DisplayImpl.cpp@ 67605

Last change on this file since 67605 was 67531, checked in by vboxsync, 8 years ago
Main/Display: eliminate the old resize code, the new code is well tested and doing the right thing
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 157.7 KB

Line
1	/* $Id: DisplayImpl.cpp 67531 2017-06-21 09:17:51Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "GuestImpl.h"
23	#include "VMMDev.h"
24
25	#include "AutoCaller.h"
26	#include "Logging.h"
27
28	/* generated header */
29	#include "VBoxEvents.h"
30
31	#include <iprt/semaphore.h>
32	#include <iprt/thread.h>
33	#include <iprt/asm.h>
34	#include <iprt/time.h>
35	#include <iprt/cpp/utils.h>
36	#include <iprt/alloca.h>
37
38	#include <VBox/vmm/pdmdrv.h>
39	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
40	# include <VBox/vmm/vm.h>
41	#endif
42
43	#ifdef VBOX_WITH_VIDEOHWACCEL
44	# include <VBoxVideo.h>
45	#endif
46
47	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
48	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
49	#endif
50
51	#include <VBox/com/array.h>
52
53	#ifdef VBOX_WITH_VIDEOREC
54	# include <iprt/path.h>
55	# include "VideoRec.h"
56	#endif
57
58	#ifdef VBOX_WITH_CROGL
59	typedef enum
60	{
61	CRVREC_STATE_IDLE,
62	CRVREC_STATE_SUBMITTED
63	} CRVREC_STATE;
64	#endif
65
66	/**
67	* Display driver instance data.
68	*
69	* @implements PDMIDISPLAYCONNECTOR
70	*/
71	typedef struct DRVMAINDISPLAY
72	{
73	/** Pointer to the display object. */
74	Display *pDisplay;
75	/** Pointer to the driver instance structure. */
76	PPDMDRVINS pDrvIns;
77	/** Pointer to the keyboard port interface of the driver/device above us. */
78	PPDMIDISPLAYPORT pUpPort;
79	/** Our display connector interface. */
80	PDMIDISPLAYCONNECTOR IConnector;
81	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
82	/** VBVA callbacks */
83	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
84	#endif
85	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
86
87	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
88	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
89
90	// constructor / destructor
91	/////////////////////////////////////////////////////////////////////////////
92
93	Display::Display()
94	: mParent(NULL), mfIsCr3DEnabled(false)
95	{
96	}
97
98	Display::~Display()
99	{
100	}
101
102
103	HRESULT Display::FinalConstruct()
104	{
105	int rc = videoAccelConstruct(&mVideoAccelLegacy);
106	AssertRC(rc);
107
108	mfVideoAccelVRDP = false;
109	mfu32SupportedOrders = 0;
110	mcVideoAccelVRDPRefs = 0;
111
112	mfSeamlessEnabled = false;
113	mpRectVisibleRegion = NULL;
114	mcRectVisibleRegion = 0;
115
116	#ifdef VBOX_WITH_CROGL
117	mfCrOglDataHidden = false;
118	#endif
119
120	mpDrv = NULL;
121	mpVMMDev = NULL;
122	mfVMMDevInited = false;
123
124	rc = RTCritSectInit(&mVideoAccelLock);
125	AssertRC(rc);
126
127	#ifdef VBOX_WITH_HGSMI
128	mu32UpdateVBVAFlags = 0;
129	mfVMMDevSupportsGraphics = false;
130	mfGuestVBVACapabilities = 0;
131	mfHostCursorCapabilities = 0;
132	#endif
133
134	#ifdef VBOX_WITH_VIDEOREC
135	rc = RTCritSectInit(&mVideoCaptureLock);
136	AssertRC(rc);
137
138	mpVideoRecCtx = NULL;
139	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
140	maVideoRecEnabled[i] = true;
141	#endif
142
143	#ifdef VBOX_WITH_CRHGSMI
144	mhCrOglSvc = NULL;
145	rc = RTCritSectRwInit(&mCrOglLock);
146	AssertRC(rc);
147	#endif
148
149	#ifdef VBOX_WITH_CROGL
150	RT_ZERO(mCrOglCallbacks);
151	RT_ZERO(mCrOglScreenshotData);
152	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
153	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
154	mCrOglScreenshotData.pvContext = this;
155	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
156	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
157	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
158	#endif
159
160	return BaseFinalConstruct();
161	}
162
163	void Display::FinalRelease()
164	{
165	uninit();
166
167	#ifdef VBOX_WITH_VIDEOREC
168	if (RTCritSectIsInitialized(&mVideoCaptureLock))
169	{
170	RTCritSectDelete(&mVideoCaptureLock);
171	RT_ZERO(mVideoCaptureLock);
172	}
173	#endif
174
175	videoAccelDestroy(&mVideoAccelLegacy);
176	i_saveVisibleRegion(0, NULL);
177
178	if (RTCritSectIsInitialized(&mVideoAccelLock))
179	{
180	RTCritSectDelete(&mVideoAccelLock);
181	RT_ZERO(mVideoAccelLock);
182	}
183
184	#ifdef VBOX_WITH_CRHGSMI
185	if (RTCritSectRwIsInitialized(&mCrOglLock))
186	{
187	RTCritSectRwDelete(&mCrOglLock);
188	RT_ZERO(mCrOglLock);
189	}
190	#endif
191	BaseFinalRelease();
192	}
193
194	// public initializer/uninitializer for internal purposes only
195	/////////////////////////////////////////////////////////////////////////////
196
197	#define kMaxSizeThumbnail 64
198
199	/**
200	* Save thumbnail and screenshot of the guest screen.
201	*/
202	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
203	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
204	{
205	int rc = VINF_SUCCESS;
206
207	uint8_t *pu8Thumbnail = NULL;
208	uint32_t cbThumbnail = 0;
209	uint32_t cxThumbnail = 0;
210	uint32_t cyThumbnail = 0;
211
212	if (cx > cy)
213	{
214	cxThumbnail = kMaxSizeThumbnail;
215	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
216	}
217	else
218	{
219	cyThumbnail = kMaxSizeThumbnail;
220	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
221	}
222
223	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
224
225	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
226	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
227
228	if (pu8Thumbnail)
229	{
230	uint8_t *dst = pu8Thumbnail;
231	uint8_t *src = pbData;
232	int dstW = cxThumbnail;
233	int dstH = cyThumbnail;
234	int srcW = cx;
235	int srcH = cy;
236	int iDeltaLine = cx * 4;
237
238	BitmapScale32(dst,
239	dstW, dstH,
240	src,
241	iDeltaLine,
242	srcW, srcH);
243
244	*ppu8Thumbnail = pu8Thumbnail;
245	*pcbThumbnail = cbThumbnail;
246	*pcxThumbnail = cxThumbnail;
247	*pcyThumbnail = cyThumbnail;
248	}
249	else
250	{
251	rc = VERR_NO_MEMORY;
252	}
253
254	return rc;
255	}
256
257	#ifdef VBOX_WITH_CROGL
258	typedef struct
259	{
260	CRVBOXHGCMTAKESCREENSHOT Base;
261
262	/* 32bpp small RGB image. */
263	uint8_t *pu8Thumbnail;
264	uint32_t cbThumbnail;
265	uint32_t cxThumbnail;
266	uint32_t cyThumbnail;
267
268	/* PNG screenshot. */
269	uint8_t *pu8PNG;
270	uint32_t cbPNG;
271	uint32_t cxPNG;
272	uint32_t cyPNG;
273	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
274
275	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
276	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
277	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
278	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
279	{
280	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
281	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
282	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
283	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
284	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
285	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
286	if (RT_FAILURE(rc))
287	{
288	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
289	if (pData->pu8PNG)
290	{
291	RTMemFree(pData->pu8PNG);
292	pData->pu8PNG = NULL;
293	}
294	pData->cbPNG = 0;
295	pData->cxPNG = 0;
296	pData->cyPNG = 0;
297	}
298	}
299	#endif
300
301	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
302	{
303	Display that = static_cast<Display>(pvUser);
304
305	/* 32bpp small RGB image. */
306	uint8_t *pu8Thumbnail = NULL;
307	uint32_t cbThumbnail = 0;
308	uint32_t cxThumbnail = 0;
309	uint32_t cyThumbnail = 0;
310
311	/* PNG screenshot. */
312	uint8_t *pu8PNG = NULL;
313	uint32_t cbPNG = 0;
314	uint32_t cxPNG = 0;
315	uint32_t cyPNG = 0;
316
317	Console::SafeVMPtr ptrVM(that->mParent);
318	if (ptrVM.isOk())
319	{
320	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
321	BOOL f3DSnapshot = FALSE;
322	if ( that->mfIsCr3DEnabled
323	&& that->mCrOglCallbacks.pfnHasData
324	&& that->mCrOglCallbacks.pfnHasData())
325	{
326	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
327	if (pVMMDev)
328	{
329	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
330	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
331	if (pScreenshot)
332	{
333	/* screen id or CRSCREEN_ALL to specify all enabled */
334	pScreenshot->Base.u32Screen = 0;
335	pScreenshot->Base.u32Width = 0;
336	pScreenshot->Base.u32Height = 0;
337	pScreenshot->Base.u32Pitch = 0;
338	pScreenshot->Base.pvBuffer = NULL;
339	pScreenshot->Base.pvContext = pScreenshot;
340	pScreenshot->Base.pfnScreenshotBegin = NULL;
341	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
342	pScreenshot->Base.pfnScreenshotEnd = NULL;
343
344	VBOXCRCMDCTL_HGCM data;
345	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
346	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
347
348	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
349	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
350	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
351
352	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
353	if (RT_SUCCESS(rc))
354	{
355	if (pScreenshot->pu8PNG)
356	{
357	pu8Thumbnail = pScreenshot->pu8Thumbnail;
358	cbThumbnail = pScreenshot->cbThumbnail;
359	cxThumbnail = pScreenshot->cxThumbnail;
360	cyThumbnail = pScreenshot->cyThumbnail;
361
362	/* PNG screenshot. */
363	pu8PNG = pScreenshot->pu8PNG;
364	cbPNG = pScreenshot->cbPNG;
365	cxPNG = pScreenshot->cxPNG;
366	cyPNG = pScreenshot->cyPNG;
367	f3DSnapshot = TRUE;
368	}
369	else
370	AssertMsgFailed(("no png\n"));
371	}
372	else
373	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
374
375
376	RTMemFree(pScreenshot);
377	}
378	}
379	}
380
381	if (!f3DSnapshot)
382	#endif
383	{
384	/* Query RGB bitmap. */
385	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
386	uint8_t *pbData = NULL;
387	size_t cbData = 0;
388	uint32_t cx = 0;
389	uint32_t cy = 0;
390	bool fFreeMem = false;
391	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
392
393	/*
394	* It is possible that success is returned but everything is 0 or NULL.
395	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
396	*/
397	if (RT_SUCCESS(rc) && pbData)
398	{
399	Assert(cx && cy);
400
401	/* Prepare a small thumbnail and a PNG screenshot. */
402	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
403	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
404	if (RT_FAILURE(rc))
405	{
406	if (pu8PNG)
407	{
408	RTMemFree(pu8PNG);
409	pu8PNG = NULL;
410	}
411	cbPNG = 0;
412	cxPNG = 0;
413	cyPNG = 0;
414	}
415
416	if (fFreeMem)
417	RTMemFree(pbData);
418	else
419	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
420	}
421	}
422	}
423	else
424	{
425	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
426	}
427
428	/* Regardless of rc, save what is available:
429	* Data format:
430	* uint32_t cBlocks;
431	* [blocks]
432	*
433	* Each block is:
434	* uint32_t cbBlock; if 0 - no 'block data'.
435	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
436	* [block data]
437	*
438	* Block data for bitmap and PNG:
439	* uint32_t cx;
440	* uint32_t cy;
441	* [image data]
442	*/
443	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
444
445	/* First block. */
446	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
447	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
448
449	if (cbThumbnail)
450	{
451	SSMR3PutU32(pSSM, cxThumbnail);
452	SSMR3PutU32(pSSM, cyThumbnail);
453	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
454	}
455
456	/* Second block. */
457	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
458	SSMR3PutU32(pSSM, 1); /* Block type: png. */
459
460	if (cbPNG)
461	{
462	SSMR3PutU32(pSSM, cxPNG);
463	SSMR3PutU32(pSSM, cyPNG);
464	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
465	}
466
467	RTMemFree(pu8PNG);
468	RTMemFree(pu8Thumbnail);
469	}
470
471	DECLCALLBACK(int)
472	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
473	{
474	RT_NOREF(pvUser);
475	if (uVersion != sSSMDisplayScreenshotVer)
476	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
477	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
478
479	/* Skip data. */
480	uint32_t cBlocks;
481	int rc = SSMR3GetU32(pSSM, &cBlocks);
482	AssertRCReturn(rc, rc);
483
484	for (uint32_t i = 0; i < cBlocks; i++)
485	{
486	uint32_t cbBlock;
487	rc = SSMR3GetU32(pSSM, &cbBlock);
488	AssertRCBreak(rc);
489
490	uint32_t typeOfBlock;
491	rc = SSMR3GetU32(pSSM, &typeOfBlock);
492	AssertRCBreak(rc);
493
494	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
495
496	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
497	* do not write any data if the image size was 0.
498	* @todo Fix and increase saved state version.
499	*/
500	if (cbBlock > 2 * sizeof(uint32_t))
501	{
502	rc = SSMR3Skip(pSSM, cbBlock);
503	AssertRCBreak(rc);
504	}
505	}
506
507	return rc;
508	}
509
510	/**
511	* Save/Load some important guest state
512	*/
513	DECLCALLBACK(void)
514	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
515	{
516	Display that = static_cast<Display>(pvUser);
517
518	SSMR3PutU32(pSSM, that->mcMonitors);
519	for (unsigned i = 0; i < that->mcMonitors; i++)
520	{
521	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
522	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
523	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
524	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
525	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
526	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
527	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
528	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
529	}
530	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
531	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
532	SSMR3PutU32(pSSM, that->cxInputMapping);
533	SSMR3PutU32(pSSM, that->cyInputMapping);
534	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
535	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
536	}
537
538	DECLCALLBACK(int)
539	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
540	{
541	Display that = static_cast<Display>(pvUser);
542
543	if ( uVersion != sSSMDisplayVer
544	&& uVersion != sSSMDisplayVer2
545	&& uVersion != sSSMDisplayVer3
546	&& uVersion != sSSMDisplayVer4
547	&& uVersion != sSSMDisplayVer5)
548	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
549	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
550
551	uint32_t cMonitors;
552	int rc = SSMR3GetU32(pSSM, &cMonitors);
553	AssertRCReturn(rc, rc);
554	if (cMonitors != that->mcMonitors)
555	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
556
557	for (uint32_t i = 0; i < cMonitors; i++)
558	{
559	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
560	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
561	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
562	if ( uVersion == sSSMDisplayVer2
563	\|\| uVersion == sSSMDisplayVer3
564	\|\| uVersion == sSSMDisplayVer4
565	\|\| uVersion == sSSMDisplayVer5)
566	{
567	uint32_t w;
568	uint32_t h;
569	SSMR3GetU32(pSSM, &w);
570	SSMR3GetU32(pSSM, &h);
571	that->maFramebuffers[i].w = w;
572	that->maFramebuffers[i].h = h;
573	}
574	if ( uVersion == sSSMDisplayVer3
575	\|\| uVersion == sSSMDisplayVer4
576	\|\| uVersion == sSSMDisplayVer5)
577	{
578	int32_t xOrigin;
579	int32_t yOrigin;
580	uint32_t flags;
581	SSMR3GetS32(pSSM, &xOrigin);
582	SSMR3GetS32(pSSM, &yOrigin);
583	SSMR3GetU32(pSSM, &flags);
584	that->maFramebuffers[i].xOrigin = xOrigin;
585	that->maFramebuffers[i].yOrigin = yOrigin;
586	that->maFramebuffers[i].flags = (uint16_t)flags;
587	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
588	}
589	}
590	if ( uVersion == sSSMDisplayVer4
591	\|\| uVersion == sSSMDisplayVer5)
592	{
593	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
594	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
595	SSMR3GetU32(pSSM, &that->cxInputMapping);
596	SSMR3GetU32(pSSM, &that->cyInputMapping);
597	}
598	if (uVersion == sSSMDisplayVer5)
599	{
600	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
601	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
602	}
603
604	return VINF_SUCCESS;
605	}
606
607	/**
608	* Initializes the display object.
