DisplayImpl.cpp@ 63718

Last change on this file since 63718 was 63606, checked in by vboxsync, 8 years ago
PDMIDISPLAYCONNECTOR: const ptr vs const data mismatch.
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1	/* $Id: DisplayImpl.cpp 63606 2016-08-22 10:32:13Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "GuestImpl.h"
23	#include "VMMDev.h"
24
25	#include "AutoCaller.h"
26	#include "Logging.h"
27
28	/* generated header */
29	#include "VBoxEvents.h"
30
31	#include <iprt/semaphore.h>
32	#include <iprt/thread.h>
33	#include <iprt/asm.h>
34	#include <iprt/time.h>
35	#include <iprt/cpp/utils.h>
36	#include <iprt/alloca.h>
37
38	#include <VBox/vmm/pdmdrv.h>
39	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
40	# include <VBox/vmm/vm.h>
41	#endif
42
43	#ifdef VBOX_WITH_VIDEOHWACCEL
44	# include <VBox/VBoxVideo.h>
45	#endif
46
47	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
48	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
49	#endif
50
51	#include <VBox/com/array.h>
52
53	#ifdef VBOX_WITH_VPX
54	# include <iprt/path.h>
55	# include "VideoRec.h"
56	#endif
57
58	#ifdef VBOX_WITH_CROGL
59	typedef enum
60	{
61	CRVREC_STATE_IDLE,
62	CRVREC_STATE_SUBMITTED
63	} CRVREC_STATE;
64	#endif
65
66	/**
67	* Display driver instance data.
68	*
69	* @implements PDMIDISPLAYCONNECTOR
70	*/
71	typedef struct DRVMAINDISPLAY
72	{
73	/** Pointer to the display object. */
74	Display *pDisplay;
75	/** Pointer to the driver instance structure. */
76	PPDMDRVINS pDrvIns;
77	/** Pointer to the keyboard port interface of the driver/device above us. */
78	PPDMIDISPLAYPORT pUpPort;
79	/** Our display connector interface. */
80	PDMIDISPLAYCONNECTOR IConnector;
81	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
82	/** VBVA callbacks */
83	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
84	#endif
85	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
86
87	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
88	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
89
90	// constructor / destructor
91	/////////////////////////////////////////////////////////////////////////////
92
93	Display::Display()
94	: mParent(NULL), mfIsCr3DEnabled(false)
95	{
96	}
97
98	Display::~Display()
99	{
100	}
101
102
103	HRESULT Display::FinalConstruct()
104	{
105	int rc = videoAccelConstruct(&mVideoAccelLegacy);
106	AssertRC(rc);
107
108	mfVideoAccelVRDP = false;
109	mfu32SupportedOrders = 0;
110	mcVideoAccelVRDPRefs = 0;
111
112	mfSeamlessEnabled = false;
113	mpRectVisibleRegion = NULL;
114	mcRectVisibleRegion = 0;
115
116	#ifdef VBOX_WITH_CROGL
117	mfCrOglDataHidden = false;
118	#endif
119
120	mpDrv = NULL;
121	mpVMMDev = NULL;
122	mfVMMDevInited = false;
123
124	rc = RTCritSectInit(&mVideoAccelLock);
125	AssertRC(rc);
126
127	#ifdef VBOX_WITH_HGSMI
128	mu32UpdateVBVAFlags = 0;
129	mfVMMDevSupportsGraphics = false;
130	mfGuestVBVACapabilities = 0;
131	mfHostCursorCapabilities = 0;
132	#endif
133	#ifdef VBOX_WITH_VPX
134	rc = RTCritSectInit(&mVideoCaptureLock);
135	AssertRC(rc);
136
137	mpVideoRecCtx = NULL;
138	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
139	maVideoRecEnabled[i] = true;
140	#endif
141
142	#ifdef VBOX_WITH_CRHGSMI
143	mhCrOglSvc = NULL;
144	rc = RTCritSectRwInit(&mCrOglLock);
145	AssertRC(rc);
146	#endif
147	#ifdef VBOX_WITH_CROGL
148	RT_ZERO(mCrOglCallbacks);
149	RT_ZERO(mCrOglScreenshotData);
150	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
151	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
152	mCrOglScreenshotData.pvContext = this;
153	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
154	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
155	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
156	#endif
157
158	return BaseFinalConstruct();
159	}
160
161	void Display::FinalRelease()
162	{
163	uninit();
164
165	#ifdef VBOX_WITH_VPX
166	if (RTCritSectIsInitialized(&mVideoCaptureLock))
167	{
168	RTCritSectDelete(&mVideoCaptureLock);
169	RT_ZERO(mVideoCaptureLock);
170	}
171	#endif
172
173	videoAccelDestroy(&mVideoAccelLegacy);
174	i_saveVisibleRegion(0, NULL);
175
176	if (RTCritSectIsInitialized(&mVideoAccelLock))
177	{
178	RTCritSectDelete(&mVideoAccelLock);
179	RT_ZERO(mVideoAccelLock);
180	}
181
182	#ifdef VBOX_WITH_CRHGSMI
183	if (RTCritSectRwIsInitialized(&mCrOglLock))
184	{
185	RTCritSectRwDelete(&mCrOglLock);
186	RT_ZERO(mCrOglLock);
187	}
188	#endif
189	BaseFinalRelease();
190	}
191
192	// public initializer/uninitializer for internal purposes only
193	/////////////////////////////////////////////////////////////////////////////
194
195	#define kMaxSizeThumbnail 64
196
197	/**
198	* Save thumbnail and screenshot of the guest screen.
199	*/
200	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
201	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
202	{
203	int rc = VINF_SUCCESS;
204
205	uint8_t *pu8Thumbnail = NULL;
206	uint32_t cbThumbnail = 0;
207	uint32_t cxThumbnail = 0;
208	uint32_t cyThumbnail = 0;
209
210	if (cx > cy)
211	{
212	cxThumbnail = kMaxSizeThumbnail;
213	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
214	}
215	else
216	{
217	cyThumbnail = kMaxSizeThumbnail;
218	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
219	}
220
221	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
222
223	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
224	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
225
226	if (pu8Thumbnail)
227	{
228	uint8_t *dst = pu8Thumbnail;
229	uint8_t *src = pbData;
230	int dstW = cxThumbnail;
231	int dstH = cyThumbnail;
232	int srcW = cx;
233	int srcH = cy;
234	int iDeltaLine = cx * 4;
235
236	BitmapScale32(dst,
237	dstW, dstH,
238	src,
239	iDeltaLine,
240	srcW, srcH);
241
242	*ppu8Thumbnail = pu8Thumbnail;
243	*pcbThumbnail = cbThumbnail;
244	*pcxThumbnail = cxThumbnail;
245	*pcyThumbnail = cyThumbnail;
246	}
247	else
248	{
249	rc = VERR_NO_MEMORY;
250	}
251
252	return rc;
253	}
254
255	#ifdef VBOX_WITH_CROGL
256	typedef struct
257	{
258	CRVBOXHGCMTAKESCREENSHOT Base;
259
260	/* 32bpp small RGB image. */
261	uint8_t *pu8Thumbnail;
262	uint32_t cbThumbnail;
263	uint32_t cxThumbnail;
264	uint32_t cyThumbnail;
265
266	/* PNG screenshot. */
267	uint8_t *pu8PNG;
268	uint32_t cbPNG;
269	uint32_t cxPNG;
270	uint32_t cyPNG;
271	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
272
273	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
274	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
275	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
276	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
277	{
278	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
279	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
280	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
281	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
282	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
283	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
284	if (RT_FAILURE(rc))
285	{
286	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
287	if (pData->pu8PNG)
288	{
289	RTMemFree(pData->pu8PNG);
290	pData->pu8PNG = NULL;
291	}
292	pData->cbPNG = 0;
293	pData->cxPNG = 0;
294	pData->cyPNG = 0;
295	}
296	}
297	#endif
298
299	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
300	{
301	Display that = static_cast<Display>(pvUser);
302
303	/* 32bpp small RGB image. */
304	uint8_t *pu8Thumbnail = NULL;
305	uint32_t cbThumbnail = 0;
306	uint32_t cxThumbnail = 0;
307	uint32_t cyThumbnail = 0;
308
309	/* PNG screenshot. */
310	uint8_t *pu8PNG = NULL;
311	uint32_t cbPNG = 0;
312	uint32_t cxPNG = 0;
313	uint32_t cyPNG = 0;
314
315	Console::SafeVMPtr ptrVM(that->mParent);
316	if (ptrVM.isOk())
317	{
318	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
319	BOOL f3DSnapshot = FALSE;
320	if ( that->mfIsCr3DEnabled
321	&& that->mCrOglCallbacks.pfnHasData
322	&& that->mCrOglCallbacks.pfnHasData())
323	{
324	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
325	if (pVMMDev)
326	{
327	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
328	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
329	if (pScreenshot)
330	{
331	/* screen id or CRSCREEN_ALL to specify all enabled */
332	pScreenshot->Base.u32Screen = 0;
333	pScreenshot->Base.u32Width = 0;
334	pScreenshot->Base.u32Height = 0;
335	pScreenshot->Base.u32Pitch = 0;
336	pScreenshot->Base.pvBuffer = NULL;
337	pScreenshot->Base.pvContext = pScreenshot;
338	pScreenshot->Base.pfnScreenshotBegin = NULL;
339	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
340	pScreenshot->Base.pfnScreenshotEnd = NULL;
341
342	VBOXCRCMDCTL_HGCM data;
343	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
344	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
345
346	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
347	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
348	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
349
350	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
351	if (RT_SUCCESS(rc))
352	{
353	if (pScreenshot->pu8PNG)
354	{
355	pu8Thumbnail = pScreenshot->pu8Thumbnail;
356	cbThumbnail = pScreenshot->cbThumbnail;
357	cxThumbnail = pScreenshot->cxThumbnail;
358	cyThumbnail = pScreenshot->cyThumbnail;
359
360	/* PNG screenshot. */
361	pu8PNG = pScreenshot->pu8PNG;
362	cbPNG = pScreenshot->cbPNG;
363	cxPNG = pScreenshot->cxPNG;
364	cyPNG = pScreenshot->cyPNG;
365	f3DSnapshot = TRUE;
366	}
367	else
368	AssertMsgFailed(("no png\n"));
369	}
370	else
371	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
372
373
374	RTMemFree(pScreenshot);
375	}
376	}
377	}
378
379	if (!f3DSnapshot)
380	#endif
381	{
382	/* Query RGB bitmap. */
383	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
384	uint8_t *pbData = NULL;
385	size_t cbData = 0;
386	uint32_t cx = 0;
387	uint32_t cy = 0;
388	bool fFreeMem = false;
389	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
390
391	/*
392	* It is possible that success is returned but everything is 0 or NULL.
393	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
394	*/
395	if (RT_SUCCESS(rc) && pbData)
396	{
397	Assert(cx && cy);
398
399	/* Prepare a small thumbnail and a PNG screenshot. */
400	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
401	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
402	if (RT_FAILURE(rc))
403	{
404	if (pu8PNG)
405	{
406	RTMemFree(pu8PNG);
407	pu8PNG = NULL;
408	}
409	cbPNG = 0;
410	cxPNG = 0;
411	cyPNG = 0;
412	}
413
414	if (fFreeMem)
415	RTMemFree(pbData);
416	else
417	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
418	}
419	}
420	}
421	else
422	{
423	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
424	}
425
426	/* Regardless of rc, save what is available:
427	* Data format:
428	* uint32_t cBlocks;
429	* [blocks]
430	*
431	* Each block is:
432	* uint32_t cbBlock; if 0 - no 'block data'.
433	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
434	* [block data]
435	*
436	* Block data for bitmap and PNG:
437	* uint32_t cx;
438	* uint32_t cy;
439	* [image data]
440	*/
441	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
442
443	/* First block. */
444	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
445	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
446
447	if (cbThumbnail)
448	{
449	SSMR3PutU32(pSSM, cxThumbnail);
450	SSMR3PutU32(pSSM, cyThumbnail);
451	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
452	}
453
454	/* Second block. */
455	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
456	SSMR3PutU32(pSSM, 1); /* Block type: png. */
457
458	if (cbPNG)
459	{
460	SSMR3PutU32(pSSM, cxPNG);
461	SSMR3PutU32(pSSM, cyPNG);
462	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
463	}
464
465	RTMemFree(pu8PNG);
466	RTMemFree(pu8Thumbnail);
467	}
468
469	DECLCALLBACK(int)
470	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
471	{
472	RT_NOREF(pvUser);
473	if (uVersion != sSSMDisplayScreenshotVer)
474	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
475	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
476
477	/* Skip data. */
478	uint32_t cBlocks;
479	int rc = SSMR3GetU32(pSSM, &cBlocks);
480	AssertRCReturn(rc, rc);
481
482	for (uint32_t i = 0; i < cBlocks; i++)
483	{
484	uint32_t cbBlock;
485	rc = SSMR3GetU32(pSSM, &cbBlock);
486	AssertRCBreak(rc);
487
488	uint32_t typeOfBlock;
489	rc = SSMR3GetU32(pSSM, &typeOfBlock);
490	AssertRCBreak(rc);
491
492	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
493
494	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
495	* do not write any data if the image size was 0.
496	* @todo Fix and increase saved state version.
