DisplayImpl.cpp@ 70063

Last change on this file since 70063 was 70039, checked in by vboxsync, 7 years ago
Fixed typo: Occurance -> Occurrence.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 165.2 KB

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1	/* $Id: DisplayImpl.cpp 70039 2017-12-08 17:23:10Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#define LOG_GROUP LOG_GROUP_MAIN_DISPLAY
19	#include "LoggingNew.h"
20
21	#include "DisplayImpl.h"
22	#include "DisplayUtils.h"
23	#include "ConsoleImpl.h"
24	#include "ConsoleVRDPServer.h"
25	#include "GuestImpl.h"
26	#include "VMMDev.h"
27
28	#include "AutoCaller.h"
29
30	/* generated header */
31	#include "VBoxEvents.h"
32
33	#include <iprt/semaphore.h>
34	#include <iprt/thread.h>
35	#include <iprt/asm.h>
36	#include <iprt/time.h>
37	#include <iprt/cpp/utils.h>
38	#include <iprt/alloca.h>
39
40	#include <VBox/vmm/pdmdrv.h>
41	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
42	# include <VBox/vmm/vm.h>
43	#endif
44
45	#ifdef VBOX_WITH_VIDEOHWACCEL
46	# include <VBoxVideo.h>
47	#endif
48
49	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
50	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
51	#endif
52
53	#include <VBox/com/array.h>
54
55	#ifdef VBOX_WITH_VIDEOREC
56	# include <iprt/path.h>
57	# include "VideoRec.h"
58
59	# ifdef VBOX_WITH_LIBVPX
60	# ifdef _MSC_VER
61	# pragma warning(push)
62	# pragma warning(disable: 4668) /* vpx_codec.h(64) : warning C4668: '__GNUC__' is not defined as a preprocessor macro, replacing with '0' for '#if/#elif' */
63	# include <vpx/vpx_encoder.h>
64	# pragma warning(pop)
65	# else
66	# include <vpx/vpx_encoder.h>
67	# endif
68	# endif
69
70	# include <VBox/vmm/pdmapi.h>
71	# include <VBox/vmm/pdmaudioifs.h>
72	#endif
73
74	#ifdef VBOX_WITH_CROGL
75	typedef enum
76	{
77	CRVREC_STATE_IDLE,
78	CRVREC_STATE_SUBMITTED
79	} CRVREC_STATE;
80	#endif
81
82	/**
83	* Display driver instance data.
84	*
85	* @implements PDMIDISPLAYCONNECTOR
86	*/
87	typedef struct DRVMAINDISPLAY
88	{
89	/** Pointer to the display object. */
90	Display *pDisplay;
91	/** Pointer to the driver instance structure. */
92	PPDMDRVINS pDrvIns;
93	/** Pointer to the keyboard port interface of the driver/device above us. */
94	PPDMIDISPLAYPORT pUpPort;
95	/** Our display connector interface. */
96	PDMIDISPLAYCONNECTOR IConnector;
97	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
98	/** VBVA callbacks */
99	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
100	#endif
101	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
102
103	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
104	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
105
106	// constructor / destructor
107	/////////////////////////////////////////////////////////////////////////////
108
109	Display::Display()
110	: mParent(NULL), mfIsCr3DEnabled(false)
111	{
112	}
113
114	Display::~Display()
115	{
116	}
117
118
119	HRESULT Display::FinalConstruct()
120	{
121	int rc = videoAccelConstruct(&mVideoAccelLegacy);
122	AssertRC(rc);
123
124	mfVideoAccelVRDP = false;
125	mfu32SupportedOrders = 0;
126	mcVideoAccelVRDPRefs = 0;
127
128	mfSeamlessEnabled = false;
129	mpRectVisibleRegion = NULL;
130	mcRectVisibleRegion = 0;
131
132	#ifdef VBOX_WITH_CROGL
133	mfCrOglDataHidden = false;
134	#endif
135
136	mpDrv = NULL;
137
138	rc = RTCritSectInit(&mVideoAccelLock);
139	AssertRC(rc);
140
141	#ifdef VBOX_WITH_HGSMI
142	mu32UpdateVBVAFlags = 0;
143	mfVMMDevSupportsGraphics = false;
144	mfGuestVBVACapabilities = 0;
145	mfHostCursorCapabilities = 0;
146	#endif
147
148	#ifdef VBOX_WITH_VIDEOREC
149	rc = RTCritSectInit(&mVideoRecLock);
150	AssertRC(rc);
151
152	mpVideoRecCtx = NULL;
153	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
154	maVideoRecEnabled[i] = true;
155	#endif
156
157	#ifdef VBOX_WITH_CRHGSMI
158	mhCrOglSvc = NULL;
159	rc = RTCritSectRwInit(&mCrOglLock);
160	AssertRC(rc);
161	#endif
162
163	#ifdef VBOX_WITH_CROGL
164	RT_ZERO(mCrOglCallbacks);
165	RT_ZERO(mCrOglScreenshotData);
166	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
167	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
168	mCrOglScreenshotData.pvContext = this;
169	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
170	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
171	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
172	#endif
173
174	return BaseFinalConstruct();
175	}
176
177	void Display::FinalRelease()
178	{
179	uninit();
180
181	#ifdef VBOX_WITH_VIDEOREC
182	if (RTCritSectIsInitialized(&mVideoRecLock))
183	{
184	RTCritSectDelete(&mVideoRecLock);
185	RT_ZERO(mVideoRecLock);
186	}
187	#endif
188
189	videoAccelDestroy(&mVideoAccelLegacy);
190	i_saveVisibleRegion(0, NULL);
191
192	if (RTCritSectIsInitialized(&mVideoAccelLock))
193	{
194	RTCritSectDelete(&mVideoAccelLock);
195	RT_ZERO(mVideoAccelLock);
196	}
197
198	#ifdef VBOX_WITH_CRHGSMI
199	if (RTCritSectRwIsInitialized(&mCrOglLock))
200	{
201	RTCritSectRwDelete(&mCrOglLock);
202	RT_ZERO(mCrOglLock);
203	}
204	#endif
205	BaseFinalRelease();
206	}
207
208	// public initializer/uninitializer for internal purposes only
209	/////////////////////////////////////////////////////////////////////////////
210
211	#define kMaxSizeThumbnail 64
212
213	/**
214	* Save thumbnail and screenshot of the guest screen.
215	*/
216	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
217	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
218	{
219	int rc = VINF_SUCCESS;
220
221	uint8_t *pu8Thumbnail = NULL;
222	uint32_t cbThumbnail = 0;
223	uint32_t cxThumbnail = 0;
224	uint32_t cyThumbnail = 0;
225
226	if (cx > cy)
227	{
228	cxThumbnail = kMaxSizeThumbnail;
229	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
230	}
231	else
232	{
233	cyThumbnail = kMaxSizeThumbnail;
234	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
235	}
236
237	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
238
239	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
240	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
241
242	if (pu8Thumbnail)
243	{
244	uint8_t *dst = pu8Thumbnail;
245	uint8_t *src = pbData;
246	int dstW = cxThumbnail;
247	int dstH = cyThumbnail;
248	int srcW = cx;
249	int srcH = cy;
250	int iDeltaLine = cx * 4;
251
252	BitmapScale32(dst,
253	dstW, dstH,
254	src,
255	iDeltaLine,
256	srcW, srcH);
257
258	*ppu8Thumbnail = pu8Thumbnail;
259	*pcbThumbnail = cbThumbnail;
260	*pcxThumbnail = cxThumbnail;
261	*pcyThumbnail = cyThumbnail;
262	}
263	else
264	{
265	rc = VERR_NO_MEMORY;
266	}
267
268	return rc;
269	}
270
271	#ifdef VBOX_WITH_CROGL
272	typedef struct
273	{
274	CRVBOXHGCMTAKESCREENSHOT Base;
275
276	/* 32bpp small RGB image. */
277	uint8_t *pu8Thumbnail;
278	uint32_t cbThumbnail;
279	uint32_t cxThumbnail;
280	uint32_t cyThumbnail;
281
282	/* PNG screenshot. */
283	uint8_t *pu8PNG;
284	uint32_t cbPNG;
285	uint32_t cxPNG;
286	uint32_t cyPNG;
287	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
288
289	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
290	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
291	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
292	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
293	{
294	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
295	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
296	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
297	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
298	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
299	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
300	if (RT_FAILURE(rc))
301	{
302	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
303	if (pData->pu8PNG)
304	{
305	RTMemFree(pData->pu8PNG);
306	pData->pu8PNG = NULL;
307	}
308	pData->cbPNG = 0;
309	pData->cxPNG = 0;
310	pData->cyPNG = 0;
311	}
312	}
313	#endif
314
315	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
316	{
317	Display that = static_cast<Display>(pvUser);
318
319	/* 32bpp small RGB image. */
320	uint8_t *pu8Thumbnail = NULL;
321	uint32_t cbThumbnail = 0;
322	uint32_t cxThumbnail = 0;
323	uint32_t cyThumbnail = 0;
324
325	/* PNG screenshot. */
326	uint8_t *pu8PNG = NULL;
327	uint32_t cbPNG = 0;
328	uint32_t cxPNG = 0;
329	uint32_t cyPNG = 0;
330
331	Console::SafeVMPtr ptrVM(that->mParent);
332	if (ptrVM.isOk())
333	{
334	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
335	BOOL f3DSnapshot = FALSE;
336	if ( that->mfIsCr3DEnabled
337	&& that->mCrOglCallbacks.pfnHasData
338	&& that->mCrOglCallbacks.pfnHasData())
339	{
340	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
341	if (pVMMDev)
342	{
343	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
344	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
345	if (pScreenshot)
346	{
347	/* screen id or CRSCREEN_ALL to specify all enabled */
348	pScreenshot->Base.u32Screen = 0;
349	pScreenshot->Base.u32Width = 0;
350	pScreenshot->Base.u32Height = 0;
351	pScreenshot->Base.u32Pitch = 0;
352	pScreenshot->Base.pvBuffer = NULL;
353	pScreenshot->Base.pvContext = pScreenshot;
354	pScreenshot->Base.pfnScreenshotBegin = NULL;
355	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
356	pScreenshot->Base.pfnScreenshotEnd = NULL;
357
358	VBOXCRCMDCTL_HGCM data;
359	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
360	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
361
362	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
363	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
364	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
365
366	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
367	if (RT_SUCCESS(rc))
368	{
369	if (pScreenshot->pu8PNG)
370	{
371	pu8Thumbnail = pScreenshot->pu8Thumbnail;
372	cbThumbnail = pScreenshot->cbThumbnail;
373	cxThumbnail = pScreenshot->cxThumbnail;
374	cyThumbnail = pScreenshot->cyThumbnail;
375
376	/* PNG screenshot. */
377	pu8PNG = pScreenshot->pu8PNG;
378	cbPNG = pScreenshot->cbPNG;
379	cxPNG = pScreenshot->cxPNG;
380	cyPNG = pScreenshot->cyPNG;
381	f3DSnapshot = TRUE;
382	}
383	else
384	AssertMsgFailed(("no png\n"));
385	}
386	else
387	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
388
389
390	RTMemFree(pScreenshot);
391	}
392	}
393	}
394
395	if (!f3DSnapshot)
396	#endif
397	{
398	/* Query RGB bitmap. */
399	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
400	uint8_t *pbData = NULL;
401	size_t cbData = 0;
402	uint32_t cx = 0;
403	uint32_t cy = 0;
404	bool fFreeMem = false;
405	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
406
407	/*
408	* It is possible that success is returned but everything is 0 or NULL.
409	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
410	*/
411	if (RT_SUCCESS(rc) && pbData)
412	{
413	Assert(cx && cy);
414
415	/* Prepare a small thumbnail and a PNG screenshot. */
416	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
417	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
418	if (RT_FAILURE(rc))
419	{
420	if (pu8PNG)
421	{
422	RTMemFree(pu8PNG);
423	pu8PNG = NULL;
424	}
425	cbPNG = 0;
426	cxPNG = 0;
427	cyPNG = 0;
428	}
429
430	if (fFreeMem)
431	RTMemFree(pbData);
432	else
433	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
434	}
435	}
436	}
437	else
438	{
439	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
440	}
441
442	/* Regardless of rc, save what is available:
443	* Data format:
444	* uint32_t cBlocks;
445	* [blocks]
446	*
447	* Each block is:
448	* uint32_t cbBlock; if 0 - no 'block data'.
449	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
450	* [block data]
451	*
452	* Block data for bitmap and PNG:
453	* uint32_t cx;
454	* uint32_t cy;
455	* [image data]
456	*/
457	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
458
459	/* First block. */
460	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
461	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
462
463	if (cbThumbnail)
464	{
465	SSMR3PutU32(pSSM, cxThumbnail);
466	SSMR3PutU32(pSSM, cyThumbnail);
467	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
468	}
469
470	/* Second block. */
471	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
472	SSMR3PutU32(pSSM, 1); /* Block type: png. */
473
474	if (cbPNG)
475	{
476	SSMR3PutU32(pSSM, cxPNG);
477	SSMR3PutU32(pSSM, cyPNG);
478	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
479	}
480
481	RTMemFree(pu8PNG);
482	RTMemFree(pu8Thumbnail);
483	}
484
485	DECLCALLBACK(int)
486	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
487	{
488	RT_NOREF(pvUser);
489	if (uVersion != sSSMDisplayScreenshotVer)
490	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
491	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
492
493	/* Skip data. */
494	uint32_t cBlocks;
495	int rc = SSMR3GetU32(pSSM, &cBlocks);
496	AssertRCReturn(rc, rc);
497
498	for (uint32_t i = 0; i < cBlocks; i++)
499	{
500	uint32_t cbBlock;
501	rc = SSMR3GetU32(pSSM, &cbBlock);
502	AssertRCBreak(rc);
503
504	uint32_t typeOfBlock;
505	rc = SSMR3GetU32(pSSM, &typeOfBlock);
506	AssertRCBreak(rc);
507
508	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
509
510	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
511	* do not write any data if the image size was 0.
512	* @todo Fix and increase saved state version.
513	*/
514	if (cbBlock > 2 * sizeof(uint32_t))
515	{
516	rc = SSMR3Skip(pSSM, cbBlock);
517	AssertRCBreak(rc);
518	}
519	}
520
521	return rc;
522	}
523
524	/**
525	* Save/Load some important guest state
526	*/
527	DECLCALLBACK(void)
528	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
529	{
530	Display that = static_cast<Display>(pvUser);
531
532	SSMR3PutU32(pSSM, that->mcMonitors);
533	for (unsigned i = 0; i < that->mcMonitors; i++)
534	{
535	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
536	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
537	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
538	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
539	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
540	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
541	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
542	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
543	}
544	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
545	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
546	SSMR3PutU32(pSSM, that->cxInputMapping);
547	SSMR3PutU32(pSSM, that->cyInputMapping);
548	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
549	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
550	}
551
552	DECLCALLBACK(int)
553	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
554	{
555	Display that = static_cast<Display>(pvUser);
556
557	if ( uVersion != sSSMDisplayVer
558	&& uVersion != sSSMDisplayVer2
559	&& uVersion != sSSMDisplayVer3
560	&& uVersion != sSSMDisplayVer4
561	&& uVersion != sSSMDisplayVer5)
562	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
563	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
564
565	uint32_t cMonitors;
566	int rc = SSMR3GetU32(pSSM, &cMonitors);
567	AssertRCReturn(rc, rc);
568	if (cMonitors != that->mcMonitors)
569	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
570
571	for (uint32_t i = 0; i < cMonitors; i++)
572	{
573	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
574	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
575	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
576	if ( uVersion == sSSMDisplayVer2
577	\|\| uVersion == sSSMDisplayVer3
578	\|\| uVersion == sSSMDisplayVer4
579	\|\| uVersion == sSSMDisplayVer5)
580	{
581	uint32_t w;
582	uint32_t h;
583	SSMR3GetU32(pSSM, &w);
584	SSMR3GetU32(pSSM, &h);
585	that->maFramebuffers[i].w = w;
586	that->maFramebuffers[i].h = h;
587	}
588	if ( uVersion == sSSMDisplayVer3
589	\|\| uVersion == sSSMDisplayVer4
590	\|\| uVersion == sSSMDisplayVer5)
591	{
592	int32_t xOrigin;
593	int32_t yOrigin;
594	uint32_t flags;
595	SSMR3GetS32(pSSM, &xOrigin);
596	SSMR3GetS32(pSSM, &yOrigin);
597	SSMR3GetU32(pSSM, &flags);
598	that->maFramebuffers[i].xOrigin = xOrigin;
599	that->maFramebuffers[i].yOrigin = yOrigin;
600	that->maFramebuffers[i].flags = (uint16_t)flags;
601	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
602	}
603	}
604	if ( uVersion == sSSMDisplayVer4
605	\|\| uVersion == sSSMDisplayVer5)
606	{
607	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
608	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
609	SSMR3GetU32(pSSM, &that->cxInputMapping);
610	SSMR3GetU32(pSSM, &that->cyInputMapping);
611	}
612	if (uVersion == sSSMDisplayVer5)
613	{
614	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
615	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
616	}
617
618	return VINF_SUCCESS;
619	}
620
621	/**
622	* Initializes the display object.