609	*
610	* @returns COM result indicator
611	* @param aParent handle of our parent object
612	*/
613	HRESULT Display::init(Console *aParent)
614	{
615	ComAssertRet(aParent, E_INVALIDARG);
616	/* Enclose the state transition NotReady->InInit->Ready */
617	AutoInitSpan autoInitSpan(this);
618	AssertReturn(autoInitSpan.isOk(), E_FAIL);
619
620	unconst(mParent) = aParent;
621
622	mfSourceBitmapEnabled = true;
623	fVGAResizing = false;
624
625	ULONG ul;
626	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
627	mcMonitors = ul;
628	xInputMappingOrigin = 0;
629	yInputMappingOrigin = 0;
630	cxInputMapping = 0;
631	cyInputMapping = 0;
632
633	for (ul = 0; ul < mcMonitors; ul++)
634	{
635	maFramebuffers[ul].u32Offset = 0;
636	maFramebuffers[ul].u32MaxFramebufferSize = 0;
637	maFramebuffers[ul].u32InformationSize = 0;
638
639	maFramebuffers[ul].pFramebuffer = NULL;
640	/* All secondary monitors are disabled at startup. */
641	maFramebuffers[ul].fDisabled = ul > 0;
642
643	maFramebuffers[ul].u32Caps = 0;
644
645	maFramebuffers[ul].updateImage.pu8Address = NULL;
646	maFramebuffers[ul].updateImage.cbLine = 0;
647
648	maFramebuffers[ul].xOrigin = 0;
649	maFramebuffers[ul].yOrigin = 0;
650
651	maFramebuffers[ul].w = 0;
652	maFramebuffers[ul].h = 0;
653
654	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
655
656	maFramebuffers[ul].u16BitsPerPixel = 0;
657	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
658	maFramebuffers[ul].u32LineSize = 0;
659
660	maFramebuffers[ul].pHostEvents = NULL;
661
662	maFramebuffers[ul].fDefaultFormat = false;
663
664	#ifdef VBOX_WITH_HGSMI
665	maFramebuffers[ul].fVBVAEnabled = false;
666	maFramebuffers[ul].fVBVAForceResize = false;
667	maFramebuffers[ul].fRenderThreadMode = false;
668	maFramebuffers[ul].pVBVAHostFlags = NULL;
669	#endif /* VBOX_WITH_HGSMI */
670	#ifdef VBOX_WITH_CROGL
671	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
672	#endif
673	}
674
675	{
676	// register listener for state change events
677	ComPtr<IEventSource> es;
678	mParent->COMGETTER(EventSource)(es.asOutParam());
679	com::SafeArray<VBoxEventType_T> eventTypes;
680	eventTypes.push_back(VBoxEventType_OnStateChanged);
681	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
682	}
683
684	/* Cache the 3D settings. */
685	BOOL fIs3DEnabled = FALSE;
686	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
687	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
688	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
689	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
690
691	/* Confirm a successful initialization */
692	autoInitSpan.setSucceeded();
693
694	return S_OK;
695	}
696
697	/**
698	* Uninitializes the instance and sets the ready flag to FALSE.
699	* Called either from FinalRelease() or by the parent when it gets destroyed.
700	*/
701	void Display::uninit()
702	{
703	LogRelFlowFunc(("this=%p\n", this));
704
705	/* Enclose the state transition Ready->InUninit->NotReady */
706	AutoUninitSpan autoUninitSpan(this);
707	if (autoUninitSpan.uninitDone())
708	return;
709
710	unsigned uScreenId;
711	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
712	{
713	maFramebuffers[uScreenId].pSourceBitmap.setNull();
714	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
715	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
716	maFramebuffers[uScreenId].updateImage.cbLine = 0;
717	maFramebuffers[uScreenId].pFramebuffer.setNull();
718	#ifdef VBOX_WITH_VIDEOREC
719	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
720	#endif
721	}
722
723	if (mParent)
724	{
725	ComPtr<IEventSource> es;
726	mParent->COMGETTER(EventSource)(es.asOutParam());
727	es->UnregisterListener(this);
728	}
729
730	unconst(mParent) = NULL;
731
732	if (mpDrv)
733	mpDrv->pDisplay = NULL;
734
735	mpDrv = NULL;
736	mpVMMDev = NULL;
737	mfVMMDevInited = true;
738	}
739
740	/**
741	* Register the SSM methods. Called by the power up thread to be able to
742	* pass pVM
743	*/
744	int Display::i_registerSSM(PUVM pUVM)
745	{
746	/* Version 2 adds width and height of the framebuffer; version 3 adds
747	* the framebuffer offset in the virtual desktop and the framebuffer flags;
748	* version 4 adds guest to host input event mapping and version 5 adds
749	* guest VBVA and host cursor capabilities.
750	*/
751	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
752	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
753	NULL, NULL, NULL,
754	NULL, i_displaySSMSave, NULL,
755	NULL, i_displaySSMLoad, NULL, this);
756	AssertRCReturn(rc, rc);
757
758	/*
759	* Register loaders for old saved states where iInstance was
760	* 3 * sizeof(uint32_t *) due to a code mistake.
761	*/
762	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
763	NULL, NULL, NULL,
764	NULL, NULL, NULL,
765	NULL, i_displaySSMLoad, NULL, this);
766	AssertRCReturn(rc, rc);
767
768	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
769	NULL, NULL, NULL,
770	NULL, NULL, NULL,
771	NULL, i_displaySSMLoad, NULL, this);
772	AssertRCReturn(rc, rc);
773
774	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
775	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
776	NULL, NULL, NULL,
777	NULL, i_displaySSMSaveScreenshot, NULL,
778	NULL, i_displaySSMLoadScreenshot, NULL, this);
779
780	AssertRCReturn(rc, rc);
781
782	return VINF_SUCCESS;
783	}
784
785	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
786	{
787	RT_NOREF(pCmd, cbCmd, rc);
788	Assert(pvCompletion);
789	RTMemFree(pvCompletion);
790	}
791
792	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
793	int Display::i_crOglWindowsShow(bool fShow)
794	{
795	if (!mfCrOglDataHidden == !!fShow)
796	return VINF_SUCCESS;
797
798	if (!mhCrOglSvc)
799	{
800	/* No 3D or the VMSVGA3d kind. */
801	Assert(!mfIsCr3DEnabled);
802	return VERR_INVALID_STATE;
803	}
804
805	VMMDev *pVMMDev = mParent->i_getVMMDev();
806	if (!pVMMDev)
807	{
808	AssertMsgFailed(("no vmmdev\n"));
809	return VERR_INVALID_STATE;
810	}
811
812	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
813	if (!pData)
814	{
815	AssertMsgFailed(("RTMemAlloc failed\n"));
816	return VERR_NO_MEMORY;
817	}
818
819	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
820	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
821
822	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
823	pData->aParms[0].u.uint32 = (uint32_t)fShow;
824
825	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
826	if (RT_SUCCESS(rc))
827	mfCrOglDataHidden = !fShow;
828	else
829	{
830	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
831	RTMemFree(pData);
832	}
833
834	return rc;
835	}
836	#endif
837
838
839	// public methods only for internal purposes
840	/////////////////////////////////////////////////////////////////////////////
841
842	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
843	{
844	RT_NOREF(pView);
845	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
846	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
847	return VINF_SUCCESS; /* nop it */
848
849	if (mfIsCr3DEnabled)
850	{
851	int rc = VERR_INVALID_STATE;
852	if (mhCrOglSvc)
853	{
854	VMMDev *pVMMDev = mParent->i_getVMMDev();
855	if (pVMMDev)
856	{
857	VBOXCRCMDCTL_HGCM *pCtl;
858	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
859	if (pCtl)
860	{
861	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
862	pData->Screen = *pScreen;
863	pData->pvVRAM = pvVRAM;
864
865	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
866	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
867	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
868	pCtl->aParms[0].u.pointer.addr = pData;
869	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
870
871	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
872	if (RT_FAILURE(rc))
873	{
874	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
875	RTMemFree(pCtl);
876	}
877	}
878	else
879	rc = VERR_NO_MEMORY;
880	}
881	}
882
883	return rc;
884	}
885	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
886	RT_NOREF(pScreen, pvVRAM);
887	#endif
888	return VINF_SUCCESS;
889	}
890
891	/**
892	* Handles display resize event.
893	*
894	* @param uScreenId Screen ID
895	* @param bpp New bits per pixel.
896	* @param pvVRAM VRAM pointer.
897	* @param cbLine New bytes per line.
898	* @param w New display width.
899	* @param h New display height.
900	* @param flags Flags of the new video mode.
901	* @param xOrigin New display origin X.
902	* @param yOrigin New display origin Y.
903	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
904	*/
905	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
906	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
907	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
908	{
909	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
910	pvVRAM, w, h, bpp, cbLine, flags));
911
912	/* Caller must not hold the object lock. */
913	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
914
915	/* Note: the old code checked if the video mode was actially chnaged and
916	* did not invalidate the source bitmap if the mode did not change.
917	* The new code always invalidates the source bitmap, i.e. it will
918	* notify the frontend even if nothing actually changed.
919	*
920	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
921	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
922	* the @todo below.
923	*/
924
925	/* Make sure that the VGA device does not access the source bitmap. */
926	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
927	{
928	/// @todo It is probably more convenient to implement
929	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
930	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
931	// fSet = false disables rendering and VGA can check
932	// if it is already rendering to a different bitmap, avoiding
933	// enable/disable rendering races.
934	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
935
936	mpDrv->IConnector.pbData = NULL;
937	mpDrv->IConnector.cbScanline = 0;
938	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
939	mpDrv->IConnector.cx = 0;
940	mpDrv->IConnector.cy = 0;
941	}
942
943	/* Update maFramebuffers[uScreenId] under lock. */
944	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
945
946	if (uScreenId >= mcMonitors)
947	return VINF_SUCCESS;
948
949	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
950
951	/* Whether the monitor position has changed.
952	* A resize initiated by the VGA device does not change the monitor position.
953	*/
954	const bool fNewOrigin = !fVGAResize
955	&& ( pFBInfo->xOrigin != xOrigin
956	\|\| pFBInfo->yOrigin != yOrigin);
957
958	/* The event for disabled->enabled transition.
959	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
960	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
961	*/
962	const bool fGuestMonitorChangedEvent = !fVGAResize
963	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
964
965	/* Reset the update mode. */
966	pFBInfo->updateImage.pSourceBitmap.setNull();
967	pFBInfo->updateImage.pu8Address = NULL;
968	pFBInfo->updateImage.cbLine = 0;
969
970	/* Release the current source bitmap. */
971	pFBInfo->pSourceBitmap.setNull();
972
973	/* VGA blanking is signaled as w=0, h=0, bpp=0 and cbLine=0, and it's
974	* best to keep the old resolution, as otherwise the window size would
975	* change before the new resolution is known. */
976	const bool fVGABlank = fVGAResize && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
977	&& w == 0 && h == 0 && bpp == 0 && cbLine == 0;
978	if (fVGABlank)
979	{
980	w = pFBInfo->w;
981	h = pFBInfo->h;
982	}
983
984	/* Update the video mode information. */
985	pFBInfo->w = w;
986	pFBInfo->h = h;
987	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
988	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
989	pFBInfo->u32LineSize = cbLine;
990	if (!fVGAResize)
991	{
992	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
993	pFBInfo->flags = flags;
994	pFBInfo->xOrigin = xOrigin;
995	pFBInfo->yOrigin = yOrigin;
996	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
997	pFBInfo->fVBVAForceResize = false;
998	}
999	else
1000	{
1001	pFBInfo->flags = 0;
1002	if (fVGABlank)
1003	pFBInfo->flags \|= VBVA_SCREEN_F_BLANK;
1004	pFBInfo->fDisabled = false;
1005	}
1006
1007	/* Prepare local vars for the notification code below. */
1008	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1009	const bool fDisabled = pFBInfo->fDisabled;
1010
1011	alock.release();
1012
1013	if (!pFramebuffer.isNull())
1014	{
1015	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1016	LogFunc(("NotifyChange hr %08X\n", hr));
1017	NOREF(hr);
1018	}
1019
1020	if (fGuestMonitorChangedEvent)
1021	{
1022	if (fDisabled)
1023	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1024	GuestMonitorChangedEventType_Disabled,
1025	uScreenId,
1026	0, 0, 0, 0);
1027	else
1028	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1029	GuestMonitorChangedEventType_Enabled,
1030	uScreenId,
1031	xOrigin, yOrigin, w, h);
1032	}
1033
1034	if (fNewOrigin)
1035	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1036	GuestMonitorChangedEventType_NewOrigin,
1037	uScreenId,
1038	xOrigin, yOrigin, 0, 0);
1039
1040	/* Inform the VRDP server about the change of display parameters. */
1041	LogRelFlowFunc(("Calling VRDP\n"));
1042	mParent->i_consoleVRDPServer()->SendResize();
1043
1044	/* And re-send the seamless rectangles if necessary. */
1045	if (mfSeamlessEnabled)
1046	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1047
1048	#ifdef VBOX_WITH_VIDEOREC
1049	videoCaptureScreenChanged(uScreenId);
1050	#endif
1051
1052	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1053
1054	return VINF_SUCCESS;
1055	}
1056
1057	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1058	{
1059	/* Correct negative x and y coordinates. */
1060	if (*px < 0)
1061	{
1062	px += pw; /* Compute xRight which is also the new width. */
1063
1064	pw = (px < 0)? 0: *px;
1065
1066	*px = 0;
1067	}
1068
1069	if (*py < 0)
1070	{
1071	py += ph; /* Compute xBottom, which is also the new height. */
1072
1073	ph = (py < 0)? 0: *py;
1074
1075	*py = 0;
1076	}
1077
1078	/* Also check if coords are greater than the display resolution. */
1079	if (px + pw > cx)
1080	{
1081	pw = cx > px? cx - *px: 0;
1082	}
1083
1084	if (py + ph > cy)
1085	{
1086	ph = cy > py? cy - *py: 0;
1087	}
1088	}
1089
1090	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1091	{
1092	/*
1093	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1094	* Safe to use VBVA vars and take the framebuffer lock.
