DisplayImpl.cpp@ 78425

Last change on this file since 78425 was 78343, checked in by vboxsync, 6 years ago
DisplayImpl.cpp: verify that the graphics controller is enabled.
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1	/* $Id: DisplayImpl.cpp 78343 2019-04-29 07:31:32Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2019 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	#define LOG_GROUP LOG_GROUP_MAIN_DISPLAY
19	#include "LoggingNew.h"
20
21	#include "DisplayImpl.h"
22	#include "DisplayUtils.h"
23	#include "ConsoleImpl.h"
24	#include "ConsoleVRDPServer.h"
25	#include "GuestImpl.h"
26	#include "VMMDev.h"
27
28	#include "AutoCaller.h"
29
30	/* generated header */
31	#include "VBoxEvents.h"
32
33	#include <iprt/semaphore.h>
34	#include <iprt/thread.h>
35	#include <iprt/asm.h>
36	#include <iprt/time.h>
37	#include <iprt/cpp/utils.h>
38	#include <iprt/alloca.h>
39
40	#include <VBox/vmm/pdmdrv.h>
41	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
42	# include <VBox/vmm/vm.h>
43	#endif
44	#include <VBox/VMMDev.h>
45
46	#ifdef VBOX_WITH_VIDEOHWACCEL
47	# include <VBoxVideo.h>
48	#endif
49
50	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
51	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
52	#endif
53
54	#include <VBox/com/array.h>
55
56	#ifdef VBOX_WITH_RECORDING
57	# include <iprt/path.h>
58	# include "Recording.h"
59
60	# ifdef VBOX_WITH_LIBVPX
61	# ifdef _MSC_VER
62	# pragma warning(push)
63	# pragma warning(disable: 4668) /* vpx_codec.h(64) : warning C4668: '__GNUC__' is not defined as a preprocessor macro, replacing with '0' for '#if/#elif' */
64	# include <vpx/vpx_encoder.h>
65	# pragma warning(pop)
66	# else
67	# include <vpx/vpx_encoder.h>
68	# endif
69	# endif
70
71	# include <VBox/vmm/pdmapi.h>
72	# include <VBox/vmm/pdmaudioifs.h>
73	#endif
74
75	#ifdef VBOX_WITH_CROGL
76	typedef enum
77	{
78	CRVREC_STATE_IDLE,
79	CRVREC_STATE_SUBMITTED
80	} CRVREC_STATE;
81	#endif
82
83	/**
84	* Display driver instance data.
85	*
86	* @implements PDMIDISPLAYCONNECTOR
87	*/
88	typedef struct DRVMAINDISPLAY
89	{
90	/** Pointer to the display object. */
91	Display *pDisplay;
92	/** Pointer to the driver instance structure. */
93	PPDMDRVINS pDrvIns;
94	/** Pointer to the keyboard port interface of the driver/device above us. */
95	PPDMIDISPLAYPORT pUpPort;
96	/** Our display connector interface. */
97	PDMIDISPLAYCONNECTOR IConnector;
98	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
99	/** VBVA callbacks */
100	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
101	#endif
102	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
103
104	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
105	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
106
107	// constructor / destructor
108	/////////////////////////////////////////////////////////////////////////////
109
110	Display::Display()
111	: mParent(NULL), mfIsCr3DEnabled(false)
112	{
113	}
114
115	Display::~Display()
116	{
117	}
118
119
120	HRESULT Display::FinalConstruct()
121	{
122	int rc = videoAccelConstruct(&mVideoAccelLegacy);
123	AssertRC(rc);
124
125	mfVideoAccelVRDP = false;
126	mfu32SupportedOrders = 0;
127	mcVRDPRefs = 0;
128
129	mfSeamlessEnabled = false;
130	mpRectVisibleRegion = NULL;
131	mcRectVisibleRegion = 0;
132
133	#ifdef VBOX_WITH_CROGL
134	mfCrOglDataHidden = false;
135	#endif
136
137	mpDrv = NULL;
138
139	rc = RTCritSectInit(&mVideoAccelLock);
140	AssertRC(rc);
141
142	#ifdef VBOX_WITH_HGSMI
143	mu32UpdateVBVAFlags = 0;
144	mfVMMDevSupportsGraphics = false;
145	mfGuestVBVACapabilities = 0;
146	mfHostCursorCapabilities = 0;
147	#endif
148
149	#ifdef VBOX_WITH_RECORDING
150	rc = RTCritSectInit(&mVideoRecLock);
151	AssertRC(rc);
152
153	for (unsigned i = 0; i < RT_ELEMENTS(maRecordingEnabled); i++)
154	maRecordingEnabled[i] = true;
155	#endif
156
157	#ifdef VBOX_WITH_CRHGSMI
158	mhCrOglSvc = NULL;
159	rc = RTCritSectRwInit(&mCrOglLock);
160	AssertRC(rc);
161	#endif
162
163	#ifdef VBOX_WITH_CROGL
164	RT_ZERO(mCrOglCallbacks);
165	RT_ZERO(mCrOglScreenshotData);
166	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
167	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
168	mCrOglScreenshotData.pvContext = this;
169	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
170	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
171	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
172	#endif
173
174	return BaseFinalConstruct();
175	}
176
177	void Display::FinalRelease()
178	{
179	uninit();
180
181	#ifdef VBOX_WITH_RECORDING
182	if (RTCritSectIsInitialized(&mVideoRecLock))
183	{
184	RTCritSectDelete(&mVideoRecLock);
185	RT_ZERO(mVideoRecLock);
186	}
187	#endif
188
189	videoAccelDestroy(&mVideoAccelLegacy);
190	i_saveVisibleRegion(0, NULL);
191
192	if (RTCritSectIsInitialized(&mVideoAccelLock))
193	{
194	RTCritSectDelete(&mVideoAccelLock);
195	RT_ZERO(mVideoAccelLock);
196	}
197
198	#ifdef VBOX_WITH_CRHGSMI
199	if (RTCritSectRwIsInitialized(&mCrOglLock))
200	{
201	RTCritSectRwDelete(&mCrOglLock);
202	RT_ZERO(mCrOglLock);
203	}
204	#endif
205	BaseFinalRelease();
206	}
207
208	// public initializer/uninitializer for internal purposes only
209	/////////////////////////////////////////////////////////////////////////////
210
211	#define kMaxSizeThumbnail 64
212
213	/**
214	* Save thumbnail and screenshot of the guest screen.
215	*/
216	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
217	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
218	{
219	int rc = VINF_SUCCESS;
220
221	uint8_t *pu8Thumbnail = NULL;
222	uint32_t cbThumbnail = 0;
223	uint32_t cxThumbnail = 0;
224	uint32_t cyThumbnail = 0;
225
226	if (cx > cy)
227	{
228	cxThumbnail = kMaxSizeThumbnail;
229	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
230	}
231	else
232	{
233	cyThumbnail = kMaxSizeThumbnail;
234	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
235	}
236
237	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
238
239	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
240	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
241
242	if (pu8Thumbnail)
243	{
244	uint8_t *dst = pu8Thumbnail;
245	uint8_t *src = pbData;
246	int dstW = cxThumbnail;
247	int dstH = cyThumbnail;
248	int srcW = cx;
249	int srcH = cy;
250	int iDeltaLine = cx * 4;
251
252	BitmapScale32(dst,
253	dstW, dstH,
254	src,
255	iDeltaLine,
256	srcW, srcH);
257
258	*ppu8Thumbnail = pu8Thumbnail;
259	*pcbThumbnail = cbThumbnail;
260	*pcxThumbnail = cxThumbnail;
261	*pcyThumbnail = cyThumbnail;
262	}
263	else
264	{
265	rc = VERR_NO_MEMORY;
266	}
267
268	return rc;
269	}
270
271	#ifdef VBOX_WITH_CROGL
272	typedef struct
273	{
274	CRVBOXHGCMTAKESCREENSHOT Base;
275
276	/* 32bpp small RGB image. */
277	uint8_t *pu8Thumbnail;
278	uint32_t cbThumbnail;
279	uint32_t cxThumbnail;
280	uint32_t cyThumbnail;
281
282	/* PNG screenshot. */
283	uint8_t *pu8PNG;
284	uint32_t cbPNG;
285	uint32_t cxPNG;
286	uint32_t cyPNG;
287	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
288
289	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
290	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
291	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
292	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
293	{
294	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
295	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
296	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
297	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
298	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
299	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
300	if (RT_FAILURE(rc))
301	{
302	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
303	if (pData->pu8PNG)
304	{
305	RTMemFree(pData->pu8PNG);
306	pData->pu8PNG = NULL;
307	}
308	pData->cbPNG = 0;
309	pData->cxPNG = 0;
310	pData->cyPNG = 0;
311	}
312	}
313	#endif
314
315	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
316	{
317	Display that = static_cast<Display>(pvUser);
318
319	/* 32bpp small RGB image. */
320	uint8_t *pu8Thumbnail = NULL;
321	uint32_t cbThumbnail = 0;
322	uint32_t cxThumbnail = 0;
323	uint32_t cyThumbnail = 0;
324
325	/* PNG screenshot. */
326	uint8_t *pu8PNG = NULL;
327	uint32_t cbPNG = 0;
328	uint32_t cxPNG = 0;
329	uint32_t cyPNG = 0;
330
331	Console::SafeVMPtr ptrVM(that->mParent);
332	if (ptrVM.isOk())
333	{
334	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
335	BOOL f3DSnapshot = FALSE;
336	if ( that->mfIsCr3DEnabled
337	&& that->mCrOglCallbacks.pfnHasData
338	&& that->mCrOglCallbacks.pfnHasData())
339	{
340	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
341	if (pVMMDev)
342	{
343	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
344	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
345	if (pScreenshot)
346	{
347	/* screen id or CRSCREEN_ALL to specify all enabled */
348	pScreenshot->Base.u32Screen = 0;
349	pScreenshot->Base.u32Width = 0;
350	pScreenshot->Base.u32Height = 0;
351	pScreenshot->Base.u32Pitch = 0;
352	pScreenshot->Base.pvBuffer = NULL;
353	pScreenshot->Base.pvContext = pScreenshot;
354	pScreenshot->Base.pfnScreenshotBegin = NULL;
355	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
356	pScreenshot->Base.pfnScreenshotEnd = NULL;
357
358	VBOXCRCMDCTL_HGCM data;
359	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
360	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
361
362	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
363	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
364	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
365
366	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
367	if (RT_SUCCESS(rc))
368	{
369	if (pScreenshot->pu8PNG)
370	{
371	pu8Thumbnail = pScreenshot->pu8Thumbnail;
372	cbThumbnail = pScreenshot->cbThumbnail;
373	cxThumbnail = pScreenshot->cxThumbnail;
374	cyThumbnail = pScreenshot->cyThumbnail;
375
376	/* PNG screenshot. */
377	pu8PNG = pScreenshot->pu8PNG;
378	cbPNG = pScreenshot->cbPNG;
379	cxPNG = pScreenshot->cxPNG;
380	cyPNG = pScreenshot->cyPNG;
381	f3DSnapshot = TRUE;
382	}
383	else
384	AssertMsgFailed(("no png\n"));
385	}
386	else
387	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
388
389
390	RTMemFree(pScreenshot);
391	}
392	}
393	}
394
395	if (!f3DSnapshot)
396	#endif
397	{
398	/* Query RGB bitmap. */
399	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
400	uint8_t *pbData = NULL;
401	size_t cbData = 0;
402	uint32_t cx = 0;
403	uint32_t cy = 0;
404	bool fFreeMem = false;
405	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
406
407	/*
408	* It is possible that success is returned but everything is 0 or NULL.
409	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
410	*/
411	if (RT_SUCCESS(rc) && pbData)
412	{
413	Assert(cx && cy);
414
415	/* Prepare a small thumbnail and a PNG screenshot. */
416	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
417	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
418	if (RT_FAILURE(rc))
419	{
420	if (pu8PNG)
421	{
422	RTMemFree(pu8PNG);
423	pu8PNG = NULL;
424	}
425	cbPNG = 0;
426	cxPNG = 0;
427	cyPNG = 0;
428	}
429
430	if (fFreeMem)
431	RTMemFree(pbData);
432	else
433	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
434	}
435	}
436	}
437	else
438	{
439	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
440	}
441
442	/* Regardless of rc, save what is available:
443	* Data format:
444	* uint32_t cBlocks;
445	* [blocks]
446	*
447	* Each block is:
448	* uint32_t cbBlock; if 0 - no 'block data'.
449	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
450	* [block data]
451	*
452	* Block data for bitmap and PNG:
453	* uint32_t cx;
454	* uint32_t cy;
455	* [image data]
456	*/
457	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
458
459	/* First block. */
460	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
461	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
462
463	if (cbThumbnail)
464	{
465	SSMR3PutU32(pSSM, cxThumbnail);
466	SSMR3PutU32(pSSM, cyThumbnail);
467	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
468	}
469
470	/* Second block. */
471	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
472	SSMR3PutU32(pSSM, 1); /* Block type: png. */
473
474	if (cbPNG)
475	{
476	SSMR3PutU32(pSSM, cxPNG);
477	SSMR3PutU32(pSSM, cyPNG);
478	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
479	}
480
481	RTMemFree(pu8PNG);
482	RTMemFree(pu8Thumbnail);
483	}
484
485	DECLCALLBACK(int)
486	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
487	{
488	RT_NOREF(pvUser);
489	if (uVersion != sSSMDisplayScreenshotVer)
490	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
491	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
492
493	/* Skip data. */
494	uint32_t cBlocks;
495	int rc = SSMR3GetU32(pSSM, &cBlocks);
496	AssertRCReturn(rc, rc);
497
498	for (uint32_t i = 0; i < cBlocks; i++)
499	{
500	uint32_t cbBlock;
501	rc = SSMR3GetU32(pSSM, &cbBlock);
502	AssertRCBreak(rc);
503
504	uint32_t typeOfBlock;
505	rc = SSMR3GetU32(pSSM, &typeOfBlock);
506	AssertRCBreak(rc);
507
508	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
509
510	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
511	* do not write any data if the image size was 0.
512	* @todo Fix and increase saved state version.
513	*/
514	if (cbBlock > 2 * sizeof(uint32_t))
515	{
516	rc = SSMR3Skip(pSSM, cbBlock);
517	AssertRCBreak(rc);
518	}
519	}
520
521	return rc;
522	}
523
524	/**
525	* Save/Load some important guest state
526	*/
527	DECLCALLBACK(void)
528	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
529	{
530	Display that = static_cast<Display>(pvUser);
531
532	SSMR3PutU32(pSSM, that->mcMonitors);
533	for (unsigned i = 0; i < that->mcMonitors; i++)
534	{
535	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
536	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
537	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
538	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
539	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
540	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
541	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
542	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
543	}
544	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
545	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
546	SSMR3PutU32(pSSM, that->cxInputMapping);
547	SSMR3PutU32(pSSM, that->cyInputMapping);
548	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
549	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
550	}
551
552	DECLCALLBACK(int)
553	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
554	{
555	Display that = static_cast<Display>(pvUser);
556
557	if ( uVersion != sSSMDisplayVer
558	&& uVersion != sSSMDisplayVer2
559	&& uVersion != sSSMDisplayVer3
560	&& uVersion != sSSMDisplayVer4
561	&& uVersion != sSSMDisplayVer5)
562	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
563	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
564
565	uint32_t cMonitors;
566	int rc = SSMR3GetU32(pSSM, &cMonitors);
567	AssertRCReturn(rc, rc);
568	if (cMonitors != that->mcMonitors)
569	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
570
571	for (uint32_t i = 0; i < cMonitors; i++)
572	{
573	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
574	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
575	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
576	if ( uVersion == sSSMDisplayVer2
577	\|\| uVersion == sSSMDisplayVer3
578	\|\| uVersion == sSSMDisplayVer4
579	\|\| uVersion == sSSMDisplayVer5)
580	{
581	uint32_t w;
582	uint32_t h;
583	SSMR3GetU32(pSSM, &w);
584	SSMR3GetU32(pSSM, &h);
585	that->maFramebuffers[i].w = w;
586	that->maFramebuffers[i].h = h;
587	}
588	if ( uVersion == sSSMDisplayVer3
589	\|\| uVersion == sSSMDisplayVer4
590	\|\| uVersion == sSSMDisplayVer5)
591	{
592	int32_t xOrigin;
593	int32_t yOrigin;
594	uint32_t flags;
595	SSMR3GetS32(pSSM, &xOrigin);
596	SSMR3GetS32(pSSM, &yOrigin);
597	SSMR3GetU32(pSSM, &flags);
598	that->maFramebuffers[i].xOrigin = xOrigin;
599	that->maFramebuffers[i].yOrigin = yOrigin;
600	that->maFramebuffers[i].flags = (uint16_t)flags;
601	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
602	}
603	}
604	if ( uVersion == sSSMDisplayVer4
605	\|\| uVersion == sSSMDisplayVer5)
606	{
607	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
608	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
609	SSMR3GetU32(pSSM, &that->cxInputMapping);
610	SSMR3GetU32(pSSM, &that->cyInputMapping);
611	}
612	if (uVersion == sSSMDisplayVer5)
613	{
614	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
615	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
616	}
617
618	return VINF_SUCCESS;
619	}
620
621	/**
622	* Initializes the display object.
