DisplayImpl.cpp@ 66394

Last change on this file since 66394 was 66394, checked in by vboxsync, 8 years ago
Main: remove the old resizing code.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 157.2 KB

Line
1	/* $Id: DisplayImpl.cpp 66394 2017-04-03 07:31:44Z 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.215389.xyz. 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	uint32_t xOrigin, uint32_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	/* Make sure that the VGA device does not access the source bitmap. */
916	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
917	{
918	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
919
920	mpDrv->IConnector.pbData = NULL;
921	mpDrv->IConnector.cbScanline = 0;
922	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
923	mpDrv->IConnector.cx = 0;
924	mpDrv->IConnector.cy = 0;
925	}
926
927	/* Update maFramebuffers[uScreenId] under lock. */
928	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
929
930	if (uScreenId >= mcMonitors)
931	return VINF_SUCCESS;
932
933	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
934
935	/* Reset the update mode. */
936	pFBInfo->updateImage.pSourceBitmap.setNull();
937	pFBInfo->updateImage.pu8Address = NULL;
938	pFBInfo->updateImage.cbLine = 0;
939
940	/* Release the current source bitmap. */
941	pFBInfo->pSourceBitmap.setNull();
942
943	/* Update the video mode information. */
944	pFBInfo->w = w;
945	pFBInfo->h = h;
946	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
947	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
948	pFBInfo->u32LineSize = cbLine;
949	pFBInfo->flags = flags;
950	if (!fVGAResize)
951	{
952	pFBInfo->xOrigin = xOrigin;
953	pFBInfo->yOrigin = yOrigin;
954	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
955	pFBInfo->fVBVAForceResize = false;
956	}
957
958	/* Prepare local vars for the notification code below. */
959	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
960
961	alock.release();
962
963	if (!pFramebuffer.isNull())
964	{
965	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
966	LogFunc(("NotifyChange hr %08X\n", hr));
967	NOREF(hr);
968	}
969
970	/* Inform the VRDP server about the change of display parameters. */
971	LogRelFlowFunc(("Calling VRDP\n"));
972	mParent->i_consoleVRDPServer()->SendResize();
973
974	/* And re-send the seamless rectangles if necessary. */
975	if (mfSeamlessEnabled)
976	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
977
978	#ifdef VBOX_WITH_VIDEOREC
979	videoCaptureScreenChanged(uScreenId);
980	#endif
981
982	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
983
984	return VINF_SUCCESS;
985	}
986
987	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
988	{
989	/* Correct negative x and y coordinates. */
990	if (*px < 0)
991	{
992	px += pw; /* Compute xRight which is also the new width. */
993
994	pw = (px < 0)? 0: *px;
995
996	*px = 0;
997	}
998
999	if (*py < 0)
1000	{
1001	py += ph; /* Compute xBottom, which is also the new height. */
1002
1003	ph = (py < 0)? 0: *py;
1004
1005	*py = 0;
1006	}
1007
1008	/* Also check if coords are greater than the display resolution. */
1009	if (px + pw > cx)
1010	{
1011	pw = cx > px? cx - *px: 0;
1012	}
1013
1014	if (py + ph > cy)
1015	{
1016	ph = cy > py? cy - *py: 0;
1017	}
1018	}
1019
1020	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1021	{
1022	/*
1023	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1024	* Safe to use VBVA vars and take the framebuffer lock.
1025	*/
1026
1027	#ifdef DEBUG_sunlover
1028	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1029	uScreenId, x, y, w, h));
1030	#endif /* DEBUG_sunlover */
1031
1032	/* No updates for a disabled guest screen. */
1033	if (maFramebuffers[uScreenId].fDisabled)
1034	return;
1035
1036	/* No updates for a blank guest screen. */
1037	/** @note Disabled for now, as the GUI does not update the picture when we
1038	* first blank. */
1039	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1040	return; */
1041
1042	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1043	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1044
1045	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1046	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1047
1048	alockr.release();
1049
1050	if (RT_LIKELY(!pFramebuffer.isNull()))
1051	{
1052	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1053	{
1054	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1055
1056	if (w != 0 && h != 0)
1057	{
1058	pFramebuffer->NotifyUpdate(x, y, w, h);
1059	}
1060	}
1061	else
1062	{
1063	if (RT_LIKELY(!pSourceBitmap.isNull()))
1064	{ /* likely */ }
1065	else
1066	{
1067	/* Create a source bitmap if UpdateImage mode is used. */
1068	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1069	if (SUCCEEDED(hr))
1070	{
1071	BYTE *pAddress = NULL;
1072	ULONG ulWidth = 0;
1073	ULONG ulHeight = 0;
1074	ULONG ulBitsPerPixel = 0;
1075	ULONG ulBytesPerLine = 0;
1076	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1077
1078	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1079	&ulWidth,
1080	&ulHeight,
1081	&ulBitsPerPixel,
1082	&ulBytesPerLine,
1083	&bitmapFormat);
1084	if (SUCCEEDED(hr))
1085	{
1086	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1087
1088	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1089	{
1090	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1091	pFBInfo->updateImage.pu8Address = pAddress;
1092	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1093	}
1094
1095	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1096
1097	alockw.release();
1098	}
1099	}
1100	}
1101
1102	if (RT_LIKELY(!pSourceBitmap.isNull()))
1103	{
1104	BYTE *pbAddress = NULL;
1105	ULONG ulWidth = 0;
1106	ULONG ulHeight = 0;
1107	ULONG ulBitsPerPixel = 0;
1108	ULONG ulBytesPerLine = 0;
1109	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1110
1111	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1112	&ulWidth,
1113	&ulHeight,
1114	&ulBitsPerPixel,
1115	&ulBytesPerLine,
1116	&bitmapFormat);
1117	if (SUCCEEDED(hr))
1118	{
1119	/* Make sure that the requested update is within the source bitmap dimensions. */
1120	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1121
1122	if (w != 0 && h != 0)
1123	{
1124	const size_t cbData = w * h * 4;
1125	com::SafeArray<BYTE> image(cbData);
1126
1127	uint8_t *pu8Dst = image.raw();
1128	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1129
1130	int i;
1131	for (i = y; i < y + h; ++i)
1132	{
1133	memcpy(pu8Dst, pu8Src, w * 4);
1134	pu8Dst += w * 4;
1135	pu8Src += ulBytesPerLine;
1136	}
1137
1138	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1139	}
1140	}
1141	}
1142	}
1143	}
1144
1145	#ifndef VBOX_WITH_HGSMI
1146	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1147	{
1148	#else
1149	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1150	{
1151	#endif /* VBOX_WITH_HGSMI */
1152	/* When VBVA is enabled, the VRDP server is informed
1153	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1154	* Inform the server here only if VBVA is disabled.
1155	*/
1156	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1157	}
1158	}
1159
1160	void Display::i_updateGuestGraphicsFacility(void)
1161	{
1162	Guest* pGuest = mParent->i_getGuest();
1163	AssertPtrReturnVoid(pGuest);
1164	/* The following is from GuestImpl.cpp. */
1165	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1166	* to move the graphics and seamless capability -> facility translation to
1167	* VMMDev so this could be saved. */
1168	RTTIMESPEC TimeSpecTS;
1169	RTTimeNow(&TimeSpecTS);
1170
1171	if ( mfVMMDevSupportsGraphics
1172	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1173	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1174	VBoxGuestFacilityStatus_Active,
1175	0 /fFlags/, &TimeSpecTS);
1176	else
1177	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1178	VBoxGuestFacilityStatus_Inactive,
1179	0 /fFlags/, &TimeSpecTS);
1180	}
1181
1182	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1183	{
1184	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1185	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1186	return;
1187	mfVMMDevSupportsGraphics = fSupportsGraphics;
1188	i_updateGuestGraphicsFacility();
1189	/* The VMMDev interface notifies the console. */
1190	}
1191
1192	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1193	{
1194	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1195	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1196
1197	mfGuestVBVACapabilities = fNewCapabilities;
1198	if (!fNotify)
1199	return;
1200	i_updateGuestGraphicsFacility();
1201	/* Tell the console about it */
1202	mParent->i_onAdditionsStateChange();
1203	}
1204
1205	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1206	{
1207	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1208
1209	xInputMappingOrigin = xOrigin;
1210	yInputMappingOrigin = yOrigin;
1211	cxInputMapping = cx;
1212	cyInputMapping = cy;
1213
1214	/* Re-send the seamless rectangles if necessary. */
1215	if (mfSeamlessEnabled)
1216	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1217	}
1218
1219	/**
1220	* Returns the upper left and lower right corners of the virtual framebuffer.
1221	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1222	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1223	*/
1224	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1225	int32_t px2, int32_t py2)
1226	{
1227	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1228	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1229
1230	AssertPtrReturnVoid(px1);
1231	AssertPtrReturnVoid(py1);
1232	AssertPtrReturnVoid(px2);
1233	AssertPtrReturnVoid(py2);
1234	LogRelFlowFunc(("\n"));
1235
1236	if (!mpDrv)
1237	return;
1238	/* If VBVA is not in use then this flag will not be set and this
1239	* will still work as it should. */
1240	if (!maFramebuffers[0].fDisabled)
1241	{
1242	x1 = (int32_t)maFramebuffers[0].xOrigin;
1243	y1 = (int32_t)maFramebuffers[0].yOrigin;
1244	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1245	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1246	}
1247	if (cxInputMapping && cyInputMapping)
1248	{
1249	x1 = xInputMappingOrigin;
1250	y1 = yInputMappingOrigin;
1251	x2 = xInputMappingOrigin + cxInputMapping;
1252	y2 = yInputMappingOrigin + cyInputMapping;
1253	}
1254	else
1255	for (unsigned i = 1; i < mcMonitors; ++i)
1256	{
1257	if (!maFramebuffers[i].fDisabled)
1258	{
1259	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1260	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1261	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1262	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1263	}
1264	}
1265	*px1 = x1;
1266	*py1 = y1;
1267	*px2 = x2;
1268	*py2 = y2;
1269	}
1270
1271	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1272	{
1273	/* Do we need this to access mParent? I presume that the safe VM pointer
1274	* ensures that mpDrv will remain valid. */
1275	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1276	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1277	& ~fCapabilitiesRemoved;
1278
1279	Console::SafeVMPtr ptrVM(mParent);
1280	if (!ptrVM.isOk())
1281	return ptrVM.rc();
1282	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1283	return S_OK;
1284	CHECK_CONSOLE_DRV(mpDrv);
1285	alock.release(); /* Release before calling up for lock order reasons. */
1286	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1287	mfHostCursorCapabilities = fHostCursorCapabilities;
1288	return S_OK;
1289	}
1290
1291	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1292	{
1293	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1294	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1295	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1296	xAdj = RT_MIN(xAdj, cxInputMapping);
1297	yAdj = RT_MIN(yAdj, cyInputMapping);
1298
1299	Console::SafeVMPtr ptrVM(mParent);
1300	if (!ptrVM.isOk())
1301	return ptrVM.rc();
1302	CHECK_CONSOLE_DRV(mpDrv);
1303	alock.release(); /* Release before calling up for lock order reasons. */
1304	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1305	return S_OK;
1306	}
1307
1308	static bool displayIntersectRect(RTRECT *prectResult,
1309	const RTRECT *prect1,
1310	const RTRECT *prect2)
1311	{
1312	/* Initialize result to an empty record. */
1313	memset(prectResult, 0, sizeof(RTRECT));
1314
1315	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1316	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1317
1318	if (xLeftResult < xRightResult)
1319	{
1320	/* There is intersection by X. */
1321
1322	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1323	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1324
1325	if (yTopResult < yBottomResult)
1326	{
1327	/* There is intersection by Y. */
1328
1329	prectResult->xLeft = xLeftResult;
1330	prectResult->yTop = yTopResult;
1331	prectResult->xRight = xRightResult;
1332	prectResult->yBottom = yBottomResult;
1333
1334	return true;
1335	}
1336	}
1337
1338	return false;
1339	}
1340
1341	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1342	{
1343	RTRECT *pRectVisibleRegion = NULL;
1344
1345	if (pRect == mpRectVisibleRegion)
1346	return VINF_SUCCESS;
1347	if (cRect != 0)
1348	{
1349	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1350	if (!pRectVisibleRegion)
1351	{
1352	return VERR_NO_MEMORY;
1353	}
1354	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1355	}
1356	if (mpRectVisibleRegion)
1357	RTMemFree(mpRectVisibleRegion);
1358	mcRectVisibleRegion = cRect;
1359	mpRectVisibleRegion = pRectVisibleRegion;
1360	return VINF_SUCCESS;
1361	}
1362
1363	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1364	{
1365	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1366	* sizeof(RTRECT));
1367	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1368	if (!pVisibleRegion)
1369	{
1370	return VERR_NO_TMP_MEMORY;
1371	}
1372	int rc = i_saveVisibleRegion(cRect, pRect);
1373	if (RT_FAILURE(rc))
1374	{
1375	RTMemTmpFree(pVisibleRegion);
1376	return rc;
1377	}
1378
1379	unsigned uScreenId;
1380	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1381	{
1382	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1383
1384	if ( !pFBInfo->pFramebuffer.isNull()
1385	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1386	{
1387	/* Prepare a new array of rectangles which intersect with the framebuffer.
