	*px = 0;
1076	}
1077
1078	if (*py < 0)
1079	{
1080	py += ph; /* Compute xBottom, which is also the new height. */
1081
1082	ph = (py < 0)? 0: *py;
1083
1084	*py = 0;
1085	}
1086
1087	/* Also check if coords are greater than the display resolution. */
1088	if (px + pw > cx)
1089	{
1090	pw = cx > px? cx - *px: 0;
1091	}
1092
1093	if (py + ph > cy)
1094	{
1095	ph = cy > py? cy - *py: 0;
1096	}
1097	}
1098
1099	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1100	{
1101	/*
1102	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1103	* Safe to use VBVA vars and take the framebuffer lock.
1104	*/
1105
1106	#ifdef DEBUG_sunlover
1107	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1108	uScreenId, x, y, w, h));
1109	#endif /* DEBUG_sunlover */
1110
1111	/* No updates for a disabled guest screen. */
1112	if (maFramebuffers[uScreenId].fDisabled)
1113	return;
1114
1115	/* No updates for a blank guest screen. */
1116	/** @note Disabled for now, as the GUI does not update the picture when we
1117	* first blank. */
1118	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1119	return; */
1120
1121	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1122	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1123
1124	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1125	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1126
1127	alockr.release();
1128
1129	if (RT_LIKELY(!pFramebuffer.isNull()))
1130	{
1131	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1132	{
1133	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1134
1135	if (w != 0 && h != 0)
1136	{
1137	pFramebuffer->NotifyUpdate(x, y, w, h);
1138	}
1139	}
1140	else
1141	{
1142	if (RT_LIKELY(!pSourceBitmap.isNull()))
1143	{ /* likely */ }
1144	else
1145	{
1146	/* Create a source bitmap if UpdateImage mode is used. */
1147	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1148	if (SUCCEEDED(hr))
1149	{
1150	BYTE *pAddress = NULL;
1151	ULONG ulWidth = 0;
1152	ULONG ulHeight = 0;
1153	ULONG ulBitsPerPixel = 0;
1154	ULONG ulBytesPerLine = 0;
1155	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1156
1157	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1158	&ulWidth,
1159	&ulHeight,
1160	&ulBitsPerPixel,
1161	&ulBytesPerLine,
1162	&bitmapFormat);
1163	if (SUCCEEDED(hr))
1164	{
1165	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1166
1167	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1168	{
1169	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1170	pFBInfo->updateImage.pu8Address = pAddress;
1171	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1172	}
1173
1174	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1175
1176	alockw.release();
1177	}
1178	}
1179	}
1180
1181	if (RT_LIKELY(!pSourceBitmap.isNull()))
1182	{
1183	BYTE *pbAddress = NULL;
1184	ULONG ulWidth = 0;
1185	ULONG ulHeight = 0;
1186	ULONG ulBitsPerPixel = 0;
1187	ULONG ulBytesPerLine = 0;
1188	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1189
1190	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1191	&ulWidth,
1192	&ulHeight,
1193	&ulBitsPerPixel,
1194	&ulBytesPerLine,
1195	&bitmapFormat);
1196	if (SUCCEEDED(hr))
1197	{
1198	/* Make sure that the requested update is within the source bitmap dimensions. */
1199	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1200
1201	if (w != 0 && h != 0)
1202	{
1203	const size_t cbData = w * h * 4;
1204	com::SafeArray<BYTE> image(cbData);
1205
1206	uint8_t *pu8Dst = image.raw();
1207	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1208
1209	int i;
1210	for (i = y; i < y + h; ++i)
1211	{
1212	memcpy(pu8Dst, pu8Src, w * 4);
1213	pu8Dst += w * 4;
1214	pu8Src += ulBytesPerLine;
1215	}
1216
1217	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1218	}
1219	}
1220	}
1221	}
1222	}
1223
1224	#ifndef VBOX_WITH_HGSMI
1225	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1226	{
1227	#else
1228	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1229	{
1230	#endif /* VBOX_WITH_HGSMI */
1231	/* When VBVA is enabled, the VRDP server is informed
1232	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1233	* Inform the server here only if VBVA is disabled.
1234	*/
1235	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1236	}
1237	}
1238
1239	void Display::i_updateGuestGraphicsFacility(void)
1240	{
1241	Guest* pGuest = mParent->i_getGuest();
1242	AssertPtrReturnVoid(pGuest);
1243	/* The following is from GuestImpl.cpp. */
1244	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1245	* to move the graphics and seamless capability -> facility translation to
1246	* VMMDev so this could be saved. */
1247	RTTIMESPEC TimeSpecTS;
1248	RTTimeNow(&TimeSpecTS);
1249
1250	if ( mfVMMDevSupportsGraphics
1251	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1252	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1253	VBoxGuestFacilityStatus_Active,
1254	0 /fFlags/, &TimeSpecTS);
1255	else
1256	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1257	VBoxGuestFacilityStatus_Inactive,
1258	0 /fFlags/, &TimeSpecTS);
1259	}
1260
1261	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1262	{
1263	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1264	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1265	return;
1266	mfVMMDevSupportsGraphics = fSupportsGraphics;
1267	i_updateGuestGraphicsFacility();
1268	/* The VMMDev interface notifies the console. */
1269	}
1270
1271	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1272	{
1273	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1274	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1275
1276	mfGuestVBVACapabilities = fNewCapabilities;
1277	if (!fNotify)
1278	return;
1279	i_updateGuestGraphicsFacility();
1280	/* Tell the console about it */
1281	mParent->i_onAdditionsStateChange();
1282	}
1283
1284	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1285	{
1286	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1287
1288	xInputMappingOrigin = xOrigin;
1289	yInputMappingOrigin = yOrigin;
1290	cxInputMapping = cx;
1291	cyInputMapping = cy;
1292
1293	/* Re-send the seamless rectangles if necessary. */
1294	if (mfSeamlessEnabled)
1295	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1296	}
1297
1298	/**
1299	* Returns the upper left and lower right corners of the virtual framebuffer.
1300	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1301	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1302	*/
1303	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1304	int32_t px2, int32_t py2)
1305	{
1306	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1307	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1308
1309	AssertPtrReturnVoid(px1);
1310	AssertPtrReturnVoid(py1);
1311	AssertPtrReturnVoid(px2);
1312	AssertPtrReturnVoid(py2);
1313	LogRelFlowFunc(("\n"));
1314
1315	if (!mpDrv)
1316	return;
1317	/* If VBVA is not in use then this flag will not be set and this
1318	* will still work as it should. */
1319	if (!maFramebuffers[0].fDisabled)
1320	{
1321	x1 = (int32_t)maFramebuffers[0].xOrigin;
1322	y1 = (int32_t)maFramebuffers[0].yOrigin;
1323	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1324	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1325	}
1326	if (cxInputMapping && cyInputMapping)
1327	{
1328	x1 = xInputMappingOrigin;
1329	y1 = yInputMappingOrigin;
1330	x2 = xInputMappingOrigin + cxInputMapping;
1331	y2 = yInputMappingOrigin + cyInputMapping;
1332	}
1333	else
1334	for (unsigned i = 1; i < mcMonitors; ++i)
1335	{
1336	if (!maFramebuffers[i].fDisabled)
1337	{
1338	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1339	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1340	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1341	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1342	}
1343	}
1344	*px1 = x1;
1345	*py1 = y1;
1346	*px2 = x2;
1347	*py2 = y2;
1348	}
1349
1350	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1351	{
1352	/* Do we need this to access mParent? I presume that the safe VM pointer
1353	* ensures that mpDrv will remain valid. */
1354	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1355	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1356	& ~fCapabilitiesRemoved;
1357
1358	Console::SafeVMPtr ptrVM(mParent);
1359	if (!ptrVM.isOk())
1360	return ptrVM.rc();
1361	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1362	return S_OK;
1363	CHECK_CONSOLE_DRV(mpDrv);
1364	alock.release(); /* Release before calling up for lock order reasons. */
1365	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1366	mfHostCursorCapabilities = fHostCursorCapabilities;
1367	return S_OK;
1368	}
1369
1370	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1371	{
1372	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1373	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1374	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1375	xAdj = RT_MIN(xAdj, cxInputMapping);
1376	yAdj = RT_MIN(yAdj, cyInputMapping);
1377
1378	Console::SafeVMPtr ptrVM(mParent);
1379	if (!ptrVM.isOk())
1380	return ptrVM.rc();
1381	CHECK_CONSOLE_DRV(mpDrv);
1382	alock.release(); /* Release before calling up for lock order reasons. */
1383	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1384	return S_OK;
1385	}
1386
1387	static bool displayIntersectRect(RTRECT *prectResult,
1388	const RTRECT *prect1,
1389	const RTRECT *prect2)
1390	{
1391	/* Initialize result to an empty record. */
1392	memset(prectResult, 0, sizeof(RTRECT));
1393
1394	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1395	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1396
1397	if (xLeftResult < xRightResult)
1398	{
1399	/* There is intersection by X. */
1400
1401	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1402	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1403
1404	if (yTopResult < yBottomResult)
1405	{
1406	/* There is intersection by Y. */
1407
1408	prectResult->xLeft = xLeftResult;
1409	prectResult->yTop = yTopResult;
1410	prectResult->xRight = xRightResult;
1411	prectResult->yBottom = yBottomResult;
1412
1413	return true;
1414	}
1415	}
1416
1417	return false;
1418	}
1419
1420	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1421	{
1422	RTRECT *pRectVisibleRegion = NULL;
1423
1424	if (pRect == mpRectVisibleRegion)
1425	return VINF_SUCCESS;
1426	if (cRect != 0)
1427	{
1428	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1429	if (!pRectVisibleRegion)
1430	{
1431	return VERR_NO_MEMORY;
1432	}
1433	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1434	}
1435	if (mpRectVisibleRegion)
1436	RTMemFree(mpRectVisibleRegion);
1437	mcRectVisibleRegion = cRect;
1438	mpRectVisibleRegion = pRectVisibleRegion;
1439	return VINF_SUCCESS;
1440	}
1441
1442	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1443	{
1444	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1445	* sizeof(RTRECT));
1446	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1447	if (!pVisibleRegion)
1448	{
1449	return VERR_NO_TMP_MEMORY;
1450	}
1451	int rc = i_saveVisibleRegion(cRect, pRect);
1452	if (RT_FAILURE(rc))
1453	{
1454	RTMemTmpFree(pVisibleRegion);
1455	return rc;
1456	}
1457
1458	unsigned uScreenId;
1459	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1460	{
1461	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1462
1463	if ( !pFBInfo->pFramebuffer.isNull()
1464	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1465	{
1466	/* Prepare a new array of rectangles which intersect with the framebuffer.
1467	*/
1468	RTRECT rectFramebuffer;
1469	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1470	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1471	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1472	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1473
1474	uint32_t cRectVisibleRegion = 0;
1475
1476	uint32_t i;
1477	for (i = 0; i < cRect; i++)
1478	{
1479	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1480	{
1481	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1482	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1483	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1484	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1485
1486	cRectVisibleRegion++;
1487	}
1488	}
1489	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1490	}
1491	}
1492
1493	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1494	VMMDev *vmmDev = mParent->i_getVMMDev();
1495	if (mfIsCr3DEnabled && vmmDev)
1496	{
1497	if (mhCrOglSvc)
1498	{
1499	VBOXCRCMDCTL_HGCM *pCtl;
1500	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1501	if (pCtl)
1502	{
1503	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1504	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1505
1506	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1507	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1508
1509	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1510	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1511	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1512
1513	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1514	if (!RT_SUCCESS(rc))
1515	{
1516	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1517	RTMemFree(pCtl);
1518	}
1519	}
1520	else
1521	AssertMsgFailed(("failed to allocate rects memory\n"));
1522	}
1523	else
1524	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1525	}
1526	#endif
1527
1528	RTMemTmpFree(pVisibleRegion);
1529
1530	return VINF_SUCCESS;
1531	}
1532
1533	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1534	{
1535	/// @todo Currently not used by the guest and is not implemented in
1536	/// framebuffers. Remove?