623	*
624	* @returns COM result indicator
625	* @param aParent handle of our parent object
626	*/
627	HRESULT Display::init(Console *aParent)
628	{
629	ComAssertRet(aParent, E_INVALIDARG);
630	/* Enclose the state transition NotReady->InInit->Ready */
631	AutoInitSpan autoInitSpan(this);
632	AssertReturn(autoInitSpan.isOk(), E_FAIL);
633
634	unconst(mParent) = aParent;
635
636	mfSourceBitmapEnabled = true;
637	fVGAResizing = false;
638
639	ULONG ul;
640	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
641	mcMonitors = ul;
642	xInputMappingOrigin = 0;
643	yInputMappingOrigin = 0;
644	cxInputMapping = 0;
645	cyInputMapping = 0;
646
647	for (ul = 0; ul < mcMonitors; ul++)
648	{
649	maFramebuffers[ul].u32Offset = 0;
650	maFramebuffers[ul].u32MaxFramebufferSize = 0;
651	maFramebuffers[ul].u32InformationSize = 0;
652
653	maFramebuffers[ul].pFramebuffer = NULL;
654	/* All secondary monitors are disabled at startup. */
655	maFramebuffers[ul].fDisabled = ul > 0;
656
657	maFramebuffers[ul].u32Caps = 0;
658
659	maFramebuffers[ul].updateImage.pu8Address = NULL;
660	maFramebuffers[ul].updateImage.cbLine = 0;
661
662	maFramebuffers[ul].xOrigin = 0;
663	maFramebuffers[ul].yOrigin = 0;
664
665	maFramebuffers[ul].w = 0;
666	maFramebuffers[ul].h = 0;
667
668	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
669
670	maFramebuffers[ul].u16BitsPerPixel = 0;
671	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
672	maFramebuffers[ul].u32LineSize = 0;
673
674	maFramebuffers[ul].pHostEvents = NULL;
675
676	maFramebuffers[ul].fDefaultFormat = false;
677
678	#ifdef VBOX_WITH_HGSMI
679	maFramebuffers[ul].fVBVAEnabled = false;
680	maFramebuffers[ul].fVBVAForceResize = false;
681	maFramebuffers[ul].fRenderThreadMode = false;
682	maFramebuffers[ul].pVBVAHostFlags = NULL;
683	#endif /* VBOX_WITH_HGSMI */
684	#ifdef VBOX_WITH_CROGL
685	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
686	#endif
687	}
688
689	{
690	// register listener for state change events
691	ComPtr<IEventSource> es;
692	mParent->COMGETTER(EventSource)(es.asOutParam());
693	com::SafeArray<VBoxEventType_T> eventTypes;
694	eventTypes.push_back(VBoxEventType_OnStateChanged);
695	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
696	}
697
698	/* Cache the 3D settings. */
699	BOOL fIs3DEnabled = FALSE;
700	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
701	GraphicsControllerType_T enmGpuType = GraphicsControllerType_VBoxVGA;
702	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
703	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
704
705	/* Confirm a successful initialization */
706	autoInitSpan.setSucceeded();
707
708	return S_OK;
709	}
710
711	/**
712	* Uninitializes the instance and sets the ready flag to FALSE.
713	* Called either from FinalRelease() or by the parent when it gets destroyed.
714	*/
715	void Display::uninit()
716	{
717	LogRelFlowFunc(("this=%p\n", this));
718
719	/* Enclose the state transition Ready->InUninit->NotReady */
720	AutoUninitSpan autoUninitSpan(this);
721	if (autoUninitSpan.uninitDone())
722	return;
723
724	unsigned uScreenId;
725	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
726	{
727	maFramebuffers[uScreenId].pSourceBitmap.setNull();
728	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
729	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
730	maFramebuffers[uScreenId].updateImage.cbLine = 0;
731	maFramebuffers[uScreenId].pFramebuffer.setNull();
732	#ifdef VBOX_WITH_RECORDING
733	maFramebuffers[uScreenId].Recording.pSourceBitmap.setNull();
734	#endif
735	}
736
737	if (mParent)
738	{
739	ComPtr<IEventSource> es;
740	mParent->COMGETTER(EventSource)(es.asOutParam());
741	es->UnregisterListener(this);
742	}
743
744	unconst(mParent) = NULL;
745
746	if (mpDrv)
747	mpDrv->pDisplay = NULL;
748
749	mpDrv = NULL;
750	}
751
752	/**
753	* Register the SSM methods. Called by the power up thread to be able to
754	* pass pVM
755	*/
756	int Display::i_registerSSM(PUVM pUVM)
757	{
758	/* Version 2 adds width and height of the framebuffer; version 3 adds
759	* the framebuffer offset in the virtual desktop and the framebuffer flags;
760	* version 4 adds guest to host input event mapping and version 5 adds
761	* guest VBVA and host cursor capabilities.
762	*/
763	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
764	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
765	NULL, NULL, NULL,
766	NULL, i_displaySSMSave, NULL,
767	NULL, i_displaySSMLoad, NULL, this);
768	AssertRCReturn(rc, rc);
769
770	/*
771	* Register loaders for old saved states where iInstance was
772	* 3 * sizeof(uint32_t *) due to a code mistake.
773	*/
774	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
775	NULL, NULL, NULL,
776	NULL, NULL, NULL,
777	NULL, i_displaySSMLoad, NULL, this);
778	AssertRCReturn(rc, rc);
779
780	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
781	NULL, NULL, NULL,
782	NULL, NULL, NULL,
783	NULL, i_displaySSMLoad, NULL, this);
784	AssertRCReturn(rc, rc);
785
786	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
787	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
788	NULL, NULL, NULL,
789	NULL, i_displaySSMSaveScreenshot, NULL,
790	NULL, i_displaySSMLoadScreenshot, NULL, this);
791
792	AssertRCReturn(rc, rc);
793
794	return VINF_SUCCESS;
795	}
796
797	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
798	{
799	RT_NOREF(pCmd, cbCmd, rc);
800	Assert(pvCompletion);
801	RTMemFree((void *)pvCompletion);
802	}
803
804	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
805	int Display::i_crOglWindowsShow(bool fShow)
806	{
807	if (!mfCrOglDataHidden == !!fShow)
808	return VINF_SUCCESS;
809
810	if (!mhCrOglSvc)
811	{
812	/* No 3D or the VMSVGA3d kind. */
813	Assert(!mfIsCr3DEnabled);
814	return VERR_INVALID_STATE;
815	}
816
817	VMMDev *pVMMDev = mParent->i_getVMMDev();
818	if (!pVMMDev)
819	{
820	AssertMsgFailed(("no vmmdev\n"));
821	return VERR_INVALID_STATE;
822	}
823
824	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
825	if (!pData)
826	{
827	AssertMsgFailed(("RTMemAlloc failed\n"));
828	return VERR_NO_MEMORY;
829	}
830
831	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
832	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
833
834	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
835	pData->aParms[0].u.uint32 = (uint32_t)fShow;
836
837	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
838	if (RT_SUCCESS(rc))
839	mfCrOglDataHidden = !fShow;
840	else
841	{
842	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
843	RTMemFree(pData);
844	}
845
846	return rc;
847	}
848	#endif
849
850
851	// public methods only for internal purposes
852	/////////////////////////////////////////////////////////////////////////////
853
854	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
855	{
856	RT_NOREF(pView);
857	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
858	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
859	return VINF_SUCCESS; /* nop it */
860
861	if (mfIsCr3DEnabled)
862	{
863	int rc = VERR_INVALID_STATE;
864	if (mhCrOglSvc)
865	{
866	VMMDev *pVMMDev = mParent->i_getVMMDev();
867	if (pVMMDev)
868	{
869	VBOXCRCMDCTL_HGCM *pCtl;
870	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
871	if (pCtl)
872	{
873	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
874	pData->Screen = *pScreen;
875	pData->pvVRAM = pvVRAM;
876
877	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
878	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
879	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
880	pCtl->aParms[0].u.pointer.addr = pData;
881	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
882
883	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
884	if (RT_FAILURE(rc))
885	{
886	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
887	RTMemFree(pCtl);
888	}
889	}
890	else
891	rc = VERR_NO_MEMORY;
892	}
893	}
894
895	return rc;
896	}
897	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
898	RT_NOREF(pScreen, pvVRAM);
899	#endif
900	return VINF_SUCCESS;
901	}
902
903	/**
904	* Handles display resize event.
905	*
906	* @param uScreenId Screen ID
907	* @param bpp New bits per pixel.
908	* @param pvVRAM VRAM pointer.
909	* @param cbLine New bytes per line.
910	* @param w New display width.
911	* @param h New display height.
912	* @param flags Flags of the new video mode.
913	* @param xOrigin New display origin X.
914	* @param yOrigin New display origin Y.
915	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
916	*/
917	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
918	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
919	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
920	{
921	LogRel2(("Display::i_handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
922	pvVRAM, w, h, bpp, cbLine, flags));
923
924	/* Caller must not hold the object lock. */
925	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
926
927	/* Note: the old code checked if the video mode was actially chnaged and
928	* did not invalidate the source bitmap if the mode did not change.
929	* The new code always invalidates the source bitmap, i.e. it will
930	* notify the frontend even if nothing actually changed.
931	*
932	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
933	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
934	* the @todo below.
935	*/
936
937	/* Make sure that the VGA device does not access the source bitmap. */
938	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
939	{
940	/// @todo It is probably more convenient to implement
941	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
942	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
943	// fSet = false disables rendering and VGA can check
944	// if it is already rendering to a different bitmap, avoiding
945	// enable/disable rendering races.
946	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
947
948	mpDrv->IConnector.pbData = NULL;
949	mpDrv->IConnector.cbScanline = 0;
950	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
951	mpDrv->IConnector.cx = 0;
952	mpDrv->IConnector.cy = 0;
953	}
954
955	/* Update maFramebuffers[uScreenId] under lock. */
956	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
957
958	if (uScreenId >= mcMonitors)
959	{
960	LogRel(("Display::i_handleDisplayResize: mcMonitors=%u < uScreenId=%u (pvVRAM=%p w=%u h=%u bpp=%d cbLine=0x%X flags=0x%X)\n",
961	mcMonitors, uScreenId, pvVRAM, w, h, bpp, cbLine, flags));
962	return VINF_SUCCESS;
963	}
964
965	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
966
967	/* Whether the monitor position has changed.
968	* A resize initiated by the VGA device does not change the monitor position.
969	*/
970	const bool fNewOrigin = !fVGAResize
971	&& ( pFBInfo->xOrigin != xOrigin
972	\|\| pFBInfo->yOrigin != yOrigin);
973
974	/* The event for disabled->enabled transition.
975	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
976	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
977	*/
978	const bool fGuestMonitorChangedEvent = !fVGAResize
979	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
980
981	/* Reset the update mode. */
982	pFBInfo->updateImage.pSourceBitmap.setNull();
983	pFBInfo->updateImage.pu8Address = NULL;
984	pFBInfo->updateImage.cbLine = 0;
985
986	/* Release the current source bitmap. */
987	pFBInfo->pSourceBitmap.setNull();
988
989	/* VGA blanking is signaled as w=0, h=0, bpp=0 and cbLine=0, and it's
990	* best to keep the old resolution, as otherwise the window size would
991	* change before the new resolution is known. */
992	const bool fVGABlank = fVGAResize && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
993	&& w == 0 && h == 0 && bpp == 0 && cbLine == 0;
994	if (fVGABlank)
995	{
996	w = pFBInfo->w;
997	h = pFBInfo->h;
998	}
999
1000	/* Log changes. */
1001	if ( pFBInfo->w != w
1002	\|\| pFBInfo->h != h
1003	\|\| pFBInfo->u32LineSize != cbLine
1004	/\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t )pvVRAM - too noisy */
1005	\|\| ( !fVGAResize
1006	&& ( pFBInfo->xOrigin != xOrigin
1007	\|\| pFBInfo->yOrigin != yOrigin
1008	\|\| pFBInfo->flags != flags)))
1009	LogRel(("Display::i_handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X origin=%d,%d\n",
1010	uScreenId, pvVRAM, w, h, bpp, cbLine, flags, xOrigin, yOrigin));
1011
1012	/* Update the video mode information. */
1013	pFBInfo->w = w;
1014	pFBInfo->h = h;
1015	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
1016	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
1017	pFBInfo->u32LineSize = cbLine;
1018	if (!fVGAResize)
1019	{
1020	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
1021	pFBInfo->flags = flags;
1022	pFBInfo->xOrigin = xOrigin;
1023	pFBInfo->yOrigin = yOrigin;
1024	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1025	pFBInfo->fVBVAForceResize = false;
1026	}
1027	else
1028	{
1029	pFBInfo->flags = VBVA_SCREEN_F_ACTIVE;
1030	if (fVGABlank)
1031	pFBInfo->flags \|= VBVA_SCREEN_F_BLANK;
1032	pFBInfo->fDisabled = false;
1033	}
1034
1035	/* Prepare local vars for the notification code below. */
1036	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1037	const bool fDisabled = pFBInfo->fDisabled;
1038
1039	alock.release();
1040
1041	if (!pFramebuffer.isNull())
1042	{
1043	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1044	LogFunc(("NotifyChange hr %08X\n", hr));
1045	NOREF(hr);
1046	}
1047
1048	if (fGuestMonitorChangedEvent)
1049	{
1050	if (fDisabled)
1051	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1052	GuestMonitorChangedEventType_Disabled,
1053	uScreenId,
1054	0, 0, 0, 0);
1055	else
1056	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1057	GuestMonitorChangedEventType_Enabled,
1058	uScreenId,
1059	xOrigin, yOrigin, w, h);
1060	}
1061
1062	if (fNewOrigin)
1063	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1064	GuestMonitorChangedEventType_NewOrigin,
1065	uScreenId,
1066	xOrigin, yOrigin, 0, 0);
1067
1068	/* Inform the VRDP server about the change of display parameters. */
1069	LogRelFlowFunc(("Calling VRDP\n"));
1070	mParent->i_consoleVRDPServer()->SendResize();
1071
1072	/* And re-send the seamless rectangles if necessary. */
1073	if (mfSeamlessEnabled)
1074	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1075
1076	#ifdef VBOX_WITH_RECORDING
1077	i_recordingScreenChanged(uScreenId);
1078	#endif
1079
1080	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1081
1082	return VINF_SUCCESS;
1083	}
1084
1085	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1086	{
1087	/* Correct negative x and y coordinates. */
1088	if (*px < 0)
1089	{
1090	px += pw; /* Compute xRight which is also the new width. */
1091
1092	pw = (px < 0)? 0: *px;
1093
1094	*px = 0;
1095	}
1096
1097	if (*py < 0)
1098	{
1099	py += ph; /* Compute xBottom, which is also the new height. */
1100
1101	ph = (py < 0)? 0: *py;
1102
1103	*py = 0;
1104	}
1105
1106	/* Also check if coords are greater than the display resolution. */
1107	if (px + pw > cx)
1108	{
1109	pw = cx > px? cx - *px: 0;
1110	}
1111
1112	if (py + ph > cy)
1113	{
1114	ph = cy > py? cy - *py: 0;
1115	}
1116	}
1117
1118	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1119	{
1120	/*
1121	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1122	* Safe to use VBVA vars and take the framebuffer lock.