1388	*/
1389	RTRECT rectFramebuffer;
1390	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1391	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1392	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1393	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1394
1395	uint32_t cRectVisibleRegion = 0;
1396
1397	uint32_t i;
1398	for (i = 0; i < cRect; i++)
1399	{
1400	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1401	{
1402	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1403	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1404	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1405	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1406
1407	cRectVisibleRegion++;
1408	}
1409	}
1410	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1411	}
1412	}
1413
1414	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1415	VMMDev *vmmDev = mParent->i_getVMMDev();
1416	if (mfIsCr3DEnabled && vmmDev)
1417	{
1418	if (mhCrOglSvc)
1419	{
1420	VBOXCRCMDCTL_HGCM *pCtl;
1421	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1422	if (pCtl)
1423	{
1424	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1425	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1426
1427	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1428	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1429
1430	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1431	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1432	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1433
1434	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1435	if (!RT_SUCCESS(rc))
1436	{
1437	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1438	RTMemFree(pCtl);
1439	}
1440	}
1441	else
1442	AssertMsgFailed(("failed to allocate rects memory\n"));
1443	}
1444	else
1445	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1446	}
1447	#endif
1448
1449	RTMemTmpFree(pVisibleRegion);
1450
1451	return VINF_SUCCESS;
1452	}
1453
1454	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1455	{
1456	/// @todo Currently not used by the guest and is not implemented in
1457	/// framebuffers. Remove?
1458	RT_NOREF(pcRects, paRects);
1459	return VERR_NOT_SUPPORTED;
1460	}
1461
1462	#ifdef VBOX_WITH_HGSMI
1463	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1464	uint32_t fu32SupportedOrders,
1465	bool fVideoAccelVRDP,
1466	DISPLAYFBINFO *pFBInfo)
1467	{
1468	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1469
1470	if (pFBInfo->pVBVAHostFlags)
1471	{
1472	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1473
1474	if (pFBInfo->fVBVAEnabled)
1475	{
1476	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1477
1478	if (fVideoAccelVRDP)
1479	{
1480	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1481	}
1482	}
1483
1484	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1485	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1486
1487	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1488	}
1489	}
1490
1491	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1492	bool fVideoAccelVRDP,
1493	DISPLAYFBINFO *paFBInfos,
1494	unsigned cFBInfos)
1495	{
1496	unsigned uScreenId;
1497
1498	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1499	{
1500	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1501	}
1502	}
1503	#endif /* VBOX_WITH_HGSMI */
1504
1505	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1506	{
1507	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1508	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1509	if (RT_SUCCESS(rc))
1510	{
1511	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1512	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1513	}
1514	LogFlowFunc(("leave %Rrc\n", rc));
1515	return rc;
1516	}
1517
1518	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1519	{
1520	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1521	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1522	if (RT_SUCCESS(rc))
1523	{
1524	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1525	videoAccelLeaveVGA(&mVideoAccelLegacy);
1526	}
1527	LogFlowFunc(("leave %Rrc\n", rc));
1528	return rc;
1529	}
1530
1531	void Display::VideoAccelFlushVMMDev(void)
1532	{
1533	LogFlowFunc(("enter\n"));
1534	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1535	if (RT_SUCCESS(rc))
1536	{
1537	i_VideoAccelFlush(mpDrv->pUpPort);
1538	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1539	}
1540	LogFlowFunc(("leave\n"));
1541	}
1542
1543	/* Called always by one VRDP server thread. Can be thread-unsafe.
1544	*/
1545	void Display::i_VideoAccelVRDP(bool fEnable)
1546	{
1547	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1548
1549	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1550
1551	int c = fEnable?
1552	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1553	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1554
1555	Assert (c >= 0);
1556
1557	/* This can run concurrently with Display videoaccel state change. */
1558	RTCritSectEnter(&mVideoAccelLock);
1559
1560	if (c == 0)
1561	{
1562	/* The last client has disconnected, and the accel can be
1563	* disabled.
1564	*/
1565	Assert(fEnable == false);
1566
1567	mfVideoAccelVRDP = false;
1568	mfu32SupportedOrders = 0;
1569
1570	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1571	maFramebuffers, mcMonitors);
1572	#ifdef VBOX_WITH_HGSMI
1573	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1574	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1575	#endif /* VBOX_WITH_HGSMI */
1576
1577	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1578	}
1579	else if ( c == 1
1580	&& !mfVideoAccelVRDP)
1581	{
1582	/* The first client has connected. Enable the accel.
1583	*/
1584	Assert(fEnable == true);
1585
1586	mfVideoAccelVRDP = true;
1587	/* Supporting all orders. */
1588	mfu32SupportedOrders = UINT32_MAX;
1589
1590	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1591	maFramebuffers, mcMonitors);
1592	#ifdef VBOX_WITH_HGSMI
1593	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1594	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1595	#endif /* VBOX_WITH_HGSMI */
1596
1597	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1598	}
1599	else
1600	{
1601	/* A client is connected or disconnected but there is no change in the
1602	* accel state. It remains enabled.
1603	*/
1604	Assert(mfVideoAccelVRDP == true);
1605	}
1606
1607	RTCritSectLeave(&mVideoAccelLock);
1608	}
1609
1610	void Display::i_notifyPowerDown(void)
1611	{
1612	LogRelFlowFunc(("\n"));
1613
1614	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1615
1616	/* Source bitmaps are not available anymore. */
1617	mfSourceBitmapEnabled = false;
1618
1619	alock.release();
1620
1621	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1622	unsigned uScreenId = mcMonitors;
1623	while (uScreenId > 0)
1624	{
1625	--uScreenId;
1626
1627	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1628	if (!pFBInfo->fDisabled)
1629	{
1630	i_handleDisplayResize(uScreenId, 32,
1631	pFBInfo->pu8FramebufferVRAM,
1632	pFBInfo->u32LineSize,
1633	pFBInfo->w,
1634	pFBInfo->h,
1635	pFBInfo->flags,
1636	pFBInfo->xOrigin,
1637	pFBInfo->yOrigin,
1638	false);
1639	}
1640	}
1641	}
1642
1643	// Wrapped IDisplay methods
1644	/////////////////////////////////////////////////////////////////////////////
1645	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1646	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1647	{
1648	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1649
1650	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1651
1652	if (aScreenId >= mcMonitors)
1653	return E_INVALIDARG;
1654
1655	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1656
1657	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1658
1659	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1660	guestMonitorStatus = GuestMonitorStatus_Disabled;
1661	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1662	guestMonitorStatus = GuestMonitorStatus_Blank;
1663
1664	if (aWidth)
1665	*aWidth = pFBInfo->w;
1666	if (aHeight)
1667	*aHeight = pFBInfo->h;
1668	if (aBitsPerPixel)
1669	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1670	if (aXOrigin)
1671	*aXOrigin = pFBInfo->xOrigin;
1672	if (aYOrigin)
1673	*aYOrigin = pFBInfo->yOrigin;
1674	if (aGuestMonitorStatus)
1675	*aGuestMonitorStatus = guestMonitorStatus;
1676
1677	return S_OK;
1678	}
1679
1680
1681	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1682	{
1683	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1684
1685	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1686
1687	if (aScreenId >= mcMonitors)
1688	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1689	aScreenId, mcMonitors);
1690
1691	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1692	if (!pFBInfo->pFramebuffer.isNull())
1693	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1694	aScreenId);
1695
1696	pFBInfo->pFramebuffer = aFramebuffer;
1697	pFBInfo->framebufferId.create();
1698	aId = pFBInfo->framebufferId;
1699
1700	SafeArray<FramebufferCapabilities_T> caps;
1701	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1702	pFBInfo->u32Caps = 0;
1703	size_t i;
1704	for (i = 0; i < caps.size(); ++i)
1705	pFBInfo->u32Caps \|= caps[i];
1706
1707	alock.release();
1708
1709	/* The driver might not have been constructed yet */
1710	if (mpDrv)
1711	{
1712	/* Inform the framebuffer about the actual screen size. */
1713	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1714	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1715
1716	/* Re-send the seamless rectangles if necessary. */
1717	if (mfSeamlessEnabled)
1718	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1719	}
1720
1721	Console::SafeVMPtrQuiet ptrVM(mParent);
1722	if (ptrVM.isOk())
1723	{
1724	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1725	if (mfIsCr3DEnabled)
1726	{
1727	VBOXCRCMDCTL_HGCM data;
1728	RT_ZERO(data);
1729	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1730	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1731
1732	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1733	data.aParms[0].u.uint32 = aScreenId;
1734
1735	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1736	AssertRC(vrc);
1737	}
1738	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1739
1740	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1741	3, this, aScreenId, false);
1742	}
1743
1744	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1745	return S_OK;
1746	}
1747
1748	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1749	{
1750	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1751
1752	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1753
1754	if (aScreenId >= mcMonitors)
1755	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1756	aScreenId, mcMonitors);
1757
1758	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1759
1760	if (pFBInfo->framebufferId != aId)
1761	{
1762	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1763	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1764	}
1765
1766	pFBInfo->pFramebuffer.setNull();
1767	pFBInfo->framebufferId.clear();
1768
1769	alock.release();
1770
1771	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1772	Console::SafeVMPtrQuiet ptrVM(mParent);
1773	if (ptrVM.isOk())
1774	{
1775	if (mfIsCr3DEnabled)
1776	{
1777	VBOXCRCMDCTL_HGCM data;
1778	RT_ZERO(data);
1779	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1780	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1781
1782	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1783	data.aParms[0].u.uint32 = aScreenId;
1784
1785	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1786	AssertRC(vrc);
1787	}
1788	}
1789	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1790
1791	return S_OK;
1792	}
1793
1794	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1795	{
1796	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1797
1798	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1799
1800	if (aScreenId >= mcMonitors)
1801	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1802	aScreenId, mcMonitors);
1803
1804	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1805
1806	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1807
1808	return S_OK;
1809	}
1810
1811	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1812	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1813	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1814	{
1815	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1816	{
1817	/* Some of parameters must not change. Query current mode. */
1818	ULONG ulWidth = 0;
1819	ULONG ulHeight = 0;
1820	ULONG ulBitsPerPixel = 0;
1821	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1822	if (FAILED(hr))
1823	return hr;
1824
1825	/* Assign current values to not changing parameters. */
1826	if (aWidth == 0)
1827	aWidth = ulWidth;
1828	if (aHeight == 0)
1829	aHeight = ulHeight;
1830	if (aBitsPerPixel == 0)
1831	aBitsPerPixel = ulBitsPerPixel;
1832	}
1833
1834	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1835
1836	if (aDisplay >= mcMonitors)
1837	return E_INVALIDARG;
1838
1839	CHECK_CONSOLE_DRV(mpDrv);
1840
1841	/*
1842	* It is up to the guest to decide whether the hint is
1843	* valid. Therefore don't do any VRAM sanity checks here.
