DisplayImpl.cpp@ 61572

Last change on this file since 61572 was 61564, checked in by vboxsync, 9 years ago
Main: IDisplay changed queryScreenLayout to be an attribute
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1	/* $Id: DisplayImpl.cpp 61564 2016-06-08 09:16:07Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "GuestImpl.h"
23	#include "VMMDev.h"
24
25	#include "AutoCaller.h"
26	#include "Logging.h"
27
28	/* generated header */
29	#include "VBoxEvents.h"
30
31	#include <iprt/semaphore.h>
32	#include <iprt/thread.h>
33	#include <iprt/asm.h>
34	#include <iprt/time.h>
35	#include <iprt/cpp/utils.h>
36	#include <iprt/alloca.h>
37
38	#include <VBox/vmm/pdmdrv.h>
39	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
40	# include <VBox/vmm/vm.h>
41	#endif
42
43	#ifdef VBOX_WITH_VIDEOHWACCEL
44	# include <VBox/VBoxVideo.h>
45	#endif
46
47	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
48	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
49	#endif
50
51	#include <VBox/com/array.h>
52
53	#ifdef VBOX_WITH_VPX
54	# include <iprt/path.h>
55	# include "VideoRec.h"
56	#endif
57
58	#ifdef VBOX_WITH_CROGL
59	typedef enum
60	{
61	CRVREC_STATE_IDLE,
62	CRVREC_STATE_SUBMITTED
63	} CRVREC_STATE;
64	#endif
65
66	/**
67	* Display driver instance data.
68	*
69	* @implements PDMIDISPLAYCONNECTOR
70	*/
71	typedef struct DRVMAINDISPLAY
72	{
73	/** Pointer to the display object. */
74	Display *pDisplay;
75	/** Pointer to the driver instance structure. */
76	PPDMDRVINS pDrvIns;
77	/** Pointer to the keyboard port interface of the driver/device above us. */
78	PPDMIDISPLAYPORT pUpPort;
79	/** Our display connector interface. */
80	PDMIDISPLAYCONNECTOR IConnector;
81	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
82	/** VBVA callbacks */
83	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
84	#endif
85	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
86
87	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
88	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
89
90	// constructor / destructor
91	/////////////////////////////////////////////////////////////////////////////
92
93	Display::Display()
94	: mParent(NULL), mfIsCr3DEnabled(false)
95	{
96	}
97
98	Display::~Display()
99	{
100	}
101
102
103	HRESULT Display::FinalConstruct()
104	{
105	int rc = videoAccelConstruct(&mVideoAccelLegacy);
106	AssertRC(rc);
107
108	mfVideoAccelVRDP = false;
109	mfu32SupportedOrders = 0;
110	mcVideoAccelVRDPRefs = 0;
111
112	mfSeamlessEnabled = false;
113	mpRectVisibleRegion = NULL;
114	mcRectVisibleRegion = 0;
115
116	#ifdef VBOX_WITH_CROGL
117	mfCrOglDataHidden = false;
118	#endif
119
120	mpDrv = NULL;
121	mpVMMDev = NULL;
122	mfVMMDevInited = false;
123
124	rc = RTCritSectInit(&mVideoAccelLock);
125	AssertRC(rc);
126
127	#ifdef VBOX_WITH_HGSMI
128	mu32UpdateVBVAFlags = 0;
129	mfVMMDevSupportsGraphics = false;
130	mfGuestVBVACapabilities = 0;
131	mfHostCursorCapabilities = 0;
132	#endif
133	#ifdef VBOX_WITH_VPX
134	mpVideoRecCtx = NULL;
135	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
136	maVideoRecEnabled[i] = true;
137	#endif
138
139	#ifdef VBOX_WITH_CRHGSMI
140	mhCrOglSvc = NULL;
141	rc = RTCritSectRwInit(&mCrOglLock);
142	AssertRC(rc);
143	#endif
144	#ifdef VBOX_WITH_CROGL
145	RT_ZERO(mCrOglCallbacks);
146	RT_ZERO(mCrOglScreenshotData);
147	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
148	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
149	mCrOglScreenshotData.pvContext = this;
150	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
151	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
152	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
153	#endif
154
155	return BaseFinalConstruct();
156	}
157
158	void Display::FinalRelease()
159	{
160	uninit();
161
162	videoAccelDestroy(&mVideoAccelLegacy);
163	i_saveVisibleRegion(0, NULL);
164
165	if (RTCritSectIsInitialized(&mVideoAccelLock))
166	{
167	RTCritSectDelete(&mVideoAccelLock);
168	RT_ZERO(mVideoAccelLock);
169	}
170
171	#ifdef VBOX_WITH_CRHGSMI
172	if (RTCritSectRwIsInitialized (&mCrOglLock))
173	{
174	RTCritSectRwDelete (&mCrOglLock);
175	RT_ZERO(mCrOglLock);
176	}
177	#endif
178	BaseFinalRelease();
179	}
180
181	// public initializer/uninitializer for internal purposes only
182	/////////////////////////////////////////////////////////////////////////////
183
184	#define kMaxSizeThumbnail 64
185
186	/**
187	* Save thumbnail and screenshot of the guest screen.
188	*/
189	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
190	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
191	{
192	int rc = VINF_SUCCESS;
193
194	uint8_t *pu8Thumbnail = NULL;
195	uint32_t cbThumbnail = 0;
196	uint32_t cxThumbnail = 0;
197	uint32_t cyThumbnail = 0;
198
199	if (cx > cy)
200	{
201	cxThumbnail = kMaxSizeThumbnail;
202	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
203	}
204	else
205	{
206	cyThumbnail = kMaxSizeThumbnail;
207	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
208	}
209
210	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
211
212	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
213	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
214
215	if (pu8Thumbnail)
216	{
217	uint8_t *dst = pu8Thumbnail;
218	uint8_t *src = pbData;
219	int dstW = cxThumbnail;
220	int dstH = cyThumbnail;
221	int srcW = cx;
222	int srcH = cy;
223	int iDeltaLine = cx * 4;
224
225	BitmapScale32(dst,
226	dstW, dstH,
227	src,
228	iDeltaLine,
229	srcW, srcH);
230
231	*ppu8Thumbnail = pu8Thumbnail;
232	*pcbThumbnail = cbThumbnail;
233	*pcxThumbnail = cxThumbnail;
234	*pcyThumbnail = cyThumbnail;
235	}
236	else
237	{
238	rc = VERR_NO_MEMORY;
239	}
240
241	return rc;
242	}
243
244	#ifdef VBOX_WITH_CROGL
245	typedef struct
246	{
247	CRVBOXHGCMTAKESCREENSHOT Base;
248
249	/* 32bpp small RGB image. */
250	uint8_t *pu8Thumbnail;
251	uint32_t cbThumbnail;
252	uint32_t cxThumbnail;
253	uint32_t cyThumbnail;
254
255	/* PNG screenshot. */
256	uint8_t *pu8PNG;
257	uint32_t cbPNG;
258	uint32_t cxPNG;
259	uint32_t cyPNG;
260	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
261
262	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
263	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
264	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
265	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
266	{
267	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
268	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
269	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
270	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
271	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
272	if (RT_FAILURE(rc))
273	{
274	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
275	if (pData->pu8PNG)
276	{
277	RTMemFree(pData->pu8PNG);
278	pData->pu8PNG = NULL;
279	}
280	pData->cbPNG = 0;
281	pData->cxPNG = 0;
282	pData->cyPNG = 0;
283	}
284	}
285	#endif
286
287	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
288	{
289	Display that = static_cast<Display>(pvUser);
290
291	/* 32bpp small RGB image. */
292	uint8_t *pu8Thumbnail = NULL;
293	uint32_t cbThumbnail = 0;
294	uint32_t cxThumbnail = 0;
295	uint32_t cyThumbnail = 0;
296
297	/* PNG screenshot. */
298	uint8_t *pu8PNG = NULL;
299	uint32_t cbPNG = 0;
300	uint32_t cxPNG = 0;
301	uint32_t cyPNG = 0;
302
303	Console::SafeVMPtr ptrVM(that->mParent);
304	if (ptrVM.isOk())
305	{
306	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
307	BOOL f3DSnapshot = FALSE;
308	if ( that->mfIsCr3DEnabled
309	&& that->mCrOglCallbacks.pfnHasData
310	&& that->mCrOglCallbacks.pfnHasData())
311	{
312	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
313	if (pVMMDev)
314	{
315	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
316	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
317	if (pScreenshot)
318	{
319	/* screen id or CRSCREEN_ALL to specify all enabled */
320	pScreenshot->Base.u32Screen = 0;
321	pScreenshot->Base.u32Width = 0;
322	pScreenshot->Base.u32Height = 0;
323	pScreenshot->Base.u32Pitch = 0;
324	pScreenshot->Base.pvBuffer = NULL;
325	pScreenshot->Base.pvContext = pScreenshot;
326	pScreenshot->Base.pfnScreenshotBegin = NULL;
327	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
328	pScreenshot->Base.pfnScreenshotEnd = NULL;
329
330	VBOXCRCMDCTL_HGCM data;
331	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
332	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
333
334	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
335	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
336	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
337
338	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
339	if (RT_SUCCESS(rc))
340	{
341	if (pScreenshot->pu8PNG)
342	{
343	pu8Thumbnail = pScreenshot->pu8Thumbnail;
344	cbThumbnail = pScreenshot->cbThumbnail;
345	cxThumbnail = pScreenshot->cxThumbnail;
346	cyThumbnail = pScreenshot->cyThumbnail;
347
348	/* PNG screenshot. */
349	pu8PNG = pScreenshot->pu8PNG;
350	cbPNG = pScreenshot->cbPNG;
351	cxPNG = pScreenshot->cxPNG;
352	cyPNG = pScreenshot->cyPNG;
353	f3DSnapshot = TRUE;
354	}
355	else
356	AssertMsgFailed(("no png\n"));
357	}
358	else
359	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
360
361
362	RTMemFree(pScreenshot);
363	}
364	}
365	}
366
367	if (!f3DSnapshot)
368	#endif
369	{
370	/* Query RGB bitmap. */
371	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
372	uint8_t *pbData = NULL;
373	size_t cbData = 0;
374	uint32_t cx = 0;
375	uint32_t cy = 0;
376	bool fFreeMem = false;
377	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
378
379	/*
380	* It is possible that success is returned but everything is 0 or NULL.
381	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
382	*/
383	if (RT_SUCCESS(rc) && pbData)
384	{
385	Assert(cx && cy);
386
387	/* Prepare a small thumbnail and a PNG screenshot. */
388	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
389	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
390	if (RT_FAILURE(rc))
391	{
392	if (pu8PNG)
393	{
394	RTMemFree(pu8PNG);
395	pu8PNG = NULL;
396	}
397	cbPNG = 0;
398	cxPNG = 0;
399	cyPNG = 0;
400	}
401
402	if (fFreeMem)
403	RTMemFree(pbData);
404	else
405	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
406	}
407	}
408	}
409	else
410	{
411	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
412	}
413
414	/* Regardless of rc, save what is available:
415	* Data format:
416	* uint32_t cBlocks;
417	* [blocks]
418	*
419	* Each block is:
420	* uint32_t cbBlock; if 0 - no 'block data'.
421	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
422	* [block data]
423	*
424	* Block data for bitmap and PNG:
425	* uint32_t cx;
426	* uint32_t cy;
427	* [image data]
428	*/
429	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
430
431	/* First block. */
432	SSMR3PutU32(pSSM, cbThumbnail + 2 * sizeof(uint32_t));
433	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
434
435	if (cbThumbnail)
436	{
437	SSMR3PutU32(pSSM, cxThumbnail);
438	SSMR3PutU32(pSSM, cyThumbnail);
439	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
440	}
441
442	/* Second block. */
443	SSMR3PutU32(pSSM, cbPNG + 2 * sizeof(uint32_t));
444	SSMR3PutU32(pSSM, 1); /* Block type: png. */
445
446	if (cbPNG)
447	{
448	SSMR3PutU32(pSSM, cxPNG);
449	SSMR3PutU32(pSSM, cyPNG);
450	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
451	}
452
453	RTMemFree(pu8PNG);
454	RTMemFree(pu8Thumbnail);
455	}
456
457	DECLCALLBACK(int)
458	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
459	{
460	Display that = static_cast<Display>(pvUser);
461
462	if (uVersion != sSSMDisplayScreenshotVer)
463	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
464	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
465
466	/* Skip data. */
467	uint32_t cBlocks;
468	int rc = SSMR3GetU32(pSSM, &cBlocks);
469	AssertRCReturn(rc, rc);
470
471	for (uint32_t i = 0; i < cBlocks; i++)
472	{
473	uint32_t cbBlock;
474	rc = SSMR3GetU32(pSSM, &cbBlock);
475	AssertRCBreak(rc);
476
477	uint32_t typeOfBlock;
478	rc = SSMR3GetU32(pSSM, &typeOfBlock);
479	AssertRCBreak(rc);
480
481	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
482
483	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
484	* do not write any data if the image size was 0.
485	* @todo Fix and increase saved state version.
