DisplayImpl.cpp@ 69724

Last change on this file since 69724 was 69724, checked in by vboxsync, 7 years ago
VideoRec: Added a bit more error logging going into the release log.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 165.0 KB

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1	/* $Id: DisplayImpl.cpp 69724 2017-11-17 13:20:17Z 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 drive.
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 and attaches / detaches the associated driver(s).
2497	*
2498	* @returns IPRT status code.
2499	* @param pThis Display instance to configure video capturing for.
2500	* @param pCfg Where to store the configuration into.
2501	* @param fAttachDetach Whether to attach/detach associated drivers or not.
2502	*/
2503	/* static */
2504	DECLCALLBACK(int) Display::i_videoRecConfigure(Display *pThis, PVIDEORECCFG pCfg, bool fAttachDetach)
2505	{
2506	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
2507	AssertPtrReturn(pCfg, VERR_INVALID_POINTER);
2508
2509	AssertPtr(pThis->mParent);
2510	ComPtr<IMachine> pMachine = pThis->mParent->i_machine();
2511	Assert(pMachine.isNotNull());
2512
2513	pCfg->enmDst = VIDEORECDEST_FILE; /** @todo Make this configurable once we have more variations. */
2514
2515	/*
2516	* Cache parameters from API.
2517	*/
2518	BOOL fEnabled;
2519	HRESULT rc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
2520	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2521	pCfg->fEnabled = RT_BOOL(fEnabled);
2522
2523	com::SafeArray<BOOL> aScreens;
2524	rc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(aScreens));
2525	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2526
2527	pCfg->aScreens.resize(aScreens.size());
2528	for (size_t i = 0; i < aScreens.size(); ++i)
2529	pCfg->aScreens[i] = aScreens[i];
2530
2531	rc = pMachine->COMGETTER(VideoCaptureWidth)((ULONG *)&pCfg->Video.uWidth);
2532	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2533	rc = pMachine->COMGETTER(VideoCaptureHeight)((ULONG *)&pCfg->Video.uHeight);
2534	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2535	rc = pMachine->COMGETTER(VideoCaptureRate)((ULONG *)&pCfg->Video.uRate);
2536	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2537	rc = pMachine->COMGETTER(VideoCaptureFPS)((ULONG *)&pCfg->Video.uFPS);
2538	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2539	rc = pMachine->COMGETTER(VideoCaptureFile)(pCfg->File.strName.asOutParam());
2540	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2541	rc = pMachine->COMGETTER(VideoCaptureMaxFileSize)((ULONG *)&pCfg->File.uMaxSizeMB);
2542	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2543	rc = pMachine->COMGETTER(VideoCaptureMaxTime)((ULONG *)&pCfg->uMaxTimeS);
2544	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2545	BSTR bstrOptions;
2546	rc = pMachine->COMGETTER(VideoCaptureOptions)(&bstrOptions);
2547	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2548
2549	/*
2550	* Set sensible defaults.
2551	*/
2552	pCfg->Video.fEnabled = pCfg->fEnabled;
2553
2554	if (!pCfg->Video.uFPS) /* Prevent division by zero. */
2555	pCfg->Video.uFPS = 15;
2556
2557	#ifdef VBOX_WITH_LIBVPX
2558	pCfg->Video.Codec.VPX.uEncoderDeadline = 1000000 / pCfg->Video.uFPS;
2559	#endif
2560
2561	/* Note: Audio support is considered as being experimental, thus it's disabled by default.
2562	* There be dragons! */
2563	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2564	pCfg->Audio.fEnabled = false;
2565	/* By default we use 48kHz, 16-bit, stereo for the audio track. */
2566	pCfg->Audio.uHz = 48000;
2567	pCfg->Audio.cBits = 16;
2568	pCfg->Audio.cChannels = 2;
2569	#endif
2570
2571	/*
2572	* Parse options string.
2573	*/
2574	com::Utf8Str strOptions(bstrOptions);
2575	size_t pos = 0;
2576	com::Utf8Str key, value;
2577	while ((pos = strOptions.parseKeyValue(key, value, pos)) != com::Utf8Str::npos)
2578	{
2579	if (key.compare("vc_quality", Utf8Str::CaseInsensitive) == 0)
2580	{
2581	#ifdef VBOX_WITH_LIBVPX
2582	if (value.compare("realtime", Utf8Str::CaseInsensitive) == 0)
2583	pCfg->Video.Codec.VPX.uEncoderDeadline = VPX_DL_REALTIME;
2584	else if (value.compare("good", Utf8Str::CaseInsensitive) == 0)
2585	pCfg->Video.Codec.VPX.uEncoderDeadline = 1000000 / pCfg->Video.uFPS;
2586	else if (value.compare("best", Utf8Str::CaseInsensitive) == 0)
2587	pCfg->Video.Codec.VPX.uEncoderDeadline = VPX_DL_BEST_QUALITY;
2588	else
2589	{
2590	LogRel(("VideoRec: Setting quality deadline to '%s'\n", value.c_str()));
2591	pCfg->Video.Codec.VPX.uEncoderDeadline = value.toUInt32();
2592	#endif
2593	}
2594	}
2595	else if (key.compare("vc_enabled", Utf8Str::CaseInsensitive) == 0)
2596	{
2597	if (value.compare("false", Utf8Str::CaseInsensitive) == 0)
2598	{
2599	pCfg->Video.fEnabled = false;
2600	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2601	LogRel(("VideoRec: Only audio will be recorded\n"));
2602	#endif
2603	}
2604	}
2605	else if (key.compare("ac_enabled", Utf8Str::CaseInsensitive) == 0)
2606	{
2607	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2608	if (value.compare("true", Utf8Str::CaseInsensitive) == 0)
2609	{
2610	pCfg->Audio.fEnabled = true;
2611
2612	}
2613	else
2614	LogRel(("VideoRec: Only video will be recorded\n"));
2615	#endif
2616	}
2617	else if (key.compare("ac_profile", Utf8Str::CaseInsensitive) == 0)
2618	{
2619	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2620	if (value.compare("low", Utf8Str::CaseInsensitive) == 0)
2621	{
2622	pCfg->Audio.uHz = 8000;
2623	pCfg->Audio.cBits = 16;
2624	pCfg->Audio.cChannels = 1;
2625	}
2626	else if (value.startsWith("med" /* "med[ium]" */, Utf8Str::CaseInsensitive) == 0)
2627	{
2628	pCfg->Audio.uHz = 22050;
2629	pCfg->Audio.cBits = 16;
2630	pCfg->Audio.cChannels = 2;
2631	}
2632	else if (value.compare("high", Utf8Str::CaseInsensitive) == 0)
2633	{
2634	/* Stay with the default set above. */
2635	}
2636	#endif
2637	}
2638	else
2639	LogRel(("VideoRec: Unknown option '%s' (value '%s'), skipping\n", key.c_str(), value.c_str()));
2640
2641	} /* while */
2642
2643	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2644	ComPtr<IAudioAdapter> audioAdapter;
2645	rc = pMachine->COMGETTER(AudioAdapter)(audioAdapter.asOutParam());
2646	AssertComRC(rc);
2647
2648	Utf8Str strAudioDev = pThis->mParent->i_getAudioAdapterDeviceName(audioAdapter);
2649	if (!strAudioDev.isEmpty())
2650	{
2651	Console::SafeVMPtr ptrVM(pThis->mParent);
2652	Assert(ptrVM.isOk());
2653
2654	unsigned uInstance = 0;
2655	unsigned uLun = 2; /** @todo Make this configurable. */
2656
2657	/*
2658	* Configure + attach audio driver.