1123	*/
1124
1125	#ifdef DEBUG_sunlover
1126	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1127	uScreenId, x, y, w, h));
1128	#endif /* DEBUG_sunlover */
1129
1130	/* No updates for a disabled guest screen. */
1131	if (maFramebuffers[uScreenId].fDisabled)
1132	return;
1133
1134	/* No updates for a blank guest screen. */
1135	/** @note Disabled for now, as the GUI does not update the picture when we
1136	* first blank. */
1137	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1138	return; */
1139
1140	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1141	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1142
1143	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1144	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1145
1146	alockr.release();
1147
1148	if (RT_LIKELY(!pFramebuffer.isNull()))
1149	{
1150	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1151	{
1152	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1153
1154	if (w != 0 && h != 0)
1155	{
1156	pFramebuffer->NotifyUpdate(x, y, w, h);
1157	}
1158	}
1159	else
1160	{
1161	if (RT_LIKELY(!pSourceBitmap.isNull()))
1162	{ /* likely */ }
1163	else
1164	{
1165	/* Create a source bitmap if UpdateImage mode is used. */
1166	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1167	if (SUCCEEDED(hr))
1168	{
1169	BYTE *pAddress = NULL;
1170	ULONG ulWidth = 0;
1171	ULONG ulHeight = 0;
1172	ULONG ulBitsPerPixel = 0;
1173	ULONG ulBytesPerLine = 0;
1174	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1175
1176	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1177	&ulWidth,
1178	&ulHeight,
1179	&ulBitsPerPixel,
1180	&ulBytesPerLine,
1181	&bitmapFormat);
1182	if (SUCCEEDED(hr))
1183	{
1184	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1185
1186	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1187	{
1188	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1189	pFBInfo->updateImage.pu8Address = pAddress;
1190	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1191	}
1192
1193	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1194
1195	alockw.release();
1196	}
1197	}
1198	}
1199
1200	if (RT_LIKELY(!pSourceBitmap.isNull()))
1201	{
1202	BYTE *pbAddress = NULL;
1203	ULONG ulWidth = 0;
1204	ULONG ulHeight = 0;
1205	ULONG ulBitsPerPixel = 0;
1206	ULONG ulBytesPerLine = 0;
1207	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1208
1209	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1210	&ulWidth,
1211	&ulHeight,
1212	&ulBitsPerPixel,
1213	&ulBytesPerLine,
1214	&bitmapFormat);
1215	if (SUCCEEDED(hr))
1216	{
1217	/* Make sure that the requested update is within the source bitmap dimensions. */
1218	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1219
1220	if (w != 0 && h != 0)
1221	{
1222	const size_t cbData = w * h * 4;
1223	com::SafeArray<BYTE> image(cbData);
1224
1225	uint8_t *pu8Dst = image.raw();
1226	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1227
1228	int i;
1229	for (i = y; i < y + h; ++i)
1230	{
1231	memcpy(pu8Dst, pu8Src, w * 4);
1232	pu8Dst += w * 4;
1233	pu8Src += ulBytesPerLine;
1234	}
1235
1236	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1237	}
1238	}
1239	}
1240	}
1241	}
1242
1243	#ifndef VBOX_WITH_HGSMI
1244	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1245	{
1246	#else
1247	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1248	{
1249	#endif /* VBOX_WITH_HGSMI */
1250	/* When VBVA is enabled, the VRDP server is informed
1251	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1252	* Inform the server here only if VBVA is disabled.
1253	*/
1254	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1255	}
1256	}
1257
1258	void Display::i_updateGuestGraphicsFacility(void)
1259	{
1260	Guest* pGuest = mParent->i_getGuest();
1261	AssertPtrReturnVoid(pGuest);
1262	/* The following is from GuestImpl.cpp. */
1263	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1264	* to move the graphics and seamless capability -> facility translation to
1265	* VMMDev so this could be saved. */
1266	RTTIMESPEC TimeSpecTS;
1267	RTTimeNow(&TimeSpecTS);
1268
1269	if ( mfVMMDevSupportsGraphics
1270	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1271	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1272	VBoxGuestFacilityStatus_Active,
1273	0 /fFlags/, &TimeSpecTS);
1274	else
1275	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1276	VBoxGuestFacilityStatus_Inactive,
1277	0 /fFlags/, &TimeSpecTS);
1278	}
1279
1280	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1281	{
1282	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1283	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1284	return;
1285	mfVMMDevSupportsGraphics = fSupportsGraphics;
1286	i_updateGuestGraphicsFacility();
1287	/* The VMMDev interface notifies the console. */
1288	}
1289
1290	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1291	{
1292	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1293	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1294
1295	mfGuestVBVACapabilities = fNewCapabilities;
1296	if (!fNotify)
1297	return;
1298	i_updateGuestGraphicsFacility();
1299	/* Tell the console about it */
1300	mParent->i_onAdditionsStateChange();
1301	}
1302
1303	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1304	{
1305	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1306
1307	xInputMappingOrigin = xOrigin;
1308	yInputMappingOrigin = yOrigin;
1309	cxInputMapping = cx;
1310	cyInputMapping = cy;
1311
1312	/* Re-send the seamless rectangles if necessary. */
1313	if (mfSeamlessEnabled)
1314	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1315	}
1316
1317	/**
1318	* Returns the upper left and lower right corners of the virtual framebuffer.
1319	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1320	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1321	*/
1322	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1323	int32_t px2, int32_t py2)
1324	{
1325	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1326	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1327
1328	AssertPtrReturnVoid(px1);
1329	AssertPtrReturnVoid(py1);
1330	AssertPtrReturnVoid(px2);
1331	AssertPtrReturnVoid(py2);
1332	LogRelFlowFunc(("\n"));
1333
1334	if (!mpDrv)
1335	return;
1336	/* If VBVA is not in use then this flag will not be set and this
1337	* will still work as it should. */
1338	if (!maFramebuffers[0].fDisabled)
1339	{
1340	x1 = (int32_t)maFramebuffers[0].xOrigin;
1341	y1 = (int32_t)maFramebuffers[0].yOrigin;
1342	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1343	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1344	}
1345	if (cxInputMapping && cyInputMapping)
1346	{
1347	x1 = xInputMappingOrigin;
1348	y1 = yInputMappingOrigin;
1349	x2 = xInputMappingOrigin + cxInputMapping;
1350	y2 = yInputMappingOrigin + cyInputMapping;
1351	}
1352	else
1353	for (unsigned i = 1; i < mcMonitors; ++i)
1354	{
1355	if (!maFramebuffers[i].fDisabled)
1356	{
1357	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1358	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1359	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1360	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1361	}
1362	}
1363	*px1 = x1;
1364	*py1 = y1;
1365	*px2 = x2;
1366	*py2 = y2;
1367	}
1368
1369	/** Updates the device's view of the host cursor handling capabilities.
1370	* Calls into mpDrv->pUpPort. */
1371	void Display::i_UpdateDeviceCursorCapabilities(void)
1372	{
1373	bool fRenderCursor = true;
1374	bool fMoveCursor = mcVRDPRefs == 0;
1375	#ifdef VBOX_WITH_RECORDING
1376	RecordingContext *pCtx = mParent->i_recordingGetContext();
1377
1378	if ( pCtx
1379	&& pCtx->IsStarted()
1380	&& pCtx->IsFeatureEnabled(RecordingFeature_Video))
1381	fRenderCursor = fMoveCursor = false;
1382	else
1383	#endif /* VBOX_WITH_RECORDING */
1384	{
1385	for (unsigned uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1386	{
1387	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1388	if (!(pFBInfo->u32Caps & FramebufferCapabilities_RenderCursor))
1389	fRenderCursor = false;
1390	if (!(pFBInfo->u32Caps & FramebufferCapabilities_MoveCursor))
1391	fMoveCursor = false;
1392	}
1393	}
1394
1395	if (mpDrv)
1396	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fRenderCursor, fMoveCursor);
1397	}
1398
1399	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1400	{
1401	/* Do we need this to access mParent? I presume that the safe VM pointer
1402	* ensures that mpDrv will remain valid. */
1403	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1404	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1405	& ~fCapabilitiesRemoved;
1406
1407	Console::SafeVMPtr ptrVM(mParent);
1408	if (!ptrVM.isOk())
1409	return ptrVM.rc();
1410	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1411	return S_OK;
1412	CHECK_CONSOLE_DRV(mpDrv);
1413	alock.release(); /* Release before calling up for lock order reasons. */
1414	mfHostCursorCapabilities = fHostCursorCapabilities;
1415	i_UpdateDeviceCursorCapabilities();
1416	return S_OK;
1417	}
1418
1419	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y, bool fOutOfRange)
1420	{
1421	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1422	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1423	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1424	xAdj = RT_MIN(xAdj, cxInputMapping);
1425	yAdj = RT_MIN(yAdj, cyInputMapping);
1426
1427	Console::SafeVMPtr ptrVM(mParent);
1428	if (!ptrVM.isOk())
1429	return ptrVM.rc();
1430	CHECK_CONSOLE_DRV(mpDrv);
1431	alock.release(); /* Release before calling up for lock order reasons. */
1432	if (fOutOfRange)
1433	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, 0, 0, true);
1434	else
1435	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj, false);
1436	return S_OK;
1437	}
1438
1439	static bool displayIntersectRect(RTRECT *prectResult,
1440	const RTRECT *prect1,
1441	const RTRECT *prect2)
1442	{
1443	/* Initialize result to an empty record. */
1444	memset(prectResult, 0, sizeof(RTRECT));
1445
1446	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1447	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1448
1449	if (xLeftResult < xRightResult)
1450	{
1451	/* There is intersection by X. */
1452
1453	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1454	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1455
1456	if (yTopResult < yBottomResult)
1457	{
1458	/* There is intersection by Y. */
1459
1460	prectResult->xLeft = xLeftResult;
1461	prectResult->yTop = yTopResult;
1462	prectResult->xRight = xRightResult;
1463	prectResult->yBottom = yBottomResult;
1464
1465	return true;
1466	}
1467	}
1468
1469	return false;
1470	}
1471
1472	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1473	{
1474	RTRECT *pRectVisibleRegion = NULL;
1475
1476	if (pRect == mpRectVisibleRegion)
1477	return VINF_SUCCESS;
1478	if (cRect != 0)
1479	{
1480	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1481	if (!pRectVisibleRegion)
1482	{
1483	return VERR_NO_MEMORY;
1484	}
1485	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1486	}
1487	if (mpRectVisibleRegion)
1488	RTMemFree(mpRectVisibleRegion);
1489	mcRectVisibleRegion = cRect;
1490	mpRectVisibleRegion = pRectVisibleRegion;
1491	return VINF_SUCCESS;
1492	}
1493
1494	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1495	{
1496	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1497	* sizeof(RTRECT));
1498	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1499	if (!pVisibleRegion)
1500	{
1501	return VERR_NO_TMP_MEMORY;
1502	}
1503	int rc = i_saveVisibleRegion(cRect, pRect);
1504	if (RT_FAILURE(rc))
1505	{
1506	RTMemTmpFree(pVisibleRegion);
1507	return rc;
1508	}
1509
1510	unsigned uScreenId;
1511	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1512	{
1513	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1514
1515	if ( !pFBInfo->pFramebuffer.isNull()
1516	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1517	{
1518	/* Prepare a new array of rectangles which intersect with the framebuffer.
1519	*/
1520	RTRECT rectFramebuffer;
1521	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1522	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1523	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1524	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1525
1526	uint32_t cRectVisibleRegion = 0;
1527
1528	uint32_t i;
1529	for (i = 0; i < cRect; i++)
1530	{
1531	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1532	{
1533	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1534	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1535	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1536	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1537
1538	cRectVisibleRegion++;
1539	}
1540	}
1541	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1542	}
1543	}
1544
1545	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1546	VMMDev *vmmDev = mParent->i_getVMMDev();
1547	if (mfIsCr3DEnabled && vmmDev)
1548	{
1549	if (mhCrOglSvc)
1550	{
1551	VBOXCRCMDCTL_HGCM *pCtl;
1552	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1553	if (pCtl)
1554	{
1555	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1556	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1557
1558	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1559	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1560
1561	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1562	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1563	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1564
1565	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1566	if (!RT_SUCCESS(rc))
1567	{
1568	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1569	RTMemFree(pCtl);
1570	}
1571	}
1572	else
1573	AssertMsgFailed(("failed to allocate rects memory\n"));
1574	}
1575	else
1576	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1577	}
1578	#endif
1579
1580	RTMemTmpFree(pVisibleRegion);
1581
1582	return VINF_SUCCESS;
1583	}
1584
1585	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1586	{
1587	/// @todo Currently not used by the guest and is not implemented in
1588	/// framebuffers. Remove?
1589	RT_NOREF(pcRects, paRects);
1590	return VERR_NOT_SUPPORTED;
1591	}
1592
1593	#ifdef VBOX_WITH_HGSMI
1594	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1595	uint32_t fu32SupportedOrders,
1596	bool fVideoAccelVRDP,
1597	DISPLAYFBINFO *pFBInfo)
1598	{
1599	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1600
1601	if (pFBInfo->pVBVAHostFlags)
1602	{
1603	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1604
1605	if (pFBInfo->fVBVAEnabled)
1606	{
1607	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1608
1609	if (fVideoAccelVRDP)
1610	{
1611	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1612	}
1613	}
1614
1615	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1616	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1617
1618	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1619	}
1620	}
1621
1622	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1623	bool fVideoAccelVRDP,
1624	DISPLAYFBINFO *paFBInfos,
1625	unsigned cFBInfos)
1626	{
1627	unsigned uScreenId;
1628
1629	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1630	{
1631	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1632	}
1633	}
1634	#endif /* VBOX_WITH_HGSMI */
1635
1636	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1637	{
1638	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1639	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1640	if (RT_SUCCESS(rc))
1641	{
1642	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1643	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1644	}
1645	LogFlowFunc(("leave %Rrc\n", rc));
1646	return rc;
1647	}
1648
1649	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1650	{
1651	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1652	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1653	if (RT_SUCCESS(rc))
1654	{
1655	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1656	videoAccelLeaveVGA(&mVideoAccelLegacy);
1657	}
1658	LogFlowFunc(("leave %Rrc\n", rc));
1659	return rc;
1660	}
1661
1662	void Display::VideoAccelFlushVMMDev(void)
1663	{
1664	LogFlowFunc(("enter\n"));
1665	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1666	if (RT_SUCCESS(rc))
1667	{
1668	i_VideoAccelFlush(mpDrv->pUpPort);
1669	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1670	}
1671	LogFlowFunc(("leave\n"));
1672	}
1673
1674	/* Called always by one VRDP server thread. Can be thread-unsafe.
1675	*/
1676	void Display::i_VRDPConnectionEvent(bool fConnect)
1677	{
1678	LogRelFlowFunc(("fConnect = %d\n", fConnect));
1679
1680	int c = fConnect?
1681	ASMAtomicIncS32(&mcVRDPRefs):
1682	ASMAtomicDecS32(&mcVRDPRefs);
1683
1684	i_VideoAccelVRDP(fConnect, c);
1685	i_UpdateDeviceCursorCapabilities();
1686	}
1687
1688
1689	void Display::i_VideoAccelVRDP(bool fEnable, int c)
1690	{
1691	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1692
1693	Assert (c >= 0);
1694	RT_NOREF(fEnable);
1695
1696	/* This can run concurrently with Display videoaccel state change. */
1697	RTCritSectEnter(&mVideoAccelLock);
1698
1699	if (c == 0)
1700	{
1701	/* The last client has disconnected, and the accel can be
1702	* disabled.
1703	*/
1704	Assert(fEnable == false);
1705
1706	mfVideoAccelVRDP = false;
1707	mfu32SupportedOrders = 0;
1708
1709	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1710	maFramebuffers, mcMonitors);
1711	#ifdef VBOX_WITH_HGSMI
1712	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1713	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1714	#endif /* VBOX_WITH_HGSMI */
1715
1716	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1717	}
1718	else if ( c == 1
1719	&& !mfVideoAccelVRDP)
1720	{
1721	/* The first client has connected. Enable the accel.
1722	*/
1723	Assert(fEnable == true);
1724
1725	mfVideoAccelVRDP = true;
1726	/* Supporting all orders. */
1727	mfu32SupportedOrders = UINT32_MAX;
1728
1729	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1730	maFramebuffers, mcMonitors);
1731	#ifdef VBOX_WITH_HGSMI
1732	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1733	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1734	#endif /* VBOX_WITH_HGSMI */
1735
1736	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1737	}
1738	else
1739	{
1740	/* A client is connected or disconnected but there is no change in the
1741	* accel state. It remains enabled.