486	*/
487	if (cbBlock > 2 * sizeof(uint32_t))
488	{
489	rc = SSMR3Skip(pSSM, cbBlock);
490	AssertRCBreak(rc);
491	}
492	}
493
494	return rc;
495	}
496
497	/**
498	* Save/Load some important guest state
499	*/
500	DECLCALLBACK(void)
501	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
502	{
503	Display that = static_cast<Display>(pvUser);
504
505	SSMR3PutU32(pSSM, that->mcMonitors);
506	for (unsigned i = 0; i < that->mcMonitors; i++)
507	{
508	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
509	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
510	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
511	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
512	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
513	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
514	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
515	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
516	}
517	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
518	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
519	SSMR3PutU32(pSSM, that->cxInputMapping);
520	SSMR3PutU32(pSSM, that->cyInputMapping);
521	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
522	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
523	}
524
525	DECLCALLBACK(int)
526	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
527	{
528	Display that = static_cast<Display>(pvUser);
529
530	if ( uVersion != sSSMDisplayVer
531	&& uVersion != sSSMDisplayVer2
532	&& uVersion != sSSMDisplayVer3
533	&& uVersion != sSSMDisplayVer4
534	&& uVersion != sSSMDisplayVer5)
535	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
536	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
537
538	uint32_t cMonitors;
539	int rc = SSMR3GetU32(pSSM, &cMonitors);
540	if (cMonitors != that->mcMonitors)
541	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
542
543	for (uint32_t i = 0; i < cMonitors; i++)
544	{
545	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
546	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
547	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
548	if ( uVersion == sSSMDisplayVer2
549	\|\| uVersion == sSSMDisplayVer3
550	\|\| uVersion == sSSMDisplayVer4
551	\|\| uVersion == sSSMDisplayVer5)
552	{
553	uint32_t w;
554	uint32_t h;
555	SSMR3GetU32(pSSM, &w);
556	SSMR3GetU32(pSSM, &h);
557	that->maFramebuffers[i].w = w;
558	that->maFramebuffers[i].h = h;
559	}
560	if ( uVersion == sSSMDisplayVer3
561	\|\| uVersion == sSSMDisplayVer4
562	\|\| uVersion == sSSMDisplayVer5)
563	{
564	int32_t xOrigin;
565	int32_t yOrigin;
566	uint32_t flags;
567	SSMR3GetS32(pSSM, &xOrigin);
568	SSMR3GetS32(pSSM, &yOrigin);
569	SSMR3GetU32(pSSM, &flags);
570	that->maFramebuffers[i].xOrigin = xOrigin;
571	that->maFramebuffers[i].yOrigin = yOrigin;
572	that->maFramebuffers[i].flags = (uint16_t)flags;
573	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
574	}
575	}
576	if ( uVersion == sSSMDisplayVer4
577	\|\| uVersion == sSSMDisplayVer5)
578	{
579	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
580	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
581	SSMR3GetU32(pSSM, &that->cxInputMapping);
582	SSMR3GetU32(pSSM, &that->cyInputMapping);
583	}
584	if (uVersion == sSSMDisplayVer5)
585	{
586	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
587	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
588	}
589
590	return VINF_SUCCESS;
591	}
592
593	/**
594	* Initializes the display object.
595	*
596	* @returns COM result indicator
597	* @param parent handle of our parent object
598	* @param qemuConsoleData address of common console data structure
599	*/
600	HRESULT Display::init(Console *aParent)
601	{
602	ComAssertRet(aParent, E_INVALIDARG);
603	/* Enclose the state transition NotReady->InInit->Ready */
604	AutoInitSpan autoInitSpan(this);
605	AssertReturn(autoInitSpan.isOk(), E_FAIL);
606
607	unconst(mParent) = aParent;
608
609	mfSourceBitmapEnabled = true;
610	fVGAResizing = false;
611
612	ULONG ul;
613	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
614	mcMonitors = ul;
615	xInputMappingOrigin = 0;
616	yInputMappingOrigin = 0;
617	cxInputMapping = 0;
618	cyInputMapping = 0;
619
620	for (ul = 0; ul < mcMonitors; ul++)
621	{
622	maFramebuffers[ul].u32Offset = 0;
623	maFramebuffers[ul].u32MaxFramebufferSize = 0;
624	maFramebuffers[ul].u32InformationSize = 0;
625
626	maFramebuffers[ul].pFramebuffer = NULL;
627	/* All secondary monitors are disabled at startup. */
628	maFramebuffers[ul].fDisabled = ul > 0;
629
630	maFramebuffers[ul].u32Caps = 0;
631
632	maFramebuffers[ul].updateImage.pu8Address = NULL;
633	maFramebuffers[ul].updateImage.cbLine = 0;
634
635	maFramebuffers[ul].xOrigin = 0;
636	maFramebuffers[ul].yOrigin = 0;
637
638	maFramebuffers[ul].w = 0;
639	maFramebuffers[ul].h = 0;
640
641	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
642
643	maFramebuffers[ul].u16BitsPerPixel = 0;
644	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
645	maFramebuffers[ul].u32LineSize = 0;
646
647	maFramebuffers[ul].pHostEvents = NULL;
648
649	maFramebuffers[ul].fDefaultFormat = false;
650
651	#ifdef VBOX_WITH_HGSMI
652	maFramebuffers[ul].fVBVAEnabled = false;
653	maFramebuffers[ul].fVBVAForceResize = false;
654	maFramebuffers[ul].fRenderThreadMode = false;
655	maFramebuffers[ul].pVBVAHostFlags = NULL;
656	#endif /* VBOX_WITH_HGSMI */
657	#ifdef VBOX_WITH_CROGL
658	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
659	#endif
660	}
661
662	{
663	// register listener for state change events
664	ComPtr<IEventSource> es;
665	mParent->COMGETTER(EventSource)(es.asOutParam());
666	com::SafeArray<VBoxEventType_T> eventTypes;
667	eventTypes.push_back(VBoxEventType_OnStateChanged);
668	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
669	}
670
671	/* Cache the 3D settings. */
672	BOOL fIs3DEnabled = FALSE;
673	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
674	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
675	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
676	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
677
678	/* Confirm a successful initialization */
679	autoInitSpan.setSucceeded();
680
681	return S_OK;
682	}
683
684	/**
685	* Uninitializes the instance and sets the ready flag to FALSE.
686	* Called either from FinalRelease() or by the parent when it gets destroyed.
687	*/
688	void Display::uninit()
689	{
690	LogRelFlowFunc(("this=%p\n", this));
691
692	/* Enclose the state transition Ready->InUninit->NotReady */
693	AutoUninitSpan autoUninitSpan(this);
694	if (autoUninitSpan.uninitDone())
695	return;
696
697	unsigned uScreenId;
698	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
699	{
700	maFramebuffers[uScreenId].pSourceBitmap.setNull();
701	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
702	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
703	maFramebuffers[uScreenId].updateImage.cbLine = 0;
704	maFramebuffers[uScreenId].pFramebuffer.setNull();
705	}
706
707	if (mParent)
708	{
709	ComPtr<IEventSource> es;
710	mParent->COMGETTER(EventSource)(es.asOutParam());
711	es->UnregisterListener(this);
712	}
713
714	unconst(mParent) = NULL;
715
716	if (mpDrv)
717	mpDrv->pDisplay = NULL;
718
719	mpDrv = NULL;
720	mpVMMDev = NULL;
721	mfVMMDevInited = true;
722	}
723
724	/**
725	* Register the SSM methods. Called by the power up thread to be able to
726	* pass pVM
727	*/
728	int Display::i_registerSSM(PUVM pUVM)
729	{
730	/* Version 2 adds width and height of the framebuffer; version 3 adds
731	* the framebuffer offset in the virtual desktop and the framebuffer flags;
732	* version 4 adds guest to host input event mapping and version 5 adds
733	* guest VBVA and host cursor capabilities.
734	*/
735	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
736	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
737	NULL, NULL, NULL,
738	NULL, i_displaySSMSave, NULL,
739	NULL, i_displaySSMLoad, NULL, this);
740	AssertRCReturn(rc, rc);
741
742	/*
743	* Register loaders for old saved states where iInstance was
744	* 3 * sizeof(uint32_t *) due to a code mistake.
745	*/
746	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
747	NULL, NULL, NULL,
748	NULL, NULL, NULL,
749	NULL, i_displaySSMLoad, NULL, this);
750	AssertRCReturn(rc, rc);
751
752	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
753	NULL, NULL, NULL,
754	NULL, NULL, NULL,
755	NULL, i_displaySSMLoad, NULL, this);
756	AssertRCReturn(rc, rc);
757
758	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
759	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
760	NULL, NULL, NULL,
761	NULL, i_displaySSMSaveScreenshot, NULL,
762	NULL, i_displaySSMLoadScreenshot, NULL, this);
763
764	AssertRCReturn(rc, rc);
765
766	return VINF_SUCCESS;
767	}
768
769	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
770	{
771	Assert(pvCompletion);
772	RTMemFree(pvCompletion);
773	}
774
775	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
776	int Display::i_crOglWindowsShow(bool fShow)
777	{
778	if (!mfCrOglDataHidden == !!fShow)
779	return VINF_SUCCESS;
780
781	if (!mhCrOglSvc)
782	{
783	/* No 3D or the VMSVGA3d kind. */
784	Assert(!mfIsCr3DEnabled);
785	return VERR_INVALID_STATE;
786	}
787
788	VMMDev *pVMMDev = mParent->i_getVMMDev();
789	if (!pVMMDev)
790	{
791	AssertMsgFailed(("no vmmdev\n"));
792	return VERR_INVALID_STATE;
793	}
794
795	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
796	if (!pData)
797	{
798	AssertMsgFailed(("RTMemAlloc failed\n"));
799	return VERR_NO_MEMORY;
800	}
801
802	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
803	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
804
805	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
806	pData->aParms[0].u.uint32 = (uint32_t)fShow;
807
808	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
809	if (RT_SUCCESS(rc))
810	mfCrOglDataHidden = !fShow;
811	else
812	{
813	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
814	RTMemFree(pData);
815	}
816
817	return rc;
818	}
819	#endif
820
821
822	// public methods only for internal purposes
823	/////////////////////////////////////////////////////////////////////////////
824
825	int Display::i_notifyCroglResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, void *pvVRAM)
826	{
827	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
828	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
829	return VINF_SUCCESS; /* nop it */
830
831	if (mfIsCr3DEnabled)
832	{
833	int rc = VERR_INVALID_STATE;
834	if (mhCrOglSvc)
835	{
836	VMMDev *pVMMDev = mParent->i_getVMMDev();
837	if (pVMMDev)
838	{
839	VBOXCRCMDCTL_HGCM *pCtl;
840	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
841	if (pCtl)
842	{
843	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
844	pData->Screen = *pScreen;
845	pData->pvVRAM = pvVRAM;
846
847	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
848	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
849	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
850	pCtl->aParms[0].u.pointer.addr = pData;
851	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
852
853	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
854	if (RT_FAILURE(rc))
855	{
856	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
857	RTMemFree(pCtl);
858	}
859	}
860	else
861	rc = VERR_NO_MEMORY;
862	}
863	}
864
865	return rc;
866	}
867	#endif /* #if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
868	return VINF_SUCCESS;
869	}
870
871	/**
872	* Handles display resize event.
873	*
874	* @param w New display width
875	* @param h New display height
876	*
877	* @thread EMT
878	*/
879	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
880	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
881	{
882	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
883	pvVRAM, w, h, bpp, cbLine, flags));
884
885	if (uScreenId >= mcMonitors)
886	{
887	return VINF_SUCCESS;
888	}
889
890	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
891
892	/* Reset the update mode. */
893	pFBInfo->updateImage.pSourceBitmap.setNull();
894	pFBInfo->updateImage.pu8Address = NULL;
895	pFBInfo->updateImage.cbLine = 0;
896
897	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
898	{
899	pFBInfo->w = w;
900	pFBInfo->h = h;
901
902	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
903	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
904	pFBInfo->u32LineSize = cbLine;
905	pFBInfo->flags = flags;
906	}
907
908	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
909	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
910	{
911	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
912
913	mpDrv->IConnector.pbData = NULL;
914	mpDrv->IConnector.cbScanline = 0;
915	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
916	mpDrv->IConnector.cx = 0;
917	mpDrv->IConnector.cy = 0;
918	}
919
920	maFramebuffers[uScreenId].pSourceBitmap.setNull();
921
922	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
923	{
924	HRESULT hr = maFramebuffers[uScreenId].pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /* @todo origin */
925	LogFunc(("NotifyChange hr %08X\n", hr));
926	NOREF(hr);
927	}
928
929	bool fUpdateImage = RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage);
930	if (fUpdateImage && !pFBInfo->pFramebuffer.isNull())
931	{
932	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
933	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
934	if (SUCCEEDED(hr))
935	{
936	BYTE *pAddress = NULL;
937	ULONG ulWidth = 0;
938	ULONG ulHeight = 0;
939	ULONG ulBitsPerPixel = 0;
940	ULONG ulBytesPerLine = 0;
941	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
942
943	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
944	&ulWidth,
945	&ulHeight,
946	&ulBitsPerPixel,
947	&ulBytesPerLine,
948	&bitmapFormat);
949	if (SUCCEEDED(hr))
950	{
951	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
952	pFBInfo->updateImage.pu8Address = pAddress;
953	pFBInfo->updateImage.cbLine = ulBytesPerLine;
954	}
955	}
956	}
957
958	/* Inform the VRDP server about the change of display parameters. */
959	LogRelFlowFunc(("Calling VRDP\n"));
960	mParent->i_consoleVRDPServer()->SendResize();
961
962	/* And re-send the seamless rectangles if necessary. */
963	if (mfSeamlessEnabled)
964	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
965
966	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
967
968	return VINF_SUCCESS;
969	}
970
971	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
972	{
973	/* Correct negative x and y coordinates. */
974	if (*px < 0)
975	{
976	px += pw; /* Compute xRight which is also the new width. */
977
978	pw = (px < 0)? 0: *px;
979
980	*px = 0;
981	}
982
983	if (*py < 0)
984	{
985	py += ph; /* Compute xBottom, which is also the new height. */
986
987	ph = (py < 0)? 0: *py;
988
989	*py = 0;
990	}
991
992	/* Also check if coords are greater than the display resolution. */
993	if (px + pw > cx)
994	{
995	pw = cx > px? cx - *px: 0;
996	}
997
998	if (py + ph > cy)
999	{
1000	ph = cy > py? cy - *py: 0;
1001	}
1002	}
1003
1004	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1005	{
1006	/*
1007	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1008	* Safe to use VBVA vars and take the framebuffer lock.
1009	*/
1010
1011	#ifdef DEBUG_sunlover
1012	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1013	uScreenId, x, y, w, h));
1014	#endif /* DEBUG_sunlover */
1015
1016	/* No updates for a disabled guest screen. */
1017	if (maFramebuffers[uScreenId].fDisabled)
1018	return;
1019
1020	/* No updates for a blank guest screen. */
1021	/** @note Disabled for now, as the GUI does not update the picture when we
1022	* first blank. */
1023	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1024	return; */
1025
1026	i_checkCoordBounds (&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1027	maFramebuffers[uScreenId].h);
1028
1029	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1030	if (pFramebuffer != NULL)
1031	{
1032	if (w != 0 && h != 0)
1033	{
1034	bool fUpdateImage = RT_BOOL(maFramebuffers[uScreenId].u32Caps & FramebufferCapabilities_UpdateImage);
1035	if (RT_LIKELY(!fUpdateImage))
1036	{
1037	pFramebuffer->NotifyUpdate(x, y, w, h);
1038	}
1039	else
1040	{
1041	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1042
1043	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1044
1045	if (!pFBInfo->updateImage.pSourceBitmap.isNull())
1046	{
1047	Assert(pFBInfo->updateImage.pu8Address);
1048
1049	size_t cbData = w * h * 4;
1050	com::SafeArray<BYTE> image(cbData);
1051
1052	uint8_t *pu8Dst = image.raw();
1053	const uint8_t pu8Src = pFBInfo->updateImage.pu8Address + pFBInfo->updateImage.cbLine y + x * 4;
1054
1055	int i;
1056	for (i = y; i < y + h; ++i)
1057	{
1058	memcpy(pu8Dst, pu8Src, w * 4);
1059	pu8Dst += w * 4;
1060	pu8Src += pFBInfo->updateImage.cbLine;
1061	}
1062
1063	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1064	}
1065	}
1066	}
1067	}
1068
1069	#ifndef VBOX_WITH_HGSMI
1070	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1071	{
1072	#else
1073	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1074	{
1075	#endif /* VBOX_WITH_HGSMI */
1076	/* When VBVA is enabled, the VRDP server is informed
1077	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1078	* Inform the server here only if VBVA is disabled.