623	*
624	* @returns COM result indicator
625	* @param aParent handle of our parent object
626	*/
627	HRESULT Display::init(Console *aParent)
628	{
629	ComAssertRet(aParent, E_INVALIDARG);
630	/* Enclose the state transition NotReady->InInit->Ready */
631	AutoInitSpan autoInitSpan(this);
632	AssertReturn(autoInitSpan.isOk(), E_FAIL);
633
634	unconst(mParent) = aParent;
635
636	mfSourceBitmapEnabled = true;
637	fVGAResizing = false;
638
639	ULONG ul;
640	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
641	mcMonitors = ul;
642	xInputMappingOrigin = 0;
643	yInputMappingOrigin = 0;
644	cxInputMapping = 0;
645	cyInputMapping = 0;
646
647	for (ul = 0; ul < mcMonitors; ul++)
648	{
649	maFramebuffers[ul].u32Offset = 0;
650	maFramebuffers[ul].u32MaxFramebufferSize = 0;
651	maFramebuffers[ul].u32InformationSize = 0;
652
653	maFramebuffers[ul].pFramebuffer = NULL;
654	/* All secondary monitors are disabled at startup. */
655	maFramebuffers[ul].fDisabled = ul > 0;
656
657	maFramebuffers[ul].u32Caps = 0;
658
659	maFramebuffers[ul].updateImage.pu8Address = NULL;
660	maFramebuffers[ul].updateImage.cbLine = 0;
661
662	maFramebuffers[ul].xOrigin = 0;
663	maFramebuffers[ul].yOrigin = 0;
664
665	maFramebuffers[ul].w = 0;
666	maFramebuffers[ul].h = 0;
667
668	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
669
670	maFramebuffers[ul].u16BitsPerPixel = 0;
671	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
672	maFramebuffers[ul].u32LineSize = 0;
673
674	maFramebuffers[ul].pHostEvents = NULL;
675
676	maFramebuffers[ul].fDefaultFormat = false;
677
678	#ifdef VBOX_WITH_HGSMI
679	maFramebuffers[ul].fVBVAEnabled = false;
680	maFramebuffers[ul].fVBVAForceResize = false;
681	maFramebuffers[ul].fRenderThreadMode = false;
682	maFramebuffers[ul].pVBVAHostFlags = NULL;
683	#endif /* VBOX_WITH_HGSMI */
684	#ifdef VBOX_WITH_CROGL
685	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
686	#endif
687	}
688
689	{
690	// register listener for state change events
691	ComPtr<IEventSource> es;
692	mParent->COMGETTER(EventSource)(es.asOutParam());
693	com::SafeArray<VBoxEventType_T> eventTypes;
694	eventTypes.push_back(VBoxEventType_OnStateChanged);
695	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
696	}
697
698	/* Cache the 3D settings. */
699	BOOL fIs3DEnabled = FALSE;
700	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
701	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
702	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
703	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
704
705	/* Confirm a successful initialization */
706	autoInitSpan.setSucceeded();
707
708	return S_OK;
709	}
710
711	/**
712	* Uninitializes the instance and sets the ready flag to FALSE.
713	* Called either from FinalRelease() or by the parent when it gets destroyed.
714	*/
715	void Display::uninit()
716	{
717	LogRelFlowFunc(("this=%p\n", this));
718
719	/* Enclose the state transition Ready->InUninit->NotReady */
720	AutoUninitSpan autoUninitSpan(this);
721	if (autoUninitSpan.uninitDone())
722	return;
723
724	unsigned uScreenId;
725	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
726	{
727	maFramebuffers[uScreenId].pSourceBitmap.setNull();
728	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
729	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
730	maFramebuffers[uScreenId].updateImage.cbLine = 0;
731	maFramebuffers[uScreenId].pFramebuffer.setNull();
732	#ifdef VBOX_WITH_VIDEOREC
733	maFramebuffers[uScreenId].videoRec.pSourceBitmap.setNull();
734	#endif
735	}
736
737	if (mParent)
738	{
739	ComPtr<IEventSource> es;
740	mParent->COMGETTER(EventSource)(es.asOutParam());
741	es->UnregisterListener(this);
742	}
743
744	unconst(mParent) = NULL;
745
746	if (mpDrv)
747	mpDrv->pDisplay = NULL;
748
749	mpDrv = NULL;
750	}
751
752	/**
753	* Register the SSM methods. Called by the power up thread to be able to
754	* pass pVM
755	*/
756	int Display::i_registerSSM(PUVM pUVM)
757	{
758	/* Version 2 adds width and height of the framebuffer; version 3 adds
759	* the framebuffer offset in the virtual desktop and the framebuffer flags;
760	* version 4 adds guest to host input event mapping and version 5 adds
761	* guest VBVA and host cursor capabilities.
762	*/
763	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
764	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
765	NULL, NULL, NULL,
766	NULL, i_displaySSMSave, NULL,
767	NULL, i_displaySSMLoad, NULL, this);
768	AssertRCReturn(rc, rc);
769
770	/*
771	* Register loaders for old saved states where iInstance was
772	* 3 * sizeof(uint32_t *) due to a code mistake.
773	*/
774	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
775	NULL, NULL, NULL,
776	NULL, NULL, NULL,
777	NULL, i_displaySSMLoad, NULL, this);
778	AssertRCReturn(rc, rc);
779
780	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
781	NULL, NULL, NULL,
782	NULL, NULL, NULL,
783	NULL, i_displaySSMLoad, NULL, this);
784	AssertRCReturn(rc, rc);
785
786	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
787	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
788	NULL, NULL, NULL,
789	NULL, i_displaySSMSaveScreenshot, NULL,
790	NULL, i_displaySSMLoadScreenshot, NULL, this);
791
792	AssertRCReturn(rc, rc);
793
794	return VINF_SUCCESS;
795	}
796
797	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
798	{
799	RT_NOREF(pCmd, cbCmd, rc);
800	Assert(pvCompletion);
801	RTMemFree(pvCompletion);
802	}
803
804	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
805	int Display::i_crOglWindowsShow(bool fShow)
806	{
807	if (!mfCrOglDataHidden == !!fShow)
808	return VINF_SUCCESS;
809
810	if (!mhCrOglSvc)
811	{
812	/* No 3D or the VMSVGA3d kind. */
813	Assert(!mfIsCr3DEnabled);
814	return VERR_INVALID_STATE;
815	}
816
817	VMMDev *pVMMDev = mParent->i_getVMMDev();
818	if (!pVMMDev)
819	{
820	AssertMsgFailed(("no vmmdev\n"));
821	return VERR_INVALID_STATE;
822	}
823
824	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
825	if (!pData)
826	{
827	AssertMsgFailed(("RTMemAlloc failed\n"));
828	return VERR_NO_MEMORY;
829	}
830
831	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
832	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
833
834	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
835	pData->aParms[0].u.uint32 = (uint32_t)fShow;
836
837	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
838	if (RT_SUCCESS(rc))
839	mfCrOglDataHidden = !fShow;
840	else
841	{
842	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
843	RTMemFree(pData);
844	}
845
846	return rc;
847	}
848	#endif
849
850
851	// public methods only for internal purposes
852	/////////////////////////////////////////////////////////////////////////////
853
854	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
855	{
856	RT_NOREF(pView);
857	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
858	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
859	return VINF_SUCCESS; /* nop it */
860
861	if (mfIsCr3DEnabled)
862	{
863	int rc = VERR_INVALID_STATE;
864	if (mhCrOglSvc)
865	{
866	VMMDev *pVMMDev = mParent->i_getVMMDev();
867	if (pVMMDev)
868	{
869	VBOXCRCMDCTL_HGCM *pCtl;
870	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
871	if (pCtl)
872	{
873	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
874	pData->Screen = *pScreen;
875	pData->pvVRAM = pvVRAM;
876
877	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
878	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
879	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
880	pCtl->aParms[0].u.pointer.addr = pData;
881	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
882
883	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
884	if (RT_FAILURE(rc))
885	{
886	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
887	RTMemFree(pCtl);
888	}
889	}
890	else
891	rc = VERR_NO_MEMORY;
892	}
893	}
894
895	return rc;
896	}
897	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
898	RT_NOREF(pScreen, pvVRAM);
899	#endif
900	return VINF_SUCCESS;
901	}
902
903	/**
904	* Handles display resize event.
905	*
906	* @param uScreenId Screen ID
907	* @param bpp New bits per pixel.
908	* @param pvVRAM VRAM pointer.
909	* @param cbLine New bytes per line.
910	* @param w New display width.
911	* @param h New display height.
912	* @param flags Flags of the new video mode.
913	* @param xOrigin New display origin X.
914	* @param yOrigin New display origin Y.
915	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
916	*/
917	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
918	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
919	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
920	{
921	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
922	pvVRAM, w, h, bpp, cbLine, flags));
923
924	/* Caller must not hold the object lock. */
925	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
926
927	/* Note: the old code checked if the video mode was actially chnaged and
928	* did not invalidate the source bitmap if the mode did not change.
929	* The new code always invalidates the source bitmap, i.e. it will
930	* notify the frontend even if nothing actually changed.
931	*
932	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
933	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
934	* the @todo below.
935	*/
936
937	/* Make sure that the VGA device does not access the source bitmap. */
938	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
939	{
940	/// @todo It is probably more convenient to implement
941	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
942	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
943	// fSet = false disables rendering and VGA can check
944	// if it is already rendering to a different bitmap, avoiding
945	// enable/disable rendering races.
946	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
947
948	mpDrv->IConnector.pbData = NULL;
949	mpDrv->IConnector.cbScanline = 0;
950	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
951	mpDrv->IConnector.cx = 0;
952	mpDrv->IConnector.cy = 0;
953	}
954
955	/* Update maFramebuffers[uScreenId] under lock. */
956	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
957
958	if (uScreenId >= mcMonitors)
959	return VINF_SUCCESS;
960
961	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
962
963	/* Whether the monitor position has changed.
964	* A resize initiated by the VGA device does not change the monitor position.
965	*/
966	const bool fNewOrigin = !fVGAResize
967	&& ( pFBInfo->xOrigin != xOrigin
968	\|\| pFBInfo->yOrigin != yOrigin);
969
970	/* The event for disabled->enabled transition.
971	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
972	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
973	*/
974	const bool fGuestMonitorChangedEvent = !fVGAResize
975	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
976
977	/* Reset the update mode. */
978	pFBInfo->updateImage.pSourceBitmap.setNull();
979	pFBInfo->updateImage.pu8Address = NULL;
980	pFBInfo->updateImage.cbLine = 0;
981
982	/* Release the current source bitmap. */
983	pFBInfo->pSourceBitmap.setNull();
984
985	/* VGA blanking is signaled as w=0, h=0, bpp=0 and cbLine=0, and it's
986	* best to keep the old resolution, as otherwise the window size would
987	* change before the new resolution is known. */
988	const bool fVGABlank = fVGAResize && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
989	&& w == 0 && h == 0 && bpp == 0 && cbLine == 0;
990	if (fVGABlank)
991	{
992	w = pFBInfo->w;
993	h = pFBInfo->h;
994	}
995
996	/* Update the video mode information. */
997	pFBInfo->w = w;
998	pFBInfo->h = h;
999	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
1000	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
1001	pFBInfo->u32LineSize = cbLine;
1002	if (!fVGAResize)
1003	{
1004	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
1005	pFBInfo->flags = flags;
1006	pFBInfo->xOrigin = xOrigin;
1007	pFBInfo->yOrigin = yOrigin;
1008	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1009	pFBInfo->fVBVAForceResize = false;
1010	}
1011	else
1012	{
1013	pFBInfo->flags = 0;
1014	if (fVGABlank)
1015	pFBInfo->flags \|= VBVA_SCREEN_F_BLANK;
1016	pFBInfo->fDisabled = false;
1017	}
1018
1019	/* Prepare local vars for the notification code below. */
1020	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1021	const bool fDisabled = pFBInfo->fDisabled;
1022
1023	alock.release();
1024
1025	if (!pFramebuffer.isNull())
1026	{
1027	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1028	LogFunc(("NotifyChange hr %08X\n", hr));
1029	NOREF(hr);
1030	}
1031
1032	if (fGuestMonitorChangedEvent)
1033	{
1034	if (fDisabled)
1035	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1036	GuestMonitorChangedEventType_Disabled,
1037	uScreenId,
1038	0, 0, 0, 0);
1039	else
1040	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1041	GuestMonitorChangedEventType_Enabled,
1042	uScreenId,
1043	xOrigin, yOrigin, w, h);
1044	}
1045
1046	if (fNewOrigin)
1047	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1048	GuestMonitorChangedEventType_NewOrigin,
1049	uScreenId,
1050	xOrigin, yOrigin, 0, 0);
1051
1052	/* Inform the VRDP server about the change of display parameters. */
1053	LogRelFlowFunc(("Calling VRDP\n"));
1054	mParent->i_consoleVRDPServer()->SendResize();
1055
1056	/* And re-send the seamless rectangles if necessary. */
1057	if (mfSeamlessEnabled)
1058	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1059
1060	#ifdef VBOX_WITH_VIDEOREC
1061	i_videoRecScreenChanged(uScreenId);
1062	#endif
1063
1064	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1065
1066	return VINF_SUCCESS;
1067	}
1068
1069	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1070	{
1071	/* Correct negative x and y coordinates. */
1072	if (*px < 0)
1073	{
1074	px += pw; /* Compute xRight which is also the new width. */
1075
1076	pw = (px < 0)? 0: *px;
1077
1078	*px = 0;
1079	}
1080
1081	if (*py < 0)
1082	{
1083	py += ph; /* Compute xBottom, which is also the new height. */
1084
1085	ph = (py < 0)? 0: *py;
1086
1087	*py = 0;
1088	}
1089
1090	/* Also check if coords are greater than the display resolution. */
1091	if (px + pw > cx)
1092	{
1093	pw = cx > px? cx - *px: 0;
1094	}
1095
1096	if (py + ph > cy)
1097	{
1098	ph = cy > py? cy - *py: 0;
1099	}
1100	}
1101
1102	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1103	{
1104	/*
1105	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1106	* Safe to use VBVA vars and take the framebuffer lock.
1107	*/
1108
1109	#ifdef DEBUG_sunlover
1110	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1111	uScreenId, x, y, w, h));
1112	#endif /* DEBUG_sunlover */
1113
1114	/* No updates for a disabled guest screen. */
1115	if (maFramebuffers[uScreenId].fDisabled)
1116	return;
1117
1118	/* No updates for a blank guest screen. */
1119	/** @note Disabled for now, as the GUI does not update the picture when we
1120	* first blank. */
1121	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1122	return; */
1123
1124	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1125	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1126
1127	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1128	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1129
1130	alockr.release();
1131
1132	if (RT_LIKELY(!pFramebuffer.isNull()))
1133	{
1134	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1135	{
1136	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1137
1138	if (w != 0 && h != 0)
1139	{
1140	pFramebuffer->NotifyUpdate(x, y, w, h);
1141	}
1142	}
1143	else
1144	{
1145	if (RT_LIKELY(!pSourceBitmap.isNull()))
1146	{ /* likely */ }
1147	else
1148	{
1149	/* Create a source bitmap if UpdateImage mode is used. */
1150	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1151	if (SUCCEEDED(hr))
1152	{
1153	BYTE *pAddress = NULL;
1154	ULONG ulWidth = 0;
1155	ULONG ulHeight = 0;
1156	ULONG ulBitsPerPixel = 0;
1157	ULONG ulBytesPerLine = 0;
1158	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1159
1160	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1161	&ulWidth,
1162	&ulHeight,
1163	&ulBitsPerPixel,
1164	&ulBytesPerLine,
1165	&bitmapFormat);
1166	if (SUCCEEDED(hr))
1167	{
1168	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1169
1170	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1171	{
1172	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1173	pFBInfo->updateImage.pu8Address = pAddress;
1174	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1175	}
1176
1177	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1178
1179	alockw.release();
1180	}
1181	}
1182	}
1183
1184	if (RT_LIKELY(!pSourceBitmap.isNull()))
1185	{
1186	BYTE *pbAddress = NULL;
1187	ULONG ulWidth = 0;
1188	ULONG ulHeight = 0;
1189	ULONG ulBitsPerPixel = 0;
1190	ULONG ulBytesPerLine = 0;
1191	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1192
1193	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1194	&ulWidth,
1195	&ulHeight,
1196	&ulBitsPerPixel,
1197	&ulBytesPerLine,
1198	&bitmapFormat);
1199	if (SUCCEEDED(hr))
1200	{
1201	/* Make sure that the requested update is within the source bitmap dimensions. */
1202	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1203
1204	if (w != 0 && h != 0)
1205	{
1206	const size_t cbData = w * h * 4;
1207	com::SafeArray<BYTE> image(cbData);
1208
1209	uint8_t *pu8Dst = image.raw();
1210	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1211
1212	int i;
1213	for (i = y; i < y + h; ++i)
1214	{
1215	memcpy(pu8Dst, pu8Src, w * 4);
1216	pu8Dst += w * 4;
1217	pu8Src += ulBytesPerLine;
1218	}
1219
1220	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1221	}
1222	}
1223	}
1224	}
1225	}
1226
1227	#ifndef VBOX_WITH_HGSMI
1228	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1229	{
1230	#else
1231	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1232	{
1233	#endif /* VBOX_WITH_HGSMI */
1234	/* When VBVA is enabled, the VRDP server is informed
1235	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1236	* Inform the server here only if VBVA is disabled.
