DisplayImpl.cpp@ 62585

Last change on this file since 62585 was 62379, checked in by vboxsync, 8 years ago
Main: 2nd try: fixes for a few -Wunused -Wconversion
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File size: 152.2 KB

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1	/* $Id: DisplayImpl.cpp 62379 2016-07-20 20:11:50Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "GuestImpl.h"
23	#include "VMMDev.h"
24
25	#include "AutoCaller.h"
26	#include "Logging.h"
27
28	/* generated header */
29	#include "VBoxEvents.h"
30
31	#include <iprt/semaphore.h>
32	#include <iprt/thread.h>
33	#include <iprt/asm.h>
34	#include <iprt/time.h>
35	#include <iprt/cpp/utils.h>
36	#include <iprt/alloca.h>
37
38	#include <VBox/vmm/pdmdrv.h>
39	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
40	# include <VBox/vmm/vm.h>
41	#endif
42
43	#ifdef VBOX_WITH_VIDEOHWACCEL
44	# include <VBox/VBoxVideo.h>
45	#endif
46
47	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
48	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
49	#endif
50
51	#include <VBox/com/array.h>
52
53	#ifdef VBOX_WITH_VPX
54	# include <iprt/path.h>
55	# include "VideoRec.h"
56	#endif
57
58	#ifdef VBOX_WITH_CROGL
59	typedef enum
60	{
61	CRVREC_STATE_IDLE,
62	CRVREC_STATE_SUBMITTED
63	} CRVREC_STATE;
64	#endif
65
66	/**
67	* Display driver instance data.
68	*
69	* @implements PDMIDISPLAYCONNECTOR
70	*/
71	typedef struct DRVMAINDISPLAY
72	{
73	/** Pointer to the display object. */
74	Display *pDisplay;
75	/** Pointer to the driver instance structure. */
76	PPDMDRVINS pDrvIns;
77	/** Pointer to the keyboard port interface of the driver/device above us. */
78	PPDMIDISPLAYPORT pUpPort;
79	/** Our display connector interface. */
80	PDMIDISPLAYCONNECTOR IConnector;
81	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
82	/** VBVA callbacks */
83	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
84	#endif
85	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
86
87	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
88	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
89
90	// constructor / destructor
91	/////////////////////////////////////////////////////////////////////////////
92
93	Display::Display()
94	: mParent(NULL), mfIsCr3DEnabled(false)
95	{
96	}
97
98	Display::~Display()
99	{
100	}
101
102
103	HRESULT Display::FinalConstruct()
104	{
105	int rc = videoAccelConstruct(&mVideoAccelLegacy);
106	AssertRC(rc);
107
108	mfVideoAccelVRDP = false;
109	mfu32SupportedOrders = 0;
110	mcVideoAccelVRDPRefs = 0;
111
112	mfSeamlessEnabled = false;
113	mpRectVisibleRegion = NULL;
114	mcRectVisibleRegion = 0;
115
116	#ifdef VBOX_WITH_CROGL
117	mfCrOglDataHidden = false;
118	#endif
119
120	mpDrv = NULL;
121	mpVMMDev = NULL;
122	mfVMMDevInited = false;
123
124	rc = RTCritSectInit(&mVideoAccelLock);
125	AssertRC(rc);
126
127	#ifdef VBOX_WITH_HGSMI
128	mu32UpdateVBVAFlags = 0;
129	mfVMMDevSupportsGraphics = false;
130	mfGuestVBVACapabilities = 0;
131	mfHostCursorCapabilities = 0;
132	#endif
133	#ifdef VBOX_WITH_VPX
134	rc = RTCritSectInit(&mVideoCaptureLock);
135	AssertRC(rc);
136
137	mpVideoRecCtx = NULL;
138	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
139	maVideoRecEnabled[i] = true;
140	#endif
141
142	#ifdef VBOX_WITH_CRHGSMI
143	mhCrOglSvc = NULL;
144	rc = RTCritSectRwInit(&mCrOglLock);
145	AssertRC(rc);
146	#endif
147	#ifdef VBOX_WITH_CROGL
148	RT_ZERO(mCrOglCallbacks);
149	RT_ZERO(mCrOglScreenshotData);
150	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
151	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
152	mCrOglScreenshotData.pvContext = this;
153	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
154	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
155	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
156	#endif
157
158	return BaseFinalConstruct();
159	}
160
161	void Display::FinalRelease()
162	{
163	uninit();
164
165	#ifdef VBOX_WITH_VPX
166	if (RTCritSectIsInitialized(&mVideoCaptureLock))
167	{
168	RTCritSectDelete(&mVideoCaptureLock);
169	RT_ZERO(mVideoCaptureLock);
170	}
171	#endif
172
173	videoAccelDestroy(&mVideoAccelLegacy);
174	i_saveVisibleRegion(0, NULL);
175
176	if (RTCritSectIsInitialized(&mVideoAccelLock))
177	{
178	RTCritSectDelete(&mVideoAccelLock);
179	RT_ZERO(mVideoAccelLock);
180	}
181
182	#ifdef VBOX_WITH_CRHGSMI
183	if (RTCritSectRwIsInitialized(&mCrOglLock))
184	{
185	RTCritSectRwDelete(&mCrOglLock);
186	RT_ZERO(mCrOglLock);
187	}
188	#endif
189	BaseFinalRelease();
190	}
191
192	// public initializer/uninitializer for internal purposes only
193	/////////////////////////////////////////////////////////////////////////////
194
195	#define kMaxSizeThumbnail 64
196
197	/**
198	* Save thumbnail and screenshot of the guest screen.
199	*/
200	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
201	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
202	{
203	int rc = VINF_SUCCESS;
204
205	uint8_t *pu8Thumbnail = NULL;
206	uint32_t cbThumbnail = 0;
207	uint32_t cxThumbnail = 0;
208	uint32_t cyThumbnail = 0;
209
210	if (cx > cy)
211	{
212	cxThumbnail = kMaxSizeThumbnail;
213	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
214	}
215	else
216	{
217	cyThumbnail = kMaxSizeThumbnail;
218	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
219	}
220
221	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
222
223	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
224	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
225
226	if (pu8Thumbnail)
227	{
228	uint8_t *dst = pu8Thumbnail;
229	uint8_t *src = pbData;
230	int dstW = cxThumbnail;
231	int dstH = cyThumbnail;
232	int srcW = cx;
233	int srcH = cy;
234	int iDeltaLine = cx * 4;
235
236	BitmapScale32(dst,
237	dstW, dstH,
238	src,
239	iDeltaLine,
240	srcW, srcH);
241
242	*ppu8Thumbnail = pu8Thumbnail;
243	*pcbThumbnail = cbThumbnail;
244	*pcxThumbnail = cxThumbnail;
245	*pcyThumbnail = cyThumbnail;
246	}
247	else
248	{
249	rc = VERR_NO_MEMORY;
250	}
251
252	return rc;
253	}
254
255	#ifdef VBOX_WITH_CROGL
256	typedef struct
257	{
258	CRVBOXHGCMTAKESCREENSHOT Base;
259
260	/* 32bpp small RGB image. */
261	uint8_t *pu8Thumbnail;
262	uint32_t cbThumbnail;
263	uint32_t cxThumbnail;
264	uint32_t cyThumbnail;
265
266	/* PNG screenshot. */
267	uint8_t *pu8PNG;
268	uint32_t cbPNG;
269	uint32_t cxPNG;
270	uint32_t cyPNG;
271	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
272
273	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
274	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
275	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
276	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
277	{
278	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
279	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
280	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
281	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
282	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
283	if (RT_FAILURE(rc))
284	{
285	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
286	if (pData->pu8PNG)
287	{
288	RTMemFree(pData->pu8PNG);
289	pData->pu8PNG = NULL;
290	}
291	pData->cbPNG = 0;
292	pData->cxPNG = 0;
293	pData->cyPNG = 0;
294	}
295	}
296	#endif
297
298	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
299	{
300	Display that = static_cast<Display>(pvUser);
301
302	/* 32bpp small RGB image. */
303	uint8_t *pu8Thumbnail = NULL;
304	uint32_t cbThumbnail = 0;
305	uint32_t cxThumbnail = 0;
306	uint32_t cyThumbnail = 0;
307
308	/* PNG screenshot. */
309	uint8_t *pu8PNG = NULL;
310	uint32_t cbPNG = 0;
311	uint32_t cxPNG = 0;
312	uint32_t cyPNG = 0;
313
314	Console::SafeVMPtr ptrVM(that->mParent);
315	if (ptrVM.isOk())
316	{
317	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
318	BOOL f3DSnapshot = FALSE;
319	if ( that->mfIsCr3DEnabled
320	&& that->mCrOglCallbacks.pfnHasData
321	&& that->mCrOglCallbacks.pfnHasData())
322	{
323	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
324	if (pVMMDev)
325	{
326	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
327	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
328	if (pScreenshot)
329	{
330	/* screen id or CRSCREEN_ALL to specify all enabled */
331	pScreenshot->Base.u32Screen = 0;
332	pScreenshot->Base.u32Width = 0;
333	pScreenshot->Base.u32Height = 0;
334	pScreenshot->Base.u32Pitch = 0;
335	pScreenshot->Base.pvBuffer = NULL;
336	pScreenshot->Base.pvContext = pScreenshot;
337	pScreenshot->Base.pfnScreenshotBegin = NULL;
338	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
339	pScreenshot->Base.pfnScreenshotEnd = NULL;
340
341	VBOXCRCMDCTL_HGCM data;
342	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
343	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
344
345	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
346	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
347	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
348
349	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
350	if (RT_SUCCESS(rc))
351	{
352	if (pScreenshot->pu8PNG)
353	{
354	pu8Thumbnail = pScreenshot->pu8Thumbnail;
355	cbThumbnail = pScreenshot->cbThumbnail;
356	cxThumbnail = pScreenshot->cxThumbnail;
357	cyThumbnail = pScreenshot->cyThumbnail;
358
359	/* PNG screenshot. */
360	pu8PNG = pScreenshot->pu8PNG;
361	cbPNG = pScreenshot->cbPNG;
362	cxPNG = pScreenshot->cxPNG;
363	cyPNG = pScreenshot->cyPNG;
364	f3DSnapshot = TRUE;
365	}
366	else
367	AssertMsgFailed(("no png\n"));
368	}
369	else
370	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
371
372
373	RTMemFree(pScreenshot);
374	}
375	}
376	}
377
378	if (!f3DSnapshot)
379	#endif
380	{
381	/* Query RGB bitmap. */
382	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
383	uint8_t *pbData = NULL;
384	size_t cbData = 0;
385	uint32_t cx = 0;
386	uint32_t cy = 0;
387	bool fFreeMem = false;
388	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
389
390	/*
391	* It is possible that success is returned but everything is 0 or NULL.
392	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
393	*/
394	if (RT_SUCCESS(rc) && pbData)
395	{
396	Assert(cx && cy);
397
398	/* Prepare a small thumbnail and a PNG screenshot. */
399	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
400	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
401	if (RT_FAILURE(rc))
402	{
403	if (pu8PNG)
404	{
405	RTMemFree(pu8PNG);
406	pu8PNG = NULL;
407	}
408	cbPNG = 0;
409	cxPNG = 0;
410	cyPNG = 0;
411	}
412
413	if (fFreeMem)
414	RTMemFree(pbData);
415	else
416	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
417	}
418	}
419	}
420	else
421	{
422	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
423	}
424
425	/* Regardless of rc, save what is available:
426	* Data format:
427	* uint32_t cBlocks;
428	* [blocks]
429	*
430	* Each block is:
431	* uint32_t cbBlock; if 0 - no 'block data'.
432	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
433	* [block data]
434	*
435	* Block data for bitmap and PNG:
436	* uint32_t cx;
437	* uint32_t cy;
438	* [image data]
439	*/
440	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
441
442	/* First block. */
443	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
444	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
445
446	if (cbThumbnail)
447	{
448	SSMR3PutU32(pSSM, cxThumbnail);
449	SSMR3PutU32(pSSM, cyThumbnail);
450	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
451	}
452
453	/* Second block. */
454	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
455	SSMR3PutU32(pSSM, 1); /* Block type: png. */
456
457	if (cbPNG)
458	{
459	SSMR3PutU32(pSSM, cxPNG);
460	SSMR3PutU32(pSSM, cyPNG);
461	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
462	}
463
464	RTMemFree(pu8PNG);
465	RTMemFree(pu8Thumbnail);
466	}
467
468	DECLCALLBACK(int)
469	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
470	{
471	if (uVersion != sSSMDisplayScreenshotVer)
472	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
473	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
474
475	/* Skip data. */
476	uint32_t cBlocks;
477	int rc = SSMR3GetU32(pSSM, &cBlocks);
478	AssertRCReturn(rc, rc);
479
480	for (uint32_t i = 0; i < cBlocks; i++)
481	{
482	uint32_t cbBlock;
483	rc = SSMR3GetU32(pSSM, &cbBlock);
484	AssertRCBreak(rc);
485
486	uint32_t typeOfBlock;
487	rc = SSMR3GetU32(pSSM, &typeOfBlock);
488	AssertRCBreak(rc);
489
490	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
491
492	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
493	* do not write any data if the image size was 0.
494	* @todo Fix and increase saved state version.