1095	*/
1096
1097	#ifdef DEBUG_sunlover
1098	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1099	uScreenId, x, y, w, h));
1100	#endif /* DEBUG_sunlover */
1101
1102	/* No updates for a disabled guest screen. */
1103	if (maFramebuffers[uScreenId].fDisabled)
1104	return;
1105
1106	/* No updates for a blank guest screen. */
1107	/** @note Disabled for now, as the GUI does not update the picture when we
1108	* first blank. */
1109	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1110	return; */
1111
1112	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1113	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1114
1115	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1116	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1117
1118	alockr.release();
1119
1120	if (RT_LIKELY(!pFramebuffer.isNull()))
1121	{
1122	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1123	{
1124	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1125
1126	if (w != 0 && h != 0)
1127	{
1128	pFramebuffer->NotifyUpdate(x, y, w, h);
1129	}
1130	}
1131	else
1132	{
1133	if (RT_LIKELY(!pSourceBitmap.isNull()))
1134	{ /* likely */ }
1135	else
1136	{
1137	/* Create a source bitmap if UpdateImage mode is used. */
1138	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1139	if (SUCCEEDED(hr))
1140	{
1141	BYTE *pAddress = NULL;
1142	ULONG ulWidth = 0;
1143	ULONG ulHeight = 0;
1144	ULONG ulBitsPerPixel = 0;
1145	ULONG ulBytesPerLine = 0;
1146	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1147
1148	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1149	&ulWidth,
1150	&ulHeight,
1151	&ulBitsPerPixel,
1152	&ulBytesPerLine,
1153	&bitmapFormat);
1154	if (SUCCEEDED(hr))
1155	{
1156	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1157
1158	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1159	{
1160	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1161	pFBInfo->updateImage.pu8Address = pAddress;
1162	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1163	}
1164
1165	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1166
1167	alockw.release();
1168	}
1169	}
1170	}
1171
1172	if (RT_LIKELY(!pSourceBitmap.isNull()))
1173	{
1174	BYTE *pbAddress = NULL;
1175	ULONG ulWidth = 0;
1176	ULONG ulHeight = 0;
1177	ULONG ulBitsPerPixel = 0;
1178	ULONG ulBytesPerLine = 0;
1179	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1180
1181	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1182	&ulWidth,
1183	&ulHeight,
1184	&ulBitsPerPixel,
1185	&ulBytesPerLine,
1186	&bitmapFormat);
1187	if (SUCCEEDED(hr))
1188	{
1189	/* Make sure that the requested update is within the source bitmap dimensions. */
1190	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1191
1192	if (w != 0 && h != 0)
1193	{
1194	const size_t cbData = w * h * 4;
1195	com::SafeArray<BYTE> image(cbData);
1196
1197	uint8_t *pu8Dst = image.raw();
1198	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1199
1200	int i;
1201	for (i = y; i < y + h; ++i)
1202	{
1203	memcpy(pu8Dst, pu8Src, w * 4);
1204	pu8Dst += w * 4;
1205	pu8Src += ulBytesPerLine;
1206	}
1207
1208	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1209	}
1210	}
1211	}
1212	}
1213	}
1214
1215	#ifndef VBOX_WITH_HGSMI
1216	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1217	{
1218	#else
1219	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1220	{
1221	#endif /* VBOX_WITH_HGSMI */
1222	/* When VBVA is enabled, the VRDP server is informed
1223	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1224	* Inform the server here only if VBVA is disabled.
1225	*/
1226	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1227	}
1228	}
1229
1230	void Display::i_updateGuestGraphicsFacility(void)
1231	{
1232	Guest* pGuest = mParent->i_getGuest();
1233	AssertPtrReturnVoid(pGuest);
1234	/* The following is from GuestImpl.cpp. */
1235	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1236	* to move the graphics and seamless capability -> facility translation to
1237	* VMMDev so this could be saved. */
1238	RTTIMESPEC TimeSpecTS;
1239	RTTimeNow(&TimeSpecTS);
1240
1241	if ( mfVMMDevSupportsGraphics
1242	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1243	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1244	VBoxGuestFacilityStatus_Active,
1245	0 /fFlags/, &TimeSpecTS);
1246	else
1247	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1248	VBoxGuestFacilityStatus_Inactive,
1249	0 /fFlags/, &TimeSpecTS);
1250	}
1251
1252	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1253	{
1254	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1255	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1256	return;
1257	mfVMMDevSupportsGraphics = fSupportsGraphics;
1258	i_updateGuestGraphicsFacility();
1259	/* The VMMDev interface notifies the console. */
1260	}
1261
1262	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1263	{
1264	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1265	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1266
1267	mfGuestVBVACapabilities = fNewCapabilities;
1268	if (!fNotify)
1269	return;
1270	i_updateGuestGraphicsFacility();
1271	/* Tell the console about it */
1272	mParent->i_onAdditionsStateChange();
1273	}
1274
1275	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1276	{
1277	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1278
1279	xInputMappingOrigin = xOrigin;
1280	yInputMappingOrigin = yOrigin;
1281	cxInputMapping = cx;
1282	cyInputMapping = cy;
1283
1284	/* Re-send the seamless rectangles if necessary. */
1285	if (mfSeamlessEnabled)
1286	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1287	}
1288
1289	/**
1290	* Returns the upper left and lower right corners of the virtual framebuffer.
1291	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1292	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1293	*/
1294	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1295	int32_t px2, int32_t py2)
1296	{
1297	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1298	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1299
1300	AssertPtrReturnVoid(px1);
1301	AssertPtrReturnVoid(py1);
1302	AssertPtrReturnVoid(px2);
1303	AssertPtrReturnVoid(py2);
1304	LogRelFlowFunc(("\n"));
1305
1306	if (!mpDrv)
1307	return;
1308	/* If VBVA is not in use then this flag will not be set and this
1309	* will still work as it should. */
1310	if (!maFramebuffers[0].fDisabled)
1311	{
1312	x1 = (int32_t)maFramebuffers[0].xOrigin;
1313	y1 = (int32_t)maFramebuffers[0].yOrigin;
1314	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1315	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1316	}
1317	if (cxInputMapping && cyInputMapping)
1318	{
1319	x1 = xInputMappingOrigin;
1320	y1 = yInputMappingOrigin;
1321	x2 = xInputMappingOrigin + cxInputMapping;
1322	y2 = yInputMappingOrigin + cyInputMapping;
1323	}
1324	else
1325	for (unsigned i = 1; i < mcMonitors; ++i)
1326	{
1327	if (!maFramebuffers[i].fDisabled)
1328	{
1329	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1330	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1331	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1332	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1333	}
1334	}
1335	*px1 = x1;
1336	*py1 = y1;
1337	*px2 = x2;
1338	*py2 = y2;
1339	}
1340
1341	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1342	{
1343	/* Do we need this to access mParent? I presume that the safe VM pointer
1344	* ensures that mpDrv will remain valid. */
1345	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1346	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1347	& ~fCapabilitiesRemoved;
1348
1349	Console::SafeVMPtr ptrVM(mParent);
1350	if (!ptrVM.isOk())
1351	return ptrVM.rc();
1352	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1353	return S_OK;
1354	CHECK_CONSOLE_DRV(mpDrv);
1355	alock.release(); /* Release before calling up for lock order reasons. */
1356	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1357	mfHostCursorCapabilities = fHostCursorCapabilities;
1358	return S_OK;
1359	}
1360
1361	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1362	{
1363	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1364	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1365	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1366	xAdj = RT_MIN(xAdj, cxInputMapping);
1367	yAdj = RT_MIN(yAdj, cyInputMapping);
1368
1369	Console::SafeVMPtr ptrVM(mParent);
1370	if (!ptrVM.isOk())
1371	return ptrVM.rc();
1372	CHECK_CONSOLE_DRV(mpDrv);
1373	alock.release(); /* Release before calling up for lock order reasons. */
1374	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1375	return S_OK;
1376	}
1377
1378	static bool displayIntersectRect(RTRECT *prectResult,
1379	const RTRECT *prect1,
1380	const RTRECT *prect2)
1381	{
1382	/* Initialize result to an empty record. */
1383	memset(prectResult, 0, sizeof(RTRECT));
1384
1385	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1386	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1387
1388	if (xLeftResult < xRightResult)
1389	{
1390	/* There is intersection by X. */
1391
1392	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1393	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1394
1395	if (yTopResult < yBottomResult)
1396	{
1397	/* There is intersection by Y. */
1398
1399	prectResult->xLeft = xLeftResult;
1400	prectResult->yTop = yTopResult;
1401	prectResult->xRight = xRightResult;
1402	prectResult->yBottom = yBottomResult;
1403
1404	return true;
1405	}
1406	}
1407
1408	return false;
1409	}
1410
1411	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1412	{
1413	RTRECT *pRectVisibleRegion = NULL;
1414
1415	if (pRect == mpRectVisibleRegion)
1416	return VINF_SUCCESS;
1417	if (cRect != 0)
1418	{
1419	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1420	if (!pRectVisibleRegion)
1421	{
1422	return VERR_NO_MEMORY;
1423	}
1424	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1425	}
1426	if (mpRectVisibleRegion)
1427	RTMemFree(mpRectVisibleRegion);
1428	mcRectVisibleRegion = cRect;
1429	mpRectVisibleRegion = pRectVisibleRegion;
1430	return VINF_SUCCESS;
1431	}
1432
1433	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1434	{
1435	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1436	* sizeof(RTRECT));
1437	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1438	if (!pVisibleRegion)
1439	{
1440	return VERR_NO_TMP_MEMORY;
1441	}
1442	int rc = i_saveVisibleRegion(cRect, pRect);
1443	if (RT_FAILURE(rc))
1444	{
1445	RTMemTmpFree(pVisibleRegion);
1446	return rc;
1447	}
1448
1449	unsigned uScreenId;
1450	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1451	{
1452	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1453
1454	if ( !pFBInfo->pFramebuffer.isNull()
1455	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1456	{
1457	/* Prepare a new array of rectangles which intersect with the framebuffer.
1458	*/
1459	RTRECT rectFramebuffer;
1460	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1461	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1462	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1463	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1464
1465	uint32_t cRectVisibleRegion = 0;
1466
1467	uint32_t i;
1468	for (i = 0; i < cRect; i++)
1469	{
1470	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1471	{
1472	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1473	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1474	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1475	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1476
1477	cRectVisibleRegion++;
1478	}
1479	}
1480	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1481	}
1482	}
1483
1484	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1485	VMMDev *vmmDev = mParent->i_getVMMDev();
1486	if (mfIsCr3DEnabled && vmmDev)
1487	{
1488	if (mhCrOglSvc)
1489	{
1490	VBOXCRCMDCTL_HGCM *pCtl;
1491	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1492	if (pCtl)
1493	{
1494	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1495	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1496
1497	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1498	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1499
1500	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1501	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1502	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1503
1504	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1505	if (!RT_SUCCESS(rc))
1506	{
1507	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1508	RTMemFree(pCtl);
1509	}
1510	}
1511	else
1512	AssertMsgFailed(("failed to allocate rects memory\n"));
1513	}
1514	else
1515	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1516	}
1517	#endif
1518
1519	RTMemTmpFree(pVisibleRegion);
1520
1521	return VINF_SUCCESS;
1522	}
1523
1524	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1525	{
1526	/// @todo Currently not used by the guest and is not implemented in
1527	/// framebuffers. Remove?
1528	RT_NOREF(pcRects, paRects);
1529	return VERR_NOT_SUPPORTED;
1530	}
1531
1532	#ifdef VBOX_WITH_HGSMI
1533	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1534	uint32_t fu32SupportedOrders,
1535	bool fVideoAccelVRDP,
1536	DISPLAYFBINFO *pFBInfo)
1537	{
1538	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1539
1540	if (pFBInfo->pVBVAHostFlags)
1541	{
1542	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1543
1544	if (pFBInfo->fVBVAEnabled)
1545	{
1546	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1547
1548	if (fVideoAccelVRDP)
1549	{
1550	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1551	}
1552	}
1553
1554	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1555	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1556
1557	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1558	}
1559	}
1560
1561	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1562	bool fVideoAccelVRDP,
1563	DISPLAYFBINFO *paFBInfos,
1564	unsigned cFBInfos)
1565	{
1566	unsigned uScreenId;
1567
1568	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1569	{
1570	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1571	}
1572	}
1573	#endif /* VBOX_WITH_HGSMI */
1574
1575	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1576	{
1577	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1578	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1579	if (RT_SUCCESS(rc))
1580	{
1581	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1582	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1583	}
1584	LogFlowFunc(("leave %Rrc\n", rc));
1585	return rc;
1586	}
1587
1588	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1589	{
1590	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1591	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1592	if (RT_SUCCESS(rc))
1593	{
1594	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1595	videoAccelLeaveVGA(&mVideoAccelLegacy);
1596	}
1597	LogFlowFunc(("leave %Rrc\n", rc));
1598	return rc;
1599	}
1600
1601	void Display::VideoAccelFlushVMMDev(void)
1602	{
1603	LogFlowFunc(("enter\n"));
1604	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1605	if (RT_SUCCESS(rc))
1606	{
1607	i_VideoAccelFlush(mpDrv->pUpPort);
1608	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1609	}
1610	LogFlowFunc(("leave\n"));
1611	}
1612
1613	/* Called always by one VRDP server thread. Can be thread-unsafe.
1614	*/
1615	void Display::i_VideoAccelVRDP(bool fEnable)
1616	{
1617	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1618
1619	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1620
1621	int c = fEnable?
1622	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1623	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1624
1625	Assert (c >= 0);
1626
1627	/* This can run concurrently with Display videoaccel state change. */
1628	RTCritSectEnter(&mVideoAccelLock);
1629
1630	if (c == 0)
1631	{
1632	/* The last client has disconnected, and the accel can be
1633	* disabled.
1634	*/
1635	Assert(fEnable == false);
1636
1637	mfVideoAccelVRDP = false;
1638	mfu32SupportedOrders = 0;
1639
1640	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1641	maFramebuffers, mcMonitors);
1642	#ifdef VBOX_WITH_HGSMI
1643	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1644	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1645	#endif /* VBOX_WITH_HGSMI */
1646
1647	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1648	}
1649	else if ( c == 1
1650	&& !mfVideoAccelVRDP)
1651	{
1652	/* The first client has connected. Enable the accel.