1237	*/
1238	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1239	}
1240	}
1241
1242	void Display::i_updateGuestGraphicsFacility(void)
1243	{
1244	Guest* pGuest = mParent->i_getGuest();
1245	AssertPtrReturnVoid(pGuest);
1246	/* The following is from GuestImpl.cpp. */
1247	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1248	* to move the graphics and seamless capability -> facility translation to
1249	* VMMDev so this could be saved. */
1250	RTTIMESPEC TimeSpecTS;
1251	RTTimeNow(&TimeSpecTS);
1252
1253	if ( mfVMMDevSupportsGraphics
1254	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1255	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1256	VBoxGuestFacilityStatus_Active,
1257	0 /fFlags/, &TimeSpecTS);
1258	else
1259	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1260	VBoxGuestFacilityStatus_Inactive,
1261	0 /fFlags/, &TimeSpecTS);
1262	}
1263
1264	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1265	{
1266	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1267	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1268	return;
1269	mfVMMDevSupportsGraphics = fSupportsGraphics;
1270	i_updateGuestGraphicsFacility();
1271	/* The VMMDev interface notifies the console. */
1272	}
1273
1274	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1275	{
1276	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1277	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1278
1279	mfGuestVBVACapabilities = fNewCapabilities;
1280	if (!fNotify)
1281	return;
1282	i_updateGuestGraphicsFacility();
1283	/* Tell the console about it */
1284	mParent->i_onAdditionsStateChange();
1285	}
1286
1287	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1288	{
1289	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1290
1291	xInputMappingOrigin = xOrigin;
1292	yInputMappingOrigin = yOrigin;
1293	cxInputMapping = cx;
1294	cyInputMapping = cy;
1295
1296	/* Re-send the seamless rectangles if necessary. */
1297	if (mfSeamlessEnabled)
1298	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1299	}
1300
1301	/**
1302	* Returns the upper left and lower right corners of the virtual framebuffer.
1303	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1304	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1305	*/
1306	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1307	int32_t px2, int32_t py2)
1308	{
1309	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1310	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1311
1312	AssertPtrReturnVoid(px1);
1313	AssertPtrReturnVoid(py1);
1314	AssertPtrReturnVoid(px2);
1315	AssertPtrReturnVoid(py2);
1316	LogRelFlowFunc(("\n"));
1317
1318	if (!mpDrv)
1319	return;
1320	/* If VBVA is not in use then this flag will not be set and this
1321	* will still work as it should. */
1322	if (!maFramebuffers[0].fDisabled)
1323	{
1324	x1 = (int32_t)maFramebuffers[0].xOrigin;
1325	y1 = (int32_t)maFramebuffers[0].yOrigin;
1326	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1327	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1328	}
1329	if (cxInputMapping && cyInputMapping)
1330	{
1331	x1 = xInputMappingOrigin;
1332	y1 = yInputMappingOrigin;
1333	x2 = xInputMappingOrigin + cxInputMapping;
1334	y2 = yInputMappingOrigin + cyInputMapping;
1335	}
1336	else
1337	for (unsigned i = 1; i < mcMonitors; ++i)
1338	{
1339	if (!maFramebuffers[i].fDisabled)
1340	{
1341	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1342	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1343	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1344	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1345	}
1346	}
1347	*px1 = x1;
1348	*py1 = y1;
1349	*px2 = x2;
1350	*py2 = y2;
1351	}
1352
1353	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1354	{
1355	/* Do we need this to access mParent? I presume that the safe VM pointer
1356	* ensures that mpDrv will remain valid. */
1357	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1358	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1359	& ~fCapabilitiesRemoved;
1360
1361	Console::SafeVMPtr ptrVM(mParent);
1362	if (!ptrVM.isOk())
1363	return ptrVM.rc();
1364	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1365	return S_OK;
1366	CHECK_CONSOLE_DRV(mpDrv);
1367	alock.release(); /* Release before calling up for lock order reasons. */
1368	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1369	mfHostCursorCapabilities = fHostCursorCapabilities;
1370	return S_OK;
1371	}
1372
1373	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1374	{
1375	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1376	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1377	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1378	xAdj = RT_MIN(xAdj, cxInputMapping);
1379	yAdj = RT_MIN(yAdj, cyInputMapping);
1380
1381	Console::SafeVMPtr ptrVM(mParent);
1382	if (!ptrVM.isOk())
1383	return ptrVM.rc();
1384	CHECK_CONSOLE_DRV(mpDrv);
1385	alock.release(); /* Release before calling up for lock order reasons. */
1386	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1387	return S_OK;
1388	}
1389
1390	static bool displayIntersectRect(RTRECT *prectResult,
1391	const RTRECT *prect1,
1392	const RTRECT *prect2)
1393	{
1394	/* Initialize result to an empty record. */
1395	memset(prectResult, 0, sizeof(RTRECT));
1396
1397	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1398	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1399
1400	if (xLeftResult < xRightResult)
1401	{
1402	/* There is intersection by X. */
1403
1404	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1405	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1406
1407	if (yTopResult < yBottomResult)
1408	{
1409	/* There is intersection by Y. */
1410
1411	prectResult->xLeft = xLeftResult;
1412	prectResult->yTop = yTopResult;
1413	prectResult->xRight = xRightResult;
1414	prectResult->yBottom = yBottomResult;
1415
1416	return true;
1417	}
1418	}
1419
1420	return false;
1421	}
1422
1423	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1424	{
1425	RTRECT *pRectVisibleRegion = NULL;
1426
1427	if (pRect == mpRectVisibleRegion)
1428	return VINF_SUCCESS;
1429	if (cRect != 0)
1430	{
1431	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1432	if (!pRectVisibleRegion)
1433	{
1434	return VERR_NO_MEMORY;
1435	}
1436	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1437	}
1438	if (mpRectVisibleRegion)
1439	RTMemFree(mpRectVisibleRegion);
1440	mcRectVisibleRegion = cRect;
1441	mpRectVisibleRegion = pRectVisibleRegion;
1442	return VINF_SUCCESS;
1443	}
1444
1445	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1446	{
1447	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1448	* sizeof(RTRECT));
1449	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1450	if (!pVisibleRegion)
1451	{
1452	return VERR_NO_TMP_MEMORY;
1453	}
1454	int rc = i_saveVisibleRegion(cRect, pRect);
1455	if (RT_FAILURE(rc))
1456	{
1457	RTMemTmpFree(pVisibleRegion);
1458	return rc;
1459	}
1460
1461	unsigned uScreenId;
1462	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1463	{
1464	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1465
1466	if ( !pFBInfo->pFramebuffer.isNull()
1467	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1468	{
1469	/* Prepare a new array of rectangles which intersect with the framebuffer.
1470	*/
1471	RTRECT rectFramebuffer;
1472	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1473	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1474	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1475	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1476
1477	uint32_t cRectVisibleRegion = 0;
1478
1479	uint32_t i;
1480	for (i = 0; i < cRect; i++)
1481	{
1482	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1483	{
1484	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1485	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1486	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1487	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1488
1489	cRectVisibleRegion++;
1490	}
1491	}
1492	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1493	}
1494	}
1495
1496	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1497	VMMDev *vmmDev = mParent->i_getVMMDev();
1498	if (mfIsCr3DEnabled && vmmDev)
1499	{
1500	if (mhCrOglSvc)
1501	{
1502	VBOXCRCMDCTL_HGCM *pCtl;
1503	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1504	if (pCtl)
1505	{
1506	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1507	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1508
1509	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1510	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1511
1512	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1513	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1514	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1515
1516	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1517	if (!RT_SUCCESS(rc))
1518	{
1519	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1520	RTMemFree(pCtl);
1521	}
1522	}
1523	else
1524	AssertMsgFailed(("failed to allocate rects memory\n"));
1525	}
1526	else
1527	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1528	}
1529	#endif
1530
1531	RTMemTmpFree(pVisibleRegion);
1532
1533	return VINF_SUCCESS;
1534	}
1535
1536	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1537	{
1538	/// @todo Currently not used by the guest and is not implemented in
1539	/// framebuffers. Remove?
1540	RT_NOREF(pcRects, paRects);
1541	return VERR_NOT_SUPPORTED;
1542	}
1543
1544	#ifdef VBOX_WITH_HGSMI
1545	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1546	uint32_t fu32SupportedOrders,
1547	bool fVideoAccelVRDP,
1548	DISPLAYFBINFO *pFBInfo)
1549	{
1550	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1551
1552	if (pFBInfo->pVBVAHostFlags)
1553	{
1554	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1555
1556	if (pFBInfo->fVBVAEnabled)
1557	{
1558	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1559
1560	if (fVideoAccelVRDP)
1561	{
1562	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1563	}
1564	}
1565
1566	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1567	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1568
1569	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1570	}
1571	}
1572
1573	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1574	bool fVideoAccelVRDP,
1575	DISPLAYFBINFO *paFBInfos,
1576	unsigned cFBInfos)
1577	{
1578	unsigned uScreenId;
1579
1580	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1581	{
1582	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1583	}
1584	}
1585	#endif /* VBOX_WITH_HGSMI */
1586
1587	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1588	{
1589	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1590	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1591	if (RT_SUCCESS(rc))
1592	{
1593	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1594	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1595	}
1596	LogFlowFunc(("leave %Rrc\n", rc));
1597	return rc;
1598	}
1599
1600	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1601	{
1602	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1603	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1604	if (RT_SUCCESS(rc))
1605	{
1606	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1607	videoAccelLeaveVGA(&mVideoAccelLegacy);
1608	}
1609	LogFlowFunc(("leave %Rrc\n", rc));
1610	return rc;
1611	}
1612
1613	void Display::VideoAccelFlushVMMDev(void)
1614	{
1615	LogFlowFunc(("enter\n"));
1616	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1617	if (RT_SUCCESS(rc))
1618	{
1619	i_VideoAccelFlush(mpDrv->pUpPort);
1620	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1621	}
1622	LogFlowFunc(("leave\n"));
1623	}
1624
1625	/* Called always by one VRDP server thread. Can be thread-unsafe.
1626	*/
1627	void Display::i_VideoAccelVRDP(bool fEnable)
1628	{
1629	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1630
1631	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1632
1633	int c = fEnable?
1634	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1635	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1636
1637	Assert (c >= 0);
1638
1639	/* This can run concurrently with Display videoaccel state change. */
1640	RTCritSectEnter(&mVideoAccelLock);
1641
1642	if (c == 0)
1643	{
1644	/* The last client has disconnected, and the accel can be
1645	* disabled.
1646	*/
1647	Assert(fEnable == false);
1648
1649	mfVideoAccelVRDP = false;
1650	mfu32SupportedOrders = 0;
1651
1652	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1653	maFramebuffers, mcMonitors);
1654	#ifdef VBOX_WITH_HGSMI
1655	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1656	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1657	#endif /* VBOX_WITH_HGSMI */
1658
1659	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1660	}
1661	else if ( c == 1
1662	&& !mfVideoAccelVRDP)
1663	{
1664	/* The first client has connected. Enable the accel.
1665	*/
1666	Assert(fEnable == true);
1667
1668	mfVideoAccelVRDP = true;
1669	/* Supporting all orders. */
1670	mfu32SupportedOrders = UINT32_MAX;
1671
1672	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1673	maFramebuffers, mcMonitors);
1674	#ifdef VBOX_WITH_HGSMI
1675	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1676	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1677	#endif /* VBOX_WITH_HGSMI */
1678
1679	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1680	}
1681	else
1682	{
1683	/* A client is connected or disconnected but there is no change in the
1684	* accel state. It remains enabled.
1685	*/
1686	Assert(mfVideoAccelVRDP == true);
1687	}
1688
1689	RTCritSectLeave(&mVideoAccelLock);
1690	}
1691
1692	void Display::i_notifyPowerDown(void)
1693	{
1694	LogRelFlowFunc(("\n"));
1695
1696	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1697
1698	/* Source bitmaps are not available anymore. */
1699	mfSourceBitmapEnabled = false;
1700
1701	alock.release();
1702
1703	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1704	unsigned uScreenId = mcMonitors;
1705	while (uScreenId > 0)
1706	{
1707	--uScreenId;
1708
1709	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1710	if (!pFBInfo->fDisabled)
1711	{
1712	i_handleDisplayResize(uScreenId, 32,
1713	pFBInfo->pu8FramebufferVRAM,
1714	pFBInfo->u32LineSize,
1715	pFBInfo->w,
1716	pFBInfo->h,
1717	pFBInfo->flags,
1718	pFBInfo->xOrigin,
1719	pFBInfo->yOrigin,
1720	false);
1721	}
1722	}
1723	}
1724
1725	// Wrapped IDisplay methods
1726	/////////////////////////////////////////////////////////////////////////////
1727	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1728	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1729	{
1730	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1731
1732	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1733
1734	if (aScreenId >= mcMonitors)
1735	return E_INVALIDARG;
1736
1737	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1738
1739	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1740
1741	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1742	guestMonitorStatus = GuestMonitorStatus_Disabled;
1743	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1744	guestMonitorStatus = GuestMonitorStatus_Blank;
1745
1746	if (aWidth)
1747	*aWidth = pFBInfo->w;
1748	if (aHeight)
1749	*aHeight = pFBInfo->h;
1750	if (aBitsPerPixel)
1751	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1752	if (aXOrigin)
1753	*aXOrigin = pFBInfo->xOrigin;
1754	if (aYOrigin)
1755	*aYOrigin = pFBInfo->yOrigin;
1756	if (aGuestMonitorStatus)
1757	*aGuestMonitorStatus = guestMonitorStatus;
1758
1759	return S_OK;
1760	}
1761
1762
1763	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1764	{
1765	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1766
1767	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1768
1769	if (aScreenId >= mcMonitors)
1770	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1771	aScreenId, mcMonitors);
1772
1773	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1774	if (!pFBInfo->pFramebuffer.isNull())
1775	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1776	aScreenId);
1777
1778	pFBInfo->pFramebuffer = aFramebuffer;
1779	pFBInfo->framebufferId.create();
1780	aId = pFBInfo->framebufferId;
1781
1782	SafeArray<FramebufferCapabilities_T> caps;
1783	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1784	pFBInfo->u32Caps = 0;
1785	size_t i;
1786	for (i = 0; i < caps.size(); ++i)
1787	pFBInfo->u32Caps \|= caps[i];
1788
1789	alock.release();
1790
1791	/* The driver might not have been constructed yet */
1792	if (mpDrv)
1793	{
1794	/* Inform the framebuffer about the actual screen size. */
1795	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1796	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1797
1798	/* Re-send the seamless rectangles if necessary. */
1799	if (mfSeamlessEnabled)
1800	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1801	}
1802
1803	Console::SafeVMPtrQuiet ptrVM(mParent);
1804	if (ptrVM.isOk())
1805	{
1806	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1807	if (mfIsCr3DEnabled)
1808	{
1809	VBOXCRCMDCTL_HGCM data;
1810	RT_ZERO(data);
1811	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1812	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1813
1814	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1815	data.aParms[0].u.uint32 = aScreenId;
1816
1817	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1818	AssertRC(vrc);
1819	}
1820	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1821
1822	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1823	3, this, aScreenId, false);
1824	}
1825
1826	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1827	return S_OK;
1828	}
1829
1830	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1831	{
1832	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1833
1834	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1835
1836	if (aScreenId >= mcMonitors)
1837	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1838	aScreenId, mcMonitors);
1839
1840	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1841
1842	if (pFBInfo->framebufferId != aId)
1843	{
1844	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1845	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1846	}
1847
1848	pFBInfo->pFramebuffer.setNull();
1849	pFBInfo->framebufferId.clear();
1850
1851	alock.release();
1852
1853	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1854	Console::SafeVMPtrQuiet ptrVM(mParent);
1855	if (ptrVM.isOk())
1856	{
1857	if (mfIsCr3DEnabled)
1858	{
1859	VBOXCRCMDCTL_HGCM data;
1860	RT_ZERO(data);
1861	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1862	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1863
1864	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1865	data.aParms[0].u.uint32 = aScreenId;
1866
1867	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1868	AssertRC(vrc);
1869	}
1870	}
1871	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1872
1873	return S_OK;
1874	}
1875
1876	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1877	{
1878	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1879
1880	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1881
1882	if (aScreenId >= mcMonitors)
1883	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1884	aScreenId, mcMonitors);
1885
1886	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1887
1888	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1889
1890	return S_OK;
1891	}
1892
1893	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1894	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1895	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1896	{
1897	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1898	{
1899	/* Some of parameters must not change. Query current mode. */
1900	ULONG ulWidth = 0;
1901	ULONG ulHeight = 0;
1902	ULONG ulBitsPerPixel = 0;
1903	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1904	if (FAILED(hr))
1905	return hr;
1906
1907	/* Assign current values to not changing parameters. */
1908	if (aWidth == 0)
1909	aWidth = ulWidth;
1910	if (aHeight == 0)
1911	aHeight = ulHeight;
1912	if (aBitsPerPixel == 0)
1913	aBitsPerPixel = ulBitsPerPixel;
1914	}
1915
1916	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1917
1918	if (aDisplay >= mcMonitors)
1919	return E_INVALIDARG;
1920
1921	CHECK_CONSOLE_DRV(mpDrv);
1922
1923	/*
1924	* It is up to the guest to decide whether the hint is
1925	* valid. Therefore don't do any VRAM sanity checks here.