1742	*/
1743	Assert(mfVideoAccelVRDP == true);
1744	}
1745
1746	RTCritSectLeave(&mVideoAccelLock);
1747	}
1748
1749	void Display::i_notifyPowerDown(void)
1750	{
1751	LogRelFlowFunc(("\n"));
1752
1753	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1754
1755	/* Source bitmaps are not available anymore. */
1756	mfSourceBitmapEnabled = false;
1757
1758	alock.release();
1759
1760	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1761	unsigned uScreenId = mcMonitors;
1762	while (uScreenId > 0)
1763	{
1764	--uScreenId;
1765
1766	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1767	if (!pFBInfo->fDisabled)
1768	{
1769	i_handleDisplayResize(uScreenId, 32,
1770	pFBInfo->pu8FramebufferVRAM,
1771	pFBInfo->u32LineSize,
1772	pFBInfo->w,
1773	pFBInfo->h,
1774	pFBInfo->flags,
1775	pFBInfo->xOrigin,
1776	pFBInfo->yOrigin,
1777	false);
1778	}
1779	}
1780	}
1781
1782	// Wrapped IDisplay methods
1783	/////////////////////////////////////////////////////////////////////////////
1784	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1785	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1786	{
1787	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1788
1789	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1790
1791	if (aScreenId >= mcMonitors)
1792	return E_INVALIDARG;
1793
1794	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1795
1796	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1797
1798	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1799	guestMonitorStatus = GuestMonitorStatus_Disabled;
1800	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1801	guestMonitorStatus = GuestMonitorStatus_Blank;
1802
1803	if (aWidth)
1804	*aWidth = pFBInfo->w;
1805	if (aHeight)
1806	*aHeight = pFBInfo->h;
1807	if (aBitsPerPixel)
1808	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1809	if (aXOrigin)
1810	*aXOrigin = pFBInfo->xOrigin;
1811	if (aYOrigin)
1812	*aYOrigin = pFBInfo->yOrigin;
1813	if (aGuestMonitorStatus)
1814	*aGuestMonitorStatus = guestMonitorStatus;
1815
1816	return S_OK;
1817	}
1818
1819
1820	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1821	{
1822	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1823
1824	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1825
1826	if (aScreenId >= mcMonitors)
1827	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1828	aScreenId, mcMonitors);
1829
1830	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1831	if (!pFBInfo->pFramebuffer.isNull())
1832	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1833	aScreenId);
1834
1835	pFBInfo->pFramebuffer = aFramebuffer;
1836	pFBInfo->framebufferId.create();
1837	aId = pFBInfo->framebufferId;
1838
1839	SafeArray<FramebufferCapabilities_T> caps;
1840	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1841	pFBInfo->u32Caps = 0;
1842	size_t i;
1843	for (i = 0; i < caps.size(); ++i)
1844	pFBInfo->u32Caps \|= caps[i];
1845
1846	alock.release();
1847
1848	/* The driver might not have been constructed yet */
1849	if (mpDrv)
1850	{
1851	/* Inform the framebuffer about the actual screen size. */
1852	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1853	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1854
1855	/* Re-send the seamless rectangles if necessary. */
1856	if (mfSeamlessEnabled)
1857	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1858	}
1859
1860	Console::SafeVMPtrQuiet ptrVM(mParent);
1861	if (ptrVM.isOk())
1862	{
1863	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1864	if (mfIsCr3DEnabled)
1865	{
1866	VBOXCRCMDCTL_HGCM data;
1867	RT_ZERO(data);
1868	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1869	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1870
1871	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1872	data.aParms[0].u.uint32 = aScreenId;
1873
1874	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1875	AssertRC(vrc);
1876	}
1877	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1878
1879	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1880	3, this, aScreenId, false);
1881	}
1882
1883	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1884	return S_OK;
1885	}
1886
1887	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1888	{
1889	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1890
1891	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1892
1893	if (aScreenId >= mcMonitors)
1894	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1895	aScreenId, mcMonitors);
1896
1897	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1898
1899	if (pFBInfo->framebufferId != aId)
1900	{
1901	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1902	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1903	}
1904
1905	pFBInfo->pFramebuffer.setNull();
1906	pFBInfo->framebufferId.clear();
1907
1908	alock.release();
1909
1910	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1911	Console::SafeVMPtrQuiet ptrVM(mParent);
1912	if (ptrVM.isOk())
1913	{
1914	if (mfIsCr3DEnabled)
1915	{
1916	VBOXCRCMDCTL_HGCM data;
1917	RT_ZERO(data);
1918	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1919	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1920
1921	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1922	data.aParms[0].u.uint32 = aScreenId;
1923
1924	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1925	AssertRC(vrc);
1926	}
1927	}
1928	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1929
1930	return S_OK;
1931	}
1932
1933	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1934	{
1935	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1936
1937	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1938
1939	if (aScreenId >= mcMonitors)
1940	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1941	aScreenId, mcMonitors);
1942
1943	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1944
1945	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1946
1947	return S_OK;
1948	}
1949
1950	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1951	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1952	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1953	{
1954	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1955	{
1956	/* Some of parameters must not change. Query current mode. */
1957	ULONG ulWidth = 0;
1958	ULONG ulHeight = 0;
1959	ULONG ulBitsPerPixel = 0;
1960	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1961	if (FAILED(hr))
1962	return hr;
1963
1964	/* Assign current values to not changing parameters. */
1965	if (aWidth == 0)
1966	aWidth = ulWidth;
1967	if (aHeight == 0)
1968	aHeight = ulHeight;
1969	if (aBitsPerPixel == 0)
1970	aBitsPerPixel = ulBitsPerPixel;
1971	}
1972
1973	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1974
1975	if (aDisplay >= mcMonitors)
1976	return E_INVALIDARG;
1977
1978	CHECK_CONSOLE_DRV(mpDrv);
1979
1980	/*
1981	* It is up to the guest to decide whether the hint is
1982	* valid. Therefore don't do any VRAM sanity checks here.
1983	*/
1984
1985	/* Have to release the lock because the pfnRequestDisplayChange
1986	* will call EMT. */
1987	alock.release();
1988
1989	/* We always send the hint to the graphics card in case the guest enables
1990	* support later. For now we notify exactly when support is enabled. */
1991	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1992	aBitsPerPixel, aDisplay,
1993	aChangeOrigin ? aOriginX : ~0,
1994	aChangeOrigin ? aOriginY : ~0,
1995	RT_BOOL(aEnabled),
1996	mfGuestVBVACapabilities
1997	& VBVACAPS_VIDEO_MODE_HINTS);
1998	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1999	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
2000	{
2001	mParent->i_sendACPIMonitorHotPlugEvent();
2002	}
2003
2004	/* We currently never suppress the VMMDev hint if the guest has requested
2005	* it. Specifically the video graphics driver may not be responsible for
2006	* screen positioning in the guest virtual desktop, and the component
2007	* responsible may want to get the hint from VMMDev. */
2008	VMMDev *pVMMDev = mParent->i_getVMMDev();
2009	if (pVMMDev)
2010	{
2011	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2012	if (pVMMDevPort)
2013	{
2014	VMMDevDisplayDef d;
2015	d.idDisplay = aDisplay;
2016	d.xOrigin = aOriginX;
2017	d.yOrigin = aOriginY;
2018	d.cx = aWidth;
2019	d.cy = aHeight;
2020	d.cBitsPerPixel = aBitsPerPixel;
2021	d.fDisplayFlags = VMMDEV_DISPLAY_CX \| VMMDEV_DISPLAY_CY \| VMMDEV_DISPLAY_BPP;
2022	if (!aEnabled)
2023	d.fDisplayFlags \|= VMMDEV_DISPLAY_DISABLED;
2024	if (aChangeOrigin)
2025	d.fDisplayFlags \|= VMMDEV_DISPLAY_ORIGIN;
2026	if (aDisplay == 0)
2027	d.fDisplayFlags \|= VMMDEV_DISPLAY_PRIMARY;
2028
2029	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, 1, &d, false);
2030	}
2031	}
2032	return S_OK;
2033	}
2034
2035	HRESULT Display::setSeamlessMode(BOOL enabled)
2036	{
2037	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2038
2039	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2040	alock.release();
2041
2042	VMMDev *pVMMDev = mParent->i_getVMMDev();
2043	if (pVMMDev)
2044	{
2045	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2046	if (pVMMDevPort)
2047	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2048	}
2049	mfSeamlessEnabled = RT_BOOL(enabled);
2050
2051	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2052	if (!enabled)
2053	{
2054	VMMDev *vmmDev = mParent->i_getVMMDev();
2055	if (mfIsCr3DEnabled && vmmDev)
2056	{
2057	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
2058	if (!pData)
2059	{
2060	AssertMsgFailed(("RTMemAlloc failed\n"));
2061	return VERR_NO_MEMORY;
2062	}
2063
2064	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2065	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2066
2067	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2068	pData->aParms[0].u.pointer.addr = NULL;
2069	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2070
2071	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
2072	if (!RT_SUCCESS(rc))
2073	{
2074	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2075	RTMemFree(pData);
2076	}
2077	}
2078	}
2079	#endif
2080	return S_OK;
2081	}
2082
2083	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2084	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2085	uint32_t u32Width, uint32_t u32Height)
2086	{
2087	if ( pDisplay->mfIsCr3DEnabled
2088	&& pDisplay->mCrOglCallbacks.pfnHasData
2089	&& pDisplay->mCrOglCallbacks.pfnHasData())
2090	{
2091	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2092	if (pVMMDev)
2093	{
2094	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2095	if (pScreenshot)
2096	{
2097	/* screen id or CRSCREEN_ALL to specify all enabled */
2098	pScreenshot->u32Screen = aScreenId;
2099	pScreenshot->u32Width = u32Width;
2100	pScreenshot->u32Height = u32Height;
2101	pScreenshot->u32Pitch = u32Width * 4;
2102	pScreenshot->pvBuffer = pbData;
2103	pScreenshot->pvContext = NULL;
2104	pScreenshot->pfnScreenshotBegin = NULL;
2105	pScreenshot->pfnScreenshotPerform = NULL;
2106	pScreenshot->pfnScreenshotEnd = NULL;
2107
2108	VBOXCRCMDCTL_HGCM data;
2109	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2110	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2111
2112	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2113	data.aParms[0].u.pointer.addr = pScreenshot;
2114	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2115
2116	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2117
2118	RTMemFree(pScreenshot);
2119
2120	if (RT_SUCCESS(rc))
2121	return TRUE;
2122	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2123	/* fall back to the non-3d mechanism */
2124	}
2125	}
2126	}
2127	return FALSE;
2128	}
2129	#endif
2130
2131	/* static */
2132	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2133	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2134	{
2135	int rc;
2136	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2137	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2138	{
2139	if (pDisplay->mpDrv)
2140	{
2141	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2142	*pfMemFree = false;
2143	}
2144	else
2145	{
2146	/* No image. */
2147	*ppbData = NULL;
2148	*pcbData = 0;
2149	*pcx = 0;
2150	*pcy = 0;
2151	*pfMemFree = true;
2152	rc = VINF_SUCCESS;
2153	}
2154	}
2155	else if (aScreenId < pDisplay->mcMonitors)
2156	{
2157	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2158
2159	uint32_t width = pFBInfo->w;
2160	uint32_t height = pFBInfo->h;
2161
2162	/* Allocate 32 bit per pixel bitmap. */
2163	size_t cbRequired = width * 4 * height;
2164
2165	if (cbRequired)
2166	{
2167	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2168	if (pbDst != NULL)
2169	{
2170	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2171	{
2172	/* Copy guest VRAM to the allocated 32bpp buffer. */
2173	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2174	int32_t xSrc = 0;
2175	int32_t ySrc = 0;
2176	uint32_t u32SrcWidth = width;
2177	uint32_t u32SrcHeight = height;
2178	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2179	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2180
2181	int32_t xDst = 0;
2182	int32_t yDst = 0;
2183	uint32_t u32DstWidth = u32SrcWidth;
2184	uint32_t u32DstHeight = u32SrcHeight;
2185	uint32_t u32DstLineSize = u32DstWidth * 4;
2186	uint32_t u32DstBitsPerPixel = 32;
2187
2188	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2189	width, height,
2190	pu8Src,
2191	xSrc, ySrc,
2192	u32SrcWidth, u32SrcHeight,
2193	u32SrcLineSize, u32SrcBitsPerPixel,
2194	pbDst,
2195	xDst, yDst,
2196	u32DstWidth, u32DstHeight,
2197	u32DstLineSize, u32DstBitsPerPixel);
2198	}
2199	else
2200	{
2201	memset(pbDst, 0, cbRequired);
2202	rc = VINF_SUCCESS;
2203	}
2204	if (RT_SUCCESS(rc))
2205	{
2206	*ppbData = pbDst;
2207	*pcbData = cbRequired;
2208	*pcx = width;
2209	*pcy = height;
2210	*pfMemFree = true;
2211	}
2212	else
2213	{
2214	RTMemFree(pbDst);
2215
2216	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2217	if ( rc == VERR_INVALID_STATE
2218	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2219	{
2220	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2221	*pfMemFree = false;
2222	}
2223	}
2224	}
2225	else
2226	rc = VERR_NO_MEMORY;
2227	}
2228	else
2229	{
2230	/* No image. */
2231	*ppbData = NULL;
2232	*pcbData = 0;
2233	*pcx = 0;
2234	*pcy = 0;
2235	*pfMemFree = true;
2236	rc = VINF_SUCCESS;
2237	}
2238	}
2239	else
2240	rc = VERR_INVALID_PARAMETER;
2241	return rc;
2242	}
2243
2244	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2245	BYTE *address, ULONG width, ULONG height)
2246	{
2247	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2248	/*
2249	* CrOgl screenshot hook/hack.
2250	*/
2251	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2252	return VINF_SUCCESS;
2253	#endif
2254
2255	uint8_t *pbData = NULL;
2256	size_t cbData = 0;
2257	uint32_t cx = 0;
2258	uint32_t cy = 0;
2259	bool fFreeMem = false;
2260	int vrc = VINF_SUCCESS;
2261
2262	int cRetries = 5;
2263	while (cRetries-- > 0)
2264	{
2265	/* Note! Not sure if the priority call is such a good idea here, but
2266	it would be nice to have an accurate screenshot for the bug
2267	report if the VM deadlocks. */
2268	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2269	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2270	if (vrc != VERR_TRY_AGAIN)
2271	{
2272	break;
2273	}
2274
2275	RTThreadSleep(10);
2276	}
2277
2278	if (RT_SUCCESS(vrc) && pbData)
2279	{
2280	if (cx == width && cy == height)
2281	{
2282	/* No scaling required. */
2283	memcpy(address, pbData, cbData);
2284	}
2285	else
2286	{
2287	/* Scale. */
2288	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2289
2290	uint8_t *dst = address;
2291	uint8_t *src = pbData;
2292	int dstW = width;
2293	int dstH = height;
2294	int srcW = cx;
2295	int srcH = cy;
2296	int iDeltaLine = cx * 4;
2297
2298	BitmapScale32(dst,
2299	dstW, dstH,
2300	src,
2301	iDeltaLine,
2302	srcW, srcH);
2303	}
2304
2305	if (fFreeMem)
2306	RTMemFree(pbData);
2307	else
2308	{
2309	/* This can be called from any thread. */
2310	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2311	}
2312	}
2313
2314	return vrc;
2315	}
2316
2317	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2318	BYTE *aAddress,
2319	ULONG aWidth,
2320	ULONG aHeight,
2321	BitmapFormat_T aBitmapFormat,
2322	ULONG *pcbOut)
2323	{
2324	HRESULT rc = S_OK;
2325
2326	/* Do not allow too small and too large screenshots. This also filters out negative
2327	* values passed as either 'aWidth' or 'aHeight'.
2328	*/
2329	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2330	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2331
2332	if ( aBitmapFormat != BitmapFormat_BGR0
2333	&& aBitmapFormat != BitmapFormat_BGRA
2334	&& aBitmapFormat != BitmapFormat_RGBA
2335	&& aBitmapFormat != BitmapFormat_PNG)
2336	{
2337	return setError(E_NOTIMPL,
2338	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2339	}
2340
2341	Console::SafeVMPtr ptrVM(mParent);
2342	if (!ptrVM.isOk())
2343	return ptrVM.rc();
2344
2345	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2346
2347	if (RT_SUCCESS(vrc))
2348	{
2349	const size_t cbData = aWidth * 4 * aHeight;
2350
2351	/* Most of uncompressed formats. */
2352	*pcbOut = (ULONG)cbData;
2353
2354	if (aBitmapFormat == BitmapFormat_BGR0)
2355	{
2356	/* Do nothing. */
2357	}
2358	else if (aBitmapFormat == BitmapFormat_BGRA)
2359	{
2360	uint32_t pu32 = (uint32_t )aAddress;
2361	size_t cPixels = aWidth * aHeight;
2362	while (cPixels--)
2363	{
2364	*pu32++ \|= UINT32_C(0xFF000000);
2365	}
2366	}
2367	else if (aBitmapFormat == BitmapFormat_RGBA)
2368	{
2369	uint8_t *pu8 = aAddress;
2370	size_t cPixels = aWidth * aHeight;
2371	while (cPixels--)
2372	{
2373	uint8_t u8 = pu8[0];
2374	pu8[0] = pu8[2];
2375	pu8[2] = u8;
2376	pu8[3] = 0xFF;
2377
2378	pu8 += 4;
2379	}
2380	}
2381	else if (aBitmapFormat == BitmapFormat_PNG)
2382	{
2383	uint8_t *pu8PNG = NULL;
2384	uint32_t cbPNG = 0;
2385	uint32_t cxPNG = 0;
2386	uint32_t cyPNG = 0;
2387
2388	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2389	if (RT_SUCCESS(vrc))
2390	{
2391	if (cbPNG <= cbData)
2392	{
2393	memcpy(aAddress, pu8PNG, cbPNG);
2394	*pcbOut = cbPNG;
2395	}
2396	else
2397	{
2398	rc = setError(E_FAIL,
2399	tr("PNG is larger than 32bpp bitmap"));
2400	}
2401	}
2402	else
2403	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2404	RTMemFree(pu8PNG);
2405	}
2406	}
2407	else if (vrc == VERR_TRY_AGAIN)
2408	rc = setErrorBoth(E_UNEXPECTED, vrc, tr("Screenshot is not available at this time"));
2409	else if (RT_FAILURE(vrc))
2410	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not take a screenshot (%Rrc)"), vrc);
2411
2412	return rc;
2413	}
2414
2415	HRESULT Display::takeScreenShot(ULONG aScreenId,
2416	BYTE *aAddress,
2417	ULONG aWidth,
2418	ULONG aHeight,
2419	BitmapFormat_T aBitmapFormat)
2420	{
2421	HRESULT rc = S_OK;
2422
2423	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2424	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2425
2426	ULONG cbOut = 0;
2427	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2428	NOREF(cbOut);
2429
2430	LogRelFlowFunc(("%Rhrc\n", rc));
2431	return rc;
2432	}
2433
2434	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2435	ULONG aWidth,
2436	ULONG aHeight,
2437	BitmapFormat_T aBitmapFormat,
2438	std::vector<BYTE> &aScreenData)
2439	{
2440	HRESULT rc = S_OK;
2441
2442	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2443	aScreenId, aWidth, aHeight, aBitmapFormat));
2444
2445	/* Do not allow too small and too large screenshots. This also filters out negative
2446	* values passed as either 'aWidth' or 'aHeight'.