1653	*/
1654	Assert(fEnable == true);
1655
1656	mfVideoAccelVRDP = true;
1657	/* Supporting all orders. */
1658	mfu32SupportedOrders = UINT32_MAX;
1659
1660	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1661	maFramebuffers, mcMonitors);
1662	#ifdef VBOX_WITH_HGSMI
1663	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1664	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1665	#endif /* VBOX_WITH_HGSMI */
1666
1667	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1668	}
1669	else
1670	{
1671	/* A client is connected or disconnected but there is no change in the
1672	* accel state. It remains enabled.
1673	*/
1674	Assert(mfVideoAccelVRDP == true);
1675	}
1676
1677	RTCritSectLeave(&mVideoAccelLock);
1678	}
1679
1680	void Display::i_notifyPowerDown(void)
1681	{
1682	LogRelFlowFunc(("\n"));
1683
1684	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1685
1686	/* Source bitmaps are not available anymore. */
1687	mfSourceBitmapEnabled = false;
1688
1689	alock.release();
1690
1691	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1692	unsigned uScreenId = mcMonitors;
1693	while (uScreenId > 0)
1694	{
1695	--uScreenId;
1696
1697	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1698	if (!pFBInfo->fDisabled)
1699	{
1700	i_handleDisplayResize(uScreenId, 32,
1701	pFBInfo->pu8FramebufferVRAM,
1702	pFBInfo->u32LineSize,
1703	pFBInfo->w,
1704	pFBInfo->h,
1705	pFBInfo->flags,
1706	pFBInfo->xOrigin,
1707	pFBInfo->yOrigin,
1708	false);
1709	}
1710	}
1711	}
1712
1713	// Wrapped IDisplay methods
1714	/////////////////////////////////////////////////////////////////////////////
1715	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1716	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1717	{
1718	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1719
1720	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1721
1722	if (aScreenId >= mcMonitors)
1723	return E_INVALIDARG;
1724
1725	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1726
1727	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1728
1729	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1730	guestMonitorStatus = GuestMonitorStatus_Disabled;
1731	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1732	guestMonitorStatus = GuestMonitorStatus_Blank;
1733
1734	if (aWidth)
1735	*aWidth = pFBInfo->w;
1736	if (aHeight)
1737	*aHeight = pFBInfo->h;
1738	if (aBitsPerPixel)
1739	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1740	if (aXOrigin)
1741	*aXOrigin = pFBInfo->xOrigin;
1742	if (aYOrigin)
1743	*aYOrigin = pFBInfo->yOrigin;
1744	if (aGuestMonitorStatus)
1745	*aGuestMonitorStatus = guestMonitorStatus;
1746
1747	return S_OK;
1748	}
1749
1750
1751	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1752	{
1753	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1754
1755	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1756
1757	if (aScreenId >= mcMonitors)
1758	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1759	aScreenId, mcMonitors);
1760
1761	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1762	if (!pFBInfo->pFramebuffer.isNull())
1763	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1764	aScreenId);
1765
1766	pFBInfo->pFramebuffer = aFramebuffer;
1767	pFBInfo->framebufferId.create();
1768	aId = pFBInfo->framebufferId;
1769
1770	SafeArray<FramebufferCapabilities_T> caps;
1771	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1772	pFBInfo->u32Caps = 0;
1773	size_t i;
1774	for (i = 0; i < caps.size(); ++i)
1775	pFBInfo->u32Caps \|= caps[i];
1776
1777	alock.release();
1778
1779	/* The driver might not have been constructed yet */
1780	if (mpDrv)
1781	{
1782	/* Inform the framebuffer about the actual screen size. */
1783	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1784	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1785
1786	/* Re-send the seamless rectangles if necessary. */
1787	if (mfSeamlessEnabled)
1788	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1789	}
1790
1791	Console::SafeVMPtrQuiet ptrVM(mParent);
1792	if (ptrVM.isOk())
1793	{
1794	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1795	if (mfIsCr3DEnabled)
1796	{
1797	VBOXCRCMDCTL_HGCM data;
1798	RT_ZERO(data);
1799	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1800	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1801
1802	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1803	data.aParms[0].u.uint32 = aScreenId;
1804
1805	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1806	AssertRC(vrc);
1807	}
1808	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1809
1810	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1811	3, this, aScreenId, false);
1812	}
1813
1814	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1815	return S_OK;
1816	}
1817
1818	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1819	{
1820	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1821
1822	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1823
1824	if (aScreenId >= mcMonitors)
1825	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1826	aScreenId, mcMonitors);
1827
1828	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1829
1830	if (pFBInfo->framebufferId != aId)
1831	{
1832	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1833	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1834	}
1835
1836	pFBInfo->pFramebuffer.setNull();
1837	pFBInfo->framebufferId.clear();
1838
1839	alock.release();
1840
1841	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1842	Console::SafeVMPtrQuiet ptrVM(mParent);
1843	if (ptrVM.isOk())
1844	{
1845	if (mfIsCr3DEnabled)
1846	{
1847	VBOXCRCMDCTL_HGCM data;
1848	RT_ZERO(data);
1849	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1850	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1851
1852	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1853	data.aParms[0].u.uint32 = aScreenId;
1854
1855	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1856	AssertRC(vrc);
1857	}
1858	}
1859	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1860
1861	return S_OK;
1862	}
1863
1864	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1865	{
1866	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1867
1868	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1869
1870	if (aScreenId >= mcMonitors)
1871	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1872	aScreenId, mcMonitors);
1873
1874	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1875
1876	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1877
1878	return S_OK;
1879	}
1880
1881	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1882	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1883	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1884	{
1885	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1886	{
1887	/* Some of parameters must not change. Query current mode. */
1888	ULONG ulWidth = 0;
1889	ULONG ulHeight = 0;
1890	ULONG ulBitsPerPixel = 0;
1891	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1892	if (FAILED(hr))
1893	return hr;
1894
1895	/* Assign current values to not changing parameters. */
1896	if (aWidth == 0)
1897	aWidth = ulWidth;
1898	if (aHeight == 0)
1899	aHeight = ulHeight;
1900	if (aBitsPerPixel == 0)
1901	aBitsPerPixel = ulBitsPerPixel;
1902	}
1903
1904	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1905
1906	if (aDisplay >= mcMonitors)
1907	return E_INVALIDARG;
1908
1909	CHECK_CONSOLE_DRV(mpDrv);
1910
1911	/*
1912	* It is up to the guest to decide whether the hint is
1913	* valid. Therefore don't do any VRAM sanity checks here.
1914	*/
1915
1916	/* Have to release the lock because the pfnRequestDisplayChange
1917	* will call EMT. */
1918	alock.release();
1919
1920	/* We always send the hint to the graphics card in case the guest enables
1921	* support later. For now we notify exactly when support is enabled. */
1922	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1923	aBitsPerPixel, aDisplay,
1924	aChangeOrigin ? aOriginX : ~0,
1925	aChangeOrigin ? aOriginY : ~0,
1926	RT_BOOL(aEnabled),
1927	mfGuestVBVACapabilities
1928	& VBVACAPS_VIDEO_MODE_HINTS);
1929	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1930	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1931	{
1932	mParent->i_sendACPIMonitorHotPlugEvent();
1933	}
1934
1935	/* We currently never suppress the VMMDev hint if the guest has requested
1936	* it. Specifically the video graphics driver may not be responsible for
1937	* screen positioning in the guest virtual desktop, and the component
1938	* responsible may want to get the hint from VMMDev. */
1939	VMMDev *pVMMDev = mParent->i_getVMMDev();
1940	if (pVMMDev)
1941	{
1942	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1943	if (pVMMDevPort)
1944	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1945	aDisplay, aOriginX, aOriginY,
1946	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1947	}
1948	return S_OK;
1949	}
1950
1951	HRESULT Display::setSeamlessMode(BOOL enabled)
1952	{
1953	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1954
1955	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1956	alock.release();
1957
1958	VMMDev *pVMMDev = mParent->i_getVMMDev();
1959	if (pVMMDev)
1960	{
1961	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1962	if (pVMMDevPort)
1963	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1964	}
1965	mfSeamlessEnabled = RT_BOOL(enabled);
1966
1967	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1968	if (!enabled)
1969	{
1970	VMMDev *vmmDev = mParent->i_getVMMDev();
1971	if (mfIsCr3DEnabled && vmmDev)
1972	{
1973	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1974	if (!pData)
1975	{
1976	AssertMsgFailed(("RTMemAlloc failed\n"));
1977	return VERR_NO_MEMORY;
1978	}
1979
1980	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1981	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1982
1983	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1984	pData->aParms[0].u.pointer.addr = NULL;
1985	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1986
1987	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
1988	if (!RT_SUCCESS(rc))
1989	{
1990	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1991	RTMemFree(pData);
1992	}
1993	}
1994	}
1995	#endif
1996	return S_OK;
1997	}
1998
1999	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2000	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2001	uint32_t u32Width, uint32_t u32Height)
2002	{
2003	if ( pDisplay->mfIsCr3DEnabled
2004	&& pDisplay->mCrOglCallbacks.pfnHasData
2005	&& pDisplay->mCrOglCallbacks.pfnHasData())
2006	{
2007	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2008	if (pVMMDev)
2009	{
2010	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2011	if (pScreenshot)
2012	{
2013	/* screen id or CRSCREEN_ALL to specify all enabled */
2014	pScreenshot->u32Screen = aScreenId;
2015	pScreenshot->u32Width = u32Width;
2016	pScreenshot->u32Height = u32Height;
2017	pScreenshot->u32Pitch = u32Width * 4;
2018	pScreenshot->pvBuffer = pbData;
2019	pScreenshot->pvContext = NULL;
2020	pScreenshot->pfnScreenshotBegin = NULL;
2021	pScreenshot->pfnScreenshotPerform = NULL;
2022	pScreenshot->pfnScreenshotEnd = NULL;
2023
2024	VBOXCRCMDCTL_HGCM data;
2025	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2026	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2027
2028	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2029	data.aParms[0].u.pointer.addr = pScreenshot;
2030	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2031
2032	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2033
2034	RTMemFree(pScreenshot);
2035
2036	if (RT_SUCCESS(rc))
2037	return TRUE;
2038	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2039	/* fall back to the non-3d mechanism */
2040	}
2041	}
2042	}
2043	return FALSE;
2044	}
2045	#endif
2046
2047	/* static */
2048	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2049	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2050	{
2051	int rc;
2052	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2053	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2054	{
2055	if (pDisplay->mpDrv)
2056	{
2057	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2058	*pfMemFree = false;
2059	}
2060	else
2061	{
2062	/* No image. */
2063	*ppbData = NULL;
2064	*pcbData = 0;
2065	*pcx = 0;
2066	*pcy = 0;
2067	*pfMemFree = true;
2068	rc = VINF_SUCCESS;
2069	}
2070	}
2071	else if (aScreenId < pDisplay->mcMonitors)
2072	{
2073	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2074
2075	uint32_t width = pFBInfo->w;
2076	uint32_t height = pFBInfo->h;
2077
2078	/* Allocate 32 bit per pixel bitmap. */
2079	size_t cbRequired = width * 4 * height;
2080
2081	if (cbRequired)
2082	{
2083	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2084	if (pbDst != NULL)
2085	{
2086	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2087	{
2088	/* Copy guest VRAM to the allocated 32bpp buffer. */
2089	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2090	int32_t xSrc = 0;
2091	int32_t ySrc = 0;
2092	uint32_t u32SrcWidth = width;
2093	uint32_t u32SrcHeight = height;
2094	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2095	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2096
2097	int32_t xDst = 0;
2098	int32_t yDst = 0;
2099	uint32_t u32DstWidth = u32SrcWidth;
2100	uint32_t u32DstHeight = u32SrcHeight;
2101	uint32_t u32DstLineSize = u32DstWidth * 4;
2102	uint32_t u32DstBitsPerPixel = 32;
2103
2104	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2105	width, height,
2106	pu8Src,
2107	xSrc, ySrc,
2108	u32SrcWidth, u32SrcHeight,
2109	u32SrcLineSize, u32SrcBitsPerPixel,
2110	pbDst,
2111	xDst, yDst,
2112	u32DstWidth, u32DstHeight,
2113	u32DstLineSize, u32DstBitsPerPixel);
2114	}
2115	else
2116	{
2117	memset(pbDst, 0, cbRequired);
2118	rc = VINF_SUCCESS;
2119	}
2120	if (RT_SUCCESS(rc))
2121	{
2122	*ppbData = pbDst;
2123	*pcbData = cbRequired;
2124	*pcx = width;
2125	*pcy = height;
2126	*pfMemFree = true;
2127	}
2128	else
2129	{
2130	RTMemFree(pbDst);
2131
2132	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2133	if ( rc == VERR_INVALID_STATE
2134	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2135	{
2136	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2137	*pfMemFree = false;
2138	}
2139	}
2140	}
2141	else
2142	rc = VERR_NO_MEMORY;
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
2156	rc = VERR_INVALID_PARAMETER;
2157	return rc;
2158	}
2159
2160	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2161	BYTE *address, ULONG width, ULONG height)
2162	{
2163	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2164	/*
2165	* CrOgl screenshot hook/hack.
2166	*/
2167	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2168	return VINF_SUCCESS;
2169	#endif
2170
2171	uint8_t *pbData = NULL;
2172	size_t cbData = 0;
2173	uint32_t cx = 0;
2174	uint32_t cy = 0;
2175	bool fFreeMem = false;
2176	int vrc = VINF_SUCCESS;
2177
2178	int cRetries = 5;
2179	while (cRetries-- > 0)
2180	{
2181	/* Note! Not sure if the priority call is such a good idea here, but
2182	it would be nice to have an accurate screenshot for the bug
2183	report if the VM deadlocks. */
2184	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2185	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2186	if (vrc != VERR_TRY_AGAIN)
2187	{
2188	break;
2189	}
2190
2191	RTThreadSleep(10);
2192	}
2193
2194	if (RT_SUCCESS(vrc) && pbData)
2195	{
2196	if (cx == width && cy == height)
2197	{
2198	/* No scaling required. */
2199	memcpy(address, pbData, cbData);
2200	}
2201	else
2202	{
2203	/* Scale. */
2204	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2205
2206	uint8_t *dst = address;
2207	uint8_t *src = pbData;
2208	int dstW = width;
2209	int dstH = height;
2210	int srcW = cx;
2211	int srcH = cy;
2212	int iDeltaLine = cx * 4;
2213
2214	BitmapScale32(dst,
2215	dstW, dstH,
2216	src,
2217	iDeltaLine,
2218	srcW, srcH);
2219	}
2220
2221	if (fFreeMem)
2222	RTMemFree(pbData);
2223	else
2224	{
2225	/* This can be called from any thread. */
2226	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2227	}
2228	}
2229
2230	return vrc;
2231	}
2232
2233	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2234	BYTE *aAddress,
2235	ULONG aWidth,
2236	ULONG aHeight,
2237	BitmapFormat_T aBitmapFormat,
2238	ULONG *pcbOut)
2239	{
2240	HRESULT rc = S_OK;
2241
2242	/* Do not allow too small and too large screenshots. This also filters out negative
2243	* values passed as either 'aWidth' or 'aHeight'.