497	*/
498	if (cbBlock > 2 * sizeof(uint32_t))
499	{
500	rc = SSMR3Skip(pSSM, cbBlock);
501	AssertRCBreak(rc);
502	}
503	}
504
505	return rc;
506	}
507
508	/**
509	* Save/Load some important guest state
510	*/
511	DECLCALLBACK(void)
512	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
513	{
514	Display that = static_cast<Display>(pvUser);
515
516	SSMR3PutU32(pSSM, that->mcMonitors);
517	for (unsigned i = 0; i < that->mcMonitors; i++)
518	{
519	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
520	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
521	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
522	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
523	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
524	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
525	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
526	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
527	}
528	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
529	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
530	SSMR3PutU32(pSSM, that->cxInputMapping);
531	SSMR3PutU32(pSSM, that->cyInputMapping);
532	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
533	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
534	}
535
536	DECLCALLBACK(int)
537	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
538	{
539	Display that = static_cast<Display>(pvUser);
540
541	if ( uVersion != sSSMDisplayVer
542	&& uVersion != sSSMDisplayVer2
543	&& uVersion != sSSMDisplayVer3
544	&& uVersion != sSSMDisplayVer4
545	&& uVersion != sSSMDisplayVer5)
546	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
547	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
548
549	uint32_t cMonitors;
550	int rc = SSMR3GetU32(pSSM, &cMonitors);
551	AssertRCReturn(rc, rc);
552	if (cMonitors != that->mcMonitors)
553	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
554
555	for (uint32_t i = 0; i < cMonitors; i++)
556	{
557	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
558	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
559	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
560	if ( uVersion == sSSMDisplayVer2
561	\|\| uVersion == sSSMDisplayVer3
562	\|\| uVersion == sSSMDisplayVer4
563	\|\| uVersion == sSSMDisplayVer5)
564	{
565	uint32_t w;
566	uint32_t h;
567	SSMR3GetU32(pSSM, &w);
568	SSMR3GetU32(pSSM, &h);
569	that->maFramebuffers[i].w = w;
570	that->maFramebuffers[i].h = h;
571	}
572	if ( uVersion == sSSMDisplayVer3
573	\|\| uVersion == sSSMDisplayVer4
574	\|\| uVersion == sSSMDisplayVer5)
575	{
576	int32_t xOrigin;
577	int32_t yOrigin;
578	uint32_t flags;
579	SSMR3GetS32(pSSM, &xOrigin);
580	SSMR3GetS32(pSSM, &yOrigin);
581	SSMR3GetU32(pSSM, &flags);
582	that->maFramebuffers[i].xOrigin = xOrigin;
583	that->maFramebuffers[i].yOrigin = yOrigin;
584	that->maFramebuffers[i].flags = (uint16_t)flags;
585	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
586	}
587	}
588	if ( uVersion == sSSMDisplayVer4
589	\|\| uVersion == sSSMDisplayVer5)
590	{
591	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
592	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
593	SSMR3GetU32(pSSM, &that->cxInputMapping);
594	SSMR3GetU32(pSSM, &that->cyInputMapping);
595	}
596	if (uVersion == sSSMDisplayVer5)
597	{
598	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
599	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
600	}
601
602	return VINF_SUCCESS;
603	}
604
605	/**
606	* Initializes the display object.
607	*
608	* @returns COM result indicator
609	* @param parent handle of our parent object
610	* @param qemuConsoleData address of common console data structure
611	*/
612	HRESULT Display::init(Console *aParent)
613	{
614	ComAssertRet(aParent, E_INVALIDARG);
615	/* Enclose the state transition NotReady->InInit->Ready */
616	AutoInitSpan autoInitSpan(this);
617	AssertReturn(autoInitSpan.isOk(), E_FAIL);
618
619	unconst(mParent) = aParent;
620
621	mfSourceBitmapEnabled = true;
622	fVGAResizing = false;
623
624	ULONG ul;
625	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
626	mcMonitors = ul;
627	xInputMappingOrigin = 0;
628	yInputMappingOrigin = 0;
629	cxInputMapping = 0;
630	cyInputMapping = 0;
631
632	for (ul = 0; ul < mcMonitors; ul++)
633	{
634	maFramebuffers[ul].u32Offset = 0;
635	maFramebuffers[ul].u32MaxFramebufferSize = 0;
636	maFramebuffers[ul].u32InformationSize = 0;
637
638	maFramebuffers[ul].pFramebuffer = NULL;
639	/* All secondary monitors are disabled at startup. */
640	maFramebuffers[ul].fDisabled = ul > 0;
641
642	maFramebuffers[ul].u32Caps = 0;
643
644	maFramebuffers[ul].updateImage.pu8Address = NULL;
645	maFramebuffers[ul].updateImage.cbLine = 0;
646
647	maFramebuffers[ul].xOrigin = 0;
648	maFramebuffers[ul].yOrigin = 0;
649
650	maFramebuffers[ul].w = 0;
651	maFramebuffers[ul].h = 0;
652
653	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
654
655	maFramebuffers[ul].u16BitsPerPixel = 0;
656	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
657	maFramebuffers[ul].u32LineSize = 0;
658
659	maFramebuffers[ul].pHostEvents = NULL;
660
661	maFramebuffers[ul].fDefaultFormat = false;
662
663	#ifdef VBOX_WITH_HGSMI
664	maFramebuffers[ul].fVBVAEnabled = false;
665	maFramebuffers[ul].fVBVAForceResize = false;
666	maFramebuffers[ul].fRenderThreadMode = false;
667	maFramebuffers[ul].pVBVAHostFlags = NULL;
668	#endif /* VBOX_WITH_HGSMI */
669	#ifdef VBOX_WITH_CROGL
670	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
671	#endif
672	}
673
674	{
675	// register listener for state change events
676	ComPtr<IEventSource> es;
677	mParent->COMGETTER(EventSource)(es.asOutParam());
678	com::SafeArray<VBoxEventType_T> eventTypes;
679	eventTypes.push_back(VBoxEventType_OnStateChanged);
680	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
681	}
682
683	/* Cache the 3D settings. */
684	BOOL fIs3DEnabled = FALSE;
685	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
686	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
687	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
688	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
689
690	/* Confirm a successful initialization */
691	autoInitSpan.setSucceeded();
692
693	return S_OK;
694	}
695
696	/**
697	* Uninitializes the instance and sets the ready flag to FALSE.
698	* Called either from FinalRelease() or by the parent when it gets destroyed.
699	*/
700	void Display::uninit()
701	{
702	LogRelFlowFunc(("this=%p\n", this));
703
704	/* Enclose the state transition Ready->InUninit->NotReady */
705	AutoUninitSpan autoUninitSpan(this);
706	if (autoUninitSpan.uninitDone())
707	return;
708
709	unsigned uScreenId;
710	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
711	{
712	maFramebuffers[uScreenId].pSourceBitmap.setNull();
713	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
714	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
715	maFramebuffers[uScreenId].updateImage.cbLine = 0;
716	maFramebuffers[uScreenId].pFramebuffer.setNull();
717	#ifdef VBOX_WITH_VPX
718	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
719	#endif
720	}
721
722	if (mParent)
723	{
724	ComPtr<IEventSource> es;
725	mParent->COMGETTER(EventSource)(es.asOutParam());
726	es->UnregisterListener(this);
727	}
728
729	unconst(mParent) = NULL;
730
731	if (mpDrv)
732	mpDrv->pDisplay = NULL;
733
734	mpDrv = NULL;
735	mpVMMDev = NULL;
736	mfVMMDevInited = true;
737	}
738
739	/**
740	* Register the SSM methods. Called by the power up thread to be able to
741	* pass pVM
742	*/
743	int Display::i_registerSSM(PUVM pUVM)
744	{
745	/* Version 2 adds width and height of the framebuffer; version 3 adds
746	* the framebuffer offset in the virtual desktop and the framebuffer flags;
747	* version 4 adds guest to host input event mapping and version 5 adds
748	* guest VBVA and host cursor capabilities.
749	*/
750	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
751	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
752	NULL, NULL, NULL,
753	NULL, i_displaySSMSave, NULL,
754	NULL, i_displaySSMLoad, NULL, this);
755	AssertRCReturn(rc, rc);
756
757	/*
758	* Register loaders for old saved states where iInstance was
759	* 3 * sizeof(uint32_t *) due to a code mistake.
760	*/
761	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
762	NULL, NULL, NULL,
763	NULL, NULL, NULL,
764	NULL, i_displaySSMLoad, NULL, this);
765	AssertRCReturn(rc, rc);
766
767	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
768	NULL, NULL, NULL,
769	NULL, NULL, NULL,
770	NULL, i_displaySSMLoad, NULL, this);
771	AssertRCReturn(rc, rc);
772
773	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
774	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
775	NULL, NULL, NULL,
776	NULL, i_displaySSMSaveScreenshot, NULL,
777	NULL, i_displaySSMLoadScreenshot, NULL, this);
778
779	AssertRCReturn(rc, rc);
780
781	return VINF_SUCCESS;
782	}
783
784	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
785	{
786	RT_NOREF(pCmd, cbCmd, rc);
787	Assert(pvCompletion);
788	RTMemFree(pvCompletion);
789	}
790
791	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
792	int Display::i_crOglWindowsShow(bool fShow)
793	{
794	if (!mfCrOglDataHidden == !!fShow)
795	return VINF_SUCCESS;
796
797	if (!mhCrOglSvc)
798	{
799	/* No 3D or the VMSVGA3d kind. */
800	Assert(!mfIsCr3DEnabled);
801	return VERR_INVALID_STATE;
802	}
803
804	VMMDev *pVMMDev = mParent->i_getVMMDev();
805	if (!pVMMDev)
806	{
807	AssertMsgFailed(("no vmmdev\n"));
808	return VERR_INVALID_STATE;
809	}
810
811	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
812	if (!pData)
813	{
814	AssertMsgFailed(("RTMemAlloc failed\n"));
815	return VERR_NO_MEMORY;
816	}
817
818	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
819	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
820
821	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
822	pData->aParms[0].u.uint32 = (uint32_t)fShow;
823
824	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
825	if (RT_SUCCESS(rc))
826	mfCrOglDataHidden = !fShow;
827	else
828	{
829	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
830	RTMemFree(pData);
831	}
832
833	return rc;
834	}
835	#endif
836
837
838	// public methods only for internal purposes
839	/////////////////////////////////////////////////////////////////////////////
840
841	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
842	{
843	RT_NOREF(pView);
844	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
845	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
846	return VINF_SUCCESS; /* nop it */
847
848	if (mfIsCr3DEnabled)
849	{
850	int rc = VERR_INVALID_STATE;
851	if (mhCrOglSvc)
852	{
853	VMMDev *pVMMDev = mParent->i_getVMMDev();
854	if (pVMMDev)
855	{
856	VBOXCRCMDCTL_HGCM *pCtl;
857	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
858	if (pCtl)
859	{
860	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
861	pData->Screen = *pScreen;
862	pData->pvVRAM = pvVRAM;
863
864	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
865	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
866	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
867	pCtl->aParms[0].u.pointer.addr = pData;
868	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
869
870	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
871	if (RT_FAILURE(rc))
872	{
873	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
874	RTMemFree(pCtl);
875	}
876	}
877	else
878	rc = VERR_NO_MEMORY;
879	}
880	}
881
882	return rc;
883	}
884	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
885	RT_NOREF(pScreen, pvVRAM);
886	#endif
887	return VINF_SUCCESS;
888	}
889
890	/**
891	* Handles display resize event.
892	*
893	* @param w New display width
894	* @param h New display height
895	*
896	* @thread EMT
897	*/
898	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
899	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
900	{
901	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
902	pvVRAM, w, h, bpp, cbLine, flags));
903
904	if (uScreenId >= mcMonitors)
905	return VINF_SUCCESS;
906
907	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
908
909	/* Reset the update mode. */
910	pFBInfo->updateImage.pSourceBitmap.setNull();
911	pFBInfo->updateImage.pu8Address = NULL;
912	pFBInfo->updateImage.cbLine = 0;
913
914	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
915	{
916	pFBInfo->w = w;
917	pFBInfo->h = h;
918
919	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
920	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
921	pFBInfo->u32LineSize = cbLine;
922	pFBInfo->flags = flags;
923	}
924
925	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
926	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
927	{
928	if (mpDrv)
929	{
930	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
931
932	mpDrv->IConnector.pbData = NULL;
933	mpDrv->IConnector.cbScanline = 0;
934	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
935	mpDrv->IConnector.cx = 0;
936	mpDrv->IConnector.cy = 0;
937	}
938	}
939
940	maFramebuffers[uScreenId].pSourceBitmap.setNull();
941
942	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
943	{
944	HRESULT hr = maFramebuffers[uScreenId].pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
945	LogFunc(("NotifyChange hr %08X\n", hr));
946	NOREF(hr);
947	}
948
949	bool fUpdateImage = RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage);
950	if (fUpdateImage && !pFBInfo->pFramebuffer.isNull())
951	{
952	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
953	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
954	if (SUCCEEDED(hr))
955	{
956	BYTE *pAddress = NULL;
957	ULONG ulWidth = 0;
958	ULONG ulHeight = 0;
959	ULONG ulBitsPerPixel = 0;
960	ULONG ulBytesPerLine = 0;
961	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
962
963	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
964	&ulWidth,
965	&ulHeight,
966	&ulBitsPerPixel,
967	&ulBytesPerLine,
968	&bitmapFormat);
969	if (SUCCEEDED(hr))
970	{
971	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
972	pFBInfo->updateImage.pu8Address = pAddress;
973	pFBInfo->updateImage.cbLine = ulBytesPerLine;
974	}
975	}
976	}
977
978	/* Inform the VRDP server about the change of display parameters. */
979	LogRelFlowFunc(("Calling VRDP\n"));
980	mParent->i_consoleVRDPServer()->SendResize();
981
982	/* And re-send the seamless rectangles if necessary. */
983	if (mfSeamlessEnabled)
984	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
985
986	#ifdef VBOX_WITH_VPX
987	videoCaptureScreenChanged(uScreenId);
988	#endif
989
990	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
991
992	return VINF_SUCCESS;
993	}
994
995	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
996	{
997	/* Correct negative x and y coordinates. */
998	if (*px < 0)
999	{
1000	px += pw; /* Compute xRight which is also the new width. */
1001
1002	pw = (px < 0)? 0: *px;
1003
1004	*px = 0;
1005	}
1006
1007	if (*py < 0)
1008	{
1009	py += ph; /* Compute xBottom, which is also the new height. */
1010
1011	ph = (py < 0)? 0: *py;
1012
1013	*py = 0;
1014	}
1015
1016	/* Also check if coords are greater than the display resolution. */
1017	if (px + pw > cx)
1018	{
1019	pw = cx > px? cx - *px: 0;
1020	}
1021
1022	if (py + ph > cy)
1023	{
1024	ph = cy > py? cy - *py: 0;
1025	}
1026	}
1027
1028	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1029	{
1030	/*
1031	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1032	* Safe to use VBVA vars and take the framebuffer lock.
1033	*/
1034
1035	#ifdef DEBUG_sunlover
1036	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1037	uScreenId, x, y, w, h));
1038	#endif /* DEBUG_sunlover */
1039
1040	/* No updates for a disabled guest screen. */
1041	if (maFramebuffers[uScreenId].fDisabled)
1042	return;
1043
1044	/* No updates for a blank guest screen. */
1045	/** @note Disabled for now, as the GUI does not update the picture when we
1046	* first blank. */
1047	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1048	return; */
1049
1050	i_checkCoordBounds(&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1051	maFramebuffers[uScreenId].h);
1052
1053	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1054	if (pFramebuffer != NULL)
1055	{
1056	if (w != 0 && h != 0)
1057	{
1058	bool fUpdateImage = RT_BOOL(maFramebuffers[uScreenId].u32Caps & FramebufferCapabilities_UpdateImage);
1059	if (RT_LIKELY(!fUpdateImage))
1060	{
1061	pFramebuffer->NotifyUpdate(x, y, w, h);
1062	}
1063	else
1064	{
1065	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1066
1067	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1068
1069	if (!pFBInfo->updateImage.pSourceBitmap.isNull())
1070	{
1071	Assert(pFBInfo->updateImage.pu8Address);
1072
1073	size_t cbData = w * h * 4;
1074	com::SafeArray<BYTE> image(cbData);
1075
1076	uint8_t *pu8Dst = image.raw();
1077	const uint8_t pu8Src = pFBInfo->updateImage.pu8Address + pFBInfo->updateImage.cbLine y + x * 4;
1078
1079	int i;
1080	for (i = y; i < y + h; ++i)
1081	{
1082	memcpy(pu8Dst, pu8Src, w * 4);
1083	pu8Dst += w * 4;
1084	pu8Src += pFBInfo->updateImage.cbLine;
1085	}
1086
1087	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1088	}
1089	}
1090	}
1091	}
1092
1093	#ifndef VBOX_WITH_HGSMI
1094	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1095	{
1096	#else
1097	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1098	{
1099	#endif /* VBOX_WITH_HGSMI */
1100	/* When VBVA is enabled, the VRDP server is informed
1101	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1102	* Inform the server here only if VBVA is disabled.