1926	*/
1927
1928	/* Have to release the lock because the pfnRequestDisplayChange
1929	* will call EMT. */
1930	alock.release();
1931
1932	/* We always send the hint to the graphics card in case the guest enables
1933	* support later. For now we notify exactly when support is enabled. */
1934	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1935	aBitsPerPixel, aDisplay,
1936	aChangeOrigin ? aOriginX : ~0,
1937	aChangeOrigin ? aOriginY : ~0,
1938	RT_BOOL(aEnabled),
1939	mfGuestVBVACapabilities
1940	& VBVACAPS_VIDEO_MODE_HINTS);
1941	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1942	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1943	{
1944	mParent->i_sendACPIMonitorHotPlugEvent();
1945	}
1946
1947	/* We currently never suppress the VMMDev hint if the guest has requested
1948	* it. Specifically the video graphics driver may not be responsible for
1949	* screen positioning in the guest virtual desktop, and the component
1950	* responsible may want to get the hint from VMMDev. */
1951	VMMDev *pVMMDev = mParent->i_getVMMDev();
1952	if (pVMMDev)
1953	{
1954	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1955	if (pVMMDevPort)
1956	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1957	aDisplay, aOriginX, aOriginY,
1958	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1959	}
1960	return S_OK;
1961	}
1962
1963	HRESULT Display::setSeamlessMode(BOOL enabled)
1964	{
1965	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1966
1967	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1968	alock.release();
1969
1970	VMMDev *pVMMDev = mParent->i_getVMMDev();
1971	if (pVMMDev)
1972	{
1973	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1974	if (pVMMDevPort)
1975	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1976	}
1977	mfSeamlessEnabled = RT_BOOL(enabled);
1978
1979	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1980	if (!enabled)
1981	{
1982	VMMDev *vmmDev = mParent->i_getVMMDev();
1983	if (mfIsCr3DEnabled && vmmDev)
1984	{
1985	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1986	if (!pData)
1987	{
1988	AssertMsgFailed(("RTMemAlloc failed\n"));
1989	return VERR_NO_MEMORY;
1990	}
1991
1992	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1993	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1994
1995	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1996	pData->aParms[0].u.pointer.addr = NULL;
1997	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1998
1999	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
2000	if (!RT_SUCCESS(rc))
2001	{
2002	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2003	RTMemFree(pData);
2004	}
2005	}
2006	}
2007	#endif
2008	return S_OK;
2009	}
2010
2011	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2012	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2013	uint32_t u32Width, uint32_t u32Height)
2014	{
2015	if ( pDisplay->mfIsCr3DEnabled
2016	&& pDisplay->mCrOglCallbacks.pfnHasData
2017	&& pDisplay->mCrOglCallbacks.pfnHasData())
2018	{
2019	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2020	if (pVMMDev)
2021	{
2022	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2023	if (pScreenshot)
2024	{
2025	/* screen id or CRSCREEN_ALL to specify all enabled */
2026	pScreenshot->u32Screen = aScreenId;
2027	pScreenshot->u32Width = u32Width;
2028	pScreenshot->u32Height = u32Height;
2029	pScreenshot->u32Pitch = u32Width * 4;
2030	pScreenshot->pvBuffer = pbData;
2031	pScreenshot->pvContext = NULL;
2032	pScreenshot->pfnScreenshotBegin = NULL;
2033	pScreenshot->pfnScreenshotPerform = NULL;
2034	pScreenshot->pfnScreenshotEnd = NULL;
2035
2036	VBOXCRCMDCTL_HGCM data;
2037	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2038	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2039
2040	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2041	data.aParms[0].u.pointer.addr = pScreenshot;
2042	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2043
2044	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2045
2046	RTMemFree(pScreenshot);
2047
2048	if (RT_SUCCESS(rc))
2049	return TRUE;
2050	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2051	/* fall back to the non-3d mechanism */
2052	}
2053	}
2054	}
2055	return FALSE;
2056	}
2057	#endif
2058
2059	/* static */
2060	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2061	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2062	{
2063	int rc;
2064	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2065	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2066	{
2067	if (pDisplay->mpDrv)
2068	{
2069	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2070	*pfMemFree = false;
2071	}
2072	else
2073	{
2074	/* No image. */
2075	*ppbData = NULL;
2076	*pcbData = 0;
2077	*pcx = 0;
2078	*pcy = 0;
2079	*pfMemFree = true;
2080	rc = VINF_SUCCESS;
2081	}
2082	}
2083	else if (aScreenId < pDisplay->mcMonitors)
2084	{
2085	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2086
2087	uint32_t width = pFBInfo->w;
2088	uint32_t height = pFBInfo->h;
2089
2090	/* Allocate 32 bit per pixel bitmap. */
2091	size_t cbRequired = width * 4 * height;
2092
2093	if (cbRequired)
2094	{
2095	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2096	if (pbDst != NULL)
2097	{
2098	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2099	{
2100	/* Copy guest VRAM to the allocated 32bpp buffer. */
2101	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2102	int32_t xSrc = 0;
2103	int32_t ySrc = 0;
2104	uint32_t u32SrcWidth = width;
2105	uint32_t u32SrcHeight = height;
2106	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2107	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2108
2109	int32_t xDst = 0;
2110	int32_t yDst = 0;
2111	uint32_t u32DstWidth = u32SrcWidth;
2112	uint32_t u32DstHeight = u32SrcHeight;
2113	uint32_t u32DstLineSize = u32DstWidth * 4;
2114	uint32_t u32DstBitsPerPixel = 32;
2115
2116	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2117	width, height,
2118	pu8Src,
2119	xSrc, ySrc,
2120	u32SrcWidth, u32SrcHeight,
2121	u32SrcLineSize, u32SrcBitsPerPixel,
2122	pbDst,
2123	xDst, yDst,
2124	u32DstWidth, u32DstHeight,
2125	u32DstLineSize, u32DstBitsPerPixel);
2126	}
2127	else
2128	{
2129	memset(pbDst, 0, cbRequired);
2130	rc = VINF_SUCCESS;
2131	}
2132	if (RT_SUCCESS(rc))
2133	{
2134	*ppbData = pbDst;
2135	*pcbData = cbRequired;
2136	*pcx = width;
2137	*pcy = height;
2138	*pfMemFree = true;
2139	}
2140	else
2141	{
2142	RTMemFree(pbDst);
2143
2144	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2145	if ( rc == VERR_INVALID_STATE
2146	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2147	{
2148	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2149	*pfMemFree = false;
2150	}
2151	}
2152	}
2153	else
2154	rc = VERR_NO_MEMORY;
2155	}
2156	else
2157	{
2158	/* No image. */
2159	*ppbData = NULL;
2160	*pcbData = 0;
2161	*pcx = 0;
2162	*pcy = 0;
2163	*pfMemFree = true;
2164	rc = VINF_SUCCESS;
2165	}
2166	}
2167	else
2168	rc = VERR_INVALID_PARAMETER;
2169	return rc;
2170	}
2171
2172	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2173	BYTE *address, ULONG width, ULONG height)
2174	{
2175	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2176	/*
2177	* CrOgl screenshot hook/hack.
2178	*/
2179	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2180	return VINF_SUCCESS;
2181	#endif
2182
2183	uint8_t *pbData = NULL;
2184	size_t cbData = 0;
2185	uint32_t cx = 0;
2186	uint32_t cy = 0;
2187	bool fFreeMem = false;
2188	int vrc = VINF_SUCCESS;
2189
2190	int cRetries = 5;
2191	while (cRetries-- > 0)
2192	{
2193	/* Note! Not sure if the priority call is such a good idea here, but
2194	it would be nice to have an accurate screenshot for the bug
2195	report if the VM deadlocks. */
2196	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2197	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2198	if (vrc != VERR_TRY_AGAIN)
2199	{
2200	break;
2201	}
2202
2203	RTThreadSleep(10);
2204	}
2205
2206	if (RT_SUCCESS(vrc) && pbData)
2207	{
2208	if (cx == width && cy == height)
2209	{
2210	/* No scaling required. */
2211	memcpy(address, pbData, cbData);
2212	}
2213	else
2214	{
2215	/* Scale. */
2216	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2217
2218	uint8_t *dst = address;
2219	uint8_t *src = pbData;
2220	int dstW = width;
2221	int dstH = height;
2222	int srcW = cx;
2223	int srcH = cy;
2224	int iDeltaLine = cx * 4;
2225
2226	BitmapScale32(dst,
2227	dstW, dstH,
2228	src,
2229	iDeltaLine,
2230	srcW, srcH);
2231	}
2232
2233	if (fFreeMem)
2234	RTMemFree(pbData);
2235	else
2236	{
2237	/* This can be called from any thread. */
2238	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2239	}
2240	}
2241
2242	return vrc;
2243	}
2244
2245	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2246	BYTE *aAddress,
2247	ULONG aWidth,
2248	ULONG aHeight,
2249	BitmapFormat_T aBitmapFormat,
2250	ULONG *pcbOut)
2251	{
2252	HRESULT rc = S_OK;
2253
2254	/* Do not allow too small and too large screenshots. This also filters out negative
2255	* values passed as either 'aWidth' or 'aHeight'.
2256	*/
2257	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2258	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2259
2260	if ( aBitmapFormat != BitmapFormat_BGR0
2261	&& aBitmapFormat != BitmapFormat_BGRA
2262	&& aBitmapFormat != BitmapFormat_RGBA
2263	&& aBitmapFormat != BitmapFormat_PNG)
2264	{
2265	return setError(E_NOTIMPL,
2266	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2267	}
2268
2269	Console::SafeVMPtr ptrVM(mParent);
2270	if (!ptrVM.isOk())
2271	return ptrVM.rc();
2272
2273	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2274
2275	if (RT_SUCCESS(vrc))
2276	{
2277	const size_t cbData = aWidth * 4 * aHeight;
2278
2279	/* Most of uncompressed formats. */
2280	*pcbOut = (ULONG)cbData;
2281
2282	if (aBitmapFormat == BitmapFormat_BGR0)
2283	{
2284	/* Do nothing. */
2285	}
2286	else if (aBitmapFormat == BitmapFormat_BGRA)
2287	{
2288	uint32_t pu32 = (uint32_t )aAddress;
2289	size_t cPixels = aWidth * aHeight;
2290	while (cPixels--)
2291	{
2292	*pu32++ \|= UINT32_C(0xFF000000);
2293	}
2294	}
2295	else if (aBitmapFormat == BitmapFormat_RGBA)
2296	{
2297	uint8_t *pu8 = aAddress;
2298	size_t cPixels = aWidth * aHeight;
2299	while (cPixels--)
2300	{
2301	uint8_t u8 = pu8[0];
2302	pu8[0] = pu8[2];
2303	pu8[2] = u8;
2304	pu8[3] = 0xFF;
2305
2306	pu8 += 4;
2307	}
2308	}
2309	else if (aBitmapFormat == BitmapFormat_PNG)
2310	{
2311	uint8_t *pu8PNG = NULL;
2312	uint32_t cbPNG = 0;
2313	uint32_t cxPNG = 0;
2314	uint32_t cyPNG = 0;
2315
2316	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2317	if (RT_SUCCESS(vrc))
2318	{
2319	if (cbPNG <= cbData)
2320	{
2321	memcpy(aAddress, pu8PNG, cbPNG);
2322	*pcbOut = cbPNG;
2323	}
2324	else
2325	{
2326	rc = setError(E_FAIL,
2327	tr("PNG is larger than 32bpp bitmap"));
2328	}
2329	}
2330	else
2331	{
2332	rc = setError(VBOX_E_IPRT_ERROR,
2333	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2334	}
2335	RTMemFree(pu8PNG);
2336	}
2337	}
2338	else if (vrc == VERR_TRY_AGAIN)
2339	rc = setError(E_UNEXPECTED,
2340	tr("Screenshot is not available at this time"));
2341	else if (RT_FAILURE(vrc))
2342	rc = setError(VBOX_E_IPRT_ERROR,
2343	tr("Could not take a screenshot (%Rrc)"), vrc);
2344
2345	return rc;
2346	}
2347
2348	HRESULT Display::takeScreenShot(ULONG aScreenId,
2349	BYTE *aAddress,
2350	ULONG aWidth,
2351	ULONG aHeight,
2352	BitmapFormat_T aBitmapFormat)
2353	{
2354	HRESULT rc = S_OK;
2355
2356	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2357	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2358
2359	ULONG cbOut = 0;
2360	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2361	NOREF(cbOut);
2362
2363	LogRelFlowFunc(("%Rhrc\n", rc));
2364	return rc;
2365	}
2366
2367	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2368	ULONG aWidth,
2369	ULONG aHeight,
2370	BitmapFormat_T aBitmapFormat,
2371	std::vector<BYTE> &aScreenData)
2372	{
2373	HRESULT rc = S_OK;
2374
2375	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2376	aScreenId, aWidth, aHeight, aBitmapFormat));
2377
2378	/* Do not allow too small and too large screenshots. This also filters out negative
2379	* values passed as either 'aWidth' or 'aHeight'.
2380	*/
2381	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2382	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2383
2384	const size_t cbData = aWidth * 4 * aHeight;
2385	aScreenData.resize(cbData);
2386
2387	ULONG cbOut = 0;
2388	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2389	if (FAILED(rc))
2390	cbOut = 0;
2391
2392	aScreenData.resize(cbOut);
2393
2394	LogRelFlowFunc(("%Rhrc\n", rc));
2395	return rc;
2396	}
2397
2398	#ifdef VBOX_WITH_VIDEOREC
2399	/**
2400	* Returns the currently enabled video capturing features.
2401	*
2402	* @returns Enables video capturing features.
2403	*/
2404	VIDEORECFEATURES Display::i_videoRecGetEnabled(void)
2405	{
2406	return VideoRecGetEnabled(&mVideoRecCfg);
2407	}
2408
2409	/**
2410	* Returns whether video capturing is currently is active or not.
2411	*
2412	* @returns True if video capturing is active, false if not.
2413	*/
2414	bool Display::i_videoRecStarted(void)
2415	{
2416	return VideoRecIsActive(mpVideoRecCtx);
2417	}
2418
2419	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2420	/**
2421	* Configures the video recording audio driver in CFGM.
2422	*
2423	* @returns VBox status code.
2424	* @param strDevice The PDM device name.
2425	* @param uInstance The PDM device instance.
2426	* @param uLUN The PDM LUN number of the driver.
2427	* @param fAttach Whether to attach or detach the driver configuration to CFGM.