2244	*/
2245	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2246	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2247
2248	if ( aBitmapFormat != BitmapFormat_BGR0
2249	&& aBitmapFormat != BitmapFormat_BGRA
2250	&& aBitmapFormat != BitmapFormat_RGBA
2251	&& aBitmapFormat != BitmapFormat_PNG)
2252	{
2253	return setError(E_NOTIMPL,
2254	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2255	}
2256
2257	Console::SafeVMPtr ptrVM(mParent);
2258	if (!ptrVM.isOk())
2259	return ptrVM.rc();
2260
2261	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2262
2263	if (RT_SUCCESS(vrc))
2264	{
2265	const size_t cbData = aWidth * 4 * aHeight;
2266
2267	/* Most of uncompressed formats. */
2268	*pcbOut = (ULONG)cbData;
2269
2270	if (aBitmapFormat == BitmapFormat_BGR0)
2271	{
2272	/* Do nothing. */
2273	}
2274	else if (aBitmapFormat == BitmapFormat_BGRA)
2275	{
2276	uint32_t pu32 = (uint32_t )aAddress;
2277	size_t cPixels = aWidth * aHeight;
2278	while (cPixels--)
2279	{
2280	*pu32++ \|= UINT32_C(0xFF000000);
2281	}
2282	}
2283	else if (aBitmapFormat == BitmapFormat_RGBA)
2284	{
2285	uint8_t *pu8 = aAddress;
2286	size_t cPixels = aWidth * aHeight;
2287	while (cPixels--)
2288	{
2289	uint8_t u8 = pu8[0];
2290	pu8[0] = pu8[2];
2291	pu8[2] = u8;
2292	pu8[3] = 0xFF;
2293
2294	pu8 += 4;
2295	}
2296	}
2297	else if (aBitmapFormat == BitmapFormat_PNG)
2298	{
2299	uint8_t *pu8PNG = NULL;
2300	uint32_t cbPNG = 0;
2301	uint32_t cxPNG = 0;
2302	uint32_t cyPNG = 0;
2303
2304	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2305	if (RT_SUCCESS(vrc))
2306	{
2307	if (cbPNG <= cbData)
2308	{
2309	memcpy(aAddress, pu8PNG, cbPNG);
2310	*pcbOut = cbPNG;
2311	}
2312	else
2313	{
2314	rc = setError(E_FAIL,
2315	tr("PNG is larger than 32bpp bitmap"));
2316	}
2317	}
2318	else
2319	{
2320	rc = setError(VBOX_E_IPRT_ERROR,
2321	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2322	}
2323	RTMemFree(pu8PNG);
2324	}
2325	}
2326	else if (vrc == VERR_TRY_AGAIN)
2327	rc = setError(E_UNEXPECTED,
2328	tr("Screenshot is not available at this time"));
2329	else if (RT_FAILURE(vrc))
2330	rc = setError(VBOX_E_IPRT_ERROR,
2331	tr("Could not take a screenshot (%Rrc)"), vrc);
2332
2333	return rc;
2334	}
2335
2336	HRESULT Display::takeScreenShot(ULONG aScreenId,
2337	BYTE *aAddress,
2338	ULONG aWidth,
2339	ULONG aHeight,
2340	BitmapFormat_T aBitmapFormat)
2341	{
2342	HRESULT rc = S_OK;
2343
2344	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2345	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2346
2347	ULONG cbOut = 0;
2348	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2349	NOREF(cbOut);
2350
2351	LogRelFlowFunc(("%Rhrc\n", rc));
2352	return rc;
2353	}
2354
2355	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2356	ULONG aWidth,
2357	ULONG aHeight,
2358	BitmapFormat_T aBitmapFormat,
2359	std::vector<BYTE> &aScreenData)
2360	{
2361	HRESULT rc = S_OK;
2362
2363	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2364	aScreenId, aWidth, aHeight, aBitmapFormat));
2365
2366	/* Do not allow too small and too large screenshots. This also filters out negative
2367	* values passed as either 'aWidth' or 'aHeight'.
2368	*/
2369	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2370	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2371
2372	const size_t cbData = aWidth * 4 * aHeight;
2373	aScreenData.resize(cbData);
2374
2375	ULONG cbOut = 0;
2376	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2377	if (FAILED(rc))
2378	cbOut = 0;
2379
2380	aScreenData.resize(cbOut);
2381
2382	LogRelFlowFunc(("%Rhrc\n", rc));
2383	return rc;
2384	}
2385
2386	int Display::i_videoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2387	{
2388	#ifdef VBOX_WITH_VIDEOREC
2389	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2390	for (unsigned i = 0; i < Screens.size(); i++)
2391	{
2392	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(Screens[i]);
2393
2394	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2395
2396	if (fChanged && i < mcMonitors)
2397	videoCaptureScreenChanged(i);
2398
2399	}
2400	return VINF_SUCCESS;
2401	#else
2402	ComSafeArrayNoRef(aScreens);
2403	return VERR_NOT_SUPPORTED;
2404	#endif
2405	}
2406
2407	/**
2408	* Sends belonging audio samples to the video capturing code.
2409	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2410	*
2411	* @returns IPRT status code.
2412	* @param pvData Audio data.
2413	* @param cbData Size (in bytes) of audio data.
2414	* @param uTimestampMs Timestamp (in ms) of the audio data.
2415	*/
2416	int Display::i_videoCaptureSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2417	{
2418	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2419	if (!VideoRecIsEnabled(mpVideoRecCtx))
2420	return VINF_SUCCESS;
2421
2422	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2423	#else
2424	RT_NOREF(pvData, cbData, uTimestampMs);
2425	return VERR_NOT_SUPPORTED;
2426	#endif
2427	}
2428
2429	/**
2430	* Start video capturing. Does nothing if capturing is already active.
2431	*
2432	* @returns IPRT status code.
2433	*/
2434	int Display::i_videoCaptureStart(void)
2435	{
2436	#ifdef VBOX_WITH_VIDEOREC
2437	if (VideoRecIsEnabled(mpVideoRecCtx))
2438	return VINF_SUCCESS;
2439
2440	int rc = VideoRecContextCreate(mcMonitors, &mpVideoRecCtx);
2441	if (RT_FAILURE(rc))
2442	{
2443	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2444	return rc;
2445	}
2446	ComPtr<IMachine> pMachine = mParent->i_machine();
2447	com::SafeArray<BOOL> screens;
2448	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2449	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2450	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2451	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2452	ULONG ulWidth;
2453	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2454	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2455	ULONG ulHeight;
2456	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2457	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2458	ULONG ulRate;
2459	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2460	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2461	ULONG ulFPS;
2462	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2463	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2464	BSTR strFile;
2465	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2466	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2467	ULONG ulMaxTime;
2468	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2469	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2470	ULONG ulMaxSize;
2471	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2472	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2473	BSTR strOptions;
2474	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2475	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2476
2477	RTTIMESPEC ts;
2478	RTTimeNow(&ts);
2479	RTTIME time;
2480	RTTimeExplode(&time, &ts);
2481	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2482	{
2483	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2484	char *pszSuff = RTPathSuffix(pszAbsPath);
2485	if (pszSuff)
2486	pszSuff = RTStrDup(pszSuff);
2487	RTPathStripSuffix(pszAbsPath);
2488	if (!pszAbsPath)
2489	rc = VERR_INVALID_PARAMETER;
2490	if (!pszSuff)
2491	pszSuff = RTStrDup(".webm");
2492	char *pszName = NULL;
2493	if (RT_SUCCESS(rc))
2494	{
2495	if (mcMonitors > 1)
2496	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2497	else
2498	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2499	}
2500	if (RT_SUCCESS(rc))
2501	{
2502	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2503	pszName, ulWidth, ulHeight,
2504	ulRate, ulFPS, ulMaxTime,
2505	ulMaxSize, com::Utf8Str(strOptions).c_str());
2506	if (rc == VERR_ALREADY_EXISTS)
2507	{
2508	RTStrFree(pszName);
2509	pszName = NULL;
2510
2511	if (mcMonitors > 1)
2512	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2513	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2514	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2515	uScreen+1, pszSuff);
2516	else
2517	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2518	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2519	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2520	pszSuff);
2521	if (RT_SUCCESS(rc))
2522	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2523	pszName, ulWidth, ulHeight, ulRate,
2524	ulFPS, ulMaxTime,
2525	ulMaxSize, com::Utf8Str(strOptions).c_str());
2526	}
2527	}
2528
2529	if (RT_SUCCESS(rc))
2530	{
2531	videoCaptureScreenChanged(uScreen);
2532	}
2533	else
2534	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u, (%Rrc)\n", uScreen, rc));
2535
2536	RTStrFree(pszName);
2537	RTStrFree(pszSuff);
2538	RTStrFree(pszAbsPath);
2539	}
2540	return rc;
2541	#else /* VBOX_WITH_VIDEOREC */
2542	return VERR_NOT_SUPPORTED;
2543	#endif
2544	}
2545
2546	/**
2547	* Stop video capturing. Does nothing if video capturing is not active.
2548	*/
2549	void Display::i_videoCaptureStop()
2550	{
2551	#ifdef VBOX_WITH_VIDEOREC
2552	if (!VideoRecIsEnabled(mpVideoRecCtx))
2553	return;
2554
2555	VideoRecContextDestroy(mpVideoRecCtx);
2556	mpVideoRecCtx = NULL;
2557
2558	unsigned uScreenId;
2559	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2560	videoCaptureScreenChanged(uScreenId);
2561	#endif
2562	}
2563
2564	#ifdef VBOX_WITH_VIDEOREC
2565	void Display::videoCaptureScreenChanged(unsigned uScreenId)
2566	{
2567	if ( !VideoRecIsEnabled(mpVideoRecCtx)
2568	\|\| !maVideoRecEnabled[uScreenId])
2569	{
2570	/* Skip recording this screen. */
2571	return;
2572	}
2573
2574	/* Get a new source bitmap which will be used by video capture code. */
2575	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2576	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2577
2578	int rc2 = RTCritSectEnter(&mVideoCaptureLock);
2579	if (RT_SUCCESS(rc2))
2580	{
2581	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2582
2583	rc2 = RTCritSectLeave(&mVideoCaptureLock);
2584	AssertRC(rc2);
2585	}
2586	}
2587	#endif /* VBOX_WITH_VIDEOREC */
2588
2589	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2590	ULONG x, ULONG y, ULONG width, ULONG height)
2591	{
2592	int rc = VINF_SUCCESS;
2593
2594	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2595
2596	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2597	{
2598	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2599	}
2600	else if (aScreenId < pDisplay->mcMonitors)
2601	{
2602	/* Copy the bitmap to the guest VRAM. */
2603	const uint8_t *pu8Src = address;
2604	int32_t xSrc = 0;
2605	int32_t ySrc = 0;
2606	uint32_t u32SrcWidth = width;
2607	uint32_t u32SrcHeight = height;
2608	uint32_t u32SrcLineSize = width * 4;
2609	uint32_t u32SrcBitsPerPixel = 32;
2610
2611	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2612	int32_t xDst = x;
2613	int32_t yDst = y;
2614	uint32_t u32DstWidth = pFBInfo->w;
2615	uint32_t u32DstHeight = pFBInfo->h;
2616	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2617	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2618
2619	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2620	width, height,
2621	pu8Src,
2622	xSrc, ySrc,
2623	u32SrcWidth, u32SrcHeight,
2624	u32SrcLineSize, u32SrcBitsPerPixel,
2625	pu8Dst,
2626	xDst, yDst,
2627	u32DstWidth, u32DstHeight,
2628	u32DstLineSize, u32DstBitsPerPixel);
2629	if (RT_SUCCESS(rc))
2630	{
2631	if (!pFBInfo->pSourceBitmap.isNull())
2632	{
2633	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2634	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2635	*/
2636	if ( pFBInfo->fDefaultFormat
2637	&& !pFBInfo->fDisabled)
2638	{
2639	BYTE *pAddress = NULL;
2640	ULONG ulWidth = 0;
2641	ULONG ulHeight = 0;
2642	ULONG ulBitsPerPixel = 0;
2643	ULONG ulBytesPerLine = 0;
2644	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2645
2646	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2647	&ulWidth,
2648	&ulHeight,
2649	&ulBitsPerPixel,
2650	&ulBytesPerLine,
2651	&bitmapFormat);
2652	if (SUCCEEDED(hrc))
2653	{
2654	pu8Src = pFBInfo->pu8FramebufferVRAM;
2655	xSrc = x;
2656	ySrc = y;
2657	u32SrcWidth = pFBInfo->w;
2658	u32SrcHeight = pFBInfo->h;
2659	u32SrcLineSize = pFBInfo->u32LineSize;
2660	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2661
2662	/* Default format is 32 bpp. */
2663	pu8Dst = pAddress;
2664	xDst = xSrc;
2665	yDst = ySrc;
2666	u32DstWidth = u32SrcWidth;
2667	u32DstHeight = u32SrcHeight;
2668	u32DstLineSize = u32DstWidth * 4;
2669	u32DstBitsPerPixel = 32;
2670
2671	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2672	width, height,
2673	pu8Src,
2674	xSrc, ySrc,
2675	u32SrcWidth, u32SrcHeight,
2676	u32SrcLineSize, u32SrcBitsPerPixel,
2677	pu8Dst,
2678	xDst, yDst,
2679	u32DstWidth, u32DstHeight,
2680	u32DstLineSize, u32DstBitsPerPixel);
2681	}
2682	}
2683	}
2684
2685	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2686	}
2687	}
2688	else
2689	{
2690	rc = VERR_INVALID_PARAMETER;
2691	}
2692
2693	if (RT_SUCCESS(rc))
2694	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2695
2696	return rc;
2697	}
2698
2699	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2700	{
2701	/// @todo (r=dmik) this function may take too long to complete if the VM
2702	// is doing something like saving state right now. Which, in case if it
2703	// is called on the GUI thread, will make it unresponsive. We should
2704	// check the machine state here (by enclosing the check and VMRequCall
2705	// within the Console lock to make it atomic).
2706
2707	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2708	(void *)aAddress, aX, aY, aWidth, aHeight));
2709
2710	CheckComArgExpr(aWidth, aWidth != 0);
2711	CheckComArgExpr(aHeight, aHeight != 0);
2712
2713	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2714
2715	CHECK_CONSOLE_DRV(mpDrv);
2716
2717	Console::SafeVMPtr ptrVM(mParent);
2718	if (!ptrVM.isOk())
2719	return ptrVM.rc();
2720
2721	/* Release lock because the call scheduled on EMT may also try to take it. */
2722	alock.release();
2723
2724	/*
2725	* Again we're lazy and make the graphics device do all the
2726	* dirty conversion work.
2727	*/
2728	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2729	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2730
2731	/*
2732	* If the function returns not supported, we'll have to do all the
2733	* work ourselves using the framebuffer.