1537	RT_NOREF(pcRects, paRects);
1538	return VERR_NOT_SUPPORTED;
1539	}
1540
1541	#ifdef VBOX_WITH_HGSMI
1542	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1543	uint32_t fu32SupportedOrders,
1544	bool fVideoAccelVRDP,
1545	DISPLAYFBINFO *pFBInfo)
1546	{
1547	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1548
1549	if (pFBInfo->pVBVAHostFlags)
1550	{
1551	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1552
1553	if (pFBInfo->fVBVAEnabled)
1554	{
1555	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1556
1557	if (fVideoAccelVRDP)
1558	{
1559	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1560	}
1561	}
1562
1563	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1564	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1565
1566	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1567	}
1568	}
1569
1570	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1571	bool fVideoAccelVRDP,
1572	DISPLAYFBINFO *paFBInfos,
1573	unsigned cFBInfos)
1574	{
1575	unsigned uScreenId;
1576
1577	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1578	{
1579	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1580	}
1581	}
1582	#endif /* VBOX_WITH_HGSMI */
1583
1584	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1585	{
1586	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1587	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1588	if (RT_SUCCESS(rc))
1589	{
1590	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1591	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1592	}
1593	LogFlowFunc(("leave %Rrc\n", rc));
1594	return rc;
1595	}
1596
1597	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1598	{
1599	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1600	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1601	if (RT_SUCCESS(rc))
1602	{
1603	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1604	videoAccelLeaveVGA(&mVideoAccelLegacy);
1605	}
1606	LogFlowFunc(("leave %Rrc\n", rc));
1607	return rc;
1608	}
1609
1610	void Display::VideoAccelFlushVMMDev(void)
1611	{
1612	LogFlowFunc(("enter\n"));
1613	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1614	if (RT_SUCCESS(rc))
1615	{
1616	i_VideoAccelFlush(mpDrv->pUpPort);
1617	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1618	}
1619	LogFlowFunc(("leave\n"));
1620	}
1621
1622	/* Called always by one VRDP server thread. Can be thread-unsafe.
1623	*/
1624	void Display::i_VideoAccelVRDP(bool fEnable)
1625	{
1626	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1627
1628	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1629
1630	int c = fEnable?
1631	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1632	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1633
1634	Assert (c >= 0);
1635
1636	/* This can run concurrently with Display videoaccel state change. */
1637	RTCritSectEnter(&mVideoAccelLock);
1638
1639	if (c == 0)
1640	{
1641	/* The last client has disconnected, and the accel can be
1642	* disabled.
1643	*/
1644	Assert(fEnable == false);
1645
1646	mfVideoAccelVRDP = false;
1647	mfu32SupportedOrders = 0;
1648
1649	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1650	maFramebuffers, mcMonitors);
1651	#ifdef VBOX_WITH_HGSMI
1652	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1653	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1654	#endif /* VBOX_WITH_HGSMI */
1655
1656	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1657	}
1658	else if ( c == 1
1659	&& !mfVideoAccelVRDP)
1660	{
1661	/* The first client has connected. Enable the accel.
1662	*/
1663	Assert(fEnable == true);
1664
1665	mfVideoAccelVRDP = true;
1666	/* Supporting all orders. */
1667	mfu32SupportedOrders = UINT32_MAX;
1668
1669	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1670	maFramebuffers, mcMonitors);
1671	#ifdef VBOX_WITH_HGSMI
1672	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1673	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1674	#endif /* VBOX_WITH_HGSMI */
1675
1676	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1677	}
1678	else
1679	{
1680	/* A client is connected or disconnected but there is no change in the
1681	* accel state. It remains enabled.
1682	*/
1683	Assert(mfVideoAccelVRDP == true);
1684	}
1685
1686	RTCritSectLeave(&mVideoAccelLock);
1687	}
1688
1689	void Display::i_notifyPowerDown(void)
1690	{
1691	LogRelFlowFunc(("\n"));
1692
1693	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1694
1695	/* Source bitmaps are not available anymore. */
1696	mfSourceBitmapEnabled = false;
1697
1698	alock.release();
1699
1700	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1701	unsigned uScreenId = mcMonitors;
1702	while (uScreenId > 0)
1703	{
1704	--uScreenId;
1705
1706	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1707	if (!pFBInfo->fDisabled)
1708	{
1709	i_handleDisplayResize(uScreenId, 32,
1710	pFBInfo->pu8FramebufferVRAM,
1711	pFBInfo->u32LineSize,
1712	pFBInfo->w,
1713	pFBInfo->h,
1714	pFBInfo->flags,
1715	pFBInfo->xOrigin,
1716	pFBInfo->yOrigin,
1717	false);
1718	}
1719	}
1720	}
1721
1722	// Wrapped IDisplay methods
1723	/////////////////////////////////////////////////////////////////////////////
1724	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1725	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1726	{
1727	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1728
1729	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1730
1731	if (aScreenId >= mcMonitors)
1732	return E_INVALIDARG;
1733
1734	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1735
1736	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1737
1738	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1739	guestMonitorStatus = GuestMonitorStatus_Disabled;
1740	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1741	guestMonitorStatus = GuestMonitorStatus_Blank;
1742
1743	if (aWidth)
1744	*aWidth = pFBInfo->w;
1745	if (aHeight)
1746	*aHeight = pFBInfo->h;
1747	if (aBitsPerPixel)
1748	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1749	if (aXOrigin)
1750	*aXOrigin = pFBInfo->xOrigin;
1751	if (aYOrigin)
1752	*aYOrigin = pFBInfo->yOrigin;
1753	if (aGuestMonitorStatus)
1754	*aGuestMonitorStatus = guestMonitorStatus;
1755
1756	return S_OK;
1757	}
1758
1759
1760	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1761	{
1762	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1763
1764	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1765
1766	if (aScreenId >= mcMonitors)
1767	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1768	aScreenId, mcMonitors);
1769
1770	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1771	if (!pFBInfo->pFramebuffer.isNull())
1772	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1773	aScreenId);
1774
1775	pFBInfo->pFramebuffer = aFramebuffer;
1776	pFBInfo->framebufferId.create();
1777	aId = pFBInfo->framebufferId;
1778
1779	SafeArray<FramebufferCapabilities_T> caps;
1780	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1781	pFBInfo->u32Caps = 0;
1782	size_t i;
1783	for (i = 0; i < caps.size(); ++i)
1784	pFBInfo->u32Caps \|= caps[i];
1785
1786	alock.release();
1787
1788	/* The driver might not have been constructed yet */
1789	if (mpDrv)
1790	{
1791	/* Inform the framebuffer about the actual screen size. */
1792	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1793	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1794
1795	/* Re-send the seamless rectangles if necessary. */
1796	if (mfSeamlessEnabled)
1797	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1798	}
1799
1800	Console::SafeVMPtrQuiet ptrVM(mParent);
1801	if (ptrVM.isOk())
1802	{
1803	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1804	if (mfIsCr3DEnabled)
1805	{
1806	VBOXCRCMDCTL_HGCM data;
1807	RT_ZERO(data);
1808	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1809	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1810
1811	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1812	data.aParms[0].u.uint32 = aScreenId;
1813
1814	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1815	AssertRC(vrc);
1816	}
1817	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1818
1819	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1820	3, this, aScreenId, false);
1821	}
1822
1823	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1824	return S_OK;
1825	}
1826
1827	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1828	{
1829	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1830
1831	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1832
1833	if (aScreenId >= mcMonitors)
1834	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1835	aScreenId, mcMonitors);
1836
1837	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1838
1839	if (pFBInfo->framebufferId != aId)
1840	{
1841	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1842	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1843	}
1844
1845	pFBInfo->pFramebuffer.setNull();
1846	pFBInfo->framebufferId.clear();
1847
1848	alock.release();
1849
1850	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1851	Console::SafeVMPtrQuiet ptrVM(mParent);
1852	if (ptrVM.isOk())
1853	{
1854	if (mfIsCr3DEnabled)
1855	{
1856	VBOXCRCMDCTL_HGCM data;
1857	RT_ZERO(data);
1858	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1859	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1860
1861	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1862	data.aParms[0].u.uint32 = aScreenId;
1863
1864	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1865	AssertRC(vrc);
1866	}
1867	}
1868	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1869
1870	return S_OK;
1871	}
1872
1873	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1874	{
1875	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1876
1877	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1878
1879	if (aScreenId >= mcMonitors)
1880	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1881	aScreenId, mcMonitors);
1882
1883	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1884
1885	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1886
1887	return S_OK;
1888	}
1889
1890	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1891	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1892	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1893	{
1894	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1895	{
1896	/* Some of parameters must not change. Query current mode. */
1897	ULONG ulWidth = 0;
1898	ULONG ulHeight = 0;
1899	ULONG ulBitsPerPixel = 0;
1900	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1901	if (FAILED(hr))
1902	return hr;
1903
1904	/* Assign current values to not changing parameters. */
1905	if (aWidth == 0)
1906	aWidth = ulWidth;
1907	if (aHeight == 0)
1908	aHeight = ulHeight;
1909	if (aBitsPerPixel == 0)
1910	aBitsPerPixel = ulBitsPerPixel;
1911	}
1912
1913	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1914
1915	if (aDisplay >= mcMonitors)
1916	return E_INVALIDARG;
1917
1918	CHECK_CONSOLE_DRV(mpDrv);
1919
1920	/*
1921	* It is up to the guest to decide whether the hint is
1922	* valid. Therefore don't do any VRAM sanity checks here.