1103	*/
1104	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1105	}
1106	}
1107
1108	void Display::i_updateGuestGraphicsFacility(void)
1109	{
1110	Guest* pGuest = mParent->i_getGuest();
1111	AssertPtrReturnVoid(pGuest);
1112	/* The following is from GuestImpl.cpp. */
1113	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1114	* to move the graphics and seamless capability -> facility translation to
1115	* VMMDev so this could be saved. */
1116	RTTIMESPEC TimeSpecTS;
1117	RTTimeNow(&TimeSpecTS);
1118
1119	if ( mfVMMDevSupportsGraphics
1120	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1121	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1122	VBoxGuestFacilityStatus_Active,
1123	0 /fFlags/, &TimeSpecTS);
1124	else
1125	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1126	VBoxGuestFacilityStatus_Inactive,
1127	0 /fFlags/, &TimeSpecTS);
1128	}
1129
1130	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1131	{
1132	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1133	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1134	return;
1135	mfVMMDevSupportsGraphics = fSupportsGraphics;
1136	i_updateGuestGraphicsFacility();
1137	/* The VMMDev interface notifies the console. */
1138	}
1139
1140	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1141	{
1142	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1143	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1144
1145	mfGuestVBVACapabilities = fNewCapabilities;
1146	if (!fNotify)
1147	return;
1148	i_updateGuestGraphicsFacility();
1149	/* Tell the console about it */
1150	mParent->i_onAdditionsStateChange();
1151	}
1152
1153	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1154	{
1155	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1156
1157	xInputMappingOrigin = xOrigin;
1158	yInputMappingOrigin = yOrigin;
1159	cxInputMapping = cx;
1160	cyInputMapping = cy;
1161
1162	/* Re-send the seamless rectangles if necessary. */
1163	if (mfSeamlessEnabled)
1164	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1165	}
1166
1167	/**
1168	* Returns the upper left and lower right corners of the virtual framebuffer.
1169	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1170	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1171	*/
1172	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1173	int32_t px2, int32_t py2)
1174	{
1175	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1176	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1177
1178	AssertPtrReturnVoid(px1);
1179	AssertPtrReturnVoid(py1);
1180	AssertPtrReturnVoid(px2);
1181	AssertPtrReturnVoid(py2);
1182	LogRelFlowFunc(("\n"));
1183
1184	if (!mpDrv)
1185	return;
1186	/* If VBVA is not in use then this flag will not be set and this
1187	* will still work as it should. */
1188	if (!maFramebuffers[0].fDisabled)
1189	{
1190	x1 = (int32_t)maFramebuffers[0].xOrigin;
1191	y1 = (int32_t)maFramebuffers[0].yOrigin;
1192	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1193	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1194	}
1195	if (cxInputMapping && cyInputMapping)
1196	{
1197	x1 = xInputMappingOrigin;
1198	y1 = yInputMappingOrigin;
1199	x2 = xInputMappingOrigin + cxInputMapping;
1200	y2 = yInputMappingOrigin + cyInputMapping;
1201	}
1202	else
1203	for (unsigned i = 1; i < mcMonitors; ++i)
1204	{
1205	if (!maFramebuffers[i].fDisabled)
1206	{
1207	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1208	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1209	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1210	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1211	}
1212	}
1213	*px1 = x1;
1214	*py1 = y1;
1215	*px2 = x2;
1216	*py2 = y2;
1217	}
1218
1219	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1220	{
1221	/* Do we need this to access mParent? I presume that the safe VM pointer
1222	* ensures that mpDrv will remain valid. */
1223	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1224	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1225	& ~fCapabilitiesRemoved;
1226
1227	Console::SafeVMPtr ptrVM(mParent);
1228	if (!ptrVM.isOk())
1229	return ptrVM.rc();
1230	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1231	return S_OK;
1232	CHECK_CONSOLE_DRV(mpDrv);
1233	alock.release(); /* Release before calling up for lock order reasons. */
1234	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1235	mfHostCursorCapabilities = fHostCursorCapabilities;
1236	return S_OK;
1237	}
1238
1239	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1240	{
1241	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1242	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1243	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1244	xAdj = RT_MIN(xAdj, cxInputMapping);
1245	yAdj = RT_MIN(yAdj, cyInputMapping);
1246
1247	Console::SafeVMPtr ptrVM(mParent);
1248	if (!ptrVM.isOk())
1249	return ptrVM.rc();
1250	CHECK_CONSOLE_DRV(mpDrv);
1251	alock.release(); /* Release before calling up for lock order reasons. */
1252	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1253	return S_OK;
1254	}
1255
1256	static bool displayIntersectRect(RTRECT *prectResult,
1257	const RTRECT *prect1,
1258	const RTRECT *prect2)
1259	{
1260	/* Initialize result to an empty record. */
1261	memset(prectResult, 0, sizeof(RTRECT));
1262
1263	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1264	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1265
1266	if (xLeftResult < xRightResult)
1267	{
1268	/* There is intersection by X. */
1269
1270	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1271	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1272
1273	if (yTopResult < yBottomResult)
1274	{
1275	/* There is intersection by Y. */
1276
1277	prectResult->xLeft = xLeftResult;
1278	prectResult->yTop = yTopResult;
1279	prectResult->xRight = xRightResult;
1280	prectResult->yBottom = yBottomResult;
1281
1282	return true;
1283	}
1284	}
1285
1286	return false;
1287	}
1288
1289	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1290	{
1291	RTRECT *pRectVisibleRegion = NULL;
1292
1293	if (pRect == mpRectVisibleRegion)
1294	return VINF_SUCCESS;
1295	if (cRect != 0)
1296	{
1297	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1298	if (!pRectVisibleRegion)
1299	{
1300	return VERR_NO_MEMORY;
1301	}
1302	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1303	}
1304	if (mpRectVisibleRegion)
1305	RTMemFree(mpRectVisibleRegion);
1306	mcRectVisibleRegion = cRect;
1307	mpRectVisibleRegion = pRectVisibleRegion;
1308	return VINF_SUCCESS;
1309	}
1310
1311	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1312	{
1313	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1314	* sizeof(RTRECT));
1315	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1316	if (!pVisibleRegion)
1317	{
1318	return VERR_NO_TMP_MEMORY;
1319	}
1320	int rc = i_saveVisibleRegion(cRect, pRect);
1321	if (RT_FAILURE(rc))
1322	{
1323	RTMemTmpFree(pVisibleRegion);
1324	return rc;
1325	}
1326
1327	unsigned uScreenId;
1328	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1329	{
1330	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1331
1332	if ( !pFBInfo->pFramebuffer.isNull()
1333	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1334	{
1335	/* Prepare a new array of rectangles which intersect with the framebuffer.
1336	*/
1337	RTRECT rectFramebuffer;
1338	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1339	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1340	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1341	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1342
1343	uint32_t cRectVisibleRegion = 0;
1344
1345	uint32_t i;
1346	for (i = 0; i < cRect; i++)
1347	{
1348	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1349	{
1350	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1351	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1352	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1353	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1354
1355	cRectVisibleRegion++;
1356	}
1357	}
1358	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1359	}
1360	}
1361
1362	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1363	VMMDev *vmmDev = mParent->i_getVMMDev();
1364	if (mfIsCr3DEnabled && vmmDev)
1365	{
1366	if (mhCrOglSvc)
1367	{
1368	VBOXCRCMDCTL_HGCM *pCtl;
1369	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1370	if (pCtl)
1371	{
1372	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1373	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1374
1375	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1376	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1377
1378	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1379	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1380	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1381
1382	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1383	if (!RT_SUCCESS(rc))
1384	{
1385	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1386	RTMemFree(pCtl);
1387	}
1388	}
1389	else
1390	AssertMsgFailed(("failed to allocate rects memory\n"));
1391	}
1392	else
1393	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1394	}
1395	#endif
1396
1397	RTMemTmpFree(pVisibleRegion);
1398
1399	return VINF_SUCCESS;
1400	}
1401
1402	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1403	{
1404	/// @todo Currently not used by the guest and is not implemented in
1405	/// framebuffers. Remove?
1406	RT_NOREF(pcRects, paRects);
1407	return VERR_NOT_SUPPORTED;
1408	}
1409
1410	#ifdef VBOX_WITH_HGSMI
1411	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1412	uint32_t fu32SupportedOrders,
1413	bool fVideoAccelVRDP,
1414	DISPLAYFBINFO *pFBInfo)
1415	{
1416	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1417
1418	if (pFBInfo->pVBVAHostFlags)
1419	{
1420	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1421
1422	if (pFBInfo->fVBVAEnabled)
1423	{
1424	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1425
1426	if (fVideoAccelVRDP)
1427	{
1428	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1429	}
1430	}
1431
1432	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1433	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1434
1435	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1436	}
1437	}
1438
1439	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1440	bool fVideoAccelVRDP,
1441	DISPLAYFBINFO *paFBInfos,
1442	unsigned cFBInfos)
1443	{
1444	unsigned uScreenId;
1445
1446	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1447	{
1448	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1449	}
1450	}
1451	#endif /* VBOX_WITH_HGSMI */
1452
1453	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1454	{
1455	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1456	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1457	if (RT_SUCCESS(rc))
1458	{
1459	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1460	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1461	}
1462	LogFlowFunc(("leave %Rrc\n", rc));
1463	return rc;
1464	}
1465
1466	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1467	{
1468	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1469	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1470	if (RT_SUCCESS(rc))
1471	{
1472	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1473	videoAccelLeaveVGA(&mVideoAccelLegacy);
1474	}
1475	LogFlowFunc(("leave %Rrc\n", rc));
1476	return rc;
1477	}
1478
1479	void Display::VideoAccelFlushVMMDev(void)
1480	{
1481	LogFlowFunc(("enter\n"));
1482	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1483	if (RT_SUCCESS(rc))
1484	{
1485	i_VideoAccelFlush(mpDrv->pUpPort);
1486	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1487	}
1488	LogFlowFunc(("leave\n"));
1489	}
1490
1491	/* Called always by one VRDP server thread. Can be thread-unsafe.
1492	*/
1493	void Display::i_VideoAccelVRDP(bool fEnable)
1494	{
1495	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1496
1497	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1498
1499	int c = fEnable?
1500	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1501	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1502
1503	Assert (c >= 0);
1504
1505	/* This can run concurrently with Display videoaccel state change. */
1506	RTCritSectEnter(&mVideoAccelLock);
1507
1508	if (c == 0)
1509	{
1510	/* The last client has disconnected, and the accel can be
1511	* disabled.
1512	*/
1513	Assert(fEnable == false);
1514
1515	mfVideoAccelVRDP = false;
1516	mfu32SupportedOrders = 0;
1517
1518	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1519	maFramebuffers, mcMonitors);
1520	#ifdef VBOX_WITH_HGSMI
1521	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1522	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1523	#endif /* VBOX_WITH_HGSMI */
1524
1525	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1526	}
1527	else if ( c == 1
1528	&& !mfVideoAccelVRDP)
1529	{
1530	/* The first client has connected. Enable the accel.
1531	*/
1532	Assert(fEnable == true);
1533
1534	mfVideoAccelVRDP = true;
1535	/* Supporting all orders. */
1536	mfu32SupportedOrders = UINT32_MAX;
1537
1538	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1539	maFramebuffers, mcMonitors);
1540	#ifdef VBOX_WITH_HGSMI
1541	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1542	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1543	#endif /* VBOX_WITH_HGSMI */
1544
1545	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1546	}
1547	else
1548	{
1549	/* A client is connected or disconnected but there is no change in the
1550	* accel state. It remains enabled.