2447	*/
2448	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2449	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2450
2451	const size_t cbData = aWidth * 4 * aHeight;
2452	aScreenData.resize(cbData);
2453
2454	ULONG cbOut = 0;
2455	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2456	if (FAILED(rc))
2457	cbOut = 0;
2458
2459	aScreenData.resize(cbOut);
2460
2461	LogRelFlowFunc(("%Rhrc\n", rc));
2462	return rc;
2463	}
2464
2465	#ifdef VBOX_WITH_RECORDING
2466	/**
2467	* Invalidates the recording configuration.
2468	*
2469	* @returns IPRT status code.
2470	*/
2471	int Display::i_recordingInvalidate(void)
2472	{
2473	RecordingContext *pCtx = mParent->i_recordingGetContext();
2474	if (!pCtx \|\| !pCtx->IsStarted())
2475	return VINF_SUCCESS;
2476
2477	/*
2478	* Invalidate screens.
2479	*/
2480	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2481	{
2482	RecordingStream *pRecordingStream = pCtx->GetStream(uScreen);
2483
2484	const bool fStreamEnabled = pRecordingStream->IsReady();
2485	bool fChanged = maRecordingEnabled[uScreen] != fStreamEnabled;
2486
2487	maRecordingEnabled[uScreen] = fStreamEnabled;
2488
2489	if (fChanged && uScreen < mcMonitors)
2490	i_recordingScreenChanged(uScreen);
2491	}
2492
2493	return VINF_SUCCESS;
2494	}
2495
2496	void Display::i_recordingScreenChanged(unsigned uScreenId)
2497	{
2498	RecordingContext *pCtx = mParent->i_recordingGetContext();
2499
2500	i_UpdateDeviceCursorCapabilities();
2501	if ( RT_LIKELY(!maRecordingEnabled[uScreenId])
2502	\|\| !pCtx \|\| !pCtx->IsStarted())
2503	{
2504	/* Skip recording this screen. */
2505	return;
2506	}
2507
2508	/* Get a new source bitmap which will be used by video recording code. */
2509	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2510	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2511
2512	int rc2 = RTCritSectEnter(&mVideoRecLock);
2513	if (RT_SUCCESS(rc2))
2514	{
2515	maFramebuffers[uScreenId].Recording.pSourceBitmap = pSourceBitmap;
2516
2517	rc2 = RTCritSectLeave(&mVideoRecLock);
2518	AssertRC(rc2);
2519	}
2520	}
2521	#endif /* VBOX_WITH_RECORDING */
2522
2523	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2524	ULONG x, ULONG y, ULONG width, ULONG height)
2525	{
2526	int rc = VINF_SUCCESS;
2527
2528	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2529
2530	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2531	{
2532	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2533	}
2534	else if (aScreenId < pDisplay->mcMonitors)
2535	{
2536	/* Copy the bitmap to the guest VRAM. */
2537	const uint8_t *pu8Src = address;
2538	int32_t xSrc = 0;
2539	int32_t ySrc = 0;
2540	uint32_t u32SrcWidth = width;
2541	uint32_t u32SrcHeight = height;
2542	uint32_t u32SrcLineSize = width * 4;
2543	uint32_t u32SrcBitsPerPixel = 32;
2544
2545	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2546	int32_t xDst = x;
2547	int32_t yDst = y;
2548	uint32_t u32DstWidth = pFBInfo->w;
2549	uint32_t u32DstHeight = pFBInfo->h;
2550	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2551	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2552
2553	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2554	width, height,
2555	pu8Src,
2556	xSrc, ySrc,
2557	u32SrcWidth, u32SrcHeight,
2558	u32SrcLineSize, u32SrcBitsPerPixel,
2559	pu8Dst,
2560	xDst, yDst,
2561	u32DstWidth, u32DstHeight,
2562	u32DstLineSize, u32DstBitsPerPixel);
2563	if (RT_SUCCESS(rc))
2564	{
2565	if (!pFBInfo->pSourceBitmap.isNull())
2566	{
2567	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2568	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2569	*/
2570	if ( pFBInfo->fDefaultFormat
2571	&& !pFBInfo->fDisabled)
2572	{
2573	BYTE *pAddress = NULL;
2574	ULONG ulWidth = 0;
2575	ULONG ulHeight = 0;
2576	ULONG ulBitsPerPixel = 0;
2577	ULONG ulBytesPerLine = 0;
2578	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2579
2580	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2581	&ulWidth,
2582	&ulHeight,
2583	&ulBitsPerPixel,
2584	&ulBytesPerLine,
2585	&bitmapFormat);
2586	if (SUCCEEDED(hrc))
2587	{
2588	pu8Src = pFBInfo->pu8FramebufferVRAM;
2589	xSrc = x;
2590	ySrc = y;
2591	u32SrcWidth = pFBInfo->w;
2592	u32SrcHeight = pFBInfo->h;
2593	u32SrcLineSize = pFBInfo->u32LineSize;
2594	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2595
2596	/* Default format is 32 bpp. */
2597	pu8Dst = pAddress;
2598	xDst = xSrc;
2599	yDst = ySrc;
2600	u32DstWidth = u32SrcWidth;
2601	u32DstHeight = u32SrcHeight;
2602	u32DstLineSize = u32DstWidth * 4;
2603	u32DstBitsPerPixel = 32;
2604
2605	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2606	width, height,
2607	pu8Src,
2608	xSrc, ySrc,
2609	u32SrcWidth, u32SrcHeight,
2610	u32SrcLineSize, u32SrcBitsPerPixel,
2611	pu8Dst,
2612	xDst, yDst,
2613	u32DstWidth, u32DstHeight,
2614	u32DstLineSize, u32DstBitsPerPixel);
2615	}
2616	}
2617	}
2618
2619	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2620	}
2621	}
2622	else
2623	{
2624	rc = VERR_INVALID_PARAMETER;
2625	}
2626
2627	if (RT_SUCCESS(rc))
2628	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2629
2630	return rc;
2631	}
2632
2633	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2634	{
2635	/// @todo (r=dmik) this function may take too long to complete if the VM
2636	// is doing something like saving state right now. Which, in case if it
2637	// is called on the GUI thread, will make it unresponsive. We should
2638	// check the machine state here (by enclosing the check and VMRequCall
2639	// within the Console lock to make it atomic).
2640
2641	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2642	(void *)aAddress, aX, aY, aWidth, aHeight));
2643
2644	CheckComArgExpr(aWidth, aWidth != 0);
2645	CheckComArgExpr(aHeight, aHeight != 0);
2646
2647	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2648
2649	CHECK_CONSOLE_DRV(mpDrv);
2650
2651	Console::SafeVMPtr ptrVM(mParent);
2652	if (!ptrVM.isOk())
2653	return ptrVM.rc();
2654
2655	/* Release lock because the call scheduled on EMT may also try to take it. */
2656	alock.release();
2657
2658	/*
2659	* Again we're lazy and make the graphics device do all the
2660	* dirty conversion work.
2661	*/
2662	int vrc = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2663	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2664
2665	/*
2666	* If the function returns not supported, we'll have to do all the
2667	* work ourselves using the framebuffer.
2668	*/
2669	HRESULT rc = S_OK;
2670	if (vrc == VERR_NOT_SUPPORTED \|\| vrc == VERR_NOT_IMPLEMENTED)
2671	{
2672	/** @todo implement generic fallback for screen blitting. */
2673	rc = E_NOTIMPL;
2674	}
2675	else if (RT_FAILURE(vrc))
2676	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not draw to the screen (%Rrc)"), vrc);
2677	/// @todo
2678	// else
2679	// {
2680	// /* All ok. Redraw the screen. */
2681	// handleDisplayUpdate(x, y, width, height);
2682	// }
2683
2684	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2685	return rc;
2686	}
2687
2688	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2689	{
2690	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2691
2692	unsigned uScreenId;
2693	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2694	{
2695	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2696
2697	if ( !pFBInfo->fVBVAEnabled
2698	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2699	{
2700	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2701	}
2702	else
2703	{
2704	if (!pFBInfo->fDisabled)
2705	{
2706	/* Render complete VRAM screen to the framebuffer.
2707	* When framebuffer uses VRAM directly, just notify it to update.
2708	*/
2709	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2710	{
2711	BYTE *pAddress = NULL;
2712	ULONG ulWidth = 0;
2713	ULONG ulHeight = 0;
2714	ULONG ulBitsPerPixel = 0;
2715	ULONG ulBytesPerLine = 0;
2716	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2717
2718	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2719	&ulWidth,
2720	&ulHeight,
2721	&ulBitsPerPixel,
2722	&ulBytesPerLine,
2723	&bitmapFormat);
2724	if (SUCCEEDED(hrc))
2725	{
2726	uint32_t width = pFBInfo->w;
2727	uint32_t height = pFBInfo->h;
2728
2729	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2730	int32_t xSrc = 0;
2731	int32_t ySrc = 0;
2732	uint32_t u32SrcWidth = pFBInfo->w;
2733	uint32_t u32SrcHeight = pFBInfo->h;
2734	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2735	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2736
2737	/* Default format is 32 bpp. */
2738	uint8_t *pu8Dst = pAddress;
2739	int32_t xDst = xSrc;
2740	int32_t yDst = ySrc;
2741	uint32_t u32DstWidth = u32SrcWidth;
2742	uint32_t u32DstHeight = u32SrcHeight;
2743	uint32_t u32DstLineSize = u32DstWidth * 4;
2744	uint32_t u32DstBitsPerPixel = 32;
2745
2746	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2747	* implies resize of Framebuffer is in progress and
2748	* copyrect should not be called.
2749	*/
2750	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2751	{
2752	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2753	width, height,
2754	pu8Src,
2755	xSrc, ySrc,
2756	u32SrcWidth, u32SrcHeight,
2757	u32SrcLineSize, u32SrcBitsPerPixel,
2758	pu8Dst,
2759	xDst, yDst,
2760	u32DstWidth, u32DstHeight,
2761	u32DstLineSize, u32DstBitsPerPixel);
2762	}
2763	}
2764	}
2765
2766	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2767	}
2768	}
2769	if (!fUpdateAll)
2770	break;
2771	}
2772	LogRelFlowFunc(("done\n"));
2773	return VINF_SUCCESS;
2774	}
2775
2776	/**
2777	* Does a full invalidation of the VM display and instructs the VM
2778	* to update it immediately.
2779	*
2780	* @returns COM status code
2781	*/
2782
2783	HRESULT Display::invalidateAndUpdate()
2784	{
2785	LogRelFlowFunc(("\n"));
2786
2787	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2788
2789	CHECK_CONSOLE_DRV(mpDrv);
2790
2791	Console::SafeVMPtr ptrVM(mParent);
2792	if (!ptrVM.isOk())
2793	return ptrVM.rc();
2794
2795	HRESULT rc = S_OK;
2796
2797	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2798
2799	/* Have to release the lock when calling EMT. */
2800	alock.release();
2801
2802	int vrc = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2803	3, this, 0, true);
2804	alock.acquire();
2805
2806	if (RT_FAILURE(vrc))
2807	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not invalidate and update the screen (%Rrc)"), vrc);
2808
2809	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2810	return rc;
2811	}
2812
2813	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2814	{
2815	LogRelFlowFunc(("\n"));
2816
2817	HRESULT rc = S_OK;
2818
2819	Console::SafeVMPtr ptrVM(mParent);
2820	if (!ptrVM.isOk())
2821	return ptrVM.rc();
2822
2823	int vrc = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2824	3, this, aScreenId, false);
2825	if (RT_FAILURE(vrc))
2826	rc = setErrorBoth(VBOX_E_IPRT_ERROR, vrc, tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, vrc);
2827
2828	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2829	return rc;
2830	}
2831
2832	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2833	{
2834	#ifdef VBOX_WITH_VIDEOHWACCEL
2835	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *)aCommand);
2836	return S_OK;
2837	#else
2838	return E_NOTIMPL;
2839	#endif
2840	}
2841
2842	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2843	{
2844	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2845
2846	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2847	if (mfIsCr3DEnabled)
2848	{
2849	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2850	if (RT_FAILURE(rc))
2851	{
2852	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2853	pFb->pendingViewportInfo.fPending = true;
2854	pFb->pendingViewportInfo.x = aX;
2855	pFb->pendingViewportInfo.y = aY;
2856	pFb->pendingViewportInfo.width = aWidth;
2857	pFb->pendingViewportInfo.height = aHeight;
2858	}
2859	}
2860	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2861
2862	/* The driver might not have been constructed yet */
2863	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2864	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2865
2866	return S_OK;
2867	}
2868
2869	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2870	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2871	{
2872	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2873
2874	Console::SafeVMPtr ptrVM(mParent);
2875	if (!ptrVM.isOk())
2876	return ptrVM.rc();
2877
2878	CHECK_CONSOLE_DRV(mpDrv);
2879
2880	bool fSetRenderVRAM = false;
2881	bool fInvalidate = false;
2882
2883	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2884
2885	if (aScreenId >= mcMonitors)
2886	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
2887	aScreenId, mcMonitors);
2888
2889	if (!mfSourceBitmapEnabled)
2890	{
2891	aDisplaySourceBitmap = NULL;
2892	return E_FAIL;
2893	}
2894
2895	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2896
2897	/* No source bitmap for a blank guest screen. */
2898	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
2899	{
2900	aDisplaySourceBitmap = NULL;
2901	return E_FAIL;
2902	}
2903
2904	HRESULT hr = S_OK;
2905
2906	if (pFBInfo->pSourceBitmap.isNull())
2907	{
2908	/* Create a new object. */
2909	ComObjPtr<DisplaySourceBitmap> obj;
2910	hr = obj.createObject();
2911	if (SUCCEEDED(hr))
2912	hr = obj->init(this, aScreenId, pFBInfo);
2913
2914	if (SUCCEEDED(hr))
2915	{
2916	pFBInfo->pSourceBitmap = obj;
2917	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
2918
2919	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2920	{
2921	/* Start buffer updates. */
2922	BYTE *pAddress = NULL;
2923	ULONG ulWidth = 0;
2924	ULONG ulHeight = 0;
2925	ULONG ulBitsPerPixel = 0;
2926	ULONG ulBytesPerLine = 0;
2927	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2928
2929	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2930	&ulWidth,
2931	&ulHeight,
2932	&ulBitsPerPixel,
2933	&ulBytesPerLine,
2934	&bitmapFormat);
2935
2936	mpDrv->IConnector.pbData = pAddress;
2937	mpDrv->IConnector.cbScanline = ulBytesPerLine;
2938	mpDrv->IConnector.cBits = ulBitsPerPixel;
2939	mpDrv->IConnector.cx = ulWidth;
2940	mpDrv->IConnector.cy = ulHeight;
2941
2942	fSetRenderVRAM = pFBInfo->fDefaultFormat;
2943	}
2944
2945	/* Make sure that the bitmap contains the latest image. */
2946	fInvalidate = pFBInfo->fDefaultFormat;
2947	}
2948	}
2949
2950	if (SUCCEEDED(hr))
2951	{
2952	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
2953	}
2954
2955	/* Leave the IDisplay lock because the VGA device must not be called under it. */
2956	alock.release();
2957
2958	if (SUCCEEDED(hr))
2959	{
2960	if (fSetRenderVRAM)
2961	{
2962	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
2963	}
2964
2965	if (fInvalidate)
2966	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2967	3, this, aScreenId, false);
2968	}
2969
2970	LogRelFlowFunc(("%Rhrc\n", hr));
2971	return hr;
2972	}
2973
2974	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
2975	{
2976	NOREF(aGuestScreenLayout);
2977	return E_NOTIMPL;
2978	}
2979
2980	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
2981	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
2982	{
2983	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2984
2985	if (aGuestScreenInfo.size() != mcMonitors)
2986	return E_INVALIDARG;
2987
2988	CHECK_CONSOLE_DRV(mpDrv);
2989
2990	/*
2991	* It is up to the guest to decide whether the hint is
2992	* valid. Therefore don't do any VRAM sanity checks here.