1844	*/
1845
1846	/* Have to release the lock because the pfnRequestDisplayChange
1847	* will call EMT. */
1848	alock.release();
1849
1850	/* We always send the hint to the graphics card in case the guest enables
1851	* support later. For now we notify exactly when support is enabled. */
1852	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1853	aBitsPerPixel, aDisplay,
1854	aChangeOrigin ? aOriginX : ~0,
1855	aChangeOrigin ? aOriginY : ~0,
1856	RT_BOOL(aEnabled),
1857	mfGuestVBVACapabilities
1858	& VBVACAPS_VIDEO_MODE_HINTS);
1859	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1860	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1861	{
1862	mParent->i_sendACPIMonitorHotPlugEvent();
1863	}
1864
1865	/* We currently never suppress the VMMDev hint if the guest has requested
1866	* it. Specifically the video graphics driver may not be responsible for
1867	* screen positioning in the guest virtual desktop, and the component
1868	* responsible may want to get the hint from VMMDev. */
1869	VMMDev *pVMMDev = mParent->i_getVMMDev();
1870	if (pVMMDev)
1871	{
1872	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1873	if (pVMMDevPort)
1874	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1875	aDisplay, aOriginX, aOriginY,
1876	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1877	}
1878	return S_OK;
1879	}
1880
1881	HRESULT Display::setSeamlessMode(BOOL enabled)
1882	{
1883	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1884
1885	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1886	alock.release();
1887
1888	VMMDev *pVMMDev = mParent->i_getVMMDev();
1889	if (pVMMDev)
1890	{
1891	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1892	if (pVMMDevPort)
1893	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1894	}
1895	mfSeamlessEnabled = RT_BOOL(enabled);
1896
1897	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1898	if (!enabled)
1899	{
1900	VMMDev *vmmDev = mParent->i_getVMMDev();
1901	if (mfIsCr3DEnabled && vmmDev)
1902	{
1903	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1904	if (!pData)
1905	{
1906	AssertMsgFailed(("RTMemAlloc failed\n"));
1907	return VERR_NO_MEMORY;
1908	}
1909
1910	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1911	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1912
1913	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1914	pData->aParms[0].u.pointer.addr = NULL;
1915	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1916
1917	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
1918	if (!RT_SUCCESS(rc))
1919	{
1920	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1921	RTMemFree(pData);
1922	}
1923	}
1924	}
1925	#endif
1926	return S_OK;
1927	}
1928
1929	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1930	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
1931	uint32_t u32Width, uint32_t u32Height)
1932	{
1933	if ( pDisplay->mfIsCr3DEnabled
1934	&& pDisplay->mCrOglCallbacks.pfnHasData
1935	&& pDisplay->mCrOglCallbacks.pfnHasData())
1936	{
1937	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
1938	if (pVMMDev)
1939	{
1940	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
1941	if (pScreenshot)
1942	{
1943	/* screen id or CRSCREEN_ALL to specify all enabled */
1944	pScreenshot->u32Screen = aScreenId;
1945	pScreenshot->u32Width = u32Width;
1946	pScreenshot->u32Height = u32Height;
1947	pScreenshot->u32Pitch = u32Width * 4;
1948	pScreenshot->pvBuffer = pbData;
1949	pScreenshot->pvContext = NULL;
1950	pScreenshot->pfnScreenshotBegin = NULL;
1951	pScreenshot->pfnScreenshotPerform = NULL;
1952	pScreenshot->pfnScreenshotEnd = NULL;
1953
1954	VBOXCRCMDCTL_HGCM data;
1955	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1956	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
1957
1958	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1959	data.aParms[0].u.pointer.addr = pScreenshot;
1960	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
1961
1962	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1963
1964	RTMemFree(pScreenshot);
1965
1966	if (RT_SUCCESS(rc))
1967	return TRUE;
1968	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
1969	/* fall back to the non-3d mechanism */
1970	}
1971	}
1972	}
1973	return FALSE;
1974	}
1975	#endif
1976
1977	/* static */
1978	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
1979	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
1980	{
1981	int rc;
1982	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
1983	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
1984	{
1985	if (pDisplay->mpDrv)
1986	{
1987	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
1988	*pfMemFree = false;
1989	}
1990	else
1991	{
1992	/* No image. */
1993	*ppbData = NULL;
1994	*pcbData = 0;
1995	*pcx = 0;
1996	*pcy = 0;
1997	*pfMemFree = true;
1998	rc = VINF_SUCCESS;
1999	}
2000	}
2001	else if (aScreenId < pDisplay->mcMonitors)
2002	{
2003	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2004
2005	uint32_t width = pFBInfo->w;
2006	uint32_t height = pFBInfo->h;
2007
2008	/* Allocate 32 bit per pixel bitmap. */
2009	size_t cbRequired = width * 4 * height;
2010
2011	if (cbRequired)
2012	{
2013	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2014	if (pbDst != NULL)
2015	{
2016	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2017	{
2018	/* Copy guest VRAM to the allocated 32bpp buffer. */
2019	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2020	int32_t xSrc = 0;
2021	int32_t ySrc = 0;
2022	uint32_t u32SrcWidth = width;
2023	uint32_t u32SrcHeight = height;
2024	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2025	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2026
2027	int32_t xDst = 0;
2028	int32_t yDst = 0;
2029	uint32_t u32DstWidth = u32SrcWidth;
2030	uint32_t u32DstHeight = u32SrcHeight;
2031	uint32_t u32DstLineSize = u32DstWidth * 4;
2032	uint32_t u32DstBitsPerPixel = 32;
2033
2034	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2035	width, height,
2036	pu8Src,
2037	xSrc, ySrc,
2038	u32SrcWidth, u32SrcHeight,
2039	u32SrcLineSize, u32SrcBitsPerPixel,
2040	pbDst,
2041	xDst, yDst,
2042	u32DstWidth, u32DstHeight,
2043	u32DstLineSize, u32DstBitsPerPixel);
2044	}
2045	else
2046	{
2047	memset(pbDst, 0, cbRequired);
2048	rc = VINF_SUCCESS;
2049	}
2050	if (RT_SUCCESS(rc))
2051	{
2052	*ppbData = pbDst;
2053	*pcbData = cbRequired;
2054	*pcx = width;
2055	*pcy = height;
2056	*pfMemFree = true;
2057	}
2058	else
2059	{
2060	RTMemFree(pbDst);
2061
2062	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2063	if ( rc == VERR_INVALID_STATE
2064	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2065	{
2066	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2067	*pfMemFree = false;
2068	}
2069	}
2070	}
2071	else
2072	rc = VERR_NO_MEMORY;
2073	}
2074	else
2075	{
2076	/* No image. */
2077	*ppbData = NULL;
2078	*pcbData = 0;
2079	*pcx = 0;
2080	*pcy = 0;
2081	*pfMemFree = true;
2082	rc = VINF_SUCCESS;
2083	}
2084	}
2085	else
2086	rc = VERR_INVALID_PARAMETER;
2087	return rc;
2088	}
2089
2090	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2091	BYTE *address, ULONG width, ULONG height)
2092	{
2093	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2094	/*
2095	* CrOgl screenshot hook/hack.
2096	*/
2097	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2098	return VINF_SUCCESS;
2099	#endif
2100
2101	uint8_t *pbData = NULL;
2102	size_t cbData = 0;
2103	uint32_t cx = 0;
2104	uint32_t cy = 0;
2105	bool fFreeMem = false;
2106	int vrc = VINF_SUCCESS;
2107
2108	int cRetries = 5;
2109	while (cRetries-- > 0)
2110	{
2111	/* Note! Not sure if the priority call is such a good idea here, but
2112	it would be nice to have an accurate screenshot for the bug
2113	report if the VM deadlocks. */
2114	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2115	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2116	if (vrc != VERR_TRY_AGAIN)
2117	{
2118	break;
2119	}
2120
2121	RTThreadSleep(10);
2122	}
2123
2124	if (RT_SUCCESS(vrc) && pbData)
2125	{
2126	if (cx == width && cy == height)
2127	{
2128	/* No scaling required. */
2129	memcpy(address, pbData, cbData);
2130	}
2131	else
2132	{
2133	/* Scale. */
2134	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2135
2136	uint8_t *dst = address;
2137	uint8_t *src = pbData;
2138	int dstW = width;
2139	int dstH = height;
2140	int srcW = cx;
2141	int srcH = cy;
2142	int iDeltaLine = cx * 4;
2143
2144	BitmapScale32(dst,
2145	dstW, dstH,
2146	src,
2147	iDeltaLine,
2148	srcW, srcH);
2149	}
2150
2151	if (fFreeMem)
2152	RTMemFree(pbData);
2153	else
2154	{
2155	/* This can be called from any thread. */
2156	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2157	}
2158	}
2159
2160	return vrc;
2161	}
2162
2163	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2164	BYTE *aAddress,
2165	ULONG aWidth,
2166	ULONG aHeight,
2167	BitmapFormat_T aBitmapFormat,
2168	ULONG *pcbOut)
2169	{
2170	HRESULT rc = S_OK;
2171
2172	/* Do not allow too small and too large screenshots. This also filters out negative
2173	* values passed as either 'aWidth' or 'aHeight'.
2174	*/
2175	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2176	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2177
2178	if ( aBitmapFormat != BitmapFormat_BGR0
2179	&& aBitmapFormat != BitmapFormat_BGRA
2180	&& aBitmapFormat != BitmapFormat_RGBA
2181	&& aBitmapFormat != BitmapFormat_PNG)
2182	{
2183	return setError(E_NOTIMPL,
2184	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2185	}
2186
2187	Console::SafeVMPtr ptrVM(mParent);
2188	if (!ptrVM.isOk())
2189	return ptrVM.rc();
2190
2191	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2192
2193	if (RT_SUCCESS(vrc))
2194	{
2195	const size_t cbData = aWidth * 4 * aHeight;
2196
2197	/* Most of uncompressed formats. */
2198	*pcbOut = (ULONG)cbData;
2199
2200	if (aBitmapFormat == BitmapFormat_BGR0)
2201	{
2202	/* Do nothing. */
2203	}
2204	else if (aBitmapFormat == BitmapFormat_BGRA)
2205	{
2206	uint32_t pu32 = (uint32_t )aAddress;
2207	size_t cPixels = aWidth * aHeight;
2208	while (cPixels--)
2209	{
2210	*pu32++ \|= UINT32_C(0xFF000000);
2211	}
2212	}
2213	else if (aBitmapFormat == BitmapFormat_RGBA)
2214	{
2215	uint8_t *pu8 = aAddress;
2216	size_t cPixels = aWidth * aHeight;
2217	while (cPixels--)
2218	{
2219	uint8_t u8 = pu8[0];
2220	pu8[0] = pu8[2];
2221	pu8[2] = u8;
2222	pu8[3] = 0xFF;
2223
2224	pu8 += 4;
2225	}
2226	}
2227	else if (aBitmapFormat == BitmapFormat_PNG)
2228	{
2229	uint8_t *pu8PNG = NULL;
2230	uint32_t cbPNG = 0;
2231	uint32_t cxPNG = 0;
2232	uint32_t cyPNG = 0;
2233
2234	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2235	if (RT_SUCCESS(vrc))
2236	{
2237	if (cbPNG <= cbData)
2238	{
2239	memcpy(aAddress, pu8PNG, cbPNG);
2240	*pcbOut = cbPNG;
2241	}
2242	else
2243	{
2244	rc = setError(E_FAIL,
2245	tr("PNG is larger than 32bpp bitmap"));
2246	}
2247	}
2248	else
2249	{
2250	rc = setError(VBOX_E_IPRT_ERROR,
2251	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2252	}
2253	RTMemFree(pu8PNG);
2254	}
2255	}
2256	else if (vrc == VERR_TRY_AGAIN)
2257	rc = setError(E_UNEXPECTED,
2258	tr("Screenshot is not available at this time"));
2259	else if (RT_FAILURE(vrc))
2260	rc = setError(VBOX_E_IPRT_ERROR,
2261	tr("Could not take a screenshot (%Rrc)"), vrc);
2262
2263	return rc;
2264	}
2265
2266	HRESULT Display::takeScreenShot(ULONG aScreenId,
2267	BYTE *aAddress,
2268	ULONG aWidth,
2269	ULONG aHeight,
2270	BitmapFormat_T aBitmapFormat)
2271	{
2272	HRESULT rc = S_OK;
2273
2274	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2275	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2276
2277	ULONG cbOut = 0;
2278	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2279	NOREF(cbOut);
2280
2281	LogRelFlowFunc(("%Rhrc\n", rc));
2282	return rc;
2283	}
2284
2285	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2286	ULONG aWidth,
2287	ULONG aHeight,
2288	BitmapFormat_T aBitmapFormat,
2289	std::vector<BYTE> &aScreenData)
2290	{
2291	HRESULT rc = S_OK;
2292
2293	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2294	aScreenId, aWidth, aHeight, aBitmapFormat));
2295
2296	/* Do not allow too small and too large screenshots. This also filters out negative
2297	* values passed as either 'aWidth' or 'aHeight'.
