DisplayImpl.cpp@ 65401

Last change on this file since 65401 was 65401, checked in by vboxsync, 8 years ago
VideoRec: Update.
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1	/* $Id: DisplayImpl.cpp 65401 2017-01-23 13:33:45Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "GuestImpl.h"
23	#include "VMMDev.h"
24
25	#include "AutoCaller.h"
26	#include "Logging.h"
27
28	/* generated header */
29	#include "VBoxEvents.h"
30
31	#include <iprt/semaphore.h>
32	#include <iprt/thread.h>
33	#include <iprt/asm.h>
34	#include <iprt/time.h>
35	#include <iprt/cpp/utils.h>
36	#include <iprt/alloca.h>
37
38	#include <VBox/vmm/pdmdrv.h>
39	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
40	# include <VBox/vmm/vm.h>
41	#endif
42
43	#ifdef VBOX_WITH_VIDEOHWACCEL
44	# include <VBoxVideo.h>
45	#endif
46
47	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
48	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
49	#endif
50
51	#include <VBox/com/array.h>
52
53	#ifdef VBOX_WITH_VIDEOREC
54	# include <iprt/path.h>
55	# include "VideoRec.h"
56	#endif
57
58	#ifdef VBOX_WITH_CROGL
59	typedef enum
60	{
61	CRVREC_STATE_IDLE,
62	CRVREC_STATE_SUBMITTED
63	} CRVREC_STATE;
64	#endif
65
66	/**
67	* Display driver instance data.
68	*
69	* @implements PDMIDISPLAYCONNECTOR
70	*/
71	typedef struct DRVMAINDISPLAY
72	{
73	/** Pointer to the display object. */
74	Display *pDisplay;
75	/** Pointer to the driver instance structure. */
76	PPDMDRVINS pDrvIns;
77	/** Pointer to the keyboard port interface of the driver/device above us. */
78	PPDMIDISPLAYPORT pUpPort;
79	/** Our display connector interface. */
80	PDMIDISPLAYCONNECTOR IConnector;
81	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
82	/** VBVA callbacks */
83	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
84	#endif
85	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
86
87	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
88	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
89
90	// constructor / destructor
91	/////////////////////////////////////////////////////////////////////////////
92
93	Display::Display()
94	: mParent(NULL), mfIsCr3DEnabled(false)
95	{
96	}
97
98	Display::~Display()
99	{
100	}
101
102
103	HRESULT Display::FinalConstruct()
104	{
105	int rc = videoAccelConstruct(&mVideoAccelLegacy);
106	AssertRC(rc);
107
108	mfVideoAccelVRDP = false;
109	mfu32SupportedOrders = 0;
110	mcVideoAccelVRDPRefs = 0;
111
112	mfSeamlessEnabled = false;
113	mpRectVisibleRegion = NULL;
114	mcRectVisibleRegion = 0;
115
116	#ifdef VBOX_WITH_CROGL
117	mfCrOglDataHidden = false;
118	#endif
119
120	mpDrv = NULL;
121	mpVMMDev = NULL;
122	mfVMMDevInited = false;
123
124	rc = RTCritSectInit(&mVideoAccelLock);
125	AssertRC(rc);
126
127	#ifdef VBOX_WITH_HGSMI
128	mu32UpdateVBVAFlags = 0;
129	mfVMMDevSupportsGraphics = false;
130	mfGuestVBVACapabilities = 0;
131	mfHostCursorCapabilities = 0;
132	#endif
133	#ifdef VBOX_WITH_VIDEOREC
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_VIDEOREC
166	if (RTCritSectIsInitialized(&mVideoCaptureLock))
167	{
168	RTCritSectDelete(&mVideoCaptureLock);
169	RT_ZERO(mVideoCaptureLock);
170	}
171	#endif
172
173	videoAccelDestroy(&mVideoAccelLegacy);
174	i_saveVisibleRegion(0, NULL);
175
176	if (RTCritSectIsInitialized(&mVideoAccelLock))
177	{
178	RTCritSectDelete(&mVideoAccelLock);
179	RT_ZERO(mVideoAccelLock);
180	}
181
182	#ifdef VBOX_WITH_CRHGSMI
183	if (RTCritSectRwIsInitialized(&mCrOglLock))
184	{
185	RTCritSectRwDelete(&mCrOglLock);
186	RT_ZERO(mCrOglLock);
187	}
188	#endif
189	BaseFinalRelease();
190	}
191
192	// public initializer/uninitializer for internal purposes only
193	/////////////////////////////////////////////////////////////////////////////
194
195	#define kMaxSizeThumbnail 64
196
197	/**
198	* Save thumbnail and screenshot of the guest screen.
199	*/
200	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
201	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
202	{
203	int rc = VINF_SUCCESS;
204
205	uint8_t *pu8Thumbnail = NULL;
206	uint32_t cbThumbnail = 0;
207	uint32_t cxThumbnail = 0;
208	uint32_t cyThumbnail = 0;
209
210	if (cx > cy)
211	{
212	cxThumbnail = kMaxSizeThumbnail;
213	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
214	}
215	else
216	{
217	cyThumbnail = kMaxSizeThumbnail;
218	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
219	}
220
221	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
222
223	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
224	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
225
226	if (pu8Thumbnail)
227	{
228	uint8_t *dst = pu8Thumbnail;
229	uint8_t *src = pbData;
230	int dstW = cxThumbnail;
231	int dstH = cyThumbnail;
232	int srcW = cx;
233	int srcH = cy;
234	int iDeltaLine = cx * 4;
235
236	BitmapScale32(dst,
237	dstW, dstH,
238	src,
239	iDeltaLine,
240	srcW, srcH);
241
242	*ppu8Thumbnail = pu8Thumbnail;
243	*pcbThumbnail = cbThumbnail;
244	*pcxThumbnail = cxThumbnail;
245	*pcyThumbnail = cyThumbnail;
246	}
247	else
248	{
249	rc = VERR_NO_MEMORY;
250	}
251
252	return rc;
253	}
254
255	#ifdef VBOX_WITH_CROGL
256	typedef struct
257	{
258	CRVBOXHGCMTAKESCREENSHOT Base;
259
260	/* 32bpp small RGB image. */
261	uint8_t *pu8Thumbnail;
262	uint32_t cbThumbnail;
263	uint32_t cxThumbnail;
264	uint32_t cyThumbnail;
265
266	/* PNG screenshot. */
267	uint8_t *pu8PNG;
268	uint32_t cbPNG;
269	uint32_t cxPNG;
270	uint32_t cyPNG;
271	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
272
273	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
274	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
275	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
276	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
277	{
278	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
279	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
280	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
281	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
282	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
283	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
284	if (RT_FAILURE(rc))
285	{
286	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
287	if (pData->pu8PNG)
288	{
289	RTMemFree(pData->pu8PNG);
290	pData->pu8PNG = NULL;
291	}
292	pData->cbPNG = 0;
293	pData->cxPNG = 0;
294	pData->cyPNG = 0;
295	}
296	}
297	#endif
298
299	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
300	{
301	Display that = static_cast<Display>(pvUser);
302
303	/* 32bpp small RGB image. */
304	uint8_t *pu8Thumbnail = NULL;
305	uint32_t cbThumbnail = 0;
306	uint32_t cxThumbnail = 0;
307	uint32_t cyThumbnail = 0;
308
309	/* PNG screenshot. */
310	uint8_t *pu8PNG = NULL;
311	uint32_t cbPNG = 0;
312	uint32_t cxPNG = 0;
313	uint32_t cyPNG = 0;
314
315	Console::SafeVMPtr ptrVM(that->mParent);
316	if (ptrVM.isOk())
317	{
318	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
319	BOOL f3DSnapshot = FALSE;
320	if ( that->mfIsCr3DEnabled
321	&& that->mCrOglCallbacks.pfnHasData
322	&& that->mCrOglCallbacks.pfnHasData())
323	{
324	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
325	if (pVMMDev)
326	{
327	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
328	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
329	if (pScreenshot)
330	{
331	/* screen id or CRSCREEN_ALL to specify all enabled */
332	pScreenshot->Base.u32Screen = 0;
333	pScreenshot->Base.u32Width = 0;
334	pScreenshot->Base.u32Height = 0;
335	pScreenshot->Base.u32Pitch = 0;
336	pScreenshot->Base.pvBuffer = NULL;
337	pScreenshot->Base.pvContext = pScreenshot;
338	pScreenshot->Base.pfnScreenshotBegin = NULL;
339	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
340	pScreenshot->Base.pfnScreenshotEnd = NULL;
341
342	VBOXCRCMDCTL_HGCM data;
343	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
344	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
345
346	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
347	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
348	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
349
350	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
351	if (RT_SUCCESS(rc))
352	{
353	if (pScreenshot->pu8PNG)
354	{
355	pu8Thumbnail = pScreenshot->pu8Thumbnail;
356	cbThumbnail = pScreenshot->cbThumbnail;
357	cxThumbnail = pScreenshot->cxThumbnail;
358	cyThumbnail = pScreenshot->cyThumbnail;
359
360	/* PNG screenshot. */
361	pu8PNG = pScreenshot->pu8PNG;
362	cbPNG = pScreenshot->cbPNG;
363	cxPNG = pScreenshot->cxPNG;
364	cyPNG = pScreenshot->cyPNG;
365	f3DSnapshot = TRUE;
366	}
367	else
368	AssertMsgFailed(("no png\n"));
369	}
370	else
371	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
372
373
374	RTMemFree(pScreenshot);
375	}
376	}
377	}
378
379	if (!f3DSnapshot)
380	#endif
381	{
382	/* Query RGB bitmap. */
383	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
384	uint8_t *pbData = NULL;
385	size_t cbData = 0;
386	uint32_t cx = 0;
387	uint32_t cy = 0;
388	bool fFreeMem = false;
389	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
390
391	/*
392	* It is possible that success is returned but everything is 0 or NULL.
393	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
394	*/
395	if (RT_SUCCESS(rc) && pbData)
396	{
397	Assert(cx && cy);
398
399	/* Prepare a small thumbnail and a PNG screenshot. */
400	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
401	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
402	if (RT_FAILURE(rc))
403	{
404	if (pu8PNG)
405	{
406	RTMemFree(pu8PNG);
407	pu8PNG = NULL;
408	}
409	cbPNG = 0;
410	cxPNG = 0;
411	cyPNG = 0;
412	}
413
414	if (fFreeMem)
415	RTMemFree(pbData);
416	else
417	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
418	}
419	}
420	}
421	else
422	{
423	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
424	}
425
426	/* Regardless of rc, save what is available:
427	* Data format:
428	* uint32_t cBlocks;
429	* [blocks]
430	*
431	* Each block is:
432	* uint32_t cbBlock; if 0 - no 'block data'.
433	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
434	* [block data]
435	*
436	* Block data for bitmap and PNG:
437	* uint32_t cx;
438	* uint32_t cy;
439	* [image data]
440	*/
441	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
442
443	/* First block. */
444	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
445	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
446
447	if (cbThumbnail)
448	{
449	SSMR3PutU32(pSSM, cxThumbnail);
450	SSMR3PutU32(pSSM, cyThumbnail);
451	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
452	}
453
454	/* Second block. */
455	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
456	SSMR3PutU32(pSSM, 1); /* Block type: png. */
457
458	if (cbPNG)
459	{
460	SSMR3PutU32(pSSM, cxPNG);
461	SSMR3PutU32(pSSM, cyPNG);
462	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
463	}
464
465	RTMemFree(pu8PNG);
466	RTMemFree(pu8Thumbnail);
467	}
468
469	DECLCALLBACK(int)
470	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
471	{
472	RT_NOREF(pvUser);
473	if (uVersion != sSSMDisplayScreenshotVer)
474	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
475	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
476
477	/* Skip data. */
478	uint32_t cBlocks;
479	int rc = SSMR3GetU32(pSSM, &cBlocks);
480	AssertRCReturn(rc, rc);
481
482	for (uint32_t i = 0; i < cBlocks; i++)
483	{
484	uint32_t cbBlock;
485	rc = SSMR3GetU32(pSSM, &cbBlock);
486	AssertRCBreak(rc);
487
488	uint32_t typeOfBlock;
489	rc = SSMR3GetU32(pSSM, &typeOfBlock);
490	AssertRCBreak(rc);
491
492	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
493
494	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
495	* do not write any data if the image size was 0.
496	* @todo Fix and increase saved state version.
497	*/
498	if (cbBlock > 2 * sizeof(uint32_t))
499	{
500	rc = SSMR3Skip(pSSM, cbBlock);
501	AssertRCBreak(rc);
502	}
503	}
504
505	return rc;
506	}
507
508	/**
509	* Save/Load some important guest state
510	*/
511	DECLCALLBACK(void)
512	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
513	{
514	Display that = static_cast<Display>(pvUser);
515
516	SSMR3PutU32(pSSM, that->mcMonitors);
517	for (unsigned i = 0; i < that->mcMonitors; i++)
518	{
519	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
520	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
521	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
522	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
523	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
524	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
525	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
526	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
527	}
528	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
529	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
530	SSMR3PutU32(pSSM, that->cxInputMapping);
531	SSMR3PutU32(pSSM, that->cyInputMapping);
532	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
533	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
534	}
535
536	DECLCALLBACK(int)
537	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
538	{
539	Display that = static_cast<Display>(pvUser);
540
541	if ( uVersion != sSSMDisplayVer
542	&& uVersion != sSSMDisplayVer2
543	&& uVersion != sSSMDisplayVer3
544	&& uVersion != sSSMDisplayVer4
545	&& uVersion != sSSMDisplayVer5)
546	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
547	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
548
549	uint32_t cMonitors;
550	int rc = SSMR3GetU32(pSSM, &cMonitors);
551	AssertRCReturn(rc, rc);
552	if (cMonitors != that->mcMonitors)
553	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
554
555	for (uint32_t i = 0; i < cMonitors; i++)
556	{
557	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
558	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
559	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
560	if ( uVersion == sSSMDisplayVer2
561	\|\| uVersion == sSSMDisplayVer3
562	\|\| uVersion == sSSMDisplayVer4
563	\|\| uVersion == sSSMDisplayVer5)
564	{
565	uint32_t w;
566	uint32_t h;
567	SSMR3GetU32(pSSM, &w);
568	SSMR3GetU32(pSSM, &h);
569	that->maFramebuffers[i].w = w;
570	that->maFramebuffers[i].h = h;
571	}
572	if ( uVersion == sSSMDisplayVer3
573	\|\| uVersion == sSSMDisplayVer4
574	\|\| uVersion == sSSMDisplayVer5)
575	{
576	int32_t xOrigin;
577	int32_t yOrigin;
578	uint32_t flags;
579	SSMR3GetS32(pSSM, &xOrigin);
580	SSMR3GetS32(pSSM, &yOrigin);
581	SSMR3GetU32(pSSM, &flags);
582	that->maFramebuffers[i].xOrigin = xOrigin;
583	that->maFramebuffers[i].yOrigin = yOrigin;
584	that->maFramebuffers[i].flags = (uint16_t)flags;
585	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
586	}
587	}
588	if ( uVersion == sSSMDisplayVer4
589	\|\| uVersion == sSSMDisplayVer5)
590	{
591	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
592	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
593	SSMR3GetU32(pSSM, &that->cxInputMapping);
594	SSMR3GetU32(pSSM, &that->cyInputMapping);
595	}
596	if (uVersion == sSSMDisplayVer5)
597	{
598	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
599	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
600	}
601
602	return VINF_SUCCESS;
603	}
604
605	/**
606	* Initializes the display object.