1079	*/
1080	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1081	}
1082	}
1083
1084	void Display::i_updateGuestGraphicsFacility(void)
1085	{
1086	Guest* pGuest = mParent->i_getGuest();
1087	AssertPtrReturnVoid(pGuest);
1088	/* The following is from GuestImpl.cpp. */
1089	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1090	* to move the graphics and seamless capability -> facility translation to
1091	* VMMDev so this could be saved. */
1092	RTTIMESPEC TimeSpecTS;
1093	RTTimeNow(&TimeSpecTS);
1094
1095	if ( mfVMMDevSupportsGraphics
1096	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1097	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1098	VBoxGuestFacilityStatus_Active,
1099	0 /fFlags/, &TimeSpecTS);
1100	else
1101	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1102	VBoxGuestFacilityStatus_Inactive,
1103	0 /fFlags/, &TimeSpecTS);
1104	}
1105
1106	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1107	{
1108	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1109	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1110	return;
1111	mfVMMDevSupportsGraphics = fSupportsGraphics;
1112	i_updateGuestGraphicsFacility();
1113	/* The VMMDev interface notifies the console. */
1114	}
1115
1116	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1117	{
1118	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1119	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1120
1121	mfGuestVBVACapabilities = fNewCapabilities;
1122	if (!fNotify)
1123	return;
1124	i_updateGuestGraphicsFacility();
1125	/* Tell the console about it */
1126	mParent->i_onAdditionsStateChange();
1127	}
1128
1129	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1130	{
1131	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1132
1133	xInputMappingOrigin = xOrigin;
1134	yInputMappingOrigin = yOrigin;
1135	cxInputMapping = cx;
1136	cyInputMapping = cy;
1137
1138	/* Re-send the seamless rectangles if necessary. */
1139	if (mfSeamlessEnabled)
1140	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1141	}
1142
1143	/**
1144	* Returns the upper left and lower right corners of the virtual framebuffer.
1145	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1146	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1147	*/
1148	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1149	int32_t px2, int32_t py2)
1150	{
1151	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1152	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1153
1154	AssertPtrReturnVoid(px1);
1155	AssertPtrReturnVoid(py1);
1156	AssertPtrReturnVoid(px2);
1157	AssertPtrReturnVoid(py2);
1158	LogRelFlowFunc(("\n"));
1159
1160	if (!mpDrv)
1161	return;
1162	/* If VBVA is not in use then this flag will not be set and this
1163	* will still work as it should. */
1164	if (!maFramebuffers[0].fDisabled)
1165	{
1166	x1 = (int32_t)maFramebuffers[0].xOrigin;
1167	y1 = (int32_t)maFramebuffers[0].yOrigin;
1168	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1169	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1170	}
1171	if (cxInputMapping && cyInputMapping)
1172	{
1173	x1 = xInputMappingOrigin;
1174	y1 = yInputMappingOrigin;
1175	x2 = xInputMappingOrigin + cxInputMapping;
1176	y2 = yInputMappingOrigin + cyInputMapping;
1177	}
1178	else
1179	for (unsigned i = 1; i < mcMonitors; ++i)
1180	{
1181	if (!maFramebuffers[i].fDisabled)
1182	{
1183	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1184	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1185	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1186	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1187	}
1188	}
1189	*px1 = x1;
1190	*py1 = y1;
1191	*px2 = x2;
1192	*py2 = y2;
1193	}
1194
1195	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1196	{
1197	/* Do we need this to access mParent? I presume that the safe VM pointer
1198	* ensures that mpDrv will remain valid. */
1199	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1200	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1201	& ~fCapabilitiesRemoved;
1202
1203	Console::SafeVMPtr ptrVM(mParent);
1204	if (!ptrVM.isOk())
1205	return ptrVM.rc();
1206	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1207	return S_OK;
1208	CHECK_CONSOLE_DRV(mpDrv);
1209	alock.release(); /* Release before calling up for lock order reasons. */
1210	mpDrv->pUpPort->pfnReportHostCursorCapabilities (mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1211	mfHostCursorCapabilities = fHostCursorCapabilities;
1212	return S_OK;
1213	}
1214
1215	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1216	{
1217	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1218	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1219	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1220	xAdj = RT_MIN(xAdj, cxInputMapping);
1221	yAdj = RT_MIN(yAdj, cyInputMapping);
1222
1223	Console::SafeVMPtr ptrVM(mParent);
1224	if (!ptrVM.isOk())
1225	return ptrVM.rc();
1226	CHECK_CONSOLE_DRV(mpDrv);
1227	alock.release(); /* Release before calling up for lock order reasons. */
1228	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1229	return S_OK;
1230	}
1231
1232	static bool displayIntersectRect(RTRECT *prectResult,
1233	const RTRECT *prect1,
1234	const RTRECT *prect2)
1235	{
1236	/* Initialize result to an empty record. */
1237	memset(prectResult, 0, sizeof(RTRECT));
1238
1239	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1240	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1241
1242	if (xLeftResult < xRightResult)
1243	{
1244	/* There is intersection by X. */
1245
1246	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1247	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1248
1249	if (yTopResult < yBottomResult)
1250	{
1251	/* There is intersection by Y. */
1252
1253	prectResult->xLeft = xLeftResult;
1254	prectResult->yTop = yTopResult;
1255	prectResult->xRight = xRightResult;
1256	prectResult->yBottom = yBottomResult;
1257
1258	return true;
1259	}
1260	}
1261
1262	return false;
1263	}
1264
1265	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1266	{
1267	RTRECT *pRectVisibleRegion = NULL;
1268
1269	if (pRect == mpRectVisibleRegion)
1270	return VINF_SUCCESS;
1271	if (cRect != 0)
1272	{
1273	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1274	if (!pRectVisibleRegion)
1275	{
1276	return VERR_NO_MEMORY;
1277	}
1278	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1279	}
1280	if (mpRectVisibleRegion)
1281	RTMemFree(mpRectVisibleRegion);
1282	mcRectVisibleRegion = cRect;
1283	mpRectVisibleRegion = pRectVisibleRegion;
1284	return VINF_SUCCESS;
1285	}
1286
1287	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1288	{
1289	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1290	* sizeof(RTRECT));
1291	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1292	if (!pVisibleRegion)
1293	{
1294	return VERR_NO_TMP_MEMORY;
1295	}
1296	int rc = i_saveVisibleRegion(cRect, pRect);
1297	if (RT_FAILURE(rc))
1298	{
1299	RTMemTmpFree(pVisibleRegion);
1300	return rc;
1301	}
1302
1303	unsigned uScreenId;
1304	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1305	{
1306	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1307
1308	if ( !pFBInfo->pFramebuffer.isNull()
1309	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1310	{
1311	/* Prepare a new array of rectangles which intersect with the framebuffer.
1312	*/
1313	RTRECT rectFramebuffer;
1314	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1315	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1316	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1317	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1318
1319	uint32_t cRectVisibleRegion = 0;
1320
1321	uint32_t i;
1322	for (i = 0; i < cRect; i++)
1323	{
1324	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1325	{
1326	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1327	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1328	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1329	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1330
1331	cRectVisibleRegion++;
1332	}
1333	}
1334	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1335	}
1336	}
1337
1338	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1339	VMMDev *vmmDev = mParent->i_getVMMDev();
1340	if (mfIsCr3DEnabled && vmmDev)
1341	{
1342	if (mhCrOglSvc)
1343	{
1344	VBOXCRCMDCTL_HGCM *pCtl;
1345	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1346	if (pCtl)
1347	{
1348	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1349	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1350
1351	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1352	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1353
1354	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1355	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1356	pCtl->aParms[0].u.pointer.size = cRect * sizeof(RTRECT);
1357
1358	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1359	if (!RT_SUCCESS(rc))
1360	{
1361	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1362	RTMemFree(pCtl);
1363	}
1364	}
1365	else
1366	AssertMsgFailed(("failed to allocate rects memory\n"));
1367	}
1368	else
1369	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1370	}
1371	#endif
1372
1373	RTMemTmpFree(pVisibleRegion);
1374
1375	return VINF_SUCCESS;
1376	}
1377
1378	int Display::i_handleQueryVisibleRegion(uint32_t *pcRect, PRTRECT pRect)
1379	{
1380	// @todo Currently not used by the guest and is not implemented in framebuffers. Remove?
1381	return VERR_NOT_SUPPORTED;
1382	}
1383
1384	#ifdef VBOX_WITH_HGSMI
1385	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1386	uint32_t fu32SupportedOrders,
1387	bool fVideoAccelVRDP,
1388	DISPLAYFBINFO *pFBInfo)
1389	{
1390	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1391
1392	if (pFBInfo->pVBVAHostFlags)
1393	{
1394	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1395
1396	if (pFBInfo->fVBVAEnabled)
1397	{
1398	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1399
1400	if (fVideoAccelVRDP)
1401	{
1402	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1403	}
1404	}
1405
1406	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1407	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1408
1409	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1410	}
1411	}
1412
1413	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1414	bool fVideoAccelVRDP,
1415	DISPLAYFBINFO *paFBInfos,
1416	unsigned cFBInfos)
1417	{
1418	unsigned uScreenId;
1419
1420	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1421	{
1422	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1423	}
1424	}
1425	#endif /* VBOX_WITH_HGSMI */
1426
1427	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1428	{
1429	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1430	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1431	if (RT_SUCCESS(rc))
1432	{
1433	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1434	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1435	}
1436	LogFlowFunc(("leave %Rrc\n", rc));
1437	return rc;
1438	}
1439
1440	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1441	{
1442	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1443	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1444	if (RT_SUCCESS(rc))
1445	{
1446	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1447	videoAccelLeaveVGA(&mVideoAccelLegacy);
1448	}
1449	LogFlowFunc(("leave %Rrc\n", rc));
1450	return rc;
1451	}
1452
1453	void Display::VideoAccelFlushVMMDev(void)
1454	{
1455	LogFlowFunc(("enter\n"));
1456	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1457	if (RT_SUCCESS(rc))
1458	{
1459	i_VideoAccelFlush(mpDrv->pUpPort);
1460	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1461	}
1462	LogFlowFunc(("leave\n"));
1463	}
1464
1465	/* Called always by one VRDP server thread. Can be thread-unsafe.
1466	*/
1467	void Display::i_VideoAccelVRDP(bool fEnable)
1468	{
1469	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1470
1471	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1472
1473	int c = fEnable?
1474	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1475	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1476
1477	Assert (c >= 0);
1478
1479	/* This can run concurrently with Display videoaccel state change. */
1480	RTCritSectEnter(&mVideoAccelLock);
1481
1482	if (c == 0)
1483	{
1484	/* The last client has disconnected, and the accel can be
1485	* disabled.
1486	*/
1487	Assert (fEnable == false);
1488
1489	mfVideoAccelVRDP = false;
1490	mfu32SupportedOrders = 0;
1491
1492	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1493	maFramebuffers, mcMonitors);
1494	#ifdef VBOX_WITH_HGSMI
1495	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1496	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1497	#endif /* VBOX_WITH_HGSMI */
1498
1499	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1500	}
1501	else if ( c == 1
1502	&& !mfVideoAccelVRDP)
1503	{
1504	/* The first client has connected. Enable the accel.
1505	*/
1506	Assert (fEnable == true);
1507
1508	mfVideoAccelVRDP = true;
1509	/* Supporting all orders. */
1510	mfu32SupportedOrders = ~0;
1511
1512	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1513	maFramebuffers, mcMonitors);
1514	#ifdef VBOX_WITH_HGSMI
1515	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1516	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1517	#endif /* VBOX_WITH_HGSMI */
1518
1519	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1520	}
1521	else
1522	{
1523	/* A client is connected or disconnected but there is no change in the
1524	* accel state. It remains enabled.
1525	*/
1526	Assert(mfVideoAccelVRDP == true);
1527	}
1528
1529	RTCritSectLeave(&mVideoAccelLock);
1530	}
1531
1532	void Display::i_notifyPowerDown(void)
1533	{
1534	LogRelFlowFunc(("\n"));
1535
1536	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1537
1538	/* Source bitmaps are not available anymore. */
1539	mfSourceBitmapEnabled = false;
1540
1541	alock.release();
1542
1543	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1544	unsigned uScreenId = mcMonitors;
1545	while (uScreenId > 0)
1546	{
1547	--uScreenId;
1548
1549	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1550	if (!pFBInfo->fDisabled)
1551	{
1552	i_handleDisplayResize(uScreenId, 32,
1553	pFBInfo->pu8FramebufferVRAM,
1554	pFBInfo->u32LineSize,
1555	pFBInfo->w,
1556	pFBInfo->h,
1557	pFBInfo->flags);
1558	}
1559	}
1560	}
1561
1562	// Wrapped IDisplay methods
1563	/////////////////////////////////////////////////////////////////////////////
1564	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1565	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1566	{
1567	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1568
1569	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1570
1571	if (aScreenId >= mcMonitors)
1572	return E_INVALIDARG;
1573
1574	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1575
1576	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1577	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1578	guestMonitorStatus = GuestMonitorStatus_Disabled;
1579
1580	if (aWidth)
1581	*aWidth = pFBInfo->w;
1582	if (aHeight)
1583	*aHeight = pFBInfo->h;
1584	if (aBitsPerPixel)
1585	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1586	if (aXOrigin)
1587	*aXOrigin = pFBInfo->xOrigin;
1588	if (aYOrigin)
1589	*aYOrigin = pFBInfo->yOrigin;
1590	if (aGuestMonitorStatus)
1591	*aGuestMonitorStatus = guestMonitorStatus;
1592
1593	return S_OK;
1594	}
1595
1596
1597	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1598	{
1599	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1600
1601	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1602
1603	if (aScreenId >= mcMonitors)
1604	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1605	aScreenId, mcMonitors);
1606
1607	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1608	if (!pFBInfo->pFramebuffer.isNull())
1609	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1610	aScreenId);
1611
1612	pFBInfo->pFramebuffer = aFramebuffer;
1613	pFBInfo->framebufferId.create();
1614	aId = pFBInfo->framebufferId;
1615
1616	SafeArray<FramebufferCapabilities_T> caps;
1617	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1618	pFBInfo->u32Caps = 0;
1619	size_t i;
1620	for (i = 0; i < caps.size(); ++i)
1621	pFBInfo->u32Caps \|= caps[i];
1622
1623	alock.release();
1624
1625	/* The driver might not have been constructed yet */
1626	if (mpDrv)
1627	{
1628	/* Setup the new framebuffer. */
1629	i_handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
1630	pFBInfo->pu8FramebufferVRAM,
1631	pFBInfo->u32LineSize,
1632	pFBInfo->w,
1633	pFBInfo->h,
1634	pFBInfo->flags);
1635	}
1636
1637	Console::SafeVMPtrQuiet ptrVM(mParent);
1638	if (ptrVM.isOk())
1639	{
1640	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1641	if (mfIsCr3DEnabled)
1642	{
1643	VBOXCRCMDCTL_HGCM data;
1644	RT_ZERO(data);
1645	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1646	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1647
1648	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1649	data.aParms[0].u.uint32 = aScreenId;
1650
1651	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1652	AssertRC(vrc);
1653	}
1654	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1655
1656	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1657	3, this, aScreenId, false);
1658	}
1659
1660	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1661	return S_OK;
1662	}
1663
1664	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1665	{
1666	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1667
1668	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1669
1670	if (aScreenId >= mcMonitors)
1671	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1672	aScreenId, mcMonitors);
1673
1674	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1675
1676	if (pFBInfo->framebufferId != aId)
1677	{
1678	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1679	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1680	}
1681
1682	pFBInfo->pFramebuffer.setNull();
1683	pFBInfo->framebufferId.clear();
1684
1685	alock.release();
1686
1687	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1688	Console::SafeVMPtrQuiet ptrVM(mParent);
1689	if (ptrVM.isOk())
1690	{
1691	if (mfIsCr3DEnabled)
1692	{
1693	VBOXCRCMDCTL_HGCM data;
1694	RT_ZERO(data);
1695	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1696	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1697
1698	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1699	data.aParms[0].u.uint32 = aScreenId;
1700
1701	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1702	AssertRC(vrc);
1703	}
1704	}
1705	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1706
1707	return S_OK;
1708	}
1709
1710	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1711	{
1712	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1713
1714	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1715
1716	if (aScreenId >= mcMonitors)
1717	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1718	aScreenId, mcMonitors);
1719
1720	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1721
1722	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1723
1724	return S_OK;
1725	}
1726
1727	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1728	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1729	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1730	{
1731	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1732	{
1733	/* Some of parameters must not change. Query current mode. */
1734	ULONG ulWidth = 0;
1735	ULONG ulHeight = 0;
1736	ULONG ulBitsPerPixel = 0;
1737	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1738	if (FAILED(hr))
1739	return hr;
1740
1741	/* Assign current values to not changing parameters. */
1742	if (aWidth == 0)
1743	aWidth = ulWidth;
1744	if (aHeight == 0)
1745	aHeight = ulHeight;
1746	if (aBitsPerPixel == 0)
1747	aBitsPerPixel = ulBitsPerPixel;
1748	}
1749
1750	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1751
1752	if (aDisplay >= mcMonitors)
1753	return E_INVALIDARG;
1754
1755	CHECK_CONSOLE_DRV(mpDrv);
1756
1757	/*
1758	* It is up to the guest to decide whether the hint is
1759	* valid. Therefore don't do any VRAM sanity checks here.
1760	*/
1761
1762	/* Have to release the lock because the pfnRequestDisplayChange
1763	* will call EMT. */
1764	alock.release();
1765
1766	/* We always send the hint to the graphics card in case the guest enables
1767	* support later. For now we notify exactly when support is enabled. */
1768	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1769	aBitsPerPixel, aDisplay,
1770	aChangeOrigin ? aOriginX : ~0,
1771	aChangeOrigin ? aOriginY : ~0,
1772	RT_BOOL(aEnabled),
1773	mfGuestVBVACapabilities
1774	& VBVACAPS_VIDEO_MODE_HINTS);
1775	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1776	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1777	{
1778	mParent->i_sendACPIMonitorHotPlugEvent();
1779	}
1780
1781	/* We currently never suppress the VMMDev hint if the guest has requested
1782	* it. Specifically the video graphics driver may not be responsible for
1783	* screen positioning in the guest virtual desktop, and the component
1784	* responsible may want to get the hint from VMMDev. */
1785	VMMDev *pVMMDev = mParent->i_getVMMDev();
1786	if (pVMMDev)
1787	{
1788	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1789	if (pVMMDevPort)
1790	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1791	aDisplay, aOriginX, aOriginY,
1792	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1793	}
1794	return S_OK;
1795	}
1796
1797	HRESULT Display::setSeamlessMode(BOOL enabled)
1798	{
1799	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1800
1801	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1802	alock.release();
1803
1804	VMMDev *pVMMDev = mParent->i_getVMMDev();
1805	if (pVMMDev)
1806	{
1807	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1808	if (pVMMDevPort)
1809	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1810	}
1811	mfSeamlessEnabled = RT_BOOL(enabled);
1812
1813	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1814	if (!enabled)
1815	{
1816	VMMDev *vmmDev = mParent->i_getVMMDev();
1817	if (mfIsCr3DEnabled && vmmDev)
1818	{
1819	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1820	if (!pData)
1821	{
1822	AssertMsgFailed(("RTMemAlloc failed\n"));
1823	return VERR_NO_MEMORY;
1824	}
1825
1826	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1827	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1828
1829	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1830	pData->aParms[0].u.pointer.addr = NULL;
1831	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1832
1833	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
1834	if (!RT_SUCCESS(rc))
1835	{
1836	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1837	RTMemFree(pData);
1838	}
1839	}
1840	}
1841	#endif
1842	return S_OK;
1843	}
1844
1845	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1846	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
1847	uint32_t u32Width, uint32_t u32Height)
1848	{
1849	if ( pDisplay->mfIsCr3DEnabled
1850	&& pDisplay->mCrOglCallbacks.pfnHasData
1851	&& pDisplay->mCrOglCallbacks.pfnHasData())
1852	{
1853	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
1854	if (pVMMDev)
1855	{
1856	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
1857	if (pScreenshot)
1858	{
1859	/* screen id or CRSCREEN_ALL to specify all enabled */
1860	pScreenshot->u32Screen = aScreenId;
1861	pScreenshot->u32Width = u32Width;
1862	pScreenshot->u32Height = u32Height;
1863	pScreenshot->u32Pitch = u32Width * 4;
1864	pScreenshot->pvBuffer = pbData;
1865	pScreenshot->pvContext = NULL;
1866	pScreenshot->pfnScreenshotBegin = NULL;
1867	pScreenshot->pfnScreenshotPerform = NULL;
1868	pScreenshot->pfnScreenshotEnd = NULL;
1869
1870	VBOXCRCMDCTL_HGCM data;
1871	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1872	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
1873
1874	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1875	data.aParms[0].u.pointer.addr = pScreenshot;
1876	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
1877
1878	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1879
1880	RTMemFree(pScreenshot);
1881
1882	if (RT_SUCCESS(rc))
1883	return TRUE;
1884	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
1885	/* fall back to the non-3d mechanism */
1886	}
1887	}
1888	}
1889	return FALSE;
1890	}
1891	#endif
1892
1893	/* static */
1894	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
1895	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
1896	{
1897	int rc;
1898	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
1899	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
1900	{
1901	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
1902	*pfMemFree = false;
1903	}
1904	else if (aScreenId < pDisplay->mcMonitors)
1905	{
1906	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
1907
1908	uint32_t width = pFBInfo->w;
1909	uint32_t height = pFBInfo->h;
1910
1911	/* Allocate 32 bit per pixel bitmap. */
1912	size_t cbRequired = width * 4 * height;
1913
1914	if (cbRequired)
1915	{
1916	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
1917	if (pbDst != NULL)
1918	{
1919	/* Copy guest VRAM to the allocated 32bpp buffer. */
1920	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
1921	int32_t xSrc = 0;
1922	int32_t ySrc = 0;
1923	uint32_t u32SrcWidth = width;
1924	uint32_t u32SrcHeight = height;
1925	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
1926	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
1927
1928	int32_t xDst = 0;
1929	int32_t yDst = 0;
1930	uint32_t u32DstWidth = u32SrcWidth;
1931	uint32_t u32DstHeight = u32SrcHeight;
1932	uint32_t u32DstLineSize = u32DstWidth * 4;
1933	uint32_t u32DstBitsPerPixel = 32;
1934
1935	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
1936	width, height,
1937	pu8Src,
1938	xSrc, ySrc,
1939	u32SrcWidth, u32SrcHeight,
1940	u32SrcLineSize, u32SrcBitsPerPixel,
1941	pbDst,
1942	xDst, yDst,
1943	u32DstWidth, u32DstHeight,
1944	u32DstLineSize, u32DstBitsPerPixel);
1945	if (RT_SUCCESS(rc))
1946	{
1947	*ppbData = pbDst;
1948	*pcbData = cbRequired;
1949	*pcx = width;
1950	*pcy = height;
1951	*pfMemFree = true;
1952	}
1953	else
1954	{
1955	RTMemFree(pbDst);
1956
1957	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
1958	if ( rc == VERR_INVALID_STATE
1959	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
1960	{
1961	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
1962	*pfMemFree = false;
1963	}
1964	}
1965	}
1966	else
1967	rc = VERR_NO_MEMORY;
1968	}
1969	else
1970	{
1971	/* No image. */
1972	*ppbData = NULL;
1973	*pcbData = 0;
1974	*pcx = 0;
1975	*pcy = 0;
1976	*pfMemFree = true;
1977	rc = VINF_SUCCESS;
1978	}
1979	}
1980	else
1981	rc = VERR_INVALID_PARAMETER;
1982	return rc;
1983	}
1984
1985	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
1986	BYTE *address, ULONG width, ULONG height)
1987	{
1988	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1989	/*
1990	* CrOgl screenshot hook/hack.
1991	*/
1992	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
1993	return VINF_SUCCESS;
1994	#endif
1995
1996	uint8_t *pbData = NULL;
1997	size_t cbData = 0;
1998	uint32_t cx = 0;
1999	uint32_t cy = 0;
2000	bool fFreeMem = false;
2001	int vrc = VINF_SUCCESS;
2002
2003	int cRetries = 5;
2004	while (cRetries-- > 0)
2005	{
2006	/* Note! Not sure if the priority call is such a good idea here, but
2007	it would be nice to have an accurate screenshot for the bug
2008	report if the VM deadlocks. */
2009	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2010	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2011	if (vrc != VERR_TRY_AGAIN)
2012	{
2013	break;
2014	}
2015
2016	RTThreadSleep(10);
2017	}
2018
2019	if (RT_SUCCESS(vrc) && pbData)
2020	{
2021	if (cx == width && cy == height)
2022	{
2023	/* No scaling required. */
2024	memcpy(address, pbData, cbData);
2025	}
2026	else
2027	{
2028	/* Scale. */
2029	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2030
2031	uint8_t *dst = address;
2032	uint8_t *src = pbData;
2033	int dstW = width;
2034	int dstH = height;
2035	int srcW = cx;
2036	int srcH = cy;
2037	int iDeltaLine = cx * 4;
2038
2039	BitmapScale32(dst,
2040	dstW, dstH,
2041	src,
2042	iDeltaLine,
2043	srcW, srcH);
2044	}
2045
2046	if (fFreeMem)
2047	RTMemFree(pbData);
2048	else
2049	{
2050	/* This can be called from any thread. */
2051	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2052	}
2053	}
2054
2055	return vrc;
2056	}
2057
2058	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2059	BYTE *aAddress,
2060	ULONG aWidth,
2061	ULONG aHeight,
2062	BitmapFormat_T aBitmapFormat,
2063	ULONG *pcbOut)
2064	{
2065	HRESULT rc = S_OK;
2066
2067	/* Do not allow too small and too large screenshots. This also filters out negative
2068	* values passed as either 'aWidth' or 'aHeight'.
2069	*/
2070	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2071	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2072
2073	if ( aBitmapFormat != BitmapFormat_BGR0
2074	&& aBitmapFormat != BitmapFormat_BGRA
2075	&& aBitmapFormat != BitmapFormat_RGBA
2076	&& aBitmapFormat != BitmapFormat_PNG)
2077	{
2078	return setError(E_NOTIMPL,
2079	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2080	}
2081
2082	Console::SafeVMPtr ptrVM(mParent);
2083	if (!ptrVM.isOk())
2084	return ptrVM.rc();
2085
2086	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2087
2088	if (RT_SUCCESS(vrc))
2089	{
2090	const size_t cbData = aWidth * 4 * aHeight;
2091
2092	/* Most of uncompressed formats. */
2093	*pcbOut = (ULONG)cbData;
2094
2095	if (aBitmapFormat == BitmapFormat_BGR0)
2096	{
2097	/* Do nothing. */
2098	}
2099	else if (aBitmapFormat == BitmapFormat_BGRA)
2100	{
2101	uint32_t pu32 = (uint32_t )aAddress;
2102	size_t cPixels = aWidth * aHeight;
2103	while (cPixels--)
2104	{
2105	*pu32++ \|= UINT32_C(0xFF000000);
2106	}
2107	}
2108	else if (aBitmapFormat == BitmapFormat_RGBA)
2109	{
2110	uint8_t *pu8 = aAddress;
2111	size_t cPixels = aWidth * aHeight;
2112	while (cPixels--)
2113	{
2114	uint8_t u8 = pu8[0];
2115	pu8[0] = pu8[2];
2116	pu8[2] = u8;
2117	pu8[3] = 0xFF;
2118
2119	pu8 += 4;
2120	}
2121	}
2122	else if (aBitmapFormat == BitmapFormat_PNG)
2123	{
2124	uint8_t *pu8PNG = NULL;
2125	uint32_t cbPNG = 0;
2126	uint32_t cxPNG = 0;
2127	uint32_t cyPNG = 0;
2128
2129	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2130	if (RT_SUCCESS(vrc))
2131	{
2132	if (cbPNG <= cbData)
2133	{
2134	memcpy(aAddress, pu8PNG, cbPNG);
2135	*pcbOut = cbPNG;
2136	}
2137	else
2138	{
2139	rc = setError(E_FAIL,
2140	tr("PNG is larger than 32bpp bitmap"));
2141	}
2142	}
2143	else
2144	{
2145	rc = setError(VBOX_E_IPRT_ERROR,
2146	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2147	}
2148	RTMemFree(pu8PNG);
2149	}
2150	}
2151	else if (vrc == VERR_TRY_AGAIN)
2152	rc = setError(E_UNEXPECTED,
2153	tr("Screenshot is not available at this time"));
2154	else if (RT_FAILURE(vrc))
2155	rc = setError(VBOX_E_IPRT_ERROR,
2156	tr("Could not take a screenshot (%Rrc)"), vrc);
2157
2158	return rc;
2159	}
2160
2161	HRESULT Display::takeScreenShot(ULONG aScreenId,
2162	BYTE *aAddress,
2163	ULONG aWidth,
2164	ULONG aHeight,
2165	BitmapFormat_T aBitmapFormat)
2166	{
2167	HRESULT rc = S_OK;
2168
2169	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2170	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2171
2172	ULONG cbOut = 0;
2173	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2174	NOREF(cbOut);
2175
2176	LogRelFlowFunc(("%Rhrc\n", rc));
2177	return rc;
2178	}
2179
2180	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2181	ULONG aWidth,
2182	ULONG aHeight,
2183	BitmapFormat_T aBitmapFormat,
2184	std::vector<BYTE> &aScreenData)
2185	{
2186	HRESULT rc = S_OK;
2187
2188	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2189	aScreenId, aWidth, aHeight, aBitmapFormat));
2190
2191	/* Do not allow too small and too large screenshots. This also filters out negative
2192	* values passed as either 'aWidth' or 'aHeight'.
2193	*/
2194	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2195	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2196
2197	const size_t cbData = aWidth * 4 * aHeight;
2198	aScreenData.resize(cbData);
2199
2200	ULONG cbOut = 0;
2201	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2202	if (FAILED(rc))
2203	cbOut = 0;
2204
2205	aScreenData.resize(cbOut);
2206
2207	LogRelFlowFunc(("%Rhrc\n", rc));
2208	return rc;
2209	}
2210
2211
2212	int Display::i_VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2213	{
2214	#ifdef VBOX_WITH_VPX
2215	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2216	for (unsigned i = 0; i < Screens.size(); i++)
2217	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2218	return VINF_SUCCESS;
2219	#else
2220	return VERR_NOT_IMPLEMENTED;
2221	#endif
2222	}
2223
2224	/**
2225	* Start video capturing. Does nothing if capturing is already active.
2226	*/
2227	int Display::i_VideoCaptureStart()
2228	{
2229	#ifdef VBOX_WITH_VPX
2230	if (VideoRecIsEnabled(mpVideoRecCtx))
2231	return VINF_SUCCESS;
2232
2233	int rc = VideoRecContextCreate(&mpVideoRecCtx, mcMonitors);
2234	if (RT_FAILURE(rc))
2235	{
2236	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2237	return rc;
2238	}
2239	ComPtr<IMachine> pMachine = mParent->i_machine();
2240	com::SafeArray<BOOL> screens;
2241	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2242	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2243	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2244	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2245	ULONG ulWidth;
2246	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2247	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2248	ULONG ulHeight;
2249	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2250	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2251	ULONG ulRate;
2252	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2253	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2254	ULONG ulFPS;
2255	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2256	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2257	BSTR strFile;
2258	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2259	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2260	ULONG ulMaxTime;
2261	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2262	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2263	ULONG ulMaxSize;
2264	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2265	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2266	BSTR strOptions;
2267	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2268	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2269
2270	RTTIMESPEC ts;
2271	RTTimeNow(&ts);
2272	RTTIME time;
2273	RTTimeExplode(&time, &ts);
2274	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2275	{
2276	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2277	char *pszSuff = RTPathSuffix(pszAbsPath);
2278	if (pszSuff)
2279	pszSuff = RTStrDup(pszSuff);
2280	RTPathStripSuffix(pszAbsPath);
2281	if (!pszAbsPath)
2282	rc = VERR_INVALID_PARAMETER;
2283	if (!pszSuff)
2284	pszSuff = RTStrDup(".webm");
2285	char *pszName = NULL;
2286	if (RT_SUCCESS(rc))
2287	{
2288	if (mcMonitors > 1)
2289	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2290	else
2291	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2292	}
2293	if (RT_SUCCESS(rc))
2294	{
2295	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
2296	pszName, ulWidth, ulHeight,
2297	ulRate, ulFPS, ulMaxTime,
2298	ulMaxSize, com::Utf8Str(strOptions).c_str());
2299	if (rc == VERR_ALREADY_EXISTS)
2300	{
2301	RTStrFree(pszName);
2302	pszName = NULL;
2303
2304	if (mcMonitors > 1)
2305	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2306	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2307	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2308	uScreen+1, pszSuff);
2309	else
2310	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2311	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2312	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2313	pszSuff);
2314	if (RT_SUCCESS(rc))
2315	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
2316	pszName, ulWidth, ulHeight, ulRate,
2317	ulFPS, ulMaxTime,
2318	ulMaxSize, com::Utf8Str(strOptions).c_str());
2319	}
2320	}
2321
2322	if (RT_SUCCESS(rc))
2323	{
2324	LogRel(("Display::VideoCaptureStart: WebM/VP8 video recording screen #%u with %ux%u @ %u kbps, %u fps to '%s' "
2325	"enabled\n", uScreen, ulWidth, ulHeight, ulRate, ulFPS, pszName));
2326	}
2327	else
2328	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u (%Rrc)!\n", uScreen, rc));
2329	RTStrFree(pszName);
2330	RTStrFree(pszSuff);
2331	RTStrFree(pszAbsPath);
2332	}
2333	return rc;
2334	#else
2335	return VERR_NOT_IMPLEMENTED;
2336	#endif
2337	}
2338
2339	/**
2340	* Stop video capturing. Does nothing if video capturing is not active.
2341	*/
2342	void Display::i_VideoCaptureStop()
2343	{
2344	#ifdef VBOX_WITH_VPX
2345	if (VideoRecIsEnabled(mpVideoRecCtx))
2346	LogRel(("Display::VideoCaptureStop: WebM/VP8 video recording stopped\n"));
2347	VideoRecContextClose(mpVideoRecCtx);
2348	mpVideoRecCtx = NULL;
2349	#endif
2350	}
2351
2352	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2353	ULONG x, ULONG y, ULONG width, ULONG height)
2354	{
2355	int rc = VINF_SUCCESS;
2356
2357	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2358
2359	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2360	{
2361	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2362	}
2363	else if (aScreenId < pDisplay->mcMonitors)
2364	{
2365	/* Copy the bitmap to the guest VRAM. */
2366	const uint8_t *pu8Src = address;
2367	int32_t xSrc = 0;
2368	int32_t ySrc = 0;
2369	uint32_t u32SrcWidth = width;
2370	uint32_t u32SrcHeight = height;
2371	uint32_t u32SrcLineSize = width * 4;
2372	uint32_t u32SrcBitsPerPixel = 32;
2373
2374	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2375	int32_t xDst = x;
2376	int32_t yDst = y;
2377	uint32_t u32DstWidth = pFBInfo->w;
2378	uint32_t u32DstHeight = pFBInfo->h;
2379	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2380	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2381
2382	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2383	width, height,
2384	pu8Src,
2385	xSrc, ySrc,
2386	u32SrcWidth, u32SrcHeight,
2387	u32SrcLineSize, u32SrcBitsPerPixel,
2388	pu8Dst,
2389	xDst, yDst,
2390	u32DstWidth, u32DstHeight,
2391	u32DstLineSize, u32DstBitsPerPixel);
2392	if (RT_SUCCESS(rc))
2393	{
2394	if (!pFBInfo->pSourceBitmap.isNull())
2395	{
2396	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2397	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2398	*/
2399	if ( pFBInfo->fDefaultFormat
2400	&& !pFBInfo->fDisabled)
2401	{
2402	BYTE *pAddress = NULL;
2403	ULONG ulWidth = 0;
2404	ULONG ulHeight = 0;
2405	ULONG ulBitsPerPixel = 0;
2406	ULONG ulBytesPerLine = 0;
2407	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2408
2409	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2410	&ulWidth,
2411	&ulHeight,
2412	&ulBitsPerPixel,
2413	&ulBytesPerLine,
2414	&bitmapFormat);
2415	if (SUCCEEDED(hrc))
2416	{
2417	pu8Src = pFBInfo->pu8FramebufferVRAM;
2418	xSrc = x;
2419	ySrc = y;
2420	u32SrcWidth = pFBInfo->w;
2421	u32SrcHeight = pFBInfo->h;
2422	u32SrcLineSize = pFBInfo->u32LineSize;
2423	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2424
2425	/* Default format is 32 bpp. */
2426	pu8Dst = pAddress;
2427	xDst = xSrc;
2428	yDst = ySrc;
2429	u32DstWidth = u32SrcWidth;
2430	u32DstHeight = u32SrcHeight;
2431	u32DstLineSize = u32DstWidth * 4;
2432	u32DstBitsPerPixel = 32;
2433
2434	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2435	width, height,
2436	pu8Src,
2437	xSrc, ySrc,
2438	u32SrcWidth, u32SrcHeight,
2439	u32SrcLineSize, u32SrcBitsPerPixel,
2440	pu8Dst,
2441	xDst, yDst,
2442	u32DstWidth, u32DstHeight,
2443	u32DstLineSize, u32DstBitsPerPixel);
2444	}
2445	}
2446	}
2447
2448	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2449	}
2450	}
2451	else
2452	{
2453	rc = VERR_INVALID_PARAMETER;
2454	}
2455
2456	if (RT_SUCCESS(rc))
2457	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2458
2459	return rc;
2460	}
2461
2462	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2463	{
2464	/// @todo (r=dmik) this function may take too long to complete if the VM
2465	// is doing something like saving state right now. Which, in case if it
2466	// is called on the GUI thread, will make it unresponsive. We should
2467	// check the machine state here (by enclosing the check and VMRequCall
2468	// within the Console lock to make it atomic).
2469
2470	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2471	(void *)aAddress, aX, aY, aWidth, aHeight));
2472
2473	CheckComArgExpr(aWidth, aWidth != 0);
2474	CheckComArgExpr(aHeight, aHeight != 0);
2475
2476	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2477
2478	CHECK_CONSOLE_DRV(mpDrv);
2479
2480	Console::SafeVMPtr ptrVM(mParent);
2481	if (!ptrVM.isOk())
2482	return ptrVM.rc();
2483
2484	/* Release lock because the call scheduled on EMT may also try to take it. */
2485	alock.release();
2486
2487	/*
2488	* Again we're lazy and make the graphics device do all the
2489	* dirty conversion work.
2490	*/
2491	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2492	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2493
2494	/*
2495	* If the function returns not supported, we'll have to do all the
2496	* work ourselves using the framebuffer.
2497	*/
2498	HRESULT rc = S_OK;
2499	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2500	{
2501	/** @todo implement generic fallback for screen blitting. */
2502	rc = E_NOTIMPL;
2503	}
2504	else if (RT_FAILURE(rcVBox))
2505	rc = setError(VBOX_E_IPRT_ERROR,
2506	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2507	//@todo
2508	// else
2509	// {
2510	// /* All ok. Redraw the screen. */
2511	// handleDisplayUpdate (x, y, width, height);
2512	// }
2513
2514	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2515	return rc;
2516	}
2517
2518	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2519	{
2520	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2521
2522	unsigned uScreenId;
2523	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2524	{
2525	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2526
2527	if ( !pFBInfo->fVBVAEnabled
2528	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2529	{
2530	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2531	}
2532	else
2533	{
2534	if (!pFBInfo->fDisabled)
2535	{
2536	/* Render complete VRAM screen to the framebuffer.
2537	* When framebuffer uses VRAM directly, just notify it to update.
2538	*/
2539	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2540	{
2541	BYTE *pAddress = NULL;
2542	ULONG ulWidth = 0;
2543	ULONG ulHeight = 0;
2544	ULONG ulBitsPerPixel = 0;
2545	ULONG ulBytesPerLine = 0;
2546	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2547
2548	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2549	&ulWidth,
2550	&ulHeight,
2551	&ulBitsPerPixel,
2552	&ulBytesPerLine,
2553	&bitmapFormat);
2554	if (SUCCEEDED(hrc))
2555	{
2556	uint32_t width = pFBInfo->w;
2557	uint32_t height = pFBInfo->h;
2558
2559	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2560	int32_t xSrc = 0;
2561	int32_t ySrc = 0;
2562	uint32_t u32SrcWidth = pFBInfo->w;
2563	uint32_t u32SrcHeight = pFBInfo->h;
2564	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2565	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2566
2567	/* Default format is 32 bpp. */
2568	uint8_t *pu8Dst = pAddress;
2569	int32_t xDst = xSrc;
2570	int32_t yDst = ySrc;
2571	uint32_t u32DstWidth = u32SrcWidth;
2572	uint32_t u32DstHeight = u32SrcHeight;
2573	uint32_t u32DstLineSize = u32DstWidth * 4;
2574	uint32_t u32DstBitsPerPixel = 32;
2575
2576	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2577	* implies resize of Framebuffer is in progress and
2578	* copyrect should not be called.
2579	*/
2580	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2581	{
2582	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2583	width, height,
2584	pu8Src,
2585	xSrc, ySrc,
2586	u32SrcWidth, u32SrcHeight,
2587	u32SrcLineSize, u32SrcBitsPerPixel,
2588	pu8Dst,
2589	xDst, yDst,
2590	u32DstWidth, u32DstHeight,
2591	u32DstLineSize, u32DstBitsPerPixel);
2592	}
2593	}
2594	}
2595
2596	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2597	}
2598	}
2599	if (!fUpdateAll)
2600	break;
2601	}
2602	LogRelFlowFunc(("done\n"));
2603	return VINF_SUCCESS;
2604	}
2605
2606	/**
2607	* Does a full invalidation of the VM display and instructs the VM
2608	* to update it immediately.
2609	*
2610	* @returns COM status code
2611	*/
2612
2613	HRESULT Display::invalidateAndUpdate()
2614	{
2615	LogRelFlowFunc(("\n"));
2616
2617	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2618
2619	CHECK_CONSOLE_DRV(mpDrv);
2620
2621	Console::SafeVMPtr ptrVM(mParent);
2622	if (!ptrVM.isOk())
2623	return ptrVM.rc();
2624
2625	HRESULT rc = S_OK;
2626
2627	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2628
2629	/* Have to release the lock when calling EMT. */
2630	alock.release();
2631
2632	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2633	3, this, 0, true);
2634	alock.acquire();
2635
2636	if (RT_FAILURE(rcVBox))
2637	rc = setError(VBOX_E_IPRT_ERROR,
2638	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2639
2640	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2641	return rc;
2642	}
2643
2644	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2645	{
2646	LogRelFlowFunc(("\n"));
2647
2648	HRESULT rc = S_OK;
2649
2650	Console::SafeVMPtr ptrVM(mParent);
2651	if (!ptrVM.isOk())
2652	return ptrVM.rc();
2653
2654	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2655	3, this, aScreenId, false);
2656	if (RT_FAILURE(rcVBox))
2657	rc = setError(VBOX_E_IPRT_ERROR,
2658	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2659
2660	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2661	return rc;
2662	}
2663
2664	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2665	{
2666	#ifdef VBOX_WITH_VIDEOHWACCEL
2667	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
2668	return S_OK;
2669	#else
2670	return E_NOTIMPL;
2671	#endif
2672	}
2673
2674	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2675	{
2676	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2677
2678	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2679	if (mfIsCr3DEnabled)
2680	{
2681	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2682	if (RT_FAILURE(rc))
2683	{
2684	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2685	pFb->pendingViewportInfo.fPending = true;
2686	pFb->pendingViewportInfo.x = aX;
2687	pFb->pendingViewportInfo.y = aY;
2688	pFb->pendingViewportInfo.width = aWidth;
2689	pFb->pendingViewportInfo.height = aHeight;
2690	}
2691	}
2692	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2693
2694	/* The driver might not have been constructed yet */
2695	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2696	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2697
2698	return S_OK;
2699	}
2700
2701	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2702	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2703	{
2704	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2705
2706	Console::SafeVMPtr ptrVM(mParent);
2707	if (!ptrVM.isOk())
2708	return ptrVM.rc();
2709
2710	bool fSetRenderVRAM = false;
2711	bool fInvalidate = false;
2712
2713	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2714
2715	if (aScreenId >= mcMonitors)
2716	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
2717	aScreenId, mcMonitors);
2718
2719	if (!mfSourceBitmapEnabled)
2720	{
2721	aDisplaySourceBitmap = NULL;
2722	return E_FAIL;
2723	}
2724
2725	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2726
2727	/* No source bitmap for a blank guest screen. */
2728	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
2729	{
2730	aDisplaySourceBitmap = NULL;
2731	return E_FAIL;
2732	}
2733
2734	HRESULT hr = S_OK;
2735
2736	if (pFBInfo->pSourceBitmap.isNull())
2737	{
2738	/* Create a new object. */
2739	ComObjPtr<DisplaySourceBitmap> obj;
2740	hr = obj.createObject();
2741	if (SUCCEEDED(hr))
2742	hr = obj->init(this, aScreenId, pFBInfo);
2743
2744	if (SUCCEEDED(hr))
2745	{
2746	bool fDefaultFormat = !obj->i_usesVRAM();
2747
2748	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2749	{
2750	/* Start buffer updates. */
2751	BYTE *pAddress = NULL;
2752	ULONG ulWidth = 0;
2753	ULONG ulHeight = 0;
2754	ULONG ulBitsPerPixel = 0;
2755	ULONG ulBytesPerLine = 0;
2756	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2757
2758	obj->QueryBitmapInfo(&pAddress,
2759	&ulWidth,
2760	&ulHeight,
2761	&ulBitsPerPixel,
2762	&ulBytesPerLine,
2763	&bitmapFormat);
2764
2765	mpDrv->IConnector.pbData = pAddress;
2766	mpDrv->IConnector.cbScanline = ulBytesPerLine;
2767	mpDrv->IConnector.cBits = ulBitsPerPixel;
2768	mpDrv->IConnector.cx = ulWidth;
2769	mpDrv->IConnector.cy = ulHeight;
2770
2771	fSetRenderVRAM = fDefaultFormat;
2772	}
2773
2774	/* Make sure that the bitmap contains the latest image. */
2775	fInvalidate = fDefaultFormat;
2776
2777	pFBInfo->pSourceBitmap = obj;
2778	pFBInfo->fDefaultFormat = fDefaultFormat;
2779	}
2780	}
2781
2782	if (SUCCEEDED(hr))
2783	{
2784	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
2785	}
2786
2787	/* Leave the IDisplay lock because the VGA device must not be called under it. */
2788	alock.release();
2789
2790	if (SUCCEEDED(hr))
2791	{
2792	if (fSetRenderVRAM)
2793	{
2794	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
2795	}
2796
2797	if (fInvalidate)
2798	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2799	3, this, aScreenId, false);
2800	}
2801
2802	LogRelFlowFunc(("%Rhrc\n", hr));
2803	return hr;
2804	}
2805
2806	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
2807	{
2808	NOREF(aGuestScreenLayout);
2809	return E_NOTIMPL;
2810	}
2811
2812	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
2813	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
2814	{
2815	NOREF(aScreenLayoutMode);
2816	NOREF(aGuestScreenInfo);
2817	return E_NOTIMPL;
2818	}
2819
2820	// wrapped IEventListener method
2821	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
2822	{
2823	VBoxEventType_T aType = VBoxEventType_Invalid;
2824
2825	aEvent->COMGETTER(Type)(&aType);
2826	switch (aType)
2827	{
2828	case VBoxEventType_OnStateChanged:
2829	{
2830	ComPtr<IStateChangedEvent> scev = aEvent;
2831	Assert(scev);
2832	MachineState_T machineState;
2833	scev->COMGETTER(State)(&machineState);
2834	if ( machineState == MachineState_Running
2835	\|\| machineState == MachineState_Teleporting
2836	\|\| machineState == MachineState_LiveSnapshotting
2837	\|\| machineState == MachineState_DeletingSnapshotOnline
2838	)
2839	{
2840	LogRelFlowFunc(("Machine is running.\n"));
2841
2842	#ifdef VBOX_WITH_CROGL
2843	i_crOglWindowsShow(true);
2844	#endif
2845	}
2846	else
2847	{
2848	#ifdef VBOX_WITH_CROGL
2849	if (machineState == MachineState_Paused)
2850	i_crOglWindowsShow(false);
2851	#endif
2852	}
2853	break;
2854	}
2855	default:
2856	AssertFailed();
2857	}
2858
2859	return S_OK;
2860	}
2861
2862
2863	// private methods
2864	/////////////////////////////////////////////////////////////////////////////
2865
2866	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2867	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
2868	{
2869	VMMDev *pVMMDev = mParent->i_getVMMDev();
2870	if (!pVMMDev)
2871	return VERR_INVALID_STATE;
2872
2873	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
2874	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
2875
2876	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2877	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
2878
2879	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2880	pData->aParms[0].u.uint32 = aScreenId;
2881
2882	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
2883	pData->aParms[1].u.uint32 = x;
2884
2885	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
2886	pData->aParms[2].u.uint32 = y;
2887
2888	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
2889	pData->aParms[3].u.uint32 = width;
2890
2891	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
2892	pData->aParms[4].u.uint32 = height;
2893
2894	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
2895	}
2896	#endif
2897
2898	#ifdef VBOX_WITH_CRHGSMI
2899	void Display::i_setupCrHgsmiData(void)
2900	{
2901	VMMDev *pVMMDev = mParent->i_getVMMDev();
2902	Assert(pVMMDev);
2903	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
2904	AssertRC(rc);
2905
2906	if (pVMMDev)
2907	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
2908	else
2909	rc = VERR_GENERAL_FAILURE;
2910
2911	if (RT_SUCCESS(rc))
2912	{
2913	Assert(mhCrOglSvc);
2914	/* setup command completion callback */
2915	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
2916	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
2917	Completion.Hdr.cbCmd = sizeof(Completion);
2918	Completion.hCompletion = mpDrv->pVBVACallbacks;
2919	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
2920
2921	VBOXHGCMSVCPARM parm;
2922	parm.type = VBOX_HGCM_SVC_PARM_PTR;
2923	parm.u.pointer.addr = &Completion;
2924	parm.u.pointer.size = 0;
2925
2926	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
2927	if (RT_SUCCESS(rc))
2928	mCrOglCallbacks = Completion.MainInterface;
2929	else
2930	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
2931	}
2932
2933	if (RT_FAILURE(rc))
2934	mhCrOglSvc = NULL;
2935
2936	RTCritSectRwLeaveExcl(&mCrOglLock);
2937	}
2938
2939	void Display::i_destructCrHgsmiData(void)
2940	{
2941	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
2942	AssertRC(rc);
2943	mhCrOglSvc = NULL;
2944	RTCritSectRwLeaveExcl(&mCrOglLock);
2945	}
2946	#endif /* VBOX_WITH_CRHGSMI */
2947
2948	/**
2949	* Handle display resize event issued by the VGA device for the primary screen.
2950	*
2951	* @see PDMIDISPLAYCONNECTOR::pfnResize
2952	*/
2953	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
2954	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
2955	{
2956	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
2957	Display *pThis = pDrv->pDisplay;
2958
2959	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
2960	bpp, pvVRAM, cbLine, cx, cy));
2961
2962	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
2963	if (!f)
2964	{
2965	/* This is a result of recursive call when the source bitmap is being updated
2966	* during a VGA resize. Tell the VGA device to ignore the call.
2967	*
2968	* @todo It is a workaround, actually pfnUpdateDisplayAll must
2969	* fail on resize.
2970	*/
2971	LogRel(("displayResizeCallback: already processing\n"));
2972	return VINF_VGA_RESIZE_IN_PROGRESS;
2973	}
2974
2975	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
2976
2977	/* Restore the flag. */
2978	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
2979	AssertRelease(f);
2980
2981	return rc;
2982	}
2983
2984	/**
2985	* Handle display update.
2986	*
2987	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
2988	*/
2989	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
2990	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
2991	{
2992	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
2993
2994	#ifdef DEBUG_sunlover
2995	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
2996	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
2997	#endif /* DEBUG_sunlover */
2998
2999	/* This call does update regardless of VBVA status.
3000	* But in VBVA mode this is called only as result of
3001	* pfnUpdateDisplayAll in the VGA device.
3002	*/
3003
3004	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3005	}
3006
3007	/**
3008	* Periodic display refresh callback.
3009	*
3010	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3011	* @thread EMT
3012	*/
3013	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3014	{
3015	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3016
3017	#ifdef DEBUG_sunlover_2
3018	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3019	pDrv->pDisplay->mfVideoAccelEnabled));
3020	#endif /* DEBUG_sunlover_2 */
3021
3022	Display *pDisplay = pDrv->pDisplay;
3023	unsigned uScreenId;
3024
3025	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3026	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3027	{
3028	if (rc == VWRN_INVALID_STATE)
3029	{
3030	/* No VBVA do a display update. */
3031	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN];
3032	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3033	}
3034
3035	/* Inform the VRDP server that the current display update sequence is
3036	* completed. At this moment the framebuffer memory contains a definite
3037	* image, that is synchronized with the orders already sent to VRDP client.
3038	* The server can now process redraw requests from clients or initial
3039	* fullscreen updates for new clients.
3040	*/
3041	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3042	{
3043	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3044
3045	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3046	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3047	}
3048	}
3049
3050	#ifdef VBOX_WITH_VPX
3051	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3052	{
3053	do {
3054	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3055	if (pDisplay->mfIsCr3DEnabled)
3056	{
3057	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3058	{
3059	if ( pDisplay->mCrOglCallbacks.pfnHasData
3060	&& pDisplay->mCrOglCallbacks.pfnHasData())
3061	{
3062	/* submit */
3063	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3064
3065	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3066	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3067
3068	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3069	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3070	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3071	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3072	if (RT_SUCCESS(rc))
3073	break;
3074	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3075	}
3076
3077	/* no 3D data available, or error has occured,
3078	* go the straight way */
3079	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3080	}
3081	else
3082	{
3083	/* record request is still in progress, don't do anything */
3084	break;
3085	}
3086	}
3087	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3088
3089	uint64_t u64Now = RTTimeProgramMilliTS();
3090	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3091	{
3092	if (!pDisplay->maVideoRecEnabled[uScreenId])
3093	continue;
3094
3095	if (VideoRecIsFull(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3096	{
3097	pDisplay->i_VideoCaptureStop();
3098	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3099	break;
3100	}
3101
3102	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3103
3104	if ( !pFBInfo->pFramebuffer.isNull()
3105	&& !pFBInfo->fDisabled)
3106	{
3107	rc = VERR_NOT_SUPPORTED;
3108	if ( pFBInfo->fVBVAEnabled
3109	&& pFBInfo->pu8FramebufferVRAM)
3110	{
3111	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3112	BitmapFormat_BGR,
3113	pFBInfo->u16BitsPerPixel,
3114	pFBInfo->u32LineSize, pFBInfo->w, pFBInfo->h,
3115	pFBInfo->pu8FramebufferVRAM, u64Now);
3116	}
3117	else if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && pDrv->IConnector.pbData)
3118	{
3119	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3120	BitmapFormat_BGR,
3121	pDrv->IConnector.cBits,
3122	pDrv->IConnector.cbScanline, pDrv->IConnector.cx,
3123	pDrv->IConnector.cy, pDrv->IConnector.pbData, u64Now);
3124	}
3125	if (rc == VINF_TRY_AGAIN)
3126	break;
3127	}
3128	}
3129	} while (0);
3130	}
3131	#endif /* VBOX_WITH_VPX */
3132
3133	#ifdef DEBUG_sunlover_2
3134	LogFlowFunc(("leave\n"));
3135	#endif /* DEBUG_sunlover_2 */
3136	}
3137
3138	/**
3139	* Reset notification
3140	*
3141	* @see PDMIDISPLAYCONNECTOR::pfnReset
3142	*/
3143	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3144	{
3145	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3146
3147	LogRelFlowFunc(("\n"));
3148
3149	/* Disable VBVA mode. */
3150	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3151	}
3152
3153	/**
3154	* LFBModeChange notification
3155	*
3156	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3157	*/
3158	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3159	{
3160	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3161
3162	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3163
3164	NOREF(fEnabled);
3165
3166	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3167	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3168	}
3169
3170	/**
3171	* Adapter information change notification.
3172	*
3173	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3174	*/
3175	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3176	uint32_t u32VRAMSize)
3177	{
3178	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3179	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3180	}
3181
3182	/**
3183	* Display information change notification.
3184	*
3185	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3186	*/
3187	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3188	void *pvVRAM, unsigned uScreenId)
3189	{
3190	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3191	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3192	}
3193
3194	#ifdef VBOX_WITH_VIDEOHWACCEL
3195
3196	#ifndef S_FALSE
3197	# define S_FALSE ((HRESULT)1L)
3198	#endif
3199
3200	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3201	{
3202	unsigned id = (unsigned)pCommand->iDisplay;
3203	int rc = VINF_SUCCESS;
3204	if (id >= mcMonitors)
3205	return VERR_INVALID_PARAMETER;
3206
3207	ComPtr<IFramebuffer> pFramebuffer;
3208	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3209	pFramebuffer = maFramebuffers[id].pFramebuffer;
3210	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3211	arlock.release();
3212
3213	if (pFramebuffer == NULL \|\| !fVHWASupported)
3214	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3215
3216	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3217	if (hr == S_FALSE)
3218	return VINF_SUCCESS;
3219	else if (SUCCEEDED(hr))
3220	return VINF_CALLBACK_RETURN;
3221	else if (hr == E_ACCESSDENIED)
3222	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3223	else if (hr == E_NOTIMPL)
3224	return VERR_NOT_IMPLEMENTED;
3225	return VERR_GENERAL_FAILURE;
3226	}
3227
3228	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3229	{
3230	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3231
3232	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3233	}
3234	#endif
3235
3236	#ifdef VBOX_WITH_CRHGSMI
3237	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3238	{
3239	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3240	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3241	}
3242
3243	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3244	{
3245	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3246	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3247	}
3248
3249	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3250	{
3251	int rc = VERR_NOT_SUPPORTED;
3252	VBOXHGCMSVCPARM parm;
3253	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3254	parm.u.pointer.addr = pCmd;
3255	parm.u.pointer.size = cbCmd;
3256
3257	if (mhCrOglSvc)
3258	{
3259	VMMDev *pVMMDev = mParent->i_getVMMDev();
3260	if (pVMMDev)
3261	{
3262	/* no completion callback is specified with this call,
3263	* the CrOgl code will complete the CrHgsmi command once it processes it */
3264	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3265	AssertRC(rc);
3266	if (RT_SUCCESS(rc))
3267	return;
3268	}
3269	else
3270	rc = VERR_INVALID_STATE;
3271	}
3272
3273	/* we are here because something went wrong with command processing, complete it */
3274	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3275	}
3276
3277	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3278	{
3279	int rc = VERR_NOT_SUPPORTED;
3280	VBOXHGCMSVCPARM parm;
3281	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3282	parm.u.pointer.addr = pCtl;
3283	parm.u.pointer.size = cbCtl;
3284
3285	if (mhCrOglSvc)
3286	{
3287	VMMDev *pVMMDev = mParent->i_getVMMDev();
3288	if (pVMMDev)
3289	{
3290	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3291	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3292	Display::i_displayCrHgsmiControlCompletion, this);
3293	AssertRC(rc);
3294	if (RT_SUCCESS(rc))
3295	{
3296	if (fCheckPendingViewport)
3297	{
3298	ULONG ul;
3299	for (ul = 0; ul < mcMonitors; ul++)
3300	{
3301	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3302	if (!pFb->pendingViewportInfo.fPending)
3303	continue;
3304
3305	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3306	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3307	if (RT_SUCCESS(rc))
3308	pFb->pendingViewportInfo.fPending = false;
3309	else
3310	{
3311	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3312	rc = VINF_SUCCESS;
3313	}
3314	}
3315	}
3316	return;
3317	}
3318	}
3319	else
3320	rc = VERR_INVALID_STATE;
3321	}
3322
3323	/* we are here because something went wrong with command processing, complete it */
3324	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3325	}
3326
3327	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3328	uint32_t cbCmd)
3329	{
3330	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3331
3332	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3333	}
3334
3335	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3336	uint32_t cbCmd)
3337	{
3338	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3339
3340	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3341	}
3342
3343	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3344	void *pvContext)
3345	{
3346	AssertMsgFailed(("not expected!\n"));
3347	Display pDisplay = (Display )pvContext;
3348	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3349	}
3350
3351	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3352	void *pvContext)
3353	{
3354	Display pDisplay = (Display )pvContext;
3355	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3356
3357	}
3358	#endif
3359
3360	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3361	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3362	void *pvContext)
3363	{
3364	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3365	if (pCmd->u.pfnInternal)
3366	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3367	}
3368
3369	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3370	PFNCRCTLCOMPLETION pfnCompletion,
3371	void *pvCompletion)
3372	{
3373	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3374	if (!pVMMDev)
3375	{
3376	AssertMsgFailed(("no vmmdev\n"));
3377	return VERR_INVALID_STATE;
3378	}
3379
3380	Assert(mhCrOglSvc);
3381	VBOXHGCMSVCPARM parm;
3382	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3383	parm.u.pointer.addr = pCmd;
3384	parm.u.pointer.size = cbCmd;
3385
3386	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3387	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3388	pvCompletion);
3389	if (!RT_SUCCESS(rc))
3390	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3391
3392	return rc;
3393	}
3394
3395	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3396	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3397	PFNCRCTLCOMPLETION pfnCompletion,
3398	void *pvCompletion)
3399	{
3400	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3401	Display *pThis = pDrv->pDisplay;
3402	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3403	}
3404
3405	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3406	{
3407	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3408	if (RT_SUCCESS(rc))
3409	{
3410	if (mhCrOglSvc)
3411	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3412	else
3413	rc = VERR_NOT_SUPPORTED;
3414
3415	RTCritSectRwLeaveShared(&mCrOglLock);
3416	}
3417	return rc;
3418	}
3419
3420	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3421	{
3422	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3423	if (RT_SUCCESS(rc))
3424	{
3425	if (mhCrOglSvc)
3426	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3427	else
3428	rc = VERR_NOT_SUPPORTED;
3429
3430	RTCritSectRwLeaveShared(&mCrOglLock);
3431	}
3432	return rc;
3433	}
3434
3435	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3436	{
3437	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3438	if (!pCmdCopy)
3439	{
3440	LogRel(("RTMemAlloc failed\n"));
3441	return VERR_NO_MEMORY;
3442	}
3443
3444	memcpy(pCmdCopy, pCmd, cbCmd);
3445
3446	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3447	if (RT_FAILURE(rc))
3448	{
3449	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3450	RTMemFree(pCmdCopy);
3451	return rc;
3452	}
3453
3454	return VINF_SUCCESS;
3455	}
3456
3457	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3458	{
3459	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3460	AssertRCReturn(rc, rc);
3461
3462	if ( mCrOglCallbacks.pfnHasDataForScreen
3463	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3464	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3465	else
3466	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3467
3468	RTCritSectRwLeaveShared(&mCrOglLock);
3469
3470	return rc;
3471	}
3472
3473	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64TimeStamp)
3474	{
3475	# if VBOX_WITH_VPX
3476	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64TimeStamp);
3477	# else
3478	return false;
3479	# endif
3480	}
3481
3482	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64TimeStamp)
3483	{
3484	}
3485
3486	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3487	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3488	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3489	uint32_t uGuestWidth, uint32_t uGuestHeight,
3490	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
3491	{
3492	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3493	# if VBOX_WITH_VPX
3494	int rc = VideoRecCopyToIntBuf(mpVideoRecCtx, uScreen, x, y,
3495	uPixelFormat,
3496	uBitsPerPixel, uBytesPerLine,
3497	uGuestWidth, uGuestHeight,
3498	pu8BufferAddress, u64TimeStamp);
3499	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3500	# endif
3501	}
3502
3503	void Display::i_handleVRecCompletion()
3504	{
3505	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3506	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3507	}
3508
3509	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3510
3511	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3512	{
3513	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3514	HRESULT hr = E_UNEXPECTED;
3515
3516	if (aScreenId >= mcMonitors)
3517	return E_INVALIDARG;
3518
3519	/* 3D acceleration enabled in VM config. */
3520	if (mfIsCr3DEnabled)
3521	{
3522	/* VBoxSharedCrOpenGL HGCM host service is running. */
3523	if (mhCrOglSvc)
3524	{
3525	VMMDev *pVMMDev = mParent->i_getVMMDev();
3526	if (pVMMDev)
3527	{
3528	VBOXCRCMDCTL_HGCM *pCtl;
3529	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3530	if (pCtl)
3531	{
3532	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3533	int rc;
3534
3535	pData->u32Screen = aScreenId;
3536	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3537	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3538
3539	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3540	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3541	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3542	pCtl->aParms[0].u.pointer.addr = pData;
3543	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3544
3545	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3546	if (RT_FAILURE(rc))
3547	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3548	else
3549	hr = S_OK;
3550
3551	RTMemFree(pCtl);
3552	}
3553	else
3554	{
3555	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3556	hr = E_OUTOFMEMORY;
3557	}
3558	}
3559	else
3560	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3561	}
3562	else
3563	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3564	}
3565	else
3566	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3567	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3568	# else
3569	{
3570	hr = S_OK;
3571	/* Need an interface like this here (and the #ifdefs needs adjusting):
3572	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3573	if (pUpPort && pUpPort->pfnSetScaleFactor)
3574	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3575	}
3576	# endif
3577
3578	return hr;
3579	#else
3580	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3581	return E_UNEXPECTED;
3582	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3583	}
3584
3585	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3586	{
3587	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3588	HRESULT hr = E_UNEXPECTED;
3589
3590	/* 3D acceleration enabled in VM config. */
3591	if (mfIsCr3DEnabled)
3592	{
3593	/* VBoxSharedCrOpenGL HGCM host service is running. */
3594	if (mhCrOglSvc)
3595	{
3596	VMMDev *pVMMDev = mParent->i_getVMMDev();
3597	if (pVMMDev)
3598	{
3599	VBOXCRCMDCTL_HGCM *pCtl;
3600	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
3601	if (pCtl)
3602	{
3603	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
3604	int rc;
3605
3606	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
3607
3608	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3609	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
3610	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3611	pCtl->aParms[0].u.pointer.addr = pData;
3612	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3613
3614	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3615	if (RT_FAILURE(rc))
3616	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3617	else
3618	hr = S_OK;
3619
3620	RTMemFree(pCtl);
3621	}
3622	else
3623	{
3624	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3625	hr = E_OUTOFMEMORY;
3626	}
3627	}
3628	else
3629	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3630	}
3631	else
3632	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
3633	}
3634	else
3635	{
3636	hr = S_OK;
3637	/* Need an interface like this here (and the #ifdefs needs adjusting):
3638	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3639	if (pUpPort && pUpPort->pfnSetScaleFactor)
3640	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3641	}
3642
3643	return hr;
3644	#else
3645	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
3646	return E_UNEXPECTED;
3647	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3648	}
3649
3650	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3651	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
3652	uint32_t x, uint32_t y,
3653	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3654	uint32_t uGuestWidth, uint32_t uGuestHeight,
3655	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
3656	{
3657	Display pDisplay = (Display )pvCtx;
3658	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
3659	x, y, BitmapFormat_BGR, uBitsPerPixel,
3660	uBytesPerLine, uGuestWidth, uGuestHeight,
3661	pu8BufferAddress, u64TimeStamp);
3662	}
3663
3664	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
3665	{
3666	Display pDisplay = (Display )pvCtx;
3667	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64TimeStamp);
3668	}
3669
3670	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
3671	{
3672	Display pDisplay = (Display )pvCtx;
3673	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64TimeStamp);
3674	}
3675
3676	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
3677	{
3678	Display pDisplay = (Display )pvCompletion;
3679	pDisplay->i_handleVRecCompletion();
3680	}
3681
3682	#endif
3683
3684
3685	#ifdef VBOX_WITH_HGSMI
3686	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
3687	bool fRenderThreadMode)
3688	{
3689	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3690
3691	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3692	Display *pThis = pDrv->pDisplay;
3693
3694	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
3695	{
3696	LogRel(("Enabling different vbva mode\n"));
3697	#ifdef DEBUG_misha
3698	AssertMsgFailed(("enabling different vbva mode\n"));
3699	#endif
3700	return VERR_INVALID_STATE;
3701	}
3702
3703	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
3704	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
3705	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
3706	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
3707
3708	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
3709
3710	return VINF_SUCCESS;
3711	}
3712
3713	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3714	{
3715	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3716
3717	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3718	Display *pThis = pDrv->pDisplay;
3719
3720	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3721
3722	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
3723
3724	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3725	{
3726	/* Make sure that the primary screen is visible now.
3727	* The guest can't use VBVA anymore, so only only the VGA device output works.
3728	*/
3729	if (pFBInfo->fDisabled)
3730	{
3731	pFBInfo->fDisabled = false;
3732	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
3733	GuestMonitorChangedEventType_Enabled,
3734	uScreenId,
3735	pFBInfo->xOrigin, pFBInfo->yOrigin,
3736	pFBInfo->w, pFBInfo->h);
3737	}
3738	}
3739
3740	pFBInfo->fVBVAEnabled = false;
3741	pFBInfo->fVBVAForceResize = false;
3742	pFBInfo->fRenderThreadMode = false;
3743
3744	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
3745
3746	pFBInfo->pVBVAHostFlags = NULL;
3747
3748	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3749	{
3750	/* Force full screen update, because VGA device must take control, do resize, etc. */
3751	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
3752	}
3753	}
3754
3755	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3756	{
3757	LogFlowFunc(("uScreenId %d\n", uScreenId));
3758
3759	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3760	Display *pThis = pDrv->pDisplay;
3761	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3762
3763	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
3764	{
3765	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
3766	pThis->mcMonitors);
3767	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
3768	}
3769	}
3770
3771	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
3772	const PVBVACMDHDR pCmd, size_t cbCmd)
3773	{
3774	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
3775
3776	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3777	Display *pThis = pDrv->pDisplay;
3778	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3779
3780	if (pFBInfo->fDefaultFormat)
3781	{
3782	/* Make sure that framebuffer contains the same image as the guest VRAM. */
3783	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
3784	&& !pFBInfo->fDisabled)
3785	{
3786	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
3787	}
3788	else if ( !pFBInfo->pSourceBitmap.isNull()
3789	&& !pFBInfo->fDisabled)
3790	{
3791	/* Render VRAM content to the framebuffer. */
3792	BYTE *pAddress = NULL;
3793	ULONG ulWidth = 0;
3794	ULONG ulHeight = 0;
3795	ULONG ulBitsPerPixel = 0;
3796	ULONG ulBytesPerLine = 0;
3797	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3798
3799	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3800	&ulWidth,
3801	&ulHeight,
3802	&ulBitsPerPixel,
3803	&ulBytesPerLine,
3804	&bitmapFormat);
3805	if (SUCCEEDED(hrc))
3806	{
3807	uint32_t width = pCmd->w;
3808	uint32_t height = pCmd->h;
3809
3810	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3811	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
3812	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
3813	uint32_t u32SrcWidth = pFBInfo->w;
3814	uint32_t u32SrcHeight = pFBInfo->h;
3815	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3816	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3817
3818	uint8_t *pu8Dst = pAddress;
3819	int32_t xDst = xSrc;
3820	int32_t yDst = ySrc;
3821	uint32_t u32DstWidth = u32SrcWidth;
3822	uint32_t u32DstHeight = u32SrcHeight;
3823	uint32_t u32DstLineSize = u32DstWidth * 4;
3824	uint32_t u32DstBitsPerPixel = 32;
3825
3826	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
3827	width, height,
3828	pu8Src,
3829	xSrc, ySrc,
3830	u32SrcWidth, u32SrcHeight,
3831	u32SrcLineSize, u32SrcBitsPerPixel,
3832	pu8Dst,
3833	xDst, yDst,
3834	u32DstWidth, u32DstHeight,
3835	u32DstLineSize, u32DstBitsPerPixel);
3836	}
3837	}
3838	}
3839
3840	VBVACMDHDR hdrSaved = *pCmd;
3841
3842	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
3843
3844	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
3845	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
3846
3847	/* @todo new SendUpdate entry which can get a separate cmd header or coords. */
3848	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pCmd, (uint32_t)cbCmd);
3849
3850	*pHdrUnconst = hdrSaved;
3851	}
3852
3853	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
3854	uint32_t cx, uint32_t cy)
3855	{
3856	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
3857
3858	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3859	Display *pThis = pDrv->pDisplay;
3860	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3861
3862	/* @todo handleFramebufferUpdate (uScreenId,
3863	* x - pThis->maFramebuffers[uScreenId].xOrigin,
3864	* y - pThis->maFramebuffers[uScreenId].yOrigin,
3865	* cx, cy);
3866	*/
3867	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
3868	}
3869
3870	#ifdef DEBUG_sunlover
3871	static void logVBVAResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
3872	{
3873	LogRel(("displayVBVAResize: [%d] %s\n"
3874	" pView->u32ViewIndex %d\n"
3875	" pView->u32ViewOffset 0x%08X\n"
3876	" pView->u32ViewSize 0x%08X\n"
3877	" pView->u32MaxScreenSize 0x%08X\n"
3878	" pScreen->i32OriginX %d\n"
3879	" pScreen->i32OriginY %d\n"
3880	" pScreen->u32StartOffset 0x%08X\n"
3881	" pScreen->u32LineSize 0x%08X\n"
3882	" pScreen->u32Width %d\n"
3883	" pScreen->u32Height %d\n"
3884	" pScreen->u16BitsPerPixel %d\n"
3885	" pScreen->u16Flags 0x%04X\n"
3886	" pFBInfo->u32Offset 0x%08X\n"
3887	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
3888	" pFBInfo->u32InformationSize 0x%08X\n"
3889	" pFBInfo->fDisabled %d\n"
3890	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
3891	" pFBInfo->u16BitsPerPixel %d\n"
3892	" pFBInfo->pu8FramebufferVRAM %p\n"
3893	" pFBInfo->u32LineSize 0x%08X\n"
3894	" pFBInfo->flags 0x%04X\n"
3895	" pFBInfo->pHostEvents %p\n"
3896	" pFBInfo->fDefaultFormat %d\n"
3897	" pFBInfo->fVBVAEnabled %d\n"
3898	" pFBInfo->fVBVAForceResize %d\n"
3899	" pFBInfo->pVBVAHostFlags %p\n"
3900	"",
3901	pScreen->u32ViewIndex,
3902	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
3903	pView->u32ViewIndex,
3904	pView->u32ViewOffset,
3905	pView->u32ViewSize,
3906	pView->u32MaxScreenSize,
3907	pScreen->i32OriginX,
3908	pScreen->i32OriginY,
3909	pScreen->u32StartOffset,
3910	pScreen->u32LineSize,
3911	pScreen->u32Width,
3912	pScreen->u32Height,
3913	pScreen->u16BitsPerPixel,
3914	pScreen->u16Flags,
3915	pFBInfo->u32Offset,
3916	pFBInfo->u32MaxFramebufferSize,
3917	pFBInfo->u32InformationSize,
3918	pFBInfo->fDisabled,
3919	pFBInfo->xOrigin,
3920	pFBInfo->yOrigin,
3921	pFBInfo->w,
3922	pFBInfo->h,
3923	pFBInfo->u16BitsPerPixel,
3924	pFBInfo->pu8FramebufferVRAM,
3925	pFBInfo->u32LineSize,
3926	pFBInfo->flags,
3927	pFBInfo->pHostEvents,
3928	pFBInfo->fDefaultFormat,
3929	pFBInfo->fVBVAEnabled,
3930	pFBInfo->fVBVAForceResize,
3931	pFBInfo->pVBVAHostFlags
3932	));
3933	}
3934	#endif /* DEBUG_sunlover */
3935
3936	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, const PVBVAINFOVIEW pView,
3937	const PVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
3938	{
3939	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
3940
3941	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3942	Display *pThis = pDrv->pDisplay;
3943
3944	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
3945
3946	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
3947	{
3948	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
3949
3950	pFBInfo->fDisabled = true;
3951	pFBInfo->flags = pScreen->u16Flags;
3952
3953	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
3954	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
3955	* the VM window will be black. */
3956	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
3957	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
3958	pThis->i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
3959	u32Width, u32Height, pScreen->u16Flags);
3960
3961	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
3962	GuestMonitorChangedEventType_Disabled,
3963	pScreen->u32ViewIndex,
3964	0, 0, 0, 0);
3965	return VINF_SUCCESS;
3966	}
3967
3968	/* If display was disabled or there is no framebuffer, a resize will be required,
3969	* because the framebuffer was/will be changed.
3970	*/
3971	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
3972
3973	if (pFBInfo->fVBVAForceResize)
3974	{
3975	/* VBVA was just enabled. Do the resize. */
3976	fResize = true;
3977	pFBInfo->fVBVAForceResize = false;
3978	}
3979
3980	/* If the screen if blanked, then do a resize request to make sure that the framebuffer
3981	* switches to the default format.
3982	*/
3983	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
3984
3985	/* Check if this is a real resize or a notification about the screen origin.
3986	* The guest uses this VBVAResize call for both.
3987	*/
3988	fResize = fResize
3989	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
3990	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
3991	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
3992	\|\| pFBInfo->w != pScreen->u32Width
3993	\|\| pFBInfo->h != pScreen->u32Height;
3994
3995	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
3996	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
3997
3998	if (fNewOrigin \|\| fResize)
3999	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4000
4001	if (pFBInfo->fDisabled)
4002	{
4003	pFBInfo->fDisabled = false;
4004	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4005	GuestMonitorChangedEventType_Enabled,
4006	pScreen->u32ViewIndex,
4007	pScreen->i32OriginX, pScreen->i32OriginY,
4008	pScreen->u32Width, pScreen->u32Height);
4009	/* Continue to update pFBInfo. */
4010	}
4011
4012	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4013	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4014	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4015
4016	pFBInfo->xOrigin = pScreen->i32OriginX;
4017	pFBInfo->yOrigin = pScreen->i32OriginY;
4018
4019	pFBInfo->w = pScreen->u32Width;
4020	pFBInfo->h = pScreen->u32Height;
4021
4022	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4023	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4024	pFBInfo->u32LineSize = pScreen->u32LineSize;
4025
4026	pFBInfo->flags = pScreen->u16Flags;
4027
4028	if (fResetInputMapping)
4029	{
4030	pThis->xInputMappingOrigin = 0;
4031	pThis->yInputMappingOrigin = 0;
4032	pThis->cxInputMapping = 0;
4033	pThis->cyInputMapping = 0;
4034	}
4035
4036	if (fNewOrigin)
4037	{
4038	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4039	GuestMonitorChangedEventType_NewOrigin,
4040	pScreen->u32ViewIndex,
4041	pScreen->i32OriginX, pScreen->i32OriginY,
4042	0, 0);
4043	}
4044
4045	if (!fResize)
4046	{
4047	/* No parameters of the framebuffer have actually changed. */
4048	if (fNewOrigin)
4049	{
4050	/* VRDP server still need this notification. */
4051	LogRelFlowFunc(("Calling VRDP\n"));
4052	pThis->mParent->i_consoleVRDPServer()->SendResize();
4053	}
4054	return VINF_SUCCESS;
4055	}
4056
4057	/* Do a regular resize. */
4058	return pThis->i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4059	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4060	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4061	}
4062
4063	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4064	uint32_t xHot, uint32_t yHot,
4065	uint32_t cx, uint32_t cy,
4066	const void *pvShape)
4067	{
4068	LogFlowFunc(("\n"));
4069
4070	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4071	Display *pThis = pDrv->pDisplay;
4072
4073	uint32_t cbShape = 0;
4074	if (pvShape)
4075	{
4076	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4077	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4078	}
4079
4080	/* Tell the console about it */
4081	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4082	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4083
4084	return VINF_SUCCESS;
4085	}
4086
4087	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4088	{
4089	LogFlowFunc(("\n"));
4090
4091	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4092	Display *pThis = pDrv->pDisplay;
4093
4094	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4095	}
4096
4097	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4098	uint32_t cx, uint32_t cy)
4099	{
4100	LogFlowFunc(("\n"));
4101
4102	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4103	Display *pThis = pDrv->pDisplay;
4104
4105	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4106	}
4107
4108	#endif /* VBOX_WITH_HGSMI */
4109
4110	/**
4111	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4112	*/
4113	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4114	{
4115	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4116	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4117	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4118	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4119	return NULL;
4120	}
4121
4122
4123	/**
4124	* Destruct a display driver instance.
4125	*
4126	* @returns VBox status code.
4127	* @param pDrvIns The driver instance data.
4128	*/
4129	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4130	{
4131	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4132	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4133	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4134
4135	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4136
4137	pThis->IConnector.pbData = NULL;
4138	pThis->IConnector.cbScanline = 0;
4139	pThis->IConnector.cBits = 32;
4140	pThis->IConnector.cx = 0;
4141	pThis->IConnector.cy = 0;
4142
4143	if (pThis->pDisplay)
4144	{
4145	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4146	#ifdef VBOX_WITH_VPX
4147	pThis->pDisplay->i_VideoCaptureStop();
4148	#endif
4149	#ifdef VBOX_WITH_CRHGSMI
4150	pThis->pDisplay->i_destructCrHgsmiData();
4151	#endif
4152	pThis->pDisplay->mpDrv = NULL;
4153	pThis->pDisplay->mpVMMDev = NULL;
4154	}
4155	}
4156
4157
4158	/**
4159	* Construct a display driver instance.
4160	*
4161	* @copydoc FNPDMDRVCONSTRUCT
4162	*/
4163	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4164	{
4165	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4166	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4167	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4168
4169	/*
4170	* Validate configuration.
4171	*/
4172	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4173	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4174	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4175	("Configuration error: Not possible to attach anything to this driver!\n"),
4176	VERR_PDM_DRVINS_NO_ATTACH);
4177
4178	/*
4179	* Init Interfaces.
4180	*/
4181	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4182
4183	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4184	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4185	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4186	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4187	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4188	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4189	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4190	#ifdef VBOX_WITH_VIDEOHWACCEL
4191	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4192	#endif
4193	#ifdef VBOX_WITH_CRHGSMI
4194	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4195	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4196	#endif
4197	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4198	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4199	#endif
4200	#ifdef VBOX_WITH_HGSMI
4201	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4202	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4203	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4204	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4205	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4206	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4207	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4208	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4209	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4210	#endif
4211
4212	/*
4213	* Get the IDisplayPort interface of the above driver/device.
4214	*/
4215	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4216	if (!pThis->pUpPort)
4217	{
4218	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4219	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4220	}
4221	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4222	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4223	if (!pThis->pVBVACallbacks)
4224	{
4225	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4226	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4227	}
4228	#endif
4229	/*
4230	* Get the Display object pointer and update the mpDrv member.
4231	*/
4232	void *pv;
4233	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4234	if (RT_FAILURE(rc))
4235	{
4236	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4237	return rc;
4238	}
4239	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4240	pThis->pDisplay = pDisplay;
4241	pThis->pDisplay->mpDrv = pThis;
4242
4243	/* Disable VRAM to a buffer copy initially. */
4244	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4245	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4246
4247	/*
4248	* Start periodic screen refreshes
4249	*/
4250	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4251
4252	#ifdef VBOX_WITH_CRHGSMI
4253	pDisplay->i_setupCrHgsmiData();
4254	#endif
4255
4256	#ifdef VBOX_WITH_VPX
4257	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4258	BOOL fEnabled = false;
4259	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4260	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4261	if (fEnabled)
4262	{
4263	rc = pDisplay->i_VideoCaptureStart();
4264	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4265	}
4266	#endif
4267
4268	return rc;
4269	}
4270
4271
4272	/**
4273	* Display driver registration record.
4274	*/
4275	const PDMDRVREG Display::DrvReg =
4276	{
4277	/* u32Version */
4278	PDM_DRVREG_VERSION,
4279	/* szName */
4280	"MainDisplay",
4281	/* szRCMod */
4282	"",
4283	/* szR0Mod */
4284	"",
4285	/* pszDescription */
4286	"Main display driver (Main as in the API).",
4287	/* fFlags */
4288	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4289	/* fClass. */
4290	PDM_DRVREG_CLASS_DISPLAY,
4291	/* cMaxInstances */
4292	~0U,
4293	/* cbInstance */
4294	sizeof(DRVMAINDISPLAY),
4295	/* pfnConstruct */
4296	Display::i_drvConstruct,
4297	/* pfnDestruct */
4298	Display::i_drvDestruct,
4299	/* pfnRelocate */
4300	NULL,
4301	/* pfnIOCtl */
4302	NULL,
4303	/* pfnPowerOn */
4304	NULL,
4305	/* pfnReset */
4306	NULL,
4307	/* pfnSuspend */
4308	NULL,
4309	/* pfnResume */
4310	NULL,
4311	/* pfnAttach */
4312	NULL,
4313	/* pfnDetach */
4314	NULL,
4315	/* pfnPowerOff */
4316	NULL,
4317	/* pfnSoftReset */
4318	NULL,
4319	/* u32EndVersion */
4320	PDM_DRVREG_VERSION
4321	};
4322
4323	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 61572

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