2298	*/
2299	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2300	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2301
2302	const size_t cbData = aWidth * 4 * aHeight;
2303	aScreenData.resize(cbData);
2304
2305	ULONG cbOut = 0;
2306	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2307	if (FAILED(rc))
2308	cbOut = 0;
2309
2310	aScreenData.resize(cbOut);
2311
2312	LogRelFlowFunc(("%Rhrc\n", rc));
2313	return rc;
2314	}
2315
2316	int Display::i_videoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2317	{
2318	#ifdef VBOX_WITH_VIDEOREC
2319	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2320	for (unsigned i = 0; i < Screens.size(); i++)
2321	{
2322	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(Screens[i]);
2323
2324	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2325
2326	if (fChanged && i < mcMonitors)
2327	videoCaptureScreenChanged(i);
2328
2329	}
2330	return VINF_SUCCESS;
2331	#else
2332	ComSafeArrayNoRef(aScreens);
2333	return VERR_NOT_SUPPORTED;
2334	#endif
2335	}
2336
2337	/**
2338	* Sends belonging audio samples to the video capturing code.
2339	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2340	*
2341	* @returns IPRT status code.
2342	* @param pvData Audio data.
2343	* @param cbData Size (in bytes) of audio data.
2344	* @param uTimestampMs Timestamp (in ms) of the audio data.
2345	*/
2346	int Display::i_videoCaptureSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2347	{
2348	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2349	if (!VideoRecIsEnabled(mpVideoRecCtx))
2350	return VINF_SUCCESS;
2351
2352	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2353	#else
2354	RT_NOREF(pvData, cbData, uTimestampMs);
2355	return VERR_NOT_SUPPORTED;
2356	#endif
2357	}
2358
2359	/**
2360	* Start video capturing. Does nothing if capturing is already active.
2361	*
2362	* @returns IPRT status code.
2363	*/
2364	int Display::i_videoCaptureStart(void)
2365	{
2366	#ifdef VBOX_WITH_VIDEOREC
2367	if (VideoRecIsEnabled(mpVideoRecCtx))
2368	return VINF_SUCCESS;
2369
2370	int rc = VideoRecContextCreate(mcMonitors, &mpVideoRecCtx);
2371	if (RT_FAILURE(rc))
2372	{
2373	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2374	return rc;
2375	}
2376	ComPtr<IMachine> pMachine = mParent->i_machine();
2377	com::SafeArray<BOOL> screens;
2378	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2379	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2380	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2381	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2382	ULONG ulWidth;
2383	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2384	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2385	ULONG ulHeight;
2386	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2387	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2388	ULONG ulRate;
2389	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2390	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2391	ULONG ulFPS;
2392	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2393	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2394	BSTR strFile;
2395	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2396	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2397	ULONG ulMaxTime;
2398	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2399	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2400	ULONG ulMaxSize;
2401	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2402	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2403	BSTR strOptions;
2404	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2405	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2406
2407	RTTIMESPEC ts;
2408	RTTimeNow(&ts);
2409	RTTIME time;
2410	RTTimeExplode(&time, &ts);
2411	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2412	{
2413	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2414	char *pszSuff = RTPathSuffix(pszAbsPath);
2415	if (pszSuff)
2416	pszSuff = RTStrDup(pszSuff);
2417	RTPathStripSuffix(pszAbsPath);
2418	if (!pszAbsPath)
2419	rc = VERR_INVALID_PARAMETER;
2420	if (!pszSuff)
2421	pszSuff = RTStrDup(".webm");
2422	char *pszName = NULL;
2423	if (RT_SUCCESS(rc))
2424	{
2425	if (mcMonitors > 1)
2426	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2427	else
2428	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2429	}
2430	if (RT_SUCCESS(rc))
2431	{
2432	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2433	pszName, ulWidth, ulHeight,
2434	ulRate, ulFPS, ulMaxTime,
2435	ulMaxSize, com::Utf8Str(strOptions).c_str());
2436	if (rc == VERR_ALREADY_EXISTS)
2437	{
2438	RTStrFree(pszName);
2439	pszName = NULL;
2440
2441	if (mcMonitors > 1)
2442	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2443	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2444	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2445	uScreen+1, pszSuff);
2446	else
2447	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2448	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2449	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2450	pszSuff);
2451	if (RT_SUCCESS(rc))
2452	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2453	pszName, ulWidth, ulHeight, ulRate,
2454	ulFPS, ulMaxTime,
2455	ulMaxSize, com::Utf8Str(strOptions).c_str());
2456	}
2457	}
2458
2459	if (RT_SUCCESS(rc))
2460	{
2461	videoCaptureScreenChanged(uScreen);
2462	}
2463	else
2464	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u, (%Rrc)\n", uScreen, rc));
2465
2466	RTStrFree(pszName);
2467	RTStrFree(pszSuff);
2468	RTStrFree(pszAbsPath);
2469	}
2470	return rc;
2471	#else /* VBOX_WITH_VIDEOREC */
2472	return VERR_NOT_SUPPORTED;
2473	#endif
2474	}
2475
2476	/**
2477	* Stop video capturing. Does nothing if video capturing is not active.
2478	*/
2479	void Display::i_videoCaptureStop()
2480	{
2481	#ifdef VBOX_WITH_VIDEOREC
2482	if (!VideoRecIsEnabled(mpVideoRecCtx))
2483	return;
2484
2485	VideoRecContextDestroy(mpVideoRecCtx);
2486	mpVideoRecCtx = NULL;
2487
2488	unsigned uScreenId;
2489	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2490	videoCaptureScreenChanged(uScreenId);
2491	#endif
2492	}
2493
2494	#ifdef VBOX_WITH_VIDEOREC
2495	void Display::videoCaptureScreenChanged(unsigned uScreenId)
2496	{
2497	if ( !VideoRecIsEnabled(mpVideoRecCtx)
2498	\|\| !maVideoRecEnabled[uScreenId])
2499	{
2500	/* Skip recording this screen. */
2501	return;
2502	}
2503
2504	/* Get a new source bitmap which will be used by video capture code. */
2505	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2506	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2507
2508	int rc2 = RTCritSectEnter(&mVideoCaptureLock);
2509	if (RT_SUCCESS(rc2))
2510	{
2511	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2512
2513	rc2 = RTCritSectLeave(&mVideoCaptureLock);
2514	AssertRC(rc2);
2515	}
2516	}
2517	#endif /* VBOX_WITH_VIDEOREC */
2518
2519	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2520	ULONG x, ULONG y, ULONG width, ULONG height)
2521	{
2522	int rc = VINF_SUCCESS;
2523
2524	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2525
2526	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2527	{
2528	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2529	}
2530	else if (aScreenId < pDisplay->mcMonitors)
2531	{
2532	/* Copy the bitmap to the guest VRAM. */
2533	const uint8_t *pu8Src = address;
2534	int32_t xSrc = 0;
2535	int32_t ySrc = 0;
2536	uint32_t u32SrcWidth = width;
2537	uint32_t u32SrcHeight = height;
2538	uint32_t u32SrcLineSize = width * 4;
2539	uint32_t u32SrcBitsPerPixel = 32;
2540
2541	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2542	int32_t xDst = x;
2543	int32_t yDst = y;
2544	uint32_t u32DstWidth = pFBInfo->w;
2545	uint32_t u32DstHeight = pFBInfo->h;
2546	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2547	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2548
2549	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2550	width, height,
2551	pu8Src,
2552	xSrc, ySrc,
2553	u32SrcWidth, u32SrcHeight,
2554	u32SrcLineSize, u32SrcBitsPerPixel,
2555	pu8Dst,
2556	xDst, yDst,
2557	u32DstWidth, u32DstHeight,
2558	u32DstLineSize, u32DstBitsPerPixel);
2559	if (RT_SUCCESS(rc))
2560	{
2561	if (!pFBInfo->pSourceBitmap.isNull())
2562	{
2563	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2564	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2565	*/
2566	if ( pFBInfo->fDefaultFormat
2567	&& !pFBInfo->fDisabled)
2568	{
2569	BYTE *pAddress = NULL;
2570	ULONG ulWidth = 0;
2571	ULONG ulHeight = 0;
2572	ULONG ulBitsPerPixel = 0;
2573	ULONG ulBytesPerLine = 0;
2574	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2575
2576	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2577	&ulWidth,
2578	&ulHeight,
2579	&ulBitsPerPixel,
2580	&ulBytesPerLine,
2581	&bitmapFormat);
2582	if (SUCCEEDED(hrc))
2583	{
2584	pu8Src = pFBInfo->pu8FramebufferVRAM;
2585	xSrc = x;
2586	ySrc = y;
2587	u32SrcWidth = pFBInfo->w;
2588	u32SrcHeight = pFBInfo->h;
2589	u32SrcLineSize = pFBInfo->u32LineSize;
2590	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2591
2592	/* Default format is 32 bpp. */
2593	pu8Dst = pAddress;
2594	xDst = xSrc;
2595	yDst = ySrc;
2596	u32DstWidth = u32SrcWidth;
2597	u32DstHeight = u32SrcHeight;
2598	u32DstLineSize = u32DstWidth * 4;
2599	u32DstBitsPerPixel = 32;
2600
2601	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2602	width, height,
2603	pu8Src,
2604	xSrc, ySrc,
2605	u32SrcWidth, u32SrcHeight,
2606	u32SrcLineSize, u32SrcBitsPerPixel,
2607	pu8Dst,
2608	xDst, yDst,
2609	u32DstWidth, u32DstHeight,
2610	u32DstLineSize, u32DstBitsPerPixel);
2611	}
2612	}
2613	}
2614
2615	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2616	}
2617	}
2618	else
2619	{
2620	rc = VERR_INVALID_PARAMETER;
2621	}
2622
2623	if (RT_SUCCESS(rc))
2624	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2625
2626	return rc;
2627	}
2628
2629	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2630	{
2631	/// @todo (r=dmik) this function may take too long to complete if the VM
2632	// is doing something like saving state right now. Which, in case if it
2633	// is called on the GUI thread, will make it unresponsive. We should
2634	// check the machine state here (by enclosing the check and VMRequCall
2635	// within the Console lock to make it atomic).
2636
2637	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2638	(void *)aAddress, aX, aY, aWidth, aHeight));
2639
2640	CheckComArgExpr(aWidth, aWidth != 0);
2641	CheckComArgExpr(aHeight, aHeight != 0);
2642
2643	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2644
2645	CHECK_CONSOLE_DRV(mpDrv);
2646
2647	Console::SafeVMPtr ptrVM(mParent);
2648	if (!ptrVM.isOk())
2649	return ptrVM.rc();
2650
2651	/* Release lock because the call scheduled on EMT may also try to take it. */
2652	alock.release();
2653
2654	/*
2655	* Again we're lazy and make the graphics device do all the
2656	* dirty conversion work.