607	*
608	* @returns COM result indicator
609	* @param aParent handle of our parent object
610	*/
611	HRESULT Display::init(Console *aParent)
612	{
613	ComAssertRet(aParent, E_INVALIDARG);
614	/* Enclose the state transition NotReady->InInit->Ready */
615	AutoInitSpan autoInitSpan(this);
616	AssertReturn(autoInitSpan.isOk(), E_FAIL);
617
618	unconst(mParent) = aParent;
619
620	mfSourceBitmapEnabled = true;
621	fVGAResizing = false;
622
623	ULONG ul;
624	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
625	mcMonitors = ul;
626	xInputMappingOrigin = 0;
627	yInputMappingOrigin = 0;
628	cxInputMapping = 0;
629	cyInputMapping = 0;
630
631	for (ul = 0; ul < mcMonitors; ul++)
632	{
633	maFramebuffers[ul].u32Offset = 0;
634	maFramebuffers[ul].u32MaxFramebufferSize = 0;
635	maFramebuffers[ul].u32InformationSize = 0;
636
637	maFramebuffers[ul].pFramebuffer = NULL;
638	/* All secondary monitors are disabled at startup. */
639	maFramebuffers[ul].fDisabled = ul > 0;
640
641	maFramebuffers[ul].u32Caps = 0;
642
643	maFramebuffers[ul].updateImage.pu8Address = NULL;
644	maFramebuffers[ul].updateImage.cbLine = 0;
645
646	maFramebuffers[ul].xOrigin = 0;
647	maFramebuffers[ul].yOrigin = 0;
648
649	maFramebuffers[ul].w = 0;
650	maFramebuffers[ul].h = 0;
651
652	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
653
654	maFramebuffers[ul].u16BitsPerPixel = 0;
655	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
656	maFramebuffers[ul].u32LineSize = 0;
657
658	maFramebuffers[ul].pHostEvents = NULL;
659
660	maFramebuffers[ul].fDefaultFormat = false;
661
662	#ifdef VBOX_WITH_HGSMI
663	maFramebuffers[ul].fVBVAEnabled = false;
664	maFramebuffers[ul].fVBVAForceResize = false;
665	maFramebuffers[ul].fRenderThreadMode = false;
666	maFramebuffers[ul].pVBVAHostFlags = NULL;
667	#endif /* VBOX_WITH_HGSMI */
668	#ifdef VBOX_WITH_CROGL
669	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
670	#endif
671	}
672
673	{
674	// register listener for state change events
675	ComPtr<IEventSource> es;
676	mParent->COMGETTER(EventSource)(es.asOutParam());
677	com::SafeArray<VBoxEventType_T> eventTypes;
678	eventTypes.push_back(VBoxEventType_OnStateChanged);
679	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
680	}
681
682	/* Cache the 3D settings. */
683	BOOL fIs3DEnabled = FALSE;
684	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
685	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
686	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
687	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
688
689	/* Confirm a successful initialization */
690	autoInitSpan.setSucceeded();
691
692	return S_OK;
693	}
694
695	/**
696	* Uninitializes the instance and sets the ready flag to FALSE.
697	* Called either from FinalRelease() or by the parent when it gets destroyed.
698	*/
699	void Display::uninit()
700	{
701	LogRelFlowFunc(("this=%p\n", this));
702
703	/* Enclose the state transition Ready->InUninit->NotReady */
704	AutoUninitSpan autoUninitSpan(this);
705	if (autoUninitSpan.uninitDone())
706	return;
707
708	unsigned uScreenId;
709	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
710	{
711	maFramebuffers[uScreenId].pSourceBitmap.setNull();
712	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
713	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
714	maFramebuffers[uScreenId].updateImage.cbLine = 0;
715	maFramebuffers[uScreenId].pFramebuffer.setNull();
716	#ifdef VBOX_WITH_VIDEOREC
717	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
718	#endif
719	}
720
721	if (mParent)
722	{
723	ComPtr<IEventSource> es;
724	mParent->COMGETTER(EventSource)(es.asOutParam());
725	es->UnregisterListener(this);
726	}
727
728	unconst(mParent) = NULL;
729
730	if (mpDrv)
731	mpDrv->pDisplay = NULL;
732
733	mpDrv = NULL;
734	mpVMMDev = NULL;
735	mfVMMDevInited = true;
736	}
737
738	/**
739	* Register the SSM methods. Called by the power up thread to be able to
740	* pass pVM
741	*/
742	int Display::i_registerSSM(PUVM pUVM)
743	{
744	/* Version 2 adds width and height of the framebuffer; version 3 adds
745	* the framebuffer offset in the virtual desktop and the framebuffer flags;
746	* version 4 adds guest to host input event mapping and version 5 adds
747	* guest VBVA and host cursor capabilities.
748	*/
749	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
750	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
751	NULL, NULL, NULL,
752	NULL, i_displaySSMSave, NULL,
753	NULL, i_displaySSMLoad, NULL, this);
754	AssertRCReturn(rc, rc);
755
756	/*
757	* Register loaders for old saved states where iInstance was
758	* 3 * sizeof(uint32_t *) due to a code mistake.
759	*/
760	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
761	NULL, NULL, NULL,
762	NULL, NULL, NULL,
763	NULL, i_displaySSMLoad, NULL, this);
764	AssertRCReturn(rc, rc);
765
766	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
767	NULL, NULL, NULL,
768	NULL, NULL, NULL,
769	NULL, i_displaySSMLoad, NULL, this);
770	AssertRCReturn(rc, rc);
771
772	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
773	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
774	NULL, NULL, NULL,
775	NULL, i_displaySSMSaveScreenshot, NULL,
776	NULL, i_displaySSMLoadScreenshot, NULL, this);
777
778	AssertRCReturn(rc, rc);
779
780	return VINF_SUCCESS;
781	}
782
783	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
784	{
785	RT_NOREF(pCmd, cbCmd, rc);
786	Assert(pvCompletion);
787	RTMemFree(pvCompletion);
788	}
789
790	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
791	int Display::i_crOglWindowsShow(bool fShow)
792	{
793	if (!mfCrOglDataHidden == !!fShow)
794	return VINF_SUCCESS;
795
796	if (!mhCrOglSvc)
797	{
798	/* No 3D or the VMSVGA3d kind. */
799	Assert(!mfIsCr3DEnabled);
800	return VERR_INVALID_STATE;
801	}
802
803	VMMDev *pVMMDev = mParent->i_getVMMDev();
804	if (!pVMMDev)
805	{
806	AssertMsgFailed(("no vmmdev\n"));
807	return VERR_INVALID_STATE;
808	}
809
810	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
811	if (!pData)
812	{
813	AssertMsgFailed(("RTMemAlloc failed\n"));
814	return VERR_NO_MEMORY;
815	}
816
817	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
818	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
819
820	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
821	pData->aParms[0].u.uint32 = (uint32_t)fShow;
822
823	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
824	if (RT_SUCCESS(rc))
825	mfCrOglDataHidden = !fShow;
826	else
827	{
828	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
829	RTMemFree(pData);
830	}
831
832	return rc;
833	}
834	#endif
835
836
837	// public methods only for internal purposes
838	/////////////////////////////////////////////////////////////////////////////
839
840	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
841	{
842	RT_NOREF(pView);
843	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
844	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
845	return VINF_SUCCESS; /* nop it */
846
847	if (mfIsCr3DEnabled)
848	{
849	int rc = VERR_INVALID_STATE;
850	if (mhCrOglSvc)
851	{
852	VMMDev *pVMMDev = mParent->i_getVMMDev();
853	if (pVMMDev)
854	{
855	VBOXCRCMDCTL_HGCM *pCtl;
856	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
857	if (pCtl)
858	{
859	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
860	pData->Screen = *pScreen;
861	pData->pvVRAM = pvVRAM;
862
863	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
864	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
865	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
866	pCtl->aParms[0].u.pointer.addr = pData;
867	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
868
869	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
870	if (RT_FAILURE(rc))
871	{
872	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
873	RTMemFree(pCtl);
874	}
875	}
876	else
877	rc = VERR_NO_MEMORY;
878	}
879	}
880
881	return rc;
882	}
883	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
884	RT_NOREF(pScreen, pvVRAM);
885	#endif
886	return VINF_SUCCESS;
887	}
888
889	/**
890	* Handles display resize event.
891	*
892	* @param uScreenId Screen ID
893	* @param bpp New bits per pixel.
894	* @param pvVRAM VRAM pointer.
895	* @param cbLine New bytes per line.
896	* @param w New display width.
897	* @param h New display height.
898	* @param flags Flags of the new video mode.
899	*
900	* @thread EMT
901	*/
902	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
903	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
904	{
905	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
906	pvVRAM, w, h, bpp, cbLine, flags));
907
908	if (uScreenId >= mcMonitors)
909	return VINF_SUCCESS;
910
911	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
912
913	/* Reset the update mode. */
914	pFBInfo->updateImage.pSourceBitmap.setNull();
915	pFBInfo->updateImage.pu8Address = NULL;
916	pFBInfo->updateImage.cbLine = 0;
917
918	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
919	{
920	pFBInfo->w = w;
921	pFBInfo->h = h;
922
923	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
924	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
925	pFBInfo->u32LineSize = cbLine;
926	pFBInfo->flags = flags;
927	}
928
929	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
930	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
931	{
932	if (mpDrv)
933	{
934	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
935
936	mpDrv->IConnector.pbData = NULL;
937	mpDrv->IConnector.cbScanline = 0;
938	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
939	mpDrv->IConnector.cx = 0;
940	mpDrv->IConnector.cy = 0;
941	}
942	}
943
944	maFramebuffers[uScreenId].pSourceBitmap.setNull();
945
946	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
947	{
948	HRESULT hr = maFramebuffers[uScreenId].pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
949	LogFunc(("NotifyChange hr %08X\n", hr));
950	NOREF(hr);
951	}
952
953	bool fUpdateImage = RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage);
954	if (fUpdateImage && !pFBInfo->pFramebuffer.isNull())
955	{
956	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
957	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
958	if (SUCCEEDED(hr))
959	{
960	BYTE *pAddress = NULL;
961	ULONG ulWidth = 0;
962	ULONG ulHeight = 0;
963	ULONG ulBitsPerPixel = 0;
964	ULONG ulBytesPerLine = 0;
965	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
966
967	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
968	&ulWidth,
969	&ulHeight,
970	&ulBitsPerPixel,
971	&ulBytesPerLine,
972	&bitmapFormat);
973	if (SUCCEEDED(hr))
974	{
975	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
976	pFBInfo->updateImage.pu8Address = pAddress;
977	pFBInfo->updateImage.cbLine = ulBytesPerLine;
978	}
979	}
980	}
981
982	/* Inform the VRDP server about the change of display parameters. */
983	LogRelFlowFunc(("Calling VRDP\n"));
984	mParent->i_consoleVRDPServer()->SendResize();
985
986	/* And re-send the seamless rectangles if necessary. */
987	if (mfSeamlessEnabled)
988	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
989
990	#ifdef VBOX_WITH_VIDEOREC
991	videoCaptureScreenChanged(uScreenId);
992	#endif
993
994	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
995
996	return VINF_SUCCESS;
997	}
998
999	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1000	{
1001	/* Correct negative x and y coordinates. */
1002	if (*px < 0)
1003	{
1004	px += pw; /* Compute xRight which is also the new width. */
1005
1006	pw = (px < 0)? 0: *px;
1007
1008	*px = 0;
1009	}
1010
1011	if (*py < 0)
1012	{
1013	py += ph; /* Compute xBottom, which is also the new height. */
1014
1015	ph = (py < 0)? 0: *py;
1016
1017	*py = 0;
1018	}
1019
1020	/* Also check if coords are greater than the display resolution. */
1021	if (px + pw > cx)
1022	{
1023	pw = cx > px? cx - *px: 0;
1024	}
1025
1026	if (py + ph > cy)
1027	{
1028	ph = cy > py? cy - *py: 0;
1029	}
1030	}
1031
1032	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1033	{
1034	/*
1035	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1036	* Safe to use VBVA vars and take the framebuffer lock.
1037	*/
1038
1039	#ifdef DEBUG_sunlover
1040	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1041	uScreenId, x, y, w, h));
1042	#endif /* DEBUG_sunlover */
1043
1044	/* No updates for a disabled guest screen. */
1045	if (maFramebuffers[uScreenId].fDisabled)
1046	return;
1047
1048	/* No updates for a blank guest screen. */
1049	/** @note Disabled for now, as the GUI does not update the picture when we
1050	* first blank. */
1051	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1052	return; */
1053
1054	i_checkCoordBounds(&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1055	maFramebuffers[uScreenId].h);
1056
1057	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1058	if (pFramebuffer != NULL)
1059	{
1060	if (w != 0 && h != 0)
1061	{
1062	bool fUpdateImage = RT_BOOL(maFramebuffers[uScreenId].u32Caps & FramebufferCapabilities_UpdateImage);
1063	if (RT_LIKELY(!fUpdateImage))
1064	{
1065	pFramebuffer->NotifyUpdate(x, y, w, h);
1066	}
1067	else
1068	{
1069	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1070
1071	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1072
1073	if (!pFBInfo->updateImage.pSourceBitmap.isNull())
1074	{
1075	Assert(pFBInfo->updateImage.pu8Address);
1076
1077	size_t cbData = w * h * 4;
1078	com::SafeArray<BYTE> image(cbData);
1079
1080	uint8_t *pu8Dst = image.raw();
1081	const uint8_t pu8Src = pFBInfo->updateImage.pu8Address + pFBInfo->updateImage.cbLine y + x * 4;
1082
1083	int i;
1084	for (i = y; i < y + h; ++i)
1085	{
1086	memcpy(pu8Dst, pu8Src, w * 4);
1087	pu8Dst += w * 4;
1088	pu8Src += pFBInfo->updateImage.cbLine;
1089	}
1090
1091	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1092	}
1093	}
1094	}
1095	}
1096
1097	#ifndef VBOX_WITH_HGSMI
1098	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1099	{
1100	#else
1101	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1102	{
1103	#endif /* VBOX_WITH_HGSMI */
1104	/* When VBVA is enabled, the VRDP server is informed
1105	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1106	* Inform the server here only if VBVA is disabled.
1107	*/
1108	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1109	}
1110	}
1111
1112	void Display::i_updateGuestGraphicsFacility(void)
1113	{
1114	Guest* pGuest = mParent->i_getGuest();
1115	AssertPtrReturnVoid(pGuest);
1116	/* The following is from GuestImpl.cpp. */
1117	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1118	* to move the graphics and seamless capability -> facility translation to
1119	* VMMDev so this could be saved. */
1120	RTTIMESPEC TimeSpecTS;
1121	RTTimeNow(&TimeSpecTS);
1122
1123	if ( mfVMMDevSupportsGraphics
1124	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1125	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1126	VBoxGuestFacilityStatus_Active,
1127	0 /fFlags/, &TimeSpecTS);
1128	else
1129	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1130	VBoxGuestFacilityStatus_Inactive,
1131	0 /fFlags/, &TimeSpecTS);
1132	}
1133
1134	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1135	{
1136	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1137	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1138	return;
1139	mfVMMDevSupportsGraphics = fSupportsGraphics;
1140	i_updateGuestGraphicsFacility();
1141	/* The VMMDev interface notifies the console. */
1142	}
1143
1144	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1145	{
1146	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1147	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1148
1149	mfGuestVBVACapabilities = fNewCapabilities;
1150	if (!fNotify)
1151	return;
1152	i_updateGuestGraphicsFacility();
1153	/* Tell the console about it */
1154	mParent->i_onAdditionsStateChange();
1155	}
1156
1157	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1158	{
1159	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1160
1161	xInputMappingOrigin = xOrigin;
1162	yInputMappingOrigin = yOrigin;
1163	cxInputMapping = cx;
1164	cyInputMapping = cy;
1165
1166	/* Re-send the seamless rectangles if necessary. */
1167	if (mfSeamlessEnabled)
1168	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1169	}
1170
1171	/**
1172	* Returns the upper left and lower right corners of the virtual framebuffer.
1173	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1174	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1175	*/
1176	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1177	int32_t px2, int32_t py2)
1178	{
1179	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1180	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1181
1182	AssertPtrReturnVoid(px1);
1183	AssertPtrReturnVoid(py1);
1184	AssertPtrReturnVoid(px2);
1185	AssertPtrReturnVoid(py2);
1186	LogRelFlowFunc(("\n"));
1187
1188	if (!mpDrv)
1189	return;
1190	/* If VBVA is not in use then this flag will not be set and this
1191	* will still work as it should. */
1192	if (!maFramebuffers[0].fDisabled)
1193	{
1194	x1 = (int32_t)maFramebuffers[0].xOrigin;
1195	y1 = (int32_t)maFramebuffers[0].yOrigin;
1196	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1197	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1198	}
1199	if (cxInputMapping && cyInputMapping)
1200	{
1201	x1 = xInputMappingOrigin;
1202	y1 = yInputMappingOrigin;
1203	x2 = xInputMappingOrigin + cxInputMapping;
1204	y2 = yInputMappingOrigin + cyInputMapping;
1205	}
1206	else
1207	for (unsigned i = 1; i < mcMonitors; ++i)
1208	{
1209	if (!maFramebuffers[i].fDisabled)
1210	{
1211	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1212	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1213	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1214	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1215	}
1216	}
1217	*px1 = x1;
1218	*py1 = y1;
1219	*px2 = x2;
1220	*py2 = y2;
1221	}
1222
1223	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1224	{
1225	/* Do we need this to access mParent? I presume that the safe VM pointer
1226	* ensures that mpDrv will remain valid. */
1227	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1228	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1229	& ~fCapabilitiesRemoved;
1230
1231	Console::SafeVMPtr ptrVM(mParent);
1232	if (!ptrVM.isOk())
1233	return ptrVM.rc();
1234	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1235	return S_OK;
1236	CHECK_CONSOLE_DRV(mpDrv);
1237	alock.release(); /* Release before calling up for lock order reasons. */
1238	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1239	mfHostCursorCapabilities = fHostCursorCapabilities;
1240	return S_OK;
1241	}
1242
1243	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1244	{
1245	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1246	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1247	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1248	xAdj = RT_MIN(xAdj, cxInputMapping);
1249	yAdj = RT_MIN(yAdj, cyInputMapping);
1250
1251	Console::SafeVMPtr ptrVM(mParent);
1252	if (!ptrVM.isOk())
1253	return ptrVM.rc();
1254	CHECK_CONSOLE_DRV(mpDrv);
1255	alock.release(); /* Release before calling up for lock order reasons. */
1256	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1257	return S_OK;
1258	}
1259
1260	static bool displayIntersectRect(RTRECT *prectResult,
1261	const RTRECT *prect1,
1262	const RTRECT *prect2)
1263	{
1264	/* Initialize result to an empty record. */
1265	memset(prectResult, 0, sizeof(RTRECT));
1266
1267	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1268	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1269
1270	if (xLeftResult < xRightResult)
1271	{
1272	/* There is intersection by X. */
1273
1274	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1275	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1276
1277	if (yTopResult < yBottomResult)
1278	{
1279	/* There is intersection by Y. */
1280
1281	prectResult->xLeft = xLeftResult;
1282	prectResult->yTop = yTopResult;
1283	prectResult->xRight = xRightResult;
1284	prectResult->yBottom = yBottomResult;
1285
1286	return true;
1287	}
1288	}
1289
1290	return false;
1291	}
1292
1293	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1294	{
1295	RTRECT *pRectVisibleRegion = NULL;
1296
1297	if (pRect == mpRectVisibleRegion)
1298	return VINF_SUCCESS;
1299	if (cRect != 0)
1300	{
1301	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1302	if (!pRectVisibleRegion)
1303	{
1304	return VERR_NO_MEMORY;
1305	}
1306	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1307	}
1308	if (mpRectVisibleRegion)
1309	RTMemFree(mpRectVisibleRegion);
1310	mcRectVisibleRegion = cRect;
1311	mpRectVisibleRegion = pRectVisibleRegion;
1312	return VINF_SUCCESS;
1313	}
1314
1315	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1316	{
1317	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1318	* sizeof(RTRECT));
1319	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1320	if (!pVisibleRegion)
1321	{
1322	return VERR_NO_TMP_MEMORY;
1323	}
1324	int rc = i_saveVisibleRegion(cRect, pRect);
1325	if (RT_FAILURE(rc))
1326	{
1327	RTMemTmpFree(pVisibleRegion);
1328	return rc;
1329	}
1330
1331	unsigned uScreenId;
1332	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1333	{
1334	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1335
1336	if ( !pFBInfo->pFramebuffer.isNull()
1337	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1338	{
1339	/* Prepare a new array of rectangles which intersect with the framebuffer.
1340	*/
1341	RTRECT rectFramebuffer;
1342	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1343	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1344	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1345	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1346
1347	uint32_t cRectVisibleRegion = 0;
1348
1349	uint32_t i;
1350	for (i = 0; i < cRect; i++)
1351	{
1352	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1353	{
1354	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1355	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1356	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1357	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1358
1359	cRectVisibleRegion++;
1360	}
1361	}
1362	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1363	}
1364	}
1365
1366	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1367	VMMDev *vmmDev = mParent->i_getVMMDev();
1368	if (mfIsCr3DEnabled && vmmDev)
1369	{
1370	if (mhCrOglSvc)
1371	{
1372	VBOXCRCMDCTL_HGCM *pCtl;
1373	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1374	if (pCtl)
1375	{
1376	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1377	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1378
1379	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1380	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1381
1382	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1383	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1384	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1385
1386	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1387	if (!RT_SUCCESS(rc))
1388	{
1389	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1390	RTMemFree(pCtl);
1391	}
1392	}
1393	else
1394	AssertMsgFailed(("failed to allocate rects memory\n"));
1395	}
1396	else
1397	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1398	}
1399	#endif
1400
1401	RTMemTmpFree(pVisibleRegion);
1402
1403	return VINF_SUCCESS;
1404	}
1405
1406	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1407	{
1408	/// @todo Currently not used by the guest and is not implemented in
1409	/// framebuffers. Remove?
1410	RT_NOREF(pcRects, paRects);
1411	return VERR_NOT_SUPPORTED;
1412	}
1413
1414	#ifdef VBOX_WITH_HGSMI
1415	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1416	uint32_t fu32SupportedOrders,
1417	bool fVideoAccelVRDP,
1418	DISPLAYFBINFO *pFBInfo)
1419	{
1420	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1421
1422	if (pFBInfo->pVBVAHostFlags)
1423	{
1424	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1425
1426	if (pFBInfo->fVBVAEnabled)
1427	{
1428	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1429
1430	if (fVideoAccelVRDP)
1431	{
1432	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1433	}
1434	}
1435
1436	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1437	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1438
1439	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1440	}
1441	}
1442
1443	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1444	bool fVideoAccelVRDP,
1445	DISPLAYFBINFO *paFBInfos,
1446	unsigned cFBInfos)
1447	{
1448	unsigned uScreenId;
1449
1450	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1451	{
1452	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1453	}
1454	}
1455	#endif /* VBOX_WITH_HGSMI */
1456
1457	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1458	{
1459	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1460	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1461	if (RT_SUCCESS(rc))
1462	{
1463	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1464	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1465	}
1466	LogFlowFunc(("leave %Rrc\n", rc));
1467	return rc;
1468	}
1469
1470	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1471	{
1472	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1473	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1474	if (RT_SUCCESS(rc))
1475	{
1476	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1477	videoAccelLeaveVGA(&mVideoAccelLegacy);
1478	}
1479	LogFlowFunc(("leave %Rrc\n", rc));
1480	return rc;
1481	}
1482
1483	void Display::VideoAccelFlushVMMDev(void)
1484	{
1485	LogFlowFunc(("enter\n"));
1486	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1487	if (RT_SUCCESS(rc))
1488	{
1489	i_VideoAccelFlush(mpDrv->pUpPort);
1490	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1491	}
1492	LogFlowFunc(("leave\n"));
1493	}
1494
1495	/* Called always by one VRDP server thread. Can be thread-unsafe.
1496	*/
1497	void Display::i_VideoAccelVRDP(bool fEnable)
1498	{
1499	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1500
1501	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1502
1503	int c = fEnable?
1504	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1505	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1506
1507	Assert (c >= 0);
1508
1509	/* This can run concurrently with Display videoaccel state change. */
1510	RTCritSectEnter(&mVideoAccelLock);
1511
1512	if (c == 0)
1513	{
1514	/* The last client has disconnected, and the accel can be
1515	* disabled.
1516	*/
1517	Assert(fEnable == false);
1518
1519	mfVideoAccelVRDP = false;
1520	mfu32SupportedOrders = 0;
1521
1522	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1523	maFramebuffers, mcMonitors);
1524	#ifdef VBOX_WITH_HGSMI
1525	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1526	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1527	#endif /* VBOX_WITH_HGSMI */
1528
1529	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1530	}
1531	else if ( c == 1
1532	&& !mfVideoAccelVRDP)
1533	{
1534	/* The first client has connected. Enable the accel.
1535	*/
1536	Assert(fEnable == true);
1537
1538	mfVideoAccelVRDP = true;
1539	/* Supporting all orders. */
1540	mfu32SupportedOrders = UINT32_MAX;
1541
1542	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1543	maFramebuffers, mcMonitors);
1544	#ifdef VBOX_WITH_HGSMI
1545	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1546	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1547	#endif /* VBOX_WITH_HGSMI */
1548
1549	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1550	}
1551	else
1552	{
1553	/* A client is connected or disconnected but there is no change in the
1554	* accel state. It remains enabled.
1555	*/
1556	Assert(mfVideoAccelVRDP == true);
1557	}
1558
1559	RTCritSectLeave(&mVideoAccelLock);
1560	}
1561
1562	void Display::i_notifyPowerDown(void)
1563	{
1564	LogRelFlowFunc(("\n"));
1565
1566	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1567
1568	/* Source bitmaps are not available anymore. */
1569	mfSourceBitmapEnabled = false;
1570
1571	alock.release();
1572
1573	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1574	unsigned uScreenId = mcMonitors;
1575	while (uScreenId > 0)
1576	{
1577	--uScreenId;
1578
1579	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1580	if (!pFBInfo->fDisabled)
1581	{
1582	i_handleDisplayResize(uScreenId, 32,
1583	pFBInfo->pu8FramebufferVRAM,
1584	pFBInfo->u32LineSize,
1585	pFBInfo->w,
1586	pFBInfo->h,
1587	pFBInfo->flags);
1588	}
1589	}
1590	}
1591
1592	// Wrapped IDisplay methods
1593	/////////////////////////////////////////////////////////////////////////////
1594	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1595	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1596	{
1597	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1598
1599	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1600
1601	if (aScreenId >= mcMonitors)
1602	return E_INVALIDARG;
1603
1604	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1605
1606	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1607
1608	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1609	guestMonitorStatus = GuestMonitorStatus_Disabled;
1610	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1611	guestMonitorStatus = GuestMonitorStatus_Blank;
1612
1613	if (aWidth)
1614	*aWidth = pFBInfo->w;
1615	if (aHeight)
1616	*aHeight = pFBInfo->h;
1617	if (aBitsPerPixel)
1618	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1619	if (aXOrigin)
1620	*aXOrigin = pFBInfo->xOrigin;
1621	if (aYOrigin)
1622	*aYOrigin = pFBInfo->yOrigin;
1623	if (aGuestMonitorStatus)
1624	*aGuestMonitorStatus = guestMonitorStatus;
1625
1626	return S_OK;
1627	}
1628
1629
1630	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1631	{
1632	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1633
1634	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1635
1636	if (aScreenId >= mcMonitors)
1637	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1638	aScreenId, mcMonitors);
1639
1640	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1641	if (!pFBInfo->pFramebuffer.isNull())
1642	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1643	aScreenId);
1644
1645	pFBInfo->pFramebuffer = aFramebuffer;
1646	pFBInfo->framebufferId.create();
1647	aId = pFBInfo->framebufferId;
1648
1649	SafeArray<FramebufferCapabilities_T> caps;
1650	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1651	pFBInfo->u32Caps = 0;
1652	size_t i;
1653	for (i = 0; i < caps.size(); ++i)
1654	pFBInfo->u32Caps \|= caps[i];
1655
1656	alock.release();
1657
1658	/* The driver might not have been constructed yet */
1659	if (mpDrv)
1660	{
1661	/* Setup the new framebuffer. */
1662	i_handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
1663	pFBInfo->pu8FramebufferVRAM,
1664	pFBInfo->u32LineSize,
1665	pFBInfo->w,
1666	pFBInfo->h,
1667	pFBInfo->flags);
1668	}
1669
1670	Console::SafeVMPtrQuiet ptrVM(mParent);
1671	if (ptrVM.isOk())
1672	{
1673	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1674	if (mfIsCr3DEnabled)
1675	{
1676	VBOXCRCMDCTL_HGCM data;
1677	RT_ZERO(data);
1678	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1679	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1680
1681	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1682	data.aParms[0].u.uint32 = aScreenId;
1683
1684	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1685	AssertRC(vrc);
1686	}
1687	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1688
1689	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1690	3, this, aScreenId, false);
1691	}
1692
1693	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1694	return S_OK;
1695	}
1696
1697	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1698	{
1699	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1700
1701	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1702
1703	if (aScreenId >= mcMonitors)
1704	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1705	aScreenId, mcMonitors);
1706
1707	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1708
1709	if (pFBInfo->framebufferId != aId)
1710	{
1711	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1712	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1713	}
1714
1715	pFBInfo->pFramebuffer.setNull();
1716	pFBInfo->framebufferId.clear();
1717
1718	alock.release();
1719
1720	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1721	Console::SafeVMPtrQuiet ptrVM(mParent);
1722	if (ptrVM.isOk())
1723	{
1724	if (mfIsCr3DEnabled)
1725	{
1726	VBOXCRCMDCTL_HGCM data;
1727	RT_ZERO(data);
1728	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1729	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1730
1731	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1732	data.aParms[0].u.uint32 = aScreenId;
1733
1734	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1735	AssertRC(vrc);
1736	}
1737	}
1738	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1739
1740	return S_OK;
1741	}
1742
1743	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1744	{
1745	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1746
1747	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1748
1749	if (aScreenId >= mcMonitors)
1750	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1751	aScreenId, mcMonitors);
1752
1753	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1754
1755	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1756
1757	return S_OK;
1758	}
1759
1760	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1761	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1762	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1763	{
1764	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1765	{
1766	/* Some of parameters must not change. Query current mode. */
1767	ULONG ulWidth = 0;
1768	ULONG ulHeight = 0;
1769	ULONG ulBitsPerPixel = 0;
1770	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1771	if (FAILED(hr))
1772	return hr;
1773
1774	/* Assign current values to not changing parameters. */
1775	if (aWidth == 0)
1776	aWidth = ulWidth;
1777	if (aHeight == 0)
1778	aHeight = ulHeight;
1779	if (aBitsPerPixel == 0)
1780	aBitsPerPixel = ulBitsPerPixel;
1781	}
1782
1783	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1784
1785	if (aDisplay >= mcMonitors)
1786	return E_INVALIDARG;
1787
1788	CHECK_CONSOLE_DRV(mpDrv);
1789
1790	/*
1791	* It is up to the guest to decide whether the hint is
1792	* valid. Therefore don't do any VRAM sanity checks here.