2734	*/
2735	HRESULT rc = S_OK;
2736	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2737	{
2738	/** @todo implement generic fallback for screen blitting. */
2739	rc = E_NOTIMPL;
2740	}
2741	else if (RT_FAILURE(rcVBox))
2742	rc = setError(VBOX_E_IPRT_ERROR,
2743	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2744	/// @todo
2745	// else
2746	// {
2747	// /* All ok. Redraw the screen. */
2748	// handleDisplayUpdate(x, y, width, height);
2749	// }
2750
2751	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2752	return rc;
2753	}
2754
2755	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2756	{
2757	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2758
2759	unsigned uScreenId;
2760	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2761	{
2762	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2763
2764	if ( !pFBInfo->fVBVAEnabled
2765	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2766	{
2767	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2768	}
2769	else
2770	{
2771	if (!pFBInfo->fDisabled)
2772	{
2773	/* Render complete VRAM screen to the framebuffer.
2774	* When framebuffer uses VRAM directly, just notify it to update.
2775	*/
2776	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2777	{
2778	BYTE *pAddress = NULL;
2779	ULONG ulWidth = 0;
2780	ULONG ulHeight = 0;
2781	ULONG ulBitsPerPixel = 0;
2782	ULONG ulBytesPerLine = 0;
2783	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2784
2785	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2786	&ulWidth,
2787	&ulHeight,
2788	&ulBitsPerPixel,
2789	&ulBytesPerLine,
2790	&bitmapFormat);
2791	if (SUCCEEDED(hrc))
2792	{
2793	uint32_t width = pFBInfo->w;
2794	uint32_t height = pFBInfo->h;
2795
2796	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2797	int32_t xSrc = 0;
2798	int32_t ySrc = 0;
2799	uint32_t u32SrcWidth = pFBInfo->w;
2800	uint32_t u32SrcHeight = pFBInfo->h;
2801	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2802	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2803
2804	/* Default format is 32 bpp. */
2805	uint8_t *pu8Dst = pAddress;
2806	int32_t xDst = xSrc;
2807	int32_t yDst = ySrc;
2808	uint32_t u32DstWidth = u32SrcWidth;
2809	uint32_t u32DstHeight = u32SrcHeight;
2810	uint32_t u32DstLineSize = u32DstWidth * 4;
2811	uint32_t u32DstBitsPerPixel = 32;
2812
2813	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2814	* implies resize of Framebuffer is in progress and
2815	* copyrect should not be called.
2816	*/
2817	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2818	{
2819	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2820	width, height,
2821	pu8Src,
2822	xSrc, ySrc,
2823	u32SrcWidth, u32SrcHeight,
2824	u32SrcLineSize, u32SrcBitsPerPixel,
2825	pu8Dst,
2826	xDst, yDst,
2827	u32DstWidth, u32DstHeight,
2828	u32DstLineSize, u32DstBitsPerPixel);
2829	}
2830	}
2831	}
2832
2833	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2834	}
2835	}
2836	if (!fUpdateAll)
2837	break;
2838	}
2839	LogRelFlowFunc(("done\n"));
2840	return VINF_SUCCESS;
2841	}
2842
2843	/**
2844	* Does a full invalidation of the VM display and instructs the VM
2845	* to update it immediately.
2846	*
2847	* @returns COM status code
2848	*/
2849
2850	HRESULT Display::invalidateAndUpdate()
2851	{
2852	LogRelFlowFunc(("\n"));
2853
2854	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2855
2856	CHECK_CONSOLE_DRV(mpDrv);
2857
2858	Console::SafeVMPtr ptrVM(mParent);
2859	if (!ptrVM.isOk())
2860	return ptrVM.rc();
2861
2862	HRESULT rc = S_OK;
2863
2864	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2865
2866	/* Have to release the lock when calling EMT. */
2867	alock.release();
2868
2869	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2870	3, this, 0, true);
2871	alock.acquire();
2872
2873	if (RT_FAILURE(rcVBox))
2874	rc = setError(VBOX_E_IPRT_ERROR,
2875	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2876
2877	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2878	return rc;
2879	}
2880
2881	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2882	{
2883	LogRelFlowFunc(("\n"));
2884
2885	HRESULT rc = S_OK;
2886
2887	Console::SafeVMPtr ptrVM(mParent);
2888	if (!ptrVM.isOk())
2889	return ptrVM.rc();
2890
2891	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2892	3, this, aScreenId, false);
2893	if (RT_FAILURE(rcVBox))
2894	rc = setError(VBOX_E_IPRT_ERROR,
2895	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2896
2897	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2898	return rc;
2899	}
2900
2901	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2902	{
2903	#ifdef VBOX_WITH_VIDEOHWACCEL
2904	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
2905	return S_OK;
2906	#else
2907	return E_NOTIMPL;
2908	#endif
2909	}
2910
2911	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2912	{
2913	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2914
2915	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2916	if (mfIsCr3DEnabled)
2917	{
2918	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2919	if (RT_FAILURE(rc))
2920	{
2921	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2922	pFb->pendingViewportInfo.fPending = true;
2923	pFb->pendingViewportInfo.x = aX;
2924	pFb->pendingViewportInfo.y = aY;
2925	pFb->pendingViewportInfo.width = aWidth;
2926	pFb->pendingViewportInfo.height = aHeight;
2927	}
2928	}
2929	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2930
2931	/* The driver might not have been constructed yet */
2932	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2933	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2934
2935	return S_OK;
2936	}
2937
2938	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2939	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2940	{
2941	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2942
2943	Console::SafeVMPtr ptrVM(mParent);
2944	if (!ptrVM.isOk())
2945	return ptrVM.rc();
2946
2947	bool fSetRenderVRAM = false;
2948	bool fInvalidate = false;
2949
2950	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2951
2952	if (aScreenId >= mcMonitors)
2953	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
2954	aScreenId, mcMonitors);
2955
2956	if (!mfSourceBitmapEnabled)
2957	{
2958	aDisplaySourceBitmap = NULL;
2959	return E_FAIL;
2960	}
2961
2962	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2963
2964	/* No source bitmap for a blank guest screen. */
2965	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
2966	{
2967	aDisplaySourceBitmap = NULL;
2968	return E_FAIL;
2969	}
2970
2971	HRESULT hr = S_OK;
2972
2973	if (pFBInfo->pSourceBitmap.isNull())
2974	{
2975	/* Create a new object. */
2976	ComObjPtr<DisplaySourceBitmap> obj;
2977	hr = obj.createObject();
2978	if (SUCCEEDED(hr))
2979	hr = obj->init(this, aScreenId, pFBInfo);
2980
2981	if (SUCCEEDED(hr))
2982	{
2983	pFBInfo->pSourceBitmap = obj;
2984	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
2985
2986	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2987	{
2988	/* Start buffer updates. */
2989	BYTE *pAddress = NULL;
2990	ULONG ulWidth = 0;
2991	ULONG ulHeight = 0;
2992	ULONG ulBitsPerPixel = 0;
2993	ULONG ulBytesPerLine = 0;
2994	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2995
2996	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2997	&ulWidth,
2998	&ulHeight,
2999	&ulBitsPerPixel,
3000	&ulBytesPerLine,
3001	&bitmapFormat);
3002
3003	mpDrv->IConnector.pbData = pAddress;
3004	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3005	mpDrv->IConnector.cBits = ulBitsPerPixel;
3006	mpDrv->IConnector.cx = ulWidth;
3007	mpDrv->IConnector.cy = ulHeight;
3008
3009	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3010	}
3011
3012	/* Make sure that the bitmap contains the latest image. */
3013	fInvalidate = pFBInfo->fDefaultFormat;
3014	}
3015	}
3016
3017	if (SUCCEEDED(hr))
3018	{
3019	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3020	}
3021
3022	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3023	alock.release();
3024
3025	if (SUCCEEDED(hr))
3026	{
3027	if (fSetRenderVRAM)
3028	{
3029	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3030	}
3031
3032	if (fInvalidate)
3033	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3034	3, this, aScreenId, false);
3035	}
3036
3037	LogRelFlowFunc(("%Rhrc\n", hr));
3038	return hr;
3039	}
3040
3041	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3042	{
3043	NOREF(aGuestScreenLayout);
3044	return E_NOTIMPL;
3045	}
3046
3047	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3048	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3049	{
3050	NOREF(aScreenLayoutMode);
3051	NOREF(aGuestScreenInfo);
3052	return E_NOTIMPL;
3053	}
3054
3055	// wrapped IEventListener method
3056	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3057	{
3058	VBoxEventType_T aType = VBoxEventType_Invalid;
3059
3060	aEvent->COMGETTER(Type)(&aType);
3061	switch (aType)
3062	{
3063	case VBoxEventType_OnStateChanged:
3064	{
3065	ComPtr<IStateChangedEvent> scev = aEvent;
3066	Assert(scev);
3067	MachineState_T machineState;
3068	scev->COMGETTER(State)(&machineState);
3069	if ( machineState == MachineState_Running
3070	\|\| machineState == MachineState_Teleporting
3071	\|\| machineState == MachineState_LiveSnapshotting
3072	\|\| machineState == MachineState_DeletingSnapshotOnline
3073	)
3074	{
3075	LogRelFlowFunc(("Machine is running.\n"));
3076
3077	#ifdef VBOX_WITH_CROGL
3078	i_crOglWindowsShow(true);
3079	#endif
3080	}
3081	else
3082	{
3083	#ifdef VBOX_WITH_CROGL
3084	if (machineState == MachineState_Paused)
3085	i_crOglWindowsShow(false);
3086	#endif
3087	}
3088	break;
3089	}
3090	default:
3091	AssertFailed();
3092	}
3093
3094	return S_OK;
3095	}
3096
3097
3098	// private methods
3099	/////////////////////////////////////////////////////////////////////////////
3100
3101	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3102	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3103	{
3104	VMMDev *pVMMDev = mParent->i_getVMMDev();
3105	if (!pVMMDev)
3106	return VERR_INVALID_STATE;
3107
3108	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3109	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3110
3111	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3112	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3113
3114	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3115	pData->aParms[0].u.uint32 = aScreenId;
3116
3117	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3118	pData->aParms[1].u.uint32 = x;
3119
3120	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3121	pData->aParms[2].u.uint32 = y;
3122
3123	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3124	pData->aParms[3].u.uint32 = width;
3125
3126	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3127	pData->aParms[4].u.uint32 = height;
3128
3129	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3130	}
3131	#endif
3132
3133	#ifdef VBOX_WITH_CRHGSMI
3134	void Display::i_setupCrHgsmiData(void)
3135	{
3136	VMMDev *pVMMDev = mParent->i_getVMMDev();
3137	Assert(pVMMDev);
3138	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3139	AssertRC(rc);
3140
3141	if (pVMMDev)
3142	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3143	else
3144	rc = VERR_GENERAL_FAILURE;
3145
3146	if (RT_SUCCESS(rc))
3147	{
3148	Assert(mhCrOglSvc);
3149	/* setup command completion callback */
3150	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3151	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3152	Completion.Hdr.cbCmd = sizeof(Completion);
3153	Completion.hCompletion = mpDrv->pVBVACallbacks;
3154	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3155
3156	VBOXHGCMSVCPARM parm;
3157	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3158	parm.u.pointer.addr = &Completion;
3159	parm.u.pointer.size = 0;
3160
3161	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3162	if (RT_SUCCESS(rc))
3163	mCrOglCallbacks = Completion.MainInterface;
3164	else
3165	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3166	}
3167
3168	if (RT_FAILURE(rc))
3169	mhCrOglSvc = NULL;
3170
3171	RTCritSectRwLeaveExcl(&mCrOglLock);
3172	}
3173
3174	void Display::i_destructCrHgsmiData(void)
3175	{
3176	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3177	AssertRC(rc);
3178	mhCrOglSvc = NULL;
3179	RTCritSectRwLeaveExcl(&mCrOglLock);
3180	}
3181	#endif /* VBOX_WITH_CRHGSMI */
3182
3183	/**
3184	* Handle display resize event issued by the VGA device for the primary screen.
3185	*
3186	* @see PDMIDISPLAYCONNECTOR::pfnResize
3187	*/
3188	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3189	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3190	{
3191	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3192	Display *pThis = pDrv->pDisplay;
3193
3194	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3195	bpp, pvVRAM, cbLine, cx, cy));
3196
3197	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3198	if (!f)
3199	{
3200	/* This is a result of recursive call when the source bitmap is being updated
3201	* during a VGA resize. Tell the VGA device to ignore the call.
3202	*
3203	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3204	* fail on resize.
3205	*/
3206	LogRel(("displayResizeCallback: already processing\n"));
3207	return VINF_VGA_RESIZE_IN_PROGRESS;
3208	}
3209
3210	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3211
3212	/* Restore the flag. */
3213	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3214	AssertRelease(f);
3215
3216	return rc;
3217	}
3218
3219	/**
3220	* Handle display update.
3221	*
3222	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3223	*/
3224	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3225	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3226	{
3227	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3228
3229	#ifdef DEBUG_sunlover
3230	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3231	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3232	#endif /* DEBUG_sunlover */
3233
3234	/* This call does update regardless of VBVA status.
3235	* But in VBVA mode this is called only as result of
3236	* pfnUpdateDisplayAll in the VGA device.
3237	*/
3238
3239	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3240	}
3241
3242	/**
3243	* Periodic display refresh callback.
3244	*
3245	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3246	* @thread EMT
3247	*/
3248	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3249	{
3250	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3251
3252	#ifdef DEBUG_sunlover_2
3253	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3254	pDrv->pDisplay->mfVideoAccelEnabled));
3255	#endif /* DEBUG_sunlover_2 */
3256
3257	Display *pDisplay = pDrv->pDisplay;
3258	unsigned uScreenId;
3259
3260	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3261	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3262	{
3263	if (rc == VWRN_INVALID_STATE)
3264	{
3265	/* No VBVA do a display update. */
3266	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3267	}
3268
3269	/* Inform the VRDP server that the current display update sequence is
3270	* completed. At this moment the framebuffer memory contains a definite
3271	* image, that is synchronized with the orders already sent to VRDP client.
3272	* The server can now process redraw requests from clients or initial
3273	* fullscreen updates for new clients.