2657	*/
2658	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2659	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2660
2661	/*
2662	* If the function returns not supported, we'll have to do all the
2663	* work ourselves using the framebuffer.
2664	*/
2665	HRESULT rc = S_OK;
2666	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2667	{
2668	/** @todo implement generic fallback for screen blitting. */
2669	rc = E_NOTIMPL;
2670	}
2671	else if (RT_FAILURE(rcVBox))
2672	rc = setError(VBOX_E_IPRT_ERROR,
2673	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2674	/// @todo
2675	// else
2676	// {
2677	// /* All ok. Redraw the screen. */
2678	// handleDisplayUpdate(x, y, width, height);
2679	// }
2680
2681	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2682	return rc;
2683	}
2684
2685	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2686	{
2687	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2688
2689	unsigned uScreenId;
2690	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2691	{
2692	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2693
2694	if ( !pFBInfo->fVBVAEnabled
2695	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2696	{
2697	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2698	}
2699	else
2700	{
2701	if (!pFBInfo->fDisabled)
2702	{
2703	/* Render complete VRAM screen to the framebuffer.
2704	* When framebuffer uses VRAM directly, just notify it to update.
2705	*/
2706	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2707	{
2708	BYTE *pAddress = NULL;
2709	ULONG ulWidth = 0;
2710	ULONG ulHeight = 0;
2711	ULONG ulBitsPerPixel = 0;
2712	ULONG ulBytesPerLine = 0;
2713	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2714
2715	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2716	&ulWidth,
2717	&ulHeight,
2718	&ulBitsPerPixel,
2719	&ulBytesPerLine,
2720	&bitmapFormat);
2721	if (SUCCEEDED(hrc))
2722	{
2723	uint32_t width = pFBInfo->w;
2724	uint32_t height = pFBInfo->h;
2725
2726	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2727	int32_t xSrc = 0;
2728	int32_t ySrc = 0;
2729	uint32_t u32SrcWidth = pFBInfo->w;
2730	uint32_t u32SrcHeight = pFBInfo->h;
2731	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2732	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2733
2734	/* Default format is 32 bpp. */
2735	uint8_t *pu8Dst = pAddress;
2736	int32_t xDst = xSrc;
2737	int32_t yDst = ySrc;
2738	uint32_t u32DstWidth = u32SrcWidth;
2739	uint32_t u32DstHeight = u32SrcHeight;
2740	uint32_t u32DstLineSize = u32DstWidth * 4;
2741	uint32_t u32DstBitsPerPixel = 32;
2742
2743	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2744	* implies resize of Framebuffer is in progress and
2745	* copyrect should not be called.
2746	*/
2747	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2748	{
2749	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2750	width, height,
2751	pu8Src,
2752	xSrc, ySrc,
2753	u32SrcWidth, u32SrcHeight,
2754	u32SrcLineSize, u32SrcBitsPerPixel,
2755	pu8Dst,
2756	xDst, yDst,
2757	u32DstWidth, u32DstHeight,
2758	u32DstLineSize, u32DstBitsPerPixel);
2759	}
2760	}
2761	}
2762
2763	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2764	}
2765	}
2766	if (!fUpdateAll)
2767	break;
2768	}
2769	LogRelFlowFunc(("done\n"));
2770	return VINF_SUCCESS;
2771	}
2772
2773	/**
2774	* Does a full invalidation of the VM display and instructs the VM
2775	* to update it immediately.
2776	*
2777	* @returns COM status code
2778	*/
2779
2780	HRESULT Display::invalidateAndUpdate()
2781	{
2782	LogRelFlowFunc(("\n"));
2783
2784	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2785
2786	CHECK_CONSOLE_DRV(mpDrv);
2787
2788	Console::SafeVMPtr ptrVM(mParent);
2789	if (!ptrVM.isOk())
2790	return ptrVM.rc();
2791
2792	HRESULT rc = S_OK;
2793
2794	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2795
2796	/* Have to release the lock when calling EMT. */
2797	alock.release();
2798
2799	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2800	3, this, 0, true);
2801	alock.acquire();
2802
2803	if (RT_FAILURE(rcVBox))
2804	rc = setError(VBOX_E_IPRT_ERROR,
2805	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2806
2807	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2808	return rc;
2809	}
2810
2811	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2812	{
2813	LogRelFlowFunc(("\n"));
2814
2815	HRESULT rc = S_OK;
2816
2817	Console::SafeVMPtr ptrVM(mParent);
2818	if (!ptrVM.isOk())
2819	return ptrVM.rc();
2820
2821	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2822	3, this, aScreenId, false);
2823	if (RT_FAILURE(rcVBox))
2824	rc = setError(VBOX_E_IPRT_ERROR,
2825	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2826
2827	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2828	return rc;
2829	}
2830
2831	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2832	{
2833	#ifdef VBOX_WITH_VIDEOHWACCEL
2834	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
2835	return S_OK;
2836	#else
2837	return E_NOTIMPL;
2838	#endif
2839	}
2840
2841	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2842	{
2843	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2844
2845	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2846	if (mfIsCr3DEnabled)
2847	{
2848	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2849	if (RT_FAILURE(rc))
2850	{
2851	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2852	pFb->pendingViewportInfo.fPending = true;
2853	pFb->pendingViewportInfo.x = aX;
2854	pFb->pendingViewportInfo.y = aY;
2855	pFb->pendingViewportInfo.width = aWidth;
2856	pFb->pendingViewportInfo.height = aHeight;
2857	}
2858	}
2859	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2860
2861	/* The driver might not have been constructed yet */
2862	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2863	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2864
2865	return S_OK;
2866	}
2867
2868	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2869	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2870	{
2871	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2872
2873	Console::SafeVMPtr ptrVM(mParent);
2874	if (!ptrVM.isOk())
2875	return ptrVM.rc();
2876
2877	bool fSetRenderVRAM = false;
2878	bool fInvalidate = false;
2879
2880	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2881
2882	if (aScreenId >= mcMonitors)
2883	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
2884	aScreenId, mcMonitors);
2885
2886	if (!mfSourceBitmapEnabled)
2887	{
2888	aDisplaySourceBitmap = NULL;
2889	return E_FAIL;
2890	}
2891
2892	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2893
2894	/* No source bitmap for a blank guest screen. */
2895	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
2896	{
2897	aDisplaySourceBitmap = NULL;
2898	return E_FAIL;
2899	}
2900
2901	HRESULT hr = S_OK;
2902
2903	if (pFBInfo->pSourceBitmap.isNull())
2904	{
2905	/* Create a new object. */
2906	ComObjPtr<DisplaySourceBitmap> obj;
2907	hr = obj.createObject();
2908	if (SUCCEEDED(hr))
2909	hr = obj->init(this, aScreenId, pFBInfo);
2910
2911	if (SUCCEEDED(hr))
2912	{
2913	pFBInfo->pSourceBitmap = obj;
2914	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
2915
2916	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2917	{
2918	/* Start buffer updates. */
2919	BYTE *pAddress = NULL;
2920	ULONG ulWidth = 0;
2921	ULONG ulHeight = 0;
2922	ULONG ulBitsPerPixel = 0;
2923	ULONG ulBytesPerLine = 0;
2924	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2925
2926	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2927	&ulWidth,
2928	&ulHeight,
2929	&ulBitsPerPixel,
2930	&ulBytesPerLine,
2931	&bitmapFormat);
2932
2933	mpDrv->IConnector.pbData = pAddress;
2934	mpDrv->IConnector.cbScanline = ulBytesPerLine;
2935	mpDrv->IConnector.cBits = ulBitsPerPixel;
2936	mpDrv->IConnector.cx = ulWidth;
2937	mpDrv->IConnector.cy = ulHeight;
2938
2939	fSetRenderVRAM = pFBInfo->fDefaultFormat;
2940	}
2941
2942	/* Make sure that the bitmap contains the latest image. */
2943	fInvalidate = pFBInfo->fDefaultFormat;
2944	}
2945	}
2946
2947	if (SUCCEEDED(hr))
2948	{
2949	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
2950	}
2951
2952	/* Leave the IDisplay lock because the VGA device must not be called under it. */
2953	alock.release();
2954
2955	if (SUCCEEDED(hr))
2956	{
2957	if (fSetRenderVRAM)
2958	{
2959	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
2960	}
2961
2962	if (fInvalidate)
2963	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2964	3, this, aScreenId, false);
2965	}
2966
2967	LogRelFlowFunc(("%Rhrc\n", hr));
2968	return hr;
2969	}
2970
2971	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
2972	{
2973	NOREF(aGuestScreenLayout);
2974	return E_NOTIMPL;
2975	}
2976
2977	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
2978	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
2979	{
2980	NOREF(aScreenLayoutMode);
2981	NOREF(aGuestScreenInfo);
2982	return E_NOTIMPL;
2983	}
2984
2985	// wrapped IEventListener method
2986	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
2987	{
2988	VBoxEventType_T aType = VBoxEventType_Invalid;
2989
2990	aEvent->COMGETTER(Type)(&aType);
2991	switch (aType)
2992	{
2993	case VBoxEventType_OnStateChanged:
2994	{
2995	ComPtr<IStateChangedEvent> scev = aEvent;
2996	Assert(scev);
2997	MachineState_T machineState;
2998	scev->COMGETTER(State)(&machineState);
2999	if ( machineState == MachineState_Running
3000	\|\| machineState == MachineState_Teleporting
3001	\|\| machineState == MachineState_LiveSnapshotting
3002	\|\| machineState == MachineState_DeletingSnapshotOnline
3003	)
3004	{
3005	LogRelFlowFunc(("Machine is running.\n"));
3006
3007	#ifdef VBOX_WITH_CROGL
3008	i_crOglWindowsShow(true);
3009	#endif
3010	}
3011	else
3012	{
3013	#ifdef VBOX_WITH_CROGL
3014	if (machineState == MachineState_Paused)
3015	i_crOglWindowsShow(false);
3016	#endif
3017	}
3018	break;
3019	}
3020	default:
3021	AssertFailed();
3022	}
3023
3024	return S_OK;
3025	}
3026
3027
3028	// private methods
3029	/////////////////////////////////////////////////////////////////////////////
3030
3031	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3032	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3033	{
3034	VMMDev *pVMMDev = mParent->i_getVMMDev();
3035	if (!pVMMDev)
3036	return VERR_INVALID_STATE;
3037
3038	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3039	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3040
3041	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3042	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3043
3044	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3045	pData->aParms[0].u.uint32 = aScreenId;
3046
3047	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3048	pData->aParms[1].u.uint32 = x;
3049
3050	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3051	pData->aParms[2].u.uint32 = y;
3052
3053	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3054	pData->aParms[3].u.uint32 = width;
3055
3056	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3057	pData->aParms[4].u.uint32 = height;
3058
3059	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3060	}
3061	#endif
3062
3063	#ifdef VBOX_WITH_CRHGSMI
3064	void Display::i_setupCrHgsmiData(void)
3065	{
3066	VMMDev *pVMMDev = mParent->i_getVMMDev();
3067	Assert(pVMMDev);
3068	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3069	AssertRC(rc);
3070
3071	if (pVMMDev)
3072	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3073	else
3074	rc = VERR_GENERAL_FAILURE;
3075
3076	if (RT_SUCCESS(rc))
3077	{
3078	Assert(mhCrOglSvc);
3079	/* setup command completion callback */
3080	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3081	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3082	Completion.Hdr.cbCmd = sizeof(Completion);
3083	Completion.hCompletion = mpDrv->pVBVACallbacks;
3084	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3085
3086	VBOXHGCMSVCPARM parm;
3087	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3088	parm.u.pointer.addr = &Completion;
3089	parm.u.pointer.size = 0;
3090
3091	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3092	if (RT_SUCCESS(rc))
3093	mCrOglCallbacks = Completion.MainInterface;
3094	else
3095	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3096	}
3097
3098	if (RT_FAILURE(rc))
3099	mhCrOglSvc = NULL;
3100
3101	RTCritSectRwLeaveExcl(&mCrOglLock);
3102	}
3103
3104	void Display::i_destructCrHgsmiData(void)
3105	{
3106	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3107	AssertRC(rc);
3108	mhCrOglSvc = NULL;
3109	RTCritSectRwLeaveExcl(&mCrOglLock);
3110	}
3111	#endif /* VBOX_WITH_CRHGSMI */
3112
3113	/**
3114	* Handle display resize event issued by the VGA device for the primary screen.
3115	*
3116	* @see PDMIDISPLAYCONNECTOR::pfnResize
3117	*/
3118	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3119	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3120	{
3121	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3122	Display *pThis = pDrv->pDisplay;
3123
3124	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3125	bpp, pvVRAM, cbLine, cx, cy));
3126
3127	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3128	if (!f)
3129	{
3130	/* This is a result of recursive call when the source bitmap is being updated
3131	* during a VGA resize. Tell the VGA device to ignore the call.
3132	*
3133	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3134	* fail on resize.
3135	*/
3136	LogRel(("displayResizeCallback: already processing\n"));
3137	return VINF_VGA_RESIZE_IN_PROGRESS;
3138	}
3139
3140	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy,
3141	VBVA_SCREEN_F_ACTIVE, 0, 0, true);
3142
3143	/* Restore the flag. */
3144	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3145	AssertRelease(f);
3146
3147	return rc;
3148	}
3149
3150	/**
3151	* Handle display update.
3152	*
3153	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3154	*/
3155	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3156	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3157	{
3158	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3159
3160	#ifdef DEBUG_sunlover
3161	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3162	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3163	#endif /* DEBUG_sunlover */
3164
3165	/* This call does update regardless of VBVA status.
3166	* But in VBVA mode this is called only as result of
3167	* pfnUpdateDisplayAll in the VGA device.
3168	*/
3169
3170	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3171	}
3172
3173	/**
3174	* Periodic display refresh callback.
3175	*
3176	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3177	* @thread EMT
3178	*/
3179	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3180	{
3181	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3182
3183	#ifdef DEBUG_sunlover_2
3184	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3185	pDrv->pDisplay->mfVideoAccelEnabled));
3186	#endif /* DEBUG_sunlover_2 */
3187
3188	Display *pDisplay = pDrv->pDisplay;
3189	unsigned uScreenId;
3190
3191	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3192	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3193	{
3194	if (rc == VWRN_INVALID_STATE)
3195	{
3196	/* No VBVA do a display update. */
3197	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3198	}
3199
3200	/* Inform the VRDP server that the current display update sequence is
3201	* completed. At this moment the framebuffer memory contains a definite
3202	* image, that is synchronized with the orders already sent to VRDP client.
3203	* The server can now process redraw requests from clients or initial
3204	* fullscreen updates for new clients.
3205	*/
3206	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3207	{
3208	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3209	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3210	}
3211	}
3212
3213	#ifdef VBOX_WITH_VIDEOREC
3214	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3215	{
3216	do {
3217	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3218	if (pDisplay->mfIsCr3DEnabled)
3219	{
3220	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3221	{
3222	if ( pDisplay->mCrOglCallbacks.pfnHasData
3223	&& pDisplay->mCrOglCallbacks.pfnHasData())
3224	{
3225	/* submit */
3226	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3227
3228	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3229	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3230
3231	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3232	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3233	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3234	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3235	if (RT_SUCCESS(rc))
3236	break;
3237	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3238	}
3239
3240	/* no 3D data available, or error has occured,
3241	* go the straight way */
3242	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3243	}
3244	else
3245	{
3246	/* record request is still in progress, don't do anything */
3247	break;
3248	}
3249	}
3250	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3251
3252	uint64_t u64Now = RTTimeProgramMilliTS();
3253	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3254	{
3255	if (!pDisplay->maVideoRecEnabled[uScreenId])
3256	continue;
3257
3258	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3259	{
3260	pDisplay->i_videoCaptureStop();
3261	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3262	break;
3263	}
3264
3265	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3266	if (!pFBInfo->fDisabled)
3267	{
3268	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3269	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3270	if (RT_SUCCESS(rc2))
3271	{
3272	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3273	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3274	}
3275
3276	if (!pSourceBitmap.isNull())
3277	{
3278	BYTE *pbAddress = NULL;
3279	ULONG ulWidth = 0;
3280	ULONG ulHeight = 0;
3281	ULONG ulBitsPerPixel = 0;
3282	ULONG ulBytesPerLine = 0;
3283	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3284	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3285	&ulWidth,
3286	&ulHeight,
3287	&ulBitsPerPixel,
3288	&ulBytesPerLine,
3289	&bitmapFormat);
3290	if (SUCCEEDED(hr) && pbAddress)
3291	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3292	BitmapFormat_BGR,
3293	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3294	pbAddress, u64Now);
3295	else
3296	rc = VERR_NOT_SUPPORTED;
3297
3298	pSourceBitmap.setNull();
3299	}
3300	else
3301	rc = VERR_NOT_SUPPORTED;
3302
3303	if (rc == VINF_TRY_AGAIN)
3304	break;
3305	}
3306	}
3307	} while (0);
3308	}
3309	#endif /* VBOX_WITH_VIDEOREC */
3310
3311	#ifdef DEBUG_sunlover_2
3312	LogFlowFunc(("leave\n"));
3313	#endif /* DEBUG_sunlover_2 */
3314	}
3315
3316	/**
3317	* Reset notification
3318	*
3319	* @see PDMIDISPLAYCONNECTOR::pfnReset
3320	*/
3321	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3322	{
3323	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3324
3325	LogRelFlowFunc(("\n"));
3326
3327	/* Disable VBVA mode. */
3328	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3329	}
3330
3331	/**
3332	* LFBModeChange notification
3333	*
3334	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3335	*/
3336	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3337	{
3338	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3339
3340	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3341
3342	NOREF(fEnabled);
3343
3344	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3345	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3346	}
3347
3348	/**
3349	* Adapter information change notification.
3350	*
3351	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3352	*/
3353	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3354	uint32_t u32VRAMSize)
3355	{
3356	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3357	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3358	}
3359
3360	/**
3361	* Display information change notification.
3362	*
3363	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3364	*/
3365	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3366	void *pvVRAM, unsigned uScreenId)
3367	{
3368	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3369	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3370	}
3371
3372	#ifdef VBOX_WITH_VIDEOHWACCEL
3373
3374	#ifndef S_FALSE
3375	# define S_FALSE ((HRESULT)1L)
3376	#endif
3377
3378	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3379	{
3380	unsigned id = (unsigned)pCommand->iDisplay;
3381	if (id >= mcMonitors)
3382	return VERR_INVALID_PARAMETER;
3383
3384	ComPtr<IFramebuffer> pFramebuffer;
3385	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3386	pFramebuffer = maFramebuffers[id].pFramebuffer;
3387	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3388	arlock.release();
3389
3390	if (pFramebuffer == NULL \|\| !fVHWASupported)
3391	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3392
3393	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3394	if (hr == S_FALSE)
3395	return VINF_SUCCESS;
3396	if (SUCCEEDED(hr))
3397	return VINF_CALLBACK_RETURN;
3398	if (hr == E_ACCESSDENIED)
3399	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3400	if (hr == E_NOTIMPL)
3401	return VERR_NOT_IMPLEMENTED;
3402	return VERR_GENERAL_FAILURE;
3403	}
3404
3405	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3406	{
3407	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3408
3409	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3410	}
3411	#endif
3412
3413	#ifdef VBOX_WITH_CRHGSMI
3414	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3415	{
3416	RT_NOREF(u32Function);
3417	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3418	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3419	}
3420
3421	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3422	{
3423	RT_NOREF(u32Function);
3424	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3425	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3426	}
3427
3428	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3429	{
3430	int rc = VERR_NOT_SUPPORTED;
3431	VBOXHGCMSVCPARM parm;
3432	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3433	parm.u.pointer.addr = pCmd;
3434	parm.u.pointer.size = cbCmd;
3435
3436	if (mhCrOglSvc)
3437	{
3438	VMMDev *pVMMDev = mParent->i_getVMMDev();
3439	if (pVMMDev)
3440	{
3441	/* no completion callback is specified with this call,
3442	* the CrOgl code will complete the CrHgsmi command once it processes it */
3443	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3444	AssertRC(rc);
3445	if (RT_SUCCESS(rc))
3446	return;
3447	}
3448	else
3449	rc = VERR_INVALID_STATE;
3450	}
3451
3452	/* we are here because something went wrong with command processing, complete it */
3453	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3454	}
3455
3456	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3457	{
3458	int rc = VERR_NOT_SUPPORTED;
3459	VBOXHGCMSVCPARM parm;
3460	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3461	parm.u.pointer.addr = pCtl;
3462	parm.u.pointer.size = cbCtl;
3463
3464	if (mhCrOglSvc)
3465	{
3466	VMMDev *pVMMDev = mParent->i_getVMMDev();
3467	if (pVMMDev)
3468	{
3469	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3470	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3471	Display::i_displayCrHgsmiControlCompletion, this);
3472	AssertRC(rc);
3473	if (RT_SUCCESS(rc))
3474	{
3475	if (fCheckPendingViewport)
3476	{
3477	ULONG ul;
3478	for (ul = 0; ul < mcMonitors; ul++)
3479	{
3480	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3481	if (!pFb->pendingViewportInfo.fPending)
3482	continue;
3483
3484	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3485	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3486	if (RT_SUCCESS(rc))
3487	pFb->pendingViewportInfo.fPending = false;
3488	else
3489	{
3490	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3491	rc = VINF_SUCCESS;
3492	}
3493	}
3494	}
3495	return;
3496	}
3497	}
3498	else
3499	rc = VERR_INVALID_STATE;
3500	}
3501
3502	/* we are here because something went wrong with command processing, complete it */
3503	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3504	}
3505
3506	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3507	uint32_t cbCmd)
3508	{
3509	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3510
3511	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3512	}
3513
3514	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3515	uint32_t cbCmd)
3516	{
3517	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3518
3519	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3520	}
3521
3522	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3523	void *pvContext)
3524	{
3525	AssertMsgFailed(("not expected!\n"));
3526	Display pDisplay = (Display )pvContext;
3527	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3528	}
3529
3530	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3531	void *pvContext)
3532	{
3533	Display pDisplay = (Display )pvContext;
3534	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3535
3536	}
3537	#endif
3538
3539	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3540	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3541	void *pvContext)
3542	{
3543	RT_NOREF(u32Function);
3544	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3545	if (pCmd->u.pfnInternal)
3546	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3547	}
3548
3549	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3550	PFNCRCTLCOMPLETION pfnCompletion,
3551	void *pvCompletion)
3552	{
3553	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3554	if (!pVMMDev)
3555	{
3556	AssertMsgFailed(("no vmmdev\n"));
3557	return VERR_INVALID_STATE;
3558	}
3559
3560	Assert(mhCrOglSvc);
3561	VBOXHGCMSVCPARM parm;
3562	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3563	parm.u.pointer.addr = pCmd;
3564	parm.u.pointer.size = cbCmd;
3565
3566	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3567	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3568	pvCompletion);
3569	if (!RT_SUCCESS(rc))
3570	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3571
3572	return rc;
3573	}
3574
3575	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3576	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3577	PFNCRCTLCOMPLETION pfnCompletion,
3578	void *pvCompletion)
3579	{
3580	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3581	Display *pThis = pDrv->pDisplay;
3582	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3583	}
3584
3585	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3586	{
3587	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3588	if (RT_SUCCESS(rc))
3589	{
3590	if (mhCrOglSvc)
3591	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3592	else
3593	rc = VERR_NOT_SUPPORTED;
3594
3595	RTCritSectRwLeaveShared(&mCrOglLock);
3596	}
3597	return rc;
3598	}
3599
3600	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3601	{
3602	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3603	if (RT_SUCCESS(rc))
3604	{
3605	if (mhCrOglSvc)
3606	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3607	else
3608	rc = VERR_NOT_SUPPORTED;
3609
3610	RTCritSectRwLeaveShared(&mCrOglLock);
3611	}
3612	return rc;
3613	}
3614
3615	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3616	{
3617	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3618	if (!pCmdCopy)
3619	{
3620	LogRel(("RTMemAlloc failed\n"));
3621	return VERR_NO_MEMORY;
3622	}
3623
3624	memcpy(pCmdCopy, pCmd, cbCmd);
3625
3626	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3627	if (RT_FAILURE(rc))
3628	{
3629	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3630	RTMemFree(pCmdCopy);
3631	return rc;
3632	}
3633
3634	return VINF_SUCCESS;
3635	}
3636
3637	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3638	{
3639	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3640	AssertRCReturn(rc, rc);
3641
3642	if ( mCrOglCallbacks.pfnHasDataForScreen
3643	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3644	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3645	else
3646	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3647
3648	RTCritSectRwLeaveShared(&mCrOglLock);
3649
3650	return rc;
3651	}
3652
3653	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3654	{
3655	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3656	* However, using one of the prefixes indicating the timestamp unit
3657	* would be very valuable! */
3658	# ifdef VBOX_WITH_VIDEOREC
3659	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3660	# else
3661	RT_NOREF(uScreen, u64Timestamp);
3662	return false;
3663	# endif
3664	}
3665
3666	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3667	{