1923	*/
1924
1925	/* Have to release the lock because the pfnRequestDisplayChange
1926	* will call EMT. */
1927	alock.release();
1928
1929	/* We always send the hint to the graphics card in case the guest enables
1930	* support later. For now we notify exactly when support is enabled. */
1931	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1932	aBitsPerPixel, aDisplay,
1933	aChangeOrigin ? aOriginX : ~0,
1934	aChangeOrigin ? aOriginY : ~0,
1935	RT_BOOL(aEnabled),
1936	mfGuestVBVACapabilities
1937	& VBVACAPS_VIDEO_MODE_HINTS);
1938	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1939	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1940	{
1941	mParent->i_sendACPIMonitorHotPlugEvent();
1942	}
1943
1944	/* We currently never suppress the VMMDev hint if the guest has requested
1945	* it. Specifically the video graphics driver may not be responsible for
1946	* screen positioning in the guest virtual desktop, and the component
1947	* responsible may want to get the hint from VMMDev. */
1948	VMMDev *pVMMDev = mParent->i_getVMMDev();
1949	if (pVMMDev)
1950	{
1951	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1952	if (pVMMDevPort)
1953	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1954	aDisplay, aOriginX, aOriginY,
1955	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1956	}
1957	return S_OK;
1958	}
1959
1960	HRESULT Display::setSeamlessMode(BOOL enabled)
1961	{
1962	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1963
1964	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1965	alock.release();
1966
1967	VMMDev *pVMMDev = mParent->i_getVMMDev();
1968	if (pVMMDev)
1969	{
1970	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1971	if (pVMMDevPort)
1972	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1973	}
1974	mfSeamlessEnabled = RT_BOOL(enabled);
1975
1976	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1977	if (!enabled)
1978	{
1979	VMMDev *vmmDev = mParent->i_getVMMDev();
1980	if (mfIsCr3DEnabled && vmmDev)
1981	{
1982	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1983	if (!pData)
1984	{
1985	AssertMsgFailed(("RTMemAlloc failed\n"));
1986	return VERR_NO_MEMORY;
1987	}
1988
1989	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1990	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1991
1992	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1993	pData->aParms[0].u.pointer.addr = NULL;
1994	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1995
1996	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
1997	if (!RT_SUCCESS(rc))
1998	{
1999	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2000	RTMemFree(pData);
2001	}
2002	}
2003	}
2004	#endif
2005	return S_OK;
2006	}
2007
2008	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2009	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2010	uint32_t u32Width, uint32_t u32Height)
2011	{
2012	if ( pDisplay->mfIsCr3DEnabled
2013	&& pDisplay->mCrOglCallbacks.pfnHasData
2014	&& pDisplay->mCrOglCallbacks.pfnHasData())
2015	{
2016	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2017	if (pVMMDev)
2018	{
2019	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2020	if (pScreenshot)
2021	{
2022	/* screen id or CRSCREEN_ALL to specify all enabled */
2023	pScreenshot->u32Screen = aScreenId;
2024	pScreenshot->u32Width = u32Width;
2025	pScreenshot->u32Height = u32Height;
2026	pScreenshot->u32Pitch = u32Width * 4;
2027	pScreenshot->pvBuffer = pbData;
2028	pScreenshot->pvContext = NULL;
2029	pScreenshot->pfnScreenshotBegin = NULL;
2030	pScreenshot->pfnScreenshotPerform = NULL;
2031	pScreenshot->pfnScreenshotEnd = NULL;
2032
2033	VBOXCRCMDCTL_HGCM data;
2034	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2035	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2036
2037	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2038	data.aParms[0].u.pointer.addr = pScreenshot;
2039	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2040
2041	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2042
2043	RTMemFree(pScreenshot);
2044
2045	if (RT_SUCCESS(rc))
2046	return TRUE;
2047	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2048	/* fall back to the non-3d mechanism */
2049	}
2050	}
2051	}
2052	return FALSE;
2053	}
2054	#endif
2055
2056	/* static */
2057	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2058	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2059	{
2060	int rc;
2061	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2062	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2063	{
2064	if (pDisplay->mpDrv)
2065	{
2066	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2067	*pfMemFree = false;
2068	}
2069	else
2070	{
2071	/* No image. */
2072	*ppbData = NULL;
2073	*pcbData = 0;
2074	*pcx = 0;
2075	*pcy = 0;
2076	*pfMemFree = true;
2077	rc = VINF_SUCCESS;
2078	}
2079	}
2080	else if (aScreenId < pDisplay->mcMonitors)
2081	{
2082	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2083
2084	uint32_t width = pFBInfo->w;
2085	uint32_t height = pFBInfo->h;
2086
2087	/* Allocate 32 bit per pixel bitmap. */
2088	size_t cbRequired = width * 4 * height;
2089
2090	if (cbRequired)
2091	{
2092	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2093	if (pbDst != NULL)
2094	{
2095	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2096	{
2097	/* Copy guest VRAM to the allocated 32bpp buffer. */
2098	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2099	int32_t xSrc = 0;
2100	int32_t ySrc = 0;
2101	uint32_t u32SrcWidth = width;
2102	uint32_t u32SrcHeight = height;
2103	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2104	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2105
2106	int32_t xDst = 0;
2107	int32_t yDst = 0;
2108	uint32_t u32DstWidth = u32SrcWidth;
2109	uint32_t u32DstHeight = u32SrcHeight;
2110	uint32_t u32DstLineSize = u32DstWidth * 4;
2111	uint32_t u32DstBitsPerPixel = 32;
2112
2113	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2114	width, height,
2115	pu8Src,
2116	xSrc, ySrc,
2117	u32SrcWidth, u32SrcHeight,
2118	u32SrcLineSize, u32SrcBitsPerPixel,
2119	pbDst,
2120	xDst, yDst,
2121	u32DstWidth, u32DstHeight,
2122	u32DstLineSize, u32DstBitsPerPixel);
2123	}
2124	else
2125	{
2126	memset(pbDst, 0, cbRequired);
2127	rc = VINF_SUCCESS;
2128	}
2129	if (RT_SUCCESS(rc))
2130	{
2131	*ppbData = pbDst;
2132	*pcbData = cbRequired;
2133	*pcx = width;
2134	*pcy = height;
2135	*pfMemFree = true;
2136	}
2137	else
2138	{
2139	RTMemFree(pbDst);
2140
2141	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2142	if ( rc == VERR_INVALID_STATE
2143	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2144	{
2145	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2146	*pfMemFree = false;
2147	}
2148	}
2149	}
2150	else
2151	rc = VERR_NO_MEMORY;
2152	}
2153	else
2154	{
2155	/* No image. */
2156	*ppbData = NULL;
2157	*pcbData = 0;
2158	*pcx = 0;
2159	*pcy = 0;
2160	*pfMemFree = true;
2161	rc = VINF_SUCCESS;
2162	}
2163	}
2164	else
2165	rc = VERR_INVALID_PARAMETER;
2166	return rc;
2167	}
2168
2169	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2170	BYTE *address, ULONG width, ULONG height)
2171	{
2172	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2173	/*
2174	* CrOgl screenshot hook/hack.
2175	*/
2176	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2177	return VINF_SUCCESS;
2178	#endif
2179
2180	uint8_t *pbData = NULL;
2181	size_t cbData = 0;
2182	uint32_t cx = 0;
2183	uint32_t cy = 0;
2184	bool fFreeMem = false;
2185	int vrc = VINF_SUCCESS;
2186
2187	int cRetries = 5;
2188	while (cRetries-- > 0)
2189	{
2190	/* Note! Not sure if the priority call is such a good idea here, but
2191	it would be nice to have an accurate screenshot for the bug
2192	report if the VM deadlocks. */
2193	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2194	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2195	if (vrc != VERR_TRY_AGAIN)
2196	{
2197	break;
2198	}
2199
2200	RTThreadSleep(10);
2201	}
2202
2203	if (RT_SUCCESS(vrc) && pbData)
2204	{
2205	if (cx == width && cy == height)
2206	{
2207	/* No scaling required. */
2208	memcpy(address, pbData, cbData);
2209	}
2210	else
2211	{
2212	/* Scale. */
2213	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2214
2215	uint8_t *dst = address;
2216	uint8_t *src = pbData;
2217	int dstW = width;
2218	int dstH = height;
2219	int srcW = cx;
2220	int srcH = cy;
2221	int iDeltaLine = cx * 4;
2222
2223	BitmapScale32(dst,
2224	dstW, dstH,
2225	src,
2226	iDeltaLine,
2227	srcW, srcH);
2228	}
2229
2230	if (fFreeMem)
2231	RTMemFree(pbData);
2232	else
2233	{
2234	/* This can be called from any thread. */
2235	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2236	}
2237	}
2238
2239	return vrc;
2240	}
2241
2242	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2243	BYTE *aAddress,
2244	ULONG aWidth,
2245	ULONG aHeight,
2246	BitmapFormat_T aBitmapFormat,
2247	ULONG *pcbOut)
2248	{
2249	HRESULT rc = S_OK;
2250
2251	/* Do not allow too small and too large screenshots. This also filters out negative
2252	* values passed as either 'aWidth' or 'aHeight'.
2253	*/
2254	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2255	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2256
2257	if ( aBitmapFormat != BitmapFormat_BGR0
2258	&& aBitmapFormat != BitmapFormat_BGRA
2259	&& aBitmapFormat != BitmapFormat_RGBA
2260	&& aBitmapFormat != BitmapFormat_PNG)
2261	{
2262	return setError(E_NOTIMPL,
2263	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2264	}
2265
2266	Console::SafeVMPtr ptrVM(mParent);
2267	if (!ptrVM.isOk())
2268	return ptrVM.rc();
2269
2270	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2271
2272	if (RT_SUCCESS(vrc))
2273	{
2274	const size_t cbData = aWidth * 4 * aHeight;
2275
2276	/* Most of uncompressed formats. */
2277	*pcbOut = (ULONG)cbData;
2278
2279	if (aBitmapFormat == BitmapFormat_BGR0)
2280	{
2281	/* Do nothing. */
2282	}
2283	else if (aBitmapFormat == BitmapFormat_BGRA)
2284	{
2285	uint32_t pu32 = (uint32_t )aAddress;
2286	size_t cPixels = aWidth * aHeight;
2287	while (cPixels--)
2288	{
2289	*pu32++ \|= UINT32_C(0xFF000000);
2290	}
2291	}
2292	else if (aBitmapFormat == BitmapFormat_RGBA)
2293	{
2294	uint8_t *pu8 = aAddress;
2295	size_t cPixels = aWidth * aHeight;
2296	while (cPixels--)
2297	{
2298	uint8_t u8 = pu8[0];
2299	pu8[0] = pu8[2];
2300	pu8[2] = u8;
2301	pu8[3] = 0xFF;
2302
2303	pu8 += 4;
2304	}
2305	}
2306	else if (aBitmapFormat == BitmapFormat_PNG)
2307	{
2308	uint8_t *pu8PNG = NULL;
2309	uint32_t cbPNG = 0;
2310	uint32_t cxPNG = 0;
2311	uint32_t cyPNG = 0;
2312
2313	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2314	if (RT_SUCCESS(vrc))
2315	{
2316	if (cbPNG <= cbData)
2317	{
2318	memcpy(aAddress, pu8PNG, cbPNG);
2319	*pcbOut = cbPNG;
2320	}
2321	else
2322	{
2323	rc = setError(E_FAIL,
2324	tr("PNG is larger than 32bpp bitmap"));
2325	}
2326	}
2327	else
2328	{
2329	rc = setError(VBOX_E_IPRT_ERROR,
2330	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2331	}
2332	RTMemFree(pu8PNG);
2333	}
2334	}
2335	else if (vrc == VERR_TRY_AGAIN)
2336	rc = setError(E_UNEXPECTED,
2337	tr("Screenshot is not available at this time"));
2338	else if (RT_FAILURE(vrc))
2339	rc = setError(VBOX_E_IPRT_ERROR,
2340	tr("Could not take a screenshot (%Rrc)"), vrc);
2341
2342	return rc;
2343	}
2344
2345	HRESULT Display::takeScreenShot(ULONG aScreenId,
2346	BYTE *aAddress,
2347	ULONG aWidth,
2348	ULONG aHeight,
2349	BitmapFormat_T aBitmapFormat)
2350	{
2351	HRESULT rc = S_OK;
2352
2353	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2354	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2355
2356	ULONG cbOut = 0;
2357	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2358	NOREF(cbOut);
2359
2360	LogRelFlowFunc(("%Rhrc\n", rc));
2361	return rc;
2362	}
2363
2364	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2365	ULONG aWidth,
2366	ULONG aHeight,
2367	BitmapFormat_T aBitmapFormat,
2368	std::vector<BYTE> &aScreenData)
2369	{
2370	HRESULT rc = S_OK;
2371
2372	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2373	aScreenId, aWidth, aHeight, aBitmapFormat));
2374
2375	/* Do not allow too small and too large screenshots. This also filters out negative
2376	* values passed as either 'aWidth' or 'aHeight'.
2377	*/
2378	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2379	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2380
2381	const size_t cbData = aWidth * 4 * aHeight;
2382	aScreenData.resize(cbData);
2383
2384	ULONG cbOut = 0;
2385	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2386	if (FAILED(rc))
2387	cbOut = 0;
2388
2389	aScreenData.resize(cbOut);
2390
2391	LogRelFlowFunc(("%Rhrc\n", rc));
2392	return rc;
2393	}
2394
2395	#ifdef VBOX_WITH_VIDEOREC
2396	VIDEORECFEATURES Display::i_videoCaptureGetEnabled(void)
2397	{
2398	return VideoRecGetEnabled(&mVideoRecCfg);
2399	}
2400
2401	bool Display::i_videoCaptureStarted(void)
2402	{
2403	return VideoRecIsActive(mpVideoRecCtx);
2404	}
2405
2406	int Display::i_videoCaptureInvalidate(void)
2407	{
2408	AssertPtr(mParent);
2409	ComPtr<IMachine> pMachine = mParent->i_machine();
2410	Assert(pMachine.isNotNull());
2411
2412	mVideoRecCfg.fEnabled = true;
2413	mVideoRecCfg.enmDst = VIDEORECDEST_FILE; /** @todo Make this configurable once we have more variations. */
2414
2415	/*
2416	* Get parameters from API.