2993	*/
2994
2995	/* Have to release the lock because the pfnRequestDisplayChange
2996	* will call EMT. */
2997	alock.release();
2998
2999	VMMDev *pVMMDev = mParent->i_getVMMDev();
3000	if (pVMMDev)
3001	{
3002	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
3003	if (pVMMDevPort)
3004	{
3005	uint32_t const cDisplays = (uint32_t)aGuestScreenInfo.size();
3006
3007	size_t const cbAlloc = cDisplays * sizeof(VMMDevDisplayDef);
3008	VMMDevDisplayDef paDisplayDefs = (VMMDevDisplayDef )RTMemAlloc(cbAlloc);
3009	if (paDisplayDefs)
3010	{
3011	for (uint32_t i = 0; i < cDisplays; ++i)
3012	{
3013	VMMDevDisplayDef *p = &paDisplayDefs[i];
3014	ComPtr<IGuestScreenInfo> pScreenInfo = aGuestScreenInfo[i];
3015
3016	ULONG screenId = 0;
3017	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
3018	BOOL origin = FALSE;
3019	BOOL primary = FALSE;
3020	LONG originX = 0;
3021	LONG originY = 0;
3022	ULONG width = 0;
3023	ULONG height = 0;
3024	ULONG bitsPerPixel = 0;
3025
3026	pScreenInfo->COMGETTER(ScreenId) (&screenId);
3027	pScreenInfo->COMGETTER(GuestMonitorStatus)(&guestMonitorStatus);
3028	pScreenInfo->COMGETTER(Primary) (&primary);
3029	pScreenInfo->COMGETTER(Origin) (&origin);
3030	pScreenInfo->COMGETTER(OriginX) (&originX);
3031	pScreenInfo->COMGETTER(OriginY) (&originY);
3032	pScreenInfo->COMGETTER(Width) (&width);
3033	pScreenInfo->COMGETTER(Height) (&height);
3034	pScreenInfo->COMGETTER(BitsPerPixel)(&bitsPerPixel);
3035
3036	LogFlowFunc(("%d %d,%d %dx%d\n", screenId, originX, originY, width, height));
3037
3038	p->idDisplay = screenId;
3039	p->xOrigin = originX;
3040	p->yOrigin = originY;
3041	p->cx = width;
3042	p->cy = height;
3043	p->cBitsPerPixel = bitsPerPixel;
3044	p->fDisplayFlags = VMMDEV_DISPLAY_CX \| VMMDEV_DISPLAY_CY \| VMMDEV_DISPLAY_BPP;
3045	if (guestMonitorStatus == GuestMonitorStatus_Disabled)
3046	p->fDisplayFlags \|= VMMDEV_DISPLAY_DISABLED;
3047	if (origin)
3048	p->fDisplayFlags \|= VMMDEV_DISPLAY_ORIGIN;
3049	if (primary)
3050	p->fDisplayFlags \|= VMMDEV_DISPLAY_PRIMARY;
3051	}
3052
3053	bool const fForce = aScreenLayoutMode == ScreenLayoutMode_Reset
3054	\|\| aScreenLayoutMode == ScreenLayoutMode_Apply;
3055	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, cDisplays, paDisplayDefs, fForce);
3056
3057	RTMemFree(paDisplayDefs);
3058	}
3059	}
3060	}
3061	return S_OK;
3062	}
3063
3064	HRESULT Display::detachScreens(const std::vector<LONG> &aScreenIds)
3065	{
3066	NOREF(aScreenIds);
3067	return E_NOTIMPL;
3068	}
3069
3070	HRESULT Display::createGuestScreenInfo(ULONG aDisplay,
3071	GuestMonitorStatus_T aStatus,
3072	BOOL aPrimary,
3073	BOOL aChangeOrigin,
3074	LONG aOriginX,
3075	LONG aOriginY,
3076	ULONG aWidth,
3077	ULONG aHeight,
3078	ULONG aBitsPerPixel,
3079	ComPtr<IGuestScreenInfo> &aGuestScreenInfo)
3080	{
3081	/* Create a new object. */
3082	ComObjPtr<GuestScreenInfo> obj;
3083	HRESULT hr = obj.createObject();
3084	if (SUCCEEDED(hr))
3085	hr = obj->init(aDisplay, aStatus, aPrimary, aChangeOrigin, aOriginX, aOriginY,
3086	aWidth, aHeight, aBitsPerPixel);
3087	if (SUCCEEDED(hr))
3088	obj.queryInterfaceTo(aGuestScreenInfo.asOutParam());
3089
3090	return hr;
3091	}
3092
3093
3094	/*
3095	* GuestScreenInfo implementation.
3096	*/
3097	DEFINE_EMPTY_CTOR_DTOR(GuestScreenInfo)
3098
3099	HRESULT GuestScreenInfo::FinalConstruct()
3100	{
3101	return BaseFinalConstruct();
3102	}
3103
3104	void GuestScreenInfo::FinalRelease()
3105	{
3106	uninit();
3107
3108	BaseFinalRelease();
3109	}
3110
3111	HRESULT GuestScreenInfo::init(ULONG aDisplay,
3112	GuestMonitorStatus_T aGuestMonitorStatus,
3113	BOOL aPrimary,
3114	BOOL aChangeOrigin,
3115	LONG aOriginX,
3116	LONG aOriginY,
3117	ULONG aWidth,
3118	ULONG aHeight,
3119	ULONG aBitsPerPixel)
3120	{
3121	LogFlowThisFunc(("[%u]\n", aDisplay));
3122
3123	/* Enclose the state transition NotReady->InInit->Ready */
3124	AutoInitSpan autoInitSpan(this);
3125	AssertReturn(autoInitSpan.isOk(), E_FAIL);
3126
3127	mScreenId = aDisplay;
3128	mGuestMonitorStatus = aGuestMonitorStatus;
3129	mPrimary = aPrimary;
3130	mOrigin = aChangeOrigin;
3131	mOriginX = aOriginX;
3132	mOriginY = aOriginY;
3133	mWidth = aWidth;
3134	mHeight = aHeight;
3135	mBitsPerPixel = aBitsPerPixel;
3136
3137	/* Confirm a successful initialization */
3138	autoInitSpan.setSucceeded();
3139
3140	return S_OK;
3141	}
3142
3143	void GuestScreenInfo::uninit()
3144	{
3145	/* Enclose the state transition Ready->InUninit->NotReady */
3146	AutoUninitSpan autoUninitSpan(this);
3147	if (autoUninitSpan.uninitDone())
3148	return;
3149
3150	LogFlowThisFunc(("[%u]\n", mScreenId));
3151	}
3152
3153	HRESULT GuestScreenInfo::getScreenId(ULONG *aScreenId)
3154	{
3155	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3156	*aScreenId = mScreenId;
3157	return S_OK;
3158	}
3159
3160	HRESULT GuestScreenInfo::getGuestMonitorStatus(GuestMonitorStatus_T *aGuestMonitorStatus)
3161	{
3162	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3163	*aGuestMonitorStatus = mGuestMonitorStatus;
3164	return S_OK;
3165	}
3166
3167	HRESULT GuestScreenInfo::getPrimary(BOOL *aPrimary)
3168	{
3169	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3170	*aPrimary = mPrimary;
3171	return S_OK;
3172	}
3173
3174	HRESULT GuestScreenInfo::getOrigin(BOOL *aOrigin)
3175	{
3176	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3177	*aOrigin = mOrigin;
3178	return S_OK;
3179	}
3180
3181	HRESULT GuestScreenInfo::getOriginX(LONG *aOriginX)
3182	{
3183	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3184	*aOriginX = mOriginX;
3185	return S_OK;
3186	}
3187
3188	HRESULT GuestScreenInfo::getOriginY(LONG *aOriginY)
3189	{
3190	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3191	*aOriginY = mOriginY;
3192	return S_OK;
3193	}
3194
3195	HRESULT GuestScreenInfo::getWidth(ULONG *aWidth)
3196	{
3197	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3198	*aWidth = mWidth;
3199	return S_OK;
3200	}
3201
3202	HRESULT GuestScreenInfo::getHeight(ULONG *aHeight)
3203	{
3204	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3205	*aHeight = mHeight;
3206	return S_OK;
3207	}
3208
3209	HRESULT GuestScreenInfo::getBitsPerPixel(ULONG *aBitsPerPixel)
3210	{
3211	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3212	*aBitsPerPixel = mBitsPerPixel;
3213	return S_OK;
3214	}
3215
3216	HRESULT GuestScreenInfo::getExtendedInfo(com::Utf8Str &aExtendedInfo)
3217	{
3218	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3219	aExtendedInfo = com::Utf8Str();
3220	return S_OK;
3221	}
3222
3223	// wrapped IEventListener method
3224	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3225	{
3226	VBoxEventType_T aType = VBoxEventType_Invalid;
3227
3228	aEvent->COMGETTER(Type)(&aType);
3229	switch (aType)
3230	{
3231	case VBoxEventType_OnStateChanged:
3232	{
3233	ComPtr<IStateChangedEvent> scev = aEvent;
3234	Assert(scev);
3235	MachineState_T machineState;
3236	scev->COMGETTER(State)(&machineState);
3237	if ( machineState == MachineState_Running
3238	\|\| machineState == MachineState_Teleporting
3239	\|\| machineState == MachineState_LiveSnapshotting
3240	\|\| machineState == MachineState_DeletingSnapshotOnline
3241	)
3242	{
3243	LogRelFlowFunc(("Machine is running.\n"));
3244
3245	#ifdef VBOX_WITH_CROGL
3246	i_crOglWindowsShow(true);
3247	#endif
3248	}
3249	else
3250	{
3251	#ifdef VBOX_WITH_CROGL
3252	if (machineState == MachineState_Paused)
3253	i_crOglWindowsShow(false);
3254	#endif
3255	}
3256	break;
3257	}
3258	default:
3259	AssertFailed();
3260	}
3261
3262	return S_OK;
3263	}
3264
3265
3266	// private methods
3267	/////////////////////////////////////////////////////////////////////////////
3268
3269	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3270	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3271	{
3272	VMMDev *pVMMDev = mParent->i_getVMMDev();
3273	if (!pVMMDev)
3274	return VERR_INVALID_STATE;
3275
3276	size_t cbData = RT_UOFFSETOF_DYN(VBOXCRCMDCTL_HGCM, aParms[5]); /* (clang doesn't think this is a POD, thus _DYN.) */
3277	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3278
3279	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3280	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3281
3282	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3283	pData->aParms[0].u.uint32 = aScreenId;
3284
3285	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3286	pData->aParms[1].u.uint32 = x;
3287
3288	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3289	pData->aParms[2].u.uint32 = y;
3290
3291	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3292	pData->aParms[3].u.uint32 = width;
3293
3294	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3295	pData->aParms[4].u.uint32 = height;
3296
3297	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3298	}
3299	#endif
3300	#ifdef VBOX_WITH_CRHGSMI
3301
3302	void Display::i_setupCrHgsmiData(void)
3303	{
3304	VMMDev *pVMMDev = mParent->i_getVMMDev();
3305	Assert(pVMMDev);
3306	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3307	AssertRC(rc);
3308
3309	if (pVMMDev)
3310	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3311	else
3312	rc = VERR_GENERAL_FAILURE;
3313
3314	if (RT_SUCCESS(rc))
3315	{
3316	Assert(mhCrOglSvc);
3317	/* setup command completion callback */
3318	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3319	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3320	Completion.Hdr.cbCmd = sizeof(Completion);
3321	Completion.hCompletion = mpDrv->pVBVACallbacks;
3322	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3323
3324	VBOXHGCMSVCPARM parm;
3325	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3326	parm.u.pointer.addr = &Completion;
3327	parm.u.pointer.size = 0;
3328
3329	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3330	if (RT_SUCCESS(rc))
3331	mCrOglCallbacks = Completion.MainInterface;
3332	else
3333	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3334	}
3335
3336	if (RT_FAILURE(rc))
3337	mhCrOglSvc = NULL;
3338
3339	RTCritSectRwLeaveExcl(&mCrOglLock);
3340	}
3341
3342	void Display::i_destructCrHgsmiData(void)
3343	{
3344	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3345	AssertRC(rc);
3346	mhCrOglSvc = NULL;
3347	RTCritSectRwLeaveExcl(&mCrOglLock);
3348	}
3349
3350	#endif /* VBOX_WITH_CRHGSMI */
3351
3352	/**
3353	* Handle display resize event issued by the VGA device for the primary screen.
3354	*
3355	* @see PDMIDISPLAYCONNECTOR::pfnResize
3356	*/
3357	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3358	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3359	{
3360	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3361	Display *pThis = pDrv->pDisplay;
3362
3363	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3364	bpp, pvVRAM, cbLine, cx, cy));
3365
3366	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3367	if (!f)
3368	{
3369	/* This is a result of recursive call when the source bitmap is being updated
3370	* during a VGA resize. Tell the VGA device to ignore the call.
3371	*
3372	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3373	* fail on resize.
3374	*/
3375	LogRel(("displayResizeCallback: already processing\n"));
3376	return VINF_VGA_RESIZE_IN_PROGRESS;
3377	}
3378
3379	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3380
3381	/* Restore the flag. */
3382	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3383	AssertRelease(f);
3384
3385	return rc;
3386	}
3387
3388	/**
3389	* Handle display update.
3390	*
3391	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3392	*/
3393	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3394	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3395	{
3396	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3397
3398	#ifdef DEBUG_sunlover
3399	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3400	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3401	#endif /* DEBUG_sunlover */
3402
3403	/* This call does update regardless of VBVA status.
3404	* But in VBVA mode this is called only as result of
3405	* pfnUpdateDisplayAll in the VGA device.
3406	*/
3407
3408	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3409	}
3410
3411	/**
3412	* Periodic display refresh callback.
3413	*
3414	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3415	* @thread EMT
3416	*/
3417	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3418	{
3419	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3420
3421	#ifdef DEBUG_sunlover_2
3422	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3423	pDrv->pDisplay->mfVideoAccelEnabled));
3424	#endif /* DEBUG_sunlover_2 */
3425
3426	Display *pDisplay = pDrv->pDisplay;
3427	unsigned uScreenId;
3428
3429	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3430	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3431	{
3432	if (rc == VWRN_INVALID_STATE)
3433	{
3434	/* No VBVA do a display update. */
3435	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3436	}
3437
3438	/* Inform the VRDP server that the current display update sequence is
3439	* completed. At this moment the framebuffer memory contains a definite
3440	* image, that is synchronized with the orders already sent to VRDP client.
3441	* The server can now process redraw requests from clients or initial
3442	* fullscreen updates for new clients.
3443	*/
3444	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3445	{
3446	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3447	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3448	}
3449	}
3450
3451	#ifdef VBOX_WITH_RECORDING
3452	AssertPtr(pDisplay->mParent);
3453	RecordingContext *pCtx = pDisplay->mParent->i_recordingGetContext();
3454
3455	if ( pCtx
3456	&& pCtx->IsStarted()
3457	&& pCtx->IsFeatureEnabled(RecordingFeature_Video))
3458	{
3459	do {
3460	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3461	if (pDisplay->mfIsCr3DEnabled)
3462	{
3463	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3464	{
3465	if ( pDisplay->mCrOglCallbacks.pfnHasData
3466	&& pDisplay->mCrOglCallbacks.pfnHasData())
3467	{
3468	/* submit */
3469	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3470
3471	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3472	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3473
3474	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3475	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3476	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3477	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3478	if (RT_SUCCESS(rc))
3479	break;
3480	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3481	}
3482
3483	/* no 3D data available, or error has occured,
3484	* go the straight way */
3485	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3486	}
3487	else
3488	{
3489	/* record request is still in progress, don't do anything */
3490	break;
3491	}
3492	}
3493	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3494
3495	/* If the recording context has reached the configured recording
3496	* limit, disable recording. */
3497	if (pCtx->IsLimitReached())
3498	{
3499	pDisplay->mParent->i_onRecordingChange(FALSE /* Disable */);
3500	break;
3501	}
3502
3503	uint64_t tsNowMs = RTTimeProgramMilliTS();
3504	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3505	{
3506	if (!pDisplay->maRecordingEnabled[uScreenId])
3507	continue;
3508
3509	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3510	if (!pFBInfo->fDisabled)
3511	{
3512	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3513	int rc2 = RTCritSectEnter(&pDisplay->mVideoRecLock);
3514	if (RT_SUCCESS(rc2))
3515	{
3516	pSourceBitmap = pFBInfo->Recording.pSourceBitmap;
3517	RTCritSectLeave(&pDisplay->mVideoRecLock);
3518	}
3519
3520	if (!pSourceBitmap.isNull())
3521	{
3522	BYTE *pbAddress = NULL;
3523	ULONG ulWidth = 0;
3524	ULONG ulHeight = 0;
3525	ULONG ulBitsPerPixel = 0;
3526	ULONG ulBytesPerLine = 0;
3527	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3528	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3529	&ulWidth,
3530	&ulHeight,
3531	&ulBitsPerPixel,
3532	&ulBytesPerLine,
3533	&bitmapFormat);
3534	if (SUCCEEDED(hr) && pbAddress)
3535	rc = pCtx->SendVideoFrame(uScreenId, 0, 0, BitmapFormat_BGR,
3536	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3537	pbAddress, tsNowMs);
3538	else
3539	rc = VERR_NOT_SUPPORTED;
3540
3541	pSourceBitmap.setNull();
3542	}
3543	else
3544	rc = VERR_NOT_SUPPORTED;
3545
3546	if (rc == VINF_TRY_AGAIN)
3547	break;
3548	}
3549	}
3550	} while (0);
3551	}
3552	#endif /* VBOX_WITH_RECORDING */
3553
3554	#ifdef DEBUG_sunlover_2
3555	LogFlowFunc(("leave\n"));
3556	#endif /* DEBUG_sunlover_2 */
3557	}
3558
3559	/**
3560	* Reset notification
3561	*
3562	* @see PDMIDISPLAYCONNECTOR::pfnReset
3563	*/
3564	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3565	{
3566	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3567
3568	LogRelFlowFunc(("\n"));
3569
3570	/* Disable VBVA mode. */
3571	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3572	}
3573
3574	/**
3575	* LFBModeChange notification
3576	*
3577	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3578	*/
3579	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3580	{
3581	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3582
3583	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3584
3585	NOREF(fEnabled);
3586
3587	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3588	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3589	}
3590
3591	/**
3592	* Adapter information change notification.