3274	*/
3275	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3276	{
3277	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3278	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3279	}
3280	}
3281
3282	#ifdef VBOX_WITH_VIDEOREC
3283	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3284	{
3285	do {
3286	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3287	if (pDisplay->mfIsCr3DEnabled)
3288	{
3289	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3290	{
3291	if ( pDisplay->mCrOglCallbacks.pfnHasData
3292	&& pDisplay->mCrOglCallbacks.pfnHasData())
3293	{
3294	/* submit */
3295	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3296
3297	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3298	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3299
3300	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3301	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3302	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3303	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3304	if (RT_SUCCESS(rc))
3305	break;
3306	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3307	}
3308
3309	/* no 3D data available, or error has occured,
3310	* go the straight way */
3311	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3312	}
3313	else
3314	{
3315	/* record request is still in progress, don't do anything */
3316	break;
3317	}
3318	}
3319	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3320
3321	uint64_t u64Now = RTTimeProgramMilliTS();
3322	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3323	{
3324	if (!pDisplay->maVideoRecEnabled[uScreenId])
3325	continue;
3326
3327	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3328	{
3329	pDisplay->i_videoCaptureStop();
3330	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3331	break;
3332	}
3333
3334	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3335	if (!pFBInfo->fDisabled)
3336	{
3337	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3338	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3339	if (RT_SUCCESS(rc2))
3340	{
3341	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3342	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3343	}
3344
3345	if (!pSourceBitmap.isNull())
3346	{
3347	BYTE *pbAddress = NULL;
3348	ULONG ulWidth = 0;
3349	ULONG ulHeight = 0;
3350	ULONG ulBitsPerPixel = 0;
3351	ULONG ulBytesPerLine = 0;
3352	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3353	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3354	&ulWidth,
3355	&ulHeight,
3356	&ulBitsPerPixel,
3357	&ulBytesPerLine,
3358	&bitmapFormat);
3359	if (SUCCEEDED(hr) && pbAddress)
3360	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3361	BitmapFormat_BGR,
3362	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3363	pbAddress, u64Now);
3364	else
3365	rc = VERR_NOT_SUPPORTED;
3366
3367	pSourceBitmap.setNull();
3368	}
3369	else
3370	rc = VERR_NOT_SUPPORTED;
3371
3372	if (rc == VINF_TRY_AGAIN)
3373	break;
3374	}
3375	}
3376	} while (0);
3377	}
3378	#endif /* VBOX_WITH_VIDEOREC */
3379
3380	#ifdef DEBUG_sunlover_2
3381	LogFlowFunc(("leave\n"));
3382	#endif /* DEBUG_sunlover_2 */
3383	}
3384
3385	/**
3386	* Reset notification
3387	*
3388	* @see PDMIDISPLAYCONNECTOR::pfnReset
3389	*/
3390	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3391	{
3392	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3393
3394	LogRelFlowFunc(("\n"));
3395
3396	/* Disable VBVA mode. */
3397	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3398	}
3399
3400	/**
3401	* LFBModeChange notification
3402	*
3403	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3404	*/
3405	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3406	{
3407	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3408
3409	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3410
3411	NOREF(fEnabled);
3412
3413	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3414	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3415	}
3416
3417	/**
3418	* Adapter information change notification.
3419	*
3420	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3421	*/
3422	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3423	uint32_t u32VRAMSize)
3424	{
3425	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3426	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3427	}
3428
3429	/**
3430	* Display information change notification.
3431	*
3432	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3433	*/
3434	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3435	void *pvVRAM, unsigned uScreenId)
3436	{
3437	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3438	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3439	}
3440
3441	#ifdef VBOX_WITH_VIDEOHWACCEL
3442
3443	#ifndef S_FALSE
3444	# define S_FALSE ((HRESULT)1L)
3445	#endif
3446
3447	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3448	{
3449	unsigned id = (unsigned)pCommand->iDisplay;
3450	if (id >= mcMonitors)
3451	return VERR_INVALID_PARAMETER;
3452
3453	ComPtr<IFramebuffer> pFramebuffer;
3454	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3455	pFramebuffer = maFramebuffers[id].pFramebuffer;
3456	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3457	arlock.release();
3458
3459	if (pFramebuffer == NULL \|\| !fVHWASupported)
3460	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3461
3462	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3463	if (hr == S_FALSE)
3464	return VINF_SUCCESS;
3465	if (SUCCEEDED(hr))
3466	return VINF_CALLBACK_RETURN;
3467	if (hr == E_ACCESSDENIED)
3468	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3469	if (hr == E_NOTIMPL)
3470	return VERR_NOT_IMPLEMENTED;
3471	return VERR_GENERAL_FAILURE;
3472	}
3473
3474	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3475	{
3476	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3477
3478	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3479	}
3480	#endif
3481
3482	#ifdef VBOX_WITH_CRHGSMI
3483	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3484	{
3485	RT_NOREF(u32Function);
3486	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3487	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3488	}
3489
3490	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3491	{
3492	RT_NOREF(u32Function);
3493	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3494	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3495	}
3496
3497	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3498	{
3499	int rc = VERR_NOT_SUPPORTED;
3500	VBOXHGCMSVCPARM parm;
3501	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3502	parm.u.pointer.addr = pCmd;
3503	parm.u.pointer.size = cbCmd;
3504
3505	if (mhCrOglSvc)
3506	{
3507	VMMDev *pVMMDev = mParent->i_getVMMDev();
3508	if (pVMMDev)
3509	{
3510	/* no completion callback is specified with this call,
3511	* the CrOgl code will complete the CrHgsmi command once it processes it */
3512	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3513	AssertRC(rc);
3514	if (RT_SUCCESS(rc))
3515	return;
3516	}
3517	else
3518	rc = VERR_INVALID_STATE;
3519	}
3520
3521	/* we are here because something went wrong with command processing, complete it */
3522	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3523	}
3524
3525	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3526	{
3527	int rc = VERR_NOT_SUPPORTED;
3528	VBOXHGCMSVCPARM parm;
3529	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3530	parm.u.pointer.addr = pCtl;
3531	parm.u.pointer.size = cbCtl;
3532
3533	if (mhCrOglSvc)
3534	{
3535	VMMDev *pVMMDev = mParent->i_getVMMDev();
3536	if (pVMMDev)
3537	{
3538	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3539	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3540	Display::i_displayCrHgsmiControlCompletion, this);
3541	AssertRC(rc);
3542	if (RT_SUCCESS(rc))
3543	{
3544	if (fCheckPendingViewport)
3545	{
3546	ULONG ul;
3547	for (ul = 0; ul < mcMonitors; ul++)
3548	{
3549	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3550	if (!pFb->pendingViewportInfo.fPending)
3551	continue;
3552
3553	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3554	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3555	if (RT_SUCCESS(rc))
3556	pFb->pendingViewportInfo.fPending = false;
3557	else
3558	{
3559	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3560	rc = VINF_SUCCESS;
3561	}
3562	}
3563	}
3564	return;
3565	}
3566	}
3567	else
3568	rc = VERR_INVALID_STATE;
3569	}
3570
3571	/* we are here because something went wrong with command processing, complete it */
3572	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3573	}
3574
3575	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3576	uint32_t cbCmd)
3577	{
3578	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3579
3580	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3581	}
3582
3583	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3584	uint32_t cbCmd)
3585	{
3586	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3587
3588	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3589	}
3590
3591	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3592	void *pvContext)
3593	{
3594	AssertMsgFailed(("not expected!\n"));
3595	Display pDisplay = (Display )pvContext;
3596	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3597	}
3598
3599	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3600	void *pvContext)
3601	{
3602	Display pDisplay = (Display )pvContext;
3603	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3604
3605	}
3606	#endif
3607
3608	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3609	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3610	void *pvContext)
3611	{
3612	RT_NOREF(u32Function);
3613	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3614	if (pCmd->u.pfnInternal)
3615	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3616	}
3617
3618	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3619	PFNCRCTLCOMPLETION pfnCompletion,
3620	void *pvCompletion)
3621	{
3622	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3623	if (!pVMMDev)
3624	{
3625	AssertMsgFailed(("no vmmdev\n"));
3626	return VERR_INVALID_STATE;
3627	}
3628
3629	Assert(mhCrOglSvc);
3630	VBOXHGCMSVCPARM parm;
3631	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3632	parm.u.pointer.addr = pCmd;
3633	parm.u.pointer.size = cbCmd;
3634
3635	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3636	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3637	pvCompletion);
3638	if (!RT_SUCCESS(rc))
3639	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3640
3641	return rc;
3642	}
3643
3644	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3645	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3646	PFNCRCTLCOMPLETION pfnCompletion,
3647	void *pvCompletion)
3648	{
3649	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3650	Display *pThis = pDrv->pDisplay;
3651	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3652	}
3653
3654	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3655	{
3656	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3657	if (RT_SUCCESS(rc))
3658	{
3659	if (mhCrOglSvc)
3660	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3661	else
3662	rc = VERR_NOT_SUPPORTED;
3663
3664	RTCritSectRwLeaveShared(&mCrOglLock);
3665	}
3666	return rc;
3667	}
3668
3669	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3670	{
3671	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3672	if (RT_SUCCESS(rc))
3673	{
3674	if (mhCrOglSvc)
3675	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3676	else
3677	rc = VERR_NOT_SUPPORTED;
3678
3679	RTCritSectRwLeaveShared(&mCrOglLock);
3680	}
3681	return rc;
3682	}
3683
3684	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3685	{
3686	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3687	if (!pCmdCopy)
3688	{
3689	LogRel(("RTMemAlloc failed\n"));
3690	return VERR_NO_MEMORY;
3691	}
3692
3693	memcpy(pCmdCopy, pCmd, cbCmd);
3694
3695	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3696	if (RT_FAILURE(rc))
3697	{
3698	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3699	RTMemFree(pCmdCopy);
3700	return rc;
3701	}
3702
3703	return VINF_SUCCESS;
3704	}
3705
3706	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3707	{
3708	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3709	AssertRCReturn(rc, rc);
3710
3711	if ( mCrOglCallbacks.pfnHasDataForScreen
3712	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3713	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3714	else
3715	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3716
3717	RTCritSectRwLeaveShared(&mCrOglLock);
3718
3719	return rc;
3720	}
3721
3722	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3723	{
3724	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3725	* However, using one of the prefixes indicating the timestamp unit
3726	* would be very valuable! */
3727	# ifdef VBOX_WITH_VIDEOREC
3728	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3729	# else
3730	RT_NOREF(uScreen, u64Timestamp);
3731	return false;
3732	# endif
3733	}
3734
3735	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3736	{
3737	RT_NOREF(uScreen, u64Timestamp);
3738	}
3739
3740	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3741	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3742	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3743	uint32_t uGuestWidth, uint32_t uGuestHeight,
3744	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3745	{
3746	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3747	# ifdef VBOX_WITH_VIDEOREC
3748	int rc = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3749	uPixelFormat,
3750	uBitsPerPixel, uBytesPerLine,
3751	uGuestWidth, uGuestHeight,
3752	pu8BufferAddress, u64Timestamp);
3753	NOREF(rc);
3754	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3755	# else
3756	RT_NOREF(uScreen, x, y, uPixelFormat, \
3757	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3758	# endif /* VBOX_WITH_VIDEOREC */
3759	}
3760
3761	void Display::i_handleVRecCompletion()
3762	{
3763	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3764	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3765	}
3766
3767	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3768
3769	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3770	{
3771	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3772	HRESULT hr = E_UNEXPECTED;
3773
3774	if (aScreenId >= mcMonitors)
3775	return E_INVALIDARG;
3776
3777	/* 3D acceleration enabled in VM config. */
3778	if (mfIsCr3DEnabled)
3779	{
3780	/* VBoxSharedCrOpenGL HGCM host service is running. */
3781	if (mhCrOglSvc)
3782	{
3783	VMMDev *pVMMDev = mParent->i_getVMMDev();
3784	if (pVMMDev)
3785	{
3786	VBOXCRCMDCTL_HGCM *pCtl;
3787	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3788	if (pCtl)
3789	{
3790	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3791	int rc;
3792
3793	pData->u32Screen = aScreenId;
3794	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3795	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3796
3797	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3798	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3799	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3800	pCtl->aParms[0].u.pointer.addr = pData;
3801	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3802
3803	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3804	if (RT_FAILURE(rc))
3805	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3806	else
3807	hr = S_OK;
3808
3809	RTMemFree(pCtl);
3810	}
3811	else
3812	{
3813	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3814	hr = E_OUTOFMEMORY;
3815	}
3816	}
3817	else
3818	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3819	}
3820	else
3821	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3822	}
3823	else
3824	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3825	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3826	# else
3827	{
3828	hr = S_OK;
3829	/* Need an interface like this here (and the #ifdefs needs adjusting):
3830	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3831	if (pUpPort && pUpPort->pfnSetScaleFactor)
3832	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3833	}
3834	# endif
3835
3836	return hr;
3837
3838	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3839	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
3840	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3841	return E_UNEXPECTED;
3842	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3843	}
3844
3845	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3846	{
3847	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3848	HRESULT hr = E_UNEXPECTED;
3849
3850	/* 3D acceleration enabled in VM config. */
3851	if (mfIsCr3DEnabled)
3852	{
3853	/* VBoxSharedCrOpenGL HGCM host service is running. */
3854	if (mhCrOglSvc)
3855	{
3856	VMMDev *pVMMDev = mParent->i_getVMMDev();
3857	if (pVMMDev)
3858	{
3859	VBOXCRCMDCTL_HGCM *pCtl;
3860	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
3861	if (pCtl)
3862	{
3863	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
3864	int rc;
3865
3866	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
3867
3868	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3869	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
3870	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3871	pCtl->aParms[0].u.pointer.addr = pData;
3872	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3873
3874	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3875	if (RT_FAILURE(rc))
3876	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3877	else
3878	hr = S_OK;
3879
3880	RTMemFree(pCtl);
3881	}
3882	else
3883	{
3884	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3885	hr = E_OUTOFMEMORY;
3886	}
3887	}
3888	else
3889	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3890	}
3891	else
3892	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
3893	}
3894	else
3895	{
3896	hr = S_OK;
3897	/* Need an interface like this here (and the #ifdefs needs adjusting):
3898	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3899	if (pUpPort && pUpPort->pfnSetScaleFactor)
3900	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3901	}
3902
3903	return hr;
3904
3905	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3906	RT_NOREF(fUnscaledHiDPI);
3907	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
3908	return E_UNEXPECTED;
3909	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3910	}
3911
3912	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3913	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
3914	uint32_t x, uint32_t y,
3915	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3916	uint32_t uGuestWidth, uint32_t uGuestHeight,
3917	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3918	{
3919	Display pDisplay = (Display )pvCtx;
3920	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
3921	x, y, BitmapFormat_BGR, uBitsPerPixel,
3922	uBytesPerLine, uGuestWidth, uGuestHeight,
3923	pu8BufferAddress, u64Timestamp);
3924	}
3925
3926	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3927	{
3928	Display pDisplay = (Display )pvCtx;
3929	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
3930	}
3931
3932	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3933	{
3934	Display pDisplay = (Display )pvCtx;
3935	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
3936	}
3937
3938	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
3939	{
3940	RT_NOREF(pCmd, cbCmd, rc);
3941	Display pDisplay = (Display )pvCompletion;
3942	pDisplay->i_handleVRecCompletion();
3943	}
3944
3945	#endif
3946
3947
3948	#ifdef VBOX_WITH_HGSMI
3949	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
3950	bool fRenderThreadMode)
3951	{
3952	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3953
3954	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3955	Display *pThis = pDrv->pDisplay;
3956
3957	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
3958	{
3959	LogRel(("Enabling different vbva mode\n"));
3960	#ifdef DEBUG_misha
3961	AssertMsgFailed(("enabling different vbva mode\n"));
3962	#endif
3963	return VERR_INVALID_STATE;
3964	}
3965
3966	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
3967	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
3968	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
3969	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
3970
3971	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
3972
3973	return VINF_SUCCESS;
3974	}
3975
3976	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3977	{
3978	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3979
3980	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3981	Display *pThis = pDrv->pDisplay;
3982
3983	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3984
3985	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
3986
3987	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3988	{
3989	/* Make sure that the primary screen is visible now.