1551	*/
1552	Assert(mfVideoAccelVRDP == true);
1553	}
1554
1555	RTCritSectLeave(&mVideoAccelLock);
1556	}
1557
1558	void Display::i_notifyPowerDown(void)
1559	{
1560	LogRelFlowFunc(("\n"));
1561
1562	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1563
1564	/* Source bitmaps are not available anymore. */
1565	mfSourceBitmapEnabled = false;
1566
1567	alock.release();
1568
1569	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1570	unsigned uScreenId = mcMonitors;
1571	while (uScreenId > 0)
1572	{
1573	--uScreenId;
1574
1575	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1576	if (!pFBInfo->fDisabled)
1577	{
1578	i_handleDisplayResize(uScreenId, 32,
1579	pFBInfo->pu8FramebufferVRAM,
1580	pFBInfo->u32LineSize,
1581	pFBInfo->w,
1582	pFBInfo->h,
1583	pFBInfo->flags);
1584	}
1585	}
1586	}
1587
1588	// Wrapped IDisplay methods
1589	/////////////////////////////////////////////////////////////////////////////
1590	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1591	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1592	{
1593	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1594
1595	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1596
1597	if (aScreenId >= mcMonitors)
1598	return E_INVALIDARG;
1599
1600	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1601
1602	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1603	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1604	guestMonitorStatus = GuestMonitorStatus_Disabled;
1605
1606	if (aWidth)
1607	*aWidth = pFBInfo->w;
1608	if (aHeight)
1609	*aHeight = pFBInfo->h;
1610	if (aBitsPerPixel)
1611	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1612	if (aXOrigin)
1613	*aXOrigin = pFBInfo->xOrigin;
1614	if (aYOrigin)
1615	*aYOrigin = pFBInfo->yOrigin;
1616	if (aGuestMonitorStatus)
1617	*aGuestMonitorStatus = guestMonitorStatus;
1618
1619	return S_OK;
1620	}
1621
1622
1623	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1624	{
1625	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1626
1627	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1628
1629	if (aScreenId >= mcMonitors)
1630	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1631	aScreenId, mcMonitors);
1632
1633	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1634	if (!pFBInfo->pFramebuffer.isNull())
1635	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1636	aScreenId);
1637
1638	pFBInfo->pFramebuffer = aFramebuffer;
1639	pFBInfo->framebufferId.create();
1640	aId = pFBInfo->framebufferId;
1641
1642	SafeArray<FramebufferCapabilities_T> caps;
1643	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1644	pFBInfo->u32Caps = 0;
1645	size_t i;
1646	for (i = 0; i < caps.size(); ++i)
1647	pFBInfo->u32Caps \|= caps[i];
1648
1649	alock.release();
1650
1651	/* The driver might not have been constructed yet */
1652	if (mpDrv)
1653	{
1654	/* Setup the new framebuffer. */
1655	i_handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
1656	pFBInfo->pu8FramebufferVRAM,
1657	pFBInfo->u32LineSize,
1658	pFBInfo->w,
1659	pFBInfo->h,
1660	pFBInfo->flags);
1661	}
1662
1663	Console::SafeVMPtrQuiet ptrVM(mParent);
1664	if (ptrVM.isOk())
1665	{
1666	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1667	if (mfIsCr3DEnabled)
1668	{
1669	VBOXCRCMDCTL_HGCM data;
1670	RT_ZERO(data);
1671	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1672	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1673
1674	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1675	data.aParms[0].u.uint32 = aScreenId;
1676
1677	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1678	AssertRC(vrc);
1679	}
1680	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1681
1682	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1683	3, this, aScreenId, false);
1684	}
1685
1686	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1687	return S_OK;
1688	}
1689
1690	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1691	{
1692	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1693
1694	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1695
1696	if (aScreenId >= mcMonitors)
1697	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1698	aScreenId, mcMonitors);
1699
1700	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1701
1702	if (pFBInfo->framebufferId != aId)
1703	{
1704	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1705	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1706	}
1707
1708	pFBInfo->pFramebuffer.setNull();
1709	pFBInfo->framebufferId.clear();
1710
1711	alock.release();
1712
1713	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1714	Console::SafeVMPtrQuiet ptrVM(mParent);
1715	if (ptrVM.isOk())
1716	{
1717	if (mfIsCr3DEnabled)
1718	{
1719	VBOXCRCMDCTL_HGCM data;
1720	RT_ZERO(data);
1721	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1722	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1723
1724	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1725	data.aParms[0].u.uint32 = aScreenId;
1726
1727	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1728	AssertRC(vrc);
1729	}
1730	}
1731	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1732
1733	return S_OK;
1734	}
1735
1736	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1737	{
1738	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1739
1740	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1741
1742	if (aScreenId >= mcMonitors)
1743	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1744	aScreenId, mcMonitors);
1745
1746	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1747
1748	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1749
1750	return S_OK;
1751	}
1752
1753	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1754	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1755	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1756	{
1757	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1758	{
1759	/* Some of parameters must not change. Query current mode. */
1760	ULONG ulWidth = 0;
1761	ULONG ulHeight = 0;
1762	ULONG ulBitsPerPixel = 0;
1763	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1764	if (FAILED(hr))
1765	return hr;
1766
1767	/* Assign current values to not changing parameters. */
1768	if (aWidth == 0)
1769	aWidth = ulWidth;
1770	if (aHeight == 0)
1771	aHeight = ulHeight;
1772	if (aBitsPerPixel == 0)
1773	aBitsPerPixel = ulBitsPerPixel;
1774	}
1775
1776	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1777
1778	if (aDisplay >= mcMonitors)
1779	return E_INVALIDARG;
1780
1781	CHECK_CONSOLE_DRV(mpDrv);
1782
1783	/*
1784	* It is up to the guest to decide whether the hint is
1785	* valid. Therefore don't do any VRAM sanity checks here.
1786	*/
1787
1788	/* Have to release the lock because the pfnRequestDisplayChange
1789	* will call EMT. */
1790	alock.release();
1791
1792	/* We always send the hint to the graphics card in case the guest enables
1793	* support later. For now we notify exactly when support is enabled. */
1794	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1795	aBitsPerPixel, aDisplay,
1796	aChangeOrigin ? aOriginX : ~0,
1797	aChangeOrigin ? aOriginY : ~0,
1798	RT_BOOL(aEnabled),
1799	mfGuestVBVACapabilities
1800	& VBVACAPS_VIDEO_MODE_HINTS);
1801	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1802	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1803	{
1804	mParent->i_sendACPIMonitorHotPlugEvent();
1805	}
1806
1807	/* We currently never suppress the VMMDev hint if the guest has requested
1808	* it. Specifically the video graphics driver may not be responsible for
1809	* screen positioning in the guest virtual desktop, and the component
1810	* responsible may want to get the hint from VMMDev. */
1811	VMMDev *pVMMDev = mParent->i_getVMMDev();
1812	if (pVMMDev)
1813	{
1814	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1815	if (pVMMDevPort)
1816	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1817	aDisplay, aOriginX, aOriginY,
1818	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1819	}
1820	return S_OK;
1821	}
1822
1823	HRESULT Display::setSeamlessMode(BOOL enabled)
1824	{
1825	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1826
1827	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1828	alock.release();
1829
1830	VMMDev *pVMMDev = mParent->i_getVMMDev();
1831	if (pVMMDev)
1832	{
1833	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1834	if (pVMMDevPort)
1835	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1836	}
1837	mfSeamlessEnabled = RT_BOOL(enabled);
1838
1839	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1840	if (!enabled)
1841	{
1842	VMMDev *vmmDev = mParent->i_getVMMDev();
1843	if (mfIsCr3DEnabled && vmmDev)
1844	{
1845	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1846	if (!pData)
1847	{
1848	AssertMsgFailed(("RTMemAlloc failed\n"));
1849	return VERR_NO_MEMORY;
1850	}
1851
1852	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1853	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1854
1855	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1856	pData->aParms[0].u.pointer.addr = NULL;
1857	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1858
1859	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
1860	if (!RT_SUCCESS(rc))
1861	{
1862	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1863	RTMemFree(pData);
1864	}
1865	}
1866	}
1867	#endif
1868	return S_OK;
1869	}
1870
1871	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1872	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
1873	uint32_t u32Width, uint32_t u32Height)
1874	{
1875	if ( pDisplay->mfIsCr3DEnabled
1876	&& pDisplay->mCrOglCallbacks.pfnHasData
1877	&& pDisplay->mCrOglCallbacks.pfnHasData())
1878	{
1879	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
1880	if (pVMMDev)
1881	{
1882	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
1883	if (pScreenshot)
1884	{
1885	/* screen id or CRSCREEN_ALL to specify all enabled */
1886	pScreenshot->u32Screen = aScreenId;
1887	pScreenshot->u32Width = u32Width;
1888	pScreenshot->u32Height = u32Height;
1889	pScreenshot->u32Pitch = u32Width * 4;
1890	pScreenshot->pvBuffer = pbData;
1891	pScreenshot->pvContext = NULL;
1892	pScreenshot->pfnScreenshotBegin = NULL;
1893	pScreenshot->pfnScreenshotPerform = NULL;
1894	pScreenshot->pfnScreenshotEnd = NULL;
1895
1896	VBOXCRCMDCTL_HGCM data;
1897	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1898	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
1899
1900	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1901	data.aParms[0].u.pointer.addr = pScreenshot;
1902	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
1903
1904	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1905
1906	RTMemFree(pScreenshot);
1907
1908	if (RT_SUCCESS(rc))
1909	return TRUE;
1910	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
1911	/* fall back to the non-3d mechanism */
1912	}
1913	}
1914	}
1915	return FALSE;
1916	}
1917	#endif
1918
1919	/* static */
1920	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
1921	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
1922	{
1923	int rc;
1924	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
1925	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
1926	{
1927	if (pDisplay->mpDrv)
1928	{
1929	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
1930	*pfMemFree = false;
1931	}
1932	else
1933	{
1934	/* No image. */
1935	*ppbData = NULL;
1936	*pcbData = 0;
1937	*pcx = 0;
1938	*pcy = 0;
1939	*pfMemFree = true;
1940	rc = VINF_SUCCESS;
1941	}
1942	}
1943	else if (aScreenId < pDisplay->mcMonitors)
1944	{
1945	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
1946
1947	uint32_t width = pFBInfo->w;
1948	uint32_t height = pFBInfo->h;
1949
1950	/* Allocate 32 bit per pixel bitmap. */
1951	size_t cbRequired = width * 4 * height;
1952
1953	if (cbRequired)
1954	{
1955	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
1956	if (pbDst != NULL)
1957	{
1958	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
1959	{
1960	/* Copy guest VRAM to the allocated 32bpp buffer. */
1961	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
1962	int32_t xSrc = 0;
1963	int32_t ySrc = 0;
1964	uint32_t u32SrcWidth = width;
1965	uint32_t u32SrcHeight = height;
1966	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
1967	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
1968
1969	int32_t xDst = 0;
1970	int32_t yDst = 0;
1971	uint32_t u32DstWidth = u32SrcWidth;
1972	uint32_t u32DstHeight = u32SrcHeight;
1973	uint32_t u32DstLineSize = u32DstWidth * 4;
1974	uint32_t u32DstBitsPerPixel = 32;
1975
1976	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
1977	width, height,
1978	pu8Src,
1979	xSrc, ySrc,
1980	u32SrcWidth, u32SrcHeight,
1981	u32SrcLineSize, u32SrcBitsPerPixel,
1982	pbDst,
1983	xDst, yDst,
1984	u32DstWidth, u32DstHeight,
1985	u32DstLineSize, u32DstBitsPerPixel);
1986	}
1987	else
1988	{
1989	memset(pbDst, 0, cbRequired);
1990	rc = VINF_SUCCESS;
1991	}
1992	if (RT_SUCCESS(rc))
1993	{
1994	*ppbData = pbDst;
1995	*pcbData = cbRequired;
1996	*pcx = width;
1997	*pcy = height;
1998	*pfMemFree = true;
1999	}
2000	else
2001	{
2002	RTMemFree(pbDst);
2003
2004	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2005	if ( rc == VERR_INVALID_STATE
2006	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2007	{
2008	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2009	*pfMemFree = false;
2010	}
2011	}
2012	}
2013	else
2014	rc = VERR_NO_MEMORY;
2015	}
2016	else
2017	{
2018	/* No image. */
2019	*ppbData = NULL;
2020	*pcbData = 0;
2021	*pcx = 0;
2022	*pcy = 0;
2023	*pfMemFree = true;
2024	rc = VINF_SUCCESS;
2025	}
2026	}
2027	else
2028	rc = VERR_INVALID_PARAMETER;
2029	return rc;
2030	}
2031
2032	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2033	BYTE *address, ULONG width, ULONG height)
2034	{
2035	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2036	/*
2037	* CrOgl screenshot hook/hack.
2038	*/
2039	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2040	return VINF_SUCCESS;
2041	#endif
2042
2043	uint8_t *pbData = NULL;
2044	size_t cbData = 0;
2045	uint32_t cx = 0;
2046	uint32_t cy = 0;
2047	bool fFreeMem = false;
2048	int vrc = VINF_SUCCESS;
2049
2050	int cRetries = 5;
2051	while (cRetries-- > 0)
2052	{
2053	/* Note! Not sure if the priority call is such a good idea here, but
2054	it would be nice to have an accurate screenshot for the bug
2055	report if the VM deadlocks. */
2056	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2057	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2058	if (vrc != VERR_TRY_AGAIN)
2059	{
2060	break;
2061	}
2062
2063	RTThreadSleep(10);
2064	}
2065
2066	if (RT_SUCCESS(vrc) && pbData)
2067	{
2068	if (cx == width && cy == height)
2069	{
2070	/* No scaling required. */
2071	memcpy(address, pbData, cbData);
2072	}
2073	else
2074	{
2075	/* Scale. */
2076	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2077
2078	uint8_t *dst = address;
2079	uint8_t *src = pbData;
2080	int dstW = width;
2081	int dstH = height;
2082	int srcW = cx;
2083	int srcH = cy;
2084	int iDeltaLine = cx * 4;
2085
2086	BitmapScale32(dst,
2087	dstW, dstH,
2088	src,
2089	iDeltaLine,
2090	srcW, srcH);
2091	}
2092
2093	if (fFreeMem)
2094	RTMemFree(pbData);
2095	else
2096	{
2097	/* This can be called from any thread. */
2098	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2099	}
2100	}
2101
2102	return vrc;
2103	}
2104
2105	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2106	BYTE *aAddress,
2107	ULONG aWidth,
2108	ULONG aHeight,
2109	BitmapFormat_T aBitmapFormat,
2110	ULONG *pcbOut)
2111	{
2112	HRESULT rc = S_OK;
2113
2114	/* Do not allow too small and too large screenshots. This also filters out negative
2115	* values passed as either 'aWidth' or 'aHeight'.
2116	*/
2117	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2118	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2119
2120	if ( aBitmapFormat != BitmapFormat_BGR0
2121	&& aBitmapFormat != BitmapFormat_BGRA
2122	&& aBitmapFormat != BitmapFormat_RGBA
2123	&& aBitmapFormat != BitmapFormat_PNG)
2124	{
2125	return setError(E_NOTIMPL,
2126	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2127	}
2128
2129	Console::SafeVMPtr ptrVM(mParent);
2130	if (!ptrVM.isOk())
2131	return ptrVM.rc();
2132
2133	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2134
2135	if (RT_SUCCESS(vrc))
2136	{
2137	const size_t cbData = aWidth * 4 * aHeight;
2138
2139	/* Most of uncompressed formats. */
2140	*pcbOut = (ULONG)cbData;
2141
2142	if (aBitmapFormat == BitmapFormat_BGR0)
2143	{
2144	/* Do nothing. */
2145	}
2146	else if (aBitmapFormat == BitmapFormat_BGRA)
2147	{
2148	uint32_t pu32 = (uint32_t )aAddress;
2149	size_t cPixels = aWidth * aHeight;
2150	while (cPixels--)
2151	{
2152	*pu32++ \|= UINT32_C(0xFF000000);
2153	}
2154	}
2155	else if (aBitmapFormat == BitmapFormat_RGBA)
2156	{
2157	uint8_t *pu8 = aAddress;
2158	size_t cPixels = aWidth * aHeight;
2159	while (cPixels--)
2160	{
2161	uint8_t u8 = pu8[0];
2162	pu8[0] = pu8[2];
2163	pu8[2] = u8;
2164	pu8[3] = 0xFF;
2165
2166	pu8 += 4;
2167	}
2168	}
2169	else if (aBitmapFormat == BitmapFormat_PNG)
2170	{
2171	uint8_t *pu8PNG = NULL;
2172	uint32_t cbPNG = 0;
2173	uint32_t cxPNG = 0;
2174	uint32_t cyPNG = 0;
2175
2176	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2177	if (RT_SUCCESS(vrc))
2178	{
2179	if (cbPNG <= cbData)
2180	{
2181	memcpy(aAddress, pu8PNG, cbPNG);
2182	*pcbOut = cbPNG;
2183	}
2184	else
2185	{
2186	rc = setError(E_FAIL,
2187	tr("PNG is larger than 32bpp bitmap"));
2188	}
2189	}
2190	else
2191	{
2192	rc = setError(VBOX_E_IPRT_ERROR,
2193	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2194	}
2195	RTMemFree(pu8PNG);
2196	}
2197	}
2198	else if (vrc == VERR_TRY_AGAIN)
2199	rc = setError(E_UNEXPECTED,
2200	tr("Screenshot is not available at this time"));
2201	else if (RT_FAILURE(vrc))
2202	rc = setError(VBOX_E_IPRT_ERROR,
2203	tr("Could not take a screenshot (%Rrc)"), vrc);
2204
2205	return rc;
2206	}
2207
2208	HRESULT Display::takeScreenShot(ULONG aScreenId,
2209	BYTE *aAddress,
2210	ULONG aWidth,
2211	ULONG aHeight,
2212	BitmapFormat_T aBitmapFormat)
2213	{
2214	HRESULT rc = S_OK;
2215
2216	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2217	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2218
2219	ULONG cbOut = 0;
2220	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2221	NOREF(cbOut);
2222
2223	LogRelFlowFunc(("%Rhrc\n", rc));
2224	return rc;
2225	}
2226
2227	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2228	ULONG aWidth,
2229	ULONG aHeight,
2230	BitmapFormat_T aBitmapFormat,
2231	std::vector<BYTE> &aScreenData)
2232	{
2233	HRESULT rc = S_OK;
2234
2235	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2236	aScreenId, aWidth, aHeight, aBitmapFormat));
2237
2238	/* Do not allow too small and too large screenshots. This also filters out negative
2239	* values passed as either 'aWidth' or 'aHeight'.
2240	*/
2241	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2242	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2243
2244	const size_t cbData = aWidth * 4 * aHeight;
2245	aScreenData.resize(cbData);
2246
2247	ULONG cbOut = 0;
2248	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2249	if (FAILED(rc))
2250	cbOut = 0;
2251
2252	aScreenData.resize(cbOut);
2253
2254	LogRelFlowFunc(("%Rhrc\n", rc));
2255	return rc;
2256	}
2257
2258
2259	int Display::i_VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2260	{
2261	#ifdef VBOX_WITH_VPX
2262	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2263	for (unsigned i = 0; i < Screens.size(); i++)
2264	{
2265	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(Screens[i]);
2266
2267	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2268
2269	if (fChanged && i < mcMonitors)
2270	videoCaptureScreenChanged(i);
2271
2272	}
2273	return VINF_SUCCESS;
2274	#else
2275	return VERR_NOT_IMPLEMENTED;
2276	#endif
2277	}
2278
2279	/**
2280	* Start video capturing. Does nothing if capturing is already active.
2281	*/
2282	int Display::i_VideoCaptureStart()
2283	{
2284	#ifdef VBOX_WITH_VPX
2285	if (VideoRecIsEnabled(mpVideoRecCtx))
2286	return VINF_SUCCESS;
2287
2288	int rc = VideoRecContextCreate(&mpVideoRecCtx, mcMonitors);
2289	if (RT_FAILURE(rc))
2290	{
2291	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2292	return rc;
2293	}
2294	ComPtr<IMachine> pMachine = mParent->i_machine();
2295	com::SafeArray<BOOL> screens;
2296	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2297	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2298	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2299	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2300	ULONG ulWidth;
2301	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2302	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2303	ULONG ulHeight;
2304	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2305	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2306	ULONG ulRate;
2307	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2308	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2309	ULONG ulFPS;
2310	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2311	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2312	BSTR strFile;
2313	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2314	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2315	ULONG ulMaxTime;
2316	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2317	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2318	ULONG ulMaxSize;
2319	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2320	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2321	BSTR strOptions;
2322	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2323	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2324
2325	RTTIMESPEC ts;
2326	RTTimeNow(&ts);
2327	RTTIME time;
2328	RTTimeExplode(&time, &ts);
2329	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2330	{
2331	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2332	char *pszSuff = RTPathSuffix(pszAbsPath);
2333	if (pszSuff)
2334	pszSuff = RTStrDup(pszSuff);
2335	RTPathStripSuffix(pszAbsPath);
2336	if (!pszAbsPath)
2337	rc = VERR_INVALID_PARAMETER;
2338	if (!pszSuff)
2339	pszSuff = RTStrDup(".webm");
2340	char *pszName = NULL;
2341	if (RT_SUCCESS(rc))
2342	{
2343	if (mcMonitors > 1)
2344	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2345	else
2346	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2347	}
2348	if (RT_SUCCESS(rc))
2349	{
2350	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
2351	pszName, ulWidth, ulHeight,
2352	ulRate, ulFPS, ulMaxTime,
2353	ulMaxSize, com::Utf8Str(strOptions).c_str());
2354	if (rc == VERR_ALREADY_EXISTS)
2355	{
2356	RTStrFree(pszName);
2357	pszName = NULL;
2358
2359	if (mcMonitors > 1)
2360	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2361	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2362	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2363	uScreen+1, pszSuff);
2364	else
2365	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2366	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2367	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2368	pszSuff);
2369	if (RT_SUCCESS(rc))
2370	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
2371	pszName, ulWidth, ulHeight, ulRate,
2372	ulFPS, ulMaxTime,
2373	ulMaxSize, com::Utf8Str(strOptions).c_str());
2374	}
2375	}
2376
2377	if (RT_SUCCESS(rc))
2378	{
2379	LogRel(("Display::VideoCaptureStart: WebM/VP8 video recording screen #%u with %ux%u @ %u kbps, %u fps to '%s' "
2380	"enabled\n", uScreen, ulWidth, ulHeight, ulRate, ulFPS, pszName));
2381
2382	videoCaptureScreenChanged(uScreen);
2383	}
2384	else
2385	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u (%Rrc)!\n", uScreen, rc));
2386	RTStrFree(pszName);
2387	RTStrFree(pszSuff);
2388	RTStrFree(pszAbsPath);
2389	}
2390	return rc;
2391	#else
2392	return VERR_NOT_IMPLEMENTED;
2393	#endif
2394	}
2395
2396	/**
2397	* Stop video capturing. Does nothing if video capturing is not active.
2398	*/
2399	void Display::i_VideoCaptureStop()
2400	{
2401	#ifdef VBOX_WITH_VPX
2402	if (VideoRecIsEnabled(mpVideoRecCtx))
2403	LogRel(("Display::VideoCaptureStop: WebM/VP8 video recording stopped\n"));
2404	VideoRecContextClose(mpVideoRecCtx);
2405	mpVideoRecCtx = NULL;
2406
2407	unsigned uScreenId;
2408	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2409	videoCaptureScreenChanged(uScreenId);
2410	#endif
2411	}
2412
2413	#ifdef VBOX_WITH_VPX
2414	void Display::videoCaptureScreenChanged(unsigned uScreenId)
2415	{
2416	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2417
2418	if (VideoRecIsEnabled(mpVideoRecCtx) && maVideoRecEnabled[uScreenId])
2419	{
2420	/* Get a new source bitmap which will be used by video capture code. */
2421	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2422	}
2423
2424	int rc = RTCritSectEnter(&mVideoCaptureLock);
2425	if (RT_SUCCESS(rc))
2426	{
2427	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2428	RTCritSectLeave(&mVideoCaptureLock);
2429	}
2430	}
2431	#endif
2432
2433	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2434	ULONG x, ULONG y, ULONG width, ULONG height)
2435	{
2436	int rc = VINF_SUCCESS;
2437
2438	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2439
2440	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2441	{
2442	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2443	}
2444	else if (aScreenId < pDisplay->mcMonitors)
2445	{
2446	/* Copy the bitmap to the guest VRAM. */
2447	const uint8_t *pu8Src = address;
2448	int32_t xSrc = 0;
2449	int32_t ySrc = 0;
2450	uint32_t u32SrcWidth = width;
2451	uint32_t u32SrcHeight = height;
2452	uint32_t u32SrcLineSize = width * 4;
2453	uint32_t u32SrcBitsPerPixel = 32;
2454
2455	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2456	int32_t xDst = x;
2457	int32_t yDst = y;
2458	uint32_t u32DstWidth = pFBInfo->w;
2459	uint32_t u32DstHeight = pFBInfo->h;
2460	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2461	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2462
2463	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2464	width, height,
2465	pu8Src,
2466	xSrc, ySrc,
2467	u32SrcWidth, u32SrcHeight,
2468	u32SrcLineSize, u32SrcBitsPerPixel,
2469	pu8Dst,
2470	xDst, yDst,
2471	u32DstWidth, u32DstHeight,
2472	u32DstLineSize, u32DstBitsPerPixel);
2473	if (RT_SUCCESS(rc))
2474	{
2475	if (!pFBInfo->pSourceBitmap.isNull())
2476	{
2477	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2478	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2479	*/
2480	if ( pFBInfo->fDefaultFormat
2481	&& !pFBInfo->fDisabled)
2482	{
2483	BYTE *pAddress = NULL;
2484	ULONG ulWidth = 0;
2485	ULONG ulHeight = 0;
2486	ULONG ulBitsPerPixel = 0;
2487	ULONG ulBytesPerLine = 0;
2488	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2489
2490	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2491	&ulWidth,
2492	&ulHeight,
2493	&ulBitsPerPixel,
2494	&ulBytesPerLine,
2495	&bitmapFormat);
2496	if (SUCCEEDED(hrc))
2497	{
2498	pu8Src = pFBInfo->pu8FramebufferVRAM;
2499	xSrc = x;
2500	ySrc = y;
2501	u32SrcWidth = pFBInfo->w;
2502	u32SrcHeight = pFBInfo->h;
2503	u32SrcLineSize = pFBInfo->u32LineSize;
2504	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2505
2506	/* Default format is 32 bpp. */
2507	pu8Dst = pAddress;
2508	xDst = xSrc;
2509	yDst = ySrc;
2510	u32DstWidth = u32SrcWidth;
2511	u32DstHeight = u32SrcHeight;
2512	u32DstLineSize = u32DstWidth * 4;
2513	u32DstBitsPerPixel = 32;
2514
2515	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2516	width, height,
2517	pu8Src,
2518	xSrc, ySrc,
2519	u32SrcWidth, u32SrcHeight,
2520	u32SrcLineSize, u32SrcBitsPerPixel,
2521	pu8Dst,
2522	xDst, yDst,
2523	u32DstWidth, u32DstHeight,
2524	u32DstLineSize, u32DstBitsPerPixel);
2525	}
2526	}
2527	}
2528
2529	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2530	}
2531	}
2532	else
2533	{
2534	rc = VERR_INVALID_PARAMETER;
2535	}
2536
2537	if (RT_SUCCESS(rc))
2538	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2539
2540	return rc;
2541	}
2542
2543	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2544	{
2545	/// @todo (r=dmik) this function may take too long to complete if the VM
2546	// is doing something like saving state right now. Which, in case if it
2547	// is called on the GUI thread, will make it unresponsive. We should
2548	// check the machine state here (by enclosing the check and VMRequCall
2549	// within the Console lock to make it atomic).
2550
2551	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2552	(void *)aAddress, aX, aY, aWidth, aHeight));
2553
2554	CheckComArgExpr(aWidth, aWidth != 0);
2555	CheckComArgExpr(aHeight, aHeight != 0);
2556
2557	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2558
2559	CHECK_CONSOLE_DRV(mpDrv);
2560
2561	Console::SafeVMPtr ptrVM(mParent);
2562	if (!ptrVM.isOk())
2563	return ptrVM.rc();
2564
2565	/* Release lock because the call scheduled on EMT may also try to take it. */
2566	alock.release();
2567
2568	/*
2569	* Again we're lazy and make the graphics device do all the
2570	* dirty conversion work.
2571	*/
2572	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2573	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2574
2575	/*
2576	* If the function returns not supported, we'll have to do all the
2577	* work ourselves using the framebuffer.
2578	*/
2579	HRESULT rc = S_OK;
2580	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2581	{
2582	/** @todo implement generic fallback for screen blitting. */
2583	rc = E_NOTIMPL;
2584	}
2585	else if (RT_FAILURE(rcVBox))
2586	rc = setError(VBOX_E_IPRT_ERROR,
2587	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2588	/// @todo
2589	// else
2590	// {
2591	// /* All ok. Redraw the screen. */
2592	// handleDisplayUpdate(x, y, width, height);
2593	// }
2594
2595	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2596	return rc;
2597	}
2598
2599	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2600	{
2601	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2602
2603	unsigned uScreenId;
2604	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2605	{
2606	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2607
2608	if ( !pFBInfo->fVBVAEnabled
2609	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2610	{
2611	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2612	}
2613	else
2614	{
2615	if (!pFBInfo->fDisabled)
2616	{
2617	/* Render complete VRAM screen to the framebuffer.
2618	* When framebuffer uses VRAM directly, just notify it to update.
2619	*/
2620	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2621	{
2622	BYTE *pAddress = NULL;
2623	ULONG ulWidth = 0;
2624	ULONG ulHeight = 0;
2625	ULONG ulBitsPerPixel = 0;
2626	ULONG ulBytesPerLine = 0;
2627	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2628
2629	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2630	&ulWidth,
2631	&ulHeight,
2632	&ulBitsPerPixel,
2633	&ulBytesPerLine,
2634	&bitmapFormat);
2635	if (SUCCEEDED(hrc))
2636	{
2637	uint32_t width = pFBInfo->w;
2638	uint32_t height = pFBInfo->h;
2639
2640	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2641	int32_t xSrc = 0;
2642	int32_t ySrc = 0;
2643	uint32_t u32SrcWidth = pFBInfo->w;
2644	uint32_t u32SrcHeight = pFBInfo->h;
2645	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2646	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2647
2648	/* Default format is 32 bpp. */
2649	uint8_t *pu8Dst = pAddress;
2650	int32_t xDst = xSrc;
2651	int32_t yDst = ySrc;
2652	uint32_t u32DstWidth = u32SrcWidth;
2653	uint32_t u32DstHeight = u32SrcHeight;
2654	uint32_t u32DstLineSize = u32DstWidth * 4;
2655	uint32_t u32DstBitsPerPixel = 32;
2656
2657	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2658	* implies resize of Framebuffer is in progress and
2659	* copyrect should not be called.
2660	*/
2661	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2662	{
2663	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2664	width, height,
2665	pu8Src,
2666	xSrc, ySrc,
2667	u32SrcWidth, u32SrcHeight,
2668	u32SrcLineSize, u32SrcBitsPerPixel,
2669	pu8Dst,
2670	xDst, yDst,
2671	u32DstWidth, u32DstHeight,
2672	u32DstLineSize, u32DstBitsPerPixel);
2673	}
2674	}
2675	}
2676
2677	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2678	}
2679	}
2680	if (!fUpdateAll)
2681	break;
2682	}
2683	LogRelFlowFunc(("done\n"));
2684	return VINF_SUCCESS;
2685	}
2686
2687	/**
2688	* Does a full invalidation of the VM display and instructs the VM
2689	* to update it immediately.
2690	*
2691	* @returns COM status code
2692	*/
2693
2694	HRESULT Display::invalidateAndUpdate()
2695	{
2696	LogRelFlowFunc(("\n"));
2697
2698	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2699
2700	CHECK_CONSOLE_DRV(mpDrv);
2701
2702	Console::SafeVMPtr ptrVM(mParent);
2703	if (!ptrVM.isOk())
2704	return ptrVM.rc();
2705
2706	HRESULT rc = S_OK;
2707
2708	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2709
2710	/* Have to release the lock when calling EMT. */
2711	alock.release();
2712
2713	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2714	3, this, 0, true);
2715	alock.acquire();
2716
2717	if (RT_FAILURE(rcVBox))
2718	rc = setError(VBOX_E_IPRT_ERROR,
2719	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2720
2721	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2722	return rc;
2723	}
2724
2725	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2726	{
2727	LogRelFlowFunc(("\n"));
2728
2729	HRESULT rc = S_OK;
2730
2731	Console::SafeVMPtr ptrVM(mParent);
2732	if (!ptrVM.isOk())
2733	return ptrVM.rc();
2734
2735	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2736	3, this, aScreenId, false);
2737	if (RT_FAILURE(rcVBox))
2738	rc = setError(VBOX_E_IPRT_ERROR,
2739	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2740
2741	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2742	return rc;
2743	}
2744
2745	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2746	{
2747	#ifdef VBOX_WITH_VIDEOHWACCEL
2748	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
2749	return S_OK;
2750	#else
2751	return E_NOTIMPL;
2752	#endif
2753	}
2754
2755	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2756	{
2757	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2758
2759	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2760	if (mfIsCr3DEnabled)
2761	{
2762	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2763	if (RT_FAILURE(rc))
2764	{
2765	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2766	pFb->pendingViewportInfo.fPending = true;
2767	pFb->pendingViewportInfo.x = aX;
2768	pFb->pendingViewportInfo.y = aY;
2769	pFb->pendingViewportInfo.width = aWidth;
2770	pFb->pendingViewportInfo.height = aHeight;
2771	}
2772	}
2773	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2774
2775	/* The driver might not have been constructed yet */
2776	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2777	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2778
2779	return S_OK;
2780	}
2781
2782	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2783	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2784	{
2785	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2786
2787	Console::SafeVMPtr ptrVM(mParent);
2788	if (!ptrVM.isOk())
2789	return ptrVM.rc();
2790
2791	bool fSetRenderVRAM = false;
2792	bool fInvalidate = false;
2793
2794	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2795
2796	if (aScreenId >= mcMonitors)
2797	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
2798	aScreenId, mcMonitors);
2799
2800	if (!mfSourceBitmapEnabled)
2801	{
2802	aDisplaySourceBitmap = NULL;
2803	return E_FAIL;
2804	}
2805
2806	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2807
2808	/* No source bitmap for a blank guest screen. */
2809	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
2810	{
2811	aDisplaySourceBitmap = NULL;
2812	return E_FAIL;
2813	}
2814
2815	HRESULT hr = S_OK;
2816
2817	if (pFBInfo->pSourceBitmap.isNull())
2818	{
2819	/* Create a new object. */
2820	ComObjPtr<DisplaySourceBitmap> obj;
2821	hr = obj.createObject();
2822	if (SUCCEEDED(hr))
2823	hr = obj->init(this, aScreenId, pFBInfo);
2824
2825	if (SUCCEEDED(hr))
2826	{
2827	bool fDefaultFormat = !obj->i_usesVRAM();
2828
2829	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2830	{
2831	/* Start buffer updates. */
2832	BYTE *pAddress = NULL;
2833	ULONG ulWidth = 0;
2834	ULONG ulHeight = 0;
2835	ULONG ulBitsPerPixel = 0;
2836	ULONG ulBytesPerLine = 0;
2837	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2838
2839	obj->QueryBitmapInfo(&pAddress,
2840	&ulWidth,
2841	&ulHeight,
2842	&ulBitsPerPixel,
2843	&ulBytesPerLine,
2844	&bitmapFormat);
2845
2846	mpDrv->IConnector.pbData = pAddress;
2847	mpDrv->IConnector.cbScanline = ulBytesPerLine;
2848	mpDrv->IConnector.cBits = ulBitsPerPixel;
2849	mpDrv->IConnector.cx = ulWidth;
2850	mpDrv->IConnector.cy = ulHeight;
2851
2852	fSetRenderVRAM = fDefaultFormat;
2853	}
2854
2855	/* Make sure that the bitmap contains the latest image. */
2856	fInvalidate = fDefaultFormat;
2857
2858	pFBInfo->pSourceBitmap = obj;
2859	pFBInfo->fDefaultFormat = fDefaultFormat;
2860	}
2861	}
2862
2863	if (SUCCEEDED(hr))
2864	{
2865	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
2866	}
2867
2868	/* Leave the IDisplay lock because the VGA device must not be called under it. */
2869	alock.release();
2870
2871	if (SUCCEEDED(hr))
2872	{
2873	if (fSetRenderVRAM)
2874	{
2875	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
2876	}
2877
2878	if (fInvalidate)
2879	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2880	3, this, aScreenId, false);
2881	}
2882
2883	LogRelFlowFunc(("%Rhrc\n", hr));
2884	return hr;
2885	}
2886
2887	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
2888	{
2889	NOREF(aGuestScreenLayout);
2890	return E_NOTIMPL;
2891	}
2892
2893	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
2894	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
2895	{
2896	NOREF(aScreenLayoutMode);
2897	NOREF(aGuestScreenInfo);
2898	return E_NOTIMPL;
2899	}
2900
2901	// wrapped IEventListener method
2902	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
2903	{
2904	VBoxEventType_T aType = VBoxEventType_Invalid;
2905
2906	aEvent->COMGETTER(Type)(&aType);
2907	switch (aType)
2908	{
2909	case VBoxEventType_OnStateChanged:
2910	{
2911	ComPtr<IStateChangedEvent> scev = aEvent;
2912	Assert(scev);
2913	MachineState_T machineState;
2914	scev->COMGETTER(State)(&machineState);
2915	if ( machineState == MachineState_Running
2916	\|\| machineState == MachineState_Teleporting
2917	\|\| machineState == MachineState_LiveSnapshotting
2918	\|\| machineState == MachineState_DeletingSnapshotOnline
2919	)
2920	{
2921	LogRelFlowFunc(("Machine is running.\n"));
2922
2923	#ifdef VBOX_WITH_CROGL
2924	i_crOglWindowsShow(true);
2925	#endif
2926	}
2927	else
2928	{
2929	#ifdef VBOX_WITH_CROGL
2930	if (machineState == MachineState_Paused)
2931	i_crOglWindowsShow(false);
2932	#endif
2933	}
2934	break;
2935	}
2936	default:
2937	AssertFailed();
2938	}
2939
2940	return S_OK;
2941	}
2942
2943
2944	// private methods
2945	/////////////////////////////////////////////////////////////////////////////
2946
2947	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2948	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
2949	{
2950	VMMDev *pVMMDev = mParent->i_getVMMDev();
2951	if (!pVMMDev)
2952	return VERR_INVALID_STATE;
2953
2954	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
2955	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
2956
2957	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2958	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
2959
2960	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2961	pData->aParms[0].u.uint32 = aScreenId;
2962
2963	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
2964	pData->aParms[1].u.uint32 = x;
2965
2966	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
2967	pData->aParms[2].u.uint32 = y;
2968
2969	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
2970	pData->aParms[3].u.uint32 = width;
2971
2972	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
2973	pData->aParms[4].u.uint32 = height;
2974
2975	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
2976	}
2977	#endif
2978
2979	#ifdef VBOX_WITH_CRHGSMI
2980	void Display::i_setupCrHgsmiData(void)
2981	{
2982	VMMDev *pVMMDev = mParent->i_getVMMDev();
2983	Assert(pVMMDev);
2984	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
2985	AssertRC(rc);
2986
2987	if (pVMMDev)
2988	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
2989	else
2990	rc = VERR_GENERAL_FAILURE;
2991
2992	if (RT_SUCCESS(rc))
2993	{
2994	Assert(mhCrOglSvc);
2995	/* setup command completion callback */
2996	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
2997	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
2998	Completion.Hdr.cbCmd = sizeof(Completion);
2999	Completion.hCompletion = mpDrv->pVBVACallbacks;
3000	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3001
3002	VBOXHGCMSVCPARM parm;
3003	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3004	parm.u.pointer.addr = &Completion;
3005	parm.u.pointer.size = 0;
3006
3007	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3008	if (RT_SUCCESS(rc))
3009	mCrOglCallbacks = Completion.MainInterface;
3010	else
3011	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3012	}
3013
3014	if (RT_FAILURE(rc))
3015	mhCrOglSvc = NULL;
3016
3017	RTCritSectRwLeaveExcl(&mCrOglLock);
3018	}
3019
3020	void Display::i_destructCrHgsmiData(void)
3021	{
3022	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3023	AssertRC(rc);
3024	mhCrOglSvc = NULL;
3025	RTCritSectRwLeaveExcl(&mCrOglLock);
3026	}
3027	#endif /* VBOX_WITH_CRHGSMI */
3028
3029	/**
3030	* Handle display resize event issued by the VGA device for the primary screen.
3031	*
3032	* @see PDMIDISPLAYCONNECTOR::pfnResize
3033	*/
3034	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3035	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3036	{
3037	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3038	Display *pThis = pDrv->pDisplay;
3039
3040	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3041	bpp, pvVRAM, cbLine, cx, cy));
3042
3043	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3044	if (!f)
3045	{
3046	/* This is a result of recursive call when the source bitmap is being updated
3047	* during a VGA resize. Tell the VGA device to ignore the call.
3048	*
3049	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3050	* fail on resize.
3051	*/
3052	LogRel(("displayResizeCallback: already processing\n"));
3053	return VINF_VGA_RESIZE_IN_PROGRESS;
3054	}
3055
3056	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3057
3058	/* Restore the flag. */
3059	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3060	AssertRelease(f);
3061
3062	return rc;
3063	}
3064
3065	/**
3066	* Handle display update.
3067	*
3068	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3069	*/
3070	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3071	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3072	{
3073	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3074
3075	#ifdef DEBUG_sunlover
3076	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3077	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3078	#endif /* DEBUG_sunlover */
3079
3080	/* This call does update regardless of VBVA status.
3081	* But in VBVA mode this is called only as result of
3082	* pfnUpdateDisplayAll in the VGA device.
3083	*/
3084
3085	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3086	}
3087
3088	/**
3089	* Periodic display refresh callback.
3090	*
3091	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3092	* @thread EMT
3093	*/
3094	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3095	{
3096	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3097
3098	#ifdef DEBUG_sunlover_2
3099	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3100	pDrv->pDisplay->mfVideoAccelEnabled));
3101	#endif /* DEBUG_sunlover_2 */
3102
3103	Display *pDisplay = pDrv->pDisplay;
3104	unsigned uScreenId;
3105
3106	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3107	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3108	{
3109	if (rc == VWRN_INVALID_STATE)
3110	{
3111	/* No VBVA do a display update. */
3112	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3113	}
3114
3115	/* Inform the VRDP server that the current display update sequence is
3116	* completed. At this moment the framebuffer memory contains a definite
3117	* image, that is synchronized with the orders already sent to VRDP client.
3118	* The server can now process redraw requests from clients or initial
3119	* fullscreen updates for new clients.
3120	*/
3121	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3122	{
3123	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3124	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3125	}
3126	}
3127
3128	#ifdef VBOX_WITH_VPX
3129	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3130	{
3131	do {
3132	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3133	if (pDisplay->mfIsCr3DEnabled)
3134	{
3135	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3136	{
3137	if ( pDisplay->mCrOglCallbacks.pfnHasData
3138	&& pDisplay->mCrOglCallbacks.pfnHasData())
3139	{
3140	/* submit */
3141	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3142
3143	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3144	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3145
3146	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3147	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3148	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3149	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3150	if (RT_SUCCESS(rc))
3151	break;
3152	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3153	}
3154
3155	/* no 3D data available, or error has occured,
3156	* go the straight way */
3157	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3158	}
3159	else
3160	{
3161	/* record request is still in progress, don't do anything */
3162	break;
3163	}
3164	}
3165	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3166
3167	uint64_t u64Now = RTTimeProgramMilliTS();
3168	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3169	{
3170	if (!pDisplay->maVideoRecEnabled[uScreenId])
3171	continue;
3172
3173	if (VideoRecIsFull(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3174	{
3175	pDisplay->i_VideoCaptureStop();
3176	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3177	break;
3178	}
3179
3180	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3181	if (!pFBInfo->fDisabled)
3182	{
3183	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3184	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3185	if (RT_SUCCESS(rc2))
3186	{
3187	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3188	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3189	}
3190
3191	if (!pSourceBitmap.isNull())
3192	{
3193	BYTE *pbAddress = NULL;
3194	ULONG ulWidth = 0;
3195	ULONG ulHeight = 0;
3196	ULONG ulBitsPerPixel = 0;
3197	ULONG ulBytesPerLine = 0;
3198	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3199	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3200	&ulWidth,
3201	&ulHeight,
3202	&ulBitsPerPixel,
3203	&ulBytesPerLine,
3204	&bitmapFormat);
3205	if (SUCCEEDED(hr) && pbAddress)
3206	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3207	BitmapFormat_BGR,
3208	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3209	pbAddress, u64Now);
3210	else
3211	rc = VERR_NOT_SUPPORTED;
3212
3213	pSourceBitmap.setNull();
3214	}
3215	else
3216	rc = VERR_NOT_SUPPORTED;
3217
3218	if (rc == VINF_TRY_AGAIN)
3219	break;
3220	}
3221	}
3222	} while (0);
3223	}
3224	#endif /* VBOX_WITH_VPX */
3225
3226	#ifdef DEBUG_sunlover_2
3227	LogFlowFunc(("leave\n"));
3228	#endif /* DEBUG_sunlover_2 */
3229	}
3230
3231	/**
3232	* Reset notification
3233	*
3234	* @see PDMIDISPLAYCONNECTOR::pfnReset
3235	*/
3236	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3237	{
3238	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3239
3240	LogRelFlowFunc(("\n"));
3241
3242	/* Disable VBVA mode. */
3243	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3244	}
3245
3246	/**
3247	* LFBModeChange notification
3248	*
3249	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3250	*/
3251	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3252	{
3253	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3254
3255	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3256
3257	NOREF(fEnabled);
3258
3259	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3260	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3261	}
3262
3263	/**
3264	* Adapter information change notification.
3265	*
3266	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3267	*/
3268	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3269	uint32_t u32VRAMSize)
3270	{
3271	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3272	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3273	}
3274
3275	/**
3276	* Display information change notification.
3277	*
3278	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3279	*/
3280	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3281	void *pvVRAM, unsigned uScreenId)
3282	{
3283	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3284	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3285	}
3286
3287	#ifdef VBOX_WITH_VIDEOHWACCEL
3288
3289	#ifndef S_FALSE
3290	# define S_FALSE ((HRESULT)1L)
3291	#endif
3292
3293	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3294	{
3295	unsigned id = (unsigned)pCommand->iDisplay;
3296	if (id >= mcMonitors)
3297	return VERR_INVALID_PARAMETER;
3298
3299	ComPtr<IFramebuffer> pFramebuffer;
3300	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3301	pFramebuffer = maFramebuffers[id].pFramebuffer;
3302	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3303	arlock.release();
3304
3305	if (pFramebuffer == NULL \|\| !fVHWASupported)
3306	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3307
3308	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3309	if (hr == S_FALSE)
3310	return VINF_SUCCESS;
3311	if (SUCCEEDED(hr))
3312	return VINF_CALLBACK_RETURN;
3313	if (hr == E_ACCESSDENIED)
3314	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3315	if (hr == E_NOTIMPL)
3316	return VERR_NOT_IMPLEMENTED;
3317	return VERR_GENERAL_FAILURE;
3318	}
3319
3320	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3321	{
3322	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3323
3324	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3325	}
3326	#endif
3327
3328	#ifdef VBOX_WITH_CRHGSMI
3329	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3330	{
3331	RT_NOREF(u32Function);
3332	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3333	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3334	}
3335
3336	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3337	{
3338	RT_NOREF(u32Function);
3339	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3340	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3341	}
3342
3343	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3344	{
3345	int rc = VERR_NOT_SUPPORTED;
3346	VBOXHGCMSVCPARM parm;
3347	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3348	parm.u.pointer.addr = pCmd;
3349	parm.u.pointer.size = cbCmd;
3350
3351	if (mhCrOglSvc)
3352	{
3353	VMMDev *pVMMDev = mParent->i_getVMMDev();
3354	if (pVMMDev)
3355	{
3356	/* no completion callback is specified with this call,
3357	* the CrOgl code will complete the CrHgsmi command once it processes it */
3358	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3359	AssertRC(rc);
3360	if (RT_SUCCESS(rc))
3361	return;
3362	}
3363	else
3364	rc = VERR_INVALID_STATE;
3365	}
3366
3367	/* we are here because something went wrong with command processing, complete it */
3368	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3369	}
3370
3371	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3372	{
3373	int rc = VERR_NOT_SUPPORTED;
3374	VBOXHGCMSVCPARM parm;
3375	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3376	parm.u.pointer.addr = pCtl;
3377	parm.u.pointer.size = cbCtl;
3378
3379	if (mhCrOglSvc)
3380	{
3381	VMMDev *pVMMDev = mParent->i_getVMMDev();
3382	if (pVMMDev)
3383	{
3384	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3385	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3386	Display::i_displayCrHgsmiControlCompletion, this);
3387	AssertRC(rc);
3388	if (RT_SUCCESS(rc))
3389	{
3390	if (fCheckPendingViewport)
3391	{
3392	ULONG ul;
3393	for (ul = 0; ul < mcMonitors; ul++)
3394	{
3395	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3396	if (!pFb->pendingViewportInfo.fPending)
3397	continue;
3398
3399	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3400	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3401	if (RT_SUCCESS(rc))
3402	pFb->pendingViewportInfo.fPending = false;
3403	else
3404	{
3405	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3406	rc = VINF_SUCCESS;
3407	}
3408	}
3409	}
3410	return;
3411	}
3412	}
3413	else
3414	rc = VERR_INVALID_STATE;
3415	}
3416
3417	/* we are here because something went wrong with command processing, complete it */
3418	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3419	}
3420
3421	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3422	uint32_t cbCmd)
3423	{
3424	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3425
3426	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3427	}
3428
3429	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3430	uint32_t cbCmd)
3431	{
3432	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3433
3434	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3435	}
3436
3437	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3438	void *pvContext)
3439	{
3440	AssertMsgFailed(("not expected!\n"));
3441	Display pDisplay = (Display )pvContext;
3442	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3443	}
3444
3445	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3446	void *pvContext)
3447	{
3448	Display pDisplay = (Display )pvContext;
3449	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3450
3451	}
3452	#endif
3453
3454	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3455	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3456	void *pvContext)
3457	{
3458	RT_NOREF(u32Function);
3459	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3460	if (pCmd->u.pfnInternal)
3461	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3462	}
3463
3464	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3465	PFNCRCTLCOMPLETION pfnCompletion,
3466	void *pvCompletion)
3467	{
3468	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3469	if (!pVMMDev)
3470	{
3471	AssertMsgFailed(("no vmmdev\n"));
3472	return VERR_INVALID_STATE;
3473	}
3474
3475	Assert(mhCrOglSvc);
3476	VBOXHGCMSVCPARM parm;
3477	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3478	parm.u.pointer.addr = pCmd;
3479	parm.u.pointer.size = cbCmd;
3480
3481	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3482	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3483	pvCompletion);
3484	if (!RT_SUCCESS(rc))
3485	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3486
3487	return rc;
3488	}
3489
3490	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3491	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3492	PFNCRCTLCOMPLETION pfnCompletion,
3493	void *pvCompletion)
3494	{
3495	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3496	Display *pThis = pDrv->pDisplay;
3497	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3498	}
3499
3500	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3501	{
3502	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3503	if (RT_SUCCESS(rc))
3504	{
3505	if (mhCrOglSvc)
3506	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3507	else
3508	rc = VERR_NOT_SUPPORTED;
3509
3510	RTCritSectRwLeaveShared(&mCrOglLock);
3511	}
3512	return rc;
3513	}
3514
3515	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3516	{
3517	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3518	if (RT_SUCCESS(rc))
3519	{
3520	if (mhCrOglSvc)
3521	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3522	else
3523	rc = VERR_NOT_SUPPORTED;
3524
3525	RTCritSectRwLeaveShared(&mCrOglLock);
3526	}
3527	return rc;
3528	}
3529
3530	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3531	{
3532	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3533	if (!pCmdCopy)
3534	{
3535	LogRel(("RTMemAlloc failed\n"));
3536	return VERR_NO_MEMORY;
3537	}
3538
3539	memcpy(pCmdCopy, pCmd, cbCmd);
3540
3541	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3542	if (RT_FAILURE(rc))
3543	{
3544	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3545	RTMemFree(pCmdCopy);
3546	return rc;
3547	}
3548
3549	return VINF_SUCCESS;
3550	}
3551
3552	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3553	{
3554	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3555	AssertRCReturn(rc, rc);
3556
3557	if ( mCrOglCallbacks.pfnHasDataForScreen
3558	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3559	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3560	else
3561	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3562
3563	RTCritSectRwLeaveShared(&mCrOglLock);
3564
3565	return rc;
3566	}
3567
3568	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3569	{
3570	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3571	* However, using one of the prefixes indicating the timestamp unit
3572	* would be very valuable! */
3573	# if VBOX_WITH_VPX
3574	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3575	# else
3576	RT_NOREF(uScreen, u64Timestamp);
3577	return false;
3578	# endif
3579	}
3580
3581	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3582	{
3583	RT_NOREF(uScreen, u64Timestamp);
3584	}
3585
3586	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3587	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3588	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3589	uint32_t uGuestWidth, uint32_t uGuestHeight,
3590	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3591	{
3592	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3593	# if VBOX_WITH_VPX
3594	int rc = VideoRecCopyToIntBuf(mpVideoRecCtx, uScreen, x, y,
3595	uPixelFormat,
3596	uBitsPerPixel, uBytesPerLine,
3597	uGuestWidth, uGuestHeight,
3598	pu8BufferAddress, u64Timestamp);
3599	NOREF(rc);
3600	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3601	# endif
3602	}
3603
3604	void Display::i_handleVRecCompletion()
3605	{
3606	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3607	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3608	}
3609
3610	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3611
3612	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3613	{
3614	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3615	HRESULT hr = E_UNEXPECTED;
3616
3617	if (aScreenId >= mcMonitors)
3618	return E_INVALIDARG;
3619
3620	/* 3D acceleration enabled in VM config. */
3621	if (mfIsCr3DEnabled)
3622	{
3623	/* VBoxSharedCrOpenGL HGCM host service is running. */
3624	if (mhCrOglSvc)
3625	{
3626	VMMDev *pVMMDev = mParent->i_getVMMDev();
3627	if (pVMMDev)
3628	{
3629	VBOXCRCMDCTL_HGCM *pCtl;
3630	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3631	if (pCtl)
3632	{
3633	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3634	int rc;
3635
3636	pData->u32Screen = aScreenId;
3637	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3638	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3639
3640	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3641	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3642	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3643	pCtl->aParms[0].u.pointer.addr = pData;
3644	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3645
3646	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3647	if (RT_FAILURE(rc))
3648	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3649	else
3650	hr = S_OK;
3651
3652	RTMemFree(pCtl);
3653	}
3654	else
3655	{
3656	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3657	hr = E_OUTOFMEMORY;
3658	}
3659	}
3660	else
3661	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3662	}
3663	else
3664	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3665	}
3666	else
3667	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3668	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3669	# else
3670	{
3671	hr = S_OK;
3672	/* Need an interface like this here (and the #ifdefs needs adjusting):
3673	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3674	if (pUpPort && pUpPort->pfnSetScaleFactor)
3675	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3676	}
3677	# endif
3678
3679	return hr;
3680
3681	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3682	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
3683	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3684	return E_UNEXPECTED;
3685	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3686	}
3687
3688	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3689	{
3690	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3691	HRESULT hr = E_UNEXPECTED;
3692
3693	/* 3D acceleration enabled in VM config. */
3694	if (mfIsCr3DEnabled)
3695	{
3696	/* VBoxSharedCrOpenGL HGCM host service is running. */
3697	if (mhCrOglSvc)
3698	{
3699	VMMDev *pVMMDev = mParent->i_getVMMDev();
3700	if (pVMMDev)
3701	{
3702	VBOXCRCMDCTL_HGCM *pCtl;
3703	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
3704	if (pCtl)
3705	{
3706	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
3707	int rc;
3708
3709	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
3710
3711	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3712	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
3713	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3714	pCtl->aParms[0].u.pointer.addr = pData;
3715	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3716
3717	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3718	if (RT_FAILURE(rc))
3719	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3720	else
3721	hr = S_OK;
3722
3723	RTMemFree(pCtl);
3724	}
3725	else
3726	{
3727	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3728	hr = E_OUTOFMEMORY;
3729	}
3730	}
3731	else
3732	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3733	}
3734	else
3735	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
3736	}
3737	else
3738	{
3739	hr = S_OK;
3740	/* Need an interface like this here (and the #ifdefs needs adjusting):
3741	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3742	if (pUpPort && pUpPort->pfnSetScaleFactor)
3743	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3744	}
3745
3746	return hr;
3747
3748	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3749	RT_NOREF(fUnscaledHiDPI);
3750	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
3751	return E_UNEXPECTED;
3752	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3753	}
3754
3755	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3756	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
3757	uint32_t x, uint32_t y,
3758	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3759	uint32_t uGuestWidth, uint32_t uGuestHeight,
3760	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3761	{
3762	Display pDisplay = (Display )pvCtx;
3763	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
3764	x, y, BitmapFormat_BGR, uBitsPerPixel,
3765	uBytesPerLine, uGuestWidth, uGuestHeight,
3766	pu8BufferAddress, u64Timestamp);
3767	}
3768
3769	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3770	{
3771	Display pDisplay = (Display )pvCtx;
3772	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
3773	}
3774
3775	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3776	{
3777	Display pDisplay = (Display )pvCtx;
3778	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
3779	}
3780
3781	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
3782	{
3783	RT_NOREF(pCmd, cbCmd, rc);
3784	Display pDisplay = (Display )pvCompletion;
3785	pDisplay->i_handleVRecCompletion();
3786	}
3787
3788	#endif
3789
3790
3791	#ifdef VBOX_WITH_HGSMI
3792	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
3793	bool fRenderThreadMode)
3794	{
3795	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3796
3797	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3798	Display *pThis = pDrv->pDisplay;
3799
3800	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
3801	{
3802	LogRel(("Enabling different vbva mode\n"));
3803	#ifdef DEBUG_misha
3804	AssertMsgFailed(("enabling different vbva mode\n"));
3805	#endif
3806	return VERR_INVALID_STATE;
3807	}
3808
3809	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
3810	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
3811	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
3812	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
3813
3814	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
3815
3816	return VINF_SUCCESS;
3817	}
3818
3819	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3820	{
3821	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3822
3823	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3824	Display *pThis = pDrv->pDisplay;
3825
3826	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3827
3828	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
3829
3830	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3831	{
3832	/* Make sure that the primary screen is visible now.
3833	* The guest can't use VBVA anymore, so only only the VGA device output works.