2428	*
2429	* @thread EMT
2430	*/
2431	int Display::i_videoRecConfigureAudioDriver(const Utf8Str& strDevice,
2432	unsigned uInstance,
2433	unsigned uLUN,
2434	bool fAttach)
2435	{
2436	if (strDevice.isEmpty()) /* No audio device configured. Bail out. */
2437	return VINF_SUCCESS;
2438
2439	AssertPtr(mParent);
2440
2441	ComPtr<IMachine> pMachine = mParent->i_machine();
2442	Assert(pMachine.isNotNull());
2443
2444	Console::SafeVMPtr ptrVM(mParent);
2445	Assert(ptrVM.isOk());
2446
2447	PUVM pUVM = ptrVM.rawUVM();
2448	AssertPtr(pUVM);
2449
2450	PCFGMNODE pRoot = CFGMR3GetRootU(pUVM);
2451	AssertPtr(pRoot);
2452	PCFGMNODE pDev0 = CFGMR3GetChildF(pRoot, "Devices/%s/%u/", strDevice.c_str(), uInstance);
2453	AssertPtr(pDev0);
2454
2455	PCFGMNODE pDevLun = CFGMR3GetChildF(pDev0, "LUN#%u/", uLUN);
2456
2457	if (fAttach)
2458	{
2459	if (!pDevLun)
2460	{
2461	LogRel2(("VideoRec: Attaching audio driver\n"));
2462
2463	PCFGMNODE pLunL0;
2464	CFGMR3InsertNodeF(pDev0, &pLunL0, "LUN#%RU8", uLUN);
2465	CFGMR3InsertString(pLunL0, "Driver", "AUDIO");
2466
2467	PCFGMNODE pCfg;
2468	CFGMR3InsertNode(pLunL0, "Config", &pCfg);
2469	CFGMR3InsertString (pCfg, "DriverName", "AudioVideoRec");
2470	CFGMR3InsertInteger(pCfg, "InputEnabled", 0);
2471	CFGMR3InsertInteger(pCfg, "OutputEnabled", 1);
2472
2473	PCFGMNODE pLunL1;
2474	CFGMR3InsertNode(pLunL0, "AttachedDriver", &pLunL1);
2475	CFGMR3InsertString(pLunL1, "Driver", "AudioVideoRec");
2476
2477	CFGMR3InsertNode(pLunL1, "Config", &pCfg);
2478	CFGMR3InsertInteger(pCfg, "Object", (uintptr_t)mParent->i_getAudioVideoRec());
2479	CFGMR3InsertInteger(pCfg, "ObjectConsole", (uintptr_t)mParent /* Console */);
2480	}
2481	}
2482	else /* Detach */
2483	{
2484	if (pDevLun)
2485	{
2486	LogRel2(("VideoRec: Detaching audio driver\n"));
2487	CFGMR3RemoveNode(pDevLun);
2488	}
2489	}
2490
2491	return VINF_SUCCESS;
2492	}
2493	#endif
2494
2495	/**
2496	* Configures video capturing (via CFGM) and attaches / detaches the associated driver.
2497	* Currently this only is the audio driver (if available).
2498	*
2499	* @returns IPRT status code.
2500	* @param pThis Display instance to configure video capturing for.
2501	* @param pCfg Where to store the configuration into.
2502	* @param fAttachDetach Whether to attach/detach associated drivers or not.
2503	* @param puLUN On input, this defines the LUN to which the audio driver shall be assigned to.
2504	* On output, this returns the LUN the audio driver was assigned to.
2505	*/
2506	/* static */
2507	DECLCALLBACK(int) Display::i_videoRecConfigure(Display pThis, PVIDEORECCFG pCfg, bool fAttachDetach, unsigned puLUN)
2508	{
2509	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
2510	AssertPtrReturn(pCfg, VERR_INVALID_POINTER);
2511	AssertPtrReturn(puLUN, VERR_INVALID_POINTER);
2512
2513	AssertPtr(pThis->mParent);
2514	ComPtr<IMachine> pMachine = pThis->mParent->i_machine();
2515	Assert(pMachine.isNotNull());
2516
2517	pCfg->enmDst = VIDEORECDEST_FILE; /** @todo Make this configurable once we have more variations. */
2518
2519	/*
2520	* Cache parameters from API.
2521	*/
2522	BOOL fEnabled;
2523	HRESULT rc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
2524	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2525	pCfg->fEnabled = RT_BOOL(fEnabled);
2526
2527	com::SafeArray<BOOL> aScreens;
2528	rc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(aScreens));
2529	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2530
2531	pCfg->aScreens.resize(aScreens.size());
2532	for (size_t i = 0; i < aScreens.size(); ++i)
2533	pCfg->aScreens[i] = aScreens[i];
2534
2535	rc = pMachine->COMGETTER(VideoCaptureWidth)((ULONG *)&pCfg->Video.uWidth);
2536	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2537	rc = pMachine->COMGETTER(VideoCaptureHeight)((ULONG *)&pCfg->Video.uHeight);
2538	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2539	rc = pMachine->COMGETTER(VideoCaptureRate)((ULONG *)&pCfg->Video.uRate);
2540	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2541	rc = pMachine->COMGETTER(VideoCaptureFPS)((ULONG *)&pCfg->Video.uFPS);
2542	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2543	rc = pMachine->COMGETTER(VideoCaptureFile)(pCfg->File.strName.asOutParam());
2544	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2545	rc = pMachine->COMGETTER(VideoCaptureMaxFileSize)((ULONG *)&pCfg->File.uMaxSizeMB);
2546	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2547	rc = pMachine->COMGETTER(VideoCaptureMaxTime)((ULONG *)&pCfg->uMaxTimeS);
2548	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2549	BSTR bstrOptions;
2550	rc = pMachine->COMGETTER(VideoCaptureOptions)(&bstrOptions);
2551	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2552
2553	/*
2554	* Set sensible defaults.
2555	*/
2556	pCfg->Video.fEnabled = pCfg->fEnabled;
2557
2558	if (!pCfg->Video.uFPS) /* Prevent division by zero. */
2559	pCfg->Video.uFPS = 15;
2560
2561	#ifdef VBOX_WITH_LIBVPX
2562	pCfg->Video.Codec.VPX.uEncoderDeadline = 1000000 / pCfg->Video.uFPS;
2563	#endif
2564
2565	/* Note: Audio support is considered as being experimental, thus it's disabled by default.
2566	* There be dragons! */
2567	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2568	pCfg->Audio.fEnabled = false;
2569	/* By default we use 48kHz, 16-bit, stereo for the audio track. */
2570	pCfg->Audio.uHz = 48000;
2571	pCfg->Audio.cBits = 16;
2572	pCfg->Audio.cChannels = 2;
2573	#endif
2574
2575	/*
2576	* Parse options string.
2577	*/
2578	com::Utf8Str strOptions(bstrOptions);
2579	size_t pos = 0;
2580	com::Utf8Str key, value;
2581	while ((pos = strOptions.parseKeyValue(key, value, pos)) != com::Utf8Str::npos)
2582	{
2583	if (key.compare("vc_quality", Utf8Str::CaseInsensitive) == 0)
2584	{
2585	#ifdef VBOX_WITH_LIBVPX
2586	if (value.compare("realtime", Utf8Str::CaseInsensitive) == 0)
2587	pCfg->Video.Codec.VPX.uEncoderDeadline = VPX_DL_REALTIME;
2588	else if (value.compare("good", Utf8Str::CaseInsensitive) == 0)
2589	pCfg->Video.Codec.VPX.uEncoderDeadline = 1000000 / pCfg->Video.uFPS;
2590	else if (value.compare("best", Utf8Str::CaseInsensitive) == 0)
2591	pCfg->Video.Codec.VPX.uEncoderDeadline = VPX_DL_BEST_QUALITY;
2592	else
2593	{
2594	LogRel(("VideoRec: Setting quality deadline to '%s'\n", value.c_str()));
2595	pCfg->Video.Codec.VPX.uEncoderDeadline = value.toUInt32();
2596	#endif
2597	}
2598	}
2599	else if (key.compare("vc_enabled", Utf8Str::CaseInsensitive) == 0)
2600	{
2601	if (value.compare("false", Utf8Str::CaseInsensitive) == 0)
2602	{
2603	pCfg->Video.fEnabled = false;
2604	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2605	LogRel(("VideoRec: Only audio will be recorded\n"));
2606	#endif
2607	}
2608	}
2609	else if (key.compare("ac_enabled", Utf8Str::CaseInsensitive) == 0)
2610	{
2611	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2612	if (value.compare("true", Utf8Str::CaseInsensitive) == 0)
2613	{
2614	pCfg->Audio.fEnabled = true;
2615
2616	}
2617	else
2618	LogRel(("VideoRec: Only video will be recorded\n"));
2619	#endif
2620	}
2621	else if (key.compare("ac_profile", Utf8Str::CaseInsensitive) == 0)
2622	{
2623	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2624	if (value.compare("low", Utf8Str::CaseInsensitive) == 0)
2625	{
2626	pCfg->Audio.uHz = 8000;
2627	pCfg->Audio.cBits = 16;
2628	pCfg->Audio.cChannels = 1;
2629	}
2630	else if (value.startsWith("med" /* "med[ium]" */, Utf8Str::CaseInsensitive) == 0)
2631	{
2632	pCfg->Audio.uHz = 22050;
2633	pCfg->Audio.cBits = 16;
2634	pCfg->Audio.cChannels = 2;
2635	}
2636	else if (value.compare("high", Utf8Str::CaseInsensitive) == 0)
2637	{
2638	/* Stay with the default set above. */
2639	}
2640	#endif
2641	}
2642	else
2643	LogRel(("VideoRec: Unknown option '%s' (value '%s'), skipping\n", key.c_str(), value.c_str()));
2644
2645	} /* while */
2646
2647	unsigned uLUN = *puLUN;
2648
2649	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2650	ComPtr<IAudioAdapter> audioAdapter;
2651	rc = pMachine->COMGETTER(AudioAdapter)(audioAdapter.asOutParam());
2652	AssertComRC(rc);
2653
2654	unsigned uInstance = 0;
2655
2656	Utf8Str strAudioDev = pThis->mParent->i_getAudioAdapterDeviceName(audioAdapter);
2657	if (!strAudioDev.isEmpty())
2658	{
2659	Console::SafeVMPtr ptrVM(pThis->mParent);
2660	Assert(ptrVM.isOk());
2661
2662	/*
2663	* Configure + attach audio driver.
2664	*/
2665	int vrc2 = VINF_SUCCESS;
2666
2667	LogFunc(("Audio fAttachDetach=%RTbool, fEnabled=%RTbool\n", fAttachDetach, pCfg->Audio.fEnabled));
2668
2669	if (pCfg->Audio.fEnabled) /* Enable */
2670	{
2671	vrc2 = pThis->i_videoRecConfigureAudioDriver(strAudioDev, uInstance, uLUN, true /* fAttach */);
2672	if ( RT_SUCCESS(vrc2)
2673	&& fAttachDetach)
2674	{
2675	vrc2 = PDMR3DriverAttach(ptrVM.rawUVM(), strAudioDev.c_str(), uInstance, uLUN, 0 /* fFlags /, NULL / ppBase */);
2676	}
2677
2678	if (RT_FAILURE(vrc2))
2679	LogRel(("VideoRec: Failed to attach audio driver, rc=%Rrc\n", vrc2));
2680	}
2681	else /* Disable */
2682	{
2683	if (fAttachDetach)
2684	vrc2 = PDMR3DriverDetach(ptrVM.rawUVM(), strAudioDev.c_str(), uInstance, uLUN, "AUDIO",
2685	0 /* iOccurrence /, 0 / fFlags */);
2686
2687	if (RT_SUCCESS(vrc2))
2688	{
2689	vrc2 = pThis->i_videoRecConfigureAudioDriver(strAudioDev, uInstance, uLUN, false /* fAttach */);
2690	}
2691
2692	if (RT_FAILURE(vrc2))
2693	LogRel(("VideoRec: Failed to detach audio driver, rc=%Rrc\n", vrc2));
2694	}
2695
2696	AssertRC(vrc2);
2697	}
2698	else
2699	LogRel2(("VideoRec: No audio hardware configured, skipping to record audio\n"));
2700	#else
2701	RT_NOREF(fAttachDetach);
2702	#endif
2703
2704	/*
2705	* Invalidate screens.
2706	*/
2707	for (unsigned i = 0; i < pCfg->aScreens.size(); i++)
2708	{
2709	bool fChanged = pThis->maVideoRecEnabled[i] != RT_BOOL(pCfg->aScreens[i]);
2710
2711	pThis->maVideoRecEnabled[i] = RT_BOOL(pCfg->aScreens[i]);
2712
2713	if (fChanged && i < pThis->mcMonitors)
2714	pThis->i_videoRecScreenChanged(i);
2715
2716	}
2717
2718	if (puLUN)
2719	*puLUN = uLUN;
2720
2721	return S_OK;
2722	}
2723
2724	/**
2725	* Sends belonging audio samples to the video capturing code.
2726	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2727	*
2728	* @returns IPRT status code.
2729	* @param pvData Audio data.
2730	* @param cbData Size (in bytes) of audio data.
2731	* @param uTimestampMs Timestamp (in ms) of the audio data.
2732	*/
2733	int Display::i_videoRecSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2734	{
2735	if ( VideoRecIsActive(mpVideoRecCtx)
2736	&& VideoRecGetEnabled(&mVideoRecCfg) & VIDEORECFEATURE_AUDIO)
2737	{
2738	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2739	}
2740
2741	return VINF_SUCCESS;
2742	}
2743
2744	/**
2745	* Start video capturing. Does nothing if capturing is already active.
2746	*
2747	* @param pVideoRecCfg Video recording configuration to use.
2748	* @returns IPRT status code.
2749	*/
2750	int Display::i_videoRecStart(void)
2751	{
2752	if (VideoRecIsActive(mpVideoRecCtx))
2753	return VINF_SUCCESS;
2754
2755	int rc = VideoRecContextCreate(mcMonitors, &mVideoRecCfg, &mpVideoRecCtx);
2756	if (RT_SUCCESS(rc))
2757	{
2758	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2759	{
2760	int rc2 = VideoRecStreamInit(mpVideoRecCtx, uScreen);
2761	if (RT_SUCCESS(rc2))
2762	{
2763	i_videoRecScreenChanged(uScreen);
2764	}
2765	else
2766	LogRel(("VideoRec: Failed to initialize video recording context #%u (%Rrc)\n", uScreen, rc2));
2767
2768	if (RT_SUCCESS(rc))
2769	rc = rc2;
2770	}
2771	}
2772
2773	if (RT_FAILURE(rc))
2774	LogRel(("VideoRec: Failed to start video recording (%Rrc)\n", rc));
2775
2776	return rc;
2777	}
2778
2779	/**
2780	* Stops video capturing. Does nothing if video capturing is not active.