1793	*/
1794
1795	/* Have to release the lock because the pfnRequestDisplayChange
1796	* will call EMT. */
1797	alock.release();
1798
1799	/* We always send the hint to the graphics card in case the guest enables
1800	* support later. For now we notify exactly when support is enabled. */
1801	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1802	aBitsPerPixel, aDisplay,
1803	aChangeOrigin ? aOriginX : ~0,
1804	aChangeOrigin ? aOriginY : ~0,
1805	RT_BOOL(aEnabled),
1806	mfGuestVBVACapabilities
1807	& VBVACAPS_VIDEO_MODE_HINTS);
1808	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1809	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1810	{
1811	mParent->i_sendACPIMonitorHotPlugEvent();
1812	}
1813
1814	/* We currently never suppress the VMMDev hint if the guest has requested
1815	* it. Specifically the video graphics driver may not be responsible for
1816	* screen positioning in the guest virtual desktop, and the component
1817	* responsible may want to get the hint from VMMDev. */
1818	VMMDev *pVMMDev = mParent->i_getVMMDev();
1819	if (pVMMDev)
1820	{
1821	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1822	if (pVMMDevPort)
1823	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1824	aDisplay, aOriginX, aOriginY,
1825	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1826	}
1827	return S_OK;
1828	}
1829
1830	HRESULT Display::setSeamlessMode(BOOL enabled)
1831	{
1832	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1833
1834	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1835	alock.release();
1836
1837	VMMDev *pVMMDev = mParent->i_getVMMDev();
1838	if (pVMMDev)
1839	{
1840	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1841	if (pVMMDevPort)
1842	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1843	}
1844	mfSeamlessEnabled = RT_BOOL(enabled);
1845
1846	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1847	if (!enabled)
1848	{
1849	VMMDev *vmmDev = mParent->i_getVMMDev();
1850	if (mfIsCr3DEnabled && vmmDev)
1851	{
1852	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1853	if (!pData)
1854	{
1855	AssertMsgFailed(("RTMemAlloc failed\n"));
1856	return VERR_NO_MEMORY;
1857	}
1858
1859	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1860	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1861
1862	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1863	pData->aParms[0].u.pointer.addr = NULL;
1864	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1865
1866	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
1867	if (!RT_SUCCESS(rc))
1868	{
1869	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1870	RTMemFree(pData);
1871	}
1872	}
1873	}
1874	#endif
1875	return S_OK;
1876	}
1877
1878	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1879	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
1880	uint32_t u32Width, uint32_t u32Height)
1881	{
1882	if ( pDisplay->mfIsCr3DEnabled
1883	&& pDisplay->mCrOglCallbacks.pfnHasData
1884	&& pDisplay->mCrOglCallbacks.pfnHasData())
1885	{
1886	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
1887	if (pVMMDev)
1888	{
1889	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
1890	if (pScreenshot)
1891	{
1892	/* screen id or CRSCREEN_ALL to specify all enabled */
1893	pScreenshot->u32Screen = aScreenId;
1894	pScreenshot->u32Width = u32Width;
1895	pScreenshot->u32Height = u32Height;
1896	pScreenshot->u32Pitch = u32Width * 4;
1897	pScreenshot->pvBuffer = pbData;
1898	pScreenshot->pvContext = NULL;
1899	pScreenshot->pfnScreenshotBegin = NULL;
1900	pScreenshot->pfnScreenshotPerform = NULL;
1901	pScreenshot->pfnScreenshotEnd = NULL;
1902
1903	VBOXCRCMDCTL_HGCM data;
1904	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1905	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
1906
1907	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1908	data.aParms[0].u.pointer.addr = pScreenshot;
1909	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
1910
1911	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1912
1913	RTMemFree(pScreenshot);
1914
1915	if (RT_SUCCESS(rc))
1916	return TRUE;
1917	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
1918	/* fall back to the non-3d mechanism */
1919	}
1920	}
1921	}
1922	return FALSE;
1923	}
1924	#endif
1925
1926	/* static */
1927	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
1928	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
1929	{
1930	int rc;
1931	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
1932	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
1933	{
1934	if (pDisplay->mpDrv)
1935	{
1936	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
1937	*pfMemFree = false;
1938	}
1939	else
1940	{
1941	/* No image. */
1942	*ppbData = NULL;
1943	*pcbData = 0;
1944	*pcx = 0;
1945	*pcy = 0;
1946	*pfMemFree = true;
1947	rc = VINF_SUCCESS;
1948	}
1949	}
1950	else if (aScreenId < pDisplay->mcMonitors)
1951	{
1952	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
1953
1954	uint32_t width = pFBInfo->w;
1955	uint32_t height = pFBInfo->h;
1956
1957	/* Allocate 32 bit per pixel bitmap. */
1958	size_t cbRequired = width * 4 * height;
1959
1960	if (cbRequired)
1961	{
1962	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
1963	if (pbDst != NULL)
1964	{
1965	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
1966	{
1967	/* Copy guest VRAM to the allocated 32bpp buffer. */
1968	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
1969	int32_t xSrc = 0;
1970	int32_t ySrc = 0;
1971	uint32_t u32SrcWidth = width;
1972	uint32_t u32SrcHeight = height;
1973	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
1974	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
1975
1976	int32_t xDst = 0;
1977	int32_t yDst = 0;
1978	uint32_t u32DstWidth = u32SrcWidth;
1979	uint32_t u32DstHeight = u32SrcHeight;
1980	uint32_t u32DstLineSize = u32DstWidth * 4;
1981	uint32_t u32DstBitsPerPixel = 32;
1982
1983	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
1984	width, height,
1985	pu8Src,
1986	xSrc, ySrc,
1987	u32SrcWidth, u32SrcHeight,
1988	u32SrcLineSize, u32SrcBitsPerPixel,
1989	pbDst,
1990	xDst, yDst,
1991	u32DstWidth, u32DstHeight,
1992	u32DstLineSize, u32DstBitsPerPixel);
1993	}
1994	else
1995	{
1996	memset(pbDst, 0, cbRequired);
1997	rc = VINF_SUCCESS;
1998	}
1999	if (RT_SUCCESS(rc))
2000	{
2001	*ppbData = pbDst;
2002	*pcbData = cbRequired;
2003	*pcx = width;
2004	*pcy = height;
2005	*pfMemFree = true;
2006	}
2007	else
2008	{
2009	RTMemFree(pbDst);
2010
2011	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2012	if ( rc == VERR_INVALID_STATE
2013	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2014	{
2015	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2016	*pfMemFree = false;
2017	}
2018	}
2019	}
2020	else
2021	rc = VERR_NO_MEMORY;
2022	}
2023	else
2024	{
2025	/* No image. */
2026	*ppbData = NULL;
2027	*pcbData = 0;
2028	*pcx = 0;
2029	*pcy = 0;
2030	*pfMemFree = true;
2031	rc = VINF_SUCCESS;
2032	}
2033	}
2034	else
2035	rc = VERR_INVALID_PARAMETER;
2036	return rc;
2037	}
2038
2039	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2040	BYTE *address, ULONG width, ULONG height)
2041	{
2042	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2043	/*
2044	* CrOgl screenshot hook/hack.
2045	*/
2046	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2047	return VINF_SUCCESS;
2048	#endif
2049
2050	uint8_t *pbData = NULL;
2051	size_t cbData = 0;
2052	uint32_t cx = 0;
2053	uint32_t cy = 0;
2054	bool fFreeMem = false;
2055	int vrc = VINF_SUCCESS;
2056
2057	int cRetries = 5;
2058	while (cRetries-- > 0)
2059	{
2060	/* Note! Not sure if the priority call is such a good idea here, but
2061	it would be nice to have an accurate screenshot for the bug
2062	report if the VM deadlocks. */
2063	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2064	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2065	if (vrc != VERR_TRY_AGAIN)
2066	{
2067	break;
2068	}
2069
2070	RTThreadSleep(10);
2071	}
2072
2073	if (RT_SUCCESS(vrc) && pbData)
2074	{
2075	if (cx == width && cy == height)
2076	{
2077	/* No scaling required. */
2078	memcpy(address, pbData, cbData);
2079	}
2080	else
2081	{
2082	/* Scale. */
2083	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2084
2085	uint8_t *dst = address;
2086	uint8_t *src = pbData;
2087	int dstW = width;
2088	int dstH = height;
2089	int srcW = cx;
2090	int srcH = cy;
2091	int iDeltaLine = cx * 4;
2092
2093	BitmapScale32(dst,
2094	dstW, dstH,
2095	src,
2096	iDeltaLine,
2097	srcW, srcH);
2098	}
2099
2100	if (fFreeMem)
2101	RTMemFree(pbData);
2102	else
2103	{
2104	/* This can be called from any thread. */
2105	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2106	}
2107	}
2108
2109	return vrc;
2110	}
2111
2112	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2113	BYTE *aAddress,
2114	ULONG aWidth,
2115	ULONG aHeight,
2116	BitmapFormat_T aBitmapFormat,
2117	ULONG *pcbOut)
2118	{
2119	HRESULT rc = S_OK;
2120
2121	/* Do not allow too small and too large screenshots. This also filters out negative
2122	* values passed as either 'aWidth' or 'aHeight'.
2123	*/
2124	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2125	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2126
2127	if ( aBitmapFormat != BitmapFormat_BGR0
2128	&& aBitmapFormat != BitmapFormat_BGRA
2129	&& aBitmapFormat != BitmapFormat_RGBA
2130	&& aBitmapFormat != BitmapFormat_PNG)
2131	{
2132	return setError(E_NOTIMPL,
2133	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2134	}
2135
2136	Console::SafeVMPtr ptrVM(mParent);
2137	if (!ptrVM.isOk())
2138	return ptrVM.rc();
2139
2140	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2141
2142	if (RT_SUCCESS(vrc))
2143	{
2144	const size_t cbData = aWidth * 4 * aHeight;
2145
2146	/* Most of uncompressed formats. */
2147	*pcbOut = (ULONG)cbData;
2148
2149	if (aBitmapFormat == BitmapFormat_BGR0)
2150	{
2151	/* Do nothing. */
2152	}
2153	else if (aBitmapFormat == BitmapFormat_BGRA)
2154	{
2155	uint32_t pu32 = (uint32_t )aAddress;
2156	size_t cPixels = aWidth * aHeight;
2157	while (cPixels--)
2158	{
2159	*pu32++ \|= UINT32_C(0xFF000000);
2160	}
2161	}
2162	else if (aBitmapFormat == BitmapFormat_RGBA)
2163	{
2164	uint8_t *pu8 = aAddress;
2165	size_t cPixels = aWidth * aHeight;
2166	while (cPixels--)
2167	{
2168	uint8_t u8 = pu8[0];
2169	pu8[0] = pu8[2];
2170	pu8[2] = u8;
2171	pu8[3] = 0xFF;
2172
2173	pu8 += 4;
2174	}
2175	}
2176	else if (aBitmapFormat == BitmapFormat_PNG)
2177	{
2178	uint8_t *pu8PNG = NULL;
2179	uint32_t cbPNG = 0;
2180	uint32_t cxPNG = 0;
2181	uint32_t cyPNG = 0;
2182
2183	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2184	if (RT_SUCCESS(vrc))
2185	{
2186	if (cbPNG <= cbData)
2187	{
2188	memcpy(aAddress, pu8PNG, cbPNG);
2189	*pcbOut = cbPNG;
2190	}
2191	else
2192	{
2193	rc = setError(E_FAIL,
2194	tr("PNG is larger than 32bpp bitmap"));
2195	}
2196	}
2197	else
2198	{
2199	rc = setError(VBOX_E_IPRT_ERROR,
2200	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2201	}
2202	RTMemFree(pu8PNG);
2203	}
2204	}
2205	else if (vrc == VERR_TRY_AGAIN)
2206	rc = setError(E_UNEXPECTED,
2207	tr("Screenshot is not available at this time"));
2208	else if (RT_FAILURE(vrc))
2209	rc = setError(VBOX_E_IPRT_ERROR,
2210	tr("Could not take a screenshot (%Rrc)"), vrc);
2211
2212	return rc;
2213	}
2214
2215	HRESULT Display::takeScreenShot(ULONG aScreenId,
2216	BYTE *aAddress,
2217	ULONG aWidth,
2218	ULONG aHeight,
2219	BitmapFormat_T aBitmapFormat)
2220	{
2221	HRESULT rc = S_OK;
2222
2223	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2224	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2225
2226	ULONG cbOut = 0;
2227	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2228	NOREF(cbOut);
2229
2230	LogRelFlowFunc(("%Rhrc\n", rc));
2231	return rc;
2232	}
2233
2234	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2235	ULONG aWidth,
2236	ULONG aHeight,
2237	BitmapFormat_T aBitmapFormat,
2238	std::vector<BYTE> &aScreenData)
2239	{
2240	HRESULT rc = S_OK;
2241
2242	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2243	aScreenId, aWidth, aHeight, aBitmapFormat));
2244
2245	/* Do not allow too small and too large screenshots. This also filters out negative
2246	* values passed as either 'aWidth' or 'aHeight'.