2659	*/
2660	int vrc2 = VINF_SUCCESS;
2661
2662	LogFunc(("Audio fAttachDetach=%RTbool, fEnabled=%RTbool\n", fAttachDetach, pCfg->Audio.fEnabled));
2663
2664	if (pCfg->Audio.fEnabled) /* Enable */
2665	{
2666	vrc2 = pThis->i_videoRecConfigureAudioDriver(strAudioDev, uInstance, uLun, true /* fAttach */);
2667	if ( RT_SUCCESS(vrc2)
2668	&& fAttachDetach)
2669	{
2670	vrc2 = PDMR3DriverAttach(ptrVM.rawUVM(), strAudioDev.c_str(), uInstance, uLun, 0 /* fFlags /, NULL / ppBase */);
2671	}
2672
2673	if (RT_FAILURE(vrc2))
2674	LogRel(("VideoRec: Failed to attach audio driver, rc=%Rrc\n", vrc2));
2675	}
2676	else /* Disable */
2677	{
2678	if (fAttachDetach)
2679	vrc2 = PDMR3DriverDetach(ptrVM.rawUVM(), strAudioDev.c_str(), uInstance, uLun, "AUDIO",
2680	0 /* iOccurance /, 0 / fFlags */);
2681
2682	if (RT_SUCCESS(vrc2))
2683	{
2684	vrc2 = pThis->i_videoRecConfigureAudioDriver(strAudioDev, uInstance, uLun, false /* fAttach */);
2685	}
2686
2687	if (RT_FAILURE(vrc2))
2688	LogRel(("VideoRec: Failed to detach audio driver, rc=%Rrc\n", vrc2));
2689	}
2690
2691	AssertRC(vrc2);
2692	}
2693	else
2694	LogRel2(("VideoRec: No audio hardware configured, skipping to record audio\n"));
2695	#else
2696	RT_NOREF(fAttachDetach);
2697	#endif
2698
2699	/*
2700	* Invalidate screens.
2701	*/
2702	for (unsigned i = 0; i < pCfg->aScreens.size(); i++)
2703	{
2704	bool fChanged = pThis->maVideoRecEnabled[i] != RT_BOOL(pCfg->aScreens[i]);
2705
2706	pThis->maVideoRecEnabled[i] = RT_BOOL(pCfg->aScreens[i]);
2707
2708	if (fChanged && i < pThis->mcMonitors)
2709	pThis->i_videoRecScreenChanged(i);
2710
2711	}
2712
2713	return S_OK;
2714	}
2715
2716	/**
2717	* Sends belonging audio samples to the video capturing code.
2718	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2719	*
2720	* @returns IPRT status code.
2721	* @param pvData Audio data.
2722	* @param cbData Size (in bytes) of audio data.
2723	* @param uTimestampMs Timestamp (in ms) of the audio data.
2724	*/
2725	int Display::i_videoRecSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2726	{
2727	if ( VideoRecIsActive(mpVideoRecCtx)
2728	&& VideoRecGetEnabled(&mVideoRecCfg) & VIDEORECFEATURE_AUDIO)
2729	{
2730	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2731	}
2732
2733	return VINF_SUCCESS;
2734	}
2735
2736	/**
2737	* Start video capturing. Does nothing if capturing is already active.
2738	*
2739	* @param pVideoRecCfg Video recording configuration to use.
2740	* @returns IPRT status code.
2741	*/
2742	int Display::i_videoRecStart(void)
2743	{
2744	if (VideoRecIsActive(mpVideoRecCtx))
2745	return VINF_SUCCESS;
2746
2747	int rc = VideoRecContextCreate(mcMonitors, &mVideoRecCfg, &mpVideoRecCtx);
2748	if (RT_FAILURE(rc))
2749	{
2750	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2751	return rc;
2752	}
2753
2754	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2755	{
2756	int rc2 = VideoRecStreamInit(mpVideoRecCtx, uScreen);
2757	if (RT_SUCCESS(rc2))
2758	{
2759	i_videoRecScreenChanged(uScreen);
2760	}
2761	else
2762	LogRel(("VideoRec: Failed to initialize video recording context #%u (%Rrc)\n", uScreen, rc2));
2763
2764	if (RT_SUCCESS(rc))
2765	rc = rc2;
2766	}
2767
2768	if (RT_FAILURE(rc))
2769	LogRel(("VideoRec: Failed to start video recording (%Rrc)\n", rc));
2770
2771	return rc;
2772	}
2773
2774	/**
2775	* Stops video capturing. Does nothing if video capturing is not active.
2776	*/
2777	void Display::i_videoRecStop(void)
2778	{
2779	if (!VideoRecIsActive(mpVideoRecCtx))
2780	return;
2781
2782	VideoRecContextDestroy(mpVideoRecCtx);
2783	mpVideoRecCtx = NULL;
2784
2785	unsigned uScreenId;
2786	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2787	i_videoRecScreenChanged(uScreenId);
2788	}
2789
2790	void Display::i_videoRecScreenChanged(unsigned uScreenId)
2791	{
2792	if ( !VideoRecIsActive(mpVideoRecCtx)
2793	\|\| !maVideoRecEnabled[uScreenId])
2794	{
2795	/* Skip recording this screen. */
2796	return;
2797	}
2798
2799	/* Get a new source bitmap which will be used by video recording code. */
2800	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2801	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2802
2803	int rc2 = RTCritSectEnter(&mVideoRecLock);
2804	if (RT_SUCCESS(rc2))
2805	{
2806	maFramebuffers[uScreenId].videoRec.pSourceBitmap = pSourceBitmap;
2807
2808	rc2 = RTCritSectLeave(&mVideoRecLock);
2809	AssertRC(rc2);
2810	}
2811	}
2812	#endif /* VBOX_WITH_VIDEOREC */
2813
2814	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2815	ULONG x, ULONG y, ULONG width, ULONG height)
2816	{
2817	int rc = VINF_SUCCESS;
2818
2819	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2820
2821	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2822	{
2823	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2824	}
2825	else if (aScreenId < pDisplay->mcMonitors)
2826	{
2827	/* Copy the bitmap to the guest VRAM. */
2828	const uint8_t *pu8Src = address;
2829	int32_t xSrc = 0;
2830	int32_t ySrc = 0;
2831	uint32_t u32SrcWidth = width;
2832	uint32_t u32SrcHeight = height;
2833	uint32_t u32SrcLineSize = width * 4;
2834	uint32_t u32SrcBitsPerPixel = 32;
2835
2836	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2837	int32_t xDst = x;
2838	int32_t yDst = y;
2839	uint32_t u32DstWidth = pFBInfo->w;
2840	uint32_t u32DstHeight = pFBInfo->h;
2841	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2842	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2843
2844	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2845	width, height,
2846	pu8Src,
2847	xSrc, ySrc,
2848	u32SrcWidth, u32SrcHeight,
2849	u32SrcLineSize, u32SrcBitsPerPixel,
2850	pu8Dst,
2851	xDst, yDst,
2852	u32DstWidth, u32DstHeight,
2853	u32DstLineSize, u32DstBitsPerPixel);
2854	if (RT_SUCCESS(rc))
2855	{
2856	if (!pFBInfo->pSourceBitmap.isNull())
2857	{
2858	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2859	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2860	*/
2861	if ( pFBInfo->fDefaultFormat
2862	&& !pFBInfo->fDisabled)
2863	{
2864	BYTE *pAddress = NULL;
2865	ULONG ulWidth = 0;
2866	ULONG ulHeight = 0;
2867	ULONG ulBitsPerPixel = 0;
2868	ULONG ulBytesPerLine = 0;
2869	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2870
2871	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2872	&ulWidth,
2873	&ulHeight,
2874	&ulBitsPerPixel,
2875	&ulBytesPerLine,
2876	&bitmapFormat);
2877	if (SUCCEEDED(hrc))
2878	{
2879	pu8Src = pFBInfo->pu8FramebufferVRAM;
2880	xSrc = x;
2881	ySrc = y;
2882	u32SrcWidth = pFBInfo->w;
2883	u32SrcHeight = pFBInfo->h;
2884	u32SrcLineSize = pFBInfo->u32LineSize;
2885	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2886
2887	/* Default format is 32 bpp. */
2888	pu8Dst = pAddress;
2889	xDst = xSrc;
2890	yDst = ySrc;
2891	u32DstWidth = u32SrcWidth;
2892	u32DstHeight = u32SrcHeight;
2893	u32DstLineSize = u32DstWidth * 4;
2894	u32DstBitsPerPixel = 32;
2895
2896	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2897	width, height,
2898	pu8Src,
2899	xSrc, ySrc,
2900	u32SrcWidth, u32SrcHeight,
2901	u32SrcLineSize, u32SrcBitsPerPixel,
2902	pu8Dst,
2903	xDst, yDst,
2904	u32DstWidth, u32DstHeight,
2905	u32DstLineSize, u32DstBitsPerPixel);
2906	}
2907	}
2908	}
2909
2910	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2911	}
2912	}
2913	else
2914	{
2915	rc = VERR_INVALID_PARAMETER;
2916	}
2917
2918	if (RT_SUCCESS(rc))
2919	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2920
2921	return rc;
2922	}
2923
2924	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2925	{
2926	/// @todo (r=dmik) this function may take too long to complete if the VM
2927	// is doing something like saving state right now. Which, in case if it
2928	// is called on the GUI thread, will make it unresponsive. We should
2929	// check the machine state here (by enclosing the check and VMRequCall
2930	// within the Console lock to make it atomic).
2931
2932	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2933	(void *)aAddress, aX, aY, aWidth, aHeight));
2934
2935	CheckComArgExpr(aWidth, aWidth != 0);
2936	CheckComArgExpr(aHeight, aHeight != 0);
2937
2938	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2939
2940	CHECK_CONSOLE_DRV(mpDrv);
2941
2942	Console::SafeVMPtr ptrVM(mParent);
2943	if (!ptrVM.isOk())
2944	return ptrVM.rc();
2945
2946	/* Release lock because the call scheduled on EMT may also try to take it. */
2947	alock.release();
2948
2949	/*
2950	* Again we're lazy and make the graphics device do all the
2951	* dirty conversion work.
2952	*/
2953	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2954	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2955
2956	/*
2957	* If the function returns not supported, we'll have to do all the
2958	* work ourselves using the framebuffer.
2959	*/
2960	HRESULT rc = S_OK;
2961	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2962	{
2963	/** @todo implement generic fallback for screen blitting. */
2964	rc = E_NOTIMPL;
2965	}
2966	else if (RT_FAILURE(rcVBox))
2967	rc = setError(VBOX_E_IPRT_ERROR,
2968	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2969	/// @todo
2970	// else
2971	// {
2972	// /* All ok. Redraw the screen. */
2973	// handleDisplayUpdate(x, y, width, height);
2974	// }
2975
2976	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2977	return rc;
2978	}
2979
2980	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2981	{
2982	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2983
2984	unsigned uScreenId;
2985	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2986	{
2987	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2988
2989	if ( !pFBInfo->fVBVAEnabled
2990	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2991	{
2992	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2993	}
2994	else
2995	{
2996	if (!pFBInfo->fDisabled)
2997	{
2998	/* Render complete VRAM screen to the framebuffer.
2999	* When framebuffer uses VRAM directly, just notify it to update.
3000	*/
3001	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
3002	{
3003	BYTE *pAddress = NULL;
3004	ULONG ulWidth = 0;
3005	ULONG ulHeight = 0;
3006	ULONG ulBitsPerPixel = 0;
3007	ULONG ulBytesPerLine = 0;
3008	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3009
3010	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3011	&ulWidth,
3012	&ulHeight,
3013	&ulBitsPerPixel,
3014	&ulBytesPerLine,
3015	&bitmapFormat);
3016	if (SUCCEEDED(hrc))
3017	{
3018	uint32_t width = pFBInfo->w;
3019	uint32_t height = pFBInfo->h;
3020
3021	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3022	int32_t xSrc = 0;
3023	int32_t ySrc = 0;
3024	uint32_t u32SrcWidth = pFBInfo->w;
3025	uint32_t u32SrcHeight = pFBInfo->h;
3026	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3027	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3028
3029	/* Default format is 32 bpp. */
3030	uint8_t *pu8Dst = pAddress;
3031	int32_t xDst = xSrc;
3032	int32_t yDst = ySrc;
3033	uint32_t u32DstWidth = u32SrcWidth;
3034	uint32_t u32DstHeight = u32SrcHeight;
3035	uint32_t u32DstLineSize = u32DstWidth * 4;
3036	uint32_t u32DstBitsPerPixel = 32;
3037
3038	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
3039	* implies resize of Framebuffer is in progress and
3040	* copyrect should not be called.
3041	*/
3042	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
3043	{
3044	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3045	width, height,
3046	pu8Src,
3047	xSrc, ySrc,
3048	u32SrcWidth, u32SrcHeight,
3049	u32SrcLineSize, u32SrcBitsPerPixel,
3050	pu8Dst,
3051	xDst, yDst,
3052	u32DstWidth, u32DstHeight,
3053	u32DstLineSize, u32DstBitsPerPixel);
3054	}
3055	}
3056	}
3057
3058	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
3059	}
3060	}
3061	if (!fUpdateAll)
3062	break;
3063	}
3064	LogRelFlowFunc(("done\n"));
3065	return VINF_SUCCESS;
3066	}
3067
3068	/**
3069	* Does a full invalidation of the VM display and instructs the VM
3070	* to update it immediately.
3071	*
3072	* @returns COM status code
3073	*/
3074
3075	HRESULT Display::invalidateAndUpdate()
3076	{
3077	LogRelFlowFunc(("\n"));
3078
3079	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3080
3081	CHECK_CONSOLE_DRV(mpDrv);
3082
3083	Console::SafeVMPtr ptrVM(mParent);
3084	if (!ptrVM.isOk())
3085	return ptrVM.rc();
3086
3087	HRESULT rc = S_OK;
3088
3089	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
3090
3091	/* Have to release the lock when calling EMT. */
3092	alock.release();
3093
3094	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3095	3, this, 0, true);
3096	alock.acquire();
3097
3098	if (RT_FAILURE(rcVBox))
3099	rc = setError(VBOX_E_IPRT_ERROR,
3100	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
3101
3102	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3103	return rc;
3104	}
3105
3106	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
3107	{
3108	LogRelFlowFunc(("\n"));
3109
3110	HRESULT rc = S_OK;
3111
3112	Console::SafeVMPtr ptrVM(mParent);
3113	if (!ptrVM.isOk())
3114	return ptrVM.rc();
3115
3116	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3117	3, this, aScreenId, false);
3118	if (RT_FAILURE(rcVBox))
3119	rc = setError(VBOX_E_IPRT_ERROR,
3120	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
3121
3122	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3123	return rc;
3124	}
3125
3126	HRESULT Display::completeVHWACommand(BYTE *aCommand)
3127	{
3128	#ifdef VBOX_WITH_VIDEOHWACCEL
3129	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
3130	return S_OK;
3131	#else
3132	return E_NOTIMPL;
3133	#endif
3134	}
3135
3136	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
3137	{
3138	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
3139
3140	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3141	if (mfIsCr3DEnabled)
3142	{
3143	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
3144	if (RT_FAILURE(rc))
3145	{
3146	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3147	pFb->pendingViewportInfo.fPending = true;
3148	pFb->pendingViewportInfo.x = aX;
3149	pFb->pendingViewportInfo.y = aY;
3150	pFb->pendingViewportInfo.width = aWidth;
3151	pFb->pendingViewportInfo.height = aHeight;
3152	}
3153	}
3154	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3155
3156	/* The driver might not have been constructed yet */
3157	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
3158	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
3159
3160	return S_OK;
3161	}
3162
3163	HRESULT Display::querySourceBitmap(ULONG aScreenId,
3164	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
3165	{
3166	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3167
3168	Console::SafeVMPtr ptrVM(mParent);
3169	if (!ptrVM.isOk())
3170	return ptrVM.rc();
3171
3172	bool fSetRenderVRAM = false;
3173	bool fInvalidate = false;
3174
3175	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3176
3177	if (aScreenId >= mcMonitors)
3178	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3179	aScreenId, mcMonitors);
3180
3181	if (!mfSourceBitmapEnabled)
3182	{
3183	aDisplaySourceBitmap = NULL;
3184	return E_FAIL;
3185	}
3186
3187	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3188
3189	/* No source bitmap for a blank guest screen. */
3190	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
3191	{
3192	aDisplaySourceBitmap = NULL;
3193	return E_FAIL;
3194	}
3195
3196	HRESULT hr = S_OK;
3197
3198	if (pFBInfo->pSourceBitmap.isNull())
3199	{
3200	/* Create a new object. */
3201	ComObjPtr<DisplaySourceBitmap> obj;
3202	hr = obj.createObject();
3203	if (SUCCEEDED(hr))
3204	hr = obj->init(this, aScreenId, pFBInfo);
3205
3206	if (SUCCEEDED(hr))
3207	{
3208	pFBInfo->pSourceBitmap = obj;
3209	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
3210
3211	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3212	{
3213	/* Start buffer updates. */
3214	BYTE *pAddress = NULL;
3215	ULONG ulWidth = 0;
3216	ULONG ulHeight = 0;
3217	ULONG ulBitsPerPixel = 0;
3218	ULONG ulBytesPerLine = 0;
3219	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3220
3221	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3222	&ulWidth,
3223	&ulHeight,
3224	&ulBitsPerPixel,
3225	&ulBytesPerLine,
3226	&bitmapFormat);
3227
3228	mpDrv->IConnector.pbData = pAddress;
3229	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3230	mpDrv->IConnector.cBits = ulBitsPerPixel;
3231	mpDrv->IConnector.cx = ulWidth;
3232	mpDrv->IConnector.cy = ulHeight;
3233
3234	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3235	}
3236
3237	/* Make sure that the bitmap contains the latest image. */
3238	fInvalidate = pFBInfo->fDefaultFormat;
3239	}
3240	}
3241
3242	if (SUCCEEDED(hr))
3243	{
3244	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3245	}
3246
3247	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3248	alock.release();
3249
3250	if (SUCCEEDED(hr))
3251	{
3252	if (fSetRenderVRAM)
3253	{
3254	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3255	}
3256
3257	if (fInvalidate)
3258	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3259	3, this, aScreenId, false);
3260	}
3261
3262	LogRelFlowFunc(("%Rhrc\n", hr));
3263	return hr;
3264	}
3265
3266	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3267	{
3268	NOREF(aGuestScreenLayout);
3269	return E_NOTIMPL;
3270	}
3271
3272	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3273	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3274	{
3275	NOREF(aScreenLayoutMode);
3276	NOREF(aGuestScreenInfo);
3277	return E_NOTIMPL;
3278	}
3279
3280	HRESULT Display::detachScreens(const std::vector<LONG> &aScreenIds)
3281	{
3282	NOREF(aScreenIds);
3283	return E_NOTIMPL;
3284	}
3285
3286	// wrapped IEventListener method
3287	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3288	{
3289	VBoxEventType_T aType = VBoxEventType_Invalid;
3290
3291	aEvent->COMGETTER(Type)(&aType);
3292	switch (aType)
3293	{
3294	case VBoxEventType_OnStateChanged:
3295	{
3296	ComPtr<IStateChangedEvent> scev = aEvent;
3297	Assert(scev);
3298	MachineState_T machineState;
3299	scev->COMGETTER(State)(&machineState);
3300	if ( machineState == MachineState_Running
3301	\|\| machineState == MachineState_Teleporting
3302	\|\| machineState == MachineState_LiveSnapshotting
3303	\|\| machineState == MachineState_DeletingSnapshotOnline
3304	)
3305	{
3306	LogRelFlowFunc(("Machine is running.\n"));
3307
3308	#ifdef VBOX_WITH_CROGL
3309	i_crOglWindowsShow(true);
3310	#endif
3311	}
3312	else
3313	{
3314	#ifdef VBOX_WITH_CROGL
3315	if (machineState == MachineState_Paused)
3316	i_crOglWindowsShow(false);
3317	#endif
3318	}
3319	break;
3320	}
3321	default:
3322	AssertFailed();
3323	}
3324
3325	return S_OK;
3326	}
3327
3328
3329	// private methods
3330	/////////////////////////////////////////////////////////////////////////////
3331
3332	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3333	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3334	{
3335	VMMDev *pVMMDev = mParent->i_getVMMDev();
3336	if (!pVMMDev)
3337	return VERR_INVALID_STATE;
3338
3339	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3340	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3341
3342	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3343	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3344
3345	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3346	pData->aParms[0].u.uint32 = aScreenId;
3347
3348	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3349	pData->aParms[1].u.uint32 = x;
3350
3351	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3352	pData->aParms[2].u.uint32 = y;
3353
3354	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3355	pData->aParms[3].u.uint32 = width;
3356
3357	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3358	pData->aParms[4].u.uint32 = height;
3359
3360	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3361	}
3362	#endif
3363
3364	#ifdef VBOX_WITH_CRHGSMI
3365	void Display::i_setupCrHgsmiData(void)
3366	{
3367	VMMDev *pVMMDev = mParent->i_getVMMDev();
3368	Assert(pVMMDev);
3369	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3370	AssertRC(rc);
3371
3372	if (pVMMDev)
3373	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3374	else
3375	rc = VERR_GENERAL_FAILURE;
3376
3377	if (RT_SUCCESS(rc))
3378	{
3379	Assert(mhCrOglSvc);
3380	/* setup command completion callback */
3381	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3382	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3383	Completion.Hdr.cbCmd = sizeof(Completion);
3384	Completion.hCompletion = mpDrv->pVBVACallbacks;
3385	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3386
3387	VBOXHGCMSVCPARM parm;
3388	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3389	parm.u.pointer.addr = &Completion;
3390	parm.u.pointer.size = 0;
3391
3392	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3393	if (RT_SUCCESS(rc))
3394	mCrOglCallbacks = Completion.MainInterface;
3395	else
3396	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3397	}
3398
3399	if (RT_FAILURE(rc))
3400	mhCrOglSvc = NULL;
3401
3402	RTCritSectRwLeaveExcl(&mCrOglLock);
3403	}
3404
3405	void Display::i_destructCrHgsmiData(void)
3406	{
3407	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3408	AssertRC(rc);
3409	mhCrOglSvc = NULL;
3410	RTCritSectRwLeaveExcl(&mCrOglLock);
3411	}
3412	#endif /* VBOX_WITH_CRHGSMI */
3413
3414	/**
3415	* Handle display resize event issued by the VGA device for the primary screen.
3416	*
3417	* @see PDMIDISPLAYCONNECTOR::pfnResize
3418	*/
3419	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3420	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3421	{
3422	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3423	Display *pThis = pDrv->pDisplay;
3424
3425	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3426	bpp, pvVRAM, cbLine, cx, cy));
3427
3428	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3429	if (!f)
3430	{
3431	/* This is a result of recursive call when the source bitmap is being updated
3432	* during a VGA resize. Tell the VGA device to ignore the call.
3433	*
3434	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3435	* fail on resize.
3436	*/
3437	LogRel(("displayResizeCallback: already processing\n"));
3438	return VINF_VGA_RESIZE_IN_PROGRESS;
3439	}
3440
3441	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3442
3443	/* Restore the flag. */
3444	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3445	AssertRelease(f);
3446
3447	return rc;
3448	}
3449
3450	/**
3451	* Handle display update.
3452	*
3453	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3454	*/
3455	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3456	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3457	{
3458	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3459
3460	#ifdef DEBUG_sunlover
3461	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3462	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3463	#endif /* DEBUG_sunlover */
3464
3465	/* This call does update regardless of VBVA status.
3466	* But in VBVA mode this is called only as result of
3467	* pfnUpdateDisplayAll in the VGA device.
3468	*/
3469
3470	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3471	}
3472
3473	/**
3474	* Periodic display refresh callback.
3475	*
3476	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3477	* @thread EMT
3478	*/
3479	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3480	{
3481	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3482
3483	#ifdef DEBUG_sunlover_2
3484	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3485	pDrv->pDisplay->mfVideoAccelEnabled));
3486	#endif /* DEBUG_sunlover_2 */
3487
3488	Display *pDisplay = pDrv->pDisplay;
3489	unsigned uScreenId;
3490
3491	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3492	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3493	{
3494	if (rc == VWRN_INVALID_STATE)
3495	{
3496	/* No VBVA do a display update. */
3497	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3498	}
3499
3500	/* Inform the VRDP server that the current display update sequence is
3501	* completed. At this moment the framebuffer memory contains a definite
3502	* image, that is synchronized with the orders already sent to VRDP client.
3503	* The server can now process redraw requests from clients or initial
3504	* fullscreen updates for new clients.
3505	*/
3506	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3507	{
3508	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3509	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3510	}
3511	}
3512
3513	#ifdef VBOX_WITH_VIDEOREC
3514	if ( VideoRecIsActive(pDisplay->mpVideoRecCtx)
3515	&& VideoRecGetEnabled(&pDisplay->mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
3516	{
3517	do {
3518	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3519	if (pDisplay->mfIsCr3DEnabled)
3520	{
3521	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3522	{
3523	if ( pDisplay->mCrOglCallbacks.pfnHasData
3524	&& pDisplay->mCrOglCallbacks.pfnHasData())
3525	{
3526	/* submit */
3527	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3528
3529	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3530	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3531
3532	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3533	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3534	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3535	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3536	if (RT_SUCCESS(rc))
3537	break;
3538	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3539	}
3540
3541	/* no 3D data available, or error has occured,
3542	* go the straight way */
3543	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3544	}
3545	else
3546	{
3547	/* record request is still in progress, don't do anything */
3548	break;
3549	}
3550	}
3551	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3552
3553	uint64_t u64Now = RTTimeProgramMilliTS();
3554	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3555	{
3556	if (!pDisplay->maVideoRecEnabled[uScreenId])
3557	continue;
3558
3559	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3560	{
3561	pDisplay->i_videoRecStop();
3562	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3563	break;
3564	}
3565
3566	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3567	if (!pFBInfo->fDisabled)
3568	{
3569	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3570	int rc2 = RTCritSectEnter(&pDisplay->mVideoRecLock);
3571	if (RT_SUCCESS(rc2))
3572	{
3573	pSourceBitmap = pFBInfo->videoRec.pSourceBitmap;
3574	RTCritSectLeave(&pDisplay->mVideoRecLock);
3575	}
3576
3577	if (!pSourceBitmap.isNull())
3578	{
3579	BYTE *pbAddress = NULL;
3580	ULONG ulWidth = 0;
3581	ULONG ulHeight = 0;
3582	ULONG ulBitsPerPixel = 0;
3583	ULONG ulBytesPerLine = 0;
3584	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3585	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3586	&ulWidth,
3587	&ulHeight,
3588	&ulBitsPerPixel,
3589	&ulBytesPerLine,
3590	&bitmapFormat);
3591	if (SUCCEEDED(hr) && pbAddress)
3592	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3593	BitmapFormat_BGR,
3594	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3595	pbAddress, u64Now);
3596	else
3597	rc = VERR_NOT_SUPPORTED;
3598
3599	pSourceBitmap.setNull();
3600	}
3601	else
3602	rc = VERR_NOT_SUPPORTED;
3603
3604	if (rc == VINF_TRY_AGAIN)
3605	break;
3606	}
3607	}
3608	} while (0);
3609	}
3610	#endif /* VBOX_WITH_VIDEOREC */
3611
3612	#ifdef DEBUG_sunlover_2
3613	LogFlowFunc(("leave\n"));
3614	#endif /* DEBUG_sunlover_2 */
3615	}
3616
3617	/**
3618	* Reset notification
3619	*
3620	* @see PDMIDISPLAYCONNECTOR::pfnReset
3621	*/
3622	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3623	{
3624	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3625
3626	LogRelFlowFunc(("\n"));
3627
3628	/* Disable VBVA mode. */
3629	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3630	}
3631
3632	/**
3633	* LFBModeChange notification
3634	*
3635	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3636	*/
3637	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3638	{
3639	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3640
3641	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3642
3643	NOREF(fEnabled);
3644
3645	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3646	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3647	}
3648
3649	/**
3650	* Adapter information change notification.
3651	*
3652	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3653	*/
3654	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3655	uint32_t u32VRAMSize)
3656	{
3657	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3658	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3659	}
3660
3661	/**
3662	* Display information change notification.
3663	*
3664	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3665	*/
3666	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3667	void *pvVRAM, unsigned uScreenId)
3668	{
3669	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3670	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3671	}
3672
3673	#ifdef VBOX_WITH_VIDEOHWACCEL
3674
3675	#ifndef S_FALSE
3676	# define S_FALSE ((HRESULT)1L)
3677	#endif
3678
3679	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3680	{
3681	unsigned id = (unsigned)pCommand->iDisplay;
3682	if (id >= mcMonitors)
3683	return VERR_INVALID_PARAMETER;
3684
3685	ComPtr<IFramebuffer> pFramebuffer;
3686	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3687	pFramebuffer = maFramebuffers[id].pFramebuffer;
3688	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3689	arlock.release();
3690
3691	if (pFramebuffer == NULL \|\| !fVHWASupported)
3692	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3693
3694	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3695	if (hr == S_FALSE)
3696	return VINF_SUCCESS;
3697	if (SUCCEEDED(hr))
3698	return VINF_CALLBACK_RETURN;
3699	if (hr == E_ACCESSDENIED)
3700	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3701	if (hr == E_NOTIMPL)
3702	return VERR_NOT_IMPLEMENTED;
3703	return VERR_GENERAL_FAILURE;
3704	}
3705
3706	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3707	{
3708	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3709
3710	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3711	}
3712	#endif
3713
3714	#ifdef VBOX_WITH_CRHGSMI
3715	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3716	{
3717	RT_NOREF(u32Function);
3718	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3719	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3720	}
3721
3722	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3723	{
3724	RT_NOREF(u32Function);
3725	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3726	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3727	}
3728
3729	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3730	{
3731	int rc = VERR_NOT_SUPPORTED;
3732	VBOXHGCMSVCPARM parm;
3733	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3734	parm.u.pointer.addr = pCmd;
3735	parm.u.pointer.size = cbCmd;
3736
3737	if (mhCrOglSvc)
3738	{
3739	VMMDev *pVMMDev = mParent->i_getVMMDev();
3740	if (pVMMDev)
3741	{
3742	/* no completion callback is specified with this call,
3743	* the CrOgl code will complete the CrHgsmi command once it processes it */
3744	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3745	AssertRC(rc);
3746	if (RT_SUCCESS(rc))
3747	return;
3748	}
3749	else
3750	rc = VERR_INVALID_STATE;
3751	}
3752
3753	/* we are here because something went wrong with command processing, complete it */
3754	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3755	}
3756
3757	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3758	{
3759	int rc = VERR_NOT_SUPPORTED;
3760	VBOXHGCMSVCPARM parm;
3761	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3762	parm.u.pointer.addr = pCtl;
3763	parm.u.pointer.size = cbCtl;
3764
3765	if (mhCrOglSvc)
3766	{
3767	VMMDev *pVMMDev = mParent->i_getVMMDev();
3768	if (pVMMDev)
3769	{
3770	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3771	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3772	Display::i_displayCrHgsmiControlCompletion, this);
3773	AssertRC(rc);
3774	if (RT_SUCCESS(rc))
3775	{
3776	if (fCheckPendingViewport)
3777	{
3778	ULONG ul;
3779	for (ul = 0; ul < mcMonitors; ul++)
3780	{
3781	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3782	if (!pFb->pendingViewportInfo.fPending)
3783	continue;
3784
3785	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3786	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3787	if (RT_SUCCESS(rc))
3788	pFb->pendingViewportInfo.fPending = false;
3789	else
3790	{
3791	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3792	rc = VINF_SUCCESS;
3793	}
3794	}
3795	}
3796	return;
3797	}
3798	}
3799	else
3800	rc = VERR_INVALID_STATE;
3801	}
3802
3803	/* we are here because something went wrong with command processing, complete it */
3804	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3805	}
3806
3807	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3808	uint32_t cbCmd)
3809	{
3810	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3811
3812	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3813	}
3814
3815	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3816	uint32_t cbCmd)
3817	{
3818	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3819
3820	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3821	}
3822
3823	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3824	void *pvContext)
3825	{
3826	AssertMsgFailed(("not expected!\n"));
3827	Display pDisplay = (Display )pvContext;
3828	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3829	}
3830
3831	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3832	void *pvContext)
3833	{
3834	Display pDisplay = (Display )pvContext;
3835	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3836
3837	}
3838	#endif
3839
3840	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3841	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3842	void *pvContext)
3843	{
3844	RT_NOREF(u32Function);
3845	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3846	if (pCmd->u.pfnInternal)
3847	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3848	}
3849
3850	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3851	PFNCRCTLCOMPLETION pfnCompletion,
3852	void *pvCompletion)
3853	{
3854	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3855	if (!pVMMDev)
3856	{
3857	AssertMsgFailed(("no vmmdev\n"));
3858	return VERR_INVALID_STATE;
3859	}
3860
3861	Assert(mhCrOglSvc);
3862	VBOXHGCMSVCPARM parm;
3863	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3864	parm.u.pointer.addr = pCmd;
3865	parm.u.pointer.size = cbCmd;
3866
3867	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3868	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3869	pvCompletion);
3870	if (!RT_SUCCESS(rc))
3871	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3872
3873	return rc;
3874	}
3875
3876	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3877	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3878	PFNCRCTLCOMPLETION pfnCompletion,
3879	void *pvCompletion)
3880	{
3881	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3882	Display *pThis = pDrv->pDisplay;
3883	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3884	}
3885
3886	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3887	{
3888	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3889	if (RT_SUCCESS(rc))
3890	{
3891	if (mhCrOglSvc)
3892	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3893	else
3894	rc = VERR_NOT_SUPPORTED;
3895
3896	RTCritSectRwLeaveShared(&mCrOglLock);
3897	}
3898	return rc;
3899	}
3900
3901	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3902	{
3903	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3904	if (RT_SUCCESS(rc))
3905	{
3906	if (mhCrOglSvc)
3907	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3908	else
3909	rc = VERR_NOT_SUPPORTED;
3910
3911	RTCritSectRwLeaveShared(&mCrOglLock);
3912	}
3913	return rc;
3914	}
3915
3916	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3917	{
3918	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3919	if (!pCmdCopy)
3920	{
3921	LogRel(("RTMemAlloc failed\n"));
3922	return VERR_NO_MEMORY;
3923	}
3924
3925	memcpy(pCmdCopy, pCmd, cbCmd);
3926
3927	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3928	if (RT_FAILURE(rc))
3929	{
3930	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3931	RTMemFree(pCmdCopy);
3932	return rc;
3933	}
3934
3935	return VINF_SUCCESS;
3936	}
3937
3938	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3939	{
3940	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3941	AssertRCReturn(rc, rc);
3942
3943	if ( mCrOglCallbacks.pfnHasDataForScreen
3944	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3945	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3946	else
3947	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3948
3949	RTCritSectRwLeaveShared(&mCrOglLock);
3950
3951	return rc;
3952	}
3953
3954	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3955	{
3956	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3957	* However, using one of the prefixes indicating the timestamp unit
3958	* would be very valuable! */
3959	# ifdef VBOX_WITH_VIDEOREC
3960	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3961	# else
3962	RT_NOREF(uScreen, u64Timestamp);
3963	return false;
3964	# endif
3965	}
3966
3967	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3968	{
3969	RT_NOREF(uScreen, u64Timestamp);
3970	}
3971
3972	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3973	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3974	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3975	uint32_t uGuestWidth, uint32_t uGuestHeight,
3976	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3977	{
3978	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3979	# ifdef VBOX_WITH_VIDEOREC
3980	if ( VideoRecIsActive(mpVideoRecCtx)
3981	&& VideoRecGetEnabled(&mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
3982	{
3983	int rc2 = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3984	uPixelFormat,
3985	uBitsPerPixel, uBytesPerLine,
3986	uGuestWidth, uGuestHeight,
3987	pu8BufferAddress, u64Timestamp);
3988	RT_NOREF(rc2);
3989	Assert(rc2 == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3990	}
3991	# else
3992	RT_NOREF(uScreen, x, y, uPixelFormat, \
3993	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3994	# endif /* VBOX_WITH_VIDEOREC */
3995	}
3996
3997	void Display::i_handleVRecCompletion()
3998	{
3999	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4000	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
4001	}
4002
4003	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
4004
4005	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
4006	{
4007	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4008	HRESULT hr = E_UNEXPECTED;
4009
4010	if (aScreenId >= mcMonitors)
4011	return E_INVALIDARG;
4012
4013	/* 3D acceleration enabled in VM config. */
4014	if (mfIsCr3DEnabled)
4015	{
4016	/* VBoxSharedCrOpenGL HGCM host service is running. */
4017	if (mhCrOglSvc)
4018	{
4019	VMMDev *pVMMDev = mParent->i_getVMMDev();
4020	if (pVMMDev)
4021	{
4022	VBOXCRCMDCTL_HGCM *pCtl;
4023	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
4024	if (pCtl)
4025	{
4026	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
4027	int rc;
4028
4029	pData->u32Screen = aScreenId;
4030	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
4031	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
4032
4033	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4034	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
4035	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4036	pCtl->aParms[0].u.pointer.addr = pData;
4037	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4038
4039	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4040	if (RT_FAILURE(rc))
4041	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4042	else
4043	hr = S_OK;
4044
4045	RTMemFree(pCtl);
4046	}
4047	else
4048	{
4049	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
4050	hr = E_OUTOFMEMORY;
4051	}
4052	}
4053	else
4054	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
4055	}
4056	else
4057	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
4058	}
4059	else
4060	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
4061	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
4062	# else
4063	{
4064	hr = S_OK;
4065	/* Need an interface like this here (and the #ifdefs needs adjusting):
4066	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4067	if (pUpPort && pUpPort->pfnSetScaleFactor)
4068	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4069	}
4070	# endif
4071
4072	return hr;
4073
4074	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4075	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
4076	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
4077	return E_UNEXPECTED;
4078	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4079	}
4080
4081	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
4082	{
4083	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4084	HRESULT hr = E_UNEXPECTED;
4085
4086	/* 3D acceleration enabled in VM config. */
4087	if (mfIsCr3DEnabled)
4088	{
4089	/* VBoxSharedCrOpenGL HGCM host service is running. */
4090	if (mhCrOglSvc)
4091	{
4092	VMMDev *pVMMDev = mParent->i_getVMMDev();
4093	if (pVMMDev)
4094	{
4095	VBOXCRCMDCTL_HGCM *pCtl;
4096	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
4097	if (pCtl)
4098	{
4099	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
4100	int rc;
4101
4102	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
4103
4104	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4105	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
4106	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4107	pCtl->aParms[0].u.pointer.addr = pData;
4108	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4109
4110	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4111	if (RT_FAILURE(rc))
4112	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4113	else
4114	hr = S_OK;
4115
4116	RTMemFree(pCtl);
4117	}
4118	else
4119	{
4120	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4121	hr = E_OUTOFMEMORY;
4122	}
4123	}
4124	else
4125	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4126	}
4127	else
4128	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
4129	}
4130	else
4131	{
4132	hr = S_OK;
4133	/* Need an interface like this here (and the #ifdefs needs adjusting):
4134	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4135	if (pUpPort && pUpPort->pfnSetScaleFactor)
4136	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4137	}
4138
4139	return hr;
4140
4141	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4142	RT_NOREF(fUnscaledHiDPI);
4143	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
4144	return E_UNEXPECTED;
4145	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4146	}
4147
4148	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4149	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4150	uint32_t x, uint32_t y,
4151	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4152	uint32_t uGuestWidth, uint32_t uGuestHeight,
4153	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4154	{
4155	Display pDisplay = (Display )pvCtx;
4156	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
4157	x, y, BitmapFormat_BGR, uBitsPerPixel,
4158	uBytesPerLine, uGuestWidth, uGuestHeight,
4159	pu8BufferAddress, u64Timestamp);
4160	}
4161
4162	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4163	{
4164	Display pDisplay = (Display )pvCtx;
4165	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4166	}
4167
4168	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4169	{
4170	Display pDisplay = (Display )pvCtx;
4171	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4172	}
4173
4174	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4175	{
4176	RT_NOREF(pCmd, cbCmd, rc);
4177	Display pDisplay = (Display )pvCompletion;
4178	pDisplay->i_handleVRecCompletion();
4179	}
4180
4181	#endif
4182
4183
4184	#ifdef VBOX_WITH_HGSMI
4185	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
4186	bool fRenderThreadMode)
4187	{
4188	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4189
4190	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4191	Display *pThis = pDrv->pDisplay;
4192
4193	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4194	{
4195	LogRel(("Enabling different vbva mode\n"));
4196	#ifdef DEBUG_misha
4197	AssertMsgFailed(("enabling different vbva mode\n"));
4198	#endif
4199	return VERR_INVALID_STATE;
4200	}
4201
4202	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4203	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4204	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4205	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4206
4207	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4208
4209	return VINF_SUCCESS;
4210	}
4211
4212	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4213	{
4214	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4215
4216	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4217	Display *pThis = pDrv->pDisplay;
4218
4219	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4220
4221	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4222
4223	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4224	{
4225	/* Make sure that the primary screen is visible now.
4226	* The guest can't use VBVA anymore, so only only the VGA device output works.
4227	*/
4228	pFBInfo->flags = 0;
4229	if (pFBInfo->fDisabled)
4230	{
4231	pFBInfo->fDisabled = false;
4232	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4233	GuestMonitorChangedEventType_Enabled,
4234	uScreenId,
4235	pFBInfo->xOrigin, pFBInfo->yOrigin,
4236	pFBInfo->w, pFBInfo->h);
4237	}
4238	}
4239
4240	pFBInfo->fVBVAEnabled = false;
4241	pFBInfo->fVBVAForceResize = false;
4242	pFBInfo->fRenderThreadMode = false;
4243
4244	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4245
4246	pFBInfo->pVBVAHostFlags = NULL;
4247
4248	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4249	{
4250	/* Force full screen update, because VGA device must take control, do resize, etc. */
4251	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4252	}
4253	}
4254
4255	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4256	{
4257	RT_NOREF(uScreenId);
4258	LogFlowFunc(("uScreenId %d\n", uScreenId));
4259
4260	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4261	Display *pThis = pDrv->pDisplay;
4262
4263	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4264	{
4265	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4266	pThis->mcMonitors);
4267	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4268	}
4269	}
4270
4271	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4272	PCVBVACMDHDR pCmd, size_t cbCmd)
4273	{
4274	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4275
4276	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4277	Display *pThis = pDrv->pDisplay;
4278	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4279
4280	if (pFBInfo->fDefaultFormat)
4281	{
4282	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4283	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4284	&& !pFBInfo->fDisabled)
4285	{
4286	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4287	}
4288	else if ( !pFBInfo->pSourceBitmap.isNull()
4289	&& !pFBInfo->fDisabled)
4290	{
4291	/* Render VRAM content to the framebuffer. */
4292	BYTE *pAddress = NULL;
4293	ULONG ulWidth = 0;
4294	ULONG ulHeight = 0;
4295	ULONG ulBitsPerPixel = 0;
4296	ULONG ulBytesPerLine = 0;
4297	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4298
4299	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4300	&ulWidth,
4301	&ulHeight,
4302	&ulBitsPerPixel,
4303	&ulBytesPerLine,
4304	&bitmapFormat);
4305	if (SUCCEEDED(hrc))
4306	{
4307	uint32_t width = pCmd->w;
4308	uint32_t height = pCmd->h;
4309
4310	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4311	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4312	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4313	uint32_t u32SrcWidth = pFBInfo->w;
4314	uint32_t u32SrcHeight = pFBInfo->h;
4315	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4316	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4317
4318	uint8_t *pu8Dst = pAddress;
4319	int32_t xDst = xSrc;
4320	int32_t yDst = ySrc;
4321	uint32_t u32DstWidth = u32SrcWidth;
4322	uint32_t u32DstHeight = u32SrcHeight;
4323	uint32_t u32DstLineSize = u32DstWidth * 4;
4324	uint32_t u32DstBitsPerPixel = 32;
4325
4326	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4327	width, height,
4328	pu8Src,
4329	xSrc, ySrc,
4330	u32SrcWidth, u32SrcHeight,
4331	u32SrcLineSize, u32SrcBitsPerPixel,
4332	pu8Dst,
4333	xDst, yDst,
4334	u32DstWidth, u32DstHeight,
4335	u32DstLineSize, u32DstBitsPerPixel);
4336	}
4337	}
4338	}
4339
4340	VBVACMDHDR hdrSaved = *pCmd;
4341
4342	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4343
4344	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4345	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4346
4347	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4348	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4349
4350	*pHdrUnconst = hdrSaved;
4351	}
4352
4353	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4354	uint32_t cx, uint32_t cy)
4355	{
4356	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4357
4358	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4359	Display *pThis = pDrv->pDisplay;
4360	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4361
4362	/** @todo handleFramebufferUpdate (uScreenId,
4363	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4364	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4365	* cx, cy);
4366	*/
4367	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4368	}
4369
4370	#ifdef DEBUG_sunlover
4371	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4372	{
4373	LogRel(("displayVBVAResize: [%d] %s\n"
4374	" pView->u32ViewIndex %d\n"
4375	" pView->u32ViewOffset 0x%08X\n"
4376	" pView->u32ViewSize 0x%08X\n"
4377	" pView->u32MaxScreenSize 0x%08X\n"
4378	" pScreen->i32OriginX %d\n"
4379	" pScreen->i32OriginY %d\n"
4380	" pScreen->u32StartOffset 0x%08X\n"
4381	" pScreen->u32LineSize 0x%08X\n"
4382	" pScreen->u32Width %d\n"
4383	" pScreen->u32Height %d\n"
4384	" pScreen->u16BitsPerPixel %d\n"
4385	" pScreen->u16Flags 0x%04X\n"
4386	" pFBInfo->u32Offset 0x%08X\n"
4387	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4388	" pFBInfo->u32InformationSize 0x%08X\n"
4389	" pFBInfo->fDisabled %d\n"
4390	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4391	" pFBInfo->u16BitsPerPixel %d\n"
4392	" pFBInfo->pu8FramebufferVRAM %p\n"
4393	" pFBInfo->u32LineSize 0x%08X\n"
4394	" pFBInfo->flags 0x%04X\n"
4395	" pFBInfo->pHostEvents %p\n"
4396	" pFBInfo->fDefaultFormat %d\n"
4397	" pFBInfo->fVBVAEnabled %d\n"
4398	" pFBInfo->fVBVAForceResize %d\n"
4399	" pFBInfo->pVBVAHostFlags %p\n"
4400	"",
4401	pScreen->u32ViewIndex,
4402	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4403	pView->u32ViewIndex,
4404	pView->u32ViewOffset,
4405	pView->u32ViewSize,
4406	pView->u32MaxScreenSize,
4407	pScreen->i32OriginX,
4408	pScreen->i32OriginY,
4409	pScreen->u32StartOffset,
4410	pScreen->u32LineSize,
4411	pScreen->u32Width,
4412	pScreen->u32Height,
4413	pScreen->u16BitsPerPixel,
4414	pScreen->u16Flags,
4415	pFBInfo->u32Offset,
4416	pFBInfo->u32MaxFramebufferSize,
4417	pFBInfo->u32InformationSize,
4418	pFBInfo->fDisabled,
4419	pFBInfo->xOrigin,
4420	pFBInfo->yOrigin,
4421	pFBInfo->w,
4422	pFBInfo->h,
4423	pFBInfo->u16BitsPerPixel,
4424	pFBInfo->pu8FramebufferVRAM,
4425	pFBInfo->u32LineSize,
4426	pFBInfo->flags,
4427	pFBInfo->pHostEvents,
4428	pFBInfo->fDefaultFormat,
4429	pFBInfo->fVBVAEnabled,
4430	pFBInfo->fVBVAForceResize,
4431	pFBInfo->pVBVAHostFlags
4432	));
4433	}
4434	#endif /* DEBUG_sunlover */
4435
4436	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4437	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4438	{
4439	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4440
4441	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4442	Display *pThis = pDrv->pDisplay;
4443
4444	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4445	}
4446
4447	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4448	{
4449	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4450
4451	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4452
4453	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4454	{
4455	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4456	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4457	* the VM window will be black. */
4458	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4459	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4460	int32_t xOrigin = pFBInfo->xOrigin;
4461	int32_t yOrigin = pFBInfo->yOrigin;
4462
4463	alock.release();
4464
4465	i_notifyCroglResize(pView, pScreen, pvVRAM);
4466
4467	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4468	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4469
4470	return VINF_SUCCESS;
4471	}
4472
4473	VBVAINFOSCREEN screenInfo;
4474	RT_ZERO(screenInfo);
4475
4476	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4477	{
4478	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4479	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4480	* the code below to choose the "blanking" branches.
4481	*/
4482	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4483	screenInfo.i32OriginX = pFBInfo->xOrigin;
4484	screenInfo.i32OriginY = pFBInfo->yOrigin;
4485	screenInfo.u32StartOffset = 0; /* Irrelevant */
4486	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4487	screenInfo.u32Width = pFBInfo->w;
4488	screenInfo.u32Height = pFBInfo->h;
4489	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4490	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4491
4492	pScreen = &screenInfo;
4493	}
4494
4495	if (fResetInputMapping)
4496	{
4497	/// @todo Rename to m* and verify whether some kind of lock is required.
4498	xInputMappingOrigin = 0;
4499	yInputMappingOrigin = 0;
4500	cxInputMapping = 0;
4501	cyInputMapping = 0;
4502	}
4503
4504	alock.release();
4505
4506	i_notifyCroglResize(pView, pScreen, pvVRAM);
4507
4508	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4509	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4510	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4511	pScreen->i32OriginX, pScreen->i32OriginY, false);
4512	}
4513
4514	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4515	uint32_t xHot, uint32_t yHot,
4516	uint32_t cx, uint32_t cy,
4517	const void *pvShape)
4518	{
4519	LogFlowFunc(("\n"));
4520
4521	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4522
4523	uint32_t cbShape = 0;
4524	if (pvShape)
4525	{
4526	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4527	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4528	}
4529
4530	/* Tell the console about it */
4531	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4532	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4533
4534	return VINF_SUCCESS;
4535	}
4536
4537	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4538	{
4539	LogFlowFunc(("\n"));
4540
4541	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4542	Display *pThis = pDrv->pDisplay;
4543
4544	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4545	}
4546
4547	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4548	uint32_t cx, uint32_t cy)
4549	{
4550	LogFlowFunc(("\n"));
4551
4552	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4553	Display *pThis = pDrv->pDisplay;
4554
4555	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4556	}
4557
4558	#endif /* VBOX_WITH_HGSMI */
4559
4560	/**
4561	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4562	*/
4563	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4564	{
4565	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4566	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4567	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4568	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4569	return NULL;
4570	}
4571
4572
4573	/**
4574	* Destruct a display driver instance.
4575	*
4576	* @returns VBox status code.
4577	* @param pDrvIns The driver instance data.
4578	*/
4579	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4580	{
4581	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4582	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4583	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4584
4585	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4586
4587	pThis->IConnector.pbData = NULL;
4588	pThis->IConnector.cbScanline = 0;
4589	pThis->IConnector.cBits = 32;
4590	pThis->IConnector.cx = 0;
4591	pThis->IConnector.cy = 0;
4592
4593	if (pThis->pDisplay)
4594	{
4595	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4596	#ifdef VBOX_WITH_VIDEOREC
4597	pThis->pDisplay->i_videoRecStop();
4598	#endif
4599	#ifdef VBOX_WITH_CRHGSMI
4600	pThis->pDisplay->i_destructCrHgsmiData();
4601	#endif
4602	pThis->pDisplay->mpDrv = NULL;
4603	}
4604	}
4605
4606
4607	/**
4608	* Construct a display driver instance.
4609	*
4610	* @copydoc FNPDMDRVCONSTRUCT
4611	*/
4612	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4613	{
4614	RT_NOREF(fFlags);
4615	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4616	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4617	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4618
4619	/*
4620	* Validate configuration.
4621	*/
4622	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4623	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4624	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4625	("Configuration error: Not possible to attach anything to this driver!\n"),
4626	VERR_PDM_DRVINS_NO_ATTACH);
4627
4628	/*
4629	* Init Interfaces.
4630	*/
4631	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4632
4633	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4634	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4635	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4636	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4637	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4638	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4639	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4640	#ifdef VBOX_WITH_VIDEOHWACCEL
4641	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4642	#endif
4643	#ifdef VBOX_WITH_CRHGSMI
4644	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4645	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4646	#endif
4647	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4648	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4649	#endif
4650	#ifdef VBOX_WITH_HGSMI
4651	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4652	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4653	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4654	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4655	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4656	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4657	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4658	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4659	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4660	#endif
4661
4662	/*
4663	* Get the IDisplayPort interface of the above driver/device.
4664	*/
4665	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4666	if (!pThis->pUpPort)
4667	{
4668	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4669	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4670	}
4671	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4672	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4673	if (!pThis->pVBVACallbacks)
4674	{
4675	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4676	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4677	}
4678	#endif
4679	/*
4680	* Get the Display object pointer and update the mpDrv member.
4681	*/
4682	void *pv;
4683	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4684	if (RT_FAILURE(rc))
4685	{
4686	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4687	return rc;
4688	}
4689	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4690	pThis->pDisplay = pDisplay;
4691	pThis->pDisplay->mpDrv = pThis;
4692
4693	/* Disable VRAM to a buffer copy initially. */
4694	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4695	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4696
4697	/*
4698	* Start periodic screen refreshes
4699	*/
4700	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4701
4702	#ifdef VBOX_WITH_CRHGSMI
4703	pDisplay->i_setupCrHgsmiData();
4704	#endif
4705
4706	#ifdef VBOX_WITH_VIDEOREC
4707	if (pDisplay->i_videoRecGetEnabled())
4708	{
4709	int rc2 = pDisplay->i_videoRecStart();
4710	if (RT_SUCCESS(rc2))
4711	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4712
4713	/* If video recording fails for whatever reason here, this is
4714	* non-critical and should not be returned at this point -- otherwise
4715	* the display driver construction fails completely. */
4716	}
4717	#endif
4718
4719	return rc;
4720	}
4721
4722
4723	/**
4724	* Display driver registration record.
4725	*/
4726	const PDMDRVREG Display::DrvReg =
4727	{
4728	/* u32Version */
4729	PDM_DRVREG_VERSION,
4730	/* szName */
4731	"MainDisplay",
4732	/* szRCMod */
4733	"",
4734	/* szR0Mod */
4735	"",
4736	/* pszDescription */
4737	"Main display driver (Main as in the API).",
4738	/* fFlags */
4739	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4740	/* fClass. */
4741	PDM_DRVREG_CLASS_DISPLAY,
4742	/* cMaxInstances */
4743	~0U,
4744	/* cbInstance */
4745	sizeof(DRVMAINDISPLAY),
4746	/* pfnConstruct */
4747	Display::i_drvConstruct,
4748	/* pfnDestruct */
4749	Display::i_drvDestruct,
4750	/* pfnRelocate */
4751	NULL,
4752	/* pfnIOCtl */
4753	NULL,
4754	/* pfnPowerOn */
4755	NULL,
4756	/* pfnReset */
4757	NULL,
4758	/* pfnSuspend */
4759	NULL,
4760	/* pfnResume */
4761	NULL,
4762	/* pfnAttach */
4763	NULL,
4764	/* pfnDetach */
4765	NULL,
4766	/* pfnPowerOff */
4767	NULL,
4768	/* pfnSoftReset */
4769	NULL,
4770	/* u32EndVersion */
4771	PDM_DRVREG_VERSION
4772	};
4773
4774	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 69724

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