2781	*/
2782	void Display::i_videoRecStop(void)
2783	{
2784	if (!VideoRecIsActive(mpVideoRecCtx))
2785	return;
2786
2787	VideoRecContextDestroy(mpVideoRecCtx);
2788	mpVideoRecCtx = NULL;
2789
2790	unsigned uScreenId;
2791	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2792	i_videoRecScreenChanged(uScreenId);
2793	}
2794
2795	void Display::i_videoRecScreenChanged(unsigned uScreenId)
2796	{
2797	if ( !VideoRecIsActive(mpVideoRecCtx)
2798	\|\| !maVideoRecEnabled[uScreenId])
2799	{
2800	/* Skip recording this screen. */
2801	return;
2802	}
2803
2804	/* Get a new source bitmap which will be used by video recording code. */
2805	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2806	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2807
2808	int rc2 = RTCritSectEnter(&mVideoRecLock);
2809	if (RT_SUCCESS(rc2))
2810	{
2811	maFramebuffers[uScreenId].videoRec.pSourceBitmap = pSourceBitmap;
2812
2813	rc2 = RTCritSectLeave(&mVideoRecLock);
2814	AssertRC(rc2);
2815	}
2816	}
2817	#endif /* VBOX_WITH_VIDEOREC */
2818
2819	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2820	ULONG x, ULONG y, ULONG width, ULONG height)
2821	{
2822	int rc = VINF_SUCCESS;
2823
2824	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2825
2826	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2827	{
2828	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2829	}
2830	else if (aScreenId < pDisplay->mcMonitors)
2831	{
2832	/* Copy the bitmap to the guest VRAM. */
2833	const uint8_t *pu8Src = address;
2834	int32_t xSrc = 0;
2835	int32_t ySrc = 0;
2836	uint32_t u32SrcWidth = width;
2837	uint32_t u32SrcHeight = height;
2838	uint32_t u32SrcLineSize = width * 4;
2839	uint32_t u32SrcBitsPerPixel = 32;
2840
2841	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2842	int32_t xDst = x;
2843	int32_t yDst = y;
2844	uint32_t u32DstWidth = pFBInfo->w;
2845	uint32_t u32DstHeight = pFBInfo->h;
2846	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2847	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2848
2849	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2850	width, height,
2851	pu8Src,
2852	xSrc, ySrc,
2853	u32SrcWidth, u32SrcHeight,
2854	u32SrcLineSize, u32SrcBitsPerPixel,
2855	pu8Dst,
2856	xDst, yDst,
2857	u32DstWidth, u32DstHeight,
2858	u32DstLineSize, u32DstBitsPerPixel);
2859	if (RT_SUCCESS(rc))
2860	{
2861	if (!pFBInfo->pSourceBitmap.isNull())
2862	{
2863	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2864	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2865	*/
2866	if ( pFBInfo->fDefaultFormat
2867	&& !pFBInfo->fDisabled)
2868	{
2869	BYTE *pAddress = NULL;
2870	ULONG ulWidth = 0;
2871	ULONG ulHeight = 0;
2872	ULONG ulBitsPerPixel = 0;
2873	ULONG ulBytesPerLine = 0;
2874	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2875
2876	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2877	&ulWidth,
2878	&ulHeight,
2879	&ulBitsPerPixel,
2880	&ulBytesPerLine,
2881	&bitmapFormat);
2882	if (SUCCEEDED(hrc))
2883	{
2884	pu8Src = pFBInfo->pu8FramebufferVRAM;
2885	xSrc = x;
2886	ySrc = y;
2887	u32SrcWidth = pFBInfo->w;
2888	u32SrcHeight = pFBInfo->h;
2889	u32SrcLineSize = pFBInfo->u32LineSize;
2890	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2891
2892	/* Default format is 32 bpp. */
2893	pu8Dst = pAddress;
2894	xDst = xSrc;
2895	yDst = ySrc;
2896	u32DstWidth = u32SrcWidth;
2897	u32DstHeight = u32SrcHeight;
2898	u32DstLineSize = u32DstWidth * 4;
2899	u32DstBitsPerPixel = 32;
2900
2901	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2902	width, height,
2903	pu8Src,
2904	xSrc, ySrc,
2905	u32SrcWidth, u32SrcHeight,
2906	u32SrcLineSize, u32SrcBitsPerPixel,
2907	pu8Dst,
2908	xDst, yDst,
2909	u32DstWidth, u32DstHeight,
2910	u32DstLineSize, u32DstBitsPerPixel);
2911	}
2912	}
2913	}
2914
2915	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2916	}
2917	}
2918	else
2919	{
2920	rc = VERR_INVALID_PARAMETER;
2921	}
2922
2923	if (RT_SUCCESS(rc))
2924	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2925
2926	return rc;
2927	}
2928
2929	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2930	{
2931	/// @todo (r=dmik) this function may take too long to complete if the VM
2932	// is doing something like saving state right now. Which, in case if it
2933	// is called on the GUI thread, will make it unresponsive. We should
2934	// check the machine state here (by enclosing the check and VMRequCall
2935	// within the Console lock to make it atomic).
2936
2937	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2938	(void *)aAddress, aX, aY, aWidth, aHeight));
2939
2940	CheckComArgExpr(aWidth, aWidth != 0);
2941	CheckComArgExpr(aHeight, aHeight != 0);
2942
2943	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2944
2945	CHECK_CONSOLE_DRV(mpDrv);
2946
2947	Console::SafeVMPtr ptrVM(mParent);
2948	if (!ptrVM.isOk())
2949	return ptrVM.rc();
2950
2951	/* Release lock because the call scheduled on EMT may also try to take it. */
2952	alock.release();
2953
2954	/*
2955	* Again we're lazy and make the graphics device do all the
2956	* dirty conversion work.
2957	*/
2958	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2959	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2960
2961	/*
2962	* If the function returns not supported, we'll have to do all the
2963	* work ourselves using the framebuffer.
2964	*/
2965	HRESULT rc = S_OK;
2966	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2967	{
2968	/** @todo implement generic fallback for screen blitting. */
2969	rc = E_NOTIMPL;
2970	}
2971	else if (RT_FAILURE(rcVBox))
2972	rc = setError(VBOX_E_IPRT_ERROR,
2973	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2974	/// @todo
2975	// else
2976	// {
2977	// /* All ok. Redraw the screen. */
2978	// handleDisplayUpdate(x, y, width, height);
2979	// }
2980
2981	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2982	return rc;
2983	}
2984
2985	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2986	{
2987	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2988
2989	unsigned uScreenId;
2990	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2991	{
2992	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2993
2994	if ( !pFBInfo->fVBVAEnabled
2995	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2996	{
2997	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2998	}
2999	else
3000	{
3001	if (!pFBInfo->fDisabled)
3002	{
3003	/* Render complete VRAM screen to the framebuffer.
3004	* When framebuffer uses VRAM directly, just notify it to update.
3005	*/
3006	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
3007	{
3008	BYTE *pAddress = NULL;
3009	ULONG ulWidth = 0;
3010	ULONG ulHeight = 0;
3011	ULONG ulBitsPerPixel = 0;
3012	ULONG ulBytesPerLine = 0;
3013	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3014
3015	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3016	&ulWidth,
3017	&ulHeight,
3018	&ulBitsPerPixel,
3019	&ulBytesPerLine,
3020	&bitmapFormat);
3021	if (SUCCEEDED(hrc))
3022	{
3023	uint32_t width = pFBInfo->w;
3024	uint32_t height = pFBInfo->h;
3025
3026	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3027	int32_t xSrc = 0;
3028	int32_t ySrc = 0;
3029	uint32_t u32SrcWidth = pFBInfo->w;
3030	uint32_t u32SrcHeight = pFBInfo->h;
3031	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3032	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3033
3034	/* Default format is 32 bpp. */
3035	uint8_t *pu8Dst = pAddress;
3036	int32_t xDst = xSrc;
3037	int32_t yDst = ySrc;
3038	uint32_t u32DstWidth = u32SrcWidth;
3039	uint32_t u32DstHeight = u32SrcHeight;
3040	uint32_t u32DstLineSize = u32DstWidth * 4;
3041	uint32_t u32DstBitsPerPixel = 32;
3042
3043	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
3044	* implies resize of Framebuffer is in progress and
3045	* copyrect should not be called.
3046	*/
3047	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
3048	{
3049	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3050	width, height,
3051	pu8Src,
3052	xSrc, ySrc,
3053	u32SrcWidth, u32SrcHeight,
3054	u32SrcLineSize, u32SrcBitsPerPixel,
3055	pu8Dst,
3056	xDst, yDst,
3057	u32DstWidth, u32DstHeight,
3058	u32DstLineSize, u32DstBitsPerPixel);
3059	}
3060	}
3061	}
3062
3063	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
3064	}
3065	}
3066	if (!fUpdateAll)
3067	break;
3068	}
3069	LogRelFlowFunc(("done\n"));
3070	return VINF_SUCCESS;
3071	}
3072
3073	/**
3074	* Does a full invalidation of the VM display and instructs the VM
3075	* to update it immediately.
3076	*
3077	* @returns COM status code
3078	*/
3079
3080	HRESULT Display::invalidateAndUpdate()
3081	{
3082	LogRelFlowFunc(("\n"));
3083
3084	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3085
3086	CHECK_CONSOLE_DRV(mpDrv);
3087
3088	Console::SafeVMPtr ptrVM(mParent);
3089	if (!ptrVM.isOk())
3090	return ptrVM.rc();
3091
3092	HRESULT rc = S_OK;
3093
3094	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
3095
3096	/* Have to release the lock when calling EMT. */
3097	alock.release();
3098
3099	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3100	3, this, 0, true);
3101	alock.acquire();
3102
3103	if (RT_FAILURE(rcVBox))
3104	rc = setError(VBOX_E_IPRT_ERROR,
3105	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
3106
3107	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3108	return rc;
3109	}
3110
3111	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
3112	{
3113	LogRelFlowFunc(("\n"));
3114
3115	HRESULT rc = S_OK;
3116
3117	Console::SafeVMPtr ptrVM(mParent);
3118	if (!ptrVM.isOk())
3119	return ptrVM.rc();
3120
3121	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3122	3, this, aScreenId, false);
3123	if (RT_FAILURE(rcVBox))
3124	rc = setError(VBOX_E_IPRT_ERROR,
3125	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
3126
3127	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3128	return rc;
3129	}
3130
3131	HRESULT Display::completeVHWACommand(BYTE *aCommand)
3132	{
3133	#ifdef VBOX_WITH_VIDEOHWACCEL
3134	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
3135	return S_OK;
3136	#else
3137	return E_NOTIMPL;
3138	#endif
3139	}
3140
3141	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
3142	{
3143	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
3144
3145	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3146	if (mfIsCr3DEnabled)
3147	{
3148	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
3149	if (RT_FAILURE(rc))
3150	{
3151	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3152	pFb->pendingViewportInfo.fPending = true;
3153	pFb->pendingViewportInfo.x = aX;
3154	pFb->pendingViewportInfo.y = aY;
3155	pFb->pendingViewportInfo.width = aWidth;
3156	pFb->pendingViewportInfo.height = aHeight;
3157	}
3158	}
3159	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3160
3161	/* The driver might not have been constructed yet */
3162	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
3163	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
3164
3165	return S_OK;
3166	}
3167
3168	HRESULT Display::querySourceBitmap(ULONG aScreenId,
3169	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
3170	{
3171	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3172
3173	Console::SafeVMPtr ptrVM(mParent);
3174	if (!ptrVM.isOk())
3175	return ptrVM.rc();
3176
3177	bool fSetRenderVRAM = false;
3178	bool fInvalidate = false;
3179
3180	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3181
3182	if (aScreenId >= mcMonitors)
3183	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3184	aScreenId, mcMonitors);
3185
3186	if (!mfSourceBitmapEnabled)
3187	{
3188	aDisplaySourceBitmap = NULL;
3189	return E_FAIL;
3190	}
3191
3192	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3193
3194	/* No source bitmap for a blank guest screen. */
3195	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
3196	{
3197	aDisplaySourceBitmap = NULL;
3198	return E_FAIL;
3199	}
3200
3201	HRESULT hr = S_OK;
3202
3203	if (pFBInfo->pSourceBitmap.isNull())
3204	{
3205	/* Create a new object. */
3206	ComObjPtr<DisplaySourceBitmap> obj;
3207	hr = obj.createObject();
3208	if (SUCCEEDED(hr))
3209	hr = obj->init(this, aScreenId, pFBInfo);
3210
3211	if (SUCCEEDED(hr))
3212	{
3213	pFBInfo->pSourceBitmap = obj;
3214	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
3215
3216	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3217	{
3218	/* Start buffer updates. */
3219	BYTE *pAddress = NULL;
3220	ULONG ulWidth = 0;
3221	ULONG ulHeight = 0;
3222	ULONG ulBitsPerPixel = 0;
3223	ULONG ulBytesPerLine = 0;
3224	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3225
3226	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3227	&ulWidth,
3228	&ulHeight,
3229	&ulBitsPerPixel,
3230	&ulBytesPerLine,
3231	&bitmapFormat);
3232
3233	mpDrv->IConnector.pbData = pAddress;
3234	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3235	mpDrv->IConnector.cBits = ulBitsPerPixel;
3236	mpDrv->IConnector.cx = ulWidth;
3237	mpDrv->IConnector.cy = ulHeight;
3238
3239	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3240	}
3241
3242	/* Make sure that the bitmap contains the latest image. */
3243	fInvalidate = pFBInfo->fDefaultFormat;
3244	}
3245	}
3246
3247	if (SUCCEEDED(hr))
3248	{
3249	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3250	}
3251
3252	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3253	alock.release();
3254
3255	if (SUCCEEDED(hr))
3256	{
3257	if (fSetRenderVRAM)
3258	{
3259	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3260	}
3261
3262	if (fInvalidate)
3263	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3264	3, this, aScreenId, false);
3265	}
3266
3267	LogRelFlowFunc(("%Rhrc\n", hr));
3268	return hr;
3269	}
3270
3271	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3272	{
3273	NOREF(aGuestScreenLayout);
3274	return E_NOTIMPL;
3275	}
3276
3277	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3278	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3279	{
3280	NOREF(aScreenLayoutMode);
3281	NOREF(aGuestScreenInfo);
3282	return E_NOTIMPL;
3283	}
3284
3285	HRESULT Display::detachScreens(const std::vector<LONG> &aScreenIds)
3286	{
3287	NOREF(aScreenIds);
3288	return E_NOTIMPL;
3289	}
3290
3291	// wrapped IEventListener method
3292	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3293	{
3294	VBoxEventType_T aType = VBoxEventType_Invalid;
3295
3296	aEvent->COMGETTER(Type)(&aType);
3297	switch (aType)
3298	{
3299	case VBoxEventType_OnStateChanged:
3300	{
3301	ComPtr<IStateChangedEvent> scev = aEvent;
3302	Assert(scev);
3303	MachineState_T machineState;
3304	scev->COMGETTER(State)(&machineState);
3305	if ( machineState == MachineState_Running
3306	\|\| machineState == MachineState_Teleporting
3307	\|\| machineState == MachineState_LiveSnapshotting
3308	\|\| machineState == MachineState_DeletingSnapshotOnline
3309	)
3310	{
3311	LogRelFlowFunc(("Machine is running.\n"));
3312
3313	#ifdef VBOX_WITH_CROGL
3314	i_crOglWindowsShow(true);
3315	#endif
3316	}
3317	else
3318	{
3319	#ifdef VBOX_WITH_CROGL
3320	if (machineState == MachineState_Paused)
3321	i_crOglWindowsShow(false);
3322	#endif
3323	}
3324	break;
3325	}
3326	default:
3327	AssertFailed();
3328	}
3329
3330	return S_OK;
3331	}
3332
3333
3334	// private methods
3335	/////////////////////////////////////////////////////////////////////////////
3336
3337	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3338	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3339	{
3340	VMMDev *pVMMDev = mParent->i_getVMMDev();
3341	if (!pVMMDev)
3342	return VERR_INVALID_STATE;
3343
3344	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3345	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3346
3347	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3348	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3349
3350	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3351	pData->aParms[0].u.uint32 = aScreenId;
3352
3353	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3354	pData->aParms[1].u.uint32 = x;
3355
3356	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3357	pData->aParms[2].u.uint32 = y;
3358
3359	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3360	pData->aParms[3].u.uint32 = width;
3361
3362	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3363	pData->aParms[4].u.uint32 = height;
3364
3365	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3366	}
3367	#endif
3368
3369	#ifdef VBOX_WITH_CRHGSMI
3370	void Display::i_setupCrHgsmiData(void)
3371	{
3372	VMMDev *pVMMDev = mParent->i_getVMMDev();
3373	Assert(pVMMDev);
3374	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3375	AssertRC(rc);
3376
3377	if (pVMMDev)
3378	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3379	else
3380	rc = VERR_GENERAL_FAILURE;
3381
3382	if (RT_SUCCESS(rc))
3383	{
3384	Assert(mhCrOglSvc);
3385	/* setup command completion callback */
3386	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3387	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3388	Completion.Hdr.cbCmd = sizeof(Completion);
3389	Completion.hCompletion = mpDrv->pVBVACallbacks;
3390	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3391
3392	VBOXHGCMSVCPARM parm;
3393	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3394	parm.u.pointer.addr = &Completion;
3395	parm.u.pointer.size = 0;
3396
3397	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3398	if (RT_SUCCESS(rc))
3399	mCrOglCallbacks = Completion.MainInterface;
3400	else
3401	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3402	}
3403
3404	if (RT_FAILURE(rc))
3405	mhCrOglSvc = NULL;
3406
3407	RTCritSectRwLeaveExcl(&mCrOglLock);
3408	}
3409
3410	void Display::i_destructCrHgsmiData(void)
3411	{
3412	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3413	AssertRC(rc);
3414	mhCrOglSvc = NULL;
3415	RTCritSectRwLeaveExcl(&mCrOglLock);
3416	}
3417	#endif /* VBOX_WITH_CRHGSMI */
3418
3419	/**
3420	* Handle display resize event issued by the VGA device for the primary screen.
3421	*
3422	* @see PDMIDISPLAYCONNECTOR::pfnResize
3423	*/
3424	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3425	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3426	{
3427	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3428	Display *pThis = pDrv->pDisplay;
3429
3430	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3431	bpp, pvVRAM, cbLine, cx, cy));
3432
3433	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3434	if (!f)
3435	{
3436	/* This is a result of recursive call when the source bitmap is being updated
3437	* during a VGA resize. Tell the VGA device to ignore the call.
3438	*
3439	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3440	* fail on resize.
3441	*/
3442	LogRel(("displayResizeCallback: already processing\n"));
3443	return VINF_VGA_RESIZE_IN_PROGRESS;
3444	}
3445
3446	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3447
3448	/* Restore the flag. */
3449	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3450	AssertRelease(f);
3451
3452	return rc;
3453	}
3454
3455	/**
3456	* Handle display update.
3457	*
3458	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3459	*/
3460	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3461	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3462	{
3463	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3464
3465	#ifdef DEBUG_sunlover
3466	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3467	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3468	#endif /* DEBUG_sunlover */
3469
3470	/* This call does update regardless of VBVA status.
3471	* But in VBVA mode this is called only as result of
3472	* pfnUpdateDisplayAll in the VGA device.
3473	*/
3474
3475	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3476	}
3477
3478	/**
3479	* Periodic display refresh callback.
3480	*
3481	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3482	* @thread EMT
3483	*/
3484	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3485	{
3486	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3487
3488	#ifdef DEBUG_sunlover_2
3489	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3490	pDrv->pDisplay->mfVideoAccelEnabled));
3491	#endif /* DEBUG_sunlover_2 */
3492
3493	Display *pDisplay = pDrv->pDisplay;
3494	unsigned uScreenId;
3495
3496	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3497	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3498	{
3499	if (rc == VWRN_INVALID_STATE)
3500	{
3501	/* No VBVA do a display update. */
3502	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3503	}
3504
3505	/* Inform the VRDP server that the current display update sequence is
3506	* completed. At this moment the framebuffer memory contains a definite
3507	* image, that is synchronized with the orders already sent to VRDP client.
3508	* The server can now process redraw requests from clients or initial
3509	* fullscreen updates for new clients.
3510	*/
3511	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3512	{
3513	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3514	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3515	}
3516	}
3517
3518	#ifdef VBOX_WITH_VIDEOREC
3519	if ( VideoRecIsActive(pDisplay->mpVideoRecCtx)
3520	&& VideoRecGetEnabled(&pDisplay->mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
3521	{
3522	do {
3523	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3524	if (pDisplay->mfIsCr3DEnabled)
3525	{
3526	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3527	{
3528	if ( pDisplay->mCrOglCallbacks.pfnHasData
3529	&& pDisplay->mCrOglCallbacks.pfnHasData())
3530	{
3531	/* submit */
3532	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3533
3534	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3535	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3536
3537	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3538	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3539	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3540	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3541	if (RT_SUCCESS(rc))
3542	break;
3543	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3544	}
3545
3546	/* no 3D data available, or error has occured,
3547	* go the straight way */
3548	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3549	}
3550	else
3551	{
3552	/* record request is still in progress, don't do anything */
3553	break;
3554	}
3555	}
3556	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3557
3558	uint64_t u64Now = RTTimeProgramMilliTS();
3559	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3560	{
3561	if (!pDisplay->maVideoRecEnabled[uScreenId])
3562	continue;
3563
3564	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3565	{
3566	pDisplay->i_videoRecStop();
3567	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3568	break;
3569	}
3570
3571	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3572	if (!pFBInfo->fDisabled)
3573	{
3574	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3575	int rc2 = RTCritSectEnter(&pDisplay->mVideoRecLock);
3576	if (RT_SUCCESS(rc2))
3577	{
3578	pSourceBitmap = pFBInfo->videoRec.pSourceBitmap;
3579	RTCritSectLeave(&pDisplay->mVideoRecLock);
3580	}
3581
3582	if (!pSourceBitmap.isNull())
3583	{
3584	BYTE *pbAddress = NULL;
3585	ULONG ulWidth = 0;
3586	ULONG ulHeight = 0;
3587	ULONG ulBitsPerPixel = 0;
3588	ULONG ulBytesPerLine = 0;
3589	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3590	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3591	&ulWidth,
3592	&ulHeight,
3593	&ulBitsPerPixel,
3594	&ulBytesPerLine,
3595	&bitmapFormat);
3596	if (SUCCEEDED(hr) && pbAddress)
3597	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3598	BitmapFormat_BGR,
3599	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3600	pbAddress, u64Now);
3601	else
3602	rc = VERR_NOT_SUPPORTED;
3603
3604	pSourceBitmap.setNull();
3605	}
3606	else
3607	rc = VERR_NOT_SUPPORTED;
3608
3609	if (rc == VINF_TRY_AGAIN)
3610	break;
3611	}
3612	}
3613	} while (0);
3614	}
3615	#endif /* VBOX_WITH_VIDEOREC */
3616
3617	#ifdef DEBUG_sunlover_2
3618	LogFlowFunc(("leave\n"));
3619	#endif /* DEBUG_sunlover_2 */
3620	}
3621
3622	/**
3623	* Reset notification
3624	*
3625	* @see PDMIDISPLAYCONNECTOR::pfnReset
3626	*/
3627	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3628	{
3629	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3630
3631	LogRelFlowFunc(("\n"));
3632
3633	/* Disable VBVA mode. */
3634	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3635	}
3636
3637	/**
3638	* LFBModeChange notification
3639	*
3640	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3641	*/
3642	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3643	{
3644	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3645
3646	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3647
3648	NOREF(fEnabled);
3649
3650	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3651	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3652	}
3653
3654	/**
3655	* Adapter information change notification.
3656	*
3657	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3658	*/
3659	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3660	uint32_t u32VRAMSize)
3661	{
3662	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3663	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3664	}
3665
3666	/**
3667	* Display information change notification.
3668	*
3669	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3670	*/
3671	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3672	void *pvVRAM, unsigned uScreenId)
3673	{
3674	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3675	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3676	}
3677
3678	#ifdef VBOX_WITH_VIDEOHWACCEL
3679
3680	#ifndef S_FALSE
3681	# define S_FALSE ((HRESULT)1L)
3682	#endif
3683
3684	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3685	{
3686	unsigned id = (unsigned)pCommand->iDisplay;
3687	if (id >= mcMonitors)
3688	return VERR_INVALID_PARAMETER;
3689
3690	ComPtr<IFramebuffer> pFramebuffer;
3691	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3692	pFramebuffer = maFramebuffers[id].pFramebuffer;
3693	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3694	arlock.release();
3695
3696	if (pFramebuffer == NULL \|\| !fVHWASupported)
3697	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3698
3699	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3700	if (hr == S_FALSE)
3701	return VINF_SUCCESS;
3702	if (SUCCEEDED(hr))
3703	return VINF_CALLBACK_RETURN;
3704	if (hr == E_ACCESSDENIED)
3705	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3706	if (hr == E_NOTIMPL)
3707	return VERR_NOT_IMPLEMENTED;
3708	return VERR_GENERAL_FAILURE;
3709	}
3710
3711	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3712	{
3713	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3714
3715	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3716	}
3717	#endif
3718
3719	#ifdef VBOX_WITH_CRHGSMI
3720	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3721	{
3722	RT_NOREF(u32Function);
3723	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3724	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3725	}
3726
3727	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3728	{
3729	RT_NOREF(u32Function);
3730	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3731	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3732	}
3733
3734	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3735	{
3736	int rc = VERR_NOT_SUPPORTED;
3737	VBOXHGCMSVCPARM parm;
3738	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3739	parm.u.pointer.addr = pCmd;
3740	parm.u.pointer.size = cbCmd;
3741
3742	if (mhCrOglSvc)
3743	{
3744	VMMDev *pVMMDev = mParent->i_getVMMDev();
3745	if (pVMMDev)
3746	{
3747	/* no completion callback is specified with this call,
3748	* the CrOgl code will complete the CrHgsmi command once it processes it */
3749	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3750	AssertRC(rc);
3751	if (RT_SUCCESS(rc))
3752	return;
3753	}
3754	else
3755	rc = VERR_INVALID_STATE;
3756	}
3757
3758	/* we are here because something went wrong with command processing, complete it */
3759	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3760	}
3761
3762	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3763	{
3764	int rc = VERR_NOT_SUPPORTED;
3765	VBOXHGCMSVCPARM parm;
3766	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3767	parm.u.pointer.addr = pCtl;
3768	parm.u.pointer.size = cbCtl;
3769
3770	if (mhCrOglSvc)
3771	{
3772	VMMDev *pVMMDev = mParent->i_getVMMDev();
3773	if (pVMMDev)
3774	{
3775	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3776	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3777	Display::i_displayCrHgsmiControlCompletion, this);
3778	AssertRC(rc);
3779	if (RT_SUCCESS(rc))
3780	{
3781	if (fCheckPendingViewport)
3782	{
3783	ULONG ul;
3784	for (ul = 0; ul < mcMonitors; ul++)
3785	{
3786	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3787	if (!pFb->pendingViewportInfo.fPending)
3788	continue;
3789
3790	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3791	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3792	if (RT_SUCCESS(rc))
3793	pFb->pendingViewportInfo.fPending = false;
3794	else
3795	{
3796	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3797	rc = VINF_SUCCESS;
3798	}
3799	}
3800	}
3801	return;
3802	}
3803	}
3804	else
3805	rc = VERR_INVALID_STATE;
3806	}
3807
3808	/* we are here because something went wrong with command processing, complete it */
3809	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3810	}
3811
3812	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3813	uint32_t cbCmd)
3814	{
3815	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3816
3817	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3818	}
3819
3820	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3821	uint32_t cbCmd)
3822	{
3823	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3824
3825	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3826	}
3827
3828	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3829	void *pvContext)
3830	{
3831	AssertMsgFailed(("not expected!\n"));
3832	Display pDisplay = (Display )pvContext;
3833	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3834	}
3835
3836	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3837	void *pvContext)
3838	{
3839	Display pDisplay = (Display )pvContext;
3840	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3841
3842	}
3843	#endif
3844
3845	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3846	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3847	void *pvContext)
3848	{
3849	RT_NOREF(u32Function);
3850	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3851	if (pCmd->u.pfnInternal)
3852	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3853	}
3854
3855	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3856	PFNCRCTLCOMPLETION pfnCompletion,
3857	void *pvCompletion)
3858	{
3859	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3860	if (!pVMMDev)
3861	{
3862	AssertMsgFailed(("no vmmdev\n"));
3863	return VERR_INVALID_STATE;
3864	}
3865
3866	Assert(mhCrOglSvc);
3867	VBOXHGCMSVCPARM parm;
3868	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3869	parm.u.pointer.addr = pCmd;
3870	parm.u.pointer.size = cbCmd;
3871
3872	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3873	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3874	pvCompletion);
3875	if (!RT_SUCCESS(rc))
3876	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3877
3878	return rc;
3879	}
3880
3881	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3882	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3883	PFNCRCTLCOMPLETION pfnCompletion,
3884	void *pvCompletion)
3885	{
3886	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3887	Display *pThis = pDrv->pDisplay;
3888	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3889	}
3890
3891	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3892	{
3893	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3894	if (RT_SUCCESS(rc))
3895	{
3896	if (mhCrOglSvc)
3897	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3898	else
3899	rc = VERR_NOT_SUPPORTED;
3900
3901	RTCritSectRwLeaveShared(&mCrOglLock);
3902	}
3903	return rc;
3904	}
3905
3906	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3907	{
3908	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3909	if (RT_SUCCESS(rc))
3910	{
3911	if (mhCrOglSvc)
3912	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3913	else
3914	rc = VERR_NOT_SUPPORTED;
3915
3916	RTCritSectRwLeaveShared(&mCrOglLock);
3917	}
3918	return rc;
3919	}
3920
3921	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3922	{
3923	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3924	if (!pCmdCopy)
3925	{
3926	LogRel(("RTMemAlloc failed\n"));
3927	return VERR_NO_MEMORY;
3928	}
3929
3930	memcpy(pCmdCopy, pCmd, cbCmd);
3931
3932	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3933	if (RT_FAILURE(rc))
3934	{
3935	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3936	RTMemFree(pCmdCopy);
3937	return rc;
3938	}
3939
3940	return VINF_SUCCESS;
3941	}
3942
3943	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3944	{
3945	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3946	AssertRCReturn(rc, rc);
3947
3948	if ( mCrOglCallbacks.pfnHasDataForScreen
3949	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3950	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3951	else
3952	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3953
3954	RTCritSectRwLeaveShared(&mCrOglLock);
3955
3956	return rc;
3957	}
3958
3959	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3960	{
3961	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3962	* However, using one of the prefixes indicating the timestamp unit
3963	* would be very valuable! */
3964	# ifdef VBOX_WITH_VIDEOREC
3965	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3966	# else
3967	RT_NOREF(uScreen, u64Timestamp);
3968	return false;
3969	# endif
3970	}
3971
3972	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3973	{
3974	RT_NOREF(uScreen, u64Timestamp);
3975	}
3976
3977	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3978	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3979	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3980	uint32_t uGuestWidth, uint32_t uGuestHeight,
3981	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3982	{
3983	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3984	# ifdef VBOX_WITH_VIDEOREC
3985	if ( VideoRecIsActive(mpVideoRecCtx)
3986	&& VideoRecGetEnabled(&mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
3987	{
3988	int rc2 = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3989	uPixelFormat,
3990	uBitsPerPixel, uBytesPerLine,
3991	uGuestWidth, uGuestHeight,
3992	pu8BufferAddress, u64Timestamp);
3993	RT_NOREF(rc2);
3994	Assert(rc2 == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3995	}
3996	# else
3997	RT_NOREF(uScreen, x, y, uPixelFormat, \
3998	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3999	# endif /* VBOX_WITH_VIDEOREC */
4000	}
4001
4002	void Display::i_handleVRecCompletion()
4003	{
4004	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4005	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
4006	}
4007
4008	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
4009
4010	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
4011	{
4012	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4013	HRESULT hr = E_UNEXPECTED;
4014
4015	if (aScreenId >= mcMonitors)
4016	return E_INVALIDARG;
4017
4018	/* 3D acceleration enabled in VM config. */
4019	if (mfIsCr3DEnabled)
4020	{
4021	/* VBoxSharedCrOpenGL HGCM host service is running. */
4022	if (mhCrOglSvc)
4023	{
4024	VMMDev *pVMMDev = mParent->i_getVMMDev();
4025	if (pVMMDev)
4026	{
4027	VBOXCRCMDCTL_HGCM *pCtl;
4028	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
4029	if (pCtl)
4030	{
4031	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
4032	int rc;
4033
4034	pData->u32Screen = aScreenId;
4035	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
4036	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
4037
4038	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4039	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
4040	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4041	pCtl->aParms[0].u.pointer.addr = pData;
4042	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4043
4044	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4045	if (RT_FAILURE(rc))
4046	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4047	else
4048	hr = S_OK;
4049
4050	RTMemFree(pCtl);
4051	}
4052	else
4053	{
4054	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
4055	hr = E_OUTOFMEMORY;
4056	}
4057	}
4058	else
4059	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
4060	}
4061	else
4062	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
4063	}
4064	else
4065	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
4066	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
4067	# else
4068	{
4069	hr = S_OK;
4070	/* Need an interface like this here (and the #ifdefs needs adjusting):
4071	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4072	if (pUpPort && pUpPort->pfnSetScaleFactor)
4073	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4074	}
4075	# endif
4076
4077	return hr;
4078
4079	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4080	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
4081	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
4082	return E_UNEXPECTED;
4083	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4084	}
4085
4086	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
4087	{
4088	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4089	HRESULT hr = E_UNEXPECTED;
4090
4091	/* 3D acceleration enabled in VM config. */
4092	if (mfIsCr3DEnabled)
4093	{
4094	/* VBoxSharedCrOpenGL HGCM host service is running. */
4095	if (mhCrOglSvc)
4096	{
4097	VMMDev *pVMMDev = mParent->i_getVMMDev();
4098	if (pVMMDev)
4099	{
4100	VBOXCRCMDCTL_HGCM *pCtl;
4101	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
4102	if (pCtl)
4103	{
4104	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
4105	int rc;
4106
4107	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
4108
4109	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4110	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
4111	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4112	pCtl->aParms[0].u.pointer.addr = pData;
4113	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4114
4115	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4116	if (RT_FAILURE(rc))
4117	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4118	else
4119	hr = S_OK;
4120
4121	RTMemFree(pCtl);
4122	}
4123	else
4124	{
4125	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4126	hr = E_OUTOFMEMORY;
4127	}
4128	}
4129	else
4130	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4131	}
4132	else
4133	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
4134	}
4135	else
4136	{
4137	hr = S_OK;
4138	/* Need an interface like this here (and the #ifdefs needs adjusting):
4139	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4140	if (pUpPort && pUpPort->pfnSetScaleFactor)
4141	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4142	}
4143
4144	return hr;
4145
4146	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4147	RT_NOREF(fUnscaledHiDPI);
4148	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
4149	return E_UNEXPECTED;
4150	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4151	}
4152
4153	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4154	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4155	uint32_t x, uint32_t y,
4156	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4157	uint32_t uGuestWidth, uint32_t uGuestHeight,
4158	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4159	{
4160	Display pDisplay = (Display )pvCtx;
4161	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
4162	x, y, BitmapFormat_BGR, uBitsPerPixel,
4163	uBytesPerLine, uGuestWidth, uGuestHeight,
4164	pu8BufferAddress, u64Timestamp);
4165	}
4166
4167	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4168	{
4169	Display pDisplay = (Display )pvCtx;
4170	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4171	}
4172
4173	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4174	{
4175	Display pDisplay = (Display )pvCtx;
4176	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4177	}
4178
4179	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4180	{
4181	RT_NOREF(pCmd, cbCmd, rc);
4182	Display pDisplay = (Display )pvCompletion;
4183	pDisplay->i_handleVRecCompletion();
4184	}
4185
4186	#endif
4187
4188
4189	#ifdef VBOX_WITH_HGSMI
4190	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
4191	bool fRenderThreadMode)
4192	{
4193	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4194
4195	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4196	Display *pThis = pDrv->pDisplay;
4197
4198	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4199	{
4200	LogRel(("Enabling different vbva mode\n"));
4201	#ifdef DEBUG_misha
4202	AssertMsgFailed(("enabling different vbva mode\n"));
4203	#endif
4204	return VERR_INVALID_STATE;
4205	}
4206
4207	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4208	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4209	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4210	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4211
4212	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4213
4214	return VINF_SUCCESS;
4215	}
4216
4217	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4218	{
4219	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4220
4221	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4222	Display *pThis = pDrv->pDisplay;
4223
4224	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4225
4226	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4227
4228	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4229	{
4230	/* Make sure that the primary screen is visible now.