3668	RT_NOREF(uScreen, u64Timestamp);
3669	}
3670
3671	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3672	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3673	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3674	uint32_t uGuestWidth, uint32_t uGuestHeight,
3675	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3676	{
3677	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3678	# ifdef VBOX_WITH_VIDEOREC
3679	int rc = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3680	uPixelFormat,
3681	uBitsPerPixel, uBytesPerLine,
3682	uGuestWidth, uGuestHeight,
3683	pu8BufferAddress, u64Timestamp);
3684	NOREF(rc);
3685	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3686	# else
3687	RT_NOREF(uScreen, x, y, uPixelFormat, \
3688	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3689	# endif /* VBOX_WITH_VIDEOREC */
3690	}
3691
3692	void Display::i_handleVRecCompletion()
3693	{
3694	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3695	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3696	}
3697
3698	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3699
3700	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3701	{
3702	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3703	HRESULT hr = E_UNEXPECTED;
3704
3705	if (aScreenId >= mcMonitors)
3706	return E_INVALIDARG;
3707
3708	/* 3D acceleration enabled in VM config. */
3709	if (mfIsCr3DEnabled)
3710	{
3711	/* VBoxSharedCrOpenGL HGCM host service is running. */
3712	if (mhCrOglSvc)
3713	{
3714	VMMDev *pVMMDev = mParent->i_getVMMDev();
3715	if (pVMMDev)
3716	{
3717	VBOXCRCMDCTL_HGCM *pCtl;
3718	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3719	if (pCtl)
3720	{
3721	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3722	int rc;
3723
3724	pData->u32Screen = aScreenId;
3725	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3726	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3727
3728	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3729	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3730	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3731	pCtl->aParms[0].u.pointer.addr = pData;
3732	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3733
3734	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3735	if (RT_FAILURE(rc))
3736	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3737	else
3738	hr = S_OK;
3739
3740	RTMemFree(pCtl);
3741	}
3742	else
3743	{
3744	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3745	hr = E_OUTOFMEMORY;
3746	}
3747	}
3748	else
3749	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3750	}
3751	else
3752	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3753	}
3754	else
3755	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3756	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3757	# else
3758	{
3759	hr = S_OK;
3760	/* Need an interface like this here (and the #ifdefs needs adjusting):
3761	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3762	if (pUpPort && pUpPort->pfnSetScaleFactor)
3763	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3764	}
3765	# endif
3766
3767	return hr;
3768
3769	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3770	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
3771	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3772	return E_UNEXPECTED;
3773	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3774	}
3775
3776	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3777	{
3778	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3779	HRESULT hr = E_UNEXPECTED;
3780
3781	/* 3D acceleration enabled in VM config. */
3782	if (mfIsCr3DEnabled)
3783	{
3784	/* VBoxSharedCrOpenGL HGCM host service is running. */
3785	if (mhCrOglSvc)
3786	{
3787	VMMDev *pVMMDev = mParent->i_getVMMDev();
3788	if (pVMMDev)
3789	{
3790	VBOXCRCMDCTL_HGCM *pCtl;
3791	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
3792	if (pCtl)
3793	{
3794	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
3795	int rc;
3796
3797	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
3798
3799	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3800	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
3801	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3802	pCtl->aParms[0].u.pointer.addr = pData;
3803	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3804
3805	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3806	if (RT_FAILURE(rc))
3807	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3808	else
3809	hr = S_OK;
3810
3811	RTMemFree(pCtl);
3812	}
3813	else
3814	{
3815	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3816	hr = E_OUTOFMEMORY;
3817	}
3818	}
3819	else
3820	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3821	}
3822	else
3823	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
3824	}
3825	else
3826	{
3827	hr = S_OK;
3828	/* Need an interface like this here (and the #ifdefs needs adjusting):
3829	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3830	if (pUpPort && pUpPort->pfnSetScaleFactor)
3831	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3832	}
3833
3834	return hr;
3835
3836	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3837	RT_NOREF(fUnscaledHiDPI);
3838	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
3839	return E_UNEXPECTED;
3840	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3841	}
3842
3843	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3844	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
3845	uint32_t x, uint32_t y,
3846	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3847	uint32_t uGuestWidth, uint32_t uGuestHeight,
3848	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3849	{
3850	Display pDisplay = (Display )pvCtx;
3851	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
3852	x, y, BitmapFormat_BGR, uBitsPerPixel,
3853	uBytesPerLine, uGuestWidth, uGuestHeight,
3854	pu8BufferAddress, u64Timestamp);
3855	}
3856
3857	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3858	{
3859	Display pDisplay = (Display )pvCtx;
3860	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
3861	}
3862
3863	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3864	{
3865	Display pDisplay = (Display )pvCtx;
3866	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
3867	}
3868
3869	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
3870	{
3871	RT_NOREF(pCmd, cbCmd, rc);
3872	Display pDisplay = (Display )pvCompletion;
3873	pDisplay->i_handleVRecCompletion();
3874	}
3875
3876	#endif
3877
3878
3879	#ifdef VBOX_WITH_HGSMI
3880	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
3881	bool fRenderThreadMode)
3882	{
3883	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3884
3885	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3886	Display *pThis = pDrv->pDisplay;
3887
3888	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
3889	{
3890	LogRel(("Enabling different vbva mode\n"));
3891	#ifdef DEBUG_misha
3892	AssertMsgFailed(("enabling different vbva mode\n"));
3893	#endif
3894	return VERR_INVALID_STATE;
3895	}
3896
3897	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
3898	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
3899	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
3900	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
3901
3902	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
3903
3904	return VINF_SUCCESS;
3905	}
3906
3907	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3908	{
3909	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
3910
3911	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3912	Display *pThis = pDrv->pDisplay;
3913
3914	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3915
3916	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
3917
3918	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3919	{
3920	/* Make sure that the primary screen is visible now.
3921	* The guest can't use VBVA anymore, so only only the VGA device output works.
3922	*/
3923	if (pFBInfo->fDisabled)
3924	{
3925	pFBInfo->fDisabled = false;
3926	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
3927	GuestMonitorChangedEventType_Enabled,
3928	uScreenId,
3929	pFBInfo->xOrigin, pFBInfo->yOrigin,
3930	pFBInfo->w, pFBInfo->h);
3931	}
3932	}
3933
3934	pFBInfo->fVBVAEnabled = false;
3935	pFBInfo->fVBVAForceResize = false;
3936	pFBInfo->fRenderThreadMode = false;
3937
3938	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
3939
3940	pFBInfo->pVBVAHostFlags = NULL;
3941
3942	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3943	{
3944	/* Force full screen update, because VGA device must take control, do resize, etc. */
3945	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
3946	}
3947	}
3948
3949	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
3950	{
3951	RT_NOREF(uScreenId);
3952	LogFlowFunc(("uScreenId %d\n", uScreenId));
3953
3954	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3955	Display *pThis = pDrv->pDisplay;
3956
3957	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
3958	{
3959	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
3960	pThis->mcMonitors);
3961	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
3962	}
3963	}
3964
3965	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
3966	PCVBVACMDHDR pCmd, size_t cbCmd)
3967	{
3968	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
3969
3970	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3971	Display *pThis = pDrv->pDisplay;
3972	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
3973
3974	if (pFBInfo->fDefaultFormat)
3975	{
3976	/* Make sure that framebuffer contains the same image as the guest VRAM. */
3977	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
3978	&& !pFBInfo->fDisabled)
3979	{
3980	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
3981	}
3982	else if ( !pFBInfo->pSourceBitmap.isNull()
3983	&& !pFBInfo->fDisabled)
3984	{
3985	/* Render VRAM content to the framebuffer. */
3986	BYTE *pAddress = NULL;
3987	ULONG ulWidth = 0;
3988	ULONG ulHeight = 0;
3989	ULONG ulBitsPerPixel = 0;
3990	ULONG ulBytesPerLine = 0;
3991	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3992
3993	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3994	&ulWidth,
3995	&ulHeight,
3996	&ulBitsPerPixel,
3997	&ulBytesPerLine,
3998	&bitmapFormat);
3999	if (SUCCEEDED(hrc))
4000	{
4001	uint32_t width = pCmd->w;
4002	uint32_t height = pCmd->h;
4003
4004	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4005	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4006	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4007	uint32_t u32SrcWidth = pFBInfo->w;
4008	uint32_t u32SrcHeight = pFBInfo->h;
4009	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4010	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4011
4012	uint8_t *pu8Dst = pAddress;
4013	int32_t xDst = xSrc;
4014	int32_t yDst = ySrc;
4015	uint32_t u32DstWidth = u32SrcWidth;
4016	uint32_t u32DstHeight = u32SrcHeight;
4017	uint32_t u32DstLineSize = u32DstWidth * 4;
4018	uint32_t u32DstBitsPerPixel = 32;
4019
4020	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4021	width, height,
4022	pu8Src,
4023	xSrc, ySrc,
4024	u32SrcWidth, u32SrcHeight,
4025	u32SrcLineSize, u32SrcBitsPerPixel,
4026	pu8Dst,
4027	xDst, yDst,
4028	u32DstWidth, u32DstHeight,
4029	u32DstLineSize, u32DstBitsPerPixel);
4030	}
4031	}
4032	}
4033
4034	VBVACMDHDR hdrSaved = *pCmd;
4035
4036	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4037
4038	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4039	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4040
4041	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4042	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4043
4044	*pHdrUnconst = hdrSaved;
4045	}
4046
4047	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4048	uint32_t cx, uint32_t cy)
4049	{
4050	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4051
4052	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4053	Display *pThis = pDrv->pDisplay;
4054	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4055
4056	/** @todo handleFramebufferUpdate (uScreenId,
4057	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4058	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4059	* cx, cy);
4060	*/
4061	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4062	}
4063
4064	#ifdef DEBUG_sunlover
4065	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4066	{
4067	LogRel(("displayVBVAResize: [%d] %s\n"
4068	" pView->u32ViewIndex %d\n"
4069	" pView->u32ViewOffset 0x%08X\n"
4070	" pView->u32ViewSize 0x%08X\n"
4071	" pView->u32MaxScreenSize 0x%08X\n"
4072	" pScreen->i32OriginX %d\n"
4073	" pScreen->i32OriginY %d\n"
4074	" pScreen->u32StartOffset 0x%08X\n"
4075	" pScreen->u32LineSize 0x%08X\n"
4076	" pScreen->u32Width %d\n"
4077	" pScreen->u32Height %d\n"
4078	" pScreen->u16BitsPerPixel %d\n"
4079	" pScreen->u16Flags 0x%04X\n"
4080	" pFBInfo->u32Offset 0x%08X\n"
4081	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4082	" pFBInfo->u32InformationSize 0x%08X\n"
4083	" pFBInfo->fDisabled %d\n"
4084	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4085	" pFBInfo->u16BitsPerPixel %d\n"
4086	" pFBInfo->pu8FramebufferVRAM %p\n"
4087	" pFBInfo->u32LineSize 0x%08X\n"
4088	" pFBInfo->flags 0x%04X\n"
4089	" pFBInfo->pHostEvents %p\n"
4090	" pFBInfo->fDefaultFormat %d\n"
4091	" pFBInfo->fVBVAEnabled %d\n"
4092	" pFBInfo->fVBVAForceResize %d\n"
4093	" pFBInfo->pVBVAHostFlags %p\n"
4094	"",
4095	pScreen->u32ViewIndex,
4096	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4097	pView->u32ViewIndex,
4098	pView->u32ViewOffset,
4099	pView->u32ViewSize,
4100	pView->u32MaxScreenSize,
4101	pScreen->i32OriginX,
4102	pScreen->i32OriginY,
4103	pScreen->u32StartOffset,
4104	pScreen->u32LineSize,
4105	pScreen->u32Width,
4106	pScreen->u32Height,
4107	pScreen->u16BitsPerPixel,
4108	pScreen->u16Flags,
4109	pFBInfo->u32Offset,
4110	pFBInfo->u32MaxFramebufferSize,
4111	pFBInfo->u32InformationSize,
4112	pFBInfo->fDisabled,
4113	pFBInfo->xOrigin,
4114	pFBInfo->yOrigin,
4115	pFBInfo->w,
4116	pFBInfo->h,
4117	pFBInfo->u16BitsPerPixel,
4118	pFBInfo->pu8FramebufferVRAM,
4119	pFBInfo->u32LineSize,
4120	pFBInfo->flags,
4121	pFBInfo->pHostEvents,
4122	pFBInfo->fDefaultFormat,
4123	pFBInfo->fVBVAEnabled,
4124	pFBInfo->fVBVAForceResize,
4125	pFBInfo->pVBVAHostFlags
4126	));
4127	}
4128	#endif /* DEBUG_sunlover */
4129
4130	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4131	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4132	{
4133	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4134
4135	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4136	Display *pThis = pDrv->pDisplay;
4137
4138	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4139	}
4140
4141	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4142	{
4143	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4144
4145	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4146
4147	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4148	{
4149	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4150	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4151	* the VM window will be black. */
4152	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4153	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4154	int32_t xOrigin = pFBInfo->xOrigin;
4155	int32_t yOrigin = pFBInfo->yOrigin;
4156
4157	alock.release();
4158
4159	i_notifyCroglResize(pView, pScreen, pvVRAM);
4160
4161	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4162	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4163
4164	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
4165	GuestMonitorChangedEventType_Disabled,
4166	pScreen->u32ViewIndex,
4167	0, 0, 0, 0);
4168	return VINF_SUCCESS;
4169	}
4170
4171	VBVAINFOSCREEN screenInfo;
4172	RT_ZERO(screenInfo);
4173
4174	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4175	{
4176	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4177	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4178	* the code below to choose the "blanking" branches.