2417	*/
2418	com::SafeArray<BOOL> aScreens;
2419	HRESULT rc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(aScreens));
2420	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2421
2422	mVideoRecCfg.aScreens.resize(aScreens.size());
2423	for (size_t i = 0; i < aScreens.size(); ++i)
2424	mVideoRecCfg.aScreens[i] = aScreens[i];
2425
2426	rc = pMachine->COMGETTER(VideoCaptureWidth)((ULONG *)&mVideoRecCfg.Video.uWidth);
2427	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2428	rc = pMachine->COMGETTER(VideoCaptureHeight)((ULONG *)&mVideoRecCfg.Video.uHeight);
2429	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2430	rc = pMachine->COMGETTER(VideoCaptureRate)((ULONG *)&mVideoRecCfg.Video.uRate);
2431	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2432	rc = pMachine->COMGETTER(VideoCaptureFPS)((ULONG *)&mVideoRecCfg.Video.uFPS);
2433	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2434	rc = pMachine->COMGETTER(VideoCaptureFile)(&mVideoRecCfg.File.strFile);
2435	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2436	rc = pMachine->COMGETTER(VideoCaptureMaxFileSize)((ULONG *)&mVideoRecCfg.File.uMaxSizeMB);
2437	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2438	rc = pMachine->COMGETTER(VideoCaptureMaxTime)((ULONG *)&mVideoRecCfg.uMaxTimeS);
2439	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2440	BSTR bstrOptions;
2441	rc = pMachine->COMGETTER(VideoCaptureOptions)(&bstrOptions);
2442	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2443
2444	/*
2445	* Parse options string (from API).
2446	*/
2447	com::Utf8Str strOptions(bstrOptions);
2448	size_t pos = 0;
2449
2450	/*
2451	* Set sensible defaults.
2452	*/
2453	mVideoRecCfg.Video.fEnabled = true;
2454
2455	if (!mVideoRecCfg.Video.uFPS) /* Prevent division by zero. */
2456	mVideoRecCfg.Video.uFPS = 15;
2457
2458	#ifdef VBOX_WITH_LIBVPX
2459	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = 1000000 / mVideoRecCfg.Video.uFPS;
2460	#endif
2461
2462	/* Note: Audio support is considered as being experimental.
2463	* There be dragons! */
2464	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2465	mVideoRecCfg.Audio.fEnabled = true;
2466	/* By default we use 48kHz, 16-bit, stereo for the audio track. */
2467	mVideoRecCfg.Audio.uHz = 48000;
2468	mVideoRecCfg.Audio.cBits = 16;
2469	mVideoRecCfg.Audio.cChannels = 2;
2470	#endif
2471
2472	/*
2473	* Parse options string.
2474	*/
2475	com::Utf8Str key, value;
2476	while ((pos = strOptions.parseKeyValue(key, value, pos)) != com::Utf8Str::npos)
2477	{
2478	if (key.compare("vc_quality", Utf8Str::CaseInsensitive) == 0)
2479	{
2480	#ifdef VBOX_WITH_LIBVPX
2481	if (value.compare("realtime", Utf8Str::CaseInsensitive) == 0)
2482	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = VPX_DL_REALTIME;
2483	else if (value.compare("good", Utf8Str::CaseInsensitive) == 0)
2484	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = 1000000 / mVideoRecCfg.Video.uFPS;
2485	else if (value.compare("best", Utf8Str::CaseInsensitive) == 0)
2486	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = VPX_DL_BEST_QUALITY;
2487	else
2488	{
2489	LogRel(("VideoRec: Setting quality deadline to '%s'\n", value.c_str()));
2490	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = value.toUInt32();
2491	#endif
2492	}
2493	}
2494	else if (key.compare("vc_enabled", Utf8Str::CaseInsensitive) == 0)
2495	{
2496	if (value.compare("false", Utf8Str::CaseInsensitive) == 0)
2497	{
2498	mVideoRecCfg.Video.fEnabled = false;
2499	LogRel(("VideoRec: Only audio will be recorded\n"));
2500	}
2501	}
2502	else if (key.compare("ac_enabled", Utf8Str::CaseInsensitive) == 0)
2503	{
2504	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2505	if (value.compare("false", Utf8Str::CaseInsensitive))
2506	{
2507	mVideoRecCfg.Audio.fEnabled = false;
2508	LogRel(("VideoRec: Only video will be recorded\n"));
2509	}
2510	#endif
2511	}
2512	else if (key.compare("ac_profile", Utf8Str::CaseInsensitive) == 0)
2513	{
2514	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2515	if (value.compare("low", Utf8Str::CaseInsensitive) == 0)
2516	{
2517	mVideoRecCfg.Audio.uHz = 8000;
2518	mVideoRecCfg.Audio.cBits = 16;
2519	mVideoRecCfg.Audio.cChannels = 1;
2520	}
2521	else if (value.startsWith("med" /* "med[ium]" */, Utf8Str::CaseInsensitive) == 0)
2522	{
2523	mVideoRecCfg.Audio.uHz = 22050;
2524	mVideoRecCfg.Audio.cBits = 16;
2525	mVideoRecCfg.Audio.cChannels = 2;
2526	}
2527	else if (value.compare("high", Utf8Str::CaseInsensitive) == 0)
2528	{
2529	/* Stay with the default set above. */
2530	}
2531	#endif
2532	}
2533	else
2534	LogRel(("VideoRec: Unknown option '%s' (value '%s'), skipping\n", key.c_str(), value.c_str()));
2535
2536	} /* while */
2537
2538	/*
2539	* Invalidate screens.
2540	*/
2541	for (unsigned i = 0; i < mVideoRecCfg.aScreens.size(); i++)
2542	{
2543	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(mVideoRecCfg.aScreens[i]);
2544
2545	maVideoRecEnabled[i] = RT_BOOL(mVideoRecCfg.aScreens[i]);
2546
2547	if (fChanged && i < mcMonitors)
2548	i_videoCaptureScreenChanged(i);
2549
2550	}
2551
2552	return S_OK;
2553	}
2554
2555	/**
2556	* Sends belonging audio samples to the video capturing code.
2557	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2558	*
2559	* @returns IPRT status code.
2560	* @param pvData Audio data.
2561	* @param cbData Size (in bytes) of audio data.
2562	* @param uTimestampMs Timestamp (in ms) of the audio data.
2563	*/
2564	int Display::i_videoCaptureSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2565	{
2566	if ( VideoRecIsActive(mpVideoRecCtx)
2567	&& VideoRecGetEnabled(&mVideoRecCfg) & VIDEORECFEATURE_AUDIO)
2568	{
2569	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2570	}
2571
2572	return VINF_SUCCESS;
2573	}
2574
2575	/**
2576	* Start video capturing. Does nothing if capturing is already active.
2577	*
2578	* @param pVideoRecCfg Video recording configuration to use.
2579	* @returns IPRT status code.
2580	*/
2581	int Display::i_videoCaptureStart(void)
2582	{
2583	if (VideoRecIsActive(mpVideoRecCtx))
2584	return VINF_SUCCESS;
2585
2586	int rc = VideoRecContextCreate(mcMonitors, &mVideoRecCfg, &mpVideoRecCtx);
2587	if (RT_FAILURE(rc))
2588	{
2589	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2590	return rc;
2591	}
2592
2593	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2594	{
2595	int rc2 = VideoRecStreamInit(mpVideoRecCtx, uScreen);
2596	if (RT_SUCCESS(rc2))
2597	{
2598	i_videoCaptureScreenChanged(uScreen);
2599	}
2600	else
2601	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u (%Rrc)\n", uScreen, rc2));
2602
2603	if (RT_SUCCESS(rc))
2604	rc = rc2;
2605	}
2606	return rc;
2607	}
2608
2609	/**
2610	* Stop video capturing. Does nothing if video capturing is not active.
2611	*/
2612	void Display::i_videoCaptureStop(void)
2613	{
2614	if (!VideoRecIsActive(mpVideoRecCtx))
2615	return;
2616
2617	VideoRecContextDestroy(mpVideoRecCtx);
2618	mpVideoRecCtx = NULL;
2619
2620	unsigned uScreenId;
2621	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2622	i_videoCaptureScreenChanged(uScreenId);
2623	}
2624
2625	void Display::i_videoCaptureScreenChanged(unsigned uScreenId)
2626	{
2627	if ( !VideoRecIsActive(mpVideoRecCtx)
2628	\|\| !maVideoRecEnabled[uScreenId])
2629	{
2630	/* Skip recording this screen. */
2631	return;
2632	}
2633
2634	/* Get a new source bitmap which will be used by video capture code. */
2635	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2636	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2637
2638	int rc2 = RTCritSectEnter(&mVideoCaptureLock);
2639	if (RT_SUCCESS(rc2))
2640	{
2641	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2642
2643	rc2 = RTCritSectLeave(&mVideoCaptureLock);
2644	AssertRC(rc2);
2645	}
2646	}
2647	#endif /* VBOX_WITH_VIDEOREC */
2648
2649	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2650	ULONG x, ULONG y, ULONG width, ULONG height)
2651	{
2652	int rc = VINF_SUCCESS;
2653
2654	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2655
2656	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2657	{
2658	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2659	}
2660	else if (aScreenId < pDisplay->mcMonitors)
2661	{
2662	/* Copy the bitmap to the guest VRAM. */
2663	const uint8_t *pu8Src = address;
2664	int32_t xSrc = 0;
2665	int32_t ySrc = 0;
2666	uint32_t u32SrcWidth = width;
2667	uint32_t u32SrcHeight = height;
2668	uint32_t u32SrcLineSize = width * 4;
2669	uint32_t u32SrcBitsPerPixel = 32;
2670
2671	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2672	int32_t xDst = x;
2673	int32_t yDst = y;
2674	uint32_t u32DstWidth = pFBInfo->w;
2675	uint32_t u32DstHeight = pFBInfo->h;
2676	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2677	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2678
2679	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2680	width, height,
2681	pu8Src,
2682	xSrc, ySrc,
2683	u32SrcWidth, u32SrcHeight,
2684	u32SrcLineSize, u32SrcBitsPerPixel,
2685	pu8Dst,
2686	xDst, yDst,
2687	u32DstWidth, u32DstHeight,
2688	u32DstLineSize, u32DstBitsPerPixel);
2689	if (RT_SUCCESS(rc))
2690	{
2691	if (!pFBInfo->pSourceBitmap.isNull())
2692	{
2693	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2694	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2695	*/
2696	if ( pFBInfo->fDefaultFormat
2697	&& !pFBInfo->fDisabled)
2698	{
2699	BYTE *pAddress = NULL;
2700	ULONG ulWidth = 0;
2701	ULONG ulHeight = 0;
2702	ULONG ulBitsPerPixel = 0;
2703	ULONG ulBytesPerLine = 0;
2704	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2705
2706	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2707	&ulWidth,
2708	&ulHeight,
2709	&ulBitsPerPixel,
2710	&ulBytesPerLine,
2711	&bitmapFormat);
2712	if (SUCCEEDED(hrc))
2713	{
2714	pu8Src = pFBInfo->pu8FramebufferVRAM;
2715	xSrc = x;
2716	ySrc = y;
2717	u32SrcWidth = pFBInfo->w;
2718	u32SrcHeight = pFBInfo->h;
2719	u32SrcLineSize = pFBInfo->u32LineSize;
2720	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2721
2722	/* Default format is 32 bpp. */
2723	pu8Dst = pAddress;
2724	xDst = xSrc;
2725	yDst = ySrc;
2726	u32DstWidth = u32SrcWidth;
2727	u32DstHeight = u32SrcHeight;
2728	u32DstLineSize = u32DstWidth * 4;
2729	u32DstBitsPerPixel = 32;
2730
2731	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2732	width, height,
2733	pu8Src,
2734	xSrc, ySrc,
2735	u32SrcWidth, u32SrcHeight,
2736	u32SrcLineSize, u32SrcBitsPerPixel,
2737	pu8Dst,
2738	xDst, yDst,
2739	u32DstWidth, u32DstHeight,
2740	u32DstLineSize, u32DstBitsPerPixel);
2741	}
2742	}
2743	}
2744
2745	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2746	}
2747	}
2748	else
2749	{
2750	rc = VERR_INVALID_PARAMETER;
2751	}
2752
2753	if (RT_SUCCESS(rc))
2754	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2755
2756	return rc;
2757	}
2758
2759	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2760	{
2761	/// @todo (r=dmik) this function may take too long to complete if the VM
2762	// is doing something like saving state right now. Which, in case if it
2763	// is called on the GUI thread, will make it unresponsive. We should
2764	// check the machine state here (by enclosing the check and VMRequCall
2765	// within the Console lock to make it atomic).
2766
2767	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2768	(void *)aAddress, aX, aY, aWidth, aHeight));
2769
2770	CheckComArgExpr(aWidth, aWidth != 0);
2771	CheckComArgExpr(aHeight, aHeight != 0);
2772
2773	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2774
2775	CHECK_CONSOLE_DRV(mpDrv);
2776
2777	Console::SafeVMPtr ptrVM(mParent);
2778	if (!ptrVM.isOk())
2779	return ptrVM.rc();
2780
2781	/* Release lock because the call scheduled on EMT may also try to take it. */
2782	alock.release();
2783
2784	/*
2785	* Again we're lazy and make the graphics device do all the
2786	* dirty conversion work.
2787	*/
2788	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2789	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2790
2791	/*
2792	* If the function returns not supported, we'll have to do all the
2793	* work ourselves using the framebuffer.
2794	*/
2795	HRESULT rc = S_OK;
2796	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2797	{
2798	/** @todo implement generic fallback for screen blitting. */
2799	rc = E_NOTIMPL;
2800	}
2801	else if (RT_FAILURE(rcVBox))
2802	rc = setError(VBOX_E_IPRT_ERROR,
2803	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2804	/// @todo
2805	// else
2806	// {
2807	// /* All ok. Redraw the screen. */
2808	// handleDisplayUpdate(x, y, width, height);
2809	// }
2810
2811	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2812	return rc;
2813	}
2814
2815	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2816	{
2817	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2818
2819	unsigned uScreenId;
2820	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2821	{
2822	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2823
2824	if ( !pFBInfo->fVBVAEnabled
2825	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2826	{
2827	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2828	}
2829	else
2830	{
2831	if (!pFBInfo->fDisabled)
2832	{
2833	/* Render complete VRAM screen to the framebuffer.
2834	* When framebuffer uses VRAM directly, just notify it to update.
2835	*/
2836	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2837	{
2838	BYTE *pAddress = NULL;
2839	ULONG ulWidth = 0;
2840	ULONG ulHeight = 0;
2841	ULONG ulBitsPerPixel = 0;
2842	ULONG ulBytesPerLine = 0;
2843	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2844
2845	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2846	&ulWidth,
2847	&ulHeight,
2848	&ulBitsPerPixel,
2849	&ulBytesPerLine,
2850	&bitmapFormat);
2851	if (SUCCEEDED(hrc))
2852	{
2853	uint32_t width = pFBInfo->w;
2854	uint32_t height = pFBInfo->h;
2855
2856	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2857	int32_t xSrc = 0;
2858	int32_t ySrc = 0;
2859	uint32_t u32SrcWidth = pFBInfo->w;
2860	uint32_t u32SrcHeight = pFBInfo->h;
2861	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2862	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2863
2864	/* Default format is 32 bpp. */
2865	uint8_t *pu8Dst = pAddress;
2866	int32_t xDst = xSrc;
2867	int32_t yDst = ySrc;
2868	uint32_t u32DstWidth = u32SrcWidth;
2869	uint32_t u32DstHeight = u32SrcHeight;
2870	uint32_t u32DstLineSize = u32DstWidth * 4;
2871	uint32_t u32DstBitsPerPixel = 32;
2872
2873	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2874	* implies resize of Framebuffer is in progress and
2875	* copyrect should not be called.
2876	*/
2877	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2878	{
2879	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2880	width, height,
2881	pu8Src,
2882	xSrc, ySrc,
2883	u32SrcWidth, u32SrcHeight,
2884	u32SrcLineSize, u32SrcBitsPerPixel,
2885	pu8Dst,
2886	xDst, yDst,
2887	u32DstWidth, u32DstHeight,
2888	u32DstLineSize, u32DstBitsPerPixel);
2889	}
2890	}
2891	}
2892
2893	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2894	}
2895	}
2896	if (!fUpdateAll)
2897	break;
2898	}
2899	LogRelFlowFunc(("done\n"));
2900	return VINF_SUCCESS;
2901	}
2902
2903	/**
2904	* Does a full invalidation of the VM display and instructs the VM
2905	* to update it immediately.
2906	*
2907	* @returns COM status code
2908	*/
2909
2910	HRESULT Display::invalidateAndUpdate()
2911	{
2912	LogRelFlowFunc(("\n"));
2913
2914	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2915
2916	CHECK_CONSOLE_DRV(mpDrv);
2917
2918	Console::SafeVMPtr ptrVM(mParent);
2919	if (!ptrVM.isOk())
2920	return ptrVM.rc();
2921
2922	HRESULT rc = S_OK;
2923
2924	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2925
2926	/* Have to release the lock when calling EMT. */
2927	alock.release();
2928
2929	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2930	3, this, 0, true);
2931	alock.acquire();
2932
2933	if (RT_FAILURE(rcVBox))
2934	rc = setError(VBOX_E_IPRT_ERROR,
2935	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2936
2937	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2938	return rc;
2939	}
2940
2941	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2942	{
2943	LogRelFlowFunc(("\n"));
2944
2945	HRESULT rc = S_OK;
2946
2947	Console::SafeVMPtr ptrVM(mParent);
2948	if (!ptrVM.isOk())
2949	return ptrVM.rc();
2950
2951	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2952	3, this, aScreenId, false);
2953	if (RT_FAILURE(rcVBox))
2954	rc = setError(VBOX_E_IPRT_ERROR,
2955	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2956
2957	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2958	return rc;
2959	}
2960
2961	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2962	{
2963	#ifdef VBOX_WITH_VIDEOHWACCEL
2964	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
2965	return S_OK;
2966	#else
2967	return E_NOTIMPL;
2968	#endif
2969	}
2970
2971	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2972	{
2973	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2974
2975	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2976	if (mfIsCr3DEnabled)
2977	{
2978	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2979	if (RT_FAILURE(rc))
2980	{
2981	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2982	pFb->pendingViewportInfo.fPending = true;
2983	pFb->pendingViewportInfo.x = aX;
2984	pFb->pendingViewportInfo.y = aY;
2985	pFb->pendingViewportInfo.width = aWidth;
2986	pFb->pendingViewportInfo.height = aHeight;
2987	}
2988	}
2989	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2990
2991	/* The driver might not have been constructed yet */
2992	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2993	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2994
2995	return S_OK;
2996	}
2997
2998	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2999	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
3000	{
3001	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3002
3003	Console::SafeVMPtr ptrVM(mParent);
3004	if (!ptrVM.isOk())
3005	return ptrVM.rc();
3006
3007	bool fSetRenderVRAM = false;
3008	bool fInvalidate = false;
3009
3010	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3011
3012	if (aScreenId >= mcMonitors)
3013	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3014	aScreenId, mcMonitors);
3015
3016	if (!mfSourceBitmapEnabled)
3017	{
3018	aDisplaySourceBitmap = NULL;
3019	return E_FAIL;
3020	}
3021
3022	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3023
3024	/* No source bitmap for a blank guest screen. */
3025	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
3026	{
3027	aDisplaySourceBitmap = NULL;
3028	return E_FAIL;
3029	}
3030
3031	HRESULT hr = S_OK;
3032
3033	if (pFBInfo->pSourceBitmap.isNull())
3034	{
3035	/* Create a new object. */
3036	ComObjPtr<DisplaySourceBitmap> obj;
3037	hr = obj.createObject();
3038	if (SUCCEEDED(hr))
3039	hr = obj->init(this, aScreenId, pFBInfo);
3040
3041	if (SUCCEEDED(hr))
3042	{
3043	pFBInfo->pSourceBitmap = obj;
3044	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
3045
3046	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3047	{
3048	/* Start buffer updates. */
3049	BYTE *pAddress = NULL;
3050	ULONG ulWidth = 0;
3051	ULONG ulHeight = 0;
3052	ULONG ulBitsPerPixel = 0;
3053	ULONG ulBytesPerLine = 0;
3054	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3055
3056	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3057	&ulWidth,
3058	&ulHeight,
3059	&ulBitsPerPixel,
3060	&ulBytesPerLine,
3061	&bitmapFormat);
3062
3063	mpDrv->IConnector.pbData = pAddress;
3064	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3065	mpDrv->IConnector.cBits = ulBitsPerPixel;
3066	mpDrv->IConnector.cx = ulWidth;
3067	mpDrv->IConnector.cy = ulHeight;
3068
3069	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3070	}
3071
3072	/* Make sure that the bitmap contains the latest image. */
3073	fInvalidate = pFBInfo->fDefaultFormat;
3074	}
3075	}
3076
3077	if (SUCCEEDED(hr))
3078	{
3079	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3080	}
3081
3082	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3083	alock.release();
3084
3085	if (SUCCEEDED(hr))
3086	{
3087	if (fSetRenderVRAM)
3088	{
3089	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3090	}
3091
3092	if (fInvalidate)
3093	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3094	3, this, aScreenId, false);
3095	}
3096
3097	LogRelFlowFunc(("%Rhrc\n", hr));
3098	return hr;
3099	}
3100
3101	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3102	{
3103	NOREF(aGuestScreenLayout);
3104	return E_NOTIMPL;
3105	}
3106
3107	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3108	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3109	{
3110	NOREF(aScreenLayoutMode);
3111	NOREF(aGuestScreenInfo);
3112	return E_NOTIMPL;
3113	}
3114
3115	HRESULT Display::detachScreens(const std::vector<LONG> &aScreenIds)
3116	{
3117	NOREF(aScreenIds);
3118	return E_NOTIMPL;
3119	}
3120
3121	// wrapped IEventListener method
3122	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3123	{
3124	VBoxEventType_T aType = VBoxEventType_Invalid;
3125
3126	aEvent->COMGETTER(Type)(&aType);
3127	switch (aType)
3128	{
3129	case VBoxEventType_OnStateChanged:
3130	{
3131	ComPtr<IStateChangedEvent> scev = aEvent;
3132	Assert(scev);
3133	MachineState_T machineState;
3134	scev->COMGETTER(State)(&machineState);
3135	if ( machineState == MachineState_Running
3136	\|\| machineState == MachineState_Teleporting
3137	\|\| machineState == MachineState_LiveSnapshotting
3138	\|\| machineState == MachineState_DeletingSnapshotOnline
3139	)
3140	{
3141	LogRelFlowFunc(("Machine is running.\n"));
3142
3143	#ifdef VBOX_WITH_CROGL
3144	i_crOglWindowsShow(true);
3145	#endif
3146	}
3147	else
3148	{
3149	#ifdef VBOX_WITH_CROGL
3150	if (machineState == MachineState_Paused)
3151	i_crOglWindowsShow(false);
3152	#endif
3153	}
3154	break;
3155	}
3156	default:
3157	AssertFailed();
3158	}
3159
3160	return S_OK;
3161	}
3162
3163
3164	// private methods
3165	/////////////////////////////////////////////////////////////////////////////
3166
3167	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3168	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3169	{
3170	VMMDev *pVMMDev = mParent->i_getVMMDev();
3171	if (!pVMMDev)
3172	return VERR_INVALID_STATE;
3173
3174	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3175	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3176
3177	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3178	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3179
3180	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3181	pData->aParms[0].u.uint32 = aScreenId;
3182
3183	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3184	pData->aParms[1].u.uint32 = x;
3185
3186	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3187	pData->aParms[2].u.uint32 = y;
3188
3189	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3190	pData->aParms[3].u.uint32 = width;
3191
3192	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3193	pData->aParms[4].u.uint32 = height;
3194
3195	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3196	}
3197	#endif
3198
3199	#ifdef VBOX_WITH_CRHGSMI
3200	void Display::i_setupCrHgsmiData(void)
3201	{
3202	VMMDev *pVMMDev = mParent->i_getVMMDev();
3203	Assert(pVMMDev);
3204	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3205	AssertRC(rc);
3206
3207	if (pVMMDev)
3208	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3209	else
3210	rc = VERR_GENERAL_FAILURE;
3211
3212	if (RT_SUCCESS(rc))
3213	{
3214	Assert(mhCrOglSvc);
3215	/* setup command completion callback */
3216	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3217	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3218	Completion.Hdr.cbCmd = sizeof(Completion);
3219	Completion.hCompletion = mpDrv->pVBVACallbacks;
3220	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3221
3222	VBOXHGCMSVCPARM parm;
3223	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3224	parm.u.pointer.addr = &Completion;
3225	parm.u.pointer.size = 0;
3226
3227	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3228	if (RT_SUCCESS(rc))
3229	mCrOglCallbacks = Completion.MainInterface;
3230	else
3231	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3232	}
3233
3234	if (RT_FAILURE(rc))
3235	mhCrOglSvc = NULL;
3236
3237	RTCritSectRwLeaveExcl(&mCrOglLock);
3238	}
3239
3240	void Display::i_destructCrHgsmiData(void)
3241	{
3242	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3243	AssertRC(rc);
3244	mhCrOglSvc = NULL;
3245	RTCritSectRwLeaveExcl(&mCrOglLock);
3246	}
3247	#endif /* VBOX_WITH_CRHGSMI */
3248
3249	/**
3250	* Handle display resize event issued by the VGA device for the primary screen.
3251	*
3252	* @see PDMIDISPLAYCONNECTOR::pfnResize
3253	*/
3254	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3255	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3256	{
3257	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3258	Display *pThis = pDrv->pDisplay;
3259
3260	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3261	bpp, pvVRAM, cbLine, cx, cy));
3262
3263	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3264	if (!f)
3265	{
3266	/* This is a result of recursive call when the source bitmap is being updated
3267	* during a VGA resize. Tell the VGA device to ignore the call.
3268	*
3269	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3270	* fail on resize.
3271	*/
3272	LogRel(("displayResizeCallback: already processing\n"));
3273	return VINF_VGA_RESIZE_IN_PROGRESS;
3274	}
3275
3276	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3277
3278	/* Restore the flag. */
3279	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3280	AssertRelease(f);
3281
3282	return rc;
3283	}
3284
3285	/**
3286	* Handle display update.
3287	*
3288	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3289	*/
3290	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3291	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3292	{
3293	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3294
3295	#ifdef DEBUG_sunlover
3296	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3297	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3298	#endif /* DEBUG_sunlover */
3299
3300	/* This call does update regardless of VBVA status.
3301	* But in VBVA mode this is called only as result of
3302	* pfnUpdateDisplayAll in the VGA device.
3303	*/
3304
3305	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3306	}
3307
3308	/**
3309	* Periodic display refresh callback.
3310	*
3311	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3312	* @thread EMT
3313	*/
3314	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3315	{
3316	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3317
3318	#ifdef DEBUG_sunlover_2
3319	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3320	pDrv->pDisplay->mfVideoAccelEnabled));
3321	#endif /* DEBUG_sunlover_2 */
3322
3323	Display *pDisplay = pDrv->pDisplay;
3324	unsigned uScreenId;
3325
3326	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3327	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3328	{
3329	if (rc == VWRN_INVALID_STATE)
3330	{
3331	/* No VBVA do a display update. */
3332	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3333	}
3334
3335	/* Inform the VRDP server that the current display update sequence is
3336	* completed. At this moment the framebuffer memory contains a definite
3337	* image, that is synchronized with the orders already sent to VRDP client.
3338	* The server can now process redraw requests from clients or initial
3339	* fullscreen updates for new clients.
3340	*/
3341	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3342	{
3343	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3344	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3345	}
3346	}
3347
3348	#ifdef VBOX_WITH_VIDEOREC
3349	if ( VideoRecIsActive(pDisplay->mpVideoRecCtx)
3350	&& VideoRecGetEnabled(&pDisplay->mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
3351	{
3352	do {
3353	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3354	if (pDisplay->mfIsCr3DEnabled)
3355	{
3356	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3357	{
3358	if ( pDisplay->mCrOglCallbacks.pfnHasData
3359	&& pDisplay->mCrOglCallbacks.pfnHasData())
3360	{
3361	/* submit */
3362	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3363
3364	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3365	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3366
3367	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3368	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3369	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3370	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3371	if (RT_SUCCESS(rc))
3372	break;
3373	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3374	}
3375
3376	/* no 3D data available, or error has occured,
3377	* go the straight way */
3378	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3379	}
3380	else
3381	{
3382	/* record request is still in progress, don't do anything */
3383	break;
3384	}
3385	}
3386	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3387
3388	uint64_t u64Now = RTTimeProgramMilliTS();
3389	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3390	{
3391	if (!pDisplay->maVideoRecEnabled[uScreenId])
3392	continue;
3393
3394	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3395	{
3396	pDisplay->i_videoCaptureStop();
3397	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3398	break;
3399	}
3400
3401	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3402	if (!pFBInfo->fDisabled)
3403	{
3404	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3405	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3406	if (RT_SUCCESS(rc2))
3407	{
3408	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3409	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3410	}
3411
3412	if (!pSourceBitmap.isNull())
3413	{
3414	BYTE *pbAddress = NULL;
3415	ULONG ulWidth = 0;
3416	ULONG ulHeight = 0;
3417	ULONG ulBitsPerPixel = 0;
3418	ULONG ulBytesPerLine = 0;
3419	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3420	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3421	&ulWidth,
3422	&ulHeight,
3423	&ulBitsPerPixel,
3424	&ulBytesPerLine,
3425	&bitmapFormat);
3426	if (SUCCEEDED(hr) && pbAddress)
3427	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3428	BitmapFormat_BGR,
3429	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3430	pbAddress, u64Now);
3431	else
3432	rc = VERR_NOT_SUPPORTED;
3433
3434	pSourceBitmap.setNull();
3435	}
3436	else
3437	rc = VERR_NOT_SUPPORTED;
3438
3439	if (rc == VINF_TRY_AGAIN)
3440	break;
3441	}
3442	}
3443	} while (0);
3444	}
3445	#endif /* VBOX_WITH_VIDEOREC */
3446
3447	#ifdef DEBUG_sunlover_2
3448	LogFlowFunc(("leave\n"));
3449	#endif /* DEBUG_sunlover_2 */
3450	}
3451
3452	/**
3453	* Reset notification
3454	*
3455	* @see PDMIDISPLAYCONNECTOR::pfnReset
3456	*/
3457	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3458	{
3459	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3460
3461	LogRelFlowFunc(("\n"));
3462
3463	/* Disable VBVA mode. */
3464	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3465	}
3466
3467	/**
3468	* LFBModeChange notification
3469	*
3470	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3471	*/
3472	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3473	{
3474	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3475
3476	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3477
3478	NOREF(fEnabled);
3479
3480	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3481	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3482	}
3483
3484	/**
3485	* Adapter information change notification.
3486	*
3487	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3488	*/
3489	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3490	uint32_t u32VRAMSize)
3491	{
3492	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3493	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3494	}
3495
3496	/**
3497	* Display information change notification.
3498	*
3499	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3500	*/
3501	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3502	void *pvVRAM, unsigned uScreenId)
3503	{
3504	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3505	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3506	}
3507
3508	#ifdef VBOX_WITH_VIDEOHWACCEL
3509
3510	#ifndef S_FALSE
3511	# define S_FALSE ((HRESULT)1L)
3512	#endif
3513
3514	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3515	{
3516	unsigned id = (unsigned)pCommand->iDisplay;
3517	if (id >= mcMonitors)
3518	return VERR_INVALID_PARAMETER;
3519
3520	ComPtr<IFramebuffer> pFramebuffer;
3521	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3522	pFramebuffer = maFramebuffers[id].pFramebuffer;
3523	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3524	arlock.release();
3525
3526	if (pFramebuffer == NULL \|\| !fVHWASupported)
3527	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3528
3529	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3530	if (hr == S_FALSE)
3531	return VINF_SUCCESS;
3532	if (SUCCEEDED(hr))
3533	return VINF_CALLBACK_RETURN;
3534	if (hr == E_ACCESSDENIED)
3535	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3536	if (hr == E_NOTIMPL)
3537	return VERR_NOT_IMPLEMENTED;
3538	return VERR_GENERAL_FAILURE;
3539	}
3540
3541	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3542	{
3543	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3544
3545	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3546	}
3547	#endif
3548
3549	#ifdef VBOX_WITH_CRHGSMI
3550	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3551	{
3552	RT_NOREF(u32Function);
3553	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3554	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3555	}
3556
3557	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3558	{
3559	RT_NOREF(u32Function);
3560	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3561	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3562	}
3563
3564	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3565	{
3566	int rc = VERR_NOT_SUPPORTED;
3567	VBOXHGCMSVCPARM parm;
3568	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3569	parm.u.pointer.addr = pCmd;
3570	parm.u.pointer.size = cbCmd;
3571
3572	if (mhCrOglSvc)
3573	{
3574	VMMDev *pVMMDev = mParent->i_getVMMDev();
3575	if (pVMMDev)
3576	{
3577	/* no completion callback is specified with this call,
3578	* the CrOgl code will complete the CrHgsmi command once it processes it */
3579	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3580	AssertRC(rc);
3581	if (RT_SUCCESS(rc))
3582	return;
3583	}
3584	else
3585	rc = VERR_INVALID_STATE;
3586	}
3587
3588	/* we are here because something went wrong with command processing, complete it */
3589	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3590	}
3591
3592	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3593	{
3594	int rc = VERR_NOT_SUPPORTED;
3595	VBOXHGCMSVCPARM parm;
3596	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3597	parm.u.pointer.addr = pCtl;
3598	parm.u.pointer.size = cbCtl;
3599
3600	if (mhCrOglSvc)
3601	{
3602	VMMDev *pVMMDev = mParent->i_getVMMDev();
3603	if (pVMMDev)
3604	{
3605	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3606	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3607	Display::i_displayCrHgsmiControlCompletion, this);
3608	AssertRC(rc);
3609	if (RT_SUCCESS(rc))
3610	{
3611	if (fCheckPendingViewport)
3612	{
3613	ULONG ul;
3614	for (ul = 0; ul < mcMonitors; ul++)
3615	{
3616	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3617	if (!pFb->pendingViewportInfo.fPending)
3618	continue;
3619
3620	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3621	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3622	if (RT_SUCCESS(rc))
3623	pFb->pendingViewportInfo.fPending = false;
3624	else
3625	{
3626	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3627	rc = VINF_SUCCESS;
3628	}
3629	}
3630	}
3631	return;
3632	}
3633	}
3634	else
3635	rc = VERR_INVALID_STATE;
3636	}
3637
3638	/* we are here because something went wrong with command processing, complete it */
3639	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3640	}
3641
3642	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3643	uint32_t cbCmd)
3644	{
3645	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3646
3647	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3648	}
3649
3650	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3651	uint32_t cbCmd)
3652	{
3653	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3654
3655	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3656	}
3657
3658	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3659	void *pvContext)
3660	{
3661	AssertMsgFailed(("not expected!\n"));
3662	Display pDisplay = (Display )pvContext;
3663	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3664	}
3665
3666	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3667	void *pvContext)
3668	{
3669	Display pDisplay = (Display )pvContext;
3670	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3671
3672	}
3673	#endif
3674
3675	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3676	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3677	void *pvContext)
3678	{
3679	RT_NOREF(u32Function);
3680	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3681	if (pCmd->u.pfnInternal)
3682	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3683	}
3684
3685	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3686	PFNCRCTLCOMPLETION pfnCompletion,
3687	void *pvCompletion)
3688	{
3689	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3690	if (!pVMMDev)
3691	{
3692	AssertMsgFailed(("no vmmdev\n"));
3693	return VERR_INVALID_STATE;
3694	}
3695
3696	Assert(mhCrOglSvc);
3697	VBOXHGCMSVCPARM parm;
3698	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3699	parm.u.pointer.addr = pCmd;
3700	parm.u.pointer.size = cbCmd;
3701
3702	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3703	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3704	pvCompletion);
3705	if (!RT_SUCCESS(rc))
3706	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3707
3708	return rc;
3709	}
3710
3711	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3712	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3713	PFNCRCTLCOMPLETION pfnCompletion,
3714	void *pvCompletion)
3715	{
3716	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3717	Display *pThis = pDrv->pDisplay;
3718	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3719	}
3720
3721	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3722	{
3723	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3724	if (RT_SUCCESS(rc))
3725	{
3726	if (mhCrOglSvc)
3727	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3728	else
3729	rc = VERR_NOT_SUPPORTED;
3730
3731	RTCritSectRwLeaveShared(&mCrOglLock);
3732	}
3733	return rc;
3734	}
3735
3736	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3737	{
3738	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3739	if (RT_SUCCESS(rc))
3740	{
3741	if (mhCrOglSvc)
3742	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3743	else
3744	rc = VERR_NOT_SUPPORTED;
3745
3746	RTCritSectRwLeaveShared(&mCrOglLock);
3747	}
3748	return rc;
3749	}
3750
3751	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3752	{
3753	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3754	if (!pCmdCopy)
3755	{
3756	LogRel(("RTMemAlloc failed\n"));
3757	return VERR_NO_MEMORY;
3758	}
3759
3760	memcpy(pCmdCopy, pCmd, cbCmd);
3761
3762	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3763	if (RT_FAILURE(rc))
3764	{
3765	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3766	RTMemFree(pCmdCopy);
3767	return rc;
3768	}
3769
3770	return VINF_SUCCESS;
3771	}
3772
3773	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3774	{
3775	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3776	AssertRCReturn(rc, rc);
3777
3778	if ( mCrOglCallbacks.pfnHasDataForScreen
3779	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3780	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3781	else
3782	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3783
3784	RTCritSectRwLeaveShared(&mCrOglLock);
3785
3786	return rc;
3787	}
3788
3789	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3790	{
3791	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3792	* However, using one of the prefixes indicating the timestamp unit
3793	* would be very valuable! */
3794	# ifdef VBOX_WITH_VIDEOREC
3795	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3796	# else
3797	RT_NOREF(uScreen, u64Timestamp);
3798	return false;
3799	# endif
3800	}
3801
3802	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3803	{
3804	RT_NOREF(uScreen, u64Timestamp);
3805	}
3806
3807	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3808	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3809	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3810	uint32_t uGuestWidth, uint32_t uGuestHeight,
3811	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3812	{
3813	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3814	# ifdef VBOX_WITH_VIDEOREC
3815	if ( VideoRecIsActive(mpVideoRecCtx)
3816	&& VideoRecGetEnabled(&mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
3817	{
3818	int rc2 = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3819	uPixelFormat,
3820	uBitsPerPixel, uBytesPerLine,
3821	uGuestWidth, uGuestHeight,
3822	pu8BufferAddress, u64Timestamp);
3823	RT_NOREF(rc2);
3824	Assert(rc2 == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3825	}
3826	# else
3827	RT_NOREF(uScreen, x, y, uPixelFormat, \
3828	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3829	# endif /* VBOX_WITH_VIDEOREC */
3830	}
3831
3832	void Display::i_handleVRecCompletion()
3833	{
3834	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3835	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3836	}
3837
3838	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3839
3840	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3841	{
3842	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3843	HRESULT hr = E_UNEXPECTED;
3844
3845	if (aScreenId >= mcMonitors)
3846	return E_INVALIDARG;
3847
3848	/* 3D acceleration enabled in VM config. */
3849	if (mfIsCr3DEnabled)
3850	{
3851	/* VBoxSharedCrOpenGL HGCM host service is running. */
3852	if (mhCrOglSvc)
3853	{
3854	VMMDev *pVMMDev = mParent->i_getVMMDev();
3855	if (pVMMDev)
3856	{
3857	VBOXCRCMDCTL_HGCM *pCtl;
3858	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3859	if (pCtl)
3860	{
3861	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3862	int rc;
3863
3864	pData->u32Screen = aScreenId;
3865	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3866	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3867
3868	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3869	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3870	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3871	pCtl->aParms[0].u.pointer.addr = pData;
3872	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3873
3874	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3875	if (RT_FAILURE(rc))
3876	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3877	else
3878	hr = S_OK;
3879
3880	RTMemFree(pCtl);
3881	}
3882	else
3883	{
3884	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3885	hr = E_OUTOFMEMORY;
3886	}
3887	}
3888	else
3889	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3890	}
3891	else
3892	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3893	}
3894	else
3895	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3896	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3897	# else
3898	{
3899	hr = S_OK;
3900	/* Need an interface like this here (and the #ifdefs needs adjusting):
3901	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3902	if (pUpPort && pUpPort->pfnSetScaleFactor)
3903	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3904	}
3905	# endif
3906
3907	return hr;
3908
3909	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3910	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
3911	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3912	return E_UNEXPECTED;
3913	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3914	}
3915
3916	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3917	{
3918	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3919	HRESULT hr = E_UNEXPECTED;
3920
3921	/* 3D acceleration enabled in VM config. */
3922	if (mfIsCr3DEnabled)
3923	{
3924	/* VBoxSharedCrOpenGL HGCM host service is running. */
3925	if (mhCrOglSvc)
3926	{
3927	VMMDev *pVMMDev = mParent->i_getVMMDev();
3928	if (pVMMDev)
3929	{
3930	VBOXCRCMDCTL_HGCM *pCtl;
3931	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
3932	if (pCtl)
3933	{
3934	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
3935	int rc;
3936
3937	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
3938
3939	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3940	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
3941	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3942	pCtl->aParms[0].u.pointer.addr = pData;
3943	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3944
3945	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3946	if (RT_FAILURE(rc))
3947	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3948	else
3949	hr = S_OK;
3950
3951	RTMemFree(pCtl);
3952	}
3953	else
3954	{
3955	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3956	hr = E_OUTOFMEMORY;
3957	}
3958	}
3959	else
3960	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3961	}
3962	else
3963	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
3964	}
3965	else
3966	{
3967	hr = S_OK;
3968	/* Need an interface like this here (and the #ifdefs needs adjusting):
3969	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3970	if (pUpPort && pUpPort->pfnSetScaleFactor)
3971	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3972	}
3973
3974	return hr;
3975
3976	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3977	RT_NOREF(fUnscaledHiDPI);
3978	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
3979	return E_UNEXPECTED;
3980	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3981	}
3982
3983	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3984	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
3985	uint32_t x, uint32_t y,
3986	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3987	uint32_t uGuestWidth, uint32_t uGuestHeight,
3988	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3989	{
3990	Display pDisplay = (Display )pvCtx;
3991	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
3992	x, y, BitmapFormat_BGR, uBitsPerPixel,
3993	uBytesPerLine, uGuestWidth, uGuestHeight,
3994	pu8BufferAddress, u64Timestamp);
3995	}
3996
3997	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3998	{
3999	Display pDisplay = (Display )pvCtx;
4000	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4001	}
4002
4003	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4004	{
4005	Display pDisplay = (Display )pvCtx;
4006	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4007	}
4008
4009	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4010	{
4011	RT_NOREF(pCmd, cbCmd, rc);
4012	Display pDisplay = (Display )pvCompletion;
4013	pDisplay->i_handleVRecCompletion();
4014	}
4015
4016	#endif
4017
4018
4019	#ifdef VBOX_WITH_HGSMI
4020	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
4021	bool fRenderThreadMode)
4022	{
4023	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4024
4025	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4026	Display *pThis = pDrv->pDisplay;
4027
4028	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4029	{
4030	LogRel(("Enabling different vbva mode\n"));
4031	#ifdef DEBUG_misha
4032	AssertMsgFailed(("enabling different vbva mode\n"));
4033	#endif
4034	return VERR_INVALID_STATE;
4035	}
4036
4037	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4038	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4039	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4040	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4041
4042	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4043
4044	return VINF_SUCCESS;
4045	}
4046
4047	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4048	{
4049	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4050
4051	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4052	Display *pThis = pDrv->pDisplay;
4053
4054	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4055
4056	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4057
4058	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4059	{
4060	/* Make sure that the primary screen is visible now.
4061	* The guest can't use VBVA anymore, so only only the VGA device output works.
4062	*/
4063	pFBInfo->flags = 0;
4064	if (pFBInfo->fDisabled)
4065	{
4066	pFBInfo->fDisabled = false;
4067	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4068	GuestMonitorChangedEventType_Enabled,
4069	uScreenId,
4070	pFBInfo->xOrigin, pFBInfo->yOrigin,
4071	pFBInfo->w, pFBInfo->h);
4072	}
4073	}
4074
4075	pFBInfo->fVBVAEnabled = false;
4076	pFBInfo->fVBVAForceResize = false;
4077	pFBInfo->fRenderThreadMode = false;
4078
4079	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4080
4081	pFBInfo->pVBVAHostFlags = NULL;
4082
4083	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4084	{
4085	/* Force full screen update, because VGA device must take control, do resize, etc. */
4086	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4087	}
4088	}
4089
4090	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4091	{
4092	RT_NOREF(uScreenId);
4093	LogFlowFunc(("uScreenId %d\n", uScreenId));
4094
4095	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4096	Display *pThis = pDrv->pDisplay;
4097
4098	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4099	{
4100	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4101	pThis->mcMonitors);
4102	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4103	}
4104	}
4105
4106	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4107	PCVBVACMDHDR pCmd, size_t cbCmd)
4108	{
4109	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4110
4111	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4112	Display *pThis = pDrv->pDisplay;
4113	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4114
4115	if (pFBInfo->fDefaultFormat)
4116	{
4117	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4118	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4119	&& !pFBInfo->fDisabled)
4120	{
4121	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4122	}
4123	else if ( !pFBInfo->pSourceBitmap.isNull()
4124	&& !pFBInfo->fDisabled)
4125	{
4126	/* Render VRAM content to the framebuffer. */
4127	BYTE *pAddress = NULL;
4128	ULONG ulWidth = 0;
4129	ULONG ulHeight = 0;
4130	ULONG ulBitsPerPixel = 0;
4131	ULONG ulBytesPerLine = 0;
4132	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4133
4134	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4135	&ulWidth,
4136	&ulHeight,
4137	&ulBitsPerPixel,
4138	&ulBytesPerLine,
4139	&bitmapFormat);
4140	if (SUCCEEDED(hrc))
4141	{
4142	uint32_t width = pCmd->w;
4143	uint32_t height = pCmd->h;
4144
4145	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4146	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4147	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4148	uint32_t u32SrcWidth = pFBInfo->w;
4149	uint32_t u32SrcHeight = pFBInfo->h;
4150	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4151	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4152
4153	uint8_t *pu8Dst = pAddress;
4154	int32_t xDst = xSrc;
4155	int32_t yDst = ySrc;
4156	uint32_t u32DstWidth = u32SrcWidth;
4157	uint32_t u32DstHeight = u32SrcHeight;
4158	uint32_t u32DstLineSize = u32DstWidth * 4;
4159	uint32_t u32DstBitsPerPixel = 32;
4160
4161	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4162	width, height,
4163	pu8Src,
4164	xSrc, ySrc,
4165	u32SrcWidth, u32SrcHeight,
4166	u32SrcLineSize, u32SrcBitsPerPixel,
4167	pu8Dst,
4168	xDst, yDst,
4169	u32DstWidth, u32DstHeight,
4170	u32DstLineSize, u32DstBitsPerPixel);
4171	}
4172	}
4173	}
4174
4175	VBVACMDHDR hdrSaved = *pCmd;
4176
4177	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4178
4179	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4180	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4181
4182	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4183	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4184
4185	*pHdrUnconst = hdrSaved;
4186	}
4187
4188	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4189	uint32_t cx, uint32_t cy)
4190	{
4191	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4192
4193	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4194	Display *pThis = pDrv->pDisplay;
4195	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4196
4197	/** @todo handleFramebufferUpdate (uScreenId,
4198	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4199	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4200	* cx, cy);
4201	*/
4202	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4203	}
4204
4205	#ifdef DEBUG_sunlover
4206	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4207	{
4208	LogRel(("displayVBVAResize: [%d] %s\n"
4209	" pView->u32ViewIndex %d\n"
4210	" pView->u32ViewOffset 0x%08X\n"
4211	" pView->u32ViewSize 0x%08X\n"
4212	" pView->u32MaxScreenSize 0x%08X\n"
4213	" pScreen->i32OriginX %d\n"
4214	" pScreen->i32OriginY %d\n"
4215	" pScreen->u32StartOffset 0x%08X\n"
4216	" pScreen->u32LineSize 0x%08X\n"
4217	" pScreen->u32Width %d\n"
4218	" pScreen->u32Height %d\n"
4219	" pScreen->u16BitsPerPixel %d\n"
4220	" pScreen->u16Flags 0x%04X\n"
4221	" pFBInfo->u32Offset 0x%08X\n"
4222	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4223	" pFBInfo->u32InformationSize 0x%08X\n"
4224	" pFBInfo->fDisabled %d\n"
4225	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4226	" pFBInfo->u16BitsPerPixel %d\n"
4227	" pFBInfo->pu8FramebufferVRAM %p\n"
4228	" pFBInfo->u32LineSize 0x%08X\n"
4229	" pFBInfo->flags 0x%04X\n"
4230	" pFBInfo->pHostEvents %p\n"
4231	" pFBInfo->fDefaultFormat %d\n"
4232	" pFBInfo->fVBVAEnabled %d\n"
4233	" pFBInfo->fVBVAForceResize %d\n"
4234	" pFBInfo->pVBVAHostFlags %p\n"
4235	"",
4236	pScreen->u32ViewIndex,
4237	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4238	pView->u32ViewIndex,
4239	pView->u32ViewOffset,
4240	pView->u32ViewSize,
4241	pView->u32MaxScreenSize,
4242	pScreen->i32OriginX,
4243	pScreen->i32OriginY,
4244	pScreen->u32StartOffset,
4245	pScreen->u32LineSize,
4246	pScreen->u32Width,
4247	pScreen->u32Height,
4248	pScreen->u16BitsPerPixel,
4249	pScreen->u16Flags,
4250	pFBInfo->u32Offset,
4251	pFBInfo->u32MaxFramebufferSize,
4252	pFBInfo->u32InformationSize,
4253	pFBInfo->fDisabled,
4254	pFBInfo->xOrigin,
4255	pFBInfo->yOrigin,
4256	pFBInfo->w,
4257	pFBInfo->h,
4258	pFBInfo->u16BitsPerPixel,
4259	pFBInfo->pu8FramebufferVRAM,
4260	pFBInfo->u32LineSize,
4261	pFBInfo->flags,
4262	pFBInfo->pHostEvents,
4263	pFBInfo->fDefaultFormat,
4264	pFBInfo->fVBVAEnabled,
4265	pFBInfo->fVBVAForceResize,
4266	pFBInfo->pVBVAHostFlags
4267	));
4268	}
4269	#endif /* DEBUG_sunlover */
4270
4271	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4272	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4273	{
4274	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4275
4276	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4277	Display *pThis = pDrv->pDisplay;
4278
4279	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4280	}
4281
4282	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4283	{
4284	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4285
4286	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4287
4288	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4289	{
4290	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4291	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4292	* the VM window will be black. */
4293	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4294	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4295	int32_t xOrigin = pFBInfo->xOrigin;
4296	int32_t yOrigin = pFBInfo->yOrigin;
4297
4298	alock.release();
4299
4300	i_notifyCroglResize(pView, pScreen, pvVRAM);
4301
4302	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4303	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4304
4305	return VINF_SUCCESS;
4306	}
4307
4308	VBVAINFOSCREEN screenInfo;
4309	RT_ZERO(screenInfo);
4310
4311	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4312	{
4313	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4314	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4315	* the code below to choose the "blanking" branches.
4316	*/
4317	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4318	screenInfo.i32OriginX = pFBInfo->xOrigin;
4319	screenInfo.i32OriginY = pFBInfo->yOrigin;
4320	screenInfo.u32StartOffset = 0; /* Irrelevant */
4321	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4322	screenInfo.u32Width = pFBInfo->w;
4323	screenInfo.u32Height = pFBInfo->h;
4324	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4325	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4326
4327	pScreen = &screenInfo;
4328	}
4329
4330	if (fResetInputMapping)
4331	{
4332	/// @todo Rename to m* and verify whether some kind of lock is required.
4333	xInputMappingOrigin = 0;
4334	yInputMappingOrigin = 0;
4335	cxInputMapping = 0;
4336	cyInputMapping = 0;
4337	}
4338
4339	alock.release();
4340
4341	i_notifyCroglResize(pView, pScreen, pvVRAM);
4342
4343	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4344	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4345	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4346	pScreen->i32OriginX, pScreen->i32OriginY, false);
4347	}
4348
4349	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4350	uint32_t xHot, uint32_t yHot,
4351	uint32_t cx, uint32_t cy,
4352	const void *pvShape)
4353	{
4354	LogFlowFunc(("\n"));
4355
4356	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4357
4358	uint32_t cbShape = 0;
4359	if (pvShape)
4360	{
4361	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4362	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4363	}
4364
4365	/* Tell the console about it */
4366	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4367	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4368
4369	return VINF_SUCCESS;
4370	}
4371
4372	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4373	{
4374	LogFlowFunc(("\n"));
4375
4376	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4377	Display *pThis = pDrv->pDisplay;
4378
4379	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4380	}
4381
4382	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4383	uint32_t cx, uint32_t cy)
4384	{
4385	LogFlowFunc(("\n"));
4386
4387	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4388	Display *pThis = pDrv->pDisplay;
4389
4390	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4391	}
4392
4393	#endif /* VBOX_WITH_HGSMI */
4394
4395	/**
4396	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4397	*/
4398	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4399	{
4400	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4401	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4402	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4403	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4404	return NULL;
4405	}
4406
4407
4408	/**
4409	* Destruct a display driver instance.
4410	*
4411	* @returns VBox status code.
4412	* @param pDrvIns The driver instance data.
4413	*/
4414	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4415	{
4416	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4417	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4418	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4419
4420	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4421
4422	pThis->IConnector.pbData = NULL;
4423	pThis->IConnector.cbScanline = 0;
4424	pThis->IConnector.cBits = 32;
4425	pThis->IConnector.cx = 0;
4426	pThis->IConnector.cy = 0;
4427
4428	if (pThis->pDisplay)
4429	{
4430	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4431	#ifdef VBOX_WITH_VIDEOREC
4432	pThis->pDisplay->i_videoCaptureStop();
4433	#endif
4434	#ifdef VBOX_WITH_CRHGSMI
4435	pThis->pDisplay->i_destructCrHgsmiData();
4436	#endif
4437	pThis->pDisplay->mpDrv = NULL;
4438	}
4439	}
4440
4441
4442	/**
4443	* Construct a display driver instance.
4444	*
4445	* @copydoc FNPDMDRVCONSTRUCT
4446	*/
4447	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4448	{
4449	RT_NOREF(fFlags);
4450	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4451	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4452	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4453
4454	/*
4455	* Validate configuration.
4456	*/
4457	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4458	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4459	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4460	("Configuration error: Not possible to attach anything to this driver!\n"),
4461	VERR_PDM_DRVINS_NO_ATTACH);
4462
4463	/*
4464	* Init Interfaces.
4465	*/
4466	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4467
4468	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4469	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4470	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4471	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4472	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4473	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4474	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4475	#ifdef VBOX_WITH_VIDEOHWACCEL
4476	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4477	#endif
4478	#ifdef VBOX_WITH_CRHGSMI
4479	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4480	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4481	#endif
4482	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4483	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4484	#endif
4485	#ifdef VBOX_WITH_HGSMI
4486	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4487	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4488	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4489	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4490	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4491	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4492	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4493	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4494	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4495	#endif
4496
4497	/*
4498	* Get the IDisplayPort interface of the above driver/device.
4499	*/
4500	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4501	if (!pThis->pUpPort)
4502	{
4503	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4504	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4505	}
4506	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4507	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4508	if (!pThis->pVBVACallbacks)
4509	{
4510	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4511	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4512	}
4513	#endif
4514	/*
4515	* Get the Display object pointer and update the mpDrv member.
4516	*/
4517	void *pv;
4518	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4519	if (RT_FAILURE(rc))
4520	{
4521	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4522	return rc;
4523	}
4524	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4525	pThis->pDisplay = pDisplay;
4526	pThis->pDisplay->mpDrv = pThis;
4527
4528	/* Disable VRAM to a buffer copy initially. */
4529	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4530	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4531
4532	/*
4533	* Start periodic screen refreshes
4534	*/
4535	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4536
4537	#ifdef VBOX_WITH_CRHGSMI
4538	pDisplay->i_setupCrHgsmiData();
4539	#endif
4540
4541	#ifdef VBOX_WITH_VIDEOREC
4542	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4543	BOOL fEnabled = false;
4544	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4545	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4546
4547	if (fEnabled)
4548	{
4549	int rc2 = pDisplay->i_videoCaptureInvalidate();
4550	if (RT_SUCCESS(rc2))
4551	{
4552	rc2 = pDisplay->i_videoCaptureStart();
4553	if (RT_SUCCESS(rc2))
4554	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4555	}
4556	}
4557	#endif
4558
4559	return rc;
4560	}
4561
4562
4563	/**
4564	* Display driver registration record.
4565	*/
4566	const PDMDRVREG Display::DrvReg =
4567	{
4568	/* u32Version */
4569	PDM_DRVREG_VERSION,
4570	/* szName */
4571	"MainDisplay",
4572	/* szRCMod */
4573	"",
4574	/* szR0Mod */
4575	"",
4576	/* pszDescription */
4577	"Main display driver (Main as in the API).",
4578	/* fFlags */
4579	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4580	/* fClass. */
4581	PDM_DRVREG_CLASS_DISPLAY,
4582	/* cMaxInstances */
4583	~0U,
4584	/* cbInstance */
4585	sizeof(DRVMAINDISPLAY),
4586	/* pfnConstruct */
4587	Display::i_drvConstruct,
4588	/* pfnDestruct */
4589	Display::i_drvDestruct,
4590	/* pfnRelocate */
4591	NULL,
4592	/* pfnIOCtl */
4593	NULL,
4594	/* pfnPowerOn */
4595	NULL,
4596	/* pfnReset */
4597	NULL,
4598	/* pfnSuspend */
4599	NULL,
4600	/* pfnResume */
4601	NULL,
4602	/* pfnAttach */
4603	NULL,
4604	/* pfnDetach */
4605	NULL,
4606	/* pfnPowerOff */
4607	NULL,
4608	/* pfnSoftReset */
4609	NULL,
4610	/* u32EndVersion */
4611	PDM_DRVREG_VERSION
4612	};
4613
4614	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 68856

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