3593	*
3594	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3595	*/
3596	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3597	uint32_t u32VRAMSize)
3598	{
3599	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3600	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3601	}
3602
3603	/**
3604	* Display information change notification.
3605	*
3606	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3607	*/
3608	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3609	void *pvVRAM, unsigned uScreenId)
3610	{
3611	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3612	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3613	}
3614
3615	#ifdef VBOX_WITH_VIDEOHWACCEL
3616
3617	#ifndef S_FALSE
3618	# define S_FALSE ((HRESULT)1L)
3619	#endif
3620
3621	int Display::i_handleVHWACommandProcess(int enmCmd, bool fGuestCmd, VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *pCommand)
3622	{
3623	unsigned id = (unsigned)pCommand->iDisplay;
3624	if (id >= mcMonitors)
3625	return VERR_INVALID_PARAMETER;
3626
3627	ComPtr<IFramebuffer> pFramebuffer;
3628	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3629	pFramebuffer = maFramebuffers[id].pFramebuffer;
3630	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3631	arlock.release();
3632
3633	if (pFramebuffer == NULL \|\| !fVHWASupported)
3634	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3635
3636	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE *)pCommand, enmCmd, fGuestCmd);
3637	if (hr == S_FALSE)
3638	return VINF_SUCCESS;
3639	if (SUCCEEDED(hr))
3640	return VINF_CALLBACK_RETURN;
3641	if (hr == E_ACCESSDENIED)
3642	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3643	if (hr == E_NOTIMPL)
3644	return VERR_NOT_IMPLEMENTED;
3645	return VERR_GENERAL_FAILURE;
3646	}
3647
3648	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, int enmCmd, bool fGuestCmd,
3649	VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *pCommand)
3650	{
3651	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3652
3653	return pDrv->pDisplay->i_handleVHWACommandProcess(enmCmd, fGuestCmd, pCommand);
3654	}
3655	#endif
3656
3657	#ifdef VBOX_WITH_CRHGSMI
3658	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3659	{
3660	RT_NOREF(u32Function);
3661	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3662	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3663	}
3664
3665	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3666	{
3667	RT_NOREF(u32Function);
3668	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3669	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3670	}
3671
3672	void Display::i_handleCrHgsmiCommandProcess(VBOXVDMACMD_CHROMIUM_CMD RT_UNTRUSTED_VOLATILE_GUEST *pCmd, uint32_t cbCmd)
3673	{
3674	int rc = VERR_NOT_SUPPORTED;
3675	VBOXHGCMSVCPARM parm;
3676	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3677	parm.u.pointer.addr = (void *)pCmd;
3678	parm.u.pointer.size = cbCmd;
3679
3680	if (mhCrOglSvc)
3681	{
3682	VMMDev *pVMMDev = mParent->i_getVMMDev();
3683	if (pVMMDev)
3684	{
3685	/* no completion callback is specified with this call,
3686	* the CrOgl code will complete the CrHgsmi command once it processes it */
3687	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3688	AssertRC(rc);
3689	if (RT_SUCCESS(rc))
3690	return;
3691	}
3692	else
3693	rc = VERR_INVALID_STATE;
3694	}
3695
3696	/* we are here because something went wrong with command processing, complete it */
3697	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3698	}
3699
3700	void Display::i_handleCrHgsmiControlProcess(VBOXVDMACMD_CHROMIUM_CTL RT_UNTRUSTED_VOLATILE_GUEST *pCtl, uint32_t cbCtl)
3701	{
3702	int rc = VERR_NOT_SUPPORTED;
3703	VBOXHGCMSVCPARM parm;
3704	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3705	parm.u.pointer.addr = (void *)pCtl;
3706	parm.u.pointer.size = cbCtl;
3707
3708	if (mhCrOglSvc)
3709	{
3710	VMMDev *pVMMDev = mParent->i_getVMMDev();
3711	if (pVMMDev)
3712	{
3713	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3714	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3715	Display::i_displayCrHgsmiControlCompletion, this);
3716	AssertRC(rc);
3717	if (RT_SUCCESS(rc))
3718	{
3719	if (fCheckPendingViewport)
3720	{
3721	ULONG ul;
3722	for (ul = 0; ul < mcMonitors; ul++)
3723	{
3724	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3725	if (!pFb->pendingViewportInfo.fPending)
3726	continue;
3727
3728	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3729	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3730	if (RT_SUCCESS(rc))
3731	pFb->pendingViewportInfo.fPending = false;
3732	else
3733	{
3734	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3735	rc = VINF_SUCCESS;
3736	}
3737	}
3738	}
3739	return;
3740	}
3741	}
3742	else
3743	rc = VERR_INVALID_STATE;
3744	}
3745
3746	/* we are here because something went wrong with command processing, complete it */
3747	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3748	}
3749
3750	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface,
3751	VBOXVDMACMD_CHROMIUM_CMD RT_UNTRUSTED_VOLATILE_GUEST *pCmd,
3752	uint32_t cbCmd)
3753	{
3754	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3755
3756	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3757	}
3758
3759	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface,
3760	VBOXVDMACMD_CHROMIUM_CTL RT_UNTRUSTED_VOLATILE_GUEST *pCmd,
3761	uint32_t cbCmd)
3762	{
3763	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3764
3765	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3766	}
3767
3768	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3769	void *pvContext)
3770	{
3771	AssertMsgFailed(("not expected!\n"));
3772	Display pDisplay = (Display )pvContext;
3773	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3774	}
3775
3776	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3777	void *pvContext)
3778	{
3779	Display pDisplay = (Display )pvContext;
3780	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3781
3782	}
3783	#endif
3784
3785	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3786	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3787	void *pvContext)
3788	{
3789	RT_NOREF(u32Function);
3790	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL )pParam->u.pointer.addr;
3791	if (pCmd->u.pfnInternal)
3792	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3793	}
3794
3795	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL RT_UNTRUSTED_VOLATILE_GUEST *pCmd, uint32_t cbCmd,
3796	PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3797	{
3798	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3799	if (!pVMMDev)
3800	{
3801	AssertMsgFailed(("no vmmdev\n"));
3802	return VERR_INVALID_STATE;
3803	}
3804
3805	Assert(mhCrOglSvc);
3806	VBOXHGCMSVCPARM parm;
3807	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3808	parm.u.pointer.addr = (void *)pCmd;
3809	parm.u.pointer.size = cbCmd;
3810
3811	pCmd->u.pfnInternal = (PFNRT)pfnCompletion;
3812	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3813	pvCompletion);
3814	if (!RT_SUCCESS(rc))
3815	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3816
3817	return rc;
3818	}
3819
3820	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface, struct VBOXCRCMDCTL *pCmd, uint32_t cbCmd,
3821	PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3822	{
3823	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3824	Display *pThis = pDrv->pDisplay;
3825	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3826	}
3827
3828	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3829	{
3830	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3831	if (RT_SUCCESS(rc))
3832	{
3833	if (mhCrOglSvc)
3834	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3835	else
3836	rc = VERR_NOT_SUPPORTED;
3837
3838	RTCritSectRwLeaveShared(&mCrOglLock);
3839	}
3840	return rc;
3841	}
3842
3843	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3844	{
3845	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3846	if (RT_SUCCESS(rc))
3847	{
3848	if (mhCrOglSvc)
3849	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3850	else
3851	rc = VERR_NOT_SUPPORTED;
3852
3853	RTCritSectRwLeaveShared(&mCrOglLock);
3854	}
3855	return rc;
3856	}
3857
3858	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3859	{
3860	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3861	if (!pCmdCopy)
3862	{
3863	LogRel(("RTMemAlloc failed\n"));
3864	return VERR_NO_MEMORY;
3865	}
3866
3867	memcpy(pCmdCopy, pCmd, cbCmd);
3868
3869	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3870	if (RT_FAILURE(rc))
3871	{
3872	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3873	RTMemFree(pCmdCopy);
3874	return rc;
3875	}
3876
3877	return VINF_SUCCESS;
3878	}
3879
3880	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3881	{
3882	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3883	AssertRCReturn(rc, rc);
3884
3885	if ( mCrOglCallbacks.pfnHasDataForScreen
3886	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3887	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3888	else
3889	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3890
3891	RTCritSectRwLeaveShared(&mCrOglLock);
3892
3893	return rc;
3894	}
3895
3896	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t uTimestampMs)
3897	{
3898	# ifdef VBOX_WITH_RECORDING
3899	RecordingContext *pCtx = mParent->i_recordingGetContext();
3900	return ( pCtx
3901	&& pCtx->IsReady(uScreen, uTimestampMs));
3902	# else
3903	RT_NOREF(uScreen, uTimestampMs);
3904	return false;
3905	# endif
3906	}
3907
3908	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t uTimestampMs)
3909	{
3910	RT_NOREF(uScreen, uTimestampMs);
3911	}
3912
3913	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3914	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3915	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3916	uint32_t uGuestWidth, uint32_t uGuestHeight,
3917	uint8_t *pu8BufferAddress, uint64_t uTimestampMs)
3918	{
3919	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3920	# ifdef VBOX_WITH_RECORDING
3921	RecordingContext *pCtx = mParent->i_recordingGetContext();
3922
3923	if ( pCtx
3924	&& pCtx->IsStarted()
3925	&& pCtx->IsFeatureEnabled(RecordingFeature_Video))
3926	{
3927	int rc2 = pCtx->SendVideoFrame(uScreen, x, y,
3928	uPixelFormat,
3929	uBitsPerPixel, uBytesPerLine,
3930	uGuestWidth, uGuestHeight,
3931	pu8BufferAddress, uTimestampMs);
3932	RT_NOREF(rc2);
3933	Assert(rc2 == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3934	}
3935	# else
3936	RT_NOREF(uScreen, x, y, uPixelFormat, \
3937	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, uTimestampMs);
3938	# endif /* VBOX_WITH_RECORDING */
3939	}
3940
3941	void Display::i_handleVRecCompletion()
3942	{
3943	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3944	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3945	}
3946
3947	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3948
3949	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3950	{
3951	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3952	HRESULT hr = E_UNEXPECTED;
3953
3954	if (aScreenId >= mcMonitors)
3955	return E_INVALIDARG;
3956
3957	/* 3D acceleration enabled in VM config. */
3958	if (mfIsCr3DEnabled)
3959	{
3960	/* VBoxSharedCrOpenGL HGCM host service is running. */
3961	if (mhCrOglSvc)
3962	{
3963	VMMDev *pVMMDev = mParent->i_getVMMDev();
3964	if (pVMMDev)
3965	{
3966	VBOXCRCMDCTL_HGCM *pCtl;
3967	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3968	if (pCtl)
3969	{
3970	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3971	int rc;
3972
3973	pData->u32Screen = aScreenId;
3974	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3975	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3976
3977	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3978	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3979	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3980	pCtl->aParms[0].u.pointer.addr = pData;
3981	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3982
3983	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3984	if (RT_FAILURE(rc))
3985	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3986	else
3987	hr = S_OK;
3988
3989	RTMemFree(pCtl);
3990	}
3991	else
3992	{
3993	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3994	hr = E_OUTOFMEMORY;
3995	}
3996	}
3997	else
3998	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3999	}
4000	else
4001	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
4002	}
4003	else
4004	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
4005	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
4006	# else
4007	{
4008	hr = S_OK;
4009	/* Need an interface like this here (and the #ifdefs needs adjusting):
4010	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4011	if (pUpPort && pUpPort->pfnSetScaleFactor)
4012	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4013	}
4014	# endif
4015
4016	return hr;
4017
4018	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4019	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
4020	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
4021	return E_UNEXPECTED;
4022	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4023	}
4024
4025	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
4026	{
4027	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4028	HRESULT hr = E_UNEXPECTED;
4029
4030	/* 3D acceleration enabled in VM config. */
4031	if (mfIsCr3DEnabled)
4032	{
4033	/* VBoxSharedCrOpenGL HGCM host service is running. */
4034	if (mhCrOglSvc)
4035	{
4036	VMMDev *pVMMDev = mParent->i_getVMMDev();
4037	if (pVMMDev)
4038	{
4039	VBOXCRCMDCTL_HGCM *pCtl;
4040	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
4041	if (pCtl)
4042	{
4043	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
4044	int rc;
4045
4046	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
4047
4048	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4049	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
4050	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4051	pCtl->aParms[0].u.pointer.addr = pData;
4052	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4053
4054	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4055	if (RT_FAILURE(rc))
4056	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4057	else
4058	hr = S_OK;
4059
4060	RTMemFree(pCtl);
4061	}
4062	else
4063	{
4064	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4065	hr = E_OUTOFMEMORY;
4066	}
4067	}
4068	else
4069	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4070	}
4071	else
4072	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
4073	}
4074	else
4075	{
4076	hr = S_OK;
4077	/* Need an interface like this here (and the #ifdefs needs adjusting):
4078	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4079	if (pUpPort && pUpPort->pfnSetScaleFactor)
4080	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4081	}
4082
4083	return hr;
4084
4085	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4086	RT_NOREF(fUnscaledHiDPI);
4087	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
4088	return E_UNEXPECTED;
4089	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4090	}
4091
4092	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4093	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4094	uint32_t x, uint32_t y,
4095	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4096	uint32_t uGuestWidth, uint32_t uGuestHeight,
4097	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4098	{
4099	Display pDisplay = (Display )pvCtx;
4100	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
4101	x, y, BitmapFormat_BGR, uBitsPerPixel,
4102	uBytesPerLine, uGuestWidth, uGuestHeight,
4103	pu8BufferAddress, u64Timestamp);
4104	}
4105
4106	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4107	{
4108	Display pDisplay = (Display )pvCtx;
4109	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4110	}
4111
4112	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4113	{
4114	Display pDisplay = (Display )pvCtx;
4115	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4116	}
4117
4118	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4119	{
4120	RT_NOREF(pCmd, cbCmd, rc);
4121	Display pDisplay = (Display )pvCompletion;
4122	pDisplay->i_handleVRecCompletion();
4123	}
4124
4125	#endif
4126
4127
4128	#ifdef VBOX_WITH_HGSMI
4129	/**
4130	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVAEnable}
4131	*/
4132	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4133	VBVAHOSTFLAGS RT_UNTRUSTED_VOLATILE_GUEST *pHostFlags,
4134	bool fRenderThreadMode)
4135	{
4136	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4137
4138	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4139	Display *pThis = pDrv->pDisplay;
4140
4141	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4142	{
4143	LogRel(("Enabling different vbva mode\n"));
4144	#ifdef DEBUG_misha
4145	AssertMsgFailed(("enabling different vbva mode\n"));
4146	#endif
4147	return VERR_INVALID_STATE;
4148	}
4149
4150	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4151	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4152	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4153	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4154
4155	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4156
4157	return VINF_SUCCESS;
4158	}
4159
4160	/**
4161	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVADisable}
4162	*/
4163	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4164	{
4165	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4166
4167	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4168	Display *pThis = pDrv->pDisplay;
4169
4170	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4171
4172	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4173
4174	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4175	{
4176	/* Make sure that the primary screen is visible now.
4177	* The guest can't use VBVA anymore, so only only the VGA device output works.