4179	*/
4180	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4181	screenInfo.i32OriginX = pFBInfo->xOrigin;
4182	screenInfo.i32OriginY = pFBInfo->yOrigin;
4183	screenInfo.u32StartOffset = 0; /* Irrelevant */
4184	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4185	screenInfo.u32Width = pFBInfo->w;
4186	screenInfo.u32Height = pFBInfo->h;
4187	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4188	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4189
4190	pScreen = &screenInfo;
4191	}
4192
4193	/* Resize if VBVA was just enabled or display was in disabled state.
4194	* Also if there is no framebuffer, a resize will be required, because the framebuffer was/will be changed.
4195	*/
4196	bool fResize = pFBInfo->fVBVAForceResize \|\| pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4197
4198	/* If the screen blanked state is changing, then do a resize request to make sure that the framebuffer
4199	* is notified and requests a new source bitmap.
4200	*/
4201	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
4202
4203	/* Check if this is a real resize or a notification about the screen origin.
4204	* The guest uses this VBVAResize call for both.
4205	*/
4206	fResize = fResize
4207	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4208	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4209	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4210	\|\| pFBInfo->w != pScreen->u32Width
4211	\|\| pFBInfo->h != pScreen->u32Height;
4212
4213	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4214	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4215
4216	/* The event for disabled->enabled transition. */
4217	const bool fGuestMonitorChangedEvent = pFBInfo->fDisabled;
4218
4219	if (fResetInputMapping)
4220	{
4221	/// @todo Rename to m* and verify whether some kind of lock is required.
4222	xInputMappingOrigin = 0;
4223	yInputMappingOrigin = 0;
4224	cxInputMapping = 0;
4225	cyInputMapping = 0;
4226	}
4227
4228	alock.release();
4229
4230	if (fNewOrigin \|\| fResize)
4231	i_notifyCroglResize(pView, pScreen, pvVRAM);
4232
4233	if (fGuestMonitorChangedEvent)
4234	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
4235	GuestMonitorChangedEventType_Enabled,
4236	pScreen->u32ViewIndex,
4237	pScreen->i32OriginX, pScreen->i32OriginY,
4238	pScreen->u32Width, pScreen->u32Height);
4239
4240	if (fNewOrigin)
4241	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
4242	GuestMonitorChangedEventType_NewOrigin,
4243	pScreen->u32ViewIndex,
4244	pScreen->i32OriginX, pScreen->i32OriginY,
4245	0, 0);
4246
4247	if (!fResize)
4248	{
4249	/* No parameters of the framebuffer have actually changed. */
4250	if (fNewOrigin)
4251	{
4252	/* VRDP server still need this notification. */
4253	LogRelFlowFunc(("Calling VRDP\n"));
4254	mParent->i_consoleVRDPServer()->SendResize();
4255	}
4256	return VINF_SUCCESS;
4257	}
4258
4259	/* Do a regular resize. */
4260	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4261	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4262	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4263	pScreen->i32OriginX, pScreen->i32OriginY, false);
4264	}
4265
4266	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4267	uint32_t xHot, uint32_t yHot,
4268	uint32_t cx, uint32_t cy,
4269	const void *pvShape)
4270	{
4271	LogFlowFunc(("\n"));
4272
4273	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4274
4275	uint32_t cbShape = 0;
4276	if (pvShape)
4277	{
4278	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4279	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4280	}
4281
4282	/* Tell the console about it */
4283	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4284	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4285
4286	return VINF_SUCCESS;
4287	}
4288
4289	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4290	{
4291	LogFlowFunc(("\n"));
4292
4293	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4294	Display *pThis = pDrv->pDisplay;
4295
4296	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4297	}
4298
4299	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4300	uint32_t cx, uint32_t cy)
4301	{
4302	LogFlowFunc(("\n"));
4303
4304	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4305	Display *pThis = pDrv->pDisplay;
4306
4307	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4308	}
4309
4310	#endif /* VBOX_WITH_HGSMI */
4311
4312	/**
4313	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4314	*/
4315	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4316	{
4317	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4318	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4319	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4320	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4321	return NULL;
4322	}
4323
4324
4325	/**
4326	* Destruct a display driver instance.
4327	*
4328	* @returns VBox status code.
4329	* @param pDrvIns The driver instance data.
4330	*/
4331	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4332	{
4333	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4334	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4335	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4336
4337	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4338
4339	pThis->IConnector.pbData = NULL;
4340	pThis->IConnector.cbScanline = 0;
4341	pThis->IConnector.cBits = 32;
4342	pThis->IConnector.cx = 0;
4343	pThis->IConnector.cy = 0;
4344
4345	if (pThis->pDisplay)
4346	{
4347	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4348	#ifdef VBOX_WITH_VIDEOREC
4349	pThis->pDisplay->i_videoCaptureStop();
4350	#endif
4351	#ifdef VBOX_WITH_CRHGSMI
4352	pThis->pDisplay->i_destructCrHgsmiData();
4353	#endif
4354	pThis->pDisplay->mpDrv = NULL;
4355	pThis->pDisplay->mpVMMDev = NULL;
4356	}
4357	}
4358
4359
4360	/**
4361	* Construct a display driver instance.
4362	*
4363	* @copydoc FNPDMDRVCONSTRUCT
4364	*/
4365	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4366	{
4367	RT_NOREF(fFlags);
4368	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4369	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4370	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4371
4372	/*
4373	* Validate configuration.
4374	*/
4375	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4376	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4377	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4378	("Configuration error: Not possible to attach anything to this driver!\n"),
4379	VERR_PDM_DRVINS_NO_ATTACH);
4380
4381	/*
4382	* Init Interfaces.
4383	*/
4384	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4385
4386	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4387	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4388	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4389	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4390	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4391	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4392	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4393	#ifdef VBOX_WITH_VIDEOHWACCEL
4394	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4395	#endif
4396	#ifdef VBOX_WITH_CRHGSMI
4397	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4398	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4399	#endif
4400	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4401	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4402	#endif
4403	#ifdef VBOX_WITH_HGSMI
4404	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4405	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4406	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4407	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4408	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4409	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4410	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4411	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4412	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4413	#endif
4414
4415	/*
4416	* Get the IDisplayPort interface of the above driver/device.
4417	*/
4418	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4419	if (!pThis->pUpPort)
4420	{
4421	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4422	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4423	}
4424	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4425	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4426	if (!pThis->pVBVACallbacks)
4427	{
4428	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4429	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4430	}
4431	#endif
4432	/*
4433	* Get the Display object pointer and update the mpDrv member.
4434	*/
4435	void *pv;
4436	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4437	if (RT_FAILURE(rc))
4438	{
4439	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4440	return rc;
4441	}
4442	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4443	pThis->pDisplay = pDisplay;
4444	pThis->pDisplay->mpDrv = pThis;
4445
4446	/* Disable VRAM to a buffer copy initially. */
4447	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4448	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4449
4450	/*
4451	* Start periodic screen refreshes
4452	*/
4453	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4454
4455	#ifdef VBOX_WITH_CRHGSMI
4456	pDisplay->i_setupCrHgsmiData();
4457	#endif
4458
4459	#ifdef VBOX_WITH_VIDEOREC
4460	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4461	BOOL fEnabled = false;
4462	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4463	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4464
4465	if (fEnabled)
4466	{
4467	rc = pDisplay->i_videoCaptureStart();
4468	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4469	}
4470	#endif
4471
4472	return rc;
4473	}
4474
4475
4476	/**
4477	* Display driver registration record.
4478	*/
4479	const PDMDRVREG Display::DrvReg =
4480	{
4481	/* u32Version */
4482	PDM_DRVREG_VERSION,
4483	/* szName */
4484	"MainDisplay",
4485	/* szRCMod */
4486	"",
4487	/* szR0Mod */
4488	"",
4489	/* pszDescription */
4490	"Main display driver (Main as in the API).",
4491	/* fFlags */
4492	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4493	/* fClass. */
4494	PDM_DRVREG_CLASS_DISPLAY,
4495	/* cMaxInstances */
4496	~0U,
4497	/* cbInstance */
4498	sizeof(DRVMAINDISPLAY),
4499	/* pfnConstruct */
4500	Display::i_drvConstruct,
4501	/* pfnDestruct */
4502	Display::i_drvDestruct,
4503	/* pfnRelocate */
4504	NULL,
4505	/* pfnIOCtl */
4506	NULL,
4507	/* pfnPowerOn */
4508	NULL,
4509	/* pfnReset */
4510	NULL,
4511	/* pfnSuspend */
4512	NULL,
4513	/* pfnResume */
4514	NULL,
4515	/* pfnAttach */
4516	NULL,
4517	/* pfnDetach */
4518	NULL,
4519	/* pfnPowerOff */
4520	NULL,
4521	/* pfnSoftReset */
4522	NULL,
4523	/* u32EndVersion */
4524	PDM_DRVREG_VERSION
4525	};
4526
4527	/* 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@ 66394

Download in other formats: