DisplayImpl.cpp@ 67510

Last change on this file since 67510 was 67474, checked in by vboxsync, 8 years ago
Devices/DevVGA: Unify the drawing logic (full update is handled by the other case, too). Introduce proper VGA blanking. Main/Display: Handle VGA blanking
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File size: 170.9 KB

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1	/* $Id: DisplayImpl.cpp 67474 2017-06-19 13:12:33Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#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 <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_VIDEOREC
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
134	#ifdef VBOX_WITH_VIDEOREC
135	rc = RTCritSectInit(&mVideoCaptureLock);
136	AssertRC(rc);
137
138	mpVideoRecCtx = NULL;
139	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
140	maVideoRecEnabled[i] = true;
141	#endif
142
143	#ifdef VBOX_WITH_CRHGSMI
144	mhCrOglSvc = NULL;
145	rc = RTCritSectRwInit(&mCrOglLock);
146	AssertRC(rc);
147	#endif
148
149	#ifdef VBOX_WITH_CROGL
150	RT_ZERO(mCrOglCallbacks);
151	RT_ZERO(mCrOglScreenshotData);
152	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
153	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
154	mCrOglScreenshotData.pvContext = this;
155	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
156	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
157	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
158	#endif
159
160	return BaseFinalConstruct();
161	}
162
163	void Display::FinalRelease()
164	{
165	uninit();
166
167	#ifdef VBOX_WITH_VIDEOREC
168	if (RTCritSectIsInitialized(&mVideoCaptureLock))
169	{
170	RTCritSectDelete(&mVideoCaptureLock);
171	RT_ZERO(mVideoCaptureLock);
172	}
173	#endif
174
175	videoAccelDestroy(&mVideoAccelLegacy);
176	i_saveVisibleRegion(0, NULL);
177
178	if (RTCritSectIsInitialized(&mVideoAccelLock))
179	{
180	RTCritSectDelete(&mVideoAccelLock);
181	RT_ZERO(mVideoAccelLock);
182	}
183
184	#ifdef VBOX_WITH_CRHGSMI
185	if (RTCritSectRwIsInitialized(&mCrOglLock))
186	{
187	RTCritSectRwDelete(&mCrOglLock);
188	RT_ZERO(mCrOglLock);
189	}
190	#endif
191	BaseFinalRelease();
192	}
193
194	// public initializer/uninitializer for internal purposes only
195	/////////////////////////////////////////////////////////////////////////////
196
197	#define kMaxSizeThumbnail 64
198
199	/**
200	* Save thumbnail and screenshot of the guest screen.
201	*/
202	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
203	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
204	{
205	int rc = VINF_SUCCESS;
206
207	uint8_t *pu8Thumbnail = NULL;
208	uint32_t cbThumbnail = 0;
209	uint32_t cxThumbnail = 0;
210	uint32_t cyThumbnail = 0;
211
212	if (cx > cy)
213	{
214	cxThumbnail = kMaxSizeThumbnail;
215	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
216	}
217	else
218	{
219	cyThumbnail = kMaxSizeThumbnail;
220	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
221	}
222
223	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
224
225	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
226	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
227
228	if (pu8Thumbnail)
229	{
230	uint8_t *dst = pu8Thumbnail;
231	uint8_t *src = pbData;
232	int dstW = cxThumbnail;
233	int dstH = cyThumbnail;
234	int srcW = cx;
235	int srcH = cy;
236	int iDeltaLine = cx * 4;
237
238	BitmapScale32(dst,
239	dstW, dstH,
240	src,
241	iDeltaLine,
242	srcW, srcH);
243
244	*ppu8Thumbnail = pu8Thumbnail;
245	*pcbThumbnail = cbThumbnail;
246	*pcxThumbnail = cxThumbnail;
247	*pcyThumbnail = cyThumbnail;
248	}
249	else
250	{
251	rc = VERR_NO_MEMORY;
252	}
253
254	return rc;
255	}
256
257	#ifdef VBOX_WITH_CROGL
258	typedef struct
259	{
260	CRVBOXHGCMTAKESCREENSHOT Base;
261
262	/* 32bpp small RGB image. */
263	uint8_t *pu8Thumbnail;
264	uint32_t cbThumbnail;
265	uint32_t cxThumbnail;
266	uint32_t cyThumbnail;
267
268	/* PNG screenshot. */
269	uint8_t *pu8PNG;
270	uint32_t cbPNG;
271	uint32_t cxPNG;
272	uint32_t cyPNG;
273	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
274
275	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
276	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
277	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
278	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
279	{
280	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
281	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
282	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
283	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
284	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
285	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
286	if (RT_FAILURE(rc))
287	{
288	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
289	if (pData->pu8PNG)
290	{
291	RTMemFree(pData->pu8PNG);
292	pData->pu8PNG = NULL;
293	}
294	pData->cbPNG = 0;
295	pData->cxPNG = 0;
296	pData->cyPNG = 0;
297	}
298	}
299	#endif
300
301	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
302	{
303	Display that = static_cast<Display>(pvUser);
304
305	/* 32bpp small RGB image. */
306	uint8_t *pu8Thumbnail = NULL;
307	uint32_t cbThumbnail = 0;
308	uint32_t cxThumbnail = 0;
309	uint32_t cyThumbnail = 0;
310
311	/* PNG screenshot. */
312	uint8_t *pu8PNG = NULL;
313	uint32_t cbPNG = 0;
314	uint32_t cxPNG = 0;
315	uint32_t cyPNG = 0;
316
317	Console::SafeVMPtr ptrVM(that->mParent);
318	if (ptrVM.isOk())
319	{
320	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
321	BOOL f3DSnapshot = FALSE;
322	if ( that->mfIsCr3DEnabled
323	&& that->mCrOglCallbacks.pfnHasData
324	&& that->mCrOglCallbacks.pfnHasData())
325	{
326	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
327	if (pVMMDev)
328	{
329	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
330	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
331	if (pScreenshot)
332	{
333	/* screen id or CRSCREEN_ALL to specify all enabled */
334	pScreenshot->Base.u32Screen = 0;
335	pScreenshot->Base.u32Width = 0;
336	pScreenshot->Base.u32Height = 0;
337	pScreenshot->Base.u32Pitch = 0;
338	pScreenshot->Base.pvBuffer = NULL;
339	pScreenshot->Base.pvContext = pScreenshot;
340	pScreenshot->Base.pfnScreenshotBegin = NULL;
341	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
342	pScreenshot->Base.pfnScreenshotEnd = NULL;
343
344	VBOXCRCMDCTL_HGCM data;
345	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
346	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
347
348	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
349	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
350	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
351
352	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
353	if (RT_SUCCESS(rc))
354	{
355	if (pScreenshot->pu8PNG)
356	{
357	pu8Thumbnail = pScreenshot->pu8Thumbnail;
358	cbThumbnail = pScreenshot->cbThumbnail;
359	cxThumbnail = pScreenshot->cxThumbnail;
360	cyThumbnail = pScreenshot->cyThumbnail;
361
362	/* PNG screenshot. */
363	pu8PNG = pScreenshot->pu8PNG;
364	cbPNG = pScreenshot->cbPNG;
365	cxPNG = pScreenshot->cxPNG;
366	cyPNG = pScreenshot->cyPNG;
367	f3DSnapshot = TRUE;
368	}
369	else
370	AssertMsgFailed(("no png\n"));
371	}
372	else
373	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
374
375
376	RTMemFree(pScreenshot);
377	}
378	}
379	}
380
381	if (!f3DSnapshot)
382	#endif
383	{
384	/* Query RGB bitmap. */
385	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
386	uint8_t *pbData = NULL;
387	size_t cbData = 0;
388	uint32_t cx = 0;
389	uint32_t cy = 0;
390	bool fFreeMem = false;
391	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
392
393	/*
394	* It is possible that success is returned but everything is 0 or NULL.
395	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
396	*/
397	if (RT_SUCCESS(rc) && pbData)
398	{
399	Assert(cx && cy);
400
401	/* Prepare a small thumbnail and a PNG screenshot. */
402	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
403	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
404	if (RT_FAILURE(rc))
405	{
406	if (pu8PNG)
407	{
408	RTMemFree(pu8PNG);
409	pu8PNG = NULL;
410	}
411	cbPNG = 0;
412	cxPNG = 0;
413	cyPNG = 0;
414	}
415
416	if (fFreeMem)
417	RTMemFree(pbData);
418	else
419	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
420	}
421	}
422	}
423	else
424	{
425	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
426	}
427
428	/* Regardless of rc, save what is available:
429	* Data format:
430	* uint32_t cBlocks;
431	* [blocks]
432	*
433	* Each block is:
434	* uint32_t cbBlock; if 0 - no 'block data'.
435	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
436	* [block data]
437	*
438	* Block data for bitmap and PNG:
439	* uint32_t cx;
440	* uint32_t cy;
441	* [image data]
442	*/
443	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
444
445	/* First block. */
446	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
447	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
448
449	if (cbThumbnail)
450	{
451	SSMR3PutU32(pSSM, cxThumbnail);
452	SSMR3PutU32(pSSM, cyThumbnail);
453	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
454	}
455
456	/* Second block. */
457	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
458	SSMR3PutU32(pSSM, 1); /* Block type: png. */
459
460	if (cbPNG)
461	{
462	SSMR3PutU32(pSSM, cxPNG);
463	SSMR3PutU32(pSSM, cyPNG);
464	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
465	}
466
467	RTMemFree(pu8PNG);
468	RTMemFree(pu8Thumbnail);
469	}
470
471	DECLCALLBACK(int)
472	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
473	{
474	RT_NOREF(pvUser);
475	if (uVersion != sSSMDisplayScreenshotVer)
476	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
477	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
478
479	/* Skip data. */
480	uint32_t cBlocks;
481	int rc = SSMR3GetU32(pSSM, &cBlocks);
482	AssertRCReturn(rc, rc);
483
484	for (uint32_t i = 0; i < cBlocks; i++)
485	{
486	uint32_t cbBlock;
487	rc = SSMR3GetU32(pSSM, &cbBlock);
488	AssertRCBreak(rc);
489
490	uint32_t typeOfBlock;
491	rc = SSMR3GetU32(pSSM, &typeOfBlock);
492	AssertRCBreak(rc);
493
494	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
495
496	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
497	* do not write any data if the image size was 0.
498	* @todo Fix and increase saved state version.
499	*/
500	if (cbBlock > 2 * sizeof(uint32_t))
501	{
502	rc = SSMR3Skip(pSSM, cbBlock);
503	AssertRCBreak(rc);
504	}
505	}
506
507	return rc;
508	}
509
510	/**
511	* Save/Load some important guest state
512	*/
513	DECLCALLBACK(void)
514	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
515	{
516	Display that = static_cast<Display>(pvUser);
517
518	SSMR3PutU32(pSSM, that->mcMonitors);
519	for (unsigned i = 0; i < that->mcMonitors; i++)
520	{
521	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
522	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
523	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
524	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
525	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
526	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
527	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
528	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
529	}
530	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
531	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
532	SSMR3PutU32(pSSM, that->cxInputMapping);
533	SSMR3PutU32(pSSM, that->cyInputMapping);
534	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
535	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
536	}
537
538	DECLCALLBACK(int)
539	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
540	{
541	Display that = static_cast<Display>(pvUser);
542
543	if ( uVersion != sSSMDisplayVer
544	&& uVersion != sSSMDisplayVer2
545	&& uVersion != sSSMDisplayVer3
546	&& uVersion != sSSMDisplayVer4
547	&& uVersion != sSSMDisplayVer5)
548	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
549	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
550
551	uint32_t cMonitors;
552	int rc = SSMR3GetU32(pSSM, &cMonitors);
553	AssertRCReturn(rc, rc);
554	if (cMonitors != that->mcMonitors)
555	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
556
557	for (uint32_t i = 0; i < cMonitors; i++)
558	{
559	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
560	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
561	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
562	if ( uVersion == sSSMDisplayVer2
563	\|\| uVersion == sSSMDisplayVer3
564	\|\| uVersion == sSSMDisplayVer4
565	\|\| uVersion == sSSMDisplayVer5)
566	{
567	uint32_t w;
568	uint32_t h;
569	SSMR3GetU32(pSSM, &w);
570	SSMR3GetU32(pSSM, &h);
571	that->maFramebuffers[i].w = w;
572	that->maFramebuffers[i].h = h;
573	}
574	if ( uVersion == sSSMDisplayVer3
575	\|\| uVersion == sSSMDisplayVer4
576	\|\| uVersion == sSSMDisplayVer5)
577	{
578	int32_t xOrigin;
579	int32_t yOrigin;
580	uint32_t flags;
581	SSMR3GetS32(pSSM, &xOrigin);
582	SSMR3GetS32(pSSM, &yOrigin);
583	SSMR3GetU32(pSSM, &flags);
584	that->maFramebuffers[i].xOrigin = xOrigin;
585	that->maFramebuffers[i].yOrigin = yOrigin;
586	that->maFramebuffers[i].flags = (uint16_t)flags;
587	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
588	}
589	}
590	if ( uVersion == sSSMDisplayVer4
591	\|\| uVersion == sSSMDisplayVer5)
592	{
593	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
594	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
595	SSMR3GetU32(pSSM, &that->cxInputMapping);
596	SSMR3GetU32(pSSM, &that->cyInputMapping);
597	}
598	if (uVersion == sSSMDisplayVer5)
599	{
600	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
601	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
602	}
603
604	return VINF_SUCCESS;
605	}
606
607	/**
608	* Initializes the display object.
609	*
610	* @returns COM result indicator
611	* @param aParent handle of our parent object
612	*/
613	HRESULT Display::init(Console *aParent)
614	{
615	ComAssertRet(aParent, E_INVALIDARG);
616	/* Enclose the state transition NotReady->InInit->Ready */
617	AutoInitSpan autoInitSpan(this);
618	AssertReturn(autoInitSpan.isOk(), E_FAIL);
619
620	unconst(mParent) = aParent;
621
622	mfSourceBitmapEnabled = true;
623	fVGAResizing = false;
624
625	ULONG ul;
626	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
627	mcMonitors = ul;
628	xInputMappingOrigin = 0;
629	yInputMappingOrigin = 0;
630	cxInputMapping = 0;
631	cyInputMapping = 0;
632
633	for (ul = 0; ul < mcMonitors; ul++)
634	{
635	maFramebuffers[ul].u32Offset = 0;
636	maFramebuffers[ul].u32MaxFramebufferSize = 0;
637	maFramebuffers[ul].u32InformationSize = 0;
638
639	maFramebuffers[ul].pFramebuffer = NULL;
640	/* All secondary monitors are disabled at startup. */
641	maFramebuffers[ul].fDisabled = ul > 0;
642
643	maFramebuffers[ul].u32Caps = 0;
644
645	maFramebuffers[ul].updateImage.pu8Address = NULL;
646	maFramebuffers[ul].updateImage.cbLine = 0;
647
648	maFramebuffers[ul].xOrigin = 0;
649	maFramebuffers[ul].yOrigin = 0;
650
651	maFramebuffers[ul].w = 0;
652	maFramebuffers[ul].h = 0;
653
654	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
655
656	maFramebuffers[ul].u16BitsPerPixel = 0;
657	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
658	maFramebuffers[ul].u32LineSize = 0;
659
660	maFramebuffers[ul].pHostEvents = NULL;
661
662	maFramebuffers[ul].fDefaultFormat = false;
663
664	#ifdef VBOX_WITH_HGSMI
665	maFramebuffers[ul].fVBVAEnabled = false;
666	maFramebuffers[ul].fVBVAForceResize = false;
667	maFramebuffers[ul].fRenderThreadMode = false;
668	maFramebuffers[ul].pVBVAHostFlags = NULL;
669	#endif /* VBOX_WITH_HGSMI */
670	#ifdef VBOX_WITH_CROGL
671	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
672	#endif
673	}
674
675	{
676	// register listener for state change events
677	ComPtr<IEventSource> es;
678	mParent->COMGETTER(EventSource)(es.asOutParam());
679	com::SafeArray<VBoxEventType_T> eventTypes;
680	eventTypes.push_back(VBoxEventType_OnStateChanged);
681	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
682	}
683
684	/* Cache the 3D settings. */
685	BOOL fIs3DEnabled = FALSE;
686	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
687	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
688	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
689	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
690
691	/* Confirm a successful initialization */
692	autoInitSpan.setSucceeded();
693
694	return S_OK;
695	}
696
697	/**
698	* Uninitializes the instance and sets the ready flag to FALSE.
699	* Called either from FinalRelease() or by the parent when it gets destroyed.
700	*/
701	void Display::uninit()
702	{
703	LogRelFlowFunc(("this=%p\n", this));
704
705	/* Enclose the state transition Ready->InUninit->NotReady */
706	AutoUninitSpan autoUninitSpan(this);
707	if (autoUninitSpan.uninitDone())
708	return;
709
710	unsigned uScreenId;
711	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
712	{
713	maFramebuffers[uScreenId].pSourceBitmap.setNull();
714	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
715	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
716	maFramebuffers[uScreenId].updateImage.cbLine = 0;
717	maFramebuffers[uScreenId].pFramebuffer.setNull();
718	#ifdef VBOX_WITH_VIDEOREC
719	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
720	#endif
721	}
722
723	if (mParent)
724	{
725	ComPtr<IEventSource> es;
726	mParent->COMGETTER(EventSource)(es.asOutParam());
727	es->UnregisterListener(this);
728	}
729
730	unconst(mParent) = NULL;
731
732	if (mpDrv)
733	mpDrv->pDisplay = NULL;
734
735	mpDrv = NULL;
736	mpVMMDev = NULL;
737	mfVMMDevInited = true;
738	}
739
740	/**
741	* Register the SSM methods. Called by the power up thread to be able to
742	* pass pVM
743	*/
744	int Display::i_registerSSM(PUVM pUVM)
745	{
746	/* Version 2 adds width and height of the framebuffer; version 3 adds
747	* the framebuffer offset in the virtual desktop and the framebuffer flags;
748	* version 4 adds guest to host input event mapping and version 5 adds
749	* guest VBVA and host cursor capabilities.
750	*/
751	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
752	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
753	NULL, NULL, NULL,
754	NULL, i_displaySSMSave, NULL,
755	NULL, i_displaySSMLoad, NULL, this);
756	AssertRCReturn(rc, rc);
757
758	/*
759	* Register loaders for old saved states where iInstance was
760	* 3 * sizeof(uint32_t *) due to a code mistake.
761	*/
762	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
763	NULL, NULL, NULL,
764	NULL, NULL, NULL,
765	NULL, i_displaySSMLoad, NULL, this);
766	AssertRCReturn(rc, rc);
767
768	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
769	NULL, NULL, NULL,
770	NULL, NULL, NULL,
771	NULL, i_displaySSMLoad, NULL, this);
772	AssertRCReturn(rc, rc);
773
774	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
775	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
776	NULL, NULL, NULL,
777	NULL, i_displaySSMSaveScreenshot, NULL,
778	NULL, i_displaySSMLoadScreenshot, NULL, this);
779
780	AssertRCReturn(rc, rc);
781
782	return VINF_SUCCESS;
783	}
784
785	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
786	{
787	RT_NOREF(pCmd, cbCmd, rc);
788	Assert(pvCompletion);
789	RTMemFree(pvCompletion);
790	}
791
792	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
793	int Display::i_crOglWindowsShow(bool fShow)
794	{
795	if (!mfCrOglDataHidden == !!fShow)
796	return VINF_SUCCESS;
797
798	if (!mhCrOglSvc)
799	{
800	/* No 3D or the VMSVGA3d kind. */
801	Assert(!mfIsCr3DEnabled);
802	return VERR_INVALID_STATE;
803	}
804
805	VMMDev *pVMMDev = mParent->i_getVMMDev();
806	if (!pVMMDev)
807	{
808	AssertMsgFailed(("no vmmdev\n"));
809	return VERR_INVALID_STATE;
810	}
811
812	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
813	if (!pData)
814	{
815	AssertMsgFailed(("RTMemAlloc failed\n"));
816	return VERR_NO_MEMORY;
817	}
818
819	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
820	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
821
822	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
823	pData->aParms[0].u.uint32 = (uint32_t)fShow;
824
825	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
826	if (RT_SUCCESS(rc))
827	mfCrOglDataHidden = !fShow;
828	else
829	{
830	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
831	RTMemFree(pData);
832	}
833
834	return rc;
835	}
836	#endif
837
838
839	// public methods only for internal purposes
840	/////////////////////////////////////////////////////////////////////////////
841
842	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
843	{
844	RT_NOREF(pView);
845	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
846	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
847	return VINF_SUCCESS; /* nop it */
848
849	if (mfIsCr3DEnabled)
850	{
851	int rc = VERR_INVALID_STATE;
852	if (mhCrOglSvc)
853	{
854	VMMDev *pVMMDev = mParent->i_getVMMDev();
855	if (pVMMDev)
856	{
857	VBOXCRCMDCTL_HGCM *pCtl;
858	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
859	if (pCtl)
860	{
861	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
862	pData->Screen = *pScreen;
863	pData->pvVRAM = pvVRAM;
864
865	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
866	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
867	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
868	pCtl->aParms[0].u.pointer.addr = pData;
869	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
870
871	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
872	if (RT_FAILURE(rc))
873	{
874	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
875	RTMemFree(pCtl);
876	}
877	}
878	else
879	rc = VERR_NO_MEMORY;
880	}
881	}
882
883	return rc;
884	}
885	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
886	RT_NOREF(pScreen, pvVRAM);
887	#endif
888	return VINF_SUCCESS;
889	}
890
891	#ifndef NEW_RESIZE
892	/**
893	* Handles display resize event.
894	*
895	* @param uScreenId Screen ID
896	* @param bpp New bits per pixel.
897	* @param pvVRAM VRAM pointer.
898	* @param cbLine New bytes per line.
899	* @param w New display width.
900	* @param h New display height.
901	* @param flags Flags of the new video mode.
902	*
903	* @thread EMT
904	*/
905	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
906	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
907	#else
908	/**
909	* Handles display resize event.
910	*
911	* @param uScreenId Screen ID
912	* @param bpp New bits per pixel.
913	* @param pvVRAM VRAM pointer.
914	* @param cbLine New bytes per line.
915	* @param w New display width.
916	* @param h New display height.
917	* @param flags Flags of the new video mode.
918	* @param xOrigin New display origin X.
919	* @param yOrigin New display origin Y.
920	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
921	*/
922	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
923	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
924	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
925	#endif
926	{
927	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
928	pvVRAM, w, h, bpp, cbLine, flags));
929
930	#ifndef NEW_RESIZE
931	if (uScreenId >= mcMonitors)
932	return VINF_SUCCESS;
933
934	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
935
936	/* Reset the update mode. */
937	pFBInfo->updateImage.pSourceBitmap.setNull();
938	pFBInfo->updateImage.pu8Address = NULL;
939	pFBInfo->updateImage.cbLine = 0;
940
941	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
942	{
943	pFBInfo->w = w;
944	pFBInfo->h = h;
945
946	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
947	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
948	pFBInfo->u32LineSize = cbLine;
949	pFBInfo->flags = flags;
950	}
951
952	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
953	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
954	{
955	if (mpDrv)
956	{
957	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
958
959	mpDrv->IConnector.pbData = NULL;
960	mpDrv->IConnector.cbScanline = 0;
961	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
962	mpDrv->IConnector.cx = 0;
963	mpDrv->IConnector.cy = 0;
964	}
965	}
966
967	maFramebuffers[uScreenId].pSourceBitmap.setNull();
968
969	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
970	{
971	HRESULT hr = maFramebuffers[uScreenId].pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
972	LogFunc(("NotifyChange hr %08X\n", hr));
973	NOREF(hr);
974	}
975
976	bool fUpdateImage = RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage);
977	if (fUpdateImage && !pFBInfo->pFramebuffer.isNull())
978	{
979	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
980	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
981	if (SUCCEEDED(hr))
982	{
983	BYTE *pAddress = NULL;
984	ULONG ulWidth = 0;
985	ULONG ulHeight = 0;
986	ULONG ulBitsPerPixel = 0;
987	ULONG ulBytesPerLine = 0;
988	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
989
990	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
991	&ulWidth,
992	&ulHeight,
993	&ulBitsPerPixel,
994	&ulBytesPerLine,
995	&bitmapFormat);
996	if (SUCCEEDED(hr))
997	{
998	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
999	pFBInfo->updateImage.pu8Address = pAddress;
1000	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1001	}
1002	}
1003	}
1004
1005	/* Inform the VRDP server about the change of display parameters. */
1006	LogRelFlowFunc(("Calling VRDP\n"));
1007	mParent->i_consoleVRDPServer()->SendResize();
1008
1009	/* And re-send the seamless rectangles if necessary. */
1010	if (mfSeamlessEnabled)
1011	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1012
1013	#ifdef VBOX_WITH_VIDEOREC
1014	videoCaptureScreenChanged(uScreenId);
1015	#endif
1016
1017	#else /* NEW_RESIZE */
1018
1019	/* Caller must not hold the object lock. */
1020	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
1021
1022	/* Note: the old code checked if the video mode was actially chnaged and
1023	* did not invalidate the source bitmap if the mode did not change.
1024	* The new code always invalidates the source bitmap, i.e. it will
1025	* notify the frontend even if nothing actually changed.
1026	*
1027	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
1028	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
1029	* the @todo below.
1030	*/
1031
1032	/* Make sure that the VGA device does not access the source bitmap. */
1033	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
1034	{
1035	/// @todo It is probably more convenient to implement
1036	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
1037	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
1038	// fSet = false disables rendering and VGA can check
1039	// if it is already rendering to a different bitmap, avoiding
1040	// enable/disable rendering races.
1041	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
1042
1043	mpDrv->IConnector.pbData = NULL;
1044	mpDrv->IConnector.cbScanline = 0;
1045	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
1046	mpDrv->IConnector.cx = 0;
1047	mpDrv->IConnector.cy = 0;
1048	}
1049
1050	/* Update maFramebuffers[uScreenId] under lock. */
1051	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1052
1053	if (uScreenId >= mcMonitors)
1054	return VINF_SUCCESS;
1055
1056	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1057
1058	/* Whether the monitor position has changed.
1059	* A resize initiated by the VGA device does not change the monitor position.
1060	*/
1061	const bool fNewOrigin = !fVGAResize
1062	&& ( pFBInfo->xOrigin != xOrigin
1063	\|\| pFBInfo->yOrigin != yOrigin);
1064
1065	/* The event for disabled->enabled transition.
1066	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
1067	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
1068	*/
1069	const bool fGuestMonitorChangedEvent = !fVGAResize
1070	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
1071
1072	/* Reset the update mode. */
1073	pFBInfo->updateImage.pSourceBitmap.setNull();
1074	pFBInfo->updateImage.pu8Address = NULL;
1075	pFBInfo->updateImage.cbLine = 0;
1076
1077	/* Release the current source bitmap. */
1078	pFBInfo->pSourceBitmap.setNull();
1079
1080	/* VGA blanking is signaled as w=0, h=0, bpp=0 and cbLine=0, and it's
1081	* best to keep the old resolution, as otherwise the window size would
1082	* change before the new resolution is known. */
1083	const bool fVGABlank = fVGAResize && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
1084	&& w == 0 && h == 0 && bpp == 0 && cbLine == 0;
1085	if (fVGABlank)
1086	{
1087	w = pFBInfo->w;
1088	h = pFBInfo->h;
1089	}
1090
1091	/* Update the video mode information. */
1092	pFBInfo->w = w;
1093	pFBInfo->h = h;
1094	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
1095	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
1096	pFBInfo->u32LineSize = cbLine;
1097	if (!fVGAResize)
1098	{
1099	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
1100	pFBInfo->flags = flags;
1101	pFBInfo->xOrigin = xOrigin;
1102	pFBInfo->yOrigin = yOrigin;
1103	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1104	pFBInfo->fVBVAForceResize = false;
1105	}
1106	else
1107	{
1108	pFBInfo->flags = 0;
1109	if (fVGABlank)
1110	pFBInfo->flags \|= VBVA_SCREEN_F_BLANK;
1111	pFBInfo->fDisabled = false;
1112	}
1113
1114	/* Prepare local vars for the notification code below. */
1115	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1116	const bool fDisabled = pFBInfo->fDisabled;
1117
1118	alock.release();
1119
1120	if (!pFramebuffer.isNull())
1121	{
1122	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1123	LogFunc(("NotifyChange hr %08X\n", hr));
1124	NOREF(hr);
1125	}
1126
1127	if (fGuestMonitorChangedEvent)
1128	{
1129	if (fDisabled)
1130	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1131	GuestMonitorChangedEventType_Disabled,
1132	uScreenId,
1133	0, 0, 0, 0);
1134	else
1135	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1136	GuestMonitorChangedEventType_Enabled,
1137	uScreenId,
1138	xOrigin, yOrigin, w, h);
1139	}
1140
1141	if (fNewOrigin)
1142	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1143	GuestMonitorChangedEventType_NewOrigin,
1144	uScreenId,
1145	xOrigin, yOrigin, 0, 0);
1146
1147	/* Inform the VRDP server about the change of display parameters. */
1148	LogRelFlowFunc(("Calling VRDP\n"));
1149	mParent->i_consoleVRDPServer()->SendResize();
1150
1151	/* And re-send the seamless rectangles if necessary. */
1152	if (mfSeamlessEnabled)
1153	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1154
1155	#ifdef VBOX_WITH_VIDEOREC
1156	videoCaptureScreenChanged(uScreenId);
1157	#endif
1158
1159	#endif /* NEW_RESIZE */
1160
1161	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1162
1163	return VINF_SUCCESS;
1164	}
1165
1166	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1167	{
1168	/* Correct negative x and y coordinates. */
1169	if (*px < 0)
1170	{
1171	px += pw; /* Compute xRight which is also the new width. */
1172
1173	pw = (px < 0)? 0: *px;
1174
1175	*px = 0;
1176	}
1177
1178	if (*py < 0)
1179	{
1180	py += ph; /* Compute xBottom, which is also the new height. */
1181
1182	ph = (py < 0)? 0: *py;
1183
1184	*py = 0;
1185	}
1186
1187	/* Also check if coords are greater than the display resolution. */
1188	if (px + pw > cx)
1189	{
1190	pw = cx > px? cx - *px: 0;
1191	}
1192
1193	if (py + ph > cy)
1194	{
1195	ph = cy > py? cy - *py: 0;
1196	}
1197	}
1198
1199	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1200	{
1201	/*
1202	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1203	* Safe to use VBVA vars and take the framebuffer lock.