4178	*/
4179	pFBInfo->flags = 0;
4180	if (pFBInfo->fDisabled)
4181	{
4182	pFBInfo->fDisabled = false;
4183	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4184	GuestMonitorChangedEventType_Enabled,
4185	uScreenId,
4186	pFBInfo->xOrigin, pFBInfo->yOrigin,
4187	pFBInfo->w, pFBInfo->h);
4188	}
4189	}
4190
4191	pFBInfo->fVBVAEnabled = false;
4192	pFBInfo->fVBVAForceResize = false;
4193	pFBInfo->fRenderThreadMode = false;
4194
4195	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4196
4197	pFBInfo->pVBVAHostFlags = NULL;
4198
4199	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4200	{
4201	/* Force full screen update, because VGA device must take control, do resize, etc. */
4202	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4203	}
4204	}
4205
4206	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4207	{
4208	RT_NOREF(uScreenId);
4209	LogFlowFunc(("uScreenId %d\n", uScreenId));
4210
4211	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4212	Display *pThis = pDrv->pDisplay;
4213
4214	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4215	{
4216	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4217	pThis->mcMonitors);
4218	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4219	}
4220	}
4221
4222	/**
4223	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVAUpdateProcess}
4224	*/
4225	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4226	struct VBVACMDHDR const RT_UNTRUSTED_VOLATILE_GUEST *pCmd, size_t cbCmd)
4227	{
4228	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4229	VBVACMDHDR hdrSaved;
4230	RT_COPY_VOLATILE(hdrSaved, *pCmd);
4231	RT_UNTRUSTED_NONVOLATILE_COPY_FENCE();
4232
4233	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4234	Display *pThis = pDrv->pDisplay;
4235	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4236
4237	if (pFBInfo->fDefaultFormat)
4238	{
4239	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4240	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4241	&& !pFBInfo->fDisabled)
4242	{
4243	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, hdrSaved.x, hdrSaved.y, hdrSaved.w, hdrSaved.h);
4244	}
4245	else if ( !pFBInfo->pSourceBitmap.isNull()
4246	&& !pFBInfo->fDisabled)
4247	{
4248	/* Render VRAM content to the framebuffer. */
4249	BYTE *pAddress = NULL;
4250	ULONG ulWidth = 0;
4251	ULONG ulHeight = 0;
4252	ULONG ulBitsPerPixel = 0;
4253	ULONG ulBytesPerLine = 0;
4254	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4255
4256	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4257	&ulWidth,
4258	&ulHeight,
4259	&ulBitsPerPixel,
4260	&ulBytesPerLine,
4261	&bitmapFormat);
4262	if (SUCCEEDED(hrc))
4263	{
4264	uint32_t width = hdrSaved.w;
4265	uint32_t height = hdrSaved.h;
4266
4267	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4268	int32_t xSrc = hdrSaved.x - pFBInfo->xOrigin;
4269	int32_t ySrc = hdrSaved.y - pFBInfo->yOrigin;
4270	uint32_t u32SrcWidth = pFBInfo->w;
4271	uint32_t u32SrcHeight = pFBInfo->h;
4272	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4273	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4274
4275	uint8_t *pu8Dst = pAddress;
4276	int32_t xDst = xSrc;
4277	int32_t yDst = ySrc;
4278	uint32_t u32DstWidth = u32SrcWidth;
4279	uint32_t u32DstHeight = u32SrcHeight;
4280	uint32_t u32DstLineSize = u32DstWidth * 4;
4281	uint32_t u32DstBitsPerPixel = 32;
4282
4283	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4284	width, height,
4285	pu8Src,
4286	xSrc, ySrc,
4287	u32SrcWidth, u32SrcHeight,
4288	u32SrcLineSize, u32SrcBitsPerPixel,
4289	pu8Dst,
4290	xDst, yDst,
4291	u32DstWidth, u32DstHeight,
4292	u32DstLineSize, u32DstBitsPerPixel);
4293	}
4294	}
4295	}
4296
4297	/*
4298	* Here is your classic 'temporary' solution.
4299	*/
4300	/** @todo New SendUpdate entry which can get a separate cmd header or coords. */
4301	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4302
4303	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4304	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4305
4306	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4307
4308	*pHdrUnconst = hdrSaved;
4309	}
4310
4311	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4312	uint32_t cx, uint32_t cy)
4313	{
4314	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4315
4316	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4317	Display *pThis = pDrv->pDisplay;
4318	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4319
4320	/** @todo handleFramebufferUpdate (uScreenId,
4321	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4322	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4323	* cx, cy);
4324	*/
4325	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4326	}
4327
4328	#ifdef DEBUG_sunlover
4329	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4330	{
4331	LogRel(("displayVBVAResize: [%d] %s\n"
4332	" pView->u32ViewIndex %d\n"
4333	" pView->u32ViewOffset 0x%08X\n"
4334	" pView->u32ViewSize 0x%08X\n"
4335	" pView->u32MaxScreenSize 0x%08X\n"
4336	" pScreen->i32OriginX %d\n"
4337	" pScreen->i32OriginY %d\n"
4338	" pScreen->u32StartOffset 0x%08X\n"
4339	" pScreen->u32LineSize 0x%08X\n"
4340	" pScreen->u32Width %d\n"
4341	" pScreen->u32Height %d\n"
4342	" pScreen->u16BitsPerPixel %d\n"
4343	" pScreen->u16Flags 0x%04X\n"
4344	" pFBInfo->u32Offset 0x%08X\n"
4345	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4346	" pFBInfo->u32InformationSize 0x%08X\n"
4347	" pFBInfo->fDisabled %d\n"
4348	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4349	" pFBInfo->u16BitsPerPixel %d\n"
4350	" pFBInfo->pu8FramebufferVRAM %p\n"
4351	" pFBInfo->u32LineSize 0x%08X\n"
4352	" pFBInfo->flags 0x%04X\n"
4353	" pFBInfo->pHostEvents %p\n"
4354	" pFBInfo->fDefaultFormat %d\n"
4355	" pFBInfo->fVBVAEnabled %d\n"
4356	" pFBInfo->fVBVAForceResize %d\n"
4357	" pFBInfo->pVBVAHostFlags %p\n"
4358	"",
4359	pScreen->u32ViewIndex,
4360	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4361	pView->u32ViewIndex,
4362	pView->u32ViewOffset,
4363	pView->u32ViewSize,
4364	pView->u32MaxScreenSize,
4365	pScreen->i32OriginX,
4366	pScreen->i32OriginY,
4367	pScreen->u32StartOffset,
4368	pScreen->u32LineSize,
4369	pScreen->u32Width,
4370	pScreen->u32Height,
4371	pScreen->u16BitsPerPixel,
4372	pScreen->u16Flags,
4373	pFBInfo->u32Offset,
4374	pFBInfo->u32MaxFramebufferSize,
4375	pFBInfo->u32InformationSize,
4376	pFBInfo->fDisabled,
4377	pFBInfo->xOrigin,
4378	pFBInfo->yOrigin,
4379	pFBInfo->w,
4380	pFBInfo->h,
4381	pFBInfo->u16BitsPerPixel,
4382	pFBInfo->pu8FramebufferVRAM,
4383	pFBInfo->u32LineSize,
4384	pFBInfo->flags,
4385	pFBInfo->pHostEvents,
4386	pFBInfo->fDefaultFormat,
4387	pFBInfo->fVBVAEnabled,
4388	pFBInfo->fVBVAForceResize,
4389	pFBInfo->pVBVAHostFlags
4390	));
4391	}
4392	#endif /* DEBUG_sunlover */
4393
4394	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4395	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4396	{
4397	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4398
4399	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4400	Display *pThis = pDrv->pDisplay;
4401
4402	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4403	}
4404
4405	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4406	{
4407	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4408
4409	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4410
4411	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4412	{
4413	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4414	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4415	* the VM window will be black. */
4416	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4417	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4418	int32_t xOrigin = pFBInfo->xOrigin;
4419	int32_t yOrigin = pFBInfo->yOrigin;
4420
4421	alock.release();
4422
4423	i_notifyCroglResize(pView, pScreen, pvVRAM);
4424
4425	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4426	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4427
4428	return VINF_SUCCESS;
4429	}
4430
4431	VBVAINFOSCREEN screenInfo;
4432	RT_ZERO(screenInfo);
4433
4434	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4435	{
4436	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4437	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4438	* the code below to choose the "blanking" branches.
4439	*/
4440	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4441	screenInfo.i32OriginX = pFBInfo->xOrigin;
4442	screenInfo.i32OriginY = pFBInfo->yOrigin;
4443	screenInfo.u32StartOffset = 0; /* Irrelevant */
4444	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4445	screenInfo.u32Width = pFBInfo->w;
4446	screenInfo.u32Height = pFBInfo->h;
4447	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4448	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4449
4450	pScreen = &screenInfo;
4451	}
4452
4453	if (fResetInputMapping)
4454	{
4455	/// @todo Rename to m* and verify whether some kind of lock is required.
4456	xInputMappingOrigin = 0;
4457	yInputMappingOrigin = 0;
4458	cxInputMapping = 0;
4459	cyInputMapping = 0;
4460	}
4461
4462	alock.release();
4463
4464	i_notifyCroglResize(pView, pScreen, pvVRAM);
4465
4466	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4467	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4468	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4469	pScreen->i32OriginX, pScreen->i32OriginY, false);
4470	}
4471
4472	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4473	uint32_t xHot, uint32_t yHot,
4474	uint32_t cx, uint32_t cy,
4475	const void *pvShape)
4476	{
4477	LogFlowFunc(("\n"));
4478	LogRel2(("%s: fVisible=%RTbool\n", __PRETTY_FUNCTION__, fVisible));
4479
4480	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4481
4482	uint32_t cbShape = 0;
4483	if (pvShape)
4484	{
4485	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4486	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4487	}
4488
4489	/* Tell the console about it */
4490	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4491	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4492
4493	return VINF_SUCCESS;
4494	}
4495
4496	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4497	{
4498	LogFlowFunc(("\n"));
4499
4500	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4501	Display *pThis = pDrv->pDisplay;
4502
4503	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4504	}
4505
4506	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4507	uint32_t cx, uint32_t cy)
4508	{
4509	LogFlowFunc(("\n"));
4510
4511	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4512	Display *pThis = pDrv->pDisplay;
4513
4514	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4515	}
4516
4517	DECLCALLBACK(void) Display::i_displayVBVAReportCursorPosition(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fFlags, uint32_t aScreenId, uint32_t x, uint32_t y)
4518	{
4519	LogFlowFunc(("\n"));
4520	LogRel2(("%s: fFlags=%RU32, aScreenId=%RU32, x=%RU32, y=%RU32\n",
4521	__PRETTY_FUNCTION__, fFlags, aScreenId, x, y));
4522
4523	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4524	Display *pThis = pDrv->pDisplay;
4525
4526	if (fFlags & VBVA_CURSOR_SCREEN_RELATIVE)
4527	{
4528	x += pThis->maFramebuffers[aScreenId].xOrigin;
4529	y += pThis->maFramebuffers[aScreenId].yOrigin;
4530	}
4531	fireCursorPositionChangedEvent(pThis->mParent->i_getEventSource(), RT_BOOL(fFlags & VBVA_CURSOR_VALID_DATA), x, y);
4532	}
4533
4534	#endif /* VBOX_WITH_HGSMI */
4535
4536	/**
4537	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4538	*/
4539	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4540	{
4541	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4542	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4543	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4544	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4545	return NULL;
4546	}
4547
4548
4549	/**
4550	* @interface_method_impl{PDMDRVREG,pfnPowerOff,
4551	* Tries to ensure no client calls gets to HGCM or the VGA device from here on.}
4552	*/
4553	DECLCALLBACK(void) Display::i_drvPowerOff(PPDMDRVINS pDrvIns)
4554	{
4555	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4556	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4557
4558	/*
4559	* Do much of the work that i_drvDestruct does.
4560	*/
4561	if (pThis->pUpPort)
4562	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4563
4564	pThis->IConnector.pbData = NULL;
4565	pThis->IConnector.cbScanline = 0;
4566	pThis->IConnector.cBits = 32;
4567	pThis->IConnector.cx = 0;
4568	pThis->IConnector.cy = 0;
4569
4570	if (pThis->pDisplay)
4571	{
4572	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4573	#ifdef VBOX_WITH_RECORDING
4574	pThis->pDisplay->mParent->i_recordingStop();
4575	#endif
4576	#ifdef VBOX_WITH_CRHGSMI
4577	pThis->pDisplay->i_destructCrHgsmiData();
4578	#endif
4579	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4580	pThis->pVBVACallbacks = NULL;
4581	#endif
4582	}
4583	}
4584
4585
4586	/**
4587	* Destruct a display driver instance.
4588	*
4589	* @returns VBox status code.
4590	* @param pDrvIns The driver instance data.
4591	*/
4592	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4593	{
4594	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4595	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4596	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4597
4598	/*
4599	* We repeat much of what i_drvPowerOff does in case it wasn't called.
4600	* In addition we sever the connection between us and the display.
4601	*/
4602	if (pThis->pUpPort)
4603	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4604
4605	pThis->IConnector.pbData = NULL;
4606	pThis->IConnector.cbScanline = 0;
4607	pThis->IConnector.cBits = 32;
4608	pThis->IConnector.cx = 0;
4609	pThis->IConnector.cy = 0;
4610
4611	if (pThis->pDisplay)
4612	{
4613	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4614	#ifdef VBOX_WITH_RECORDING
4615	pThis->pDisplay->mParent->i_recordingStop();
4616	#endif
4617	#ifdef VBOX_WITH_CRHGSMI
4618	pThis->pDisplay->i_destructCrHgsmiData();
4619	#endif
4620	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4621	pThis->pVBVACallbacks = NULL;
4622	#endif
4623
4624	pThis->pDisplay->mpDrv = NULL;
4625	pThis->pDisplay = NULL;
4626	}
4627	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4628	pThis->pVBVACallbacks = NULL;
4629	#endif
4630	}
4631
4632
4633	/**
4634	* Construct a display driver instance.
4635	*
4636	* @copydoc FNPDMDRVCONSTRUCT
4637	*/
4638	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4639	{
4640	RT_NOREF(fFlags);
4641	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4642	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4643	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4644
4645	/*
4646	* Validate configuration.
4647	*/
4648	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4649	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4650	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4651	("Configuration error: Not possible to attach anything to this driver!\n"),
4652	VERR_PDM_DRVINS_NO_ATTACH);
4653
4654	/*
4655	* Init Interfaces.
4656	*/
4657	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4658
4659	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4660	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4661	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4662	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4663	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4664	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4665	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4666	#ifdef VBOX_WITH_VIDEOHWACCEL
4667	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4668	#endif
4669	#ifdef VBOX_WITH_CRHGSMI
4670	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4671	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4672	#endif
4673	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4674	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4675	#endif
4676	#ifdef VBOX_WITH_HGSMI
4677	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4678	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4679	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4680	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4681	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4682	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4683	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4684	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4685	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4686	pThis->IConnector.pfnVBVAReportCursorPosition = Display::i_displayVBVAReportCursorPosition;
4687	#endif
4688
4689	/*
4690	* Get the IDisplayPort interface of the above driver/device.
4691	*/
4692	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4693	if (!pThis->pUpPort)
4694	{
4695	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4696	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4697	}
4698	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4699	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4700	if (!pThis->pVBVACallbacks)
4701	{
4702	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4703	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4704	}
4705	#endif
4706	/*
4707	* Get the Display object pointer and update the mpDrv member.
4708	*/
4709	void *pv;
4710	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4711	if (RT_FAILURE(rc))
4712	{
4713	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4714	return rc;
4715	}
4716	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4717	pThis->pDisplay = pDisplay;
4718	pThis->pDisplay->mpDrv = pThis;
4719
4720	/* Disable VRAM to a buffer copy initially. */
4721	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4722	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4723
4724	/*
4725	* Start periodic screen refreshes
4726	*/
4727	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4728
4729	#ifdef VBOX_WITH_CRHGSMI
4730	pDisplay->i_setupCrHgsmiData();
4731	#endif
4732
4733	return rc;
4734	}
4735
4736
4737	/**
4738	* Display driver registration record.
4739	*/
4740	const PDMDRVREG Display::DrvReg =
4741	{
4742	/* u32Version */
4743	PDM_DRVREG_VERSION,
4744	/* szName */
4745	"MainDisplay",
4746	/* szRCMod */
4747	"",
4748	/* szR0Mod */
4749	"",
4750	/* pszDescription */
4751	"Main display driver (Main as in the API).",
4752	/* fFlags */
4753	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4754	/* fClass. */
4755	PDM_DRVREG_CLASS_DISPLAY,
4756	/* cMaxInstances */
4757	~0U,
4758	/* cbInstance */
4759	sizeof(DRVMAINDISPLAY),
4760	/* pfnConstruct */
4761	Display::i_drvConstruct,
4762	/* pfnDestruct */
4763	Display::i_drvDestruct,
4764	/* pfnRelocate */
4765	NULL,
4766	/* pfnIOCtl */
4767	NULL,
4768	/* pfnPowerOn */
4769	NULL,
4770	/* pfnReset */
4771	NULL,
4772	/* pfnSuspend */
4773	NULL,
4774	/* pfnResume */
4775	NULL,
4776	/* pfnAttach */
4777	NULL,
4778	/* pfnDetach */
4779	NULL,
4780	/* pfnPowerOff */
4781	Display::i_drvPowerOff,
4782	/* pfnSoftReset */
4783	NULL,
4784	/* u32EndVersion */
4785	PDM_DRVREG_VERSION
4786	};
4787
4788	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 78425

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