3834	*/
3835	if (pFBInfo->fDisabled)
3836	{
3837	pFBInfo->fDisabled = false;
3838	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
3839	GuestMonitorChangedEventType_Enabled,
3840	uScreenId,
3841	pFBInfo->xOrigin, pFBInfo->yOrigin,
3842	pFBInfo->w, pFBInfo->h);
3843	}
3844	}
3845
3846	pFBInfo->fVBVAEnabled = false;
3847	pFBInfo->fVBVAForceResize = false;
3848	pFBInfo->fRenderThreadMode = false;
3849
3850	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
3851
3852	pFBInfo->pVBVAHostFlags = NULL;
3853
3854	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3855	{
3856	/* Force full screen update, because VGA device must take control, do resize, etc. */
3857	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
3858	}
3859	}
3860
3861	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3862	{
3863	RT_NOREF(uScreenId);
3864	LogFlowFunc(("uScreenId %d\n", uScreenId));
3865
3866	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3867	Display *pThis = pDrv->pDisplay;
3868
3869	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
3870	{
3871	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
3872	pThis->mcMonitors);
3873	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
3874	}
3875	}
3876
3877	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
3878	PCVBVACMDHDR pCmd, size_t cbCmd)
3879	{
3880	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
3881
3882	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3883	Display *pThis = pDrv->pDisplay;
3884	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3885
3886	if (pFBInfo->fDefaultFormat)
3887	{
3888	/* Make sure that framebuffer contains the same image as the guest VRAM. */
3889	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
3890	&& !pFBInfo->fDisabled)
3891	{
3892	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
3893	}
3894	else if ( !pFBInfo->pSourceBitmap.isNull()
3895	&& !pFBInfo->fDisabled)
3896	{
3897	/* Render VRAM content to the framebuffer. */
3898	BYTE *pAddress = NULL;
3899	ULONG ulWidth = 0;
3900	ULONG ulHeight = 0;
3901	ULONG ulBitsPerPixel = 0;
3902	ULONG ulBytesPerLine = 0;
3903	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3904
3905	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3906	&ulWidth,
3907	&ulHeight,
3908	&ulBitsPerPixel,
3909	&ulBytesPerLine,
3910	&bitmapFormat);
3911	if (SUCCEEDED(hrc))
3912	{
3913	uint32_t width = pCmd->w;
3914	uint32_t height = pCmd->h;
3915
3916	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3917	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
3918	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
3919	uint32_t u32SrcWidth = pFBInfo->w;
3920	uint32_t u32SrcHeight = pFBInfo->h;
3921	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3922	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3923
3924	uint8_t *pu8Dst = pAddress;
3925	int32_t xDst = xSrc;
3926	int32_t yDst = ySrc;
3927	uint32_t u32DstWidth = u32SrcWidth;
3928	uint32_t u32DstHeight = u32SrcHeight;
3929	uint32_t u32DstLineSize = u32DstWidth * 4;
3930	uint32_t u32DstBitsPerPixel = 32;
3931
3932	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
3933	width, height,
3934	pu8Src,
3935	xSrc, ySrc,
3936	u32SrcWidth, u32SrcHeight,
3937	u32SrcLineSize, u32SrcBitsPerPixel,
3938	pu8Dst,
3939	xDst, yDst,
3940	u32DstWidth, u32DstHeight,
3941	u32DstLineSize, u32DstBitsPerPixel);
3942	}
3943	}
3944	}
3945
3946	VBVACMDHDR hdrSaved = *pCmd;
3947
3948	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
3949
3950	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
3951	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
3952
3953	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
3954	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
3955
3956	*pHdrUnconst = hdrSaved;
3957	}
3958
3959	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
3960	uint32_t cx, uint32_t cy)
3961	{
3962	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
3963
3964	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3965	Display *pThis = pDrv->pDisplay;
3966	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3967
3968	/** @todo handleFramebufferUpdate (uScreenId,
3969	* x - pThis->maFramebuffers[uScreenId].xOrigin,
3970	* y - pThis->maFramebuffers[uScreenId].yOrigin,
3971	* cx, cy);
3972	*/
3973	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
3974	}
3975
3976	#ifdef DEBUG_sunlover
3977	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
3978	{
3979	LogRel(("displayVBVAResize: [%d] %s\n"
3980	" pView->u32ViewIndex %d\n"
3981	" pView->u32ViewOffset 0x%08X\n"
3982	" pView->u32ViewSize 0x%08X\n"
3983	" pView->u32MaxScreenSize 0x%08X\n"
3984	" pScreen->i32OriginX %d\n"
3985	" pScreen->i32OriginY %d\n"
3986	" pScreen->u32StartOffset 0x%08X\n"
3987	" pScreen->u32LineSize 0x%08X\n"
3988	" pScreen->u32Width %d\n"
3989	" pScreen->u32Height %d\n"
3990	" pScreen->u16BitsPerPixel %d\n"
3991	" pScreen->u16Flags 0x%04X\n"
3992	" pFBInfo->u32Offset 0x%08X\n"
3993	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
3994	" pFBInfo->u32InformationSize 0x%08X\n"
3995	" pFBInfo->fDisabled %d\n"
3996	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
3997	" pFBInfo->u16BitsPerPixel %d\n"
3998	" pFBInfo->pu8FramebufferVRAM %p\n"
3999	" pFBInfo->u32LineSize 0x%08X\n"
4000	" pFBInfo->flags 0x%04X\n"
4001	" pFBInfo->pHostEvents %p\n"
4002	" pFBInfo->fDefaultFormat %d\n"
4003	" pFBInfo->fVBVAEnabled %d\n"
4004	" pFBInfo->fVBVAForceResize %d\n"
4005	" pFBInfo->pVBVAHostFlags %p\n"
4006	"",
4007	pScreen->u32ViewIndex,
4008	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4009	pView->u32ViewIndex,
4010	pView->u32ViewOffset,
4011	pView->u32ViewSize,
4012	pView->u32MaxScreenSize,
4013	pScreen->i32OriginX,
4014	pScreen->i32OriginY,
4015	pScreen->u32StartOffset,
4016	pScreen->u32LineSize,
4017	pScreen->u32Width,
4018	pScreen->u32Height,
4019	pScreen->u16BitsPerPixel,
4020	pScreen->u16Flags,
4021	pFBInfo->u32Offset,
4022	pFBInfo->u32MaxFramebufferSize,
4023	pFBInfo->u32InformationSize,
4024	pFBInfo->fDisabled,
4025	pFBInfo->xOrigin,
4026	pFBInfo->yOrigin,
4027	pFBInfo->w,
4028	pFBInfo->h,
4029	pFBInfo->u16BitsPerPixel,
4030	pFBInfo->pu8FramebufferVRAM,
4031	pFBInfo->u32LineSize,
4032	pFBInfo->flags,
4033	pFBInfo->pHostEvents,
4034	pFBInfo->fDefaultFormat,
4035	pFBInfo->fVBVAEnabled,
4036	pFBInfo->fVBVAForceResize,
4037	pFBInfo->pVBVAHostFlags
4038	));
4039	}
4040	#endif /* DEBUG_sunlover */
4041
4042	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4043	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4044	{
4045	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4046
4047	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4048	Display *pThis = pDrv->pDisplay;
4049
4050	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4051
4052	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4053	{
4054	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4055
4056	pFBInfo->fDisabled = true;
4057	pFBInfo->flags = pScreen->u16Flags;
4058
4059	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4060	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4061	* the VM window will be black. */
4062	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4063	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4064	pThis->i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4065	u32Width, u32Height, pScreen->u16Flags);
4066
4067	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4068	GuestMonitorChangedEventType_Disabled,
4069	pScreen->u32ViewIndex,
4070	0, 0, 0, 0);
4071	return VINF_SUCCESS;
4072	}
4073
4074	/* If display was disabled or there is no framebuffer, a resize will be required,
4075	* because the framebuffer was/will be changed.
4076	*/
4077	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4078
4079	if (pFBInfo->fVBVAForceResize)
4080	{
4081	/* VBVA was just enabled. Do the resize. */
4082	fResize = true;
4083	pFBInfo->fVBVAForceResize = false;
4084	}
4085
4086	/* If the screen if blanked, then do a resize request to make sure that the framebuffer
4087	* switches to the default format.
4088	*/
4089	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
4090
4091	/* Check if this is a real resize or a notification about the screen origin.
4092	* The guest uses this VBVAResize call for both.
4093	*/
4094	fResize = fResize
4095	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4096	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4097	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4098	\|\| pFBInfo->w != pScreen->u32Width
4099	\|\| pFBInfo->h != pScreen->u32Height;
4100
4101	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4102	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4103
4104	if (fNewOrigin \|\| fResize)
4105	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4106
4107	if (pFBInfo->fDisabled)
4108	{
4109	pFBInfo->fDisabled = false;
4110	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4111	GuestMonitorChangedEventType_Enabled,
4112	pScreen->u32ViewIndex,
4113	pScreen->i32OriginX, pScreen->i32OriginY,
4114	pScreen->u32Width, pScreen->u32Height);
4115	/* Continue to update pFBInfo. */
4116	}
4117
4118	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4119	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4120	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4121
4122	pFBInfo->xOrigin = pScreen->i32OriginX;
4123	pFBInfo->yOrigin = pScreen->i32OriginY;
4124
4125	pFBInfo->w = pScreen->u32Width;
4126	pFBInfo->h = pScreen->u32Height;
4127
4128	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4129	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4130	pFBInfo->u32LineSize = pScreen->u32LineSize;
4131
4132	pFBInfo->flags = pScreen->u16Flags;
4133
4134	if (fResetInputMapping)
4135	{
4136	pThis->xInputMappingOrigin = 0;
4137	pThis->yInputMappingOrigin = 0;
4138	pThis->cxInputMapping = 0;
4139	pThis->cyInputMapping = 0;
4140	}
4141
4142	if (fNewOrigin)
4143	{
4144	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4145	GuestMonitorChangedEventType_NewOrigin,
4146	pScreen->u32ViewIndex,
4147	pScreen->i32OriginX, pScreen->i32OriginY,
4148	0, 0);
4149	}
4150
4151	if (!fResize)
4152	{
4153	/* No parameters of the framebuffer have actually changed. */
4154	if (fNewOrigin)
4155	{
4156	/* VRDP server still need this notification. */
4157	LogRelFlowFunc(("Calling VRDP\n"));
4158	pThis->mParent->i_consoleVRDPServer()->SendResize();
4159	}
4160	return VINF_SUCCESS;
4161	}
4162
4163	/* Do a regular resize. */
4164	return pThis->i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4165	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4166	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4167	}
4168
4169	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4170	uint32_t xHot, uint32_t yHot,
4171	uint32_t cx, uint32_t cy,
4172	const void *pvShape)
4173	{
4174	LogFlowFunc(("\n"));
4175
4176	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4177
4178	uint32_t cbShape = 0;
4179	if (pvShape)
4180	{
4181	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4182	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4183	}
4184
4185	/* Tell the console about it */
4186	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4187	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4188
4189	return VINF_SUCCESS;
4190	}
4191
4192	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4193	{
4194	LogFlowFunc(("\n"));
4195
4196	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4197	Display *pThis = pDrv->pDisplay;
4198
4199	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4200	}
4201
4202	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4203	uint32_t cx, uint32_t cy)
4204	{
4205	LogFlowFunc(("\n"));
4206
4207	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4208	Display *pThis = pDrv->pDisplay;
4209
4210	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4211	}
4212
4213	#endif /* VBOX_WITH_HGSMI */
4214
4215	/**
4216	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4217	*/
4218	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4219	{
4220	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4221	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4222	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4223	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4224	return NULL;
4225	}
4226
4227
4228	/**
4229	* Destruct a display driver instance.
4230	*
4231	* @returns VBox status code.
4232	* @param pDrvIns The driver instance data.
4233	*/
4234	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4235	{
4236	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4237	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4238	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4239
4240	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4241
4242	pThis->IConnector.pbData = NULL;
4243	pThis->IConnector.cbScanline = 0;
4244	pThis->IConnector.cBits = 32;
4245	pThis->IConnector.cx = 0;
4246	pThis->IConnector.cy = 0;
4247
4248	if (pThis->pDisplay)
4249	{
4250	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4251	#ifdef VBOX_WITH_VPX
4252	pThis->pDisplay->i_VideoCaptureStop();
4253	#endif
4254	#ifdef VBOX_WITH_CRHGSMI
4255	pThis->pDisplay->i_destructCrHgsmiData();
4256	#endif
4257	pThis->pDisplay->mpDrv = NULL;
4258	pThis->pDisplay->mpVMMDev = NULL;
4259	}
4260	}
4261
4262
4263	/**
4264	* Construct a display driver instance.
4265	*
4266	* @copydoc FNPDMDRVCONSTRUCT
4267	*/
4268	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4269	{
4270	RT_NOREF(fFlags);
4271	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4272	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4273	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4274
4275	/*
4276	* Validate configuration.
4277	*/
4278	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4279	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4280	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4281	("Configuration error: Not possible to attach anything to this driver!\n"),
4282	VERR_PDM_DRVINS_NO_ATTACH);
4283
4284	/*
4285	* Init Interfaces.
4286	*/
4287	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4288
4289	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4290	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4291	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4292	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4293	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4294	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4295	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4296	#ifdef VBOX_WITH_VIDEOHWACCEL
4297	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4298	#endif
4299	#ifdef VBOX_WITH_CRHGSMI
4300	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4301	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4302	#endif
4303	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4304	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4305	#endif
4306	#ifdef VBOX_WITH_HGSMI
4307	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4308	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4309	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4310	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4311	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4312	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4313	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4314	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4315	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4316	#endif
4317
4318	/*
4319	* Get the IDisplayPort interface of the above driver/device.
4320	*/
4321	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4322	if (!pThis->pUpPort)
4323	{
4324	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4325	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4326	}
4327	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4328	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4329	if (!pThis->pVBVACallbacks)
4330	{
4331	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4332	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4333	}
4334	#endif
4335	/*
4336	* Get the Display object pointer and update the mpDrv member.
4337	*/
4338	void *pv;
4339	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4340	if (RT_FAILURE(rc))
4341	{
4342	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4343	return rc;
4344	}
4345	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4346	pThis->pDisplay = pDisplay;
4347	pThis->pDisplay->mpDrv = pThis;
4348
4349	/* Disable VRAM to a buffer copy initially. */
4350	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4351	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4352
4353	/*
4354	* Start periodic screen refreshes
4355	*/
4356	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4357
4358	#ifdef VBOX_WITH_CRHGSMI
4359	pDisplay->i_setupCrHgsmiData();
4360	#endif
4361
4362	#ifdef VBOX_WITH_VPX
4363	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4364	BOOL fEnabled = false;
4365	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4366	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4367	if (fEnabled)
4368	{
4369	rc = pDisplay->i_VideoCaptureStart();
4370	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4371	}
4372	#endif
4373
4374	return rc;
4375	}
4376
4377
4378	/**
4379	* Display driver registration record.
4380	*/
4381	const PDMDRVREG Display::DrvReg =
4382	{
4383	/* u32Version */
4384	PDM_DRVREG_VERSION,
4385	/* szName */
4386	"MainDisplay",
4387	/* szRCMod */
4388	"",
4389	/* szR0Mod */
4390	"",
4391	/* pszDescription */
4392	"Main display driver (Main as in the API).",
4393	/* fFlags */
4394	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4395	/* fClass. */
4396	PDM_DRVREG_CLASS_DISPLAY,
4397	/* cMaxInstances */
4398	~0U,
4399	/* cbInstance */
4400	sizeof(DRVMAINDISPLAY),
4401	/* pfnConstruct */
4402	Display::i_drvConstruct,
4403	/* pfnDestruct */
4404	Display::i_drvDestruct,
4405	/* pfnRelocate */
4406	NULL,
4407	/* pfnIOCtl */
4408	NULL,
4409	/* pfnPowerOn */
4410	NULL,
4411	/* pfnReset */
4412	NULL,
4413	/* pfnSuspend */
4414	NULL,
4415	/* pfnResume */
4416	NULL,
4417	/* pfnAttach */
4418	NULL,
4419	/* pfnDetach */
4420	NULL,
4421	/* pfnPowerOff */
4422	NULL,
4423	/* pfnSoftReset */
4424	NULL,
4425	/* u32EndVersion */
4426	PDM_DRVREG_VERSION
4427	};
4428
4429	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 63718

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