1204	*/
1205
1206	#ifdef DEBUG_sunlover
1207	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1208	uScreenId, x, y, w, h));
1209	#endif /* DEBUG_sunlover */
1210
1211	/* No updates for a disabled guest screen. */
1212	if (maFramebuffers[uScreenId].fDisabled)
1213	return;
1214
1215	/* No updates for a blank guest screen. */
1216	/** @note Disabled for now, as the GUI does not update the picture when we
1217	* first blank. */
1218	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1219	return; */
1220
1221	#ifndef NEW_RESIZE
1222	i_checkCoordBounds(&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1223	maFramebuffers[uScreenId].h);
1224
1225	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1226	if (pFramebuffer != NULL)
1227	{
1228	if (w != 0 && h != 0)
1229	{
1230	bool fUpdateImage = RT_BOOL(maFramebuffers[uScreenId].u32Caps & FramebufferCapabilities_UpdateImage);
1231	if (RT_LIKELY(!fUpdateImage))
1232	{
1233	pFramebuffer->NotifyUpdate(x, y, w, h);
1234	}
1235	else
1236	{
1237	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1238
1239	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1240
1241	if (!pFBInfo->updateImage.pSourceBitmap.isNull())
1242	{
1243	Assert(pFBInfo->updateImage.pu8Address);
1244
1245	size_t cbData = w * h * 4;
1246	com::SafeArray<BYTE> image(cbData);
1247
1248	uint8_t *pu8Dst = image.raw();
1249	const uint8_t pu8Src = pFBInfo->updateImage.pu8Address + pFBInfo->updateImage.cbLine y + x * 4;
1250
1251	int i;
1252	for (i = y; i < y + h; ++i)
1253	{
1254	memcpy(pu8Dst, pu8Src, w * 4);
1255	pu8Dst += w * 4;
1256	pu8Src += pFBInfo->updateImage.cbLine;
1257	}
1258
1259	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1260	}
1261	}
1262	}
1263	}
1264	#else /* NEW_RESIZE */
1265	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1266	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1267
1268	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1269	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1270
1271	alockr.release();
1272
1273	if (RT_LIKELY(!pFramebuffer.isNull()))
1274	{
1275	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1276	{
1277	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1278
1279	if (w != 0 && h != 0)
1280	{
1281	pFramebuffer->NotifyUpdate(x, y, w, h);
1282	}
1283	}
1284	else
1285	{
1286	if (RT_LIKELY(!pSourceBitmap.isNull()))
1287	{ /* likely */ }
1288	else
1289	{
1290	/* Create a source bitmap if UpdateImage mode is used. */
1291	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1292	if (SUCCEEDED(hr))
1293	{
1294	BYTE *pAddress = NULL;
1295	ULONG ulWidth = 0;
1296	ULONG ulHeight = 0;
1297	ULONG ulBitsPerPixel = 0;
1298	ULONG ulBytesPerLine = 0;
1299	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1300
1301	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1302	&ulWidth,
1303	&ulHeight,
1304	&ulBitsPerPixel,
1305	&ulBytesPerLine,
1306	&bitmapFormat);
1307	if (SUCCEEDED(hr))
1308	{
1309	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1310
1311	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1312	{
1313	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1314	pFBInfo->updateImage.pu8Address = pAddress;
1315	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1316	}
1317
1318	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1319
1320	alockw.release();
1321	}
1322	}
1323	}
1324
1325	if (RT_LIKELY(!pSourceBitmap.isNull()))
1326	{
1327	BYTE *pbAddress = NULL;
1328	ULONG ulWidth = 0;
1329	ULONG ulHeight = 0;
1330	ULONG ulBitsPerPixel = 0;
1331	ULONG ulBytesPerLine = 0;
1332	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1333
1334	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1335	&ulWidth,
1336	&ulHeight,
1337	&ulBitsPerPixel,
1338	&ulBytesPerLine,
1339	&bitmapFormat);
1340	if (SUCCEEDED(hr))
1341	{
1342	/* Make sure that the requested update is within the source bitmap dimensions. */
1343	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1344
1345	if (w != 0 && h != 0)
1346	{
1347	const size_t cbData = w * h * 4;
1348	com::SafeArray<BYTE> image(cbData);
1349
1350	uint8_t *pu8Dst = image.raw();
1351	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1352
1353	int i;
1354	for (i = y; i < y + h; ++i)
1355	{
1356	memcpy(pu8Dst, pu8Src, w * 4);
1357	pu8Dst += w * 4;
1358	pu8Src += ulBytesPerLine;
1359	}
1360
1361	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1362	}
1363	}
1364	}
1365	}
1366	}
1367	#endif /* NEW_RESIZE */
1368
1369	#ifndef VBOX_WITH_HGSMI
1370	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1371	{
1372	#else
1373	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1374	{
1375	#endif /* VBOX_WITH_HGSMI */
1376	/* When VBVA is enabled, the VRDP server is informed
1377	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1378	* Inform the server here only if VBVA is disabled.
1379	*/
1380	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1381	}
1382	}
1383
1384	void Display::i_updateGuestGraphicsFacility(void)
1385	{
1386	Guest* pGuest = mParent->i_getGuest();
1387	AssertPtrReturnVoid(pGuest);
1388	/* The following is from GuestImpl.cpp. */
1389	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1390	* to move the graphics and seamless capability -> facility translation to
1391	* VMMDev so this could be saved. */
1392	RTTIMESPEC TimeSpecTS;
1393	RTTimeNow(&TimeSpecTS);
1394
1395	if ( mfVMMDevSupportsGraphics
1396	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1397	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1398	VBoxGuestFacilityStatus_Active,
1399	0 /fFlags/, &TimeSpecTS);
1400	else
1401	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1402	VBoxGuestFacilityStatus_Inactive,
1403	0 /fFlags/, &TimeSpecTS);
1404	}
1405
1406	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1407	{
1408	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1409	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1410	return;
1411	mfVMMDevSupportsGraphics = fSupportsGraphics;
1412	i_updateGuestGraphicsFacility();
1413	/* The VMMDev interface notifies the console. */
1414	}
1415
1416	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1417	{
1418	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1419	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1420
1421	mfGuestVBVACapabilities = fNewCapabilities;
1422	if (!fNotify)
1423	return;
1424	i_updateGuestGraphicsFacility();
1425	/* Tell the console about it */
1426	mParent->i_onAdditionsStateChange();
1427	}
1428
1429	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1430	{
1431	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1432
1433	xInputMappingOrigin = xOrigin;
1434	yInputMappingOrigin = yOrigin;
1435	cxInputMapping = cx;
1436	cyInputMapping = cy;
1437
1438	/* Re-send the seamless rectangles if necessary. */
1439	if (mfSeamlessEnabled)
1440	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1441	}
1442
1443	/**
1444	* Returns the upper left and lower right corners of the virtual framebuffer.
1445	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1446	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1447	*/
1448	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1449	int32_t px2, int32_t py2)
1450	{
1451	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1452	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1453
1454	AssertPtrReturnVoid(px1);
1455	AssertPtrReturnVoid(py1);
1456	AssertPtrReturnVoid(px2);
1457	AssertPtrReturnVoid(py2);
1458	LogRelFlowFunc(("\n"));
1459
1460	if (!mpDrv)
1461	return;
1462	/* If VBVA is not in use then this flag will not be set and this
1463	* will still work as it should. */
1464	if (!maFramebuffers[0].fDisabled)
1465	{
1466	x1 = (int32_t)maFramebuffers[0].xOrigin;
1467	y1 = (int32_t)maFramebuffers[0].yOrigin;
1468	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1469	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1470	}
1471	if (cxInputMapping && cyInputMapping)
1472	{
1473	x1 = xInputMappingOrigin;
1474	y1 = yInputMappingOrigin;
1475	x2 = xInputMappingOrigin + cxInputMapping;
1476	y2 = yInputMappingOrigin + cyInputMapping;
1477	}
1478	else
1479	for (unsigned i = 1; i < mcMonitors; ++i)
1480	{
1481	if (!maFramebuffers[i].fDisabled)
1482	{
1483	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1484	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1485	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1486	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1487	}
1488	}
1489	*px1 = x1;
1490	*py1 = y1;
1491	*px2 = x2;
1492	*py2 = y2;
1493	}
1494
1495	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1496	{
1497	/* Do we need this to access mParent? I presume that the safe VM pointer
1498	* ensures that mpDrv will remain valid. */
1499	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1500	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1501	& ~fCapabilitiesRemoved;
1502
1503	Console::SafeVMPtr ptrVM(mParent);
1504	if (!ptrVM.isOk())
1505	return ptrVM.rc();
1506	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1507	return S_OK;
1508	CHECK_CONSOLE_DRV(mpDrv);
1509	alock.release(); /* Release before calling up for lock order reasons. */
1510	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1511	mfHostCursorCapabilities = fHostCursorCapabilities;
1512	return S_OK;
1513	}
1514
1515	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1516	{
1517	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1518	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1519	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1520	xAdj = RT_MIN(xAdj, cxInputMapping);
1521	yAdj = RT_MIN(yAdj, cyInputMapping);
1522
1523	Console::SafeVMPtr ptrVM(mParent);
1524	if (!ptrVM.isOk())
1525	return ptrVM.rc();
1526	CHECK_CONSOLE_DRV(mpDrv);
1527	alock.release(); /* Release before calling up for lock order reasons. */
1528	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1529	return S_OK;
1530	}
1531
1532	static bool displayIntersectRect(RTRECT *prectResult,
1533	const RTRECT *prect1,
1534	const RTRECT *prect2)
1535	{
1536	/* Initialize result to an empty record. */
1537	memset(prectResult, 0, sizeof(RTRECT));
1538
1539	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1540	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1541
1542	if (xLeftResult < xRightResult)
1543	{
1544	/* There is intersection by X. */
1545
1546	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1547	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1548
1549	if (yTopResult < yBottomResult)
1550	{
1551	/* There is intersection by Y. */
1552
1553	prectResult->xLeft = xLeftResult;
1554	prectResult->yTop = yTopResult;
1555	prectResult->xRight = xRightResult;
1556	prectResult->yBottom = yBottomResult;
1557
1558	return true;
1559	}
1560	}
1561
1562	return false;
1563	}
1564
1565	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1566	{
1567	RTRECT *pRectVisibleRegion = NULL;
1568
1569	if (pRect == mpRectVisibleRegion)
1570	return VINF_SUCCESS;
1571	if (cRect != 0)
1572	{
1573	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1574	if (!pRectVisibleRegion)
1575	{
1576	return VERR_NO_MEMORY;
1577	}
1578	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1579	}
1580	if (mpRectVisibleRegion)
1581	RTMemFree(mpRectVisibleRegion);
1582	mcRectVisibleRegion = cRect;
1583	mpRectVisibleRegion = pRectVisibleRegion;
1584	return VINF_SUCCESS;
1585	}
1586
1587	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1588	{
1589	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1590	* sizeof(RTRECT));
1591	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1592	if (!pVisibleRegion)
1593	{
1594	return VERR_NO_TMP_MEMORY;
1595	}
1596	int rc = i_saveVisibleRegion(cRect, pRect);
1597	if (RT_FAILURE(rc))
1598	{
1599	RTMemTmpFree(pVisibleRegion);
1600	return rc;
1601	}
1602
1603	unsigned uScreenId;
1604	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1605	{
1606	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1607
1608	if ( !pFBInfo->pFramebuffer.isNull()
1609	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1610	{
1611	/* Prepare a new array of rectangles which intersect with the framebuffer.
1612	*/
1613	RTRECT rectFramebuffer;
1614	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1615	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1616	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1617	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1618
1619	uint32_t cRectVisibleRegion = 0;
1620
1621	uint32_t i;
1622	for (i = 0; i < cRect; i++)
1623	{
1624	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1625	{
1626	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1627	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1628	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1629	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1630
1631	cRectVisibleRegion++;
1632	}
1633	}
1634	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1635	}
1636	}
1637
1638	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1639	VMMDev *vmmDev = mParent->i_getVMMDev();
1640	if (mfIsCr3DEnabled && vmmDev)
1641	{
1642	if (mhCrOglSvc)
1643	{
1644	VBOXCRCMDCTL_HGCM *pCtl;
1645	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1646	if (pCtl)
1647	{
1648	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1649	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1650
1651	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1652	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1653
1654	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1655	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1656	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1657
1658	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1659	if (!RT_SUCCESS(rc))
1660	{
1661	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1662	RTMemFree(pCtl);
1663	}
1664	}
1665	else
1666	AssertMsgFailed(("failed to allocate rects memory\n"));
1667	}
1668	else
1669	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1670	}
1671	#endif
1672
1673	RTMemTmpFree(pVisibleRegion);
1674
1675	return VINF_SUCCESS;
1676	}
1677
1678	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1679	{
1680	/// @todo Currently not used by the guest and is not implemented in
1681	/// framebuffers. Remove?
1682	RT_NOREF(pcRects, paRects);
1683	return VERR_NOT_SUPPORTED;
1684	}
1685
1686	#ifdef VBOX_WITH_HGSMI
1687	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1688	uint32_t fu32SupportedOrders,
1689	bool fVideoAccelVRDP,
1690	DISPLAYFBINFO *pFBInfo)
1691	{
1692	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1693
1694	if (pFBInfo->pVBVAHostFlags)
1695	{
1696	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1697
1698	if (pFBInfo->fVBVAEnabled)
1699	{
1700	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1701
1702	if (fVideoAccelVRDP)
1703	{
1704	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1705	}
1706	}
1707
1708	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1709	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1710
1711	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1712	}
1713	}
1714
1715	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1716	bool fVideoAccelVRDP,
1717	DISPLAYFBINFO *paFBInfos,
1718	unsigned cFBInfos)
1719	{
1720	unsigned uScreenId;
1721
1722	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1723	{
1724	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1725	}
1726	}
1727	#endif /* VBOX_WITH_HGSMI */
1728
1729	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1730	{
1731	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1732	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1733	if (RT_SUCCESS(rc))
1734	{
1735	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1736	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1737	}
1738	LogFlowFunc(("leave %Rrc\n", rc));
1739	return rc;
1740	}
1741
1742	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1743	{
1744	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1745	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1746	if (RT_SUCCESS(rc))
1747	{
1748	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1749	videoAccelLeaveVGA(&mVideoAccelLegacy);
1750	}
1751	LogFlowFunc(("leave %Rrc\n", rc));
1752	return rc;
1753	}
1754
1755	void Display::VideoAccelFlushVMMDev(void)
1756	{
1757	LogFlowFunc(("enter\n"));
1758	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1759	if (RT_SUCCESS(rc))
1760	{
1761	i_VideoAccelFlush(mpDrv->pUpPort);
1762	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1763	}
1764	LogFlowFunc(("leave\n"));
1765	}
1766
1767	/* Called always by one VRDP server thread. Can be thread-unsafe.
1768	*/
1769	void Display::i_VideoAccelVRDP(bool fEnable)
1770	{
1771	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1772
1773	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1774
1775	int c = fEnable?
1776	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1777	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1778
1779	Assert (c >= 0);
1780
1781	/* This can run concurrently with Display videoaccel state change. */
1782	RTCritSectEnter(&mVideoAccelLock);
1783
1784	if (c == 0)
1785	{
1786	/* The last client has disconnected, and the accel can be
1787	* disabled.
1788	*/
1789	Assert(fEnable == false);
1790
1791	mfVideoAccelVRDP = false;
1792	mfu32SupportedOrders = 0;
1793
1794	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1795	maFramebuffers, mcMonitors);
1796	#ifdef VBOX_WITH_HGSMI
1797	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1798	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1799	#endif /* VBOX_WITH_HGSMI */
1800
1801	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1802	}
1803	else if ( c == 1
1804	&& !mfVideoAccelVRDP)
1805	{
1806	/* The first client has connected. Enable the accel.
1807	*/
1808	Assert(fEnable == true);
1809
1810	mfVideoAccelVRDP = true;
1811	/* Supporting all orders. */
1812	mfu32SupportedOrders = UINT32_MAX;
1813
1814	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1815	maFramebuffers, mcMonitors);
1816	#ifdef VBOX_WITH_HGSMI
1817	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1818	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1819	#endif /* VBOX_WITH_HGSMI */
1820
1821	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1822	}
1823	else
1824	{
1825	/* A client is connected or disconnected but there is no change in the
1826	* accel state. It remains enabled.
1827	*/
1828	Assert(mfVideoAccelVRDP == true);
1829	}
1830
1831	RTCritSectLeave(&mVideoAccelLock);
1832	}
1833
1834	void Display::i_notifyPowerDown(void)
1835	{
1836	LogRelFlowFunc(("\n"));
1837
1838	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1839
1840	/* Source bitmaps are not available anymore. */
1841	mfSourceBitmapEnabled = false;
1842
1843	alock.release();
1844
1845	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1846	unsigned uScreenId = mcMonitors;
1847	while (uScreenId > 0)
1848	{
1849	--uScreenId;
1850
1851	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1852	if (!pFBInfo->fDisabled)
1853	{
1854	#ifndef NEW_RESIZE
1855	i_handleDisplayResize(uScreenId, 32,
1856	pFBInfo->pu8FramebufferVRAM,
1857	pFBInfo->u32LineSize,
1858	pFBInfo->w,
1859	pFBInfo->h,
1860	pFBInfo->flags);
1861	#else
1862	i_handleDisplayResize(uScreenId, 32,
1863	pFBInfo->pu8FramebufferVRAM,
1864	pFBInfo->u32LineSize,
1865	pFBInfo->w,
1866	pFBInfo->h,
1867	pFBInfo->flags,
1868	pFBInfo->xOrigin,
1869	pFBInfo->yOrigin,
1870	false);
1871	#endif
1872	}
1873	}
1874	}
1875
1876	// Wrapped IDisplay methods
1877	/////////////////////////////////////////////////////////////////////////////
1878	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1879	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1880	{
1881	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1882
1883	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1884
1885	if (aScreenId >= mcMonitors)
1886	return E_INVALIDARG;
1887
1888	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1889
1890	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1891
1892	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1893	guestMonitorStatus = GuestMonitorStatus_Disabled;
1894	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1895	guestMonitorStatus = GuestMonitorStatus_Blank;
1896
1897	if (aWidth)
1898	*aWidth = pFBInfo->w;
1899	if (aHeight)
1900	*aHeight = pFBInfo->h;
1901	if (aBitsPerPixel)
1902	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1903	if (aXOrigin)
1904	*aXOrigin = pFBInfo->xOrigin;
1905	if (aYOrigin)
1906	*aYOrigin = pFBInfo->yOrigin;
1907	if (aGuestMonitorStatus)
1908	*aGuestMonitorStatus = guestMonitorStatus;
1909
1910	return S_OK;
1911	}
1912
1913
1914	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1915	{
1916	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1917
1918	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1919
1920	if (aScreenId >= mcMonitors)
1921	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1922	aScreenId, mcMonitors);
1923
1924	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1925	if (!pFBInfo->pFramebuffer.isNull())
1926	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1927	aScreenId);
1928
1929	pFBInfo->pFramebuffer = aFramebuffer;
1930	pFBInfo->framebufferId.create();
1931	aId = pFBInfo->framebufferId;
1932
1933	SafeArray<FramebufferCapabilities_T> caps;
1934	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1935	pFBInfo->u32Caps = 0;
1936	size_t i;
1937	for (i = 0; i < caps.size(); ++i)
1938	pFBInfo->u32Caps \|= caps[i];
1939
1940	alock.release();
1941
1942	/* The driver might not have been constructed yet */
1943	if (mpDrv)
1944	{
1945	#ifndef NEW_RESIZE
1946	/* Setup the new framebuffer. */
1947	i_handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
1948	pFBInfo->pu8FramebufferVRAM,
1949	pFBInfo->u32LineSize,
1950	pFBInfo->w,
1951	pFBInfo->h,
1952	pFBInfo->flags);
1953	#else
1954	/* Inform the framebuffer about the actual screen size. */
1955	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1956	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1957
1958	/* Re-send the seamless rectangles if necessary. */
1959	if (mfSeamlessEnabled)
1960	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1961	#endif
1962	}
1963
1964	Console::SafeVMPtrQuiet ptrVM(mParent);
1965	if (ptrVM.isOk())
1966	{
1967	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1968	if (mfIsCr3DEnabled)
1969	{
1970	VBOXCRCMDCTL_HGCM data;
1971	RT_ZERO(data);
1972	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1973	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1974
1975	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1976	data.aParms[0].u.uint32 = aScreenId;
1977
1978	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1979	AssertRC(vrc);
1980	}
1981	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1982
1983	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1984	3, this, aScreenId, false);
1985	}
1986
1987	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1988	return S_OK;
1989	}
1990
1991	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1992	{
1993	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1994
1995	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1996
1997	if (aScreenId >= mcMonitors)
1998	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1999	aScreenId, mcMonitors);
2000
2001	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2002
2003	if (pFBInfo->framebufferId != aId)
2004	{
2005	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
2006	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
2007	}
2008
2009	pFBInfo->pFramebuffer.setNull();
2010	pFBInfo->framebufferId.clear();
2011
2012	alock.release();
2013
2014	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2015	Console::SafeVMPtrQuiet ptrVM(mParent);
2016	if (ptrVM.isOk())
2017	{
2018	if (mfIsCr3DEnabled)
2019	{
2020	VBOXCRCMDCTL_HGCM data;
2021	RT_ZERO(data);
2022	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2023	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
2024
2025	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2026	data.aParms[0].u.uint32 = aScreenId;
2027
2028	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2029	AssertRC(vrc);
2030	}
2031	}
2032	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
2033
2034	return S_OK;
2035	}
2036
2037	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
2038	{
2039	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2040
2041	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2042
2043	if (aScreenId >= mcMonitors)
2044	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
2045	aScreenId, mcMonitors);
2046
2047	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2048
2049	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
2050
2051	return S_OK;
2052	}
2053
2054	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
2055	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
2056	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
2057	{
2058	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
2059	{
2060	/* Some of parameters must not change. Query current mode. */
2061	ULONG ulWidth = 0;
2062	ULONG ulHeight = 0;
2063	ULONG ulBitsPerPixel = 0;
2064	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
2065	if (FAILED(hr))
2066	return hr;
2067
2068	/* Assign current values to not changing parameters. */
2069	if (aWidth == 0)
2070	aWidth = ulWidth;
2071	if (aHeight == 0)
2072	aHeight = ulHeight;
2073	if (aBitsPerPixel == 0)
2074	aBitsPerPixel = ulBitsPerPixel;
2075	}
2076
2077	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2078
2079	if (aDisplay >= mcMonitors)
2080	return E_INVALIDARG;
2081
2082	CHECK_CONSOLE_DRV(mpDrv);
2083
2084	/*
2085	* It is up to the guest to decide whether the hint is
2086	* valid. Therefore don't do any VRAM sanity checks here.
2087	*/
2088
2089	/* Have to release the lock because the pfnRequestDisplayChange
2090	* will call EMT. */
2091	alock.release();
2092
2093	/* We always send the hint to the graphics card in case the guest enables
2094	* support later. For now we notify exactly when support is enabled. */
2095	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
2096	aBitsPerPixel, aDisplay,
2097	aChangeOrigin ? aOriginX : ~0,
2098	aChangeOrigin ? aOriginY : ~0,
2099	RT_BOOL(aEnabled),
2100	mfGuestVBVACapabilities
2101	& VBVACAPS_VIDEO_MODE_HINTS);
2102	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
2103	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
2104	{
2105	mParent->i_sendACPIMonitorHotPlugEvent();
2106	}
2107
2108	/* We currently never suppress the VMMDev hint if the guest has requested
2109	* it. Specifically the video graphics driver may not be responsible for
2110	* screen positioning in the guest virtual desktop, and the component
2111	* responsible may want to get the hint from VMMDev. */
2112	VMMDev *pVMMDev = mParent->i_getVMMDev();
2113	if (pVMMDev)
2114	{
2115	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2116	if (pVMMDevPort)
2117	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
2118	aDisplay, aOriginX, aOriginY,
2119	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
2120	}
2121	return S_OK;
2122	}
2123
2124	HRESULT Display::setSeamlessMode(BOOL enabled)
2125	{
2126	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2127
2128	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2129	alock.release();
2130
2131	VMMDev *pVMMDev = mParent->i_getVMMDev();
2132	if (pVMMDev)
2133	{
2134	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2135	if (pVMMDevPort)
2136	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2137	}
2138	mfSeamlessEnabled = RT_BOOL(enabled);
2139
2140	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2141	if (!enabled)
2142	{
2143	VMMDev *vmmDev = mParent->i_getVMMDev();
2144	if (mfIsCr3DEnabled && vmmDev)
2145	{
2146	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
2147	if (!pData)
2148	{
2149	AssertMsgFailed(("RTMemAlloc failed\n"));
2150	return VERR_NO_MEMORY;
2151	}
2152
2153	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2154	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2155
2156	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2157	pData->aParms[0].u.pointer.addr = NULL;
2158	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2159
2160	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
2161	if (!RT_SUCCESS(rc))
2162	{
2163	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2164	RTMemFree(pData);
2165	}
2166	}
2167	}
2168	#endif
2169	return S_OK;
2170	}
2171
2172	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2173	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2174	uint32_t u32Width, uint32_t u32Height)
2175	{
2176	if ( pDisplay->mfIsCr3DEnabled
2177	&& pDisplay->mCrOglCallbacks.pfnHasData
2178	&& pDisplay->mCrOglCallbacks.pfnHasData())
2179	{
2180	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2181	if (pVMMDev)
2182	{
2183	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2184	if (pScreenshot)
2185	{
2186	/* screen id or CRSCREEN_ALL to specify all enabled */
2187	pScreenshot->u32Screen = aScreenId;
2188	pScreenshot->u32Width = u32Width;
2189	pScreenshot->u32Height = u32Height;
2190	pScreenshot->u32Pitch = u32Width * 4;
2191	pScreenshot->pvBuffer = pbData;
2192	pScreenshot->pvContext = NULL;
2193	pScreenshot->pfnScreenshotBegin = NULL;
2194	pScreenshot->pfnScreenshotPerform = NULL;
2195	pScreenshot->pfnScreenshotEnd = NULL;
2196
2197	VBOXCRCMDCTL_HGCM data;
2198	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2199	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2200
2201	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2202	data.aParms[0].u.pointer.addr = pScreenshot;
2203	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2204
2205	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2206
2207	RTMemFree(pScreenshot);
2208
2209	if (RT_SUCCESS(rc))
2210	return TRUE;
2211	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2212	/* fall back to the non-3d mechanism */
2213	}
2214	}
2215	}
2216	return FALSE;
2217	}
2218	#endif
2219
2220	/* static */
2221	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2222	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2223	{
2224	int rc;
2225	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2226	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2227	{
2228	if (pDisplay->mpDrv)
2229	{
2230	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2231	*pfMemFree = false;
2232	}
2233	else
2234	{
2235	/* No image. */
2236	*ppbData = NULL;
2237	*pcbData = 0;
2238	*pcx = 0;
2239	*pcy = 0;
2240	*pfMemFree = true;
2241	rc = VINF_SUCCESS;
2242	}
2243	}
2244	else if (aScreenId < pDisplay->mcMonitors)
2245	{
2246	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2247
2248	uint32_t width = pFBInfo->w;
2249	uint32_t height = pFBInfo->h;
2250
2251	/* Allocate 32 bit per pixel bitmap. */
2252	size_t cbRequired = width * 4 * height;
2253
2254	if (cbRequired)
2255	{
2256	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2257	if (pbDst != NULL)
2258	{
2259	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2260	{
2261	/* Copy guest VRAM to the allocated 32bpp buffer. */
2262	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2263	int32_t xSrc = 0;
2264	int32_t ySrc = 0;
2265	uint32_t u32SrcWidth = width;
2266	uint32_t u32SrcHeight = height;
2267	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2268	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2269
2270	int32_t xDst = 0;
2271	int32_t yDst = 0;
2272	uint32_t u32DstWidth = u32SrcWidth;
2273	uint32_t u32DstHeight = u32SrcHeight;
2274	uint32_t u32DstLineSize = u32DstWidth * 4;
2275	uint32_t u32DstBitsPerPixel = 32;
2276
2277	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2278	width, height,
2279	pu8Src,
2280	xSrc, ySrc,
2281	u32SrcWidth, u32SrcHeight,
2282	u32SrcLineSize, u32SrcBitsPerPixel,
2283	pbDst,
2284	xDst, yDst,
2285	u32DstWidth, u32DstHeight,
2286	u32DstLineSize, u32DstBitsPerPixel);
2287	}
2288	else
2289	{
2290	memset(pbDst, 0, cbRequired);
2291	rc = VINF_SUCCESS;
2292	}
2293	if (RT_SUCCESS(rc))
2294	{
2295	*ppbData = pbDst;
2296	*pcbData = cbRequired;
2297	*pcx = width;
2298	*pcy = height;
2299	*pfMemFree = true;
2300	}
2301	else
2302	{
2303	RTMemFree(pbDst);
2304
2305	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2306	if ( rc == VERR_INVALID_STATE
2307	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2308	{
2309	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2310	*pfMemFree = false;
2311	}
2312	}
2313	}
2314	else
2315	rc = VERR_NO_MEMORY;
2316	}
2317	else
2318	{
2319	/* No image. */
2320	*ppbData = NULL;
2321	*pcbData = 0;
2322	*pcx = 0;
2323	*pcy = 0;
2324	*pfMemFree = true;
2325	rc = VINF_SUCCESS;
2326	}
2327	}
2328	else
2329	rc = VERR_INVALID_PARAMETER;
2330	return rc;
2331	}
2332
2333	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2334	BYTE *address, ULONG width, ULONG height)
2335	{
2336	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2337	/*
2338	* CrOgl screenshot hook/hack.
2339	*/
2340	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2341	return VINF_SUCCESS;
2342	#endif
2343
2344	uint8_t *pbData = NULL;
2345	size_t cbData = 0;
2346	uint32_t cx = 0;
2347	uint32_t cy = 0;
2348	bool fFreeMem = false;
2349	int vrc = VINF_SUCCESS;
2350
2351	int cRetries = 5;
2352	while (cRetries-- > 0)
2353	{
2354	/* Note! Not sure if the priority call is such a good idea here, but
2355	it would be nice to have an accurate screenshot for the bug
2356	report if the VM deadlocks. */
2357	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2358	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2359	if (vrc != VERR_TRY_AGAIN)
2360	{
2361	break;
2362	}
2363
2364	RTThreadSleep(10);
2365	}
2366
2367	if (RT_SUCCESS(vrc) && pbData)
2368	{
2369	if (cx == width && cy == height)
2370	{
2371	/* No scaling required. */
2372	memcpy(address, pbData, cbData);
2373	}
2374	else
2375	{
2376	/* Scale. */
2377	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2378
2379	uint8_t *dst = address;
2380	uint8_t *src = pbData;
2381	int dstW = width;
2382	int dstH = height;
2383	int srcW = cx;
2384	int srcH = cy;
2385	int iDeltaLine = cx * 4;
2386
2387	BitmapScale32(dst,
2388	dstW, dstH,
2389	src,
2390	iDeltaLine,
2391	srcW, srcH);
2392	}
2393
2394	if (fFreeMem)
2395	RTMemFree(pbData);
2396	else
2397	{
2398	/* This can be called from any thread. */
2399	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2400	}
2401	}
2402
2403	return vrc;
2404	}
2405
2406	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2407	BYTE *aAddress,
2408	ULONG aWidth,
2409	ULONG aHeight,
2410	BitmapFormat_T aBitmapFormat,
2411	ULONG *pcbOut)
2412	{
2413	HRESULT rc = S_OK;
2414
2415	/* Do not allow too small and too large screenshots. This also filters out negative
2416	* values passed as either 'aWidth' or 'aHeight'.
2417	*/
2418	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2419	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2420
2421	if ( aBitmapFormat != BitmapFormat_BGR0
2422	&& aBitmapFormat != BitmapFormat_BGRA
2423	&& aBitmapFormat != BitmapFormat_RGBA
2424	&& aBitmapFormat != BitmapFormat_PNG)
2425	{
2426	return setError(E_NOTIMPL,
2427	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2428	}
2429
2430	Console::SafeVMPtr ptrVM(mParent);
2431	if (!ptrVM.isOk())
2432	return ptrVM.rc();
2433
2434	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2435
2436	if (RT_SUCCESS(vrc))
2437	{
2438	const size_t cbData = aWidth * 4 * aHeight;
2439
2440	/* Most of uncompressed formats. */
2441	*pcbOut = (ULONG)cbData;
2442
2443	if (aBitmapFormat == BitmapFormat_BGR0)
2444	{
2445	/* Do nothing. */
2446	}
2447	else if (aBitmapFormat == BitmapFormat_BGRA)
2448	{
2449	uint32_t pu32 = (uint32_t )aAddress;
2450	size_t cPixels = aWidth * aHeight;
2451	while (cPixels--)
2452	{
2453	*pu32++ \|= UINT32_C(0xFF000000);
2454	}
2455	}
2456	else if (aBitmapFormat == BitmapFormat_RGBA)
2457	{
2458	uint8_t *pu8 = aAddress;
2459	size_t cPixels = aWidth * aHeight;
2460	while (cPixels--)
2461	{
2462	uint8_t u8 = pu8[0];
2463	pu8[0] = pu8[2];
2464	pu8[2] = u8;
2465	pu8[3] = 0xFF;
2466
2467	pu8 += 4;
2468	}
2469	}
2470	else if (aBitmapFormat == BitmapFormat_PNG)
2471	{
2472	uint8_t *pu8PNG = NULL;
2473	uint32_t cbPNG = 0;
2474	uint32_t cxPNG = 0;
2475	uint32_t cyPNG = 0;
2476
2477	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2478	if (RT_SUCCESS(vrc))
2479	{
2480	if (cbPNG <= cbData)
2481	{
2482	memcpy(aAddress, pu8PNG, cbPNG);
2483	*pcbOut = cbPNG;
2484	}
2485	else
2486	{
2487	rc = setError(E_FAIL,
2488	tr("PNG is larger than 32bpp bitmap"));
2489	}
2490	}
2491	else
2492	{
2493	rc = setError(VBOX_E_IPRT_ERROR,
2494	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2495	}
2496	RTMemFree(pu8PNG);
2497	}
2498	}
2499	else if (vrc == VERR_TRY_AGAIN)
2500	rc = setError(E_UNEXPECTED,
2501	tr("Screenshot is not available at this time"));
2502	else if (RT_FAILURE(vrc))
2503	rc = setError(VBOX_E_IPRT_ERROR,
2504	tr("Could not take a screenshot (%Rrc)"), vrc);
2505
2506	return rc;
2507	}
2508
2509	HRESULT Display::takeScreenShot(ULONG aScreenId,
2510	BYTE *aAddress,
2511	ULONG aWidth,
2512	ULONG aHeight,
2513	BitmapFormat_T aBitmapFormat)
2514	{
2515	HRESULT rc = S_OK;
2516
2517	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2518	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2519
2520	ULONG cbOut = 0;
2521	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2522	NOREF(cbOut);
2523
2524	LogRelFlowFunc(("%Rhrc\n", rc));
2525	return rc;
2526	}
2527
2528	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2529	ULONG aWidth,
2530	ULONG aHeight,
2531	BitmapFormat_T aBitmapFormat,
2532	std::vector<BYTE> &aScreenData)
2533	{
2534	HRESULT rc = S_OK;
2535
2536	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2537	aScreenId, aWidth, aHeight, aBitmapFormat));
2538
2539	/* Do not allow too small and too large screenshots. This also filters out negative
2540	* values passed as either 'aWidth' or 'aHeight'.
2541	*/
2542	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2543	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2544
2545	const size_t cbData = aWidth * 4 * aHeight;
2546	aScreenData.resize(cbData);
2547
2548	ULONG cbOut = 0;
2549	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2550	if (FAILED(rc))
2551	cbOut = 0;
2552
2553	aScreenData.resize(cbOut);
2554
2555	LogRelFlowFunc(("%Rhrc\n", rc));
2556	return rc;
2557	}
2558
2559	int Display::i_videoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2560	{
2561	#ifdef VBOX_WITH_VIDEOREC
2562	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2563	for (unsigned i = 0; i < Screens.size(); i++)
2564	{
2565	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(Screens[i]);
2566
2567	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2568
2569	if (fChanged && i < mcMonitors)
2570	videoCaptureScreenChanged(i);
2571
2572	}
2573	return VINF_SUCCESS;
2574	#else
2575	ComSafeArrayNoRef(aScreens);
2576	return VERR_NOT_SUPPORTED;
2577	#endif
2578	}
2579
2580	/**
2581	* Sends belonging audio samples to the video capturing code.
2582	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2583	*
2584	* @returns IPRT status code.
2585	* @param pvData Audio data.
2586	* @param cbData Size (in bytes) of audio data.
2587	* @param uTimestampMs Timestamp (in ms) of the audio data.
2588	*/
2589	int Display::i_videoCaptureSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2590	{
2591	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2592	if (!VideoRecIsEnabled(mpVideoRecCtx))
2593	return VINF_SUCCESS;
2594
2595	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2596	#else
2597	RT_NOREF(pvData, cbData, uTimestampMs);
2598	return VERR_NOT_SUPPORTED;
2599	#endif
2600	}
2601
2602	/**
2603	* Start video capturing. Does nothing if capturing is already active.
2604	*
2605	* @returns IPRT status code.
2606	*/
2607	int Display::i_videoCaptureStart(void)
2608	{
2609	#ifdef VBOX_WITH_VIDEOREC
2610	if (VideoRecIsEnabled(mpVideoRecCtx))
2611	return VINF_SUCCESS;
2612
2613	int rc = VideoRecContextCreate(mcMonitors, &mpVideoRecCtx);
2614	if (RT_FAILURE(rc))
2615	{
2616	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2617	return rc;
2618	}
2619	ComPtr<IMachine> pMachine = mParent->i_machine();
2620	com::SafeArray<BOOL> screens;
2621	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2622	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2623	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2624	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2625	ULONG ulWidth;
2626	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2627	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2628	ULONG ulHeight;
2629	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2630	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2631	ULONG ulRate;
2632	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2633	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2634	ULONG ulFPS;
2635	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2636	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2637	BSTR strFile;
2638	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2639	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2640	ULONG ulMaxTime;
2641	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2642	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2643	ULONG ulMaxSize;
2644	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2645	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2646	BSTR strOptions;
2647	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2648	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2649
2650	RTTIMESPEC ts;
2651	RTTimeNow(&ts);
2652	RTTIME time;
2653	RTTimeExplode(&time, &ts);
2654	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2655	{
2656	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2657	char *pszSuff = RTPathSuffix(pszAbsPath);
2658	if (pszSuff)
2659	pszSuff = RTStrDup(pszSuff);
2660	RTPathStripSuffix(pszAbsPath);
2661	if (!pszAbsPath)
2662	rc = VERR_INVALID_PARAMETER;
2663	if (!pszSuff)
2664	pszSuff = RTStrDup(".webm");
2665	char *pszName = NULL;
2666	if (RT_SUCCESS(rc))
2667	{
2668	if (mcMonitors > 1)
2669	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2670	else
2671	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2672	}
2673	if (RT_SUCCESS(rc))
2674	{
2675	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2676	pszName, ulWidth, ulHeight,
2677	ulRate, ulFPS, ulMaxTime,
2678	ulMaxSize, com::Utf8Str(strOptions).c_str());
2679	if (rc == VERR_ALREADY_EXISTS)
2680	{
2681	RTStrFree(pszName);
2682	pszName = NULL;
2683
2684	if (mcMonitors > 1)
2685	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2686	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2687	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2688	uScreen+1, pszSuff);
2689	else
2690	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2691	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2692	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2693	pszSuff);
2694	if (RT_SUCCESS(rc))
2695	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2696	pszName, ulWidth, ulHeight, ulRate,
2697	ulFPS, ulMaxTime,
2698	ulMaxSize, com::Utf8Str(strOptions).c_str());
2699	}
2700	}
2701
2702	if (RT_SUCCESS(rc))
2703	{
2704	videoCaptureScreenChanged(uScreen);
2705	}
2706	else
2707	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u, (%Rrc)\n", uScreen, rc));
2708
2709	RTStrFree(pszName);
2710	RTStrFree(pszSuff);
2711	RTStrFree(pszAbsPath);
2712	}
2713	return rc;
2714	#else /* VBOX_WITH_VIDEOREC */
2715	return VERR_NOT_SUPPORTED;
2716	#endif
2717	}
2718
2719	/**
2720	* Stop video capturing. Does nothing if video capturing is not active.
2721	*/
2722	void Display::i_videoCaptureStop()
2723	{
2724	#ifdef VBOX_WITH_VIDEOREC
2725	if (!VideoRecIsEnabled(mpVideoRecCtx))
2726	return;
2727
2728	VideoRecContextDestroy(mpVideoRecCtx);
2729	mpVideoRecCtx = NULL;
2730
2731	unsigned uScreenId;
2732	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2733	videoCaptureScreenChanged(uScreenId);
2734	#endif
2735	}
2736
2737	#ifdef VBOX_WITH_VIDEOREC
2738	void Display::videoCaptureScreenChanged(unsigned uScreenId)
2739	{
2740	if ( !VideoRecIsEnabled(mpVideoRecCtx)
2741	\|\| !maVideoRecEnabled[uScreenId])
2742	{
2743	/* Skip recording this screen. */
2744	return;
2745	}
2746
2747	/* Get a new source bitmap which will be used by video capture code. */
2748	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2749	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2750
2751	int rc2 = RTCritSectEnter(&mVideoCaptureLock);
2752	if (RT_SUCCESS(rc2))
2753	{
2754	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2755
2756	rc2 = RTCritSectLeave(&mVideoCaptureLock);
2757	AssertRC(rc2);
2758	}
2759	}
2760	#endif /* VBOX_WITH_VIDEOREC */
2761
2762	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2763	ULONG x, ULONG y, ULONG width, ULONG height)
2764	{
2765	int rc = VINF_SUCCESS;
2766
2767	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2768
2769	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2770	{
2771	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2772	}
2773	else if (aScreenId < pDisplay->mcMonitors)
2774	{
2775	/* Copy the bitmap to the guest VRAM. */
2776	const uint8_t *pu8Src = address;
2777	int32_t xSrc = 0;
2778	int32_t ySrc = 0;
2779	uint32_t u32SrcWidth = width;
2780	uint32_t u32SrcHeight = height;
2781	uint32_t u32SrcLineSize = width * 4;
2782	uint32_t u32SrcBitsPerPixel = 32;
2783
2784	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2785	int32_t xDst = x;
2786	int32_t yDst = y;
2787	uint32_t u32DstWidth = pFBInfo->w;
2788	uint32_t u32DstHeight = pFBInfo->h;
2789	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2790	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2791
2792	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2793	width, height,
2794	pu8Src,
2795	xSrc, ySrc,
2796	u32SrcWidth, u32SrcHeight,
2797	u32SrcLineSize, u32SrcBitsPerPixel,
2798	pu8Dst,
2799	xDst, yDst,
2800	u32DstWidth, u32DstHeight,
2801	u32DstLineSize, u32DstBitsPerPixel);
2802	if (RT_SUCCESS(rc))
2803	{
2804	if (!pFBInfo->pSourceBitmap.isNull())
2805	{
2806	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2807	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2808	*/
2809	if ( pFBInfo->fDefaultFormat
2810	&& !pFBInfo->fDisabled)
2811	{
2812	BYTE *pAddress = NULL;
2813	ULONG ulWidth = 0;
2814	ULONG ulHeight = 0;
2815	ULONG ulBitsPerPixel = 0;
2816	ULONG ulBytesPerLine = 0;
2817	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2818
2819	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2820	&ulWidth,
2821	&ulHeight,
2822	&ulBitsPerPixel,
2823	&ulBytesPerLine,
2824	&bitmapFormat);
2825	if (SUCCEEDED(hrc))
2826	{
2827	pu8Src = pFBInfo->pu8FramebufferVRAM;
2828	xSrc = x;
2829	ySrc = y;
2830	u32SrcWidth = pFBInfo->w;
2831	u32SrcHeight = pFBInfo->h;
2832	u32SrcLineSize = pFBInfo->u32LineSize;
2833	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2834
2835	/* Default format is 32 bpp. */
2836	pu8Dst = pAddress;
2837	xDst = xSrc;
2838	yDst = ySrc;
2839	u32DstWidth = u32SrcWidth;
2840	u32DstHeight = u32SrcHeight;
2841	u32DstLineSize = u32DstWidth * 4;
2842	u32DstBitsPerPixel = 32;
2843
2844	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2845	width, height,
2846	pu8Src,
2847	xSrc, ySrc,
2848	u32SrcWidth, u32SrcHeight,
2849	u32SrcLineSize, u32SrcBitsPerPixel,
2850	pu8Dst,
2851	xDst, yDst,
2852	u32DstWidth, u32DstHeight,
2853	u32DstLineSize, u32DstBitsPerPixel);
2854	}
2855	}
2856	}
2857
2858	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2859	}
2860	}
2861	else
2862	{
2863	rc = VERR_INVALID_PARAMETER;
2864	}
2865
2866	if (RT_SUCCESS(rc))
2867	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2868
2869	return rc;
2870	}
2871
2872	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2873	{
2874	/// @todo (r=dmik) this function may take too long to complete if the VM
2875	// is doing something like saving state right now. Which, in case if it
2876	// is called on the GUI thread, will make it unresponsive. We should
2877	// check the machine state here (by enclosing the check and VMRequCall
2878	// within the Console lock to make it atomic).
2879
2880	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2881	(void *)aAddress, aX, aY, aWidth, aHeight));
2882
2883	CheckComArgExpr(aWidth, aWidth != 0);
2884	CheckComArgExpr(aHeight, aHeight != 0);
2885
2886	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2887
2888	CHECK_CONSOLE_DRV(mpDrv);
2889
2890	Console::SafeVMPtr ptrVM(mParent);
2891	if (!ptrVM.isOk())
2892	return ptrVM.rc();
2893
2894	/* Release lock because the call scheduled on EMT may also try to take it. */
2895	alock.release();
2896
2897	/*
2898	* Again we're lazy and make the graphics device do all the
2899	* dirty conversion work.
2900	*/
2901	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2902	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2903
2904	/*
2905	* If the function returns not supported, we'll have to do all the
2906	* work ourselves using the framebuffer.
2907	*/
2908	HRESULT rc = S_OK;
2909	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2910	{
2911	/** @todo implement generic fallback for screen blitting. */
2912	rc = E_NOTIMPL;
2913	}
2914	else if (RT_FAILURE(rcVBox))
2915	rc = setError(VBOX_E_IPRT_ERROR,
2916	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2917	/// @todo
2918	// else
2919	// {
2920	// /* All ok. Redraw the screen. */
2921	// handleDisplayUpdate(x, y, width, height);
2922	// }
2923
2924	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2925	return rc;
2926	}
2927
2928	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2929	{
2930	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2931
2932	unsigned uScreenId;
2933	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2934	{
2935	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2936
2937	if ( !pFBInfo->fVBVAEnabled
2938	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2939	{
2940	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2941	}
2942	else
2943	{
2944	if (!pFBInfo->fDisabled)
2945	{
2946	/* Render complete VRAM screen to the framebuffer.
2947	* When framebuffer uses VRAM directly, just notify it to update.
2948	*/
2949	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2950	{
2951	BYTE *pAddress = NULL;
2952	ULONG ulWidth = 0;
2953	ULONG ulHeight = 0;
2954	ULONG ulBitsPerPixel = 0;
2955	ULONG ulBytesPerLine = 0;
2956	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2957
2958	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2959	&ulWidth,
2960	&ulHeight,
2961	&ulBitsPerPixel,
2962	&ulBytesPerLine,
2963	&bitmapFormat);
2964	if (SUCCEEDED(hrc))
2965	{
2966	uint32_t width = pFBInfo->w;
2967	uint32_t height = pFBInfo->h;
2968
2969	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2970	int32_t xSrc = 0;
2971	int32_t ySrc = 0;
2972	uint32_t u32SrcWidth = pFBInfo->w;
2973	uint32_t u32SrcHeight = pFBInfo->h;
2974	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2975	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2976
2977	/* Default format is 32 bpp. */
2978	uint8_t *pu8Dst = pAddress;
2979	int32_t xDst = xSrc;
2980	int32_t yDst = ySrc;
2981	uint32_t u32DstWidth = u32SrcWidth;
2982	uint32_t u32DstHeight = u32SrcHeight;
2983	uint32_t u32DstLineSize = u32DstWidth * 4;
2984	uint32_t u32DstBitsPerPixel = 32;
2985
2986	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2987	* implies resize of Framebuffer is in progress and
2988	* copyrect should not be called.
2989	*/
2990	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2991	{
2992	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2993	width, height,
2994	pu8Src,
2995	xSrc, ySrc,
2996	u32SrcWidth, u32SrcHeight,
2997	u32SrcLineSize, u32SrcBitsPerPixel,
2998	pu8Dst,
2999	xDst, yDst,
3000	u32DstWidth, u32DstHeight,
3001	u32DstLineSize, u32DstBitsPerPixel);
3002	}
3003	}
3004	}
3005
3006	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
3007	}
3008	}
3009	if (!fUpdateAll)
3010	break;
3011	}
3012	LogRelFlowFunc(("done\n"));
3013	return VINF_SUCCESS;
3014	}
3015
3016	/**
3017	* Does a full invalidation of the VM display and instructs the VM
3018	* to update it immediately.
3019	*
3020	* @returns COM status code
3021	*/
3022
3023	HRESULT Display::invalidateAndUpdate()
3024	{
3025	LogRelFlowFunc(("\n"));
3026
3027	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3028
3029	CHECK_CONSOLE_DRV(mpDrv);
3030
3031	Console::SafeVMPtr ptrVM(mParent);
3032	if (!ptrVM.isOk())
3033	return ptrVM.rc();
3034
3035	HRESULT rc = S_OK;
3036
3037	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
3038
3039	/* Have to release the lock when calling EMT. */
3040	alock.release();
3041
3042	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3043	3, this, 0, true);
3044	alock.acquire();
3045
3046	if (RT_FAILURE(rcVBox))
3047	rc = setError(VBOX_E_IPRT_ERROR,
3048	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
3049
3050	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3051	return rc;
3052	}
3053
3054	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
3055	{
3056	LogRelFlowFunc(("\n"));
3057
3058	HRESULT rc = S_OK;
3059
3060	Console::SafeVMPtr ptrVM(mParent);
3061	if (!ptrVM.isOk())
3062	return ptrVM.rc();
3063
3064	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3065	3, this, aScreenId, false);
3066	if (RT_FAILURE(rcVBox))
3067	rc = setError(VBOX_E_IPRT_ERROR,
3068	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
3069
3070	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3071	return rc;
3072	}
3073
3074	HRESULT Display::completeVHWACommand(BYTE *aCommand)
3075	{
3076	#ifdef VBOX_WITH_VIDEOHWACCEL
3077	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
3078	return S_OK;
3079	#else
3080	return E_NOTIMPL;
3081	#endif
3082	}
3083
3084	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
3085	{
3086	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
3087
3088	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3089	if (mfIsCr3DEnabled)
3090	{
3091	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
3092	if (RT_FAILURE(rc))
3093	{
3094	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3095	pFb->pendingViewportInfo.fPending = true;
3096	pFb->pendingViewportInfo.x = aX;
3097	pFb->pendingViewportInfo.y = aY;
3098	pFb->pendingViewportInfo.width = aWidth;
3099	pFb->pendingViewportInfo.height = aHeight;
3100	}
3101	}
3102	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3103
3104	/* The driver might not have been constructed yet */
3105	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
3106	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
3107
3108	return S_OK;
3109	}
3110
3111	HRESULT Display::querySourceBitmap(ULONG aScreenId,
3112	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
3113	{
3114	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3115
3116	Console::SafeVMPtr ptrVM(mParent);
3117	if (!ptrVM.isOk())
3118	return ptrVM.rc();
3119
3120	bool fSetRenderVRAM = false;
3121	bool fInvalidate = false;
3122
3123	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3124
3125	if (aScreenId >= mcMonitors)
3126	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3127	aScreenId, mcMonitors);
3128
3129	if (!mfSourceBitmapEnabled)
3130	{
3131	aDisplaySourceBitmap = NULL;
3132	return E_FAIL;
3133	}
3134
3135	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3136
3137	/* No source bitmap for a blank guest screen. */
3138	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
3139	{
3140	aDisplaySourceBitmap = NULL;
3141	return E_FAIL;
3142	}
3143
3144	HRESULT hr = S_OK;
3145
3146	if (pFBInfo->pSourceBitmap.isNull())
3147	{
3148	#ifndef NEW_RESIZE
3149	/* Create a new object. */
3150	ComObjPtr<DisplaySourceBitmap> obj;
3151	hr = obj.createObject();
3152	if (SUCCEEDED(hr))
3153	hr = obj->init(this, aScreenId, pFBInfo);
3154
3155	if (SUCCEEDED(hr))
3156	{
3157	bool fDefaultFormat = !obj->i_usesVRAM();
3158
3159	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3160	{
3161	/* Start buffer updates. */
3162	BYTE *pAddress = NULL;
3163	ULONG ulWidth = 0;
3164	ULONG ulHeight = 0;
3165	ULONG ulBitsPerPixel = 0;
3166	ULONG ulBytesPerLine = 0;
3167	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3168
3169	obj->QueryBitmapInfo(&pAddress,
3170	&ulWidth,
3171	&ulHeight,
3172	&ulBitsPerPixel,
3173	&ulBytesPerLine,
3174	&bitmapFormat);
3175
3176	mpDrv->IConnector.pbData = pAddress;
3177	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3178	mpDrv->IConnector.cBits = ulBitsPerPixel;
3179	mpDrv->IConnector.cx = ulWidth;
3180	mpDrv->IConnector.cy = ulHeight;
3181
3182	fSetRenderVRAM = fDefaultFormat;
3183	}
3184
3185	/* Make sure that the bitmap contains the latest image. */
3186	fInvalidate = fDefaultFormat;
3187
3188	pFBInfo->pSourceBitmap = obj;
3189	pFBInfo->fDefaultFormat = fDefaultFormat;
3190	}
3191	#else /* NEW_RESIZE */
3192	/* Create a new object. */
3193	ComObjPtr<DisplaySourceBitmap> obj;
3194	hr = obj.createObject();
3195	if (SUCCEEDED(hr))
3196	hr = obj->init(this, aScreenId, pFBInfo);
3197
3198	if (SUCCEEDED(hr))
3199	{
3200	pFBInfo->pSourceBitmap = obj;
3201	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
3202
3203	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3204	{
3205	/* Start buffer updates. */
3206	BYTE *pAddress = NULL;
3207	ULONG ulWidth = 0;
3208	ULONG ulHeight = 0;
3209	ULONG ulBitsPerPixel = 0;
3210	ULONG ulBytesPerLine = 0;
3211	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3212
3213	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3214	&ulWidth,
3215	&ulHeight,
3216	&ulBitsPerPixel,
3217	&ulBytesPerLine,
3218	&bitmapFormat);
3219
3220	mpDrv->IConnector.pbData = pAddress;
3221	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3222	mpDrv->IConnector.cBits = ulBitsPerPixel;
3223	mpDrv->IConnector.cx = ulWidth;
3224	mpDrv->IConnector.cy = ulHeight;
3225
3226	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3227	}
3228
3229	/* Make sure that the bitmap contains the latest image. */
3230	fInvalidate = pFBInfo->fDefaultFormat;
3231	}
3232	#endif /* NEW_RESIZE */
3233	}
3234
3235	if (SUCCEEDED(hr))
3236	{
3237	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3238	}
3239
3240	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3241	alock.release();
3242
3243	if (SUCCEEDED(hr))
3244	{
3245	if (fSetRenderVRAM)
3246	{
3247	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3248	}
3249
3250	if (fInvalidate)
3251	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3252	3, this, aScreenId, false);
3253	}
3254
3255	LogRelFlowFunc(("%Rhrc\n", hr));
3256	return hr;
3257	}
3258
3259	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3260	{
3261	NOREF(aGuestScreenLayout);
3262	return E_NOTIMPL;
3263	}
3264
3265	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3266	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3267	{
3268	NOREF(aScreenLayoutMode);
3269	NOREF(aGuestScreenInfo);
3270	return E_NOTIMPL;
3271	}
3272
3273	// wrapped IEventListener method
3274	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3275	{
3276	VBoxEventType_T aType = VBoxEventType_Invalid;
3277
3278	aEvent->COMGETTER(Type)(&aType);
3279	switch (aType)
3280	{
3281	case VBoxEventType_OnStateChanged:
3282	{
3283	ComPtr<IStateChangedEvent> scev = aEvent;
3284	Assert(scev);
3285	MachineState_T machineState;
3286	scev->COMGETTER(State)(&machineState);
3287	if ( machineState == MachineState_Running
3288	\|\| machineState == MachineState_Teleporting
3289	\|\| machineState == MachineState_LiveSnapshotting
3290	\|\| machineState == MachineState_DeletingSnapshotOnline
3291	)
3292	{
3293	LogRelFlowFunc(("Machine is running.\n"));
3294
3295	#ifdef VBOX_WITH_CROGL
3296	i_crOglWindowsShow(true);
3297	#endif
3298	}
3299	else
3300	{
3301	#ifdef VBOX_WITH_CROGL
3302	if (machineState == MachineState_Paused)
3303	i_crOglWindowsShow(false);
3304	#endif
3305	}
3306	break;
3307	}
3308	default:
3309	AssertFailed();
3310	}
3311
3312	return S_OK;
3313	}
3314
3315
3316	// private methods
3317	/////////////////////////////////////////////////////////////////////////////
3318
3319	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3320	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3321	{
3322	VMMDev *pVMMDev = mParent->i_getVMMDev();
3323	if (!pVMMDev)
3324	return VERR_INVALID_STATE;
3325
3326	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3327	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3328
3329	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3330	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3331
3332	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3333	pData->aParms[0].u.uint32 = aScreenId;
3334
3335	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3336	pData->aParms[1].u.uint32 = x;
3337
3338	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3339	pData->aParms[2].u.uint32 = y;
3340
3341	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3342	pData->aParms[3].u.uint32 = width;
3343
3344	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3345	pData->aParms[4].u.uint32 = height;
3346
3347	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3348	}
3349	#endif
3350
3351	#ifdef VBOX_WITH_CRHGSMI
3352	void Display::i_setupCrHgsmiData(void)
3353	{
3354	VMMDev *pVMMDev = mParent->i_getVMMDev();
3355	Assert(pVMMDev);
3356	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3357	AssertRC(rc);
3358
3359	if (pVMMDev)
3360	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3361	else
3362	rc = VERR_GENERAL_FAILURE;
3363
3364	if (RT_SUCCESS(rc))
3365	{
3366	Assert(mhCrOglSvc);
3367	/* setup command completion callback */
3368	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3369	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3370	Completion.Hdr.cbCmd = sizeof(Completion);
3371	Completion.hCompletion = mpDrv->pVBVACallbacks;
3372	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3373
3374	VBOXHGCMSVCPARM parm;
3375	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3376	parm.u.pointer.addr = &Completion;
3377	parm.u.pointer.size = 0;
3378
3379	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3380	if (RT_SUCCESS(rc))
3381	mCrOglCallbacks = Completion.MainInterface;
3382	else
3383	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3384	}
3385
3386	if (RT_FAILURE(rc))
3387	mhCrOglSvc = NULL;
3388
3389	RTCritSectRwLeaveExcl(&mCrOglLock);
3390	}
3391
3392	void Display::i_destructCrHgsmiData(void)
3393	{
3394	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3395	AssertRC(rc);
3396	mhCrOglSvc = NULL;
3397	RTCritSectRwLeaveExcl(&mCrOglLock);
3398	}
3399	#endif /* VBOX_WITH_CRHGSMI */
3400
3401	/**
3402	* Handle display resize event issued by the VGA device for the primary screen.
3403	*
3404	* @see PDMIDISPLAYCONNECTOR::pfnResize
3405	*/
3406	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3407	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3408	{
3409	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3410	Display *pThis = pDrv->pDisplay;
3411
3412	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3413	bpp, pvVRAM, cbLine, cx, cy));
3414
3415	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3416	if (!f)
3417	{
3418	/* This is a result of recursive call when the source bitmap is being updated
3419	* during a VGA resize. Tell the VGA device to ignore the call.
3420	*
3421	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3422	* fail on resize.
3423	*/
3424	LogRel(("displayResizeCallback: already processing\n"));
3425	return VINF_VGA_RESIZE_IN_PROGRESS;
3426	}
3427
3428	#ifndef NEW_RESIZE
3429	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3430	#else
3431	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3432	#endif
3433
3434	/* Restore the flag. */
3435	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3436	AssertRelease(f);
3437
3438	return rc;
3439	}
3440
3441	/**
3442	* Handle display update.
3443	*
3444	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3445	*/
3446	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3447	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3448	{
3449	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3450
3451	#ifdef DEBUG_sunlover
3452	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3453	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3454	#endif /* DEBUG_sunlover */
3455
3456	/* This call does update regardless of VBVA status.
3457	* But in VBVA mode this is called only as result of
3458	* pfnUpdateDisplayAll in the VGA device.
3459	*/
3460
3461	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3462	}
3463
3464	/**
3465	* Periodic display refresh callback.
3466	*
3467	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3468	* @thread EMT
3469	*/
3470	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3471	{
3472	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3473
3474	#ifdef DEBUG_sunlover_2
3475	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3476	pDrv->pDisplay->mfVideoAccelEnabled));
3477	#endif /* DEBUG_sunlover_2 */
3478
3479	Display *pDisplay = pDrv->pDisplay;
3480	unsigned uScreenId;
3481
3482	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3483	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3484	{
3485	if (rc == VWRN_INVALID_STATE)
3486	{
3487	/* No VBVA do a display update. */
3488	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3489	}
3490
3491	/* Inform the VRDP server that the current display update sequence is
3492	* completed. At this moment the framebuffer memory contains a definite
3493	* image, that is synchronized with the orders already sent to VRDP client.
3494	* The server can now process redraw requests from clients or initial
3495	* fullscreen updates for new clients.
3496	*/
3497	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3498	{
3499	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3500	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3501	}
3502	}
3503
3504	#ifdef VBOX_WITH_VIDEOREC
3505	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3506	{
3507	do {
3508	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3509	if (pDisplay->mfIsCr3DEnabled)
3510	{
3511	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3512	{
3513	if ( pDisplay->mCrOglCallbacks.pfnHasData
3514	&& pDisplay->mCrOglCallbacks.pfnHasData())
3515	{
3516	/* submit */
3517	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3518
3519	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3520	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3521
3522	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3523	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3524	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3525	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3526	if (RT_SUCCESS(rc))
3527	break;
3528	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3529	}
3530
3531	/* no 3D data available, or error has occured,
3532	* go the straight way */
3533	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3534	}
3535	else
3536	{
3537	/* record request is still in progress, don't do anything */
3538	break;
3539	}
3540	}
3541	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3542
3543	uint64_t u64Now = RTTimeProgramMilliTS();
3544	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3545	{
3546	if (!pDisplay->maVideoRecEnabled[uScreenId])
3547	continue;
3548
3549	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3550	{
3551	pDisplay->i_videoCaptureStop();
3552	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3553	break;
3554	}
3555
3556	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3557	if (!pFBInfo->fDisabled)
3558	{
3559	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3560	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3561	if (RT_SUCCESS(rc2))
3562	{
3563	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3564	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3565	}
3566
3567	if (!pSourceBitmap.isNull())
3568	{
3569	BYTE *pbAddress = NULL;
3570	ULONG ulWidth = 0;
3571	ULONG ulHeight = 0;
3572	ULONG ulBitsPerPixel = 0;
3573	ULONG ulBytesPerLine = 0;
3574	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3575	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3576	&ulWidth,
3577	&ulHeight,
3578	&ulBitsPerPixel,
3579	&ulBytesPerLine,
3580	&bitmapFormat);
3581	if (SUCCEEDED(hr) && pbAddress)
3582	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3583	BitmapFormat_BGR,
3584	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3585	pbAddress, u64Now);
3586	else
3587	rc = VERR_NOT_SUPPORTED;
3588
3589	pSourceBitmap.setNull();
3590	}
3591	else
3592	rc = VERR_NOT_SUPPORTED;
3593
3594	if (rc == VINF_TRY_AGAIN)
3595	break;
3596	}
3597	}
3598	} while (0);
3599	}
3600	#endif /* VBOX_WITH_VIDEOREC */
3601
3602	#ifdef DEBUG_sunlover_2
3603	LogFlowFunc(("leave\n"));
3604	#endif /* DEBUG_sunlover_2 */
3605	}
3606
3607	/**
3608	* Reset notification
3609	*
3610	* @see PDMIDISPLAYCONNECTOR::pfnReset
3611	*/
3612	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3613	{
3614	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3615
3616	LogRelFlowFunc(("\n"));
3617
3618	/* Disable VBVA mode. */
3619	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3620	}
3621
3622	/**
3623	* LFBModeChange notification
3624	*
3625	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3626	*/
3627	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3628	{
3629	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3630
3631	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3632
3633	NOREF(fEnabled);
3634
3635	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3636	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3637	}
3638
3639	/**
3640	* Adapter information change notification.
3641	*
3642	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3643	*/
3644	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3645	uint32_t u32VRAMSize)
3646	{
3647	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3648	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3649	}
3650
3651	/**
3652	* Display information change notification.
3653	*
3654	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3655	*/
3656	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3657	void *pvVRAM, unsigned uScreenId)
3658	{
3659	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3660	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3661	}
3662
3663	#ifdef VBOX_WITH_VIDEOHWACCEL
3664
3665	#ifndef S_FALSE
3666	# define S_FALSE ((HRESULT)1L)
3667	#endif
3668
3669	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3670	{
3671	unsigned id = (unsigned)pCommand->iDisplay;
3672	if (id >= mcMonitors)
3673	return VERR_INVALID_PARAMETER;
3674
3675	ComPtr<IFramebuffer> pFramebuffer;
3676	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3677	pFramebuffer = maFramebuffers[id].pFramebuffer;
3678	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3679	arlock.release();
3680
3681	if (pFramebuffer == NULL \|\| !fVHWASupported)
3682	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3683
3684	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3685	if (hr == S_FALSE)
3686	return VINF_SUCCESS;
3687	if (SUCCEEDED(hr))
3688	return VINF_CALLBACK_RETURN;
3689	if (hr == E_ACCESSDENIED)
3690	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3691	if (hr == E_NOTIMPL)
3692	return VERR_NOT_IMPLEMENTED;
3693	return VERR_GENERAL_FAILURE;
3694	}
3695
3696	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3697	{
3698	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3699
3700	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3701	}
3702	#endif
3703
3704	#ifdef VBOX_WITH_CRHGSMI
3705	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3706	{
3707	RT_NOREF(u32Function);
3708	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3709	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3710	}
3711
3712	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3713	{
3714	RT_NOREF(u32Function);
3715	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3716	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3717	}
3718
3719	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3720	{
3721	int rc = VERR_NOT_SUPPORTED;
3722	VBOXHGCMSVCPARM parm;
3723	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3724	parm.u.pointer.addr = pCmd;
3725	parm.u.pointer.size = cbCmd;
3726
3727	if (mhCrOglSvc)
3728	{
3729	VMMDev *pVMMDev = mParent->i_getVMMDev();
3730	if (pVMMDev)
3731	{
3732	/* no completion callback is specified with this call,
3733	* the CrOgl code will complete the CrHgsmi command once it processes it */
3734	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3735	AssertRC(rc);
3736	if (RT_SUCCESS(rc))
3737	return;
3738	}
3739	else
3740	rc = VERR_INVALID_STATE;
3741	}
3742
3743	/* we are here because something went wrong with command processing, complete it */
3744	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3745	}
3746
3747	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3748	{
3749	int rc = VERR_NOT_SUPPORTED;
3750	VBOXHGCMSVCPARM parm;
3751	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3752	parm.u.pointer.addr = pCtl;
3753	parm.u.pointer.size = cbCtl;
3754
3755	if (mhCrOglSvc)
3756	{
3757	VMMDev *pVMMDev = mParent->i_getVMMDev();
3758	if (pVMMDev)
3759	{
3760	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3761	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3762	Display::i_displayCrHgsmiControlCompletion, this);
3763	AssertRC(rc);
3764	if (RT_SUCCESS(rc))
3765	{
3766	if (fCheckPendingViewport)
3767	{
3768	ULONG ul;
3769	for (ul = 0; ul < mcMonitors; ul++)
3770	{
3771	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3772	if (!pFb->pendingViewportInfo.fPending)
3773	continue;
3774
3775	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3776	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3777	if (RT_SUCCESS(rc))
3778	pFb->pendingViewportInfo.fPending = false;
3779	else
3780	{
3781	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3782	rc = VINF_SUCCESS;
3783	}
3784	}
3785	}
3786	return;
3787	}
3788	}
3789	else
3790	rc = VERR_INVALID_STATE;
3791	}
3792
3793	/* we are here because something went wrong with command processing, complete it */
3794	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3795	}
3796
3797	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3798	uint32_t cbCmd)
3799	{
3800	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3801
3802	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3803	}
3804
3805	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3806	uint32_t cbCmd)
3807	{
3808	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3809
3810	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3811	}
3812
3813	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3814	void *pvContext)
3815	{
3816	AssertMsgFailed(("not expected!\n"));
3817	Display pDisplay = (Display )pvContext;
3818	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3819	}
3820
3821	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3822	void *pvContext)
3823	{
3824	Display pDisplay = (Display )pvContext;
3825	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3826
3827	}
3828	#endif
3829
3830	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3831	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3832	void *pvContext)
3833	{
3834	RT_NOREF(u32Function);
3835	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3836	if (pCmd->u.pfnInternal)
3837	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3838	}
3839
3840	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3841	PFNCRCTLCOMPLETION pfnCompletion,
3842	void *pvCompletion)
3843	{
3844	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3845	if (!pVMMDev)
3846	{
3847	AssertMsgFailed(("no vmmdev\n"));
3848	return VERR_INVALID_STATE;
3849	}
3850
3851	Assert(mhCrOglSvc);
3852	VBOXHGCMSVCPARM parm;
3853	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3854	parm.u.pointer.addr = pCmd;
3855	parm.u.pointer.size = cbCmd;
3856
3857	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3858	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3859	pvCompletion);
3860	if (!RT_SUCCESS(rc))
3861	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3862
3863	return rc;
3864	}
3865
3866	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3867	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3868	PFNCRCTLCOMPLETION pfnCompletion,
3869	void *pvCompletion)
3870	{
3871	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3872	Display *pThis = pDrv->pDisplay;
3873	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3874	}
3875
3876	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3877	{
3878	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3879	if (RT_SUCCESS(rc))
3880	{
3881	if (mhCrOglSvc)
3882	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3883	else
3884	rc = VERR_NOT_SUPPORTED;
3885
3886	RTCritSectRwLeaveShared(&mCrOglLock);
3887	}
3888	return rc;
3889	}
3890
3891	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3892	{
3893	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3894	if (RT_SUCCESS(rc))
3895	{
3896	if (mhCrOglSvc)
3897	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3898	else
3899	rc = VERR_NOT_SUPPORTED;
3900
3901	RTCritSectRwLeaveShared(&mCrOglLock);
3902	}
3903	return rc;
3904	}
3905
3906	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3907	{
3908	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3909	if (!pCmdCopy)
3910	{
3911	LogRel(("RTMemAlloc failed\n"));
3912	return VERR_NO_MEMORY;
3913	}
3914
3915	memcpy(pCmdCopy, pCmd, cbCmd);
3916
3917	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3918	if (RT_FAILURE(rc))
3919	{
3920	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3921	RTMemFree(pCmdCopy);
3922	return rc;
3923	}
3924
3925	return VINF_SUCCESS;
3926	}
3927
3928	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3929	{
3930	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3931	AssertRCReturn(rc, rc);
3932
3933	if ( mCrOglCallbacks.pfnHasDataForScreen
3934	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3935	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3936	else
3937	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3938
3939	RTCritSectRwLeaveShared(&mCrOglLock);
3940
3941	return rc;
3942	}
3943
3944	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3945	{
3946	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3947	* However, using one of the prefixes indicating the timestamp unit
3948	* would be very valuable! */
3949	# ifdef VBOX_WITH_VIDEOREC
3950	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3951	# else
3952	RT_NOREF(uScreen, u64Timestamp);
3953	return false;
3954	# endif
3955	}
3956
3957	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3958	{
3959	RT_NOREF(uScreen, u64Timestamp);
3960	}
3961
3962	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3963	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3964	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3965	uint32_t uGuestWidth, uint32_t uGuestHeight,
3966	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3967	{
3968	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3969	# ifdef VBOX_WITH_VIDEOREC
3970	int rc = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3971	uPixelFormat,
3972	uBitsPerPixel, uBytesPerLine,
3973	uGuestWidth, uGuestHeight,
3974	pu8BufferAddress, u64Timestamp);
3975	NOREF(rc);
3976	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3977	# else
3978	RT_NOREF(uScreen, x, y, uPixelFormat, \
3979	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3980	# endif /* VBOX_WITH_VIDEOREC */
3981	}
3982
3983	void Display::i_handleVRecCompletion()
3984	{
3985	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3986	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3987	}
3988
3989	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3990
3991	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3992	{
3993	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3994	HRESULT hr = E_UNEXPECTED;
3995
3996	if (aScreenId >= mcMonitors)
3997	return E_INVALIDARG;
3998
3999	/* 3D acceleration enabled in VM config. */
4000	if (mfIsCr3DEnabled)
4001	{
4002	/* VBoxSharedCrOpenGL HGCM host service is running. */
4003	if (mhCrOglSvc)
4004	{
4005	VMMDev *pVMMDev = mParent->i_getVMMDev();
4006	if (pVMMDev)
4007	{
4008	VBOXCRCMDCTL_HGCM *pCtl;
4009	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
4010	if (pCtl)
4011	{
4012	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
4013	int rc;
4014
4015	pData->u32Screen = aScreenId;
4016	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
4017	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
4018
4019	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4020	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
4021	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4022	pCtl->aParms[0].u.pointer.addr = pData;
4023	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4024
4025	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4026	if (RT_FAILURE(rc))
4027	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4028	else
4029	hr = S_OK;
4030
4031	RTMemFree(pCtl);
4032	}
4033	else
4034	{
4035	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
4036	hr = E_OUTOFMEMORY;
4037	}
4038	}
4039	else
4040	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
4041	}
4042	else
4043	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
4044	}
4045	else
4046	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
4047	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
4048	# else
4049	{
4050	hr = S_OK;
4051	/* Need an interface like this here (and the #ifdefs needs adjusting):
4052	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4053	if (pUpPort && pUpPort->pfnSetScaleFactor)
4054	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4055	}
4056	# endif
4057
4058	return hr;
4059
4060	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4061	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
4062	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
4063	return E_UNEXPECTED;
4064	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4065	}
4066
4067	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
4068	{
4069	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4070	HRESULT hr = E_UNEXPECTED;
4071
4072	/* 3D acceleration enabled in VM config. */
4073	if (mfIsCr3DEnabled)
4074	{
4075	/* VBoxSharedCrOpenGL HGCM host service is running. */
4076	if (mhCrOglSvc)
4077	{
4078	VMMDev *pVMMDev = mParent->i_getVMMDev();
4079	if (pVMMDev)
4080	{
4081	VBOXCRCMDCTL_HGCM *pCtl;
4082	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
4083	if (pCtl)
4084	{
4085	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
4086	int rc;
4087
4088	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
4089
4090	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4091	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
4092	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4093	pCtl->aParms[0].u.pointer.addr = pData;
4094	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4095
4096	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4097	if (RT_FAILURE(rc))
4098	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4099	else
4100	hr = S_OK;
4101
4102	RTMemFree(pCtl);
4103	}
4104	else
4105	{
4106	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4107	hr = E_OUTOFMEMORY;
4108	}
4109	}
4110	else
4111	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4112	}
4113	else
4114	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
4115	}
4116	else
4117	{
4118	hr = S_OK;
4119	/* Need an interface like this here (and the #ifdefs needs adjusting):
4120	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4121	if (pUpPort && pUpPort->pfnSetScaleFactor)
4122	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4123	}
4124
4125	return hr;
4126
4127	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4128	RT_NOREF(fUnscaledHiDPI);
4129	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
4130	return E_UNEXPECTED;
4131	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4132	}
4133
4134	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4135	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4136	uint32_t x, uint32_t y,
4137	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4138	uint32_t uGuestWidth, uint32_t uGuestHeight,
4139	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4140	{
4141	Display pDisplay = (Display )pvCtx;
4142	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
4143	x, y, BitmapFormat_BGR, uBitsPerPixel,
4144	uBytesPerLine, uGuestWidth, uGuestHeight,
4145	pu8BufferAddress, u64Timestamp);
4146	}
4147
4148	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4149	{
4150	Display pDisplay = (Display )pvCtx;
4151	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4152	}
4153
4154	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4155	{
4156	Display pDisplay = (Display )pvCtx;
4157	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4158	}
4159
4160	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4161	{
4162	RT_NOREF(pCmd, cbCmd, rc);
4163	Display pDisplay = (Display )pvCompletion;
4164	pDisplay->i_handleVRecCompletion();
4165	}
4166
4167	#endif
4168
4169
4170	#ifdef VBOX_WITH_HGSMI
4171	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
4172	bool fRenderThreadMode)
4173	{
4174	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4175
4176	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4177	Display *pThis = pDrv->pDisplay;
4178
4179	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4180	{
4181	LogRel(("Enabling different vbva mode\n"));
4182	#ifdef DEBUG_misha
4183	AssertMsgFailed(("enabling different vbva mode\n"));
4184	#endif
4185	return VERR_INVALID_STATE;
4186	}
4187
4188	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4189	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4190	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4191	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4192
4193	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4194
4195	return VINF_SUCCESS;
4196	}
4197
4198	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4199	{
4200	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4201
4202	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4203	Display *pThis = pDrv->pDisplay;
4204
4205	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4206
4207	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4208
4209	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4210	{
4211	/* Make sure that the primary screen is visible now.
4212	* The guest can't use VBVA anymore, so only only the VGA device output works.