495	*/
496	if (cbBlock > 2 * sizeof(uint32_t))
497	{
498	rc = SSMR3Skip(pSSM, cbBlock);
499	AssertRCBreak(rc);
500	}
501	}
502
503	return rc;
504	}
505
506	/**
507	* Save/Load some important guest state
508	*/
509	DECLCALLBACK(void)
510	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
511	{
512	Display that = static_cast<Display>(pvUser);
513
514	SSMR3PutU32(pSSM, that->mcMonitors);
515	for (unsigned i = 0; i < that->mcMonitors; i++)
516	{
517	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
518	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
519	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
520	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
521	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
522	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
523	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
524	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
525	}
526	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
527	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
528	SSMR3PutU32(pSSM, that->cxInputMapping);
529	SSMR3PutU32(pSSM, that->cyInputMapping);
530	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
531	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
532	}
533
534	DECLCALLBACK(int)
535	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
536	{
537	Display that = static_cast<Display>(pvUser);
538
539	if ( uVersion != sSSMDisplayVer
540	&& uVersion != sSSMDisplayVer2
541	&& uVersion != sSSMDisplayVer3
542	&& uVersion != sSSMDisplayVer4
543	&& uVersion != sSSMDisplayVer5)
544	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
545	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
546
547	uint32_t cMonitors;
548	int rc = SSMR3GetU32(pSSM, &cMonitors);
549	AssertRCReturn(rc, rc);
550	if (cMonitors != that->mcMonitors)
551	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
552
553	for (uint32_t i = 0; i < cMonitors; i++)
554	{
555	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
556	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
557	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
558	if ( uVersion == sSSMDisplayVer2
559	\|\| uVersion == sSSMDisplayVer3
560	\|\| uVersion == sSSMDisplayVer4
561	\|\| uVersion == sSSMDisplayVer5)
562	{
563	uint32_t w;
564	uint32_t h;
565	SSMR3GetU32(pSSM, &w);
566	SSMR3GetU32(pSSM, &h);
567	that->maFramebuffers[i].w = w;
568	that->maFramebuffers[i].h = h;
569	}
570	if ( uVersion == sSSMDisplayVer3
571	\|\| uVersion == sSSMDisplayVer4
572	\|\| uVersion == sSSMDisplayVer5)
573	{
574	int32_t xOrigin;
575	int32_t yOrigin;
576	uint32_t flags;
577	SSMR3GetS32(pSSM, &xOrigin);
578	SSMR3GetS32(pSSM, &yOrigin);
579	SSMR3GetU32(pSSM, &flags);
580	that->maFramebuffers[i].xOrigin = xOrigin;
581	that->maFramebuffers[i].yOrigin = yOrigin;
582	that->maFramebuffers[i].flags = (uint16_t)flags;
583	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
584	}
585	}
586	if ( uVersion == sSSMDisplayVer4
587	\|\| uVersion == sSSMDisplayVer5)
588	{
589	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
590	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
591	SSMR3GetU32(pSSM, &that->cxInputMapping);
592	SSMR3GetU32(pSSM, &that->cyInputMapping);
593	}
594	if (uVersion == sSSMDisplayVer5)
595	{
596	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
597	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
598	}
599
600	return VINF_SUCCESS;
601	}
602
603	/**
604	* Initializes the display object.
605	*
606	* @returns COM result indicator
607	* @param parent handle of our parent object
608	* @param qemuConsoleData address of common console data structure
609	*/
610	HRESULT Display::init(Console *aParent)
611	{
612	ComAssertRet(aParent, E_INVALIDARG);
613	/* Enclose the state transition NotReady->InInit->Ready */
614	AutoInitSpan autoInitSpan(this);
615	AssertReturn(autoInitSpan.isOk(), E_FAIL);
616
617	unconst(mParent) = aParent;
618
619	mfSourceBitmapEnabled = true;
620	fVGAResizing = false;
621
622	ULONG ul;
623	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
624	mcMonitors = ul;
625	xInputMappingOrigin = 0;
626	yInputMappingOrigin = 0;
627	cxInputMapping = 0;
628	cyInputMapping = 0;
629
630	for (ul = 0; ul < mcMonitors; ul++)
631	{
632	maFramebuffers[ul].u32Offset = 0;
633	maFramebuffers[ul].u32MaxFramebufferSize = 0;
634	maFramebuffers[ul].u32InformationSize = 0;
635
636	maFramebuffers[ul].pFramebuffer = NULL;
637	/* All secondary monitors are disabled at startup. */
638	maFramebuffers[ul].fDisabled = ul > 0;
639
640	maFramebuffers[ul].u32Caps = 0;
641
642	maFramebuffers[ul].updateImage.pu8Address = NULL;
643	maFramebuffers[ul].updateImage.cbLine = 0;
644
645	maFramebuffers[ul].xOrigin = 0;
646	maFramebuffers[ul].yOrigin = 0;
647
648	maFramebuffers[ul].w = 0;
649	maFramebuffers[ul].h = 0;
650
651	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
652
653	maFramebuffers[ul].u16BitsPerPixel = 0;
654	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
655	maFramebuffers[ul].u32LineSize = 0;
656
657	maFramebuffers[ul].pHostEvents = NULL;
658
659	maFramebuffers[ul].fDefaultFormat = false;
660
661	#ifdef VBOX_WITH_HGSMI
662	maFramebuffers[ul].fVBVAEnabled = false;
663	maFramebuffers[ul].fVBVAForceResize = false;
664	maFramebuffers[ul].fRenderThreadMode = false;
665	maFramebuffers[ul].pVBVAHostFlags = NULL;
666	#endif /* VBOX_WITH_HGSMI */
667	#ifdef VBOX_WITH_CROGL
668	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
669	#endif
670	}
671
672	{
673	// register listener for state change events
674	ComPtr<IEventSource> es;
675	mParent->COMGETTER(EventSource)(es.asOutParam());
676	com::SafeArray<VBoxEventType_T> eventTypes;
677	eventTypes.push_back(VBoxEventType_OnStateChanged);
678	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
679	}
680
681	/* Cache the 3D settings. */
682	BOOL fIs3DEnabled = FALSE;
683	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
684	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
685	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
686	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
687
688	/* Confirm a successful initialization */
689	autoInitSpan.setSucceeded();
690
691	return S_OK;
692	}
693
694	/**
695	* Uninitializes the instance and sets the ready flag to FALSE.
696	* Called either from FinalRelease() or by the parent when it gets destroyed.
697	*/
698	void Display::uninit()
699	{
700	LogRelFlowFunc(("this=%p\n", this));
701
702	/* Enclose the state transition Ready->InUninit->NotReady */
703	AutoUninitSpan autoUninitSpan(this);
704	if (autoUninitSpan.uninitDone())
705	return;
706
707	unsigned uScreenId;
708	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
709	{
710	maFramebuffers[uScreenId].pSourceBitmap.setNull();
711	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
712	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
713	maFramebuffers[uScreenId].updateImage.cbLine = 0;
714	maFramebuffers[uScreenId].pFramebuffer.setNull();
715	#ifdef VBOX_WITH_VPX
716	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
717	#endif
718	}
719
720	if (mParent)
721	{
722	ComPtr<IEventSource> es;
723	mParent->COMGETTER(EventSource)(es.asOutParam());
724	es->UnregisterListener(this);
725	}
726
727	unconst(mParent) = NULL;
728
729	if (mpDrv)
730	mpDrv->pDisplay = NULL;
731
732	mpDrv = NULL;
733	mpVMMDev = NULL;
734	mfVMMDevInited = true;
735	}
736
737	/**
738	* Register the SSM methods. Called by the power up thread to be able to
739	* pass pVM
740	*/
741	int Display::i_registerSSM(PUVM pUVM)
742	{
743	/* Version 2 adds width and height of the framebuffer; version 3 adds
744	* the framebuffer offset in the virtual desktop and the framebuffer flags;
745	* version 4 adds guest to host input event mapping and version 5 adds
746	* guest VBVA and host cursor capabilities.
747	*/
748	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
749	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
750	NULL, NULL, NULL,
751	NULL, i_displaySSMSave, NULL,
752	NULL, i_displaySSMLoad, NULL, this);
753	AssertRCReturn(rc, rc);
754
755	/*
756	* Register loaders for old saved states where iInstance was
757	* 3 * sizeof(uint32_t *) due to a code mistake.
758	*/
759	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
760	NULL, NULL, NULL,
761	NULL, NULL, NULL,
762	NULL, i_displaySSMLoad, NULL, this);
763	AssertRCReturn(rc, rc);
764
765	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
766	NULL, NULL, NULL,
767	NULL, NULL, NULL,
768	NULL, i_displaySSMLoad, NULL, this);
769	AssertRCReturn(rc, rc);
770
771	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
772	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
773	NULL, NULL, NULL,
774	NULL, i_displaySSMSaveScreenshot, NULL,
775	NULL, i_displaySSMLoadScreenshot, NULL, this);
776
777	AssertRCReturn(rc, rc);
778
779	return VINF_SUCCESS;
780	}
781
782	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
783	{
784	Assert(pvCompletion);
785	RTMemFree(pvCompletion);
786	}
787
788	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
789	int Display::i_crOglWindowsShow(bool fShow)
790	{
791	if (!mfCrOglDataHidden == !!fShow)
792	return VINF_SUCCESS;
793
794	if (!mhCrOglSvc)
795	{
796	/* No 3D or the VMSVGA3d kind. */
797	Assert(!mfIsCr3DEnabled);
798	return VERR_INVALID_STATE;
799	}
800
801	VMMDev *pVMMDev = mParent->i_getVMMDev();
802	if (!pVMMDev)
803	{
804	AssertMsgFailed(("no vmmdev\n"));
805	return VERR_INVALID_STATE;
806	}
807
808	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
809	if (!pData)
810	{
811	AssertMsgFailed(("RTMemAlloc failed\n"));
812	return VERR_NO_MEMORY;
813	}
814
815	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
816	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
817
818	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
819	pData->aParms[0].u.uint32 = (uint32_t)fShow;
820
821	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
822	if (RT_SUCCESS(rc))
823	mfCrOglDataHidden = !fShow;
824	else
825	{
826	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
827	RTMemFree(pData);
828	}
829
830	return rc;
831	}
832	#endif
833
834
835	// public methods only for internal purposes
836	/////////////////////////////////////////////////////////////////////////////
837
838	int Display::i_notifyCroglResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, void *pvVRAM)
839	{
840	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
841	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
842	return VINF_SUCCESS; /* nop it */
843
844	if (mfIsCr3DEnabled)
845	{
846	int rc = VERR_INVALID_STATE;
847	if (mhCrOglSvc)
848	{
849	VMMDev *pVMMDev = mParent->i_getVMMDev();
850	if (pVMMDev)
851	{
852	VBOXCRCMDCTL_HGCM *pCtl;
853	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
854	if (pCtl)
855	{
856	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
857	pData->Screen = *pScreen;
858	pData->pvVRAM = pvVRAM;
859
860	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
861	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
862	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
863	pCtl->aParms[0].u.pointer.addr = pData;
864	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
865
866	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
867	if (RT_FAILURE(rc))
868	{
869	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
870	RTMemFree(pCtl);
871	}
872	}
873	else
874	rc = VERR_NO_MEMORY;
875	}
876	}
877
878	return rc;
879	}
880	#endif /* #if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
881	return VINF_SUCCESS;
882	}
883
884	/**
885	* Handles display resize event.
886	*
887	* @param w New display width
888	* @param h New display height
889	*
890	* @thread EMT
891	*/
892	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
893	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
894	{
895	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
896	pvVRAM, w, h, bpp, cbLine, flags));
897
898	if (uScreenId >= mcMonitors)
899	return VINF_SUCCESS;
900
901	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
902
903	/* Reset the update mode. */
904	pFBInfo->updateImage.pSourceBitmap.setNull();
905	pFBInfo->updateImage.pu8Address = NULL;
906	pFBInfo->updateImage.cbLine = 0;
907
908	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
909	{
910	pFBInfo->w = w;
911	pFBInfo->h = h;
912
913	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
914	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
915	pFBInfo->u32LineSize = cbLine;
916	pFBInfo->flags = flags;
917	}
918
919	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
920	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
921	{
922	if (mpDrv)
923	{
924	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
925
926	mpDrv->IConnector.pbData = NULL;
927	mpDrv->IConnector.cbScanline = 0;
928	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
929	mpDrv->IConnector.cx = 0;
930	mpDrv->IConnector.cy = 0;
931	}
932	}
933
934	maFramebuffers[uScreenId].pSourceBitmap.setNull();
935
936	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
937	{
938	HRESULT hr = maFramebuffers[uScreenId].pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /* @todo origin */
939	LogFunc(("NotifyChange hr %08X\n", hr));
940	NOREF(hr);
941	}
942
943	bool fUpdateImage = RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage);
944	if (fUpdateImage && !pFBInfo->pFramebuffer.isNull())
945	{
946	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
947	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
948	if (SUCCEEDED(hr))
949	{
950	BYTE *pAddress = NULL;
951	ULONG ulWidth = 0;
952	ULONG ulHeight = 0;
953	ULONG ulBitsPerPixel = 0;
954	ULONG ulBytesPerLine = 0;
955	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
956
957	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
958	&ulWidth,
959	&ulHeight,
960	&ulBitsPerPixel,
961	&ulBytesPerLine,
962	&bitmapFormat);
963	if (SUCCEEDED(hr))
964	{
965	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
966	pFBInfo->updateImage.pu8Address = pAddress;
967	pFBInfo->updateImage.cbLine = ulBytesPerLine;
968	}
969	}
970	}
971
972	/* Inform the VRDP server about the change of display parameters. */
973	LogRelFlowFunc(("Calling VRDP\n"));
974	mParent->i_consoleVRDPServer()->SendResize();
975
976	/* And re-send the seamless rectangles if necessary. */
977	if (mfSeamlessEnabled)
978	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
979
980	#ifdef VBOX_WITH_VPX
981	videoCaptureScreenChanged(uScreenId);
982	#endif
983
984	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
985
986	return VINF_SUCCESS;
987	}
988
989	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
990	{
991	/* Correct negative x and y coordinates. */
992	if (*px < 0)
993	{
994	px += pw; /* Compute xRight which is also the new width. */
995
996	pw = (px < 0)? 0: *px;
997
998	*px = 0;
999	}
1000
1001	if (*py < 0)
1002	{
1003	py += ph; /* Compute xBottom, which is also the new height. */
1004
1005	ph = (py < 0)? 0: *py;
1006
1007	*py = 0;
1008	}
1009
1010	/* Also check if coords are greater than the display resolution. */
1011	if (px + pw > cx)
1012	{
1013	pw = cx > px? cx - *px: 0;
1014	}
1015
1016	if (py + ph > cy)
1017	{
1018	ph = cy > py? cy - *py: 0;
1019	}
1020	}
1021
1022	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1023	{
1024	/*
1025	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1026	* Safe to use VBVA vars and take the framebuffer lock.
1027	*/
1028
1029	#ifdef DEBUG_sunlover
1030	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1031	uScreenId, x, y, w, h));
1032	#endif /* DEBUG_sunlover */
1033
1034	/* No updates for a disabled guest screen. */
1035	if (maFramebuffers[uScreenId].fDisabled)
1036	return;
1037
1038	/* No updates for a blank guest screen. */
1039	/** @note Disabled for now, as the GUI does not update the picture when we
1040	* first blank. */
1041	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1042	return; */
1043
1044	i_checkCoordBounds(&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1045	maFramebuffers[uScreenId].h);
1046
1047	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1048	if (pFramebuffer != NULL)
1049	{
1050	if (w != 0 && h != 0)
1051	{
1052	bool fUpdateImage = RT_BOOL(maFramebuffers[uScreenId].u32Caps & FramebufferCapabilities_UpdateImage);
1053	if (RT_LIKELY(!fUpdateImage))
1054	{
1055	pFramebuffer->NotifyUpdate(x, y, w, h);
1056	}
1057	else
1058	{
1059	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1060
1061	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1062
1063	if (!pFBInfo->updateImage.pSourceBitmap.isNull())
1064	{
1065	Assert(pFBInfo->updateImage.pu8Address);
1066
1067	size_t cbData = w * h * 4;
1068	com::SafeArray<BYTE> image(cbData);
1069
1070	uint8_t *pu8Dst = image.raw();
1071	const uint8_t pu8Src = pFBInfo->updateImage.pu8Address + pFBInfo->updateImage.cbLine y + x * 4;
1072
1073	int i;
1074	for (i = y; i < y + h; ++i)
1075	{
1076	memcpy(pu8Dst, pu8Src, w * 4);
1077	pu8Dst += w * 4;
1078	pu8Src += pFBInfo->updateImage.cbLine;
1079	}
1080
1081	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1082	}
1083	}
1084	}
1085	}
1086
1087	#ifndef VBOX_WITH_HGSMI
1088	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1089	{
1090	#else
1091	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1092	{
1093	#endif /* VBOX_WITH_HGSMI */
1094	/* When VBVA is enabled, the VRDP server is informed
1095	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1096	* Inform the server here only if VBVA is disabled.
1097	*/
1098	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1099	}
1100	}
1101
1102	void Display::i_updateGuestGraphicsFacility(void)
1103	{
1104	Guest* pGuest = mParent->i_getGuest();
1105	AssertPtrReturnVoid(pGuest);
1106	/* The following is from GuestImpl.cpp. */
1107	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1108	* to move the graphics and seamless capability -> facility translation to
1109	* VMMDev so this could be saved. */
1110	RTTIMESPEC TimeSpecTS;
1111	RTTimeNow(&TimeSpecTS);
1112
1113	if ( mfVMMDevSupportsGraphics
1114	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1115	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1116	VBoxGuestFacilityStatus_Active,
1117	0 /fFlags/, &TimeSpecTS);
1118	else
1119	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1120	VBoxGuestFacilityStatus_Inactive,
1121	0 /fFlags/, &TimeSpecTS);
1122	}
1123
1124	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1125	{
1126	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1127	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1128	return;
1129	mfVMMDevSupportsGraphics = fSupportsGraphics;
1130	i_updateGuestGraphicsFacility();
1131	/* The VMMDev interface notifies the console. */
1132	}
1133
1134	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1135	{
1136	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1137	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1138
1139	mfGuestVBVACapabilities = fNewCapabilities;
1140	if (!fNotify)
1141	return;
1142	i_updateGuestGraphicsFacility();
1143	/* Tell the console about it */
1144	mParent->i_onAdditionsStateChange();
1145	}
1146
1147	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1148	{
1149	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1150
1151	xInputMappingOrigin = xOrigin;
1152	yInputMappingOrigin = yOrigin;
1153	cxInputMapping = cx;
1154	cyInputMapping = cy;
1155
1156	/* Re-send the seamless rectangles if necessary. */
1157	if (mfSeamlessEnabled)
1158	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1159	}
1160
1161	/**
1162	* Returns the upper left and lower right corners of the virtual framebuffer.
1163	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1164	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1165	*/
1166	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1167	int32_t px2, int32_t py2)
1168	{
1169	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1170	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1171
1172	AssertPtrReturnVoid(px1);
1173	AssertPtrReturnVoid(py1);
1174	AssertPtrReturnVoid(px2);
1175	AssertPtrReturnVoid(py2);
1176	LogRelFlowFunc(("\n"));
1177
1178	if (!mpDrv)
1179	return;
1180	/* If VBVA is not in use then this flag will not be set and this
1181	* will still work as it should. */
1182	if (!maFramebuffers[0].fDisabled)
1183	{
1184	x1 = (int32_t)maFramebuffers[0].xOrigin;
1185	y1 = (int32_t)maFramebuffers[0].yOrigin;
1186	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1187	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1188	}
1189	if (cxInputMapping && cyInputMapping)
1190	{
1191	x1 = xInputMappingOrigin;
1192	y1 = yInputMappingOrigin;
1193	x2 = xInputMappingOrigin + cxInputMapping;
1194	y2 = yInputMappingOrigin + cyInputMapping;
1195	}
1196	else
1197	for (unsigned i = 1; i < mcMonitors; ++i)
1198	{
1199	if (!maFramebuffers[i].fDisabled)
1200	{
1201	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1202	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1203	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1204	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1205	}
1206	}
1207	*px1 = x1;
1208	*py1 = y1;
1209	*px2 = x2;
1210	*py2 = y2;
1211	}
1212
1213	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1214	{
1215	/* Do we need this to access mParent? I presume that the safe VM pointer
1216	* ensures that mpDrv will remain valid. */
1217	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1218	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1219	& ~fCapabilitiesRemoved;
1220
1221	Console::SafeVMPtr ptrVM(mParent);
1222	if (!ptrVM.isOk())
1223	return ptrVM.rc();
1224	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1225	return S_OK;
1226	CHECK_CONSOLE_DRV(mpDrv);
1227	alock.release(); /* Release before calling up for lock order reasons. */
1228	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1229	mfHostCursorCapabilities = fHostCursorCapabilities;
1230	return S_OK;
1231	}
1232
1233	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1234	{
1235	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1236	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1237	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1238	xAdj = RT_MIN(xAdj, cxInputMapping);
1239	yAdj = RT_MIN(yAdj, cyInputMapping);
1240
1241	Console::SafeVMPtr ptrVM(mParent);
1242	if (!ptrVM.isOk())
1243	return ptrVM.rc();
1244	CHECK_CONSOLE_DRV(mpDrv);
1245	alock.release(); /* Release before calling up for lock order reasons. */
1246	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1247	return S_OK;
1248	}
1249
1250	static bool displayIntersectRect(RTRECT *prectResult,
1251	const RTRECT *prect1,
1252	const RTRECT *prect2)
1253	{
1254	/* Initialize result to an empty record. */
1255	memset(prectResult, 0, sizeof(RTRECT));
1256
1257	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1258	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1259
1260	if (xLeftResult < xRightResult)
1261	{
1262	/* There is intersection by X. */
1263
1264	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1265	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1266
1267	if (yTopResult < yBottomResult)
1268	{
1269	/* There is intersection by Y. */
1270
1271	prectResult->xLeft = xLeftResult;
1272	prectResult->yTop = yTopResult;
1273	prectResult->xRight = xRightResult;
1274	prectResult->yBottom = yBottomResult;
1275
1276	return true;
1277	}
1278	}
1279
1280	return false;
1281	}
1282
1283	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1284	{
1285	RTRECT *pRectVisibleRegion = NULL;
1286
1287	if (pRect == mpRectVisibleRegion)
1288	return VINF_SUCCESS;
1289	if (cRect != 0)
1290	{
1291	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1292	if (!pRectVisibleRegion)
1293	{
1294	return VERR_NO_MEMORY;
1295	}
1296	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1297	}
1298	if (mpRectVisibleRegion)
1299	RTMemFree(mpRectVisibleRegion);
1300	mcRectVisibleRegion = cRect;
1301	mpRectVisibleRegion = pRectVisibleRegion;
1302	return VINF_SUCCESS;
1303	}
1304
1305	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1306	{
1307	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1308	* sizeof(RTRECT));
1309	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1310	if (!pVisibleRegion)
1311	{
1312	return VERR_NO_TMP_MEMORY;
1313	}
1314	int rc = i_saveVisibleRegion(cRect, pRect);
1315	if (RT_FAILURE(rc))
1316	{
1317	RTMemTmpFree(pVisibleRegion);
1318	return rc;
1319	}
1320
1321	unsigned uScreenId;
1322	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1323	{
1324	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1325
1326	if ( !pFBInfo->pFramebuffer.isNull()
1327	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1328	{
1329	/* Prepare a new array of rectangles which intersect with the framebuffer.
1330	*/
1331	RTRECT rectFramebuffer;
1332	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1333	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1334	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1335	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1336
1337	uint32_t cRectVisibleRegion = 0;
1338
1339	uint32_t i;
1340	for (i = 0; i < cRect; i++)
1341	{
1342	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1343	{
1344	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1345	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1346	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1347	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1348
1349	cRectVisibleRegion++;
1350	}
1351	}
1352	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1353	}
1354	}
1355
1356	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1357	VMMDev *vmmDev = mParent->i_getVMMDev();
1358	if (mfIsCr3DEnabled && vmmDev)
1359	{
1360	if (mhCrOglSvc)
1361	{
1362	VBOXCRCMDCTL_HGCM *pCtl;
1363	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1364	if (pCtl)
1365	{
1366	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1367	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1368
1369	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1370	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1371
1372	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1373	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1374	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1375
1376	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1377	if (!RT_SUCCESS(rc))
1378	{
1379	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1380	RTMemFree(pCtl);
1381	}
1382	}
1383	else
1384	AssertMsgFailed(("failed to allocate rects memory\n"));
1385	}
1386	else
1387	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1388	}
1389	#endif
1390
1391	RTMemTmpFree(pVisibleRegion);
1392
1393	return VINF_SUCCESS;
1394	}
1395
1396	int Display::i_handleQueryVisibleRegion(uint32_t *pcRect, PRTRECT pRect)
1397	{
1398	// @todo Currently not used by the guest and is not implemented in framebuffers. Remove?
1399	return VERR_NOT_SUPPORTED;
1400	}
1401
1402	#ifdef VBOX_WITH_HGSMI
1403	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1404	uint32_t fu32SupportedOrders,
1405	bool fVideoAccelVRDP,
1406	DISPLAYFBINFO *pFBInfo)
1407	{
1408	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1409
1410	if (pFBInfo->pVBVAHostFlags)
1411	{
1412	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1413
1414	if (pFBInfo->fVBVAEnabled)
1415	{
1416	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1417
1418	if (fVideoAccelVRDP)
1419	{
1420	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1421	}
1422	}
1423
1424	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1425	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1426
1427	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1428	}
1429	}
1430
1431	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1432	bool fVideoAccelVRDP,
1433	DISPLAYFBINFO *paFBInfos,
1434	unsigned cFBInfos)
1435	{
1436	unsigned uScreenId;
1437
1438	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1439	{
1440	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1441	}
1442	}
1443	#endif /* VBOX_WITH_HGSMI */
1444
1445	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1446	{
1447	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1448	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1449	if (RT_SUCCESS(rc))
1450	{
1451	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1452	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1453	}
1454	LogFlowFunc(("leave %Rrc\n", rc));
1455	return rc;
1456	}
1457
1458	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1459	{
1460	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1461	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1462	if (RT_SUCCESS(rc))
1463	{
1464	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1465	videoAccelLeaveVGA(&mVideoAccelLegacy);
1466	}
1467	LogFlowFunc(("leave %Rrc\n", rc));
1468	return rc;
1469	}
1470
1471	void Display::VideoAccelFlushVMMDev(void)
1472	{
1473	LogFlowFunc(("enter\n"));
1474	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1475	if (RT_SUCCESS(rc))
1476	{
1477	i_VideoAccelFlush(mpDrv->pUpPort);
1478	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1479	}
1480	LogFlowFunc(("leave\n"));
1481	}
1482
1483	/* Called always by one VRDP server thread. Can be thread-unsafe.
1484	*/
1485	void Display::i_VideoAccelVRDP(bool fEnable)
1486	{
1487	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1488
1489	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1490
1491	int c = fEnable?
1492	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1493	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1494
1495	Assert (c >= 0);
1496
1497	/* This can run concurrently with Display videoaccel state change. */
1498	RTCritSectEnter(&mVideoAccelLock);
1499
1500	if (c == 0)
1501	{
1502	/* The last client has disconnected, and the accel can be
1503	* disabled.
1504	*/
1505	Assert(fEnable == false);
1506
1507	mfVideoAccelVRDP = false;
1508	mfu32SupportedOrders = 0;
1509
1510	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1511	maFramebuffers, mcMonitors);
1512	#ifdef VBOX_WITH_HGSMI
1513	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1514	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1515	#endif /* VBOX_WITH_HGSMI */
1516
1517	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1518	}
1519	else if ( c == 1
1520	&& !mfVideoAccelVRDP)
1521	{
1522	/* The first client has connected. Enable the accel.
1523	*/
1524	Assert(fEnable == true);
1525
1526	mfVideoAccelVRDP = true;
1527	/* Supporting all orders. */
1528	mfu32SupportedOrders = ~0;
1529
1530	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1531	maFramebuffers, mcMonitors);
1532	#ifdef VBOX_WITH_HGSMI
1533	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1534	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1535	#endif /* VBOX_WITH_HGSMI */
1536
1537	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1538	}
1539	else
1540	{
1541	/* A client is connected or disconnected but there is no change in the
1542	* accel state. It remains enabled.
1543	*/
1544	Assert(mfVideoAccelVRDP == true);
1545	}
1546
1547	RTCritSectLeave(&mVideoAccelLock);
1548	}
1549
1550	void Display::i_notifyPowerDown(void)
1551	{
1552	LogRelFlowFunc(("\n"));
1553
1554	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1555
1556	/* Source bitmaps are not available anymore. */
1557	mfSourceBitmapEnabled = false;
1558
1559	alock.release();
1560
1561	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1562	unsigned uScreenId = mcMonitors;
1563	while (uScreenId > 0)
1564	{
1565	--uScreenId;
1566
1567	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1568	if (!pFBInfo->fDisabled)
1569	{
1570	i_handleDisplayResize(uScreenId, 32,
1571	pFBInfo->pu8FramebufferVRAM,
1572	pFBInfo->u32LineSize,
1573	pFBInfo->w,
1574	pFBInfo->h,
1575	pFBInfo->flags);
1576	}
1577	}
1578	}
1579
1580	// Wrapped IDisplay methods
1581	/////////////////////////////////////////////////////////////////////////////
1582	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1583	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1584	{
1585	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1586
1587	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1588
1589	if (aScreenId >= mcMonitors)
1590	return E_INVALIDARG;
1591
1592	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1593
1594	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1595	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1596	guestMonitorStatus = GuestMonitorStatus_Disabled;
1597
1598	if (aWidth)
1599	*aWidth = pFBInfo->w;
1600	if (aHeight)
1601	*aHeight = pFBInfo->h;
1602	if (aBitsPerPixel)
1603	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1604	if (aXOrigin)
1605	*aXOrigin = pFBInfo->xOrigin;
1606	if (aYOrigin)
1607	*aYOrigin = pFBInfo->yOrigin;
1608	if (aGuestMonitorStatus)
1609	*aGuestMonitorStatus = guestMonitorStatus;
1610
1611	return S_OK;
1612	}
1613
1614
1615	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1616	{
1617	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1618
1619	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1620
1621	if (aScreenId >= mcMonitors)
1622	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1623	aScreenId, mcMonitors);
1624
1625	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1626	if (!pFBInfo->pFramebuffer.isNull())
1627	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1628	aScreenId);
1629
1630	pFBInfo->pFramebuffer = aFramebuffer;
1631	pFBInfo->framebufferId.create();
1632	aId = pFBInfo->framebufferId;
1633
1634	SafeArray<FramebufferCapabilities_T> caps;
1635	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1636	pFBInfo->u32Caps = 0;
1637	size_t i;
1638	for (i = 0; i < caps.size(); ++i)
1639	pFBInfo->u32Caps \|= caps[i];
1640
1641	alock.release();
1642
1643	/* The driver might not have been constructed yet */
1644	if (mpDrv)
1645	{
1646	/* Setup the new framebuffer. */
1647	i_handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
1648	pFBInfo->pu8FramebufferVRAM,
1649	pFBInfo->u32LineSize,
1650	pFBInfo->w,
1651	pFBInfo->h,
1652	pFBInfo->flags);
1653	}
1654
1655	Console::SafeVMPtrQuiet ptrVM(mParent);
1656	if (ptrVM.isOk())
1657	{
1658	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1659	if (mfIsCr3DEnabled)
1660	{
1661	VBOXCRCMDCTL_HGCM data;
1662	RT_ZERO(data);
1663	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1664	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1665
1666	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1667	data.aParms[0].u.uint32 = aScreenId;
1668
1669	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1670	AssertRC(vrc);
1671	}
1672	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1673
1674	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1675	3, this, aScreenId, false);
1676	}
1677
1678	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1679	return S_OK;
1680	}
1681
1682	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1683	{
1684	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1685
1686	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1687
1688	if (aScreenId >= mcMonitors)
1689	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1690	aScreenId, mcMonitors);
1691
1692	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1693
1694	if (pFBInfo->framebufferId != aId)
1695	{
1696	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1697	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1698	}
1699
1700	pFBInfo->pFramebuffer.setNull();
1701	pFBInfo->framebufferId.clear();
1702
1703	alock.release();
1704
1705	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1706	Console::SafeVMPtrQuiet ptrVM(mParent);
1707	if (ptrVM.isOk())
1708	{
1709	if (mfIsCr3DEnabled)
1710	{
1711	VBOXCRCMDCTL_HGCM data;
1712	RT_ZERO(data);
1713	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1714	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1715
1716	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1717	data.aParms[0].u.uint32 = aScreenId;
1718
1719	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1720	AssertRC(vrc);
1721	}
1722	}
1723	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1724
1725	return S_OK;
1726	}
1727
1728	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1729	{
1730	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1731
1732	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1733
1734	if (aScreenId >= mcMonitors)
1735	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1736	aScreenId, mcMonitors);
1737
1738	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1739
1740	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1741
1742	return S_OK;
1743	}
1744
1745	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1746	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1747	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1748	{
1749	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1750	{
1751	/* Some of parameters must not change. Query current mode. */
1752	ULONG ulWidth = 0;
1753	ULONG ulHeight = 0;
1754	ULONG ulBitsPerPixel = 0;
1755	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1756	if (FAILED(hr))
1757	return hr;
1758
1759	/* Assign current values to not changing parameters. */
1760	if (aWidth == 0)
1761	aWidth = ulWidth;
1762	if (aHeight == 0)
1763	aHeight = ulHeight;
1764	if (aBitsPerPixel == 0)
1765	aBitsPerPixel = ulBitsPerPixel;
1766	}
1767
1768	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1769
1770	if (aDisplay >= mcMonitors)
1771	return E_INVALIDARG;
1772
1773	CHECK_CONSOLE_DRV(mpDrv);
1774
1775	/*
1776	* It is up to the guest to decide whether the hint is
1777	* valid. Therefore don't do any VRAM sanity checks here.
1778	*/
1779
1780	/* Have to release the lock because the pfnRequestDisplayChange
1781	* will call EMT. */
1782	alock.release();
1783
1784	/* We always send the hint to the graphics card in case the guest enables
1785	* support later. For now we notify exactly when support is enabled. */
1786	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1787	aBitsPerPixel, aDisplay,
1788	aChangeOrigin ? aOriginX : ~0,
1789	aChangeOrigin ? aOriginY : ~0,
1790	RT_BOOL(aEnabled),
1791	mfGuestVBVACapabilities
1792	& VBVACAPS_VIDEO_MODE_HINTS);
1793	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1794	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1795	{
1796	mParent->i_sendACPIMonitorHotPlugEvent();
1797	}
1798
1799	/* We currently never suppress the VMMDev hint if the guest has requested
1800	* it. Specifically the video graphics driver may not be responsible for
1801	* screen positioning in the guest virtual desktop, and the component
1802	* responsible may want to get the hint from VMMDev. */
1803	VMMDev *pVMMDev = mParent->i_getVMMDev();
1804	if (pVMMDev)
1805	{
1806	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1807	if (pVMMDevPort)
1808	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1809	aDisplay, aOriginX, aOriginY,
1810	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1811	}
1812	return S_OK;
1813	}
1814
1815	HRESULT Display::setSeamlessMode(BOOL enabled)
1816	{
1817	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1818
1819	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1820	alock.release();
1821
1822	VMMDev *pVMMDev = mParent->i_getVMMDev();
1823	if (pVMMDev)
1824	{
1825	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1826	if (pVMMDevPort)
1827	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1828	}
1829	mfSeamlessEnabled = RT_BOOL(enabled);
1830
1831	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1832	if (!enabled)
1833	{
1834	VMMDev *vmmDev = mParent->i_getVMMDev();
1835	if (mfIsCr3DEnabled && vmmDev)
1836	{
1837	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1838	if (!pData)
1839	{
1840	AssertMsgFailed(("RTMemAlloc failed\n"));
1841	return VERR_NO_MEMORY;
1842	}
1843
1844	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1845	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1846
1847	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1848	pData->aParms[0].u.pointer.addr = NULL;
1849	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1850
1851	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
1852	if (!RT_SUCCESS(rc))
1853	{
1854	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1855	RTMemFree(pData);
1856	}
1857	}
1858	}
1859	#endif
1860	return S_OK;
1861	}
1862
1863	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1864	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
1865	uint32_t u32Width, uint32_t u32Height)
1866	{
1867	if ( pDisplay->mfIsCr3DEnabled
1868	&& pDisplay->mCrOglCallbacks.pfnHasData
1869	&& pDisplay->mCrOglCallbacks.pfnHasData())
1870	{
1871	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
1872	if (pVMMDev)
1873	{
1874	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
1875	if (pScreenshot)
1876	{
1877	/* screen id or CRSCREEN_ALL to specify all enabled */
1878	pScreenshot->u32Screen = aScreenId;
1879	pScreenshot->u32Width = u32Width;
1880	pScreenshot->u32Height = u32Height;
1881	pScreenshot->u32Pitch = u32Width * 4;
1882	pScreenshot->pvBuffer = pbData;
1883	pScreenshot->pvContext = NULL;
1884	pScreenshot->pfnScreenshotBegin = NULL;
1885	pScreenshot->pfnScreenshotPerform = NULL;
1886	pScreenshot->pfnScreenshotEnd = NULL;
1887
1888	VBOXCRCMDCTL_HGCM data;
1889	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1890	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
1891
1892	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1893	data.aParms[0].u.pointer.addr = pScreenshot;
1894	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
1895
1896	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1897
1898	RTMemFree(pScreenshot);
1899
1900	if (RT_SUCCESS(rc))
1901	return TRUE;
1902	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
1903	/* fall back to the non-3d mechanism */
1904	}
1905	}
1906	}
1907	return FALSE;
1908	}
1909	#endif
1910
1911	/* static */
1912	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
1913	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
1914	{
1915	int rc;
1916	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
1917	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
1918	{
1919	if (pDisplay->mpDrv)
1920	{
1921	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
1922	*pfMemFree = false;
1923	}
1924	else
1925	{
1926	/* No image. */
1927	*ppbData = NULL;
1928	*pcbData = 0;
1929	*pcx = 0;
1930	*pcy = 0;
1931	*pfMemFree = true;
1932	rc = VINF_SUCCESS;
1933	}
1934	}
1935	else if (aScreenId < pDisplay->mcMonitors)
1936	{
1937	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
1938
1939	uint32_t width = pFBInfo->w;
1940	uint32_t height = pFBInfo->h;
1941
1942	/* Allocate 32 bit per pixel bitmap. */
1943	size_t cbRequired = width * 4 * height;
1944
1945	if (cbRequired)
1946	{
1947	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
1948	if (pbDst != NULL)
1949	{
1950	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
1951	{
1952	/* Copy guest VRAM to the allocated 32bpp buffer. */
1953	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
1954	int32_t xSrc = 0;
1955	int32_t ySrc = 0;
1956	uint32_t u32SrcWidth = width;
1957	uint32_t u32SrcHeight = height;
1958	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
1959	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
1960
1961	int32_t xDst = 0;
1962	int32_t yDst = 0;
1963	uint32_t u32DstWidth = u32SrcWidth;
1964	uint32_t u32DstHeight = u32SrcHeight;
1965	uint32_t u32DstLineSize = u32DstWidth * 4;
1966	uint32_t u32DstBitsPerPixel = 32;
1967
1968	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
1969	width, height,
1970	pu8Src,
1971	xSrc, ySrc,
1972	u32SrcWidth, u32SrcHeight,
1973	u32SrcLineSize, u32SrcBitsPerPixel,
1974	pbDst,
1975	xDst, yDst,
1976	u32DstWidth, u32DstHeight,
1977	u32DstLineSize, u32DstBitsPerPixel);
1978	}
1979	else
1980	{
1981	memset(pbDst, 0, cbRequired);
1982	rc = VINF_SUCCESS;
1983	}
1984	if (RT_SUCCESS(rc))
1985	{
1986	*ppbData = pbDst;
1987	*pcbData = cbRequired;
1988	*pcx = width;
1989	*pcy = height;
1990	*pfMemFree = true;
1991	}
1992	else
1993	{
1994	RTMemFree(pbDst);
1995
1996	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
1997	if ( rc == VERR_INVALID_STATE
1998	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
1999	{
2000	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2001	*pfMemFree = false;
2002	}
2003	}
2004	}
2005	else
2006	rc = VERR_NO_MEMORY;
2007	}
2008	else
2009	{
2010	/* No image. */
2011	*ppbData = NULL;
2012	*pcbData = 0;
2013	*pcx = 0;
2014	*pcy = 0;
2015	*pfMemFree = true;
2016	rc = VINF_SUCCESS;
2017	}
2018	}
2019	else
2020	rc = VERR_INVALID_PARAMETER;
2021	return rc;
2022	}
2023
2024	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2025	BYTE *address, ULONG width, ULONG height)
2026	{
2027	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2028	/*
2029	* CrOgl screenshot hook/hack.
2030	*/
2031	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2032	return VINF_SUCCESS;
2033	#endif
2034
2035	uint8_t *pbData = NULL;
2036	size_t cbData = 0;
2037	uint32_t cx = 0;
2038	uint32_t cy = 0;
2039	bool fFreeMem = false;
2040	int vrc = VINF_SUCCESS;
2041
2042	int cRetries = 5;
2043	while (cRetries-- > 0)
2044	{
2045	/* Note! Not sure if the priority call is such a good idea here, but
2046	it would be nice to have an accurate screenshot for the bug
2047	report if the VM deadlocks. */
2048	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2049	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2050	if (vrc != VERR_TRY_AGAIN)
2051	{
2052	break;
2053	}
2054
2055	RTThreadSleep(10);
2056	}
2057
2058	if (RT_SUCCESS(vrc) && pbData)
2059	{
2060	if (cx == width && cy == height)
2061	{
2062	/* No scaling required. */
2063	memcpy(address, pbData, cbData);
2064	}
2065	else
2066	{
2067	/* Scale. */
2068	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2069
2070	uint8_t *dst = address;
2071	uint8_t *src = pbData;
2072	int dstW = width;
2073	int dstH = height;
2074	int srcW = cx;
2075	int srcH = cy;
2076	int iDeltaLine = cx * 4;
2077
2078	BitmapScale32(dst,
2079	dstW, dstH,
2080	src,
2081	iDeltaLine,
2082	srcW, srcH);
2083	}
2084
2085	if (fFreeMem)
2086	RTMemFree(pbData);
2087	else
2088	{
2089	/* This can be called from any thread. */
2090	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2091	}
2092	}
2093
2094	return vrc;
2095	}
2096
2097	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2098	BYTE *aAddress,
2099	ULONG aWidth,
2100	ULONG aHeight,
2101	BitmapFormat_T aBitmapFormat,
2102	ULONG *pcbOut)
2103	{
2104	HRESULT rc = S_OK;
2105
2106	/* Do not allow too small and too large screenshots. This also filters out negative
2107	* values passed as either 'aWidth' or 'aHeight'.
2108	*/
2109	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2110	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2111
2112	if ( aBitmapFormat != BitmapFormat_BGR0
2113	&& aBitmapFormat != BitmapFormat_BGRA
2114	&& aBitmapFormat != BitmapFormat_RGBA
2115	&& aBitmapFormat != BitmapFormat_PNG)
2116	{
2117	return setError(E_NOTIMPL,
2118	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2119	}
2120
2121	Console::SafeVMPtr ptrVM(mParent);
2122	if (!ptrVM.isOk())
2123	return ptrVM.rc();
2124
2125	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2126
2127	if (RT_SUCCESS(vrc))
2128	{
2129	const size_t cbData = aWidth * 4 * aHeight;
2130
2131	/* Most of uncompressed formats. */
2132	*pcbOut = (ULONG)cbData;
2133
2134	if (aBitmapFormat == BitmapFormat_BGR0)
2135	{
2136	/* Do nothing. */
2137	}
2138	else if (aBitmapFormat == BitmapFormat_BGRA)
2139	{
2140	uint32_t pu32 = (uint32_t )aAddress;
2141	size_t cPixels = aWidth * aHeight;
2142	while (cPixels--)
2143	{
2144	*pu32++ \|= UINT32_C(0xFF000000);
2145	}
2146	}
2147	else if (aBitmapFormat == BitmapFormat_RGBA)
2148	{
2149	uint8_t *pu8 = aAddress;
2150	size_t cPixels = aWidth * aHeight;
2151	while (cPixels--)
2152	{
2153	uint8_t u8 = pu8[0];
2154	pu8[0] = pu8[2];
2155	pu8[2] = u8;
2156	pu8[3] = 0xFF;
2157
2158	pu8 += 4;
2159	}
2160	}
2161	else if (aBitmapFormat == BitmapFormat_PNG)
2162	{
2163	uint8_t *pu8PNG = NULL;
2164	uint32_t cbPNG = 0;
2165	uint32_t cxPNG = 0;
2166	uint32_t cyPNG = 0;
2167
2168	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2169	if (RT_SUCCESS(vrc))
2170	{
2171	if (cbPNG <= cbData)
2172	{
2173	memcpy(aAddress, pu8PNG, cbPNG);
2174	*pcbOut = cbPNG;
2175	}
2176	else
2177	{
2178	rc = setError(E_FAIL,
2179	tr("PNG is larger than 32bpp bitmap"));
2180	}
2181	}
2182	else
2183	{
2184	rc = setError(VBOX_E_IPRT_ERROR,
2185	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2186	}
2187	RTMemFree(pu8PNG);
2188	}
2189	}
2190	else if (vrc == VERR_TRY_AGAIN)
2191	rc = setError(E_UNEXPECTED,
2192	tr("Screenshot is not available at this time"));
2193	else if (RT_FAILURE(vrc))
2194	rc = setError(VBOX_E_IPRT_ERROR,
2195	tr("Could not take a screenshot (%Rrc)"), vrc);
2196
2197	return rc;
2198	}
2199
2200	HRESULT Display::takeScreenShot(ULONG aScreenId,
2201	BYTE *aAddress,
2202	ULONG aWidth,
2203	ULONG aHeight,
2204	BitmapFormat_T aBitmapFormat)
2205	{
2206	HRESULT rc = S_OK;
2207
2208	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2209	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2210
2211	ULONG cbOut = 0;
2212	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2213	NOREF(cbOut);
2214
2215	LogRelFlowFunc(("%Rhrc\n", rc));
2216	return rc;
2217	}
2218
2219	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2220	ULONG aWidth,
2221	ULONG aHeight,
2222	BitmapFormat_T aBitmapFormat,
2223	std::vector<BYTE> &aScreenData)
2224	{
2225	HRESULT rc = S_OK;
2226
2227	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2228	aScreenId, aWidth, aHeight, aBitmapFormat));
2229
2230	/* Do not allow too small and too large screenshots. This also filters out negative
2231	* values passed as either 'aWidth' or 'aHeight'.