4231	* The guest can't use VBVA anymore, so only only the VGA device output works.
4232	*/
4233	pFBInfo->flags = 0;
4234	if (pFBInfo->fDisabled)
4235	{
4236	pFBInfo->fDisabled = false;
4237	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4238	GuestMonitorChangedEventType_Enabled,
4239	uScreenId,
4240	pFBInfo->xOrigin, pFBInfo->yOrigin,
4241	pFBInfo->w, pFBInfo->h);
4242	}
4243	}
4244
4245	pFBInfo->fVBVAEnabled = false;
4246	pFBInfo->fVBVAForceResize = false;
4247	pFBInfo->fRenderThreadMode = false;
4248
4249	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4250
4251	pFBInfo->pVBVAHostFlags = NULL;
4252
4253	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4254	{
4255	/* Force full screen update, because VGA device must take control, do resize, etc. */
4256	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4257	}
4258	}
4259
4260	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4261	{
4262	RT_NOREF(uScreenId);
4263	LogFlowFunc(("uScreenId %d\n", uScreenId));
4264
4265	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4266	Display *pThis = pDrv->pDisplay;
4267
4268	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4269	{
4270	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4271	pThis->mcMonitors);
4272	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4273	}
4274	}
4275
4276	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4277	PCVBVACMDHDR pCmd, size_t cbCmd)
4278	{
4279	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4280
4281	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4282	Display *pThis = pDrv->pDisplay;
4283	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4284
4285	if (pFBInfo->fDefaultFormat)
4286	{
4287	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4288	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4289	&& !pFBInfo->fDisabled)
4290	{
4291	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4292	}
4293	else if ( !pFBInfo->pSourceBitmap.isNull()
4294	&& !pFBInfo->fDisabled)
4295	{
4296	/* Render VRAM content to the framebuffer. */
4297	BYTE *pAddress = NULL;
4298	ULONG ulWidth = 0;
4299	ULONG ulHeight = 0;
4300	ULONG ulBitsPerPixel = 0;
4301	ULONG ulBytesPerLine = 0;
4302	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4303
4304	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4305	&ulWidth,
4306	&ulHeight,
4307	&ulBitsPerPixel,
4308	&ulBytesPerLine,
4309	&bitmapFormat);
4310	if (SUCCEEDED(hrc))
4311	{
4312	uint32_t width = pCmd->w;
4313	uint32_t height = pCmd->h;
4314
4315	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4316	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4317	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4318	uint32_t u32SrcWidth = pFBInfo->w;
4319	uint32_t u32SrcHeight = pFBInfo->h;
4320	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4321	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4322
4323	uint8_t *pu8Dst = pAddress;
4324	int32_t xDst = xSrc;
4325	int32_t yDst = ySrc;
4326	uint32_t u32DstWidth = u32SrcWidth;
4327	uint32_t u32DstHeight = u32SrcHeight;
4328	uint32_t u32DstLineSize = u32DstWidth * 4;
4329	uint32_t u32DstBitsPerPixel = 32;
4330
4331	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4332	width, height,
4333	pu8Src,
4334	xSrc, ySrc,
4335	u32SrcWidth, u32SrcHeight,
4336	u32SrcLineSize, u32SrcBitsPerPixel,
4337	pu8Dst,
4338	xDst, yDst,
4339	u32DstWidth, u32DstHeight,
4340	u32DstLineSize, u32DstBitsPerPixel);
4341	}
4342	}
4343	}
4344
4345	VBVACMDHDR hdrSaved = *pCmd;
4346
4347	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4348
4349	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4350	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4351
4352	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4353	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4354
4355	*pHdrUnconst = hdrSaved;
4356	}
4357
4358	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4359	uint32_t cx, uint32_t cy)
4360	{
4361	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4362
4363	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4364	Display *pThis = pDrv->pDisplay;
4365	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4366
4367	/** @todo handleFramebufferUpdate (uScreenId,
4368	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4369	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4370	* cx, cy);
4371	*/
4372	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4373	}
4374
4375	#ifdef DEBUG_sunlover
4376	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4377	{
4378	LogRel(("displayVBVAResize: [%d] %s\n"
4379	" pView->u32ViewIndex %d\n"
4380	" pView->u32ViewOffset 0x%08X\n"
4381	" pView->u32ViewSize 0x%08X\n"
4382	" pView->u32MaxScreenSize 0x%08X\n"
4383	" pScreen->i32OriginX %d\n"
4384	" pScreen->i32OriginY %d\n"
4385	" pScreen->u32StartOffset 0x%08X\n"
4386	" pScreen->u32LineSize 0x%08X\n"
4387	" pScreen->u32Width %d\n"
4388	" pScreen->u32Height %d\n"
4389	" pScreen->u16BitsPerPixel %d\n"
4390	" pScreen->u16Flags 0x%04X\n"
4391	" pFBInfo->u32Offset 0x%08X\n"
4392	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4393	" pFBInfo->u32InformationSize 0x%08X\n"
4394	" pFBInfo->fDisabled %d\n"
4395	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4396	" pFBInfo->u16BitsPerPixel %d\n"
4397	" pFBInfo->pu8FramebufferVRAM %p\n"
4398	" pFBInfo->u32LineSize 0x%08X\n"
4399	" pFBInfo->flags 0x%04X\n"
4400	" pFBInfo->pHostEvents %p\n"
4401	" pFBInfo->fDefaultFormat %d\n"
4402	" pFBInfo->fVBVAEnabled %d\n"
4403	" pFBInfo->fVBVAForceResize %d\n"
4404	" pFBInfo->pVBVAHostFlags %p\n"
4405	"",
4406	pScreen->u32ViewIndex,
4407	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4408	pView->u32ViewIndex,
4409	pView->u32ViewOffset,
4410	pView->u32ViewSize,
4411	pView->u32MaxScreenSize,
4412	pScreen->i32OriginX,
4413	pScreen->i32OriginY,
4414	pScreen->u32StartOffset,
4415	pScreen->u32LineSize,
4416	pScreen->u32Width,
4417	pScreen->u32Height,
4418	pScreen->u16BitsPerPixel,
4419	pScreen->u16Flags,
4420	pFBInfo->u32Offset,
4421	pFBInfo->u32MaxFramebufferSize,
4422	pFBInfo->u32InformationSize,
4423	pFBInfo->fDisabled,
4424	pFBInfo->xOrigin,
4425	pFBInfo->yOrigin,
4426	pFBInfo->w,
4427	pFBInfo->h,
4428	pFBInfo->u16BitsPerPixel,
4429	pFBInfo->pu8FramebufferVRAM,
4430	pFBInfo->u32LineSize,
4431	pFBInfo->flags,
4432	pFBInfo->pHostEvents,
4433	pFBInfo->fDefaultFormat,
4434	pFBInfo->fVBVAEnabled,
4435	pFBInfo->fVBVAForceResize,
4436	pFBInfo->pVBVAHostFlags
4437	));
4438	}
4439	#endif /* DEBUG_sunlover */
4440
4441	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4442	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4443	{
4444	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4445
4446	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4447	Display *pThis = pDrv->pDisplay;
4448
4449	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4450	}
4451
4452	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4453	{
4454	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4455
4456	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4457
4458	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4459	{
4460	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4461	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4462	* the VM window will be black. */
4463	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4464	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4465	int32_t xOrigin = pFBInfo->xOrigin;
4466	int32_t yOrigin = pFBInfo->yOrigin;
4467
4468	alock.release();
4469
4470	i_notifyCroglResize(pView, pScreen, pvVRAM);
4471
4472	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4473	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4474
4475	return VINF_SUCCESS;
4476	}
4477
4478	VBVAINFOSCREEN screenInfo;
4479	RT_ZERO(screenInfo);
4480
4481	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4482	{
4483	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4484	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4485	* the code below to choose the "blanking" branches.
4486	*/
4487	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4488	screenInfo.i32OriginX = pFBInfo->xOrigin;
4489	screenInfo.i32OriginY = pFBInfo->yOrigin;
4490	screenInfo.u32StartOffset = 0; /* Irrelevant */
4491	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4492	screenInfo.u32Width = pFBInfo->w;
4493	screenInfo.u32Height = pFBInfo->h;
4494	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4495	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4496
4497	pScreen = &screenInfo;
4498	}
4499
4500	if (fResetInputMapping)
4501	{
4502	/// @todo Rename to m* and verify whether some kind of lock is required.
4503	xInputMappingOrigin = 0;
4504	yInputMappingOrigin = 0;
4505	cxInputMapping = 0;
4506	cyInputMapping = 0;
4507	}
4508
4509	alock.release();
4510
4511	i_notifyCroglResize(pView, pScreen, pvVRAM);
4512
4513	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4514	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4515	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4516	pScreen->i32OriginX, pScreen->i32OriginY, false);
4517	}
4518
4519	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4520	uint32_t xHot, uint32_t yHot,
4521	uint32_t cx, uint32_t cy,
4522	const void *pvShape)
4523	{
4524	LogFlowFunc(("\n"));
4525
4526	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4527
4528	uint32_t cbShape = 0;
4529	if (pvShape)
4530	{
4531	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4532	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4533	}
4534
4535	/* Tell the console about it */
4536	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4537	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4538
4539	return VINF_SUCCESS;
4540	}
4541
4542	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4543	{
4544	LogFlowFunc(("\n"));
4545
4546	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4547	Display *pThis = pDrv->pDisplay;
4548
4549	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4550	}
4551
4552	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4553	uint32_t cx, uint32_t cy)
4554	{
4555	LogFlowFunc(("\n"));
4556
4557	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4558	Display *pThis = pDrv->pDisplay;
4559
4560	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4561	}
4562
4563	#endif /* VBOX_WITH_HGSMI */
4564
4565	/**
4566	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4567	*/
4568	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4569	{
4570	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4571	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4572	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4573	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4574	return NULL;
4575	}
4576
4577
4578	/**
4579	* Destruct a display driver instance.
4580	*
4581	* @returns VBox status code.
4582	* @param pDrvIns The driver instance data.
4583	*/
4584	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4585	{
4586	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4587	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4588	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4589
4590	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4591
4592	pThis->IConnector.pbData = NULL;
4593	pThis->IConnector.cbScanline = 0;
4594	pThis->IConnector.cBits = 32;
4595	pThis->IConnector.cx = 0;
4596	pThis->IConnector.cy = 0;
4597
4598	if (pThis->pDisplay)
4599	{
4600	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4601	#ifdef VBOX_WITH_VIDEOREC
4602	pThis->pDisplay->i_videoRecStop();
4603	#endif
4604	#ifdef VBOX_WITH_CRHGSMI
4605	pThis->pDisplay->i_destructCrHgsmiData();
4606	#endif
4607	pThis->pDisplay->mpDrv = NULL;
4608	}
4609	}
4610
4611
4612	/**
4613	* Construct a display driver instance.
4614	*
4615	* @copydoc FNPDMDRVCONSTRUCT
4616	*/
4617	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4618	{
4619	RT_NOREF(fFlags);
4620	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4621	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4622	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4623
4624	/*
4625	* Validate configuration.
4626	*/
4627	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4628	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4629	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4630	("Configuration error: Not possible to attach anything to this driver!\n"),
4631	VERR_PDM_DRVINS_NO_ATTACH);
4632
4633	/*
4634	* Init Interfaces.
4635	*/
4636	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4637
4638	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4639	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4640	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4641	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4642	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4643	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4644	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4645	#ifdef VBOX_WITH_VIDEOHWACCEL
4646	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4647	#endif
4648	#ifdef VBOX_WITH_CRHGSMI
4649	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4650	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4651	#endif
4652	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4653	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4654	#endif
4655	#ifdef VBOX_WITH_HGSMI
4656	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4657	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4658	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4659	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4660	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4661	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4662	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4663	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4664	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4665	#endif
4666
4667	/*
4668	* Get the IDisplayPort interface of the above driver/device.
4669	*/
4670	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4671	if (!pThis->pUpPort)
4672	{
4673	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4674	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4675	}
4676	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4677	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4678	if (!pThis->pVBVACallbacks)
4679	{
4680	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4681	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4682	}
4683	#endif
4684	/*
4685	* Get the Display object pointer and update the mpDrv member.
4686	*/
4687	void *pv;
4688	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4689	if (RT_FAILURE(rc))
4690	{
4691	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4692	return rc;
4693	}
4694	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4695	pThis->pDisplay = pDisplay;
4696	pThis->pDisplay->mpDrv = pThis;
4697
4698	/* Disable VRAM to a buffer copy initially. */
4699	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4700	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4701
4702	/*
4703	* Start periodic screen refreshes
4704	*/
4705	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4706
4707	#ifdef VBOX_WITH_CRHGSMI
4708	pDisplay->i_setupCrHgsmiData();
4709	#endif
4710
4711	#ifdef VBOX_WITH_VIDEOREC
4712	if (pDisplay->i_videoRecGetEnabled())
4713	{
4714	int rc2 = pDisplay->i_videoRecStart();
4715	if (RT_SUCCESS(rc2))
4716	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4717
4718	/* If video recording fails for whatever reason here, this is
4719	* non-critical and should not be returned at this point -- otherwise
4720	* the display driver construction fails completely. */
4721	}
4722	#endif
4723
4724	return rc;
4725	}
4726
4727
4728	/**
4729	* Display driver registration record.
4730	*/
4731	const PDMDRVREG Display::DrvReg =
4732	{
4733	/* u32Version */
4734	PDM_DRVREG_VERSION,
4735	/* szName */
4736	"MainDisplay",
4737	/* szRCMod */
4738	"",
4739	/* szR0Mod */
4740	"",
4741	/* pszDescription */
4742	"Main display driver (Main as in the API).",
4743	/* fFlags */
4744	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4745	/* fClass. */
4746	PDM_DRVREG_CLASS_DISPLAY,
4747	/* cMaxInstances */
4748	~0U,
4749	/* cbInstance */
4750	sizeof(DRVMAINDISPLAY),
4751	/* pfnConstruct */
4752	Display::i_drvConstruct,
4753	/* pfnDestruct */
4754	Display::i_drvDestruct,
4755	/* pfnRelocate */
4756	NULL,
4757	/* pfnIOCtl */
4758	NULL,
4759	/* pfnPowerOn */
4760	NULL,
4761	/* pfnReset */
4762	NULL,
4763	/* pfnSuspend */
4764	NULL,
4765	/* pfnResume */
4766	NULL,
4767	/* pfnAttach */
4768	NULL,
4769	/* pfnDetach */
4770	NULL,
4771	/* pfnPowerOff */
4772	NULL,
4773	/* pfnSoftReset */
4774	NULL,
4775	/* u32EndVersion */
4776	PDM_DRVREG_VERSION
4777	};
4778
4779	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 70063

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