4213	*/
4214	#ifdef NEW_RESIZE
4215	pFBInfo->flags = 0;
4216	#endif
4217	if (pFBInfo->fDisabled)
4218	{
4219	pFBInfo->fDisabled = false;
4220	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4221	GuestMonitorChangedEventType_Enabled,
4222	uScreenId,
4223	pFBInfo->xOrigin, pFBInfo->yOrigin,
4224	pFBInfo->w, pFBInfo->h);
4225	}
4226	}
4227
4228	pFBInfo->fVBVAEnabled = false;
4229	pFBInfo->fVBVAForceResize = false;
4230	pFBInfo->fRenderThreadMode = false;
4231
4232	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4233
4234	pFBInfo->pVBVAHostFlags = NULL;
4235
4236	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4237	{
4238	/* Force full screen update, because VGA device must take control, do resize, etc. */
4239	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4240	}
4241	}
4242
4243	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4244	{
4245	RT_NOREF(uScreenId);
4246	LogFlowFunc(("uScreenId %d\n", uScreenId));
4247
4248	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4249	Display *pThis = pDrv->pDisplay;
4250
4251	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4252	{
4253	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4254	pThis->mcMonitors);
4255	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4256	}
4257	}
4258
4259	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4260	PCVBVACMDHDR pCmd, size_t cbCmd)
4261	{
4262	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4263
4264	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4265	Display *pThis = pDrv->pDisplay;
4266	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4267
4268	if (pFBInfo->fDefaultFormat)
4269	{
4270	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4271	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4272	&& !pFBInfo->fDisabled)
4273	{
4274	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4275	}
4276	else if ( !pFBInfo->pSourceBitmap.isNull()
4277	&& !pFBInfo->fDisabled)
4278	{
4279	/* Render VRAM content to the framebuffer. */
4280	BYTE *pAddress = NULL;
4281	ULONG ulWidth = 0;
4282	ULONG ulHeight = 0;
4283	ULONG ulBitsPerPixel = 0;
4284	ULONG ulBytesPerLine = 0;
4285	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4286
4287	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4288	&ulWidth,
4289	&ulHeight,
4290	&ulBitsPerPixel,
4291	&ulBytesPerLine,
4292	&bitmapFormat);
4293	if (SUCCEEDED(hrc))
4294	{
4295	uint32_t width = pCmd->w;
4296	uint32_t height = pCmd->h;
4297
4298	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4299	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4300	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4301	uint32_t u32SrcWidth = pFBInfo->w;
4302	uint32_t u32SrcHeight = pFBInfo->h;
4303	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4304	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4305
4306	uint8_t *pu8Dst = pAddress;
4307	int32_t xDst = xSrc;
4308	int32_t yDst = ySrc;
4309	uint32_t u32DstWidth = u32SrcWidth;
4310	uint32_t u32DstHeight = u32SrcHeight;
4311	uint32_t u32DstLineSize = u32DstWidth * 4;
4312	uint32_t u32DstBitsPerPixel = 32;
4313
4314	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4315	width, height,
4316	pu8Src,
4317	xSrc, ySrc,
4318	u32SrcWidth, u32SrcHeight,
4319	u32SrcLineSize, u32SrcBitsPerPixel,
4320	pu8Dst,
4321	xDst, yDst,
4322	u32DstWidth, u32DstHeight,
4323	u32DstLineSize, u32DstBitsPerPixel);
4324	}
4325	}
4326	}
4327
4328	VBVACMDHDR hdrSaved = *pCmd;
4329
4330	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4331
4332	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4333	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4334
4335	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4336	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4337
4338	*pHdrUnconst = hdrSaved;
4339	}
4340
4341	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4342	uint32_t cx, uint32_t cy)
4343	{
4344	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4345
4346	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4347	Display *pThis = pDrv->pDisplay;
4348	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4349
4350	/** @todo handleFramebufferUpdate (uScreenId,
4351	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4352	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4353	* cx, cy);
4354	*/
4355	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4356	}
4357
4358	#ifdef DEBUG_sunlover
4359	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4360	{
4361	LogRel(("displayVBVAResize: [%d] %s\n"
4362	" pView->u32ViewIndex %d\n"
4363	" pView->u32ViewOffset 0x%08X\n"
4364	" pView->u32ViewSize 0x%08X\n"
4365	" pView->u32MaxScreenSize 0x%08X\n"
4366	" pScreen->i32OriginX %d\n"
4367	" pScreen->i32OriginY %d\n"
4368	" pScreen->u32StartOffset 0x%08X\n"
4369	" pScreen->u32LineSize 0x%08X\n"
4370	" pScreen->u32Width %d\n"
4371	" pScreen->u32Height %d\n"
4372	" pScreen->u16BitsPerPixel %d\n"
4373	" pScreen->u16Flags 0x%04X\n"
4374	" pFBInfo->u32Offset 0x%08X\n"
4375	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4376	" pFBInfo->u32InformationSize 0x%08X\n"
4377	" pFBInfo->fDisabled %d\n"
4378	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4379	" pFBInfo->u16BitsPerPixel %d\n"
4380	" pFBInfo->pu8FramebufferVRAM %p\n"
4381	" pFBInfo->u32LineSize 0x%08X\n"
4382	" pFBInfo->flags 0x%04X\n"
4383	" pFBInfo->pHostEvents %p\n"
4384	" pFBInfo->fDefaultFormat %d\n"
4385	" pFBInfo->fVBVAEnabled %d\n"
4386	" pFBInfo->fVBVAForceResize %d\n"
4387	" pFBInfo->pVBVAHostFlags %p\n"
4388	"",
4389	pScreen->u32ViewIndex,
4390	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4391	pView->u32ViewIndex,
4392	pView->u32ViewOffset,
4393	pView->u32ViewSize,
4394	pView->u32MaxScreenSize,
4395	pScreen->i32OriginX,
4396	pScreen->i32OriginY,
4397	pScreen->u32StartOffset,
4398	pScreen->u32LineSize,
4399	pScreen->u32Width,
4400	pScreen->u32Height,
4401	pScreen->u16BitsPerPixel,
4402	pScreen->u16Flags,
4403	pFBInfo->u32Offset,
4404	pFBInfo->u32MaxFramebufferSize,
4405	pFBInfo->u32InformationSize,
4406	pFBInfo->fDisabled,
4407	pFBInfo->xOrigin,
4408	pFBInfo->yOrigin,
4409	pFBInfo->w,
4410	pFBInfo->h,
4411	pFBInfo->u16BitsPerPixel,
4412	pFBInfo->pu8FramebufferVRAM,
4413	pFBInfo->u32LineSize,
4414	pFBInfo->flags,
4415	pFBInfo->pHostEvents,
4416	pFBInfo->fDefaultFormat,
4417	pFBInfo->fVBVAEnabled,
4418	pFBInfo->fVBVAForceResize,
4419	pFBInfo->pVBVAHostFlags
4420	));
4421	}
4422	#endif /* DEBUG_sunlover */
4423
4424	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4425	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4426	{
4427	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4428
4429	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4430	Display *pThis = pDrv->pDisplay;
4431
4432	#ifndef NEW_RESIZE
4433	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4434
4435	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4436	{
4437	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4438
4439	pFBInfo->fDisabled = true;
4440	pFBInfo->flags = pScreen->u16Flags;
4441
4442	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4443	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4444	* the VM window will be black. */
4445	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4446	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4447	pThis->i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4448	u32Width, u32Height, pScreen->u16Flags);
4449
4450	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4451	GuestMonitorChangedEventType_Disabled,
4452	pScreen->u32ViewIndex,
4453	0, 0, 0, 0);
4454	return VINF_SUCCESS;
4455	}
4456
4457	VBVAINFOSCREEN screenInfo;
4458	RT_ZERO(screenInfo);
4459
4460	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4461	{
4462	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4463	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4464	* the code below to choose the "blanking" branches.
4465	*/
4466	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4467	screenInfo.i32OriginX = pFBInfo->xOrigin;
4468	screenInfo.i32OriginY = pFBInfo->yOrigin;
4469	screenInfo.u32StartOffset = 0; /* Irrelevant */
4470	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4471	screenInfo.u32Width = pFBInfo->w;
4472	screenInfo.u32Height = pFBInfo->h;
4473	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4474	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4475
4476	pScreen = &screenInfo;
4477	}
4478
4479	/* If display was disabled or there is no framebuffer, a resize will be required,
4480	* because the framebuffer was/will be changed.
4481	*/
4482	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4483
4484	if (pFBInfo->fVBVAForceResize)
4485	{
4486	/* VBVA was just enabled. Do the resize. */
4487	fResize = true;
4488	pFBInfo->fVBVAForceResize = false;
4489	}
4490
4491	/* If the screen if blanked, then do a resize request to make sure that the framebuffer
4492	* switches to the default format.
4493	*/
4494	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
4495
4496	/* Check if this is a real resize or a notification about the screen origin.
4497	* The guest uses this VBVAResize call for both.
4498	*/
4499	fResize = fResize
4500	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4501	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4502	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4503	\|\| pFBInfo->w != pScreen->u32Width
4504	\|\| pFBInfo->h != pScreen->u32Height;
4505
4506	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4507	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4508
4509	if (fNewOrigin \|\| fResize)
4510	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4511
4512	if (pFBInfo->fDisabled)
4513	{
4514	pFBInfo->fDisabled = false;
4515	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4516	GuestMonitorChangedEventType_Enabled,
4517	pScreen->u32ViewIndex,
4518	pScreen->i32OriginX, pScreen->i32OriginY,
4519	pScreen->u32Width, pScreen->u32Height);
4520	/* Continue to update pFBInfo. */
4521	}
4522
4523	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4524	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4525	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4526
4527	pFBInfo->xOrigin = pScreen->i32OriginX;
4528	pFBInfo->yOrigin = pScreen->i32OriginY;
4529
4530	pFBInfo->w = pScreen->u32Width;
4531	pFBInfo->h = pScreen->u32Height;
4532
4533	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4534	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4535	pFBInfo->u32LineSize = pScreen->u32LineSize;
4536
4537	pFBInfo->flags = pScreen->u16Flags;
4538
4539	if (fResetInputMapping)
4540	{
4541	pThis->xInputMappingOrigin = 0;
4542	pThis->yInputMappingOrigin = 0;
4543	pThis->cxInputMapping = 0;
4544	pThis->cyInputMapping = 0;
4545	}
4546
4547	if (fNewOrigin)
4548	{
4549	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4550	GuestMonitorChangedEventType_NewOrigin,
4551	pScreen->u32ViewIndex,
4552	pScreen->i32OriginX, pScreen->i32OriginY,
4553	0, 0);
4554	}
4555
4556	if (!fResize)
4557	{
4558	/* No parameters of the framebuffer have actually changed. */
4559	if (fNewOrigin)
4560	{
4561	/* VRDP server still need this notification. */
4562	LogRelFlowFunc(("Calling VRDP\n"));
4563	pThis->mParent->i_consoleVRDPServer()->SendResize();
4564	}
4565	return VINF_SUCCESS;
4566	}
4567
4568	/* Do a regular resize. */
4569	return pThis->i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4570	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4571	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4572	#else /* NEW_RESIZE */
4573	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4574	#endif /* NEW_RESIZE */
4575	}
4576
4577	#ifdef NEW_RESIZE
4578	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4579	{
4580	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4581
4582	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4583
4584	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4585	{
4586	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4587	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4588	* the VM window will be black. */
4589	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4590	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4591	int32_t xOrigin = pFBInfo->xOrigin;
4592	int32_t yOrigin = pFBInfo->yOrigin;
4593
4594	alock.release();
4595
4596	i_notifyCroglResize(pView, pScreen, pvVRAM);
4597
4598	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4599	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4600
4601	return VINF_SUCCESS;
4602	}
4603
4604	VBVAINFOSCREEN screenInfo;
4605	RT_ZERO(screenInfo);
4606
4607	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4608	{
4609	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4610	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4611	* the code below to choose the "blanking" branches.
4612	*/
4613	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4614	screenInfo.i32OriginX = pFBInfo->xOrigin;
4615	screenInfo.i32OriginY = pFBInfo->yOrigin;
4616	screenInfo.u32StartOffset = 0; /* Irrelevant */
4617	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4618	screenInfo.u32Width = pFBInfo->w;
4619	screenInfo.u32Height = pFBInfo->h;
4620	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4621	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4622
4623	pScreen = &screenInfo;
4624	}
4625
4626	if (fResetInputMapping)
4627	{
4628	/// @todo Rename to m* and verify whether some kind of lock is required.
4629	xInputMappingOrigin = 0;
4630	yInputMappingOrigin = 0;
4631	cxInputMapping = 0;
4632	cyInputMapping = 0;
4633	}
4634
4635	alock.release();
4636
4637	i_notifyCroglResize(pView, pScreen, pvVRAM);
4638
4639	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4640	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4641	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4642	pScreen->i32OriginX, pScreen->i32OriginY, false);
4643	}
4644	#endif /* NEW_RESIZE */
4645
4646	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4647	uint32_t xHot, uint32_t yHot,
4648	uint32_t cx, uint32_t cy,
4649	const void *pvShape)
4650	{
4651	LogFlowFunc(("\n"));
4652
4653	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4654
4655	uint32_t cbShape = 0;
4656	if (pvShape)
4657	{
4658	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4659	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4660	}
4661
4662	/* Tell the console about it */
4663	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4664	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4665
4666	return VINF_SUCCESS;
4667	}
4668
4669	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4670	{
4671	LogFlowFunc(("\n"));
4672
4673	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4674	Display *pThis = pDrv->pDisplay;
4675
4676	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4677	}
4678
4679	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4680	uint32_t cx, uint32_t cy)
4681	{
4682	LogFlowFunc(("\n"));
4683
4684	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4685	Display *pThis = pDrv->pDisplay;
4686
4687	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4688	}
4689
4690	#endif /* VBOX_WITH_HGSMI */
4691
4692	/**
4693	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4694	*/
4695	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4696	{
4697	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4698	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4699	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4700	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4701	return NULL;
4702	}
4703
4704
4705	/**
4706	* Destruct a display driver instance.
4707	*
4708	* @returns VBox status code.
4709	* @param pDrvIns The driver instance data.
4710	*/
4711	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4712	{
4713	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4714	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4715	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4716
4717	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4718
4719	pThis->IConnector.pbData = NULL;
4720	pThis->IConnector.cbScanline = 0;
4721	pThis->IConnector.cBits = 32;
4722	pThis->IConnector.cx = 0;
4723	pThis->IConnector.cy = 0;
4724
4725	if (pThis->pDisplay)
4726	{
4727	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4728	#ifdef VBOX_WITH_VIDEOREC
4729	pThis->pDisplay->i_videoCaptureStop();
4730	#endif
4731	#ifdef VBOX_WITH_CRHGSMI
4732	pThis->pDisplay->i_destructCrHgsmiData();
4733	#endif
4734	pThis->pDisplay->mpDrv = NULL;
4735	pThis->pDisplay->mpVMMDev = NULL;
4736	}
4737	}
4738
4739
4740	/**
4741	* Construct a display driver instance.
4742	*
4743	* @copydoc FNPDMDRVCONSTRUCT
4744	*/
4745	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4746	{
4747	RT_NOREF(fFlags);
4748	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4749	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4750	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4751
4752	/*
4753	* Validate configuration.
4754	*/
4755	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4756	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4757	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4758	("Configuration error: Not possible to attach anything to this driver!\n"),
4759	VERR_PDM_DRVINS_NO_ATTACH);
4760
4761	/*
4762	* Init Interfaces.
4763	*/
4764	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4765
4766	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4767	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4768	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4769	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4770	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4771	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4772	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4773	#ifdef VBOX_WITH_VIDEOHWACCEL
4774	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4775	#endif
4776	#ifdef VBOX_WITH_CRHGSMI
4777	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4778	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4779	#endif
4780	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4781	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4782	#endif
4783	#ifdef VBOX_WITH_HGSMI
4784	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4785	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4786	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4787	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4788	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4789	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4790	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4791	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4792	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4793	#endif
4794
4795	/*
4796	* Get the IDisplayPort interface of the above driver/device.
4797	*/
4798	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4799	if (!pThis->pUpPort)
4800	{
4801	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4802	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4803	}
4804	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4805	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4806	if (!pThis->pVBVACallbacks)
4807	{
4808	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4809	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4810	}
4811	#endif
4812	/*
4813	* Get the Display object pointer and update the mpDrv member.
4814	*/
4815	void *pv;
4816	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4817	if (RT_FAILURE(rc))
4818	{
4819	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4820	return rc;
4821	}
4822	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4823	pThis->pDisplay = pDisplay;
4824	pThis->pDisplay->mpDrv = pThis;
4825
4826	/* Disable VRAM to a buffer copy initially. */
4827	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4828	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4829
4830	/*
4831	* Start periodic screen refreshes
4832	*/
4833	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4834
4835	#ifdef VBOX_WITH_CRHGSMI
4836	pDisplay->i_setupCrHgsmiData();
4837	#endif
4838
4839	#ifdef VBOX_WITH_VIDEOREC
4840	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4841	BOOL fEnabled = false;
4842	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4843	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4844
4845	if (fEnabled)
4846	{
4847	rc = pDisplay->i_videoCaptureStart();
4848	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4849	}
4850	#endif
4851
4852	return rc;
4853	}
4854
4855
4856	/**
4857	* Display driver registration record.
4858	*/
4859	const PDMDRVREG Display::DrvReg =
4860	{
4861	/* u32Version */
4862	PDM_DRVREG_VERSION,
4863	/* szName */
4864	"MainDisplay",
4865	/* szRCMod */
4866	"",
4867	/* szR0Mod */
4868	"",
4869	/* pszDescription */
4870	"Main display driver (Main as in the API).",
4871	/* fFlags */
4872	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4873	/* fClass. */
4874	PDM_DRVREG_CLASS_DISPLAY,
4875	/* cMaxInstances */
4876	~0U,
4877	/* cbInstance */
4878	sizeof(DRVMAINDISPLAY),
4879	/* pfnConstruct */
4880	Display::i_drvConstruct,
4881	/* pfnDestruct */
4882	Display::i_drvDestruct,
4883	/* pfnRelocate */
4884	NULL,
4885	/* pfnIOCtl */
4886	NULL,
4887	/* pfnPowerOn */
4888	NULL,
4889	/* pfnReset */
4890	NULL,
4891	/* pfnSuspend */
4892	NULL,
4893	/* pfnResume */
4894	NULL,
4895	/* pfnAttach */
4896	NULL,
4897	/* pfnDetach */
4898	NULL,
4899	/* pfnPowerOff */
4900	NULL,
4901	/* pfnSoftReset */
4902	NULL,
4903	/* u32EndVersion */
4904	PDM_DRVREG_VERSION
4905	};
4906
4907	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 67510

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