2232	*/
2233	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2234	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2235
2236	const size_t cbData = aWidth * 4 * aHeight;
2237	aScreenData.resize(cbData);
2238
2239	ULONG cbOut = 0;
2240	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2241	if (FAILED(rc))
2242	cbOut = 0;
2243
2244	aScreenData.resize(cbOut);
2245
2246	LogRelFlowFunc(("%Rhrc\n", rc));
2247	return rc;
2248	}
2249
2250
2251	int Display::i_VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2252	{
2253	#ifdef VBOX_WITH_VPX
2254	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2255	for (unsigned i = 0; i < Screens.size(); i++)
2256	{
2257	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(Screens[i]);
2258
2259	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2260
2261	if (fChanged && i < mcMonitors)
2262	videoCaptureScreenChanged(i);
2263
2264	}
2265	return VINF_SUCCESS;
2266	#else
2267	return VERR_NOT_IMPLEMENTED;
2268	#endif
2269	}
2270
2271	/**
2272	* Start video capturing. Does nothing if capturing is already active.
2273	*/
2274	int Display::i_VideoCaptureStart()
2275	{
2276	#ifdef VBOX_WITH_VPX
2277	if (VideoRecIsEnabled(mpVideoRecCtx))
2278	return VINF_SUCCESS;
2279
2280	int rc = VideoRecContextCreate(&mpVideoRecCtx, mcMonitors);
2281	if (RT_FAILURE(rc))
2282	{
2283	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2284	return rc;
2285	}
2286	ComPtr<IMachine> pMachine = mParent->i_machine();
2287	com::SafeArray<BOOL> screens;
2288	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2289	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2290	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2291	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2292	ULONG ulWidth;
2293	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2294	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2295	ULONG ulHeight;
2296	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2297	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2298	ULONG ulRate;
2299	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2300	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2301	ULONG ulFPS;
2302	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2303	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2304	BSTR strFile;
2305	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2306	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2307	ULONG ulMaxTime;
2308	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2309	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2310	ULONG ulMaxSize;
2311	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2312	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2313	BSTR strOptions;
2314	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2315	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2316
2317	RTTIMESPEC ts;
2318	RTTimeNow(&ts);
2319	RTTIME time;
2320	RTTimeExplode(&time, &ts);
2321	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2322	{
2323	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2324	char *pszSuff = RTPathSuffix(pszAbsPath);
2325	if (pszSuff)
2326	pszSuff = RTStrDup(pszSuff);
2327	RTPathStripSuffix(pszAbsPath);
2328	if (!pszAbsPath)
2329	rc = VERR_INVALID_PARAMETER;
2330	if (!pszSuff)
2331	pszSuff = RTStrDup(".webm");
2332	char *pszName = NULL;
2333	if (RT_SUCCESS(rc))
2334	{
2335	if (mcMonitors > 1)
2336	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2337	else
2338	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2339	}
2340	if (RT_SUCCESS(rc))
2341	{
2342	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
2343	pszName, ulWidth, ulHeight,
2344	ulRate, ulFPS, ulMaxTime,
2345	ulMaxSize, com::Utf8Str(strOptions).c_str());
2346	if (rc == VERR_ALREADY_EXISTS)
2347	{
2348	RTStrFree(pszName);
2349	pszName = NULL;
2350
2351	if (mcMonitors > 1)
2352	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2353	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2354	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2355	uScreen+1, pszSuff);
2356	else
2357	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2358	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2359	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2360	pszSuff);
2361	if (RT_SUCCESS(rc))
2362	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
2363	pszName, ulWidth, ulHeight, ulRate,
2364	ulFPS, ulMaxTime,
2365	ulMaxSize, com::Utf8Str(strOptions).c_str());
2366	}
2367	}
2368
2369	if (RT_SUCCESS(rc))
2370	{
2371	LogRel(("Display::VideoCaptureStart: WebM/VP8 video recording screen #%u with %ux%u @ %u kbps, %u fps to '%s' "
2372	"enabled\n", uScreen, ulWidth, ulHeight, ulRate, ulFPS, pszName));
2373
2374	videoCaptureScreenChanged(uScreen);
2375	}
2376	else
2377	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u (%Rrc)!\n", uScreen, rc));
2378	RTStrFree(pszName);
2379	RTStrFree(pszSuff);
2380	RTStrFree(pszAbsPath);
2381	}
2382	return rc;
2383	#else
2384	return VERR_NOT_IMPLEMENTED;
2385	#endif
2386	}
2387
2388	/**
2389	* Stop video capturing. Does nothing if video capturing is not active.
2390	*/
2391	void Display::i_VideoCaptureStop()
2392	{
2393	#ifdef VBOX_WITH_VPX
2394	if (VideoRecIsEnabled(mpVideoRecCtx))
2395	LogRel(("Display::VideoCaptureStop: WebM/VP8 video recording stopped\n"));
2396	VideoRecContextClose(mpVideoRecCtx);
2397	mpVideoRecCtx = NULL;
2398
2399	unsigned uScreenId;
2400	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2401	videoCaptureScreenChanged(uScreenId);
2402	#endif
2403	}
2404
2405	#ifdef VBOX_WITH_VPX
2406	void Display::videoCaptureScreenChanged(unsigned uScreenId)
2407	{
2408	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2409
2410	if (VideoRecIsEnabled(mpVideoRecCtx) && maVideoRecEnabled[uScreenId])
2411	{
2412	/* Get a new source bitmap which will be used by video capture code. */
2413	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2414	}
2415
2416	int rc = RTCritSectEnter(&mVideoCaptureLock);
2417	if (RT_SUCCESS(rc))
2418	{
2419	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2420	RTCritSectLeave(&mVideoCaptureLock);
2421	}
2422	}
2423	#endif
2424
2425	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2426	ULONG x, ULONG y, ULONG width, ULONG height)
2427	{
2428	int rc = VINF_SUCCESS;
2429
2430	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2431
2432	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2433	{
2434	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2435	}
2436	else if (aScreenId < pDisplay->mcMonitors)
2437	{
2438	/* Copy the bitmap to the guest VRAM. */
2439	const uint8_t *pu8Src = address;
2440	int32_t xSrc = 0;
2441	int32_t ySrc = 0;
2442	uint32_t u32SrcWidth = width;
2443	uint32_t u32SrcHeight = height;
2444	uint32_t u32SrcLineSize = width * 4;
2445	uint32_t u32SrcBitsPerPixel = 32;
2446
2447	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2448	int32_t xDst = x;
2449	int32_t yDst = y;
2450	uint32_t u32DstWidth = pFBInfo->w;
2451	uint32_t u32DstHeight = pFBInfo->h;
2452	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2453	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2454
2455	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2456	width, height,
2457	pu8Src,
2458	xSrc, ySrc,
2459	u32SrcWidth, u32SrcHeight,
2460	u32SrcLineSize, u32SrcBitsPerPixel,
2461	pu8Dst,
2462	xDst, yDst,
2463	u32DstWidth, u32DstHeight,
2464	u32DstLineSize, u32DstBitsPerPixel);
2465	if (RT_SUCCESS(rc))
2466	{
2467	if (!pFBInfo->pSourceBitmap.isNull())
2468	{
2469	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2470	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2471	*/
2472	if ( pFBInfo->fDefaultFormat
2473	&& !pFBInfo->fDisabled)
2474	{
2475	BYTE *pAddress = NULL;
2476	ULONG ulWidth = 0;
2477	ULONG ulHeight = 0;
2478	ULONG ulBitsPerPixel = 0;
2479	ULONG ulBytesPerLine = 0;
2480	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2481
2482	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2483	&ulWidth,
2484	&ulHeight,
2485	&ulBitsPerPixel,
2486	&ulBytesPerLine,
2487	&bitmapFormat);
2488	if (SUCCEEDED(hrc))
2489	{
2490	pu8Src = pFBInfo->pu8FramebufferVRAM;
2491	xSrc = x;
2492	ySrc = y;
2493	u32SrcWidth = pFBInfo->w;
2494	u32SrcHeight = pFBInfo->h;
2495	u32SrcLineSize = pFBInfo->u32LineSize;
2496	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2497
2498	/* Default format is 32 bpp. */
2499	pu8Dst = pAddress;
2500	xDst = xSrc;
2501	yDst = ySrc;
2502	u32DstWidth = u32SrcWidth;
2503	u32DstHeight = u32SrcHeight;
2504	u32DstLineSize = u32DstWidth * 4;
2505	u32DstBitsPerPixel = 32;
2506
2507	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2508	width, height,
2509	pu8Src,
2510	xSrc, ySrc,
2511	u32SrcWidth, u32SrcHeight,
2512	u32SrcLineSize, u32SrcBitsPerPixel,
2513	pu8Dst,
2514	xDst, yDst,
2515	u32DstWidth, u32DstHeight,
2516	u32DstLineSize, u32DstBitsPerPixel);
2517	}
2518	}
2519	}
2520
2521	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2522	}
2523	}
2524	else
2525	{
2526	rc = VERR_INVALID_PARAMETER;
2527	}
2528
2529	if (RT_SUCCESS(rc))
2530	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2531
2532	return rc;
2533	}
2534
2535	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2536	{
2537	/// @todo (r=dmik) this function may take too long to complete if the VM
2538	// is doing something like saving state right now. Which, in case if it
2539	// is called on the GUI thread, will make it unresponsive. We should
2540	// check the machine state here (by enclosing the check and VMRequCall
2541	// within the Console lock to make it atomic).
2542
2543	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2544	(void *)aAddress, aX, aY, aWidth, aHeight));
2545
2546	CheckComArgExpr(aWidth, aWidth != 0);
2547	CheckComArgExpr(aHeight, aHeight != 0);
2548
2549	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2550
2551	CHECK_CONSOLE_DRV(mpDrv);
2552
2553	Console::SafeVMPtr ptrVM(mParent);
2554	if (!ptrVM.isOk())
2555	return ptrVM.rc();
2556
2557	/* Release lock because the call scheduled on EMT may also try to take it. */
2558	alock.release();
2559
2560	/*
2561	* Again we're lazy and make the graphics device do all the
2562	* dirty conversion work.
2563	*/
2564	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2565	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2566
2567	/*
2568	* If the function returns not supported, we'll have to do all the
2569	* work ourselves using the framebuffer.
2570	*/
2571	HRESULT rc = S_OK;
2572	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2573	{
2574	/** @todo implement generic fallback for screen blitting. */
2575	rc = E_NOTIMPL;
2576	}
2577	else if (RT_FAILURE(rcVBox))
2578	rc = setError(VBOX_E_IPRT_ERROR,
2579	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2580	//@todo
2581	// else
2582	// {
2583	// /* All ok. Redraw the screen. */
2584	// handleDisplayUpdate(x, y, width, height);
2585	// }
2586
2587	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2588	return rc;
2589	}
2590
2591	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2592	{
2593	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2594
2595	unsigned uScreenId;
2596	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2597	{
2598	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2599
2600	if ( !pFBInfo->fVBVAEnabled
2601	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2602	{
2603	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2604	}
2605	else
2606	{
2607	if (!pFBInfo->fDisabled)
2608	{
2609	/* Render complete VRAM screen to the framebuffer.
2610	* When framebuffer uses VRAM directly, just notify it to update.
2611	*/
2612	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2613	{
2614	BYTE *pAddress = NULL;
2615	ULONG ulWidth = 0;
2616	ULONG ulHeight = 0;
2617	ULONG ulBitsPerPixel = 0;
2618	ULONG ulBytesPerLine = 0;
2619	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2620
2621	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2622	&ulWidth,
2623	&ulHeight,
2624	&ulBitsPerPixel,
2625	&ulBytesPerLine,
2626	&bitmapFormat);
2627	if (SUCCEEDED(hrc))
2628	{
2629	uint32_t width = pFBInfo->w;
2630	uint32_t height = pFBInfo->h;
2631
2632	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2633	int32_t xSrc = 0;
2634	int32_t ySrc = 0;
2635	uint32_t u32SrcWidth = pFBInfo->w;
2636	uint32_t u32SrcHeight = pFBInfo->h;
2637	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2638	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2639
2640	/* Default format is 32 bpp. */
2641	uint8_t *pu8Dst = pAddress;
2642	int32_t xDst = xSrc;
2643	int32_t yDst = ySrc;
2644	uint32_t u32DstWidth = u32SrcWidth;
2645	uint32_t u32DstHeight = u32SrcHeight;
2646	uint32_t u32DstLineSize = u32DstWidth * 4;
2647	uint32_t u32DstBitsPerPixel = 32;
2648
2649	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2650	* implies resize of Framebuffer is in progress and
2651	* copyrect should not be called.
2652	*/
2653	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2654	{
2655	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2656	width, height,
2657	pu8Src,
2658	xSrc, ySrc,
2659	u32SrcWidth, u32SrcHeight,
2660	u32SrcLineSize, u32SrcBitsPerPixel,
2661	pu8Dst,
2662	xDst, yDst,
2663	u32DstWidth, u32DstHeight,
2664	u32DstLineSize, u32DstBitsPerPixel);
2665	}
2666	}
2667	}
2668
2669	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2670	}
2671	}
2672	if (!fUpdateAll)
2673	break;
2674	}
2675	LogRelFlowFunc(("done\n"));
2676	return VINF_SUCCESS;
2677	}
2678
2679	/**
2680	* Does a full invalidation of the VM display and instructs the VM
2681	* to update it immediately.
2682	*
2683	* @returns COM status code
2684	*/
2685
2686	HRESULT Display::invalidateAndUpdate()
2687	{
2688	LogRelFlowFunc(("\n"));
2689
2690	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2691
2692	CHECK_CONSOLE_DRV(mpDrv);
2693
2694	Console::SafeVMPtr ptrVM(mParent);
2695	if (!ptrVM.isOk())
2696	return ptrVM.rc();
2697
2698	HRESULT rc = S_OK;
2699
2700	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2701
2702	/* Have to release the lock when calling EMT. */
2703	alock.release();
2704
2705	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2706	3, this, 0, true);
2707	alock.acquire();
2708
2709	if (RT_FAILURE(rcVBox))
2710	rc = setError(VBOX_E_IPRT_ERROR,
2711	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2712
2713	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2714	return rc;
2715	}
2716
2717	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2718	{
2719	LogRelFlowFunc(("\n"));
2720
2721	HRESULT rc = S_OK;
2722
2723	Console::SafeVMPtr ptrVM(mParent);
2724	if (!ptrVM.isOk())
2725	return ptrVM.rc();
2726
2727	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2728	3, this, aScreenId, false);
2729	if (RT_FAILURE(rcVBox))
2730	rc = setError(VBOX_E_IPRT_ERROR,
2731	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2732
2733	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2734	return rc;
2735	}
2736
2737	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2738	{
2739	#ifdef VBOX_WITH_VIDEOHWACCEL
2740	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
2741	return S_OK;
2742	#else
2743	return E_NOTIMPL;
2744	#endif
2745	}
2746
2747	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2748	{
2749	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2750
2751	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2752	if (mfIsCr3DEnabled)
2753	{
2754	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2755	if (RT_FAILURE(rc))
2756	{
2757	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2758	pFb->pendingViewportInfo.fPending = true;
2759	pFb->pendingViewportInfo.x = aX;
2760	pFb->pendingViewportInfo.y = aY;
2761	pFb->pendingViewportInfo.width = aWidth;
2762	pFb->pendingViewportInfo.height = aHeight;
2763	}
2764	}
2765	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2766
2767	/* The driver might not have been constructed yet */
2768	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2769	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2770
2771	return S_OK;
2772	}
2773
2774	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2775	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2776	{
2777	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2778
2779	Console::SafeVMPtr ptrVM(mParent);
2780	if (!ptrVM.isOk())
2781	return ptrVM.rc();
2782
2783	bool fSetRenderVRAM = false;
2784	bool fInvalidate = false;
2785
2786	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2787
2788	if (aScreenId >= mcMonitors)
2789	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
2790	aScreenId, mcMonitors);
2791
2792	if (!mfSourceBitmapEnabled)
2793	{
2794	aDisplaySourceBitmap = NULL;
2795	return E_FAIL;
2796	}
2797
2798	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2799
2800	/* No source bitmap for a blank guest screen. */
2801	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
2802	{
2803	aDisplaySourceBitmap = NULL;
2804	return E_FAIL;
2805	}
2806
2807	HRESULT hr = S_OK;
2808
2809	if (pFBInfo->pSourceBitmap.isNull())
2810	{
2811	/* Create a new object. */
2812	ComObjPtr<DisplaySourceBitmap> obj;
2813	hr = obj.createObject();
2814	if (SUCCEEDED(hr))
2815	hr = obj->init(this, aScreenId, pFBInfo);
2816
2817	if (SUCCEEDED(hr))
2818	{
2819	bool fDefaultFormat = !obj->i_usesVRAM();
2820
2821	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2822	{
2823	/* Start buffer updates. */
2824	BYTE *pAddress = NULL;
2825	ULONG ulWidth = 0;
2826	ULONG ulHeight = 0;
2827	ULONG ulBitsPerPixel = 0;
2828	ULONG ulBytesPerLine = 0;
2829	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2830
2831	obj->QueryBitmapInfo(&pAddress,
2832	&ulWidth,
2833	&ulHeight,
2834	&ulBitsPerPixel,
2835	&ulBytesPerLine,
2836	&bitmapFormat);
2837
2838	mpDrv->IConnector.pbData = pAddress;
2839	mpDrv->IConnector.cbScanline = ulBytesPerLine;
2840	mpDrv->IConnector.cBits = ulBitsPerPixel;
2841	mpDrv->IConnector.cx = ulWidth;
2842	mpDrv->IConnector.cy = ulHeight;
2843
2844	fSetRenderVRAM = fDefaultFormat;
2845	}
2846
2847	/* Make sure that the bitmap contains the latest image. */
2848	fInvalidate = fDefaultFormat;
2849
2850	pFBInfo->pSourceBitmap = obj;
2851	pFBInfo->fDefaultFormat = fDefaultFormat;
2852	}
2853	}
2854
2855	if (SUCCEEDED(hr))
2856	{
2857	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
2858	}
2859
2860	/* Leave the IDisplay lock because the VGA device must not be called under it. */
2861	alock.release();
2862
2863	if (SUCCEEDED(hr))
2864	{
2865	if (fSetRenderVRAM)
2866	{
2867	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
2868	}
2869
2870	if (fInvalidate)
2871	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2872	3, this, aScreenId, false);
2873	}
2874
2875	LogRelFlowFunc(("%Rhrc\n", hr));
2876	return hr;
2877	}
2878
2879	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
2880	{
2881	NOREF(aGuestScreenLayout);
2882	return E_NOTIMPL;
2883	}
2884
2885	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
2886	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
2887	{
2888	NOREF(aScreenLayoutMode);
2889	NOREF(aGuestScreenInfo);
2890	return E_NOTIMPL;
2891	}
2892
2893	// wrapped IEventListener method
2894	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
2895	{
2896	VBoxEventType_T aType = VBoxEventType_Invalid;
2897
2898	aEvent->COMGETTER(Type)(&aType);
2899	switch (aType)
2900	{
2901	case VBoxEventType_OnStateChanged:
2902	{
2903	ComPtr<IStateChangedEvent> scev = aEvent;
2904	Assert(scev);
2905	MachineState_T machineState;
2906	scev->COMGETTER(State)(&machineState);
2907	if ( machineState == MachineState_Running
2908	\|\| machineState == MachineState_Teleporting
2909	\|\| machineState == MachineState_LiveSnapshotting
2910	\|\| machineState == MachineState_DeletingSnapshotOnline
2911	)
2912	{
2913	LogRelFlowFunc(("Machine is running.\n"));
2914
2915	#ifdef VBOX_WITH_CROGL
2916	i_crOglWindowsShow(true);
2917	#endif
2918	}
2919	else
2920	{
2921	#ifdef VBOX_WITH_CROGL
2922	if (machineState == MachineState_Paused)
2923	i_crOglWindowsShow(false);
2924	#endif
2925	}
2926	break;
2927	}
2928	default:
2929	AssertFailed();
2930	}
2931
2932	return S_OK;
2933	}
2934
2935
2936	// private methods
2937	/////////////////////////////////////////////////////////////////////////////
2938
2939	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2940	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
2941	{
2942	VMMDev *pVMMDev = mParent->i_getVMMDev();
2943	if (!pVMMDev)
2944	return VERR_INVALID_STATE;
2945
2946	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
2947	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
2948
2949	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2950	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
2951
2952	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2953	pData->aParms[0].u.uint32 = aScreenId;
2954
2955	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
2956	pData->aParms[1].u.uint32 = x;
2957
2958	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
2959	pData->aParms[2].u.uint32 = y;
2960
2961	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
2962	pData->aParms[3].u.uint32 = width;
2963
2964	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
2965	pData->aParms[4].u.uint32 = height;
2966
2967	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
2968	}
2969	#endif
2970
2971	#ifdef VBOX_WITH_CRHGSMI
2972	void Display::i_setupCrHgsmiData(void)
2973	{
2974	VMMDev *pVMMDev = mParent->i_getVMMDev();
2975	Assert(pVMMDev);
2976	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
2977	AssertRC(rc);
2978
2979	if (pVMMDev)
2980	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
2981	else
2982	rc = VERR_GENERAL_FAILURE;
2983
2984	if (RT_SUCCESS(rc))
2985	{
2986	Assert(mhCrOglSvc);
2987	/* setup command completion callback */
2988	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
2989	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
2990	Completion.Hdr.cbCmd = sizeof(Completion);
2991	Completion.hCompletion = mpDrv->pVBVACallbacks;
2992	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
2993
2994	VBOXHGCMSVCPARM parm;
2995	parm.type = VBOX_HGCM_SVC_PARM_PTR;
2996	parm.u.pointer.addr = &Completion;
2997	parm.u.pointer.size = 0;
2998
2999	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3000	if (RT_SUCCESS(rc))
3001	mCrOglCallbacks = Completion.MainInterface;
3002	else
3003	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3004	}
3005
3006	if (RT_FAILURE(rc))
3007	mhCrOglSvc = NULL;
3008
3009	RTCritSectRwLeaveExcl(&mCrOglLock);
3010	}
3011
3012	void Display::i_destructCrHgsmiData(void)
3013	{
3014	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3015	AssertRC(rc);
3016	mhCrOglSvc = NULL;
3017	RTCritSectRwLeaveExcl(&mCrOglLock);
3018	}
3019	#endif /* VBOX_WITH_CRHGSMI */
3020
3021	/**
3022	* Handle display resize event issued by the VGA device for the primary screen.
3023	*
3024	* @see PDMIDISPLAYCONNECTOR::pfnResize
3025	*/
3026	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3027	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3028	{
3029	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3030	Display *pThis = pDrv->pDisplay;
3031
3032	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3033	bpp, pvVRAM, cbLine, cx, cy));
3034
3035	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3036	if (!f)
3037	{
3038	/* This is a result of recursive call when the source bitmap is being updated
3039	* during a VGA resize. Tell the VGA device to ignore the call.
3040	*
3041	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3042	* fail on resize.
3043	*/
3044	LogRel(("displayResizeCallback: already processing\n"));
3045	return VINF_VGA_RESIZE_IN_PROGRESS;
3046	}
3047
3048	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3049
3050	/* Restore the flag. */
3051	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3052	AssertRelease(f);
3053
3054	return rc;
3055	}
3056
3057	/**
3058	* Handle display update.
3059	*
3060	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3061	*/
3062	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3063	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3064	{
3065	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3066
3067	#ifdef DEBUG_sunlover
3068	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3069	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3070	#endif /* DEBUG_sunlover */
3071
3072	/* This call does update regardless of VBVA status.
3073	* But in VBVA mode this is called only as result of
3074	* pfnUpdateDisplayAll in the VGA device.
3075	*/
3076
3077	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3078	}
3079
3080	/**
3081	* Periodic display refresh callback.
3082	*
3083	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3084	* @thread EMT
3085	*/
3086	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3087	{
3088	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3089
3090	#ifdef DEBUG_sunlover_2
3091	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3092	pDrv->pDisplay->mfVideoAccelEnabled));
3093	#endif /* DEBUG_sunlover_2 */
3094
3095	Display *pDisplay = pDrv->pDisplay;
3096	unsigned uScreenId;
3097
3098	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3099	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3100	{
3101	if (rc == VWRN_INVALID_STATE)
3102	{
3103	/* No VBVA do a display update. */
3104	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3105	}
3106
3107	/* Inform the VRDP server that the current display update sequence is
3108	* completed. At this moment the framebuffer memory contains a definite
3109	* image, that is synchronized with the orders already sent to VRDP client.
3110	* The server can now process redraw requests from clients or initial
3111	* fullscreen updates for new clients.
3112	*/
3113	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3114	{
3115	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3116	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3117	}
3118	}
3119
3120	#ifdef VBOX_WITH_VPX
3121	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3122	{
3123	do {
3124	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3125	if (pDisplay->mfIsCr3DEnabled)
3126	{
3127	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3128	{
3129	if ( pDisplay->mCrOglCallbacks.pfnHasData
3130	&& pDisplay->mCrOglCallbacks.pfnHasData())
3131	{
3132	/* submit */
3133	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3134
3135	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3136	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3137
3138	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3139	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3140	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3141	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3142	if (RT_SUCCESS(rc))
3143	break;
3144	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3145	}
3146
3147	/* no 3D data available, or error has occured,
3148	* go the straight way */
3149	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3150	}
3151	else
3152	{
3153	/* record request is still in progress, don't do anything */
3154	break;
3155	}
3156	}
3157	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3158
3159	uint64_t u64Now = RTTimeProgramMilliTS();
3160	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3161	{
3162	if (!pDisplay->maVideoRecEnabled[uScreenId])
3163	continue;
3164
3165	if (VideoRecIsFull(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3166	{
3167	pDisplay->i_VideoCaptureStop();
3168	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3169	break;
3170	}
3171
3172	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3173	if (!pFBInfo->fDisabled)
3174	{
3175	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3176	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3177	if (RT_SUCCESS(rc2))
3178	{
3179	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3180	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3181	}
3182
3183	if (!pSourceBitmap.isNull())
3184	{
3185	BYTE *pbAddress = NULL;
3186	ULONG ulWidth = 0;
3187	ULONG ulHeight = 0;
3188	ULONG ulBitsPerPixel = 0;
3189	ULONG ulBytesPerLine = 0;
3190	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3191	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3192	&ulWidth,
3193	&ulHeight,
3194	&ulBitsPerPixel,
3195	&ulBytesPerLine,
3196	&bitmapFormat);
3197	if (SUCCEEDED(hr) && pbAddress)
3198	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3199	BitmapFormat_BGR,
3200	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3201	pbAddress, u64Now);
3202	else
3203	rc = VERR_NOT_SUPPORTED;
3204
3205	pSourceBitmap.setNull();
3206	}
3207	else
3208	rc = VERR_NOT_SUPPORTED;
3209
3210	if (rc == VINF_TRY_AGAIN)
3211	break;
3212	}
3213	}
3214	} while (0);
3215	}
3216	#endif /* VBOX_WITH_VPX */
3217
3218	#ifdef DEBUG_sunlover_2
3219	LogFlowFunc(("leave\n"));
3220	#endif /* DEBUG_sunlover_2 */
3221	}
3222
3223	/**
3224	* Reset notification
3225	*
3226	* @see PDMIDISPLAYCONNECTOR::pfnReset
3227	*/
3228	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3229	{
3230	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3231
3232	LogRelFlowFunc(("\n"));
3233
3234	/* Disable VBVA mode. */
3235	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3236	}
3237
3238	/**
3239	* LFBModeChange notification
3240	*
3241	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3242	*/
3243	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3244	{
3245	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3246
3247	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3248
3249	NOREF(fEnabled);
3250
3251	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3252	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3253	}
3254
3255	/**
3256	* Adapter information change notification.
3257	*
3258	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3259	*/
3260	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3261	uint32_t u32VRAMSize)
3262	{
3263	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3264	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3265	}
3266
3267	/**
3268	* Display information change notification.
3269	*
3270	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3271	*/
3272	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3273	void *pvVRAM, unsigned uScreenId)
3274	{
3275	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3276	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3277	}
3278
3279	#ifdef VBOX_WITH_VIDEOHWACCEL
3280
3281	#ifndef S_FALSE
3282	# define S_FALSE ((HRESULT)1L)
3283	#endif
3284
3285	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3286	{
3287	unsigned id = (unsigned)pCommand->iDisplay;
3288	if (id >= mcMonitors)
3289	return VERR_INVALID_PARAMETER;
3290
3291	ComPtr<IFramebuffer> pFramebuffer;
3292	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3293	pFramebuffer = maFramebuffers[id].pFramebuffer;
3294	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3295	arlock.release();
3296
3297	if (pFramebuffer == NULL \|\| !fVHWASupported)
3298	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3299
3300	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3301	if (hr == S_FALSE)
3302	return VINF_SUCCESS;
3303	else if (SUCCEEDED(hr))
3304	return VINF_CALLBACK_RETURN;
3305	else if (hr == E_ACCESSDENIED)
3306	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3307	else if (hr == E_NOTIMPL)
3308	return VERR_NOT_IMPLEMENTED;
3309	return VERR_GENERAL_FAILURE;
3310	}
3311
3312	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3313	{
3314	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3315
3316	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3317	}
3318	#endif
3319
3320	#ifdef VBOX_WITH_CRHGSMI
3321	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3322	{
3323	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3324	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3325	}
3326
3327	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3328	{
3329	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3330	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3331	}
3332
3333	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3334	{
3335	int rc = VERR_NOT_SUPPORTED;
3336	VBOXHGCMSVCPARM parm;
3337	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3338	parm.u.pointer.addr = pCmd;
3339	parm.u.pointer.size = cbCmd;
3340
3341	if (mhCrOglSvc)
3342	{
3343	VMMDev *pVMMDev = mParent->i_getVMMDev();
3344	if (pVMMDev)
3345	{
3346	/* no completion callback is specified with this call,
3347	* the CrOgl code will complete the CrHgsmi command once it processes it */
3348	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3349	AssertRC(rc);
3350	if (RT_SUCCESS(rc))
3351	return;
3352	}
3353	else
3354	rc = VERR_INVALID_STATE;
3355	}
3356
3357	/* we are here because something went wrong with command processing, complete it */
3358	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3359	}
3360
3361	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3362	{
3363	int rc = VERR_NOT_SUPPORTED;
3364	VBOXHGCMSVCPARM parm;
3365	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3366	parm.u.pointer.addr = pCtl;
3367	parm.u.pointer.size = cbCtl;
3368
3369	if (mhCrOglSvc)
3370	{
3371	VMMDev *pVMMDev = mParent->i_getVMMDev();
3372	if (pVMMDev)
3373	{
3374	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3375	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3376	Display::i_displayCrHgsmiControlCompletion, this);
3377	AssertRC(rc);
3378	if (RT_SUCCESS(rc))
3379	{
3380	if (fCheckPendingViewport)
3381	{
3382	ULONG ul;
3383	for (ul = 0; ul < mcMonitors; ul++)
3384	{
3385	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3386	if (!pFb->pendingViewportInfo.fPending)
3387	continue;
3388
3389	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3390	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3391	if (RT_SUCCESS(rc))
3392	pFb->pendingViewportInfo.fPending = false;
3393	else
3394	{
3395	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3396	rc = VINF_SUCCESS;
3397	}
3398	}
3399	}
3400	return;
3401	}
3402	}
3403	else
3404	rc = VERR_INVALID_STATE;
3405	}
3406
3407	/* we are here because something went wrong with command processing, complete it */
3408	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3409	}
3410
3411	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3412	uint32_t cbCmd)
3413	{
3414	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3415
3416	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3417	}
3418
3419	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3420	uint32_t cbCmd)
3421	{
3422	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3423
3424	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3425	}
3426
3427	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3428	void *pvContext)
3429	{
3430	AssertMsgFailed(("not expected!\n"));
3431	Display pDisplay = (Display )pvContext;
3432	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3433	}
3434
3435	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3436	void *pvContext)
3437	{
3438	Display pDisplay = (Display )pvContext;
3439	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3440
3441	}
3442	#endif
3443
3444	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3445	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3446	void *pvContext)
3447	{
3448	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3449	if (pCmd->u.pfnInternal)
3450	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3451	}
3452
3453	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3454	PFNCRCTLCOMPLETION pfnCompletion,
3455	void *pvCompletion)
3456	{
3457	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3458	if (!pVMMDev)
3459	{
3460	AssertMsgFailed(("no vmmdev\n"));
3461	return VERR_INVALID_STATE;
3462	}
3463
3464	Assert(mhCrOglSvc);
3465	VBOXHGCMSVCPARM parm;
3466	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3467	parm.u.pointer.addr = pCmd;
3468	parm.u.pointer.size = cbCmd;
3469
3470	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3471	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3472	pvCompletion);
3473	if (!RT_SUCCESS(rc))
3474	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3475
3476	return rc;
3477	}
3478
3479	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3480	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3481	PFNCRCTLCOMPLETION pfnCompletion,
3482	void *pvCompletion)
3483	{
3484	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3485	Display *pThis = pDrv->pDisplay;
3486	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3487	}
3488
3489	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3490	{
3491	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3492	if (RT_SUCCESS(rc))
3493	{
3494	if (mhCrOglSvc)
3495	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3496	else
3497	rc = VERR_NOT_SUPPORTED;
3498
3499	RTCritSectRwLeaveShared(&mCrOglLock);
3500	}
3501	return rc;
3502	}
3503
3504	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3505	{
3506	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3507	if (RT_SUCCESS(rc))
3508	{
3509	if (mhCrOglSvc)
3510	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3511	else
3512	rc = VERR_NOT_SUPPORTED;
3513
3514	RTCritSectRwLeaveShared(&mCrOglLock);
3515	}
3516	return rc;
3517	}
3518
3519	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3520	{
3521	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3522	if (!pCmdCopy)
3523	{
3524	LogRel(("RTMemAlloc failed\n"));
3525	return VERR_NO_MEMORY;
3526	}
3527
3528	memcpy(pCmdCopy, pCmd, cbCmd);
3529
3530	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3531	if (RT_FAILURE(rc))
3532	{
3533	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3534	RTMemFree(pCmdCopy);
3535	return rc;
3536	}
3537
3538	return VINF_SUCCESS;
3539	}
3540
3541	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3542	{
3543	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3544	AssertRCReturn(rc, rc);
3545
3546	if ( mCrOglCallbacks.pfnHasDataForScreen
3547	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3548	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3549	else
3550	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3551
3552	RTCritSectRwLeaveShared(&mCrOglLock);
3553
3554	return rc;
3555	}
3556
3557	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64TimeStamp)
3558	{
3559	# if VBOX_WITH_VPX
3560	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64TimeStamp);
3561	# else
3562	return false;
3563	# endif
3564	}
3565
3566	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64TimeStamp)
3567	{
3568	}
3569
3570	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3571	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3572	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3573	uint32_t uGuestWidth, uint32_t uGuestHeight,
3574	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
3575	{
3576	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3577	# if VBOX_WITH_VPX
3578	int rc = VideoRecCopyToIntBuf(mpVideoRecCtx, uScreen, x, y,
3579	uPixelFormat,
3580	uBitsPerPixel, uBytesPerLine,
3581	uGuestWidth, uGuestHeight,
3582	pu8BufferAddress, u64TimeStamp);
3583	NOREF(rc);
3584	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3585	# endif
3586	}
3587
3588	void Display::i_handleVRecCompletion()
3589	{
3590	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3591	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3592	}
3593
3594	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3595
3596	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3597	{
3598	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3599	HRESULT hr = E_UNEXPECTED;
3600
3601	if (aScreenId >= mcMonitors)
3602	return E_INVALIDARG;
3603
3604	/* 3D acceleration enabled in VM config. */
3605	if (mfIsCr3DEnabled)
3606	{
3607	/* VBoxSharedCrOpenGL HGCM host service is running. */
3608	if (mhCrOglSvc)
3609	{
3610	VMMDev *pVMMDev = mParent->i_getVMMDev();
3611	if (pVMMDev)
3612	{
3613	VBOXCRCMDCTL_HGCM *pCtl;
3614	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3615	if (pCtl)
3616	{
3617	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3618	int rc;
3619
3620	pData->u32Screen = aScreenId;
3621	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3622	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3623
3624	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3625	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3626	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3627	pCtl->aParms[0].u.pointer.addr = pData;
3628	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3629
3630	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3631	if (RT_FAILURE(rc))
3632	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3633	else
3634	hr = S_OK;
3635
3636	RTMemFree(pCtl);
3637	}
3638	else
3639	{
3640	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3641	hr = E_OUTOFMEMORY;
3642	}
3643	}
3644	else
3645	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3646	}
3647	else
3648	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3649	}
3650	else
3651	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3652	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3653	# else
3654	{
3655	hr = S_OK;
3656	/* Need an interface like this here (and the #ifdefs needs adjusting):
3657	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3658	if (pUpPort && pUpPort->pfnSetScaleFactor)
3659	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3660	}
3661	# endif
3662
3663	return hr;
3664	#else
3665	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3666	return E_UNEXPECTED;
3667	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3668	}
3669
3670	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3671	{
3672	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3673	HRESULT hr = E_UNEXPECTED;
3674
3675	/* 3D acceleration enabled in VM config. */
3676	if (mfIsCr3DEnabled)
3677	{
3678	/* VBoxSharedCrOpenGL HGCM host service is running. */
3679	if (mhCrOglSvc)
3680	{
3681	VMMDev *pVMMDev = mParent->i_getVMMDev();
3682	if (pVMMDev)
3683	{
3684	VBOXCRCMDCTL_HGCM *pCtl;
3685	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
3686	if (pCtl)
3687	{
3688	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
3689	int rc;
3690
3691	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
3692
3693	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3694	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
3695	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3696	pCtl->aParms[0].u.pointer.addr = pData;
3697	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3698
3699	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3700	if (RT_FAILURE(rc))
3701	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3702	else
3703	hr = S_OK;
3704
3705	RTMemFree(pCtl);
3706	}
3707	else
3708	{
3709	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3710	hr = E_OUTOFMEMORY;
3711	}
3712	}
3713	else
3714	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3715	}
3716	else
3717	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
3718	}
3719	else
3720	{
3721	hr = S_OK;
3722	/* Need an interface like this here (and the #ifdefs needs adjusting):
3723	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3724	if (pUpPort && pUpPort->pfnSetScaleFactor)
3725	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3726	}
3727
3728	return hr;
3729	#else
3730	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
3731	return E_UNEXPECTED;
3732	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3733	}
3734
3735	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3736	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
3737	uint32_t x, uint32_t y,
3738	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3739	uint32_t uGuestWidth, uint32_t uGuestHeight,
3740	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
3741	{
3742	Display pDisplay = (Display )pvCtx;
3743	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
3744	x, y, BitmapFormat_BGR, uBitsPerPixel,
3745	uBytesPerLine, uGuestWidth, uGuestHeight,
3746	pu8BufferAddress, u64TimeStamp);
3747	}
3748
3749	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
3750	{
3751	Display pDisplay = (Display )pvCtx;
3752	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64TimeStamp);
3753	}
3754
3755	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
3756	{
3757	Display pDisplay = (Display )pvCtx;
3758	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64TimeStamp);
3759	}
3760
3761	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
3762	{
3763	Display pDisplay = (Display )pvCompletion;
3764	pDisplay->i_handleVRecCompletion();
3765	}
3766
3767	#endif
3768
3769
3770	#ifdef VBOX_WITH_HGSMI
3771	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
3772	bool fRenderThreadMode)
3773	{
3774	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3775
3776	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3777	Display *pThis = pDrv->pDisplay;
3778
3779	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
3780	{
3781	LogRel(("Enabling different vbva mode\n"));
3782	#ifdef DEBUG_misha
3783	AssertMsgFailed(("enabling different vbva mode\n"));
3784	#endif
3785	return VERR_INVALID_STATE;
3786	}
3787
3788	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
3789	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
3790	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
3791	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
3792
3793	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
3794
3795	return VINF_SUCCESS;
3796	}
3797
3798	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3799	{
3800	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3801
3802	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3803	Display *pThis = pDrv->pDisplay;
3804
3805	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3806
3807	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
3808
3809	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3810	{
3811	/* Make sure that the primary screen is visible now.
3812	* The guest can't use VBVA anymore, so only only the VGA device output works.
3813	*/
3814	if (pFBInfo->fDisabled)
3815	{
3816	pFBInfo->fDisabled = false;
3817	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
3818	GuestMonitorChangedEventType_Enabled,
3819	uScreenId,
3820	pFBInfo->xOrigin, pFBInfo->yOrigin,
3821	pFBInfo->w, pFBInfo->h);
3822	}
3823	}
3824
3825	pFBInfo->fVBVAEnabled = false;
3826	pFBInfo->fVBVAForceResize = false;
3827	pFBInfo->fRenderThreadMode = false;
3828
3829	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
3830
3831	pFBInfo->pVBVAHostFlags = NULL;
3832
3833	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3834	{
3835	/* Force full screen update, because VGA device must take control, do resize, etc. */
3836	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
3837	}
3838	}
3839
3840	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3841	{
3842	LogFlowFunc(("uScreenId %d\n", uScreenId));
3843
3844	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3845	Display *pThis = pDrv->pDisplay;
3846
3847	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
3848	{
3849	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
3850	pThis->mcMonitors);
3851	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
3852	}
3853	}
3854
3855	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
3856	const PVBVACMDHDR pCmd, size_t cbCmd)
3857	{
3858	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
3859
3860	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3861	Display *pThis = pDrv->pDisplay;
3862	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3863
3864	if (pFBInfo->fDefaultFormat)
3865	{
3866	/* Make sure that framebuffer contains the same image as the guest VRAM. */
3867	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
3868	&& !pFBInfo->fDisabled)
3869	{
3870	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
3871	}
3872	else if ( !pFBInfo->pSourceBitmap.isNull()
3873	&& !pFBInfo->fDisabled)
3874	{
3875	/* Render VRAM content to the framebuffer. */
3876	BYTE *pAddress = NULL;
3877	ULONG ulWidth = 0;
3878	ULONG ulHeight = 0;
3879	ULONG ulBitsPerPixel = 0;
3880	ULONG ulBytesPerLine = 0;
3881	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3882
3883	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3884	&ulWidth,
3885	&ulHeight,
3886	&ulBitsPerPixel,
3887	&ulBytesPerLine,
3888	&bitmapFormat);
3889	if (SUCCEEDED(hrc))
3890	{
3891	uint32_t width = pCmd->w;
3892	uint32_t height = pCmd->h;
3893
3894	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3895	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
3896	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
3897	uint32_t u32SrcWidth = pFBInfo->w;
3898	uint32_t u32SrcHeight = pFBInfo->h;
3899	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3900	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3901
3902	uint8_t *pu8Dst = pAddress;
3903	int32_t xDst = xSrc;
3904	int32_t yDst = ySrc;
3905	uint32_t u32DstWidth = u32SrcWidth;
3906	uint32_t u32DstHeight = u32SrcHeight;
3907	uint32_t u32DstLineSize = u32DstWidth * 4;
3908	uint32_t u32DstBitsPerPixel = 32;
3909
3910	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
3911	width, height,
3912	pu8Src,
3913	xSrc, ySrc,
3914	u32SrcWidth, u32SrcHeight,
3915	u32SrcLineSize, u32SrcBitsPerPixel,
3916	pu8Dst,
3917	xDst, yDst,
3918	u32DstWidth, u32DstHeight,
3919	u32DstLineSize, u32DstBitsPerPixel);
3920	}
3921	}
3922	}
3923
3924	VBVACMDHDR hdrSaved = *pCmd;
3925
3926	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
3927
3928	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
3929	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
3930
3931	/* @todo new SendUpdate entry which can get a separate cmd header or coords. */
3932	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pCmd, (uint32_t)cbCmd);
3933
3934	*pHdrUnconst = hdrSaved;
3935	}
3936
3937	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
3938	uint32_t cx, uint32_t cy)
3939	{
3940	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
3941
3942	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3943	Display *pThis = pDrv->pDisplay;
3944	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3945
3946	/* @todo handleFramebufferUpdate (uScreenId,
3947	* x - pThis->maFramebuffers[uScreenId].xOrigin,
3948	* y - pThis->maFramebuffers[uScreenId].yOrigin,
3949	* cx, cy);
3950	*/
3951	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
3952	}
3953
3954	#ifdef DEBUG_sunlover
3955	static void logVBVAResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
3956	{
3957	LogRel(("displayVBVAResize: [%d] %s\n"
3958	" pView->u32ViewIndex %d\n"
3959	" pView->u32ViewOffset 0x%08X\n"
3960	" pView->u32ViewSize 0x%08X\n"
3961	" pView->u32MaxScreenSize 0x%08X\n"
3962	" pScreen->i32OriginX %d\n"
3963	" pScreen->i32OriginY %d\n"
3964	" pScreen->u32StartOffset 0x%08X\n"
3965	" pScreen->u32LineSize 0x%08X\n"
3966	" pScreen->u32Width %d\n"
3967	" pScreen->u32Height %d\n"
3968	" pScreen->u16BitsPerPixel %d\n"
3969	" pScreen->u16Flags 0x%04X\n"
3970	" pFBInfo->u32Offset 0x%08X\n"
3971	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
3972	" pFBInfo->u32InformationSize 0x%08X\n"
3973	" pFBInfo->fDisabled %d\n"
3974	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
3975	" pFBInfo->u16BitsPerPixel %d\n"
3976	" pFBInfo->pu8FramebufferVRAM %p\n"
3977	" pFBInfo->u32LineSize 0x%08X\n"
3978	" pFBInfo->flags 0x%04X\n"
3979	" pFBInfo->pHostEvents %p\n"
3980	" pFBInfo->fDefaultFormat %d\n"
3981	" pFBInfo->fVBVAEnabled %d\n"
3982	" pFBInfo->fVBVAForceResize %d\n"
3983	" pFBInfo->pVBVAHostFlags %p\n"
3984	"",
3985	pScreen->u32ViewIndex,
3986	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
3987	pView->u32ViewIndex,
3988	pView->u32ViewOffset,
3989	pView->u32ViewSize,
3990	pView->u32MaxScreenSize,
3991	pScreen->i32OriginX,
3992	pScreen->i32OriginY,
3993	pScreen->u32StartOffset,
3994	pScreen->u32LineSize,
3995	pScreen->u32Width,
3996	pScreen->u32Height,
3997	pScreen->u16BitsPerPixel,
3998	pScreen->u16Flags,
3999	pFBInfo->u32Offset,
4000	pFBInfo->u32MaxFramebufferSize,
4001	pFBInfo->u32InformationSize,
4002	pFBInfo->fDisabled,
4003	pFBInfo->xOrigin,
4004	pFBInfo->yOrigin,
4005	pFBInfo->w,
4006	pFBInfo->h,
4007	pFBInfo->u16BitsPerPixel,
4008	pFBInfo->pu8FramebufferVRAM,
4009	pFBInfo->u32LineSize,
4010	pFBInfo->flags,
4011	pFBInfo->pHostEvents,
4012	pFBInfo->fDefaultFormat,
4013	pFBInfo->fVBVAEnabled,
4014	pFBInfo->fVBVAForceResize,
4015	pFBInfo->pVBVAHostFlags
4016	));
4017	}
4018	#endif /* DEBUG_sunlover */
4019
4020	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, const PVBVAINFOVIEW pView,
4021	const PVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4022	{
4023	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4024
4025	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4026	Display *pThis = pDrv->pDisplay;
4027
4028	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4029
4030	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4031	{
4032	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4033
4034	pFBInfo->fDisabled = true;
4035	pFBInfo->flags = pScreen->u16Flags;
4036
4037	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4038	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4039	* the VM window will be black. */
4040	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4041	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4042	pThis->i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4043	u32Width, u32Height, pScreen->u16Flags);
4044
4045	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4046	GuestMonitorChangedEventType_Disabled,
4047	pScreen->u32ViewIndex,
4048	0, 0, 0, 0);
4049	return VINF_SUCCESS;
4050	}
4051
4052	/* If display was disabled or there is no framebuffer, a resize will be required,
4053	* because the framebuffer was/will be changed.
4054	*/
4055	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4056
4057	if (pFBInfo->fVBVAForceResize)
4058	{
4059	/* VBVA was just enabled. Do the resize. */
4060	fResize = true;
4061	pFBInfo->fVBVAForceResize = false;
4062	}
4063
4064	/* If the screen if blanked, then do a resize request to make sure that the framebuffer
4065	* switches to the default format.
4066	*/
4067	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
4068
4069	/* Check if this is a real resize or a notification about the screen origin.
4070	* The guest uses this VBVAResize call for both.
4071	*/
4072	fResize = fResize
4073	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4074	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4075	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4076	\|\| pFBInfo->w != pScreen->u32Width
4077	\|\| pFBInfo->h != pScreen->u32Height;
4078
4079	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4080	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4081
4082	if (fNewOrigin \|\| fResize)
4083	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4084
4085	if (pFBInfo->fDisabled)
4086	{
4087	pFBInfo->fDisabled = false;
4088	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4089	GuestMonitorChangedEventType_Enabled,
4090	pScreen->u32ViewIndex,
4091	pScreen->i32OriginX, pScreen->i32OriginY,
4092	pScreen->u32Width, pScreen->u32Height);
4093	/* Continue to update pFBInfo. */
4094	}
4095
4096	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4097	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4098	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4099
4100	pFBInfo->xOrigin = pScreen->i32OriginX;
4101	pFBInfo->yOrigin = pScreen->i32OriginY;
4102
4103	pFBInfo->w = pScreen->u32Width;
4104	pFBInfo->h = pScreen->u32Height;
4105
4106	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4107	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4108	pFBInfo->u32LineSize = pScreen->u32LineSize;
4109
4110	pFBInfo->flags = pScreen->u16Flags;
4111
4112	if (fResetInputMapping)
4113	{
4114	pThis->xInputMappingOrigin = 0;
4115	pThis->yInputMappingOrigin = 0;
4116	pThis->cxInputMapping = 0;
4117	pThis->cyInputMapping = 0;
4118	}
4119
4120	if (fNewOrigin)
4121	{
4122	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4123	GuestMonitorChangedEventType_NewOrigin,
4124	pScreen->u32ViewIndex,
4125	pScreen->i32OriginX, pScreen->i32OriginY,
4126	0, 0);
4127	}
4128
4129	if (!fResize)
4130	{
4131	/* No parameters of the framebuffer have actually changed. */
4132	if (fNewOrigin)
4133	{
4134	/* VRDP server still need this notification. */
4135	LogRelFlowFunc(("Calling VRDP\n"));
4136	pThis->mParent->i_consoleVRDPServer()->SendResize();
4137	}
4138	return VINF_SUCCESS;
4139	}
4140
4141	/* Do a regular resize. */
4142	return pThis->i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4143	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4144	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4145	}
4146
4147	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4148	uint32_t xHot, uint32_t yHot,
4149	uint32_t cx, uint32_t cy,
4150	const void *pvShape)
4151	{
4152	LogFlowFunc(("\n"));
4153
4154	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4155
4156	uint32_t cbShape = 0;
4157	if (pvShape)
4158	{
4159	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4160	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4161	}
4162
4163	/* Tell the console about it */
4164	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4165	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4166
4167	return VINF_SUCCESS;
4168	}
4169
4170	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4171	{
4172	LogFlowFunc(("\n"));
4173
4174	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4175	Display *pThis = pDrv->pDisplay;
4176
4177	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4178	}
4179
4180	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4181	uint32_t cx, uint32_t cy)
4182	{
4183	LogFlowFunc(("\n"));
4184
4185	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4186	Display *pThis = pDrv->pDisplay;
4187
4188	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4189	}
4190
4191	#endif /* VBOX_WITH_HGSMI */
4192
4193	/**
4194	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4195	*/
4196	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4197	{
4198	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4199	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4200	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4201	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4202	return NULL;
4203	}
4204
4205
4206	/**
4207	* Destruct a display driver instance.
4208	*
4209	* @returns VBox status code.
4210	* @param pDrvIns The driver instance data.
4211	*/
4212	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4213	{
4214	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4215	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4216	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4217
4218	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4219
4220	pThis->IConnector.pbData = NULL;
4221	pThis->IConnector.cbScanline = 0;
4222	pThis->IConnector.cBits = 32;
4223	pThis->IConnector.cx = 0;
4224	pThis->IConnector.cy = 0;
4225
4226	if (pThis->pDisplay)
4227	{
4228	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4229	#ifdef VBOX_WITH_VPX
4230	pThis->pDisplay->i_VideoCaptureStop();
4231	#endif
4232	#ifdef VBOX_WITH_CRHGSMI
4233	pThis->pDisplay->i_destructCrHgsmiData();
4234	#endif
4235	pThis->pDisplay->mpDrv = NULL;
4236	pThis->pDisplay->mpVMMDev = NULL;
4237	}
4238	}
4239
4240
4241	/**
4242	* Construct a display driver instance.
4243	*
4244	* @copydoc FNPDMDRVCONSTRUCT
4245	*/
4246	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4247	{
4248	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4249	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4250	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4251
4252	/*
4253	* Validate configuration.
4254	*/
4255	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4256	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4257	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4258	("Configuration error: Not possible to attach anything to this driver!\n"),
4259	VERR_PDM_DRVINS_NO_ATTACH);
4260
4261	/*
4262	* Init Interfaces.
4263	*/
4264	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4265
4266	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4267	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4268	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4269	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4270	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4271	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4272	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4273	#ifdef VBOX_WITH_VIDEOHWACCEL
4274	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4275	#endif
4276	#ifdef VBOX_WITH_CRHGSMI
4277	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4278	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4279	#endif
4280	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4281	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4282	#endif
4283	#ifdef VBOX_WITH_HGSMI
4284	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4285	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4286	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4287	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4288	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4289	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4290	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4291	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4292	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4293	#endif
4294
4295	/*
4296	* Get the IDisplayPort interface of the above driver/device.
4297	*/
4298	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4299	if (!pThis->pUpPort)
4300	{
4301	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4302	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4303	}
4304	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4305	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4306	if (!pThis->pVBVACallbacks)
4307	{
4308	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4309	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4310	}
4311	#endif
4312	/*
4313	* Get the Display object pointer and update the mpDrv member.
4314	*/
4315	void *pv;
4316	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4317	if (RT_FAILURE(rc))
4318	{
4319	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4320	return rc;
4321	}
4322	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4323	pThis->pDisplay = pDisplay;
4324	pThis->pDisplay->mpDrv = pThis;
4325
4326	/* Disable VRAM to a buffer copy initially. */
4327	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4328	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4329
4330	/*
4331	* Start periodic screen refreshes
4332	*/
4333	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4334
4335	#ifdef VBOX_WITH_CRHGSMI
4336	pDisplay->i_setupCrHgsmiData();
4337	#endif
4338
4339	#ifdef VBOX_WITH_VPX
4340	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4341	BOOL fEnabled = false;
4342	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4343	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4344	if (fEnabled)
4345	{
4346	rc = pDisplay->i_VideoCaptureStart();
4347	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4348	}
4349	#endif
4350
4351	return rc;
4352	}
4353
4354
4355	/**
4356	* Display driver registration record.
4357	*/
4358	const PDMDRVREG Display::DrvReg =
4359	{
4360	/* u32Version */
4361	PDM_DRVREG_VERSION,
4362	/* szName */
4363	"MainDisplay",
4364	/* szRCMod */
4365	"",
4366	/* szR0Mod */
4367	"",
4368	/* pszDescription */
4369	"Main display driver (Main as in the API).",
4370	/* fFlags */
4371	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4372	/* fClass. */
4373	PDM_DRVREG_CLASS_DISPLAY,
4374	/* cMaxInstances */
4375	~0U,
4376	/* cbInstance */
4377	sizeof(DRVMAINDISPLAY),
4378	/* pfnConstruct */
4379	Display::i_drvConstruct,
4380	/* pfnDestruct */
4381	Display::i_drvDestruct,
4382	/* pfnRelocate */
4383	NULL,
4384	/* pfnIOCtl */
4385	NULL,
4386	/* pfnPowerOn */
4387	NULL,
4388	/* pfnReset */
4389	NULL,
4390	/* pfnSuspend */
4391	NULL,
4392	/* pfnResume */
4393	NULL,
4394	/* pfnAttach */
4395	NULL,
4396	/* pfnDetach */
4397	NULL,
4398	/* pfnPowerOff */
4399	NULL,
4400	/* pfnSoftReset */
4401	NULL,
4402	/* u32EndVersion */
4403	PDM_DRVREG_VERSION
4404	};
4405
4406	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 62585

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