2247	*/
2248	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2249	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2250
2251	const size_t cbData = aWidth * 4 * aHeight;
2252	aScreenData.resize(cbData);
2253
2254	ULONG cbOut = 0;
2255	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2256	if (FAILED(rc))
2257	cbOut = 0;
2258
2259	aScreenData.resize(cbOut);
2260
2261	LogRelFlowFunc(("%Rhrc\n", rc));
2262	return rc;
2263	}
2264
2265
2266	int Display::i_VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2267	{
2268	#ifdef VBOX_WITH_VIDEOREC
2269	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2270	for (unsigned i = 0; i < Screens.size(); i++)
2271	{
2272	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(Screens[i]);
2273
2274	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2275
2276	if (fChanged && i < mcMonitors)
2277	videoCaptureScreenChanged(i);
2278
2279	}
2280	return VINF_SUCCESS;
2281	#else
2282	ComSafeArrayNoRef(aScreens);
2283	return VERR_NOT_SUPPORTED;
2284	#endif
2285	}
2286
2287	/**
2288	* Start video capturing. Does nothing if capturing is already active.
2289	*/
2290	int Display::i_VideoCaptureStart()
2291	{
2292	#ifdef VBOX_WITH_VIDEOREC
2293	if (VideoRecIsEnabled(mpVideoRecCtx))
2294	return VINF_SUCCESS;
2295
2296	int rc = VideoRecContextCreate(mcMonitors, &mpVideoRecCtx);
2297	if (RT_FAILURE(rc))
2298	{
2299	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2300	return rc;
2301	}
2302	ComPtr<IMachine> pMachine = mParent->i_machine();
2303	com::SafeArray<BOOL> screens;
2304	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2305	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2306	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2307	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2308	ULONG ulWidth;
2309	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2310	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2311	ULONG ulHeight;
2312	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2313	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2314	ULONG ulRate;
2315	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2316	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2317	ULONG ulFPS;
2318	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2319	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2320	BSTR strFile;
2321	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2322	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2323	ULONG ulMaxTime;
2324	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2325	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2326	ULONG ulMaxSize;
2327	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2328	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2329	BSTR strOptions;
2330	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2331	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2332
2333	RTTIMESPEC ts;
2334	RTTimeNow(&ts);
2335	RTTIME time;
2336	RTTimeExplode(&time, &ts);
2337	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2338	{
2339	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2340	char *pszSuff = RTPathSuffix(pszAbsPath);
2341	if (pszSuff)
2342	pszSuff = RTStrDup(pszSuff);
2343	RTPathStripSuffix(pszAbsPath);
2344	if (!pszAbsPath)
2345	rc = VERR_INVALID_PARAMETER;
2346	if (!pszSuff)
2347	pszSuff = RTStrDup(".webm");
2348	char *pszName = NULL;
2349	if (RT_SUCCESS(rc))
2350	{
2351	if (mcMonitors > 1)
2352	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2353	else
2354	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2355	}
2356	if (RT_SUCCESS(rc))
2357	{
2358	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2359	pszName, ulWidth, ulHeight,
2360	ulRate, ulFPS, ulMaxTime,
2361	ulMaxSize, com::Utf8Str(strOptions).c_str());
2362	if (rc == VERR_ALREADY_EXISTS)
2363	{
2364	RTStrFree(pszName);
2365	pszName = NULL;
2366
2367	if (mcMonitors > 1)
2368	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2369	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2370	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2371	uScreen+1, pszSuff);
2372	else
2373	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2374	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2375	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2376	pszSuff);
2377	if (RT_SUCCESS(rc))
2378	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2379	pszName, ulWidth, ulHeight, ulRate,
2380	ulFPS, ulMaxTime,
2381	ulMaxSize, com::Utf8Str(strOptions).c_str());
2382	}
2383	}
2384
2385	if (RT_SUCCESS(rc))
2386	{
2387	videoCaptureScreenChanged(uScreen);
2388	}
2389	else
2390	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u, (%Rrc)\n", uScreen, rc));
2391
2392	RTStrFree(pszName);
2393	RTStrFree(pszSuff);
2394	RTStrFree(pszAbsPath);
2395	}
2396	return rc;
2397	#else /* VBOX_WITH_VIDEOREC */
2398	return VERR_NOT_SUPPORTED;
2399	#endif
2400	}
2401
2402	/**
2403	* Stop video capturing. Does nothing if video capturing is not active.
2404	*/
2405	void Display::i_VideoCaptureStop()
2406	{
2407	#ifdef VBOX_WITH_VIDEOREC
2408	if (!VideoRecIsEnabled(mpVideoRecCtx))
2409	return;
2410
2411	VideoRecContextDestroy(mpVideoRecCtx);
2412	mpVideoRecCtx = NULL;
2413
2414	unsigned uScreenId;
2415	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2416	videoCaptureScreenChanged(uScreenId);
2417	#endif
2418	}
2419
2420	#ifdef VBOX_WITH_VIDEOREC
2421	void Display::videoCaptureScreenChanged(unsigned uScreenId)
2422	{
2423	if ( !VideoRecIsEnabled(mpVideoRecCtx)
2424	\|\| !maVideoRecEnabled[uScreenId])
2425	{
2426	/* Skip recording this screen. */
2427	return;
2428	}
2429
2430	/* Get a new source bitmap which will be used by video capture code. */
2431	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2432	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2433
2434	int rc2 = RTCritSectEnter(&mVideoCaptureLock);
2435	if (RT_SUCCESS(rc2))
2436	{
2437	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2438
2439	rc2 = RTCritSectLeave(&mVideoCaptureLock);
2440	AssertRC(rc2);
2441	}
2442	}
2443	#endif /* VBOX_WITH_VIDEOREC */
2444
2445	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2446	ULONG x, ULONG y, ULONG width, ULONG height)
2447	{
2448	int rc = VINF_SUCCESS;
2449
2450	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2451
2452	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2453	{
2454	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2455	}
2456	else if (aScreenId < pDisplay->mcMonitors)
2457	{
2458	/* Copy the bitmap to the guest VRAM. */
2459	const uint8_t *pu8Src = address;
2460	int32_t xSrc = 0;
2461	int32_t ySrc = 0;
2462	uint32_t u32SrcWidth = width;
2463	uint32_t u32SrcHeight = height;
2464	uint32_t u32SrcLineSize = width * 4;
2465	uint32_t u32SrcBitsPerPixel = 32;
2466
2467	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2468	int32_t xDst = x;
2469	int32_t yDst = y;
2470	uint32_t u32DstWidth = pFBInfo->w;
2471	uint32_t u32DstHeight = pFBInfo->h;
2472	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2473	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2474
2475	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2476	width, height,
2477	pu8Src,
2478	xSrc, ySrc,
2479	u32SrcWidth, u32SrcHeight,
2480	u32SrcLineSize, u32SrcBitsPerPixel,
2481	pu8Dst,
2482	xDst, yDst,
2483	u32DstWidth, u32DstHeight,
2484	u32DstLineSize, u32DstBitsPerPixel);
2485	if (RT_SUCCESS(rc))
2486	{
2487	if (!pFBInfo->pSourceBitmap.isNull())
2488	{
2489	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2490	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2491	*/
2492	if ( pFBInfo->fDefaultFormat
2493	&& !pFBInfo->fDisabled)
2494	{
2495	BYTE *pAddress = NULL;
2496	ULONG ulWidth = 0;
2497	ULONG ulHeight = 0;
2498	ULONG ulBitsPerPixel = 0;
2499	ULONG ulBytesPerLine = 0;
2500	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2501
2502	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2503	&ulWidth,
2504	&ulHeight,
2505	&ulBitsPerPixel,
2506	&ulBytesPerLine,
2507	&bitmapFormat);
2508	if (SUCCEEDED(hrc))
2509	{
2510	pu8Src = pFBInfo->pu8FramebufferVRAM;
2511	xSrc = x;
2512	ySrc = y;
2513	u32SrcWidth = pFBInfo->w;
2514	u32SrcHeight = pFBInfo->h;
2515	u32SrcLineSize = pFBInfo->u32LineSize;
2516	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2517
2518	/* Default format is 32 bpp. */
2519	pu8Dst = pAddress;
2520	xDst = xSrc;
2521	yDst = ySrc;
2522	u32DstWidth = u32SrcWidth;
2523	u32DstHeight = u32SrcHeight;
2524	u32DstLineSize = u32DstWidth * 4;
2525	u32DstBitsPerPixel = 32;
2526
2527	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2528	width, height,
2529	pu8Src,
2530	xSrc, ySrc,
2531	u32SrcWidth, u32SrcHeight,
2532	u32SrcLineSize, u32SrcBitsPerPixel,
2533	pu8Dst,
2534	xDst, yDst,
2535	u32DstWidth, u32DstHeight,
2536	u32DstLineSize, u32DstBitsPerPixel);
2537	}
2538	}
2539	}
2540
2541	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2542	}
2543	}
2544	else
2545	{
2546	rc = VERR_INVALID_PARAMETER;
2547	}
2548
2549	if (RT_SUCCESS(rc))
2550	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2551
2552	return rc;
2553	}
2554
2555	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2556	{
2557	/// @todo (r=dmik) this function may take too long to complete if the VM
2558	// is doing something like saving state right now. Which, in case if it
2559	// is called on the GUI thread, will make it unresponsive. We should
2560	// check the machine state here (by enclosing the check and VMRequCall
2561	// within the Console lock to make it atomic).
2562
2563	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2564	(void *)aAddress, aX, aY, aWidth, aHeight));
2565
2566	CheckComArgExpr(aWidth, aWidth != 0);
2567	CheckComArgExpr(aHeight, aHeight != 0);
2568
2569	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2570
2571	CHECK_CONSOLE_DRV(mpDrv);
2572
2573	Console::SafeVMPtr ptrVM(mParent);
2574	if (!ptrVM.isOk())
2575	return ptrVM.rc();
2576
2577	/* Release lock because the call scheduled on EMT may also try to take it. */
2578	alock.release();
2579
2580	/*
2581	* Again we're lazy and make the graphics device do all the
2582	* dirty conversion work.
2583	*/
2584	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2585	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2586
2587	/*
2588	* If the function returns not supported, we'll have to do all the
2589	* work ourselves using the framebuffer.
2590	*/
2591	HRESULT rc = S_OK;
2592	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2593	{
2594	/** @todo implement generic fallback for screen blitting. */
2595	rc = E_NOTIMPL;
2596	}
2597	else if (RT_FAILURE(rcVBox))
2598	rc = setError(VBOX_E_IPRT_ERROR,
2599	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2600	/// @todo
2601	// else
2602	// {
2603	// /* All ok. Redraw the screen. */
2604	// handleDisplayUpdate(x, y, width, height);
2605	// }
2606
2607	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2608	return rc;
2609	}
2610
2611	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2612	{
2613	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2614
2615	unsigned uScreenId;
2616	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2617	{
2618	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2619
2620	if ( !pFBInfo->fVBVAEnabled
2621	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2622	{
2623	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2624	}
2625	else
2626	{
2627	if (!pFBInfo->fDisabled)
2628	{
2629	/* Render complete VRAM screen to the framebuffer.
2630	* When framebuffer uses VRAM directly, just notify it to update.
2631	*/
2632	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2633	{
2634	BYTE *pAddress = NULL;
2635	ULONG ulWidth = 0;
2636	ULONG ulHeight = 0;
2637	ULONG ulBitsPerPixel = 0;
2638	ULONG ulBytesPerLine = 0;
2639	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2640
2641	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2642	&ulWidth,
2643	&ulHeight,
2644	&ulBitsPerPixel,
2645	&ulBytesPerLine,
2646	&bitmapFormat);
2647	if (SUCCEEDED(hrc))
2648	{
2649	uint32_t width = pFBInfo->w;
2650	uint32_t height = pFBInfo->h;
2651
2652	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2653	int32_t xSrc = 0;
2654	int32_t ySrc = 0;
2655	uint32_t u32SrcWidth = pFBInfo->w;
2656	uint32_t u32SrcHeight = pFBInfo->h;
2657	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2658	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2659
2660	/* Default format is 32 bpp. */
2661	uint8_t *pu8Dst = pAddress;
2662	int32_t xDst = xSrc;
2663	int32_t yDst = ySrc;
2664	uint32_t u32DstWidth = u32SrcWidth;
2665	uint32_t u32DstHeight = u32SrcHeight;
2666	uint32_t u32DstLineSize = u32DstWidth * 4;
2667	uint32_t u32DstBitsPerPixel = 32;
2668
2669	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2670	* implies resize of Framebuffer is in progress and
2671	* copyrect should not be called.
2672	*/
2673	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2674	{
2675	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2676	width, height,
2677	pu8Src,
2678	xSrc, ySrc,
2679	u32SrcWidth, u32SrcHeight,
2680	u32SrcLineSize, u32SrcBitsPerPixel,
2681	pu8Dst,
2682	xDst, yDst,
2683	u32DstWidth, u32DstHeight,
2684	u32DstLineSize, u32DstBitsPerPixel);
2685	}
2686	}
2687	}
2688
2689	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2690	}
2691	}
2692	if (!fUpdateAll)
2693	break;
2694	}
2695	LogRelFlowFunc(("done\n"));
2696	return VINF_SUCCESS;
2697	}
2698
2699	/**
2700	* Does a full invalidation of the VM display and instructs the VM
2701	* to update it immediately.
2702	*
2703	* @returns COM status code
2704	*/
2705
2706	HRESULT Display::invalidateAndUpdate()
2707	{
2708	LogRelFlowFunc(("\n"));
2709
2710	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2711
2712	CHECK_CONSOLE_DRV(mpDrv);
2713
2714	Console::SafeVMPtr ptrVM(mParent);
2715	if (!ptrVM.isOk())
2716	return ptrVM.rc();
2717
2718	HRESULT rc = S_OK;
2719
2720	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2721
2722	/* Have to release the lock when calling EMT. */
2723	alock.release();
2724
2725	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2726	3, this, 0, true);
2727	alock.acquire();
2728
2729	if (RT_FAILURE(rcVBox))
2730	rc = setError(VBOX_E_IPRT_ERROR,
2731	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2732
2733	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2734	return rc;
2735	}
2736
2737	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2738	{
2739	LogRelFlowFunc(("\n"));
2740
2741	HRESULT rc = S_OK;
2742
2743	Console::SafeVMPtr ptrVM(mParent);
2744	if (!ptrVM.isOk())
2745	return ptrVM.rc();
2746
2747	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2748	3, this, aScreenId, false);
2749	if (RT_FAILURE(rcVBox))
2750	rc = setError(VBOX_E_IPRT_ERROR,
2751	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2752
2753	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2754	return rc;
2755	}
2756
2757	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2758	{
2759	#ifdef VBOX_WITH_VIDEOHWACCEL
2760	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
2761	return S_OK;
2762	#else
2763	return E_NOTIMPL;
2764	#endif
2765	}
2766
2767	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2768	{
2769	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2770
2771	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2772	if (mfIsCr3DEnabled)
2773	{
2774	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2775	if (RT_FAILURE(rc))
2776	{
2777	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2778	pFb->pendingViewportInfo.fPending = true;
2779	pFb->pendingViewportInfo.x = aX;
2780	pFb->pendingViewportInfo.y = aY;
2781	pFb->pendingViewportInfo.width = aWidth;
2782	pFb->pendingViewportInfo.height = aHeight;
2783	}
2784	}
2785	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2786
2787	/* The driver might not have been constructed yet */
2788	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2789	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2790
2791	return S_OK;
2792	}
2793
2794	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2795	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2796	{
2797	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2798
2799	Console::SafeVMPtr ptrVM(mParent);
2800	if (!ptrVM.isOk())
2801	return ptrVM.rc();
2802
2803	bool fSetRenderVRAM = false;
2804	bool fInvalidate = false;
2805
2806	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2807
2808	if (aScreenId >= mcMonitors)
2809	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
2810	aScreenId, mcMonitors);
2811
2812	if (!mfSourceBitmapEnabled)
2813	{
2814	aDisplaySourceBitmap = NULL;
2815	return E_FAIL;
2816	}
2817
2818	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2819
2820	/* No source bitmap for a blank guest screen. */
2821	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
2822	{
2823	aDisplaySourceBitmap = NULL;
2824	return E_FAIL;
2825	}
2826
2827	HRESULT hr = S_OK;
2828
2829	if (pFBInfo->pSourceBitmap.isNull())
2830	{
2831	/* Create a new object. */
2832	ComObjPtr<DisplaySourceBitmap> obj;
2833	hr = obj.createObject();
2834	if (SUCCEEDED(hr))
2835	hr = obj->init(this, aScreenId, pFBInfo);
2836
2837	if (SUCCEEDED(hr))
2838	{
2839	bool fDefaultFormat = !obj->i_usesVRAM();
2840
2841	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2842	{
2843	/* Start buffer updates. */
2844	BYTE *pAddress = NULL;
2845	ULONG ulWidth = 0;
2846	ULONG ulHeight = 0;
2847	ULONG ulBitsPerPixel = 0;
2848	ULONG ulBytesPerLine = 0;
2849	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2850
2851	obj->QueryBitmapInfo(&pAddress,
2852	&ulWidth,
2853	&ulHeight,
2854	&ulBitsPerPixel,
2855	&ulBytesPerLine,
2856	&bitmapFormat);
2857
2858	mpDrv->IConnector.pbData = pAddress;
2859	mpDrv->IConnector.cbScanline = ulBytesPerLine;
2860	mpDrv->IConnector.cBits = ulBitsPerPixel;
2861	mpDrv->IConnector.cx = ulWidth;
2862	mpDrv->IConnector.cy = ulHeight;
2863
2864	fSetRenderVRAM = fDefaultFormat;
2865	}
2866
2867	/* Make sure that the bitmap contains the latest image. */
2868	fInvalidate = fDefaultFormat;
2869
2870	pFBInfo->pSourceBitmap = obj;
2871	pFBInfo->fDefaultFormat = fDefaultFormat;
2872	}
2873	}
2874
2875	if (SUCCEEDED(hr))
2876	{
2877	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
2878	}
2879
2880	/* Leave the IDisplay lock because the VGA device must not be called under it. */
2881	alock.release();
2882
2883	if (SUCCEEDED(hr))
2884	{
2885	if (fSetRenderVRAM)
2886	{
2887	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
2888	}
2889
2890	if (fInvalidate)
2891	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2892	3, this, aScreenId, false);
2893	}
2894
2895	LogRelFlowFunc(("%Rhrc\n", hr));
2896	return hr;
2897	}
2898
2899	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
2900	{
2901	NOREF(aGuestScreenLayout);
2902	return E_NOTIMPL;
2903	}
2904
2905	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
2906	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
2907	{
2908	NOREF(aScreenLayoutMode);
2909	NOREF(aGuestScreenInfo);
2910	return E_NOTIMPL;
2911	}
2912
2913	// wrapped IEventListener method
2914	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
2915	{
2916	VBoxEventType_T aType = VBoxEventType_Invalid;
2917
2918	aEvent->COMGETTER(Type)(&aType);
2919	switch (aType)
2920	{
2921	case VBoxEventType_OnStateChanged:
2922	{
2923	ComPtr<IStateChangedEvent> scev = aEvent;
2924	Assert(scev);
2925	MachineState_T machineState;
2926	scev->COMGETTER(State)(&machineState);
2927	if ( machineState == MachineState_Running
2928	\|\| machineState == MachineState_Teleporting
2929	\|\| machineState == MachineState_LiveSnapshotting
2930	\|\| machineState == MachineState_DeletingSnapshotOnline
2931	)
2932	{
2933	LogRelFlowFunc(("Machine is running.\n"));
2934
2935	#ifdef VBOX_WITH_CROGL
2936	i_crOglWindowsShow(true);
2937	#endif
2938	}
2939	else
2940	{
2941	#ifdef VBOX_WITH_CROGL
2942	if (machineState == MachineState_Paused)
2943	i_crOglWindowsShow(false);
2944	#endif
2945	}
2946	break;
2947	}
2948	default:
2949	AssertFailed();
2950	}
2951
2952	return S_OK;
2953	}
2954
2955
2956	// private methods
2957	/////////////////////////////////////////////////////////////////////////////
2958
2959	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2960	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
2961	{
2962	VMMDev *pVMMDev = mParent->i_getVMMDev();
2963	if (!pVMMDev)
2964	return VERR_INVALID_STATE;
2965
2966	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
2967	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
2968
2969	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2970	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
2971
2972	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2973	pData->aParms[0].u.uint32 = aScreenId;
2974
2975	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
2976	pData->aParms[1].u.uint32 = x;
2977
2978	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
2979	pData->aParms[2].u.uint32 = y;
2980
2981	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
2982	pData->aParms[3].u.uint32 = width;
2983
2984	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
2985	pData->aParms[4].u.uint32 = height;
2986
2987	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
2988	}
2989	#endif
2990
2991	#ifdef VBOX_WITH_CRHGSMI
2992	void Display::i_setupCrHgsmiData(void)
2993	{
2994	VMMDev *pVMMDev = mParent->i_getVMMDev();
2995	Assert(pVMMDev);
2996	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
2997	AssertRC(rc);
2998
2999	if (pVMMDev)
3000	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3001	else
3002	rc = VERR_GENERAL_FAILURE;
3003
3004	if (RT_SUCCESS(rc))
3005	{
3006	Assert(mhCrOglSvc);
3007	/* setup command completion callback */
3008	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3009	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3010	Completion.Hdr.cbCmd = sizeof(Completion);
3011	Completion.hCompletion = mpDrv->pVBVACallbacks;
3012	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3013
3014	VBOXHGCMSVCPARM parm;
3015	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3016	parm.u.pointer.addr = &Completion;
3017	parm.u.pointer.size = 0;
3018
3019	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3020	if (RT_SUCCESS(rc))
3021	mCrOglCallbacks = Completion.MainInterface;
3022	else
3023	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3024	}
3025
3026	if (RT_FAILURE(rc))
3027	mhCrOglSvc = NULL;
3028
3029	RTCritSectRwLeaveExcl(&mCrOglLock);
3030	}
3031
3032	void Display::i_destructCrHgsmiData(void)
3033	{
3034	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3035	AssertRC(rc);
3036	mhCrOglSvc = NULL;
3037	RTCritSectRwLeaveExcl(&mCrOglLock);
3038	}
3039	#endif /* VBOX_WITH_CRHGSMI */
3040
3041	/**
3042	* Handle display resize event issued by the VGA device for the primary screen.
3043	*
3044	* @see PDMIDISPLAYCONNECTOR::pfnResize
3045	*/
3046	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3047	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3048	{
3049	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3050	Display *pThis = pDrv->pDisplay;
3051
3052	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3053	bpp, pvVRAM, cbLine, cx, cy));
3054
3055	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3056	if (!f)
3057	{
3058	/* This is a result of recursive call when the source bitmap is being updated
3059	* during a VGA resize. Tell the VGA device to ignore the call.
3060	*
3061	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3062	* fail on resize.
3063	*/
3064	LogRel(("displayResizeCallback: already processing\n"));
3065	return VINF_VGA_RESIZE_IN_PROGRESS;
3066	}
3067
3068	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3069
3070	/* Restore the flag. */
3071	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3072	AssertRelease(f);
3073
3074	return rc;
3075	}
3076
3077	/**
3078	* Handle display update.
3079	*
3080	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3081	*/
3082	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3083	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3084	{
3085	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3086
3087	#ifdef DEBUG_sunlover
3088	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3089	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3090	#endif /* DEBUG_sunlover */
3091
3092	/* This call does update regardless of VBVA status.
3093	* But in VBVA mode this is called only as result of
3094	* pfnUpdateDisplayAll in the VGA device.
3095	*/
3096
3097	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3098	}
3099
3100	/**
3101	* Periodic display refresh callback.
3102	*
3103	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3104	* @thread EMT
3105	*/
3106	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3107	{
3108	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3109
3110	#ifdef DEBUG_sunlover_2
3111	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3112	pDrv->pDisplay->mfVideoAccelEnabled));
3113	#endif /* DEBUG_sunlover_2 */
3114
3115	Display *pDisplay = pDrv->pDisplay;
3116	unsigned uScreenId;
3117
3118	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3119	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3120	{
3121	if (rc == VWRN_INVALID_STATE)
3122	{
3123	/* No VBVA do a display update. */
3124	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3125	}
3126
3127	/* Inform the VRDP server that the current display update sequence is
3128	* completed. At this moment the framebuffer memory contains a definite
3129	* image, that is synchronized with the orders already sent to VRDP client.
3130	* The server can now process redraw requests from clients or initial
3131	* fullscreen updates for new clients.
3132	*/
3133	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3134	{
3135	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3136	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3137	}
3138	}
3139
3140	#ifdef VBOX_WITH_VIDEOREC
3141	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3142	{
3143	do {
3144	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3145	if (pDisplay->mfIsCr3DEnabled)
3146	{
3147	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3148	{
3149	if ( pDisplay->mCrOglCallbacks.pfnHasData
3150	&& pDisplay->mCrOglCallbacks.pfnHasData())
3151	{
3152	/* submit */
3153	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3154
3155	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3156	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3157
3158	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3159	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3160	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3161	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3162	if (RT_SUCCESS(rc))
3163	break;
3164	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3165	}
3166
3167	/* no 3D data available, or error has occured,
3168	* go the straight way */
3169	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3170	}
3171	else
3172	{
3173	/* record request is still in progress, don't do anything */
3174	break;
3175	}
3176	}
3177	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3178
3179	uint64_t u64Now = RTTimeProgramMilliTS();
3180	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3181	{
3182	if (!pDisplay->maVideoRecEnabled[uScreenId])
3183	continue;
3184
3185	if (VideoRecLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3186	{
3187	pDisplay->i_VideoCaptureStop();
3188	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3189	break;
3190	}
3191
3192	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3193	if (!pFBInfo->fDisabled)
3194	{
3195	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3196	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3197	if (RT_SUCCESS(rc2))
3198	{
3199	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3200	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3201	}
3202
3203	if (!pSourceBitmap.isNull())
3204	{
3205	BYTE *pbAddress = NULL;
3206	ULONG ulWidth = 0;
3207	ULONG ulHeight = 0;
3208	ULONG ulBitsPerPixel = 0;
3209	ULONG ulBytesPerLine = 0;
3210	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3211	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3212	&ulWidth,
3213	&ulHeight,
3214	&ulBitsPerPixel,
3215	&ulBytesPerLine,
3216	&bitmapFormat);
3217	if (SUCCEEDED(hr) && pbAddress)
3218	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3219	BitmapFormat_BGR,
3220	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3221	pbAddress, u64Now);
3222	else
3223	rc = VERR_NOT_SUPPORTED;
3224
3225	pSourceBitmap.setNull();
3226	}
3227	else
3228	rc = VERR_NOT_SUPPORTED;
3229
3230	if (rc == VINF_TRY_AGAIN)
3231	break;
3232	}
3233	}
3234	} while (0);
3235	}
3236	#endif /* VBOX_WITH_VIDEOREC */
3237
3238	#ifdef DEBUG_sunlover_2
3239	LogFlowFunc(("leave\n"));
3240	#endif /* DEBUG_sunlover_2 */
3241	}
3242
3243	/**
3244	* Reset notification
3245	*
3246	* @see PDMIDISPLAYCONNECTOR::pfnReset
3247	*/
3248	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3249	{
3250	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3251
3252	LogRelFlowFunc(("\n"));
3253
3254	/* Disable VBVA mode. */
3255	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3256	}
3257
3258	/**
3259	* LFBModeChange notification
3260	*
3261	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3262	*/
3263	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3264	{
3265	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3266
3267	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3268
3269	NOREF(fEnabled);
3270
3271	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3272	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3273	}
3274
3275	/**
3276	* Adapter information change notification.
3277	*
3278	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3279	*/
3280	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3281	uint32_t u32VRAMSize)
3282	{
3283	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3284	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3285	}
3286
3287	/**
3288	* Display information change notification.
3289	*
3290	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3291	*/
3292	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3293	void *pvVRAM, unsigned uScreenId)
3294	{
3295	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3296	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3297	}
3298
3299	#ifdef VBOX_WITH_VIDEOHWACCEL
3300
3301	#ifndef S_FALSE
3302	# define S_FALSE ((HRESULT)1L)
3303	#endif
3304
3305	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3306	{
3307	unsigned id = (unsigned)pCommand->iDisplay;
3308	if (id >= mcMonitors)
3309	return VERR_INVALID_PARAMETER;
3310
3311	ComPtr<IFramebuffer> pFramebuffer;
3312	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3313	pFramebuffer = maFramebuffers[id].pFramebuffer;
3314	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3315	arlock.release();
3316
3317	if (pFramebuffer == NULL \|\| !fVHWASupported)
3318	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3319
3320	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3321	if (hr == S_FALSE)
3322	return VINF_SUCCESS;
3323	if (SUCCEEDED(hr))
3324	return VINF_CALLBACK_RETURN;
3325	if (hr == E_ACCESSDENIED)
3326	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3327	if (hr == E_NOTIMPL)
3328	return VERR_NOT_IMPLEMENTED;
3329	return VERR_GENERAL_FAILURE;
3330	}
3331
3332	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3333	{
3334	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3335
3336	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3337	}
3338	#endif
3339
3340	#ifdef VBOX_WITH_CRHGSMI
3341	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3342	{
3343	RT_NOREF(u32Function);
3344	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3345	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3346	}
3347
3348	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3349	{
3350	RT_NOREF(u32Function);
3351	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3352	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3353	}
3354
3355	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3356	{
3357	int rc = VERR_NOT_SUPPORTED;
3358	VBOXHGCMSVCPARM parm;
3359	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3360	parm.u.pointer.addr = pCmd;
3361	parm.u.pointer.size = cbCmd;
3362
3363	if (mhCrOglSvc)
3364	{
3365	VMMDev *pVMMDev = mParent->i_getVMMDev();
3366	if (pVMMDev)
3367	{
3368	/* no completion callback is specified with this call,
3369	* the CrOgl code will complete the CrHgsmi command once it processes it */
3370	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3371	AssertRC(rc);
3372	if (RT_SUCCESS(rc))
3373	return;
3374	}
3375	else
3376	rc = VERR_INVALID_STATE;
3377	}
3378
3379	/* we are here because something went wrong with command processing, complete it */
3380	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3381	}
3382
3383	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3384	{
3385	int rc = VERR_NOT_SUPPORTED;
3386	VBOXHGCMSVCPARM parm;
3387	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3388	parm.u.pointer.addr = pCtl;
3389	parm.u.pointer.size = cbCtl;
3390
3391	if (mhCrOglSvc)
3392	{
3393	VMMDev *pVMMDev = mParent->i_getVMMDev();
3394	if (pVMMDev)
3395	{
3396	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3397	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3398	Display::i_displayCrHgsmiControlCompletion, this);
3399	AssertRC(rc);
3400	if (RT_SUCCESS(rc))
3401	{
3402	if (fCheckPendingViewport)
3403	{
3404	ULONG ul;
3405	for (ul = 0; ul < mcMonitors; ul++)
3406	{
3407	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3408	if (!pFb->pendingViewportInfo.fPending)
3409	continue;
3410
3411	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3412	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3413	if (RT_SUCCESS(rc))
3414	pFb->pendingViewportInfo.fPending = false;
3415	else
3416	{
3417	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3418	rc = VINF_SUCCESS;
3419	}
3420	}
3421	}
3422	return;
3423	}
3424	}
3425	else
3426	rc = VERR_INVALID_STATE;
3427	}
3428
3429	/* we are here because something went wrong with command processing, complete it */
3430	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3431	}
3432
3433	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3434	uint32_t cbCmd)
3435	{
3436	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3437
3438	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3439	}
3440
3441	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3442	uint32_t cbCmd)
3443	{
3444	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3445
3446	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3447	}
3448
3449	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3450	void *pvContext)
3451	{
3452	AssertMsgFailed(("not expected!\n"));
3453	Display pDisplay = (Display )pvContext;
3454	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3455	}
3456
3457	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3458	void *pvContext)
3459	{
3460	Display pDisplay = (Display )pvContext;
3461	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3462
3463	}
3464	#endif
3465
3466	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3467	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3468	void *pvContext)
3469	{
3470	RT_NOREF(u32Function);
3471	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3472	if (pCmd->u.pfnInternal)
3473	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3474	}
3475
3476	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3477	PFNCRCTLCOMPLETION pfnCompletion,
3478	void *pvCompletion)
3479	{
3480	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3481	if (!pVMMDev)
3482	{
3483	AssertMsgFailed(("no vmmdev\n"));
3484	return VERR_INVALID_STATE;
3485	}
3486
3487	Assert(mhCrOglSvc);
3488	VBOXHGCMSVCPARM parm;
3489	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3490	parm.u.pointer.addr = pCmd;
3491	parm.u.pointer.size = cbCmd;
3492
3493	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3494	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3495	pvCompletion);
3496	if (!RT_SUCCESS(rc))
3497	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3498
3499	return rc;
3500	}
3501
3502	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3503	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3504	PFNCRCTLCOMPLETION pfnCompletion,
3505	void *pvCompletion)
3506	{
3507	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3508	Display *pThis = pDrv->pDisplay;
3509	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3510	}
3511
3512	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3513	{
3514	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3515	if (RT_SUCCESS(rc))
3516	{
3517	if (mhCrOglSvc)
3518	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3519	else
3520	rc = VERR_NOT_SUPPORTED;
3521
3522	RTCritSectRwLeaveShared(&mCrOglLock);
3523	}
3524	return rc;
3525	}
3526
3527	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3528	{
3529	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3530	if (RT_SUCCESS(rc))
3531	{
3532	if (mhCrOglSvc)
3533	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3534	else
3535	rc = VERR_NOT_SUPPORTED;
3536
3537	RTCritSectRwLeaveShared(&mCrOglLock);
3538	}
3539	return rc;
3540	}
3541
3542	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3543	{
3544	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3545	if (!pCmdCopy)
3546	{
3547	LogRel(("RTMemAlloc failed\n"));
3548	return VERR_NO_MEMORY;
3549	}
3550
3551	memcpy(pCmdCopy, pCmd, cbCmd);
3552
3553	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3554	if (RT_FAILURE(rc))
3555	{
3556	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3557	RTMemFree(pCmdCopy);
3558	return rc;
3559	}
3560
3561	return VINF_SUCCESS;
3562	}
3563
3564	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3565	{
3566	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3567	AssertRCReturn(rc, rc);
3568
3569	if ( mCrOglCallbacks.pfnHasDataForScreen
3570	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3571	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3572	else
3573	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3574
3575	RTCritSectRwLeaveShared(&mCrOglLock);
3576
3577	return rc;
3578	}
3579
3580	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3581	{
3582	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3583	* However, using one of the prefixes indicating the timestamp unit
3584	* would be very valuable! */
3585	# ifdef VBOX_WITH_VIDEOREC
3586	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3587	# else
3588	RT_NOREF(uScreen, u64Timestamp);
3589	return false;
3590	# endif
3591	}
3592
3593	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3594	{
3595	RT_NOREF(uScreen, u64Timestamp);
3596	}
3597
3598	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3599	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3600	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3601	uint32_t uGuestWidth, uint32_t uGuestHeight,
3602	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3603	{
3604	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3605	# ifdef VBOX_WITH_VIDEOREC
3606	int rc = VideoRecCopyToIntBuf(mpVideoRecCtx, uScreen, x, y,
3607	uPixelFormat,
3608	uBitsPerPixel, uBytesPerLine,
3609	uGuestWidth, uGuestHeight,
3610	pu8BufferAddress, u64Timestamp);
3611	NOREF(rc);
3612	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3613	# else
3614	RT_NOREF(uScreen, x, y, uPixelFormat, \
3615	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3616	# endif /* VBOX_WITH_VIDEOREC */
3617	}
3618
3619	void Display::i_handleVRecCompletion()
3620	{
3621	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3622	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3623	}
3624
3625	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3626
3627	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3628	{
3629	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3630	HRESULT hr = E_UNEXPECTED;
3631
3632	if (aScreenId >= mcMonitors)
3633	return E_INVALIDARG;
3634
3635	/* 3D acceleration enabled in VM config. */
3636	if (mfIsCr3DEnabled)
3637	{
3638	/* VBoxSharedCrOpenGL HGCM host service is running. */
3639	if (mhCrOglSvc)
3640	{
3641	VMMDev *pVMMDev = mParent->i_getVMMDev();
3642	if (pVMMDev)
3643	{
3644	VBOXCRCMDCTL_HGCM *pCtl;
3645	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3646	if (pCtl)
3647	{
3648	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3649	int rc;
3650
3651	pData->u32Screen = aScreenId;
3652	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3653	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3654
3655	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3656	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3657	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3658	pCtl->aParms[0].u.pointer.addr = pData;
3659	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3660
3661	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3662	if (RT_FAILURE(rc))
3663	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3664	else
3665	hr = S_OK;
3666
3667	RTMemFree(pCtl);
3668	}
3669	else
3670	{
3671	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3672	hr = E_OUTOFMEMORY;
3673	}
3674	}
3675	else
3676	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3677	}
3678	else
3679	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3680	}
3681	else
3682	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3683	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3684	# else
3685	{
3686	hr = S_OK;
3687	/* Need an interface like this here (and the #ifdefs needs adjusting):
3688	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3689	if (pUpPort && pUpPort->pfnSetScaleFactor)
3690	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3691	}
3692	# endif
3693
3694	return hr;
3695
3696	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3697	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
3698	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3699	return E_UNEXPECTED;
3700	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3701	}
3702
3703	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3704	{
3705	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3706	HRESULT hr = E_UNEXPECTED;
3707
3708	/* 3D acceleration enabled in VM config. */
3709	if (mfIsCr3DEnabled)
3710	{
3711	/* VBoxSharedCrOpenGL HGCM host service is running. */
3712	if (mhCrOglSvc)
3713	{
3714	VMMDev *pVMMDev = mParent->i_getVMMDev();
3715	if (pVMMDev)
3716	{
3717	VBOXCRCMDCTL_HGCM *pCtl;
3718	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
3719	if (pCtl)
3720	{
3721	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
3722	int rc;
3723
3724	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
3725
3726	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3727	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
3728	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3729	pCtl->aParms[0].u.pointer.addr = pData;
3730	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3731
3732	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3733	if (RT_FAILURE(rc))
3734	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3735	else
3736	hr = S_OK;
3737
3738	RTMemFree(pCtl);
3739	}
3740	else
3741	{
3742	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3743	hr = E_OUTOFMEMORY;
3744	}
3745	}
3746	else
3747	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3748	}
3749	else
3750	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
3751	}
3752	else
3753	{
3754	hr = S_OK;
3755	/* Need an interface like this here (and the #ifdefs needs adjusting):
3756	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3757	if (pUpPort && pUpPort->pfnSetScaleFactor)
3758	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3759	}
3760
3761	return hr;
3762
3763	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3764	RT_NOREF(fUnscaledHiDPI);
3765	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
3766	return E_UNEXPECTED;
3767	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3768	}
3769
3770	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3771	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
3772	uint32_t x, uint32_t y,
3773	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3774	uint32_t uGuestWidth, uint32_t uGuestHeight,
3775	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3776	{
3777	Display pDisplay = (Display )pvCtx;
3778	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
3779	x, y, BitmapFormat_BGR, uBitsPerPixel,
3780	uBytesPerLine, uGuestWidth, uGuestHeight,
3781	pu8BufferAddress, u64Timestamp);
3782	}
3783
3784	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3785	{
3786	Display pDisplay = (Display )pvCtx;
3787	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
3788	}
3789
3790	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3791	{
3792	Display pDisplay = (Display )pvCtx;
3793	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
3794	}
3795
3796	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
3797	{
3798	RT_NOREF(pCmd, cbCmd, rc);
3799	Display pDisplay = (Display )pvCompletion;
3800	pDisplay->i_handleVRecCompletion();
3801	}
3802
3803	#endif
3804
3805
3806	#ifdef VBOX_WITH_HGSMI
3807	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
3808	bool fRenderThreadMode)
3809	{
3810	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3811
3812	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3813	Display *pThis = pDrv->pDisplay;
3814
3815	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
3816	{
3817	LogRel(("Enabling different vbva mode\n"));
3818	#ifdef DEBUG_misha
3819	AssertMsgFailed(("enabling different vbva mode\n"));
3820	#endif
3821	return VERR_INVALID_STATE;
3822	}
3823
3824	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
3825	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
3826	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
3827	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
3828
3829	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
3830
3831	return VINF_SUCCESS;
3832	}
3833
3834	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3835	{
3836	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3837
3838	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3839	Display *pThis = pDrv->pDisplay;
3840
3841	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3842
3843	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
3844
3845	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3846	{
3847	/* Make sure that the primary screen is visible now.
3848	* The guest can't use VBVA anymore, so only only the VGA device output works.
3849	*/
3850	if (pFBInfo->fDisabled)
3851	{
3852	pFBInfo->fDisabled = false;
3853	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
3854	GuestMonitorChangedEventType_Enabled,
3855	uScreenId,
3856	pFBInfo->xOrigin, pFBInfo->yOrigin,
3857	pFBInfo->w, pFBInfo->h);
3858	}
3859	}
3860
3861	pFBInfo->fVBVAEnabled = false;
3862	pFBInfo->fVBVAForceResize = false;
3863	pFBInfo->fRenderThreadMode = false;
3864
3865	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
3866
3867	pFBInfo->pVBVAHostFlags = NULL;
3868
3869	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3870	{
3871	/* Force full screen update, because VGA device must take control, do resize, etc. */
3872	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
3873	}
3874	}
3875
3876	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3877	{
3878	RT_NOREF(uScreenId);
3879	LogFlowFunc(("uScreenId %d\n", uScreenId));
3880
3881	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3882	Display *pThis = pDrv->pDisplay;
3883
3884	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
3885	{
3886	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
3887	pThis->mcMonitors);
3888	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
3889	}
3890	}
3891
3892	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
3893	PCVBVACMDHDR pCmd, size_t cbCmd)
3894	{
3895	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
3896
3897	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3898	Display *pThis = pDrv->pDisplay;
3899	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3900
3901	if (pFBInfo->fDefaultFormat)
3902	{
3903	/* Make sure that framebuffer contains the same image as the guest VRAM. */
3904	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
3905	&& !pFBInfo->fDisabled)
3906	{
3907	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
3908	}
3909	else if ( !pFBInfo->pSourceBitmap.isNull()
3910	&& !pFBInfo->fDisabled)
3911	{
3912	/* Render VRAM content to the framebuffer. */
3913	BYTE *pAddress = NULL;
3914	ULONG ulWidth = 0;
3915	ULONG ulHeight = 0;
3916	ULONG ulBitsPerPixel = 0;
3917	ULONG ulBytesPerLine = 0;
3918	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3919
3920	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3921	&ulWidth,
3922	&ulHeight,
3923	&ulBitsPerPixel,
3924	&ulBytesPerLine,
3925	&bitmapFormat);
3926	if (SUCCEEDED(hrc))
3927	{
3928	uint32_t width = pCmd->w;
3929	uint32_t height = pCmd->h;
3930
3931	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3932	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
3933	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
3934	uint32_t u32SrcWidth = pFBInfo->w;
3935	uint32_t u32SrcHeight = pFBInfo->h;
3936	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3937	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3938
3939	uint8_t *pu8Dst = pAddress;
3940	int32_t xDst = xSrc;
3941	int32_t yDst = ySrc;
3942	uint32_t u32DstWidth = u32SrcWidth;
3943	uint32_t u32DstHeight = u32SrcHeight;
3944	uint32_t u32DstLineSize = u32DstWidth * 4;
3945	uint32_t u32DstBitsPerPixel = 32;
3946
3947	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
3948	width, height,
3949	pu8Src,
3950	xSrc, ySrc,
3951	u32SrcWidth, u32SrcHeight,
3952	u32SrcLineSize, u32SrcBitsPerPixel,
3953	pu8Dst,
3954	xDst, yDst,
3955	u32DstWidth, u32DstHeight,
3956	u32DstLineSize, u32DstBitsPerPixel);
3957	}
3958	}
3959	}
3960
3961	VBVACMDHDR hdrSaved = *pCmd;
3962
3963	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
3964
3965	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
3966	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
3967
3968	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
3969	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
3970
3971	*pHdrUnconst = hdrSaved;
3972	}
3973
3974	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
3975	uint32_t cx, uint32_t cy)
3976	{
3977	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
3978
3979	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3980	Display *pThis = pDrv->pDisplay;
3981	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3982
3983	/** @todo handleFramebufferUpdate (uScreenId,
3984	* x - pThis->maFramebuffers[uScreenId].xOrigin,
3985	* y - pThis->maFramebuffers[uScreenId].yOrigin,
3986	* cx, cy);
3987	*/
3988	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
3989	}
3990
3991	#ifdef DEBUG_sunlover
3992	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
3993	{
3994	LogRel(("displayVBVAResize: [%d] %s\n"
3995	" pView->u32ViewIndex %d\n"
3996	" pView->u32ViewOffset 0x%08X\n"
3997	" pView->u32ViewSize 0x%08X\n"
3998	" pView->u32MaxScreenSize 0x%08X\n"
3999	" pScreen->i32OriginX %d\n"
4000	" pScreen->i32OriginY %d\n"
4001	" pScreen->u32StartOffset 0x%08X\n"
4002	" pScreen->u32LineSize 0x%08X\n"
4003	" pScreen->u32Width %d\n"
4004	" pScreen->u32Height %d\n"
4005	" pScreen->u16BitsPerPixel %d\n"
4006	" pScreen->u16Flags 0x%04X\n"
4007	" pFBInfo->u32Offset 0x%08X\n"
4008	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4009	" pFBInfo->u32InformationSize 0x%08X\n"
4010	" pFBInfo->fDisabled %d\n"
4011	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4012	" pFBInfo->u16BitsPerPixel %d\n"
4013	" pFBInfo->pu8FramebufferVRAM %p\n"
4014	" pFBInfo->u32LineSize 0x%08X\n"
4015	" pFBInfo->flags 0x%04X\n"
4016	" pFBInfo->pHostEvents %p\n"
4017	" pFBInfo->fDefaultFormat %d\n"
4018	" pFBInfo->fVBVAEnabled %d\n"
4019	" pFBInfo->fVBVAForceResize %d\n"
4020	" pFBInfo->pVBVAHostFlags %p\n"
4021	"",
4022	pScreen->u32ViewIndex,
4023	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4024	pView->u32ViewIndex,
4025	pView->u32ViewOffset,
4026	pView->u32ViewSize,
4027	pView->u32MaxScreenSize,
4028	pScreen->i32OriginX,
4029	pScreen->i32OriginY,
4030	pScreen->u32StartOffset,
4031	pScreen->u32LineSize,
4032	pScreen->u32Width,
4033	pScreen->u32Height,
4034	pScreen->u16BitsPerPixel,
4035	pScreen->u16Flags,
4036	pFBInfo->u32Offset,
4037	pFBInfo->u32MaxFramebufferSize,
4038	pFBInfo->u32InformationSize,
4039	pFBInfo->fDisabled,
4040	pFBInfo->xOrigin,
4041	pFBInfo->yOrigin,
4042	pFBInfo->w,
4043	pFBInfo->h,
4044	pFBInfo->u16BitsPerPixel,
4045	pFBInfo->pu8FramebufferVRAM,
4046	pFBInfo->u32LineSize,
4047	pFBInfo->flags,
4048	pFBInfo->pHostEvents,
4049	pFBInfo->fDefaultFormat,
4050	pFBInfo->fVBVAEnabled,
4051	pFBInfo->fVBVAForceResize,
4052	pFBInfo->pVBVAHostFlags
4053	));
4054	}
4055	#endif /* DEBUG_sunlover */
4056
4057	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4058	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4059	{
4060	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4061
4062	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4063	Display *pThis = pDrv->pDisplay;
4064
4065	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4066
4067	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4068	{
4069	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4070
4071	pFBInfo->fDisabled = true;
4072	pFBInfo->flags = pScreen->u16Flags;
4073
4074	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4075	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4076	* the VM window will be black. */
4077	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4078	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4079	pThis->i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4080	u32Width, u32Height, pScreen->u16Flags);
4081
4082	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4083	GuestMonitorChangedEventType_Disabled,
4084	pScreen->u32ViewIndex,
4085	0, 0, 0, 0);
4086	return VINF_SUCCESS;
4087	}
4088
4089	VBVAINFOSCREEN screenInfo;
4090	RT_ZERO(screenInfo);
4091
4092	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4093	{
4094	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4095	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4096	* the code below to choose the "blanking" branches.
4097	*/
4098	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4099	screenInfo.i32OriginX = pFBInfo->xOrigin;
4100	screenInfo.i32OriginY = pFBInfo->yOrigin;
4101	screenInfo.u32StartOffset = 0; /* Irrelevant */
4102	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4103	screenInfo.u32Width = pFBInfo->w;
4104	screenInfo.u32Height = pFBInfo->h;
4105	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4106	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4107
4108	pScreen = &screenInfo;
4109	}
4110
4111	/* If display was disabled or there is no framebuffer, a resize will be required,
4112	* because the framebuffer was/will be changed.
4113	*/
4114	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4115
4116	if (pFBInfo->fVBVAForceResize)
4117	{
4118	/* VBVA was just enabled. Do the resize. */
4119	fResize = true;
4120	pFBInfo->fVBVAForceResize = false;
4121	}
4122
4123	/* If the screen if blanked, then do a resize request to make sure that the framebuffer
4124	* switches to the default format.
4125	*/
4126	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
4127
4128	/* Check if this is a real resize or a notification about the screen origin.
4129	* The guest uses this VBVAResize call for both.
4130	*/
4131	fResize = fResize
4132	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4133	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4134	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4135	\|\| pFBInfo->w != pScreen->u32Width
4136	\|\| pFBInfo->h != pScreen->u32Height;
4137
4138	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4139	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4140
4141	if (fNewOrigin \|\| fResize)
4142	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4143
4144	if (pFBInfo->fDisabled)
4145	{
4146	pFBInfo->fDisabled = false;
4147	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4148	GuestMonitorChangedEventType_Enabled,
4149	pScreen->u32ViewIndex,
4150	pScreen->i32OriginX, pScreen->i32OriginY,
4151	pScreen->u32Width, pScreen->u32Height);
4152	/* Continue to update pFBInfo. */
4153	}
4154
4155	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4156	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4157	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4158
4159	pFBInfo->xOrigin = pScreen->i32OriginX;
4160	pFBInfo->yOrigin = pScreen->i32OriginY;
4161
4162	pFBInfo->w = pScreen->u32Width;
4163	pFBInfo->h = pScreen->u32Height;
4164
4165	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4166	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4167	pFBInfo->u32LineSize = pScreen->u32LineSize;
4168
4169	pFBInfo->flags = pScreen->u16Flags;
4170
4171	if (fResetInputMapping)
4172	{
4173	pThis->xInputMappingOrigin = 0;
4174	pThis->yInputMappingOrigin = 0;
4175	pThis->cxInputMapping = 0;
4176	pThis->cyInputMapping = 0;
4177	}
4178
4179	if (fNewOrigin)
4180	{
4181	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4182	GuestMonitorChangedEventType_NewOrigin,
4183	pScreen->u32ViewIndex,
4184	pScreen->i32OriginX, pScreen->i32OriginY,
4185	0, 0);
4186	}
4187
4188	if (!fResize)
4189	{
4190	/* No parameters of the framebuffer have actually changed. */
4191	if (fNewOrigin)
4192	{
4193	/* VRDP server still need this notification. */
4194	LogRelFlowFunc(("Calling VRDP\n"));
4195	pThis->mParent->i_consoleVRDPServer()->SendResize();
4196	}
4197	return VINF_SUCCESS;
4198	}
4199
4200	/* Do a regular resize. */
4201	return pThis->i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4202	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4203	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4204	}
4205
4206	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4207	uint32_t xHot, uint32_t yHot,
4208	uint32_t cx, uint32_t cy,
4209	const void *pvShape)
4210	{
4211	LogFlowFunc(("\n"));
4212
4213	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4214
4215	uint32_t cbShape = 0;
4216	if (pvShape)
4217	{
4218	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4219	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4220	}
4221
4222	/* Tell the console about it */
4223	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4224	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4225
4226	return VINF_SUCCESS;
4227	}
4228
4229	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4230	{
4231	LogFlowFunc(("\n"));
4232
4233	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4234	Display *pThis = pDrv->pDisplay;
4235
4236	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4237	}
4238
4239	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4240	uint32_t cx, uint32_t cy)
4241	{
4242	LogFlowFunc(("\n"));
4243
4244	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4245	Display *pThis = pDrv->pDisplay;
4246
4247	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4248	}
4249
4250	#endif /* VBOX_WITH_HGSMI */
4251
4252	/**
4253	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4254	*/
4255	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4256	{
4257	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4258	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4259	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4260	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4261	return NULL;
4262	}
4263
4264
4265	/**
4266	* Destruct a display driver instance.
4267	*
4268	* @returns VBox status code.
4269	* @param pDrvIns The driver instance data.
4270	*/
4271	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4272	{
4273	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4274	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4275	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4276
4277	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4278
4279	pThis->IConnector.pbData = NULL;
4280	pThis->IConnector.cbScanline = 0;
4281	pThis->IConnector.cBits = 32;
4282	pThis->IConnector.cx = 0;
4283	pThis->IConnector.cy = 0;
4284
4285	if (pThis->pDisplay)
4286	{
4287	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4288	#ifdef VBOX_WITH_VIDEOREC
4289	pThis->pDisplay->i_VideoCaptureStop();
4290	#endif
4291	#ifdef VBOX_WITH_CRHGSMI
4292	pThis->pDisplay->i_destructCrHgsmiData();
4293	#endif
4294	pThis->pDisplay->mpDrv = NULL;
4295	pThis->pDisplay->mpVMMDev = NULL;
4296	}
4297	}
4298
4299
4300	/**
4301	* Construct a display driver instance.
4302	*
4303	* @copydoc FNPDMDRVCONSTRUCT
4304	*/
4305	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4306	{
4307	RT_NOREF(fFlags);
4308	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4309	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4310	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4311
4312	/*
4313	* Validate configuration.
4314	*/
4315	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4316	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4317	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4318	("Configuration error: Not possible to attach anything to this driver!\n"),
4319	VERR_PDM_DRVINS_NO_ATTACH);
4320
4321	/*
4322	* Init Interfaces.
4323	*/
4324	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4325
4326	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4327	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4328	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4329	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4330	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4331	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4332	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4333	#ifdef VBOX_WITH_VIDEOHWACCEL
4334	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4335	#endif
4336	#ifdef VBOX_WITH_CRHGSMI
4337	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4338	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4339	#endif
4340	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4341	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4342	#endif
4343	#ifdef VBOX_WITH_HGSMI
4344	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4345	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4346	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4347	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4348	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4349	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4350	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4351	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4352	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4353	#endif
4354
4355	/*
4356	* Get the IDisplayPort interface of the above driver/device.
4357	*/
4358	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4359	if (!pThis->pUpPort)
4360	{
4361	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4362	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4363	}
4364	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4365	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4366	if (!pThis->pVBVACallbacks)
4367	{
4368	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4369	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4370	}
4371	#endif
4372	/*
4373	* Get the Display object pointer and update the mpDrv member.
4374	*/
4375	void *pv;
4376	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4377	if (RT_FAILURE(rc))
4378	{
4379	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4380	return rc;
4381	}
4382	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4383	pThis->pDisplay = pDisplay;
4384	pThis->pDisplay->mpDrv = pThis;
4385
4386	/* Disable VRAM to a buffer copy initially. */
4387	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4388	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4389
4390	/*
4391	* Start periodic screen refreshes
4392	*/
4393	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4394
4395	#ifdef VBOX_WITH_CRHGSMI
4396	pDisplay->i_setupCrHgsmiData();
4397	#endif
4398
4399	#ifdef VBOX_WITH_VIDEOREC
4400	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4401	BOOL fEnabled = false;
4402	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4403	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4404
4405	if (fEnabled)
4406	{
4407	rc = pDisplay->i_VideoCaptureStart();
4408	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4409	}
4410	#endif
4411
4412	return rc;
4413	}
4414
4415
4416	/**
4417	* Display driver registration record.
4418	*/
4419	const PDMDRVREG Display::DrvReg =
4420	{
4421	/* u32Version */
4422	PDM_DRVREG_VERSION,
4423	/* szName */
4424	"MainDisplay",
4425	/* szRCMod */
4426	"",
4427	/* szR0Mod */
4428	"",
4429	/* pszDescription */
4430	"Main display driver (Main as in the API).",
4431	/* fFlags */
4432	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4433	/* fClass. */
4434	PDM_DRVREG_CLASS_DISPLAY,
4435	/* cMaxInstances */
4436	~0U,
4437	/* cbInstance */
4438	sizeof(DRVMAINDISPLAY),
4439	/* pfnConstruct */
4440	Display::i_drvConstruct,
4441	/* pfnDestruct */
4442	Display::i_drvDestruct,
4443	/* pfnRelocate */
4444	NULL,
4445	/* pfnIOCtl */
4446	NULL,
4447	/* pfnPowerOn */
4448	NULL,
4449	/* pfnReset */
4450	NULL,
4451	/* pfnSuspend */
4452	NULL,
4453	/* pfnResume */
4454	NULL,
4455	/* pfnAttach */
4456	NULL,
4457	/* pfnDetach */
4458	NULL,
4459	/* pfnPowerOff */
4460	NULL,
4461	/* pfnSoftReset */
4462	NULL,
4463	/* u32EndVersion */
4464	PDM_DRVREG_VERSION
4465	};
4466
4467	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 65401

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