3990	* The guest can't use VBVA anymore, so only only the VGA device output works.
3991	*/
3992	pFBInfo->flags = 0;
3993	if (pFBInfo->fDisabled)
3994	{
3995	pFBInfo->fDisabled = false;
3996	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
3997	GuestMonitorChangedEventType_Enabled,
3998	uScreenId,
3999	pFBInfo->xOrigin, pFBInfo->yOrigin,
4000	pFBInfo->w, pFBInfo->h);
4001	}
4002	}
4003
4004	pFBInfo->fVBVAEnabled = false;
4005	pFBInfo->fVBVAForceResize = false;
4006	pFBInfo->fRenderThreadMode = false;
4007
4008	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4009
4010	pFBInfo->pVBVAHostFlags = NULL;
4011
4012	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4013	{
4014	/* Force full screen update, because VGA device must take control, do resize, etc. */
4015	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4016	}
4017	}
4018
4019	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4020	{
4021	RT_NOREF(uScreenId);
4022	LogFlowFunc(("uScreenId %d\n", uScreenId));
4023
4024	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4025	Display *pThis = pDrv->pDisplay;
4026
4027	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4028	{
4029	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4030	pThis->mcMonitors);
4031	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4032	}
4033	}
4034
4035	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4036	PCVBVACMDHDR pCmd, size_t cbCmd)
4037	{
4038	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4039
4040	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4041	Display *pThis = pDrv->pDisplay;
4042	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4043
4044	if (pFBInfo->fDefaultFormat)
4045	{
4046	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4047	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4048	&& !pFBInfo->fDisabled)
4049	{
4050	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4051	}
4052	else if ( !pFBInfo->pSourceBitmap.isNull()
4053	&& !pFBInfo->fDisabled)
4054	{
4055	/* Render VRAM content to the framebuffer. */
4056	BYTE *pAddress = NULL;
4057	ULONG ulWidth = 0;
4058	ULONG ulHeight = 0;
4059	ULONG ulBitsPerPixel = 0;
4060	ULONG ulBytesPerLine = 0;
4061	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4062
4063	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4064	&ulWidth,
4065	&ulHeight,
4066	&ulBitsPerPixel,
4067	&ulBytesPerLine,
4068	&bitmapFormat);
4069	if (SUCCEEDED(hrc))
4070	{
4071	uint32_t width = pCmd->w;
4072	uint32_t height = pCmd->h;
4073
4074	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4075	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4076	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4077	uint32_t u32SrcWidth = pFBInfo->w;
4078	uint32_t u32SrcHeight = pFBInfo->h;
4079	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4080	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4081
4082	uint8_t *pu8Dst = pAddress;
4083	int32_t xDst = xSrc;
4084	int32_t yDst = ySrc;
4085	uint32_t u32DstWidth = u32SrcWidth;
4086	uint32_t u32DstHeight = u32SrcHeight;
4087	uint32_t u32DstLineSize = u32DstWidth * 4;
4088	uint32_t u32DstBitsPerPixel = 32;
4089
4090	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4091	width, height,
4092	pu8Src,
4093	xSrc, ySrc,
4094	u32SrcWidth, u32SrcHeight,
4095	u32SrcLineSize, u32SrcBitsPerPixel,
4096	pu8Dst,
4097	xDst, yDst,
4098	u32DstWidth, u32DstHeight,
4099	u32DstLineSize, u32DstBitsPerPixel);
4100	}
4101	}
4102	}
4103
4104	VBVACMDHDR hdrSaved = *pCmd;
4105
4106	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4107
4108	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4109	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4110
4111	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4112	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4113
4114	*pHdrUnconst = hdrSaved;
4115	}
4116
4117	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4118	uint32_t cx, uint32_t cy)
4119	{
4120	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4121
4122	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4123	Display *pThis = pDrv->pDisplay;
4124	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4125
4126	/** @todo handleFramebufferUpdate (uScreenId,
4127	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4128	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4129	* cx, cy);
4130	*/
4131	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4132	}
4133
4134	#ifdef DEBUG_sunlover
4135	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4136	{
4137	LogRel(("displayVBVAResize: [%d] %s\n"
4138	" pView->u32ViewIndex %d\n"
4139	" pView->u32ViewOffset 0x%08X\n"
4140	" pView->u32ViewSize 0x%08X\n"
4141	" pView->u32MaxScreenSize 0x%08X\n"
4142	" pScreen->i32OriginX %d\n"
4143	" pScreen->i32OriginY %d\n"
4144	" pScreen->u32StartOffset 0x%08X\n"
4145	" pScreen->u32LineSize 0x%08X\n"
4146	" pScreen->u32Width %d\n"
4147	" pScreen->u32Height %d\n"
4148	" pScreen->u16BitsPerPixel %d\n"
4149	" pScreen->u16Flags 0x%04X\n"
4150	" pFBInfo->u32Offset 0x%08X\n"
4151	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4152	" pFBInfo->u32InformationSize 0x%08X\n"
4153	" pFBInfo->fDisabled %d\n"
4154	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4155	" pFBInfo->u16BitsPerPixel %d\n"
4156	" pFBInfo->pu8FramebufferVRAM %p\n"
4157	" pFBInfo->u32LineSize 0x%08X\n"
4158	" pFBInfo->flags 0x%04X\n"
4159	" pFBInfo->pHostEvents %p\n"
4160	" pFBInfo->fDefaultFormat %d\n"
4161	" pFBInfo->fVBVAEnabled %d\n"
4162	" pFBInfo->fVBVAForceResize %d\n"
4163	" pFBInfo->pVBVAHostFlags %p\n"
4164	"",
4165	pScreen->u32ViewIndex,
4166	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4167	pView->u32ViewIndex,
4168	pView->u32ViewOffset,
4169	pView->u32ViewSize,
4170	pView->u32MaxScreenSize,
4171	pScreen->i32OriginX,
4172	pScreen->i32OriginY,
4173	pScreen->u32StartOffset,
4174	pScreen->u32LineSize,
4175	pScreen->u32Width,
4176	pScreen->u32Height,
4177	pScreen->u16BitsPerPixel,
4178	pScreen->u16Flags,
4179	pFBInfo->u32Offset,
4180	pFBInfo->u32MaxFramebufferSize,
4181	pFBInfo->u32InformationSize,
4182	pFBInfo->fDisabled,
4183	pFBInfo->xOrigin,
4184	pFBInfo->yOrigin,
4185	pFBInfo->w,
4186	pFBInfo->h,
4187	pFBInfo->u16BitsPerPixel,
4188	pFBInfo->pu8FramebufferVRAM,
4189	pFBInfo->u32LineSize,
4190	pFBInfo->flags,
4191	pFBInfo->pHostEvents,
4192	pFBInfo->fDefaultFormat,
4193	pFBInfo->fVBVAEnabled,
4194	pFBInfo->fVBVAForceResize,
4195	pFBInfo->pVBVAHostFlags
4196	));
4197	}
4198	#endif /* DEBUG_sunlover */
4199
4200	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4201	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4202	{
4203	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4204
4205	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4206	Display *pThis = pDrv->pDisplay;
4207
4208	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4209	}
4210
4211	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4212	{
4213	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4214
4215	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4216
4217	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4218	{
4219	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4220	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4221	* the VM window will be black. */
4222	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4223	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4224	int32_t xOrigin = pFBInfo->xOrigin;
4225	int32_t yOrigin = pFBInfo->yOrigin;
4226
4227	alock.release();
4228
4229	i_notifyCroglResize(pView, pScreen, pvVRAM);
4230
4231	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4232	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4233
4234	return VINF_SUCCESS;
4235	}
4236
4237	VBVAINFOSCREEN screenInfo;
4238	RT_ZERO(screenInfo);
4239
4240	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4241	{
4242	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4243	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4244	* the code below to choose the "blanking" branches.
4245	*/
4246	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4247	screenInfo.i32OriginX = pFBInfo->xOrigin;
4248	screenInfo.i32OriginY = pFBInfo->yOrigin;
4249	screenInfo.u32StartOffset = 0; /* Irrelevant */
4250	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4251	screenInfo.u32Width = pFBInfo->w;
4252	screenInfo.u32Height = pFBInfo->h;
4253	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4254	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4255
4256	pScreen = &screenInfo;
4257	}
4258
4259	if (fResetInputMapping)
4260	{
4261	/// @todo Rename to m* and verify whether some kind of lock is required.
4262	xInputMappingOrigin = 0;
4263	yInputMappingOrigin = 0;
4264	cxInputMapping = 0;
4265	cyInputMapping = 0;
4266	}
4267
4268	alock.release();
4269
4270	i_notifyCroglResize(pView, pScreen, pvVRAM);
4271
4272	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4273	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4274	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4275	pScreen->i32OriginX, pScreen->i32OriginY, false);
4276	}
4277
4278	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4279	uint32_t xHot, uint32_t yHot,
4280	uint32_t cx, uint32_t cy,
4281	const void *pvShape)
4282	{
4283	LogFlowFunc(("\n"));
4284
4285	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4286
4287	uint32_t cbShape = 0;
4288	if (pvShape)
4289	{
4290	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4291	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4292	}
4293
4294	/* Tell the console about it */
4295	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4296	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4297
4298	return VINF_SUCCESS;
4299	}
4300
4301	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4302	{
4303	LogFlowFunc(("\n"));
4304
4305	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4306	Display *pThis = pDrv->pDisplay;
4307
4308	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4309	}
4310
4311	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4312	uint32_t cx, uint32_t cy)
4313	{
4314	LogFlowFunc(("\n"));
4315
4316	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4317	Display *pThis = pDrv->pDisplay;
4318
4319	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4320	}
4321
4322	#endif /* VBOX_WITH_HGSMI */
4323
4324	/**
4325	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4326	*/
4327	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4328	{
4329	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4330	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4331	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4332	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4333	return NULL;
4334	}
4335
4336
4337	/**
4338	* Destruct a display driver instance.
4339	*
4340	* @returns VBox status code.
4341	* @param pDrvIns The driver instance data.
4342	*/
4343	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4344	{
4345	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4346	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4347	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4348
4349	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4350
4351	pThis->IConnector.pbData = NULL;
4352	pThis->IConnector.cbScanline = 0;
4353	pThis->IConnector.cBits = 32;
4354	pThis->IConnector.cx = 0;
4355	pThis->IConnector.cy = 0;
4356
4357	if (pThis->pDisplay)
4358	{
4359	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4360	#ifdef VBOX_WITH_VIDEOREC
4361	pThis->pDisplay->i_videoCaptureStop();
4362	#endif
4363	#ifdef VBOX_WITH_CRHGSMI
4364	pThis->pDisplay->i_destructCrHgsmiData();
4365	#endif
4366	pThis->pDisplay->mpDrv = NULL;
4367	pThis->pDisplay->mpVMMDev = NULL;
4368	}
4369	}
4370
4371
4372	/**
4373	* Construct a display driver instance.
4374	*
4375	* @copydoc FNPDMDRVCONSTRUCT
4376	*/
4377	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4378	{
4379	RT_NOREF(fFlags);
4380	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4381	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4382	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4383
4384	/*
4385	* Validate configuration.
4386	*/
4387	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4388	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4389	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4390	("Configuration error: Not possible to attach anything to this driver!\n"),
4391	VERR_PDM_DRVINS_NO_ATTACH);
4392
4393	/*
4394	* Init Interfaces.
4395	*/
4396	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4397
4398	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4399	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4400	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4401	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4402	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4403	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4404	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4405	#ifdef VBOX_WITH_VIDEOHWACCEL
4406	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4407	#endif
4408	#ifdef VBOX_WITH_CRHGSMI
4409	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4410	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4411	#endif
4412	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4413	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4414	#endif
4415	#ifdef VBOX_WITH_HGSMI
4416	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4417	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4418	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4419	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4420	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4421	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4422	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4423	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4424	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4425	#endif
4426
4427	/*
4428	* Get the IDisplayPort interface of the above driver/device.
4429	*/
4430	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4431	if (!pThis->pUpPort)
4432	{
4433	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4434	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4435	}
4436	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4437	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4438	if (!pThis->pVBVACallbacks)
4439	{
4440	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4441	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4442	}
4443	#endif
4444	/*
4445	* Get the Display object pointer and update the mpDrv member.
4446	*/
4447	void *pv;
4448	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4449	if (RT_FAILURE(rc))
4450	{
4451	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4452	return rc;
4453	}
4454	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4455	pThis->pDisplay = pDisplay;
4456	pThis->pDisplay->mpDrv = pThis;
4457
4458	/* Disable VRAM to a buffer copy initially. */
4459	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4460	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4461
4462	/*
4463	* Start periodic screen refreshes
4464	*/
4465	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4466
4467	#ifdef VBOX_WITH_CRHGSMI
4468	pDisplay->i_setupCrHgsmiData();
4469	#endif
4470
4471	#ifdef VBOX_WITH_VIDEOREC
4472	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4473	BOOL fEnabled = false;
4474	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4475	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4476
4477	if (fEnabled)
4478	{
4479	rc = pDisplay->i_videoCaptureStart();
4480	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4481	}
4482	#endif
4483
4484	return rc;
4485	}
4486
4487
4488	/**
4489	* Display driver registration record.
4490	*/
4491	const PDMDRVREG Display::DrvReg =
4492	{
4493	/* u32Version */
4494	PDM_DRVREG_VERSION,
4495	/* szName */
4496	"MainDisplay",
4497	/* szRCMod */
4498	"",
4499	/* szR0Mod */
4500	"",
4501	/* pszDescription */
4502	"Main display driver (Main as in the API).",
4503	/* fFlags */
4504	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4505	/* fClass. */
4506	PDM_DRVREG_CLASS_DISPLAY,
4507	/* cMaxInstances */
4508	~0U,
4509	/* cbInstance */
4510	sizeof(DRVMAINDISPLAY),
4511	/* pfnConstruct */
4512	Display::i_drvConstruct,
4513	/* pfnDestruct */
4514	Display::i_drvDestruct,
4515	/* pfnRelocate */
4516	NULL,
4517	/* pfnIOCtl */
4518	NULL,
4519	/* pfnPowerOn */
4520	NULL,
4521	/* pfnReset */
4522	NULL,
4523	/* pfnSuspend */
4524	NULL,
4525	/* pfnResume */
4526	NULL,
4527	/* pfnAttach */
4528	NULL,
4529	/* pfnDetach */
4530	NULL,
4531	/* pfnPowerOff */
4532	NULL,
4533	/* pfnSoftReset */
4534	NULL,
4535	/* u32EndVersion */
4536	PDM_DRVREG_VERSION
4537	};
4538
4539	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

Note: See TracBrowser for help on using the repository browser.

source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 67605

Download in other formats: