DisplayImpl.cpp@ 68803

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1	/* $Id: DisplayImpl.cpp 68803 2017-09-20 13:06:54Z 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	#define LOG_GROUP LOG_GROUP_MAIN_DISPLAY
19	#include "LoggingNew.h"
20
21	#include "DisplayImpl.h"
22	#include "DisplayUtils.h"
23	#include "ConsoleImpl.h"
24	#include "ConsoleVRDPServer.h"
25	#include "GuestImpl.h"
26	#include "VMMDev.h"
27
28	#include "AutoCaller.h"
29
30	/* generated header */
31	#include "VBoxEvents.h"
32
33	#include <iprt/semaphore.h>
34	#include <iprt/thread.h>
35	#include <iprt/asm.h>
36	#include <iprt/time.h>
37	#include <iprt/cpp/utils.h>
38	#include <iprt/alloca.h>
39
40	#include <VBox/vmm/pdmdrv.h>
41	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
42	# include <VBox/vmm/vm.h>
43	#endif
44
45	#ifdef VBOX_WITH_VIDEOHWACCEL
46	# include <VBoxVideo.h>
47	#endif
48
49	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
50	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
51	#endif
52
53	#include <VBox/com/array.h>
54
55	#ifdef VBOX_WITH_VIDEOREC
56	# include <iprt/path.h>
57	# include "VideoRec.h"
58
59	# ifdef VBOX_WITH_LIBVPX
60	# ifdef _MSC_VER
61	# pragma warning(push)
62	# pragma warning(disable: 4668) /* vpx_codec.h(64) : warning C4668: '__GNUC__' is not defined as a preprocessor macro, replacing with '0' for '#if/#elif' */
63	# include <vpx/vpx_encoder.h>
64	# pragma warning(pop)
65	# else
66	# include <vpx/vpx_encoder.h>
67	# endif
68	# endif
69	#endif
70
71	#ifdef VBOX_WITH_CROGL
72	typedef enum
73	{
74	CRVREC_STATE_IDLE,
75	CRVREC_STATE_SUBMITTED
76	} CRVREC_STATE;
77	#endif
78
79	/**
80	* Display driver instance data.
81	*
82	* @implements PDMIDISPLAYCONNECTOR
83	*/
84	typedef struct DRVMAINDISPLAY
85	{
86	/** Pointer to the display object. */
87	Display *pDisplay;
88	/** Pointer to the driver instance structure. */
89	PPDMDRVINS pDrvIns;
90	/** Pointer to the keyboard port interface of the driver/device above us. */
91	PPDMIDISPLAYPORT pUpPort;
92	/** Our display connector interface. */
93	PDMIDISPLAYCONNECTOR IConnector;
94	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
95	/** VBVA callbacks */
96	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
97	#endif
98	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
99
100	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
101	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
102
103	// constructor / destructor
104	/////////////////////////////////////////////////////////////////////////////
105
106	Display::Display()
107	: mParent(NULL), mfIsCr3DEnabled(false)
108	{
109	}
110
111	Display::~Display()
112	{
113	}
114
115
116	HRESULT Display::FinalConstruct()
117	{
118	int rc = videoAccelConstruct(&mVideoAccelLegacy);
119	AssertRC(rc);
120
121	mfVideoAccelVRDP = false;
122	mfu32SupportedOrders = 0;
123	mcVideoAccelVRDPRefs = 0;
124
125	mfSeamlessEnabled = false;
126	mpRectVisibleRegion = NULL;
127	mcRectVisibleRegion = 0;
128
129	#ifdef VBOX_WITH_CROGL
130	mfCrOglDataHidden = false;
131	#endif
132
133	mpDrv = NULL;
134	mpVMMDev = NULL;
135	mfVMMDevInited = false;
136
137	rc = RTCritSectInit(&mVideoAccelLock);
138	AssertRC(rc);
139
140	#ifdef VBOX_WITH_HGSMI
141	mu32UpdateVBVAFlags = 0;
142	mfVMMDevSupportsGraphics = false;
143	mfGuestVBVACapabilities = 0;
144	mfHostCursorCapabilities = 0;
145	#endif
146
147	#ifdef VBOX_WITH_VIDEOREC
148	rc = RTCritSectInit(&mVideoCaptureLock);
149	AssertRC(rc);
150
151	mpVideoRecCtx = NULL;
152	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
153	maVideoRecEnabled[i] = true;
154	#endif
155
156	#ifdef VBOX_WITH_CRHGSMI
157	mhCrOglSvc = NULL;
158	rc = RTCritSectRwInit(&mCrOglLock);
159	AssertRC(rc);
160	#endif
161
162	#ifdef VBOX_WITH_CROGL
163	RT_ZERO(mCrOglCallbacks);
164	RT_ZERO(mCrOglScreenshotData);
165	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
166	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
167	mCrOglScreenshotData.pvContext = this;
168	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
169	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
170	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
171	#endif
172
173	return BaseFinalConstruct();
174	}
175
176	void Display::FinalRelease()
177	{
178	uninit();
179
180	#ifdef VBOX_WITH_VIDEOREC
181	if (RTCritSectIsInitialized(&mVideoCaptureLock))
182	{
183	RTCritSectDelete(&mVideoCaptureLock);
184	RT_ZERO(mVideoCaptureLock);
185	}
186	#endif
187
188	videoAccelDestroy(&mVideoAccelLegacy);
189	i_saveVisibleRegion(0, NULL);
190
191	if (RTCritSectIsInitialized(&mVideoAccelLock))
192	{
193	RTCritSectDelete(&mVideoAccelLock);
194	RT_ZERO(mVideoAccelLock);
195	}
196
197	#ifdef VBOX_WITH_CRHGSMI
198	if (RTCritSectRwIsInitialized(&mCrOglLock))
199	{
200	RTCritSectRwDelete(&mCrOglLock);
201	RT_ZERO(mCrOglLock);
202	}
203	#endif
204	BaseFinalRelease();
205	}
206
207	// public initializer/uninitializer for internal purposes only
208	/////////////////////////////////////////////////////////////////////////////
209
210	#define kMaxSizeThumbnail 64
211
212	/**
213	* Save thumbnail and screenshot of the guest screen.
214	*/
215	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
216	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
217	{
218	int rc = VINF_SUCCESS;
219
220	uint8_t *pu8Thumbnail = NULL;
221	uint32_t cbThumbnail = 0;
222	uint32_t cxThumbnail = 0;
223	uint32_t cyThumbnail = 0;
224
225	if (cx > cy)
226	{
227	cxThumbnail = kMaxSizeThumbnail;
228	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
229	}
230	else
231	{
232	cyThumbnail = kMaxSizeThumbnail;
233	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
234	}
235
236	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
237
238	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
239	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
240
241	if (pu8Thumbnail)
242	{
243	uint8_t *dst = pu8Thumbnail;
244	uint8_t *src = pbData;
245	int dstW = cxThumbnail;
246	int dstH = cyThumbnail;
247	int srcW = cx;
248	int srcH = cy;
249	int iDeltaLine = cx * 4;
250
251	BitmapScale32(dst,
252	dstW, dstH,
253	src,
254	iDeltaLine,
255	srcW, srcH);
256
257	*ppu8Thumbnail = pu8Thumbnail;
258	*pcbThumbnail = cbThumbnail;
259	*pcxThumbnail = cxThumbnail;
260	*pcyThumbnail = cyThumbnail;
261	}
262	else
263	{
264	rc = VERR_NO_MEMORY;
265	}
266
267	return rc;
268	}
269
270	#ifdef VBOX_WITH_CROGL
271	typedef struct
272	{
273	CRVBOXHGCMTAKESCREENSHOT Base;
274
275	/* 32bpp small RGB image. */
276	uint8_t *pu8Thumbnail;
277	uint32_t cbThumbnail;
278	uint32_t cxThumbnail;
279	uint32_t cyThumbnail;
280
281	/* PNG screenshot. */
282	uint8_t *pu8PNG;
283	uint32_t cbPNG;
284	uint32_t cxPNG;
285	uint32_t cyPNG;
286	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
287
288	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
289	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
290	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
291	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
292	{
293	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
294	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
295	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
296	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
297	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
298	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
299	if (RT_FAILURE(rc))
300	{
301	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
302	if (pData->pu8PNG)
303	{
304	RTMemFree(pData->pu8PNG);
305	pData->pu8PNG = NULL;
306	}
307	pData->cbPNG = 0;
308	pData->cxPNG = 0;
309	pData->cyPNG = 0;
310	}
311	}
312	#endif
313
314	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
315	{
316	Display that = static_cast<Display>(pvUser);
317
318	/* 32bpp small RGB image. */
319	uint8_t *pu8Thumbnail = NULL;
320	uint32_t cbThumbnail = 0;
321	uint32_t cxThumbnail = 0;
322	uint32_t cyThumbnail = 0;
323
324	/* PNG screenshot. */
325	uint8_t *pu8PNG = NULL;
326	uint32_t cbPNG = 0;
327	uint32_t cxPNG = 0;
328	uint32_t cyPNG = 0;
329
330	Console::SafeVMPtr ptrVM(that->mParent);
331	if (ptrVM.isOk())
332	{
333	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
334	BOOL f3DSnapshot = FALSE;
335	if ( that->mfIsCr3DEnabled
336	&& that->mCrOglCallbacks.pfnHasData
337	&& that->mCrOglCallbacks.pfnHasData())
338	{
339	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
340	if (pVMMDev)
341	{
342	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
343	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
344	if (pScreenshot)
345	{
346	/* screen id or CRSCREEN_ALL to specify all enabled */
347	pScreenshot->Base.u32Screen = 0;
348	pScreenshot->Base.u32Width = 0;
349	pScreenshot->Base.u32Height = 0;
350	pScreenshot->Base.u32Pitch = 0;
351	pScreenshot->Base.pvBuffer = NULL;
352	pScreenshot->Base.pvContext = pScreenshot;
353	pScreenshot->Base.pfnScreenshotBegin = NULL;
354	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
355	pScreenshot->Base.pfnScreenshotEnd = NULL;
356
357	VBOXCRCMDCTL_HGCM data;
358	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
359	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
360
361	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
362	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
363	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
364
365	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
366	if (RT_SUCCESS(rc))
367	{
368	if (pScreenshot->pu8PNG)
369	{
370	pu8Thumbnail = pScreenshot->pu8Thumbnail;
371	cbThumbnail = pScreenshot->cbThumbnail;
372	cxThumbnail = pScreenshot->cxThumbnail;
373	cyThumbnail = pScreenshot->cyThumbnail;
374
375	/* PNG screenshot. */
376	pu8PNG = pScreenshot->pu8PNG;
377	cbPNG = pScreenshot->cbPNG;
378	cxPNG = pScreenshot->cxPNG;
379	cyPNG = pScreenshot->cyPNG;
380	f3DSnapshot = TRUE;
381	}
382	else
383	AssertMsgFailed(("no png\n"));
384	}
385	else
386	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
387
388
389	RTMemFree(pScreenshot);
390	}
391	}
392	}
393
394	if (!f3DSnapshot)
395	#endif
396	{
397	/* Query RGB bitmap. */
398	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
399	uint8_t *pbData = NULL;
400	size_t cbData = 0;
401	uint32_t cx = 0;
402	uint32_t cy = 0;
403	bool fFreeMem = false;
404	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
405
406	/*
407	* It is possible that success is returned but everything is 0 or NULL.
408	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
409	*/
410	if (RT_SUCCESS(rc) && pbData)
411	{
412	Assert(cx && cy);
413
414	/* Prepare a small thumbnail and a PNG screenshot. */
415	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
416	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
417	if (RT_FAILURE(rc))
418	{
419	if (pu8PNG)
420	{
421	RTMemFree(pu8PNG);
422	pu8PNG = NULL;
423	}
424	cbPNG = 0;
425	cxPNG = 0;
426	cyPNG = 0;
427	}
428
429	if (fFreeMem)
430	RTMemFree(pbData);
431	else
432	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
433	}
434	}
435	}
436	else
437	{
438	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
439	}
440
441	/* Regardless of rc, save what is available:
442	* Data format:
443	* uint32_t cBlocks;
444	* [blocks]
445	*
446	* Each block is:
447	* uint32_t cbBlock; if 0 - no 'block data'.
448	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
449	* [block data]
450	*
451	* Block data for bitmap and PNG:
452	* uint32_t cx;
453	* uint32_t cy;
454	* [image data]
455	*/
456	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
457
458	/* First block. */
459	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
460	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
461
462	if (cbThumbnail)
463	{
464	SSMR3PutU32(pSSM, cxThumbnail);
465	SSMR3PutU32(pSSM, cyThumbnail);
466	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
467	}
468
469	/* Second block. */
470	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
471	SSMR3PutU32(pSSM, 1); /* Block type: png. */
472
473	if (cbPNG)
474	{
475	SSMR3PutU32(pSSM, cxPNG);
476	SSMR3PutU32(pSSM, cyPNG);
477	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
478	}
479
480	RTMemFree(pu8PNG);
481	RTMemFree(pu8Thumbnail);
482	}
483
484	DECLCALLBACK(int)
485	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
486	{
487	RT_NOREF(pvUser);
488	if (uVersion != sSSMDisplayScreenshotVer)
489	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
490	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
491
492	/* Skip data. */
493	uint32_t cBlocks;
494	int rc = SSMR3GetU32(pSSM, &cBlocks);
495	AssertRCReturn(rc, rc);
496
497	for (uint32_t i = 0; i < cBlocks; i++)
498	{
499	uint32_t cbBlock;
500	rc = SSMR3GetU32(pSSM, &cbBlock);
501	AssertRCBreak(rc);
502
503	uint32_t typeOfBlock;
504	rc = SSMR3GetU32(pSSM, &typeOfBlock);
505	AssertRCBreak(rc);
506
507	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
508
509	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
510	* do not write any data if the image size was 0.
511	* @todo Fix and increase saved state version.
512	*/
513	if (cbBlock > 2 * sizeof(uint32_t))
514	{
515	rc = SSMR3Skip(pSSM, cbBlock);
516	AssertRCBreak(rc);
517	}
518	}
519
520	return rc;
521	}
522
523	/**
524	* Save/Load some important guest state
525	*/
526	DECLCALLBACK(void)
527	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
528	{
529	Display that = static_cast<Display>(pvUser);
530
531	SSMR3PutU32(pSSM, that->mcMonitors);
532	for (unsigned i = 0; i < that->mcMonitors; i++)
533	{
534	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
535	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
536	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
537	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
538	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
539	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
540	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
541	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
542	}
543	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
544	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
545	SSMR3PutU32(pSSM, that->cxInputMapping);
546	SSMR3PutU32(pSSM, that->cyInputMapping);
547	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
548	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
549	}
550
551	DECLCALLBACK(int)
552	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
553	{
554	Display that = static_cast<Display>(pvUser);
555
556	if ( uVersion != sSSMDisplayVer
557	&& uVersion != sSSMDisplayVer2
558	&& uVersion != sSSMDisplayVer3
559	&& uVersion != sSSMDisplayVer4
560	&& uVersion != sSSMDisplayVer5)
561	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
562	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
563
564	uint32_t cMonitors;
565	int rc = SSMR3GetU32(pSSM, &cMonitors);
566	AssertRCReturn(rc, rc);
567	if (cMonitors != that->mcMonitors)
568	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
569
570	for (uint32_t i = 0; i < cMonitors; i++)
571	{
572	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
573	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
574	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
575	if ( uVersion == sSSMDisplayVer2
576	\|\| uVersion == sSSMDisplayVer3
577	\|\| uVersion == sSSMDisplayVer4
578	\|\| uVersion == sSSMDisplayVer5)
579	{
580	uint32_t w;
581	uint32_t h;
582	SSMR3GetU32(pSSM, &w);
583	SSMR3GetU32(pSSM, &h);
584	that->maFramebuffers[i].w = w;
585	that->maFramebuffers[i].h = h;
586	}
587	if ( uVersion == sSSMDisplayVer3
588	\|\| uVersion == sSSMDisplayVer4
589	\|\| uVersion == sSSMDisplayVer5)
590	{
591	int32_t xOrigin;
592	int32_t yOrigin;
593	uint32_t flags;
594	SSMR3GetS32(pSSM, &xOrigin);
595	SSMR3GetS32(pSSM, &yOrigin);
596	SSMR3GetU32(pSSM, &flags);
597	that->maFramebuffers[i].xOrigin = xOrigin;
598	that->maFramebuffers[i].yOrigin = yOrigin;
599	that->maFramebuffers[i].flags = (uint16_t)flags;
600	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
601	}
602	}
603	if ( uVersion == sSSMDisplayVer4
604	\|\| uVersion == sSSMDisplayVer5)
605	{
606	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
607	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
608	SSMR3GetU32(pSSM, &that->cxInputMapping);
609	SSMR3GetU32(pSSM, &that->cyInputMapping);
610	}
611	if (uVersion == sSSMDisplayVer5)
612	{
613	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
614	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
615	}
616
617	return VINF_SUCCESS;
618	}
619
620	/**
621	* Initializes the display object.
622	*
623	* @returns COM result indicator
624	* @param aParent handle of our parent object
625	*/
626	HRESULT Display::init(Console *aParent)
627	{
628	ComAssertRet(aParent, E_INVALIDARG);
629	/* Enclose the state transition NotReady->InInit->Ready */
630	AutoInitSpan autoInitSpan(this);
631	AssertReturn(autoInitSpan.isOk(), E_FAIL);
632
633	unconst(mParent) = aParent;
634
635	mfSourceBitmapEnabled = true;
636	fVGAResizing = false;
637
638	ULONG ul;
639	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
640	mcMonitors = ul;
641	xInputMappingOrigin = 0;
642	yInputMappingOrigin = 0;
643	cxInputMapping = 0;
644	cyInputMapping = 0;
645
646	for (ul = 0; ul < mcMonitors; ul++)
647	{
648	maFramebuffers[ul].u32Offset = 0;
649	maFramebuffers[ul].u32MaxFramebufferSize = 0;
650	maFramebuffers[ul].u32InformationSize = 0;
651
652	maFramebuffers[ul].pFramebuffer = NULL;
653	/* All secondary monitors are disabled at startup. */
654	maFramebuffers[ul].fDisabled = ul > 0;
655
656	maFramebuffers[ul].u32Caps = 0;
657
658	maFramebuffers[ul].updateImage.pu8Address = NULL;
659	maFramebuffers[ul].updateImage.cbLine = 0;
660
661	maFramebuffers[ul].xOrigin = 0;
662	maFramebuffers[ul].yOrigin = 0;
663
664	maFramebuffers[ul].w = 0;
665	maFramebuffers[ul].h = 0;
666
667	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
668
669	maFramebuffers[ul].u16BitsPerPixel = 0;
670	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
671	maFramebuffers[ul].u32LineSize = 0;
672
673	maFramebuffers[ul].pHostEvents = NULL;
674
675	maFramebuffers[ul].fDefaultFormat = false;
676
677	#ifdef VBOX_WITH_HGSMI
678	maFramebuffers[ul].fVBVAEnabled = false;
679	maFramebuffers[ul].fVBVAForceResize = false;
680	maFramebuffers[ul].fRenderThreadMode = false;
681	maFramebuffers[ul].pVBVAHostFlags = NULL;
682	#endif /* VBOX_WITH_HGSMI */
683	#ifdef VBOX_WITH_CROGL
684	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
685	#endif
686	}
687
688	{
689	// register listener for state change events
690	ComPtr<IEventSource> es;
691	mParent->COMGETTER(EventSource)(es.asOutParam());
692	com::SafeArray<VBoxEventType_T> eventTypes;
693	eventTypes.push_back(VBoxEventType_OnStateChanged);
694	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
695	}
696
697	/* Cache the 3D settings. */
698	BOOL fIs3DEnabled = FALSE;
699	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
700	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
701	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
702	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
703
704	/* Confirm a successful initialization */
705	autoInitSpan.setSucceeded();
706
707	return S_OK;
708	}
709
710	/**
711	* Uninitializes the instance and sets the ready flag to FALSE.
712	* Called either from FinalRelease() or by the parent when it gets destroyed.
713	*/
714	void Display::uninit()
715	{
716	LogRelFlowFunc(("this=%p\n", this));
717
718	/* Enclose the state transition Ready->InUninit->NotReady */
719	AutoUninitSpan autoUninitSpan(this);
720	if (autoUninitSpan.uninitDone())
721	return;
722
723	unsigned uScreenId;
724	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
725	{
726	maFramebuffers[uScreenId].pSourceBitmap.setNull();
727	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
728	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
729	maFramebuffers[uScreenId].updateImage.cbLine = 0;
730	maFramebuffers[uScreenId].pFramebuffer.setNull();
731	#ifdef VBOX_WITH_VIDEOREC
732	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
733	#endif
734	}
735
736	if (mParent)
737	{
738	ComPtr<IEventSource> es;
739	mParent->COMGETTER(EventSource)(es.asOutParam());
740	es->UnregisterListener(this);
741	}
742
743	unconst(mParent) = NULL;
744
745	if (mpDrv)
746	mpDrv->pDisplay = NULL;
747
748	mpDrv = NULL;
749	mpVMMDev = NULL;
750	mfVMMDevInited = true;
751	}
752
753	/**
754	* Register the SSM methods. Called by the power up thread to be able to
755	* pass pVM
756	*/
757	int Display::i_registerSSM(PUVM pUVM)
758	{
759	/* Version 2 adds width and height of the framebuffer; version 3 adds
760	* the framebuffer offset in the virtual desktop and the framebuffer flags;
761	* version 4 adds guest to host input event mapping and version 5 adds
762	* guest VBVA and host cursor capabilities.
763	*/
764	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
765	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
766	NULL, NULL, NULL,
767	NULL, i_displaySSMSave, NULL,
768	NULL, i_displaySSMLoad, NULL, this);
769	AssertRCReturn(rc, rc);
770
771	/*
772	* Register loaders for old saved states where iInstance was
773	* 3 * sizeof(uint32_t *) due to a code mistake.
774	*/
775	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
776	NULL, NULL, NULL,
777	NULL, NULL, NULL,
778	NULL, i_displaySSMLoad, NULL, this);
779	AssertRCReturn(rc, rc);
780
781	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
782	NULL, NULL, NULL,
783	NULL, NULL, NULL,
784	NULL, i_displaySSMLoad, NULL, this);
785	AssertRCReturn(rc, rc);
786
787	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
788	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
789	NULL, NULL, NULL,
790	NULL, i_displaySSMSaveScreenshot, NULL,
791	NULL, i_displaySSMLoadScreenshot, NULL, this);
792
793	AssertRCReturn(rc, rc);
794
795	return VINF_SUCCESS;
796	}
797
798	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
799	{
800	RT_NOREF(pCmd, cbCmd, rc);
801	Assert(pvCompletion);
802	RTMemFree(pvCompletion);
803	}
804
805	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
806	int Display::i_crOglWindowsShow(bool fShow)
807	{
808	if (!mfCrOglDataHidden == !!fShow)
809	return VINF_SUCCESS;
810
811	if (!mhCrOglSvc)
812	{
813	/* No 3D or the VMSVGA3d kind. */
814	Assert(!mfIsCr3DEnabled);
815	return VERR_INVALID_STATE;
816	}
817
818	VMMDev *pVMMDev = mParent->i_getVMMDev();
819	if (!pVMMDev)
820	{
821	AssertMsgFailed(("no vmmdev\n"));
822	return VERR_INVALID_STATE;
823	}
824
825	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
826	if (!pData)
827	{
828	AssertMsgFailed(("RTMemAlloc failed\n"));
829	return VERR_NO_MEMORY;
830	}
831
832	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
833	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
834
835	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
836	pData->aParms[0].u.uint32 = (uint32_t)fShow;
837
838	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
839	if (RT_SUCCESS(rc))
840	mfCrOglDataHidden = !fShow;
841	else
842	{
843	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
844	RTMemFree(pData);
845	}
846
847	return rc;
848	}
849	#endif
850
851
852	// public methods only for internal purposes
853	/////////////////////////////////////////////////////////////////////////////
854
855	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
856	{
857	RT_NOREF(pView);
858	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
859	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
860	return VINF_SUCCESS; /* nop it */
861
862	if (mfIsCr3DEnabled)
863	{
864	int rc = VERR_INVALID_STATE;
865	if (mhCrOglSvc)
866	{
867	VMMDev *pVMMDev = mParent->i_getVMMDev();
868	if (pVMMDev)
869	{
870	VBOXCRCMDCTL_HGCM *pCtl;
871	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
872	if (pCtl)
873	{
874	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
875	pData->Screen = *pScreen;
876	pData->pvVRAM = pvVRAM;
877
878	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
879	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
880	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
881	pCtl->aParms[0].u.pointer.addr = pData;
882	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
883
884	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
885	if (RT_FAILURE(rc))
886	{
887	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
888	RTMemFree(pCtl);
889	}
890	}
891	else
892	rc = VERR_NO_MEMORY;
893	}
894	}
895
896	return rc;
897	}
898	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
899	RT_NOREF(pScreen, pvVRAM);
900	#endif
901	return VINF_SUCCESS;
902	}
903
904	/**
905	* Handles display resize event.
906	*
907	* @param uScreenId Screen ID
908	* @param bpp New bits per pixel.
909	* @param pvVRAM VRAM pointer.
910	* @param cbLine New bytes per line.
911	* @param w New display width.
912	* @param h New display height.
913	* @param flags Flags of the new video mode.
914	* @param xOrigin New display origin X.
915	* @param yOrigin New display origin Y.
916	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
917	*/
918	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
919	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
920	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
921	{
922	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
923	pvVRAM, w, h, bpp, cbLine, flags));
924
925	/* Caller must not hold the object lock. */
926	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
927
928	/* Note: the old code checked if the video mode was actially chnaged and
929	* did not invalidate the source bitmap if the mode did not change.
930	* The new code always invalidates the source bitmap, i.e. it will
931	* notify the frontend even if nothing actually changed.
932	*
933	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
934	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
935	* the @todo below.
936	*/
937
938	/* Make sure that the VGA device does not access the source bitmap. */
939	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
940	{
941	/// @todo It is probably more convenient to implement
942	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
943	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
944	// fSet = false disables rendering and VGA can check
945	// if it is already rendering to a different bitmap, avoiding
946	// enable/disable rendering races.
947	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
948
949	mpDrv->IConnector.pbData = NULL;
950	mpDrv->IConnector.cbScanline = 0;
951	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
952	mpDrv->IConnector.cx = 0;
953	mpDrv->IConnector.cy = 0;
954	}
955
956	/* Update maFramebuffers[uScreenId] under lock. */
957	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
958
959	if (uScreenId >= mcMonitors)
960	return VINF_SUCCESS;
961
962	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
963
964	/* Whether the monitor position has changed.
965	* A resize initiated by the VGA device does not change the monitor position.
966	*/
967	const bool fNewOrigin = !fVGAResize
968	&& ( pFBInfo->xOrigin != xOrigin
969	\|\| pFBInfo->yOrigin != yOrigin);
970
971	/* The event for disabled->enabled transition.
972	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
973	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
974	*/
975	const bool fGuestMonitorChangedEvent = !fVGAResize
976	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
977
978	/* Reset the update mode. */
979	pFBInfo->updateImage.pSourceBitmap.setNull();
980	pFBInfo->updateImage.pu8Address = NULL;
981	pFBInfo->updateImage.cbLine = 0;
982
983	/* Release the current source bitmap. */
984	pFBInfo->pSourceBitmap.setNull();
985
986	/* VGA blanking is signaled as w=0, h=0, bpp=0 and cbLine=0, and it's
987	* best to keep the old resolution, as otherwise the window size would
988	* change before the new resolution is known. */
989	const bool fVGABlank = fVGAResize && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
990	&& w == 0 && h == 0 && bpp == 0 && cbLine == 0;
991	if (fVGABlank)
992	{
993	w = pFBInfo->w;
994	h = pFBInfo->h;
995	}
996
997	/* Update the video mode information. */
998	pFBInfo->w = w;
999	pFBInfo->h = h;
1000	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
1001	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
1002	pFBInfo->u32LineSize = cbLine;
1003	if (!fVGAResize)
1004	{
1005	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
1006	pFBInfo->flags = flags;
1007	pFBInfo->xOrigin = xOrigin;
1008	pFBInfo->yOrigin = yOrigin;
1009	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1010	pFBInfo->fVBVAForceResize = false;
1011	}
1012	else
1013	{
1014	pFBInfo->flags = 0;
1015	if (fVGABlank)
1016	pFBInfo->flags \|= VBVA_SCREEN_F_BLANK;
1017	pFBInfo->fDisabled = false;
1018	}
1019
1020	/* Prepare local vars for the notification code below. */
1021	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1022	const bool fDisabled = pFBInfo->fDisabled;
1023
1024	alock.release();
1025
1026	if (!pFramebuffer.isNull())
1027	{
1028	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1029	LogFunc(("NotifyChange hr %08X\n", hr));
1030	NOREF(hr);
1031	}
1032
1033	if (fGuestMonitorChangedEvent)
1034	{
1035	if (fDisabled)
1036	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1037	GuestMonitorChangedEventType_Disabled,
1038	uScreenId,
1039	0, 0, 0, 0);
1040	else
1041	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1042	GuestMonitorChangedEventType_Enabled,
1043	uScreenId,
1044	xOrigin, yOrigin, w, h);
1045	}
1046
1047	if (fNewOrigin)
1048	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1049	GuestMonitorChangedEventType_NewOrigin,
1050	uScreenId,
1051	xOrigin, yOrigin, 0, 0);
1052
1053	/* Inform the VRDP server about the change of display parameters. */
1054	LogRelFlowFunc(("Calling VRDP\n"));
1055	mParent->i_consoleVRDPServer()->SendResize();
1056
1057	/* And re-send the seamless rectangles if necessary. */
1058	if (mfSeamlessEnabled)
1059	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1060
1061	#ifdef VBOX_WITH_VIDEOREC
1062	i_videoCaptureScreenChanged(uScreenId);
1063	#endif
1064
1065	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1066
1067	return VINF_SUCCESS;
1068	}
1069
1070	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1071	{
1072	/* Correct negative x and y coordinates. */
1073	if (*px < 0)
1074	{
1075	px += pw; /* Compute xRight which is also the new width. */
1076
1077	pw = (px < 0)? 0: *px;
1078
1079	*px = 0;
1080	}
1081
1082	if (*py < 0)
1083	{
1084	py += ph; /* Compute xBottom, which is also the new height. */
1085
1086	ph = (py < 0)? 0: *py;
1087
1088	*py = 0;
1089	}
1090
1091	/* Also check if coords are greater than the display resolution. */
1092	if (px + pw > cx)
1093	{
1094	pw = cx > px? cx - *px: 0;
1095	}
1096
1097	if (py + ph > cy)
1098	{
1099	ph = cy > py? cy - *py: 0;
1100	}
1101	}
1102
1103	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1104	{
1105	/*
1106	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1107	* Safe to use VBVA vars and take the framebuffer lock.
1108	*/
1109
1110	#ifdef DEBUG_sunlover
1111	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1112	uScreenId, x, y, w, h));
1113	#endif /* DEBUG_sunlover */
1114
1115	/* No updates for a disabled guest screen. */
1116	if (maFramebuffers[uScreenId].fDisabled)
1117	return;
1118
1119	/* No updates for a blank guest screen. */
1120	/** @note Disabled for now, as the GUI does not update the picture when we
1121	* first blank. */
1122	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1123	return; */
1124
1125	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1126	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1127
1128	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1129	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1130
1131	alockr.release();
1132
1133	if (RT_LIKELY(!pFramebuffer.isNull()))
1134	{
1135	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1136	{
1137	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1138
1139	if (w != 0 && h != 0)
1140	{
1141	pFramebuffer->NotifyUpdate(x, y, w, h);
1142	}
1143	}
1144	else
1145	{
1146	if (RT_LIKELY(!pSourceBitmap.isNull()))
1147	{ /* likely */ }
1148	else
1149	{
1150	/* Create a source bitmap if UpdateImage mode is used. */
1151	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1152	if (SUCCEEDED(hr))
1153	{
1154	BYTE *pAddress = NULL;
1155	ULONG ulWidth = 0;
1156	ULONG ulHeight = 0;
1157	ULONG ulBitsPerPixel = 0;
1158	ULONG ulBytesPerLine = 0;
1159	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1160
1161	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1162	&ulWidth,
1163	&ulHeight,
1164	&ulBitsPerPixel,
1165	&ulBytesPerLine,
1166	&bitmapFormat);
1167	if (SUCCEEDED(hr))
1168	{
1169	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1170
1171	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1172	{
1173	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1174	pFBInfo->updateImage.pu8Address = pAddress;
1175	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1176	}
1177
1178	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1179
1180	alockw.release();
1181	}
1182	}
1183	}
1184
1185	if (RT_LIKELY(!pSourceBitmap.isNull()))
1186	{
1187	BYTE *pbAddress = NULL;
1188	ULONG ulWidth = 0;
1189	ULONG ulHeight = 0;
1190	ULONG ulBitsPerPixel = 0;
1191	ULONG ulBytesPerLine = 0;
1192	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1193
1194	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1195	&ulWidth,
1196	&ulHeight,
1197	&ulBitsPerPixel,
1198	&ulBytesPerLine,
1199	&bitmapFormat);
1200	if (SUCCEEDED(hr))
1201	{
1202	/* Make sure that the requested update is within the source bitmap dimensions. */
1203	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1204
1205	if (w != 0 && h != 0)
1206	{
1207	const size_t cbData = w * h * 4;
1208	com::SafeArray<BYTE> image(cbData);
1209
1210	uint8_t *pu8Dst = image.raw();
1211	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1212
1213	int i;
1214	for (i = y; i < y + h; ++i)
1215	{
1216	memcpy(pu8Dst, pu8Src, w * 4);
1217	pu8Dst += w * 4;
1218	pu8Src += ulBytesPerLine;
1219	}
1220
1221	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1222	}
1223	}
1224	}
1225	}
1226	}
1227
1228	#ifndef VBOX_WITH_HGSMI
1229	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1230	{
1231	#else
1232	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1233	{
1234	#endif /* VBOX_WITH_HGSMI */
1235	/* When VBVA is enabled, the VRDP server is informed
1236	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1237	* Inform the server here only if VBVA is disabled.
1238	*/
1239	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1240	}
1241	}
1242
1243	void Display::i_updateGuestGraphicsFacility(void)
1244	{
1245	Guest* pGuest = mParent->i_getGuest();
1246	AssertPtrReturnVoid(pGuest);
1247	/* The following is from GuestImpl.cpp. */
1248	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1249	* to move the graphics and seamless capability -> facility translation to
1250	* VMMDev so this could be saved. */
1251	RTTIMESPEC TimeSpecTS;
1252	RTTimeNow(&TimeSpecTS);
1253
1254	if ( mfVMMDevSupportsGraphics
1255	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1256	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1257	VBoxGuestFacilityStatus_Active,
1258	0 /fFlags/, &TimeSpecTS);
1259	else
1260	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1261	VBoxGuestFacilityStatus_Inactive,
1262	0 /fFlags/, &TimeSpecTS);
1263	}
1264
1265	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1266	{
1267	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1268	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1269	return;
1270	mfVMMDevSupportsGraphics = fSupportsGraphics;
1271	i_updateGuestGraphicsFacility();
1272	/* The VMMDev interface notifies the console. */
1273	}
1274
1275	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1276	{
1277	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1278	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1279
1280	mfGuestVBVACapabilities = fNewCapabilities;
1281	if (!fNotify)
1282	return;
1283	i_updateGuestGraphicsFacility();
1284	/* Tell the console about it */
1285	mParent->i_onAdditionsStateChange();
1286	}
1287
1288	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1289	{
1290	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1291
1292	xInputMappingOrigin = xOrigin;
1293	yInputMappingOrigin = yOrigin;
1294	cxInputMapping = cx;
1295	cyInputMapping = cy;
1296
1297	/* Re-send the seamless rectangles if necessary. */
1298	if (mfSeamlessEnabled)
1299	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1300	}
1301
1302	/**
1303	* Returns the upper left and lower right corners of the virtual framebuffer.
1304	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1305	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1306	*/
1307	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1308	int32_t px2, int32_t py2)
1309	{
1310	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1311	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1312
1313	AssertPtrReturnVoid(px1);
1314	AssertPtrReturnVoid(py1);
1315	AssertPtrReturnVoid(px2);
1316	AssertPtrReturnVoid(py2);
1317	LogRelFlowFunc(("\n"));
1318
1319	if (!mpDrv)
1320	return;
1321	/* If VBVA is not in use then this flag will not be set and this
1322	* will still work as it should. */
1323	if (!maFramebuffers[0].fDisabled)
1324	{
1325	x1 = (int32_t)maFramebuffers[0].xOrigin;
1326	y1 = (int32_t)maFramebuffers[0].yOrigin;
1327	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1328	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1329	}
1330	if (cxInputMapping && cyInputMapping)
1331	{
1332	x1 = xInputMappingOrigin;
1333	y1 = yInputMappingOrigin;
1334	x2 = xInputMappingOrigin + cxInputMapping;
1335	y2 = yInputMappingOrigin + cyInputMapping;
1336	}
1337	else
1338	for (unsigned i = 1; i < mcMonitors; ++i)
1339	{
1340	if (!maFramebuffers[i].fDisabled)
1341	{
1342	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1343	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1344	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1345	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1346	}
1347	}
1348	*px1 = x1;
1349	*py1 = y1;
1350	*px2 = x2;
1351	*py2 = y2;
1352	}
1353
1354	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1355	{
1356	/* Do we need this to access mParent? I presume that the safe VM pointer
1357	* ensures that mpDrv will remain valid. */
1358	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1359	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1360	& ~fCapabilitiesRemoved;
1361
1362	Console::SafeVMPtr ptrVM(mParent);
1363	if (!ptrVM.isOk())
1364	return ptrVM.rc();
1365	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1366	return S_OK;
1367	CHECK_CONSOLE_DRV(mpDrv);
1368	alock.release(); /* Release before calling up for lock order reasons. */
1369	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1370	mfHostCursorCapabilities = fHostCursorCapabilities;
1371	return S_OK;
1372	}
1373
1374	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1375	{
1376	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1377	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1378	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1379	xAdj = RT_MIN(xAdj, cxInputMapping);
1380	yAdj = RT_MIN(yAdj, cyInputMapping);
1381
1382	Console::SafeVMPtr ptrVM(mParent);
1383	if (!ptrVM.isOk())
1384	return ptrVM.rc();
1385	CHECK_CONSOLE_DRV(mpDrv);
1386	alock.release(); /* Release before calling up for lock order reasons. */
1387	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1388	return S_OK;
1389	}
1390
1391	static bool displayIntersectRect(RTRECT *prectResult,
1392	const RTRECT *prect1,
1393	const RTRECT *prect2)
1394	{
1395	/* Initialize result to an empty record. */
1396	memset(prectResult, 0, sizeof(RTRECT));
1397
1398	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1399	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1400
1401	if (xLeftResult < xRightResult)
1402	{
1403	/* There is intersection by X. */
1404
1405	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1406	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1407
1408	if (yTopResult < yBottomResult)
1409	{
1410	/* There is intersection by Y. */
1411
1412	prectResult->xLeft = xLeftResult;
1413	prectResult->yTop = yTopResult;
1414	prectResult->xRight = xRightResult;
1415	prectResult->yBottom = yBottomResult;
1416
1417	return true;
1418	}
1419	}
1420
1421	return false;
1422	}
1423
1424	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1425	{
1426	RTRECT *pRectVisibleRegion = NULL;
1427
1428	if (pRect == mpRectVisibleRegion)
1429	return VINF_SUCCESS;
1430	if (cRect != 0)
1431	{
1432	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1433	if (!pRectVisibleRegion)
1434	{
1435	return VERR_NO_MEMORY;
1436	}
1437	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1438	}
1439	if (mpRectVisibleRegion)
1440	RTMemFree(mpRectVisibleRegion);
1441	mcRectVisibleRegion = cRect;
1442	mpRectVisibleRegion = pRectVisibleRegion;
1443	return VINF_SUCCESS;
1444	}
1445
1446	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1447	{
1448	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1449	* sizeof(RTRECT));
1450	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1451	if (!pVisibleRegion)
1452	{
1453	return VERR_NO_TMP_MEMORY;
1454	}
1455	int rc = i_saveVisibleRegion(cRect, pRect);
1456	if (RT_FAILURE(rc))
1457	{
1458	RTMemTmpFree(pVisibleRegion);
1459	return rc;
1460	}
1461
1462	unsigned uScreenId;
1463	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1464	{
1465	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1466
1467	if ( !pFBInfo->pFramebuffer.isNull()
1468	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1469	{
1470	/* Prepare a new array of rectangles which intersect with the framebuffer.
1471	*/
1472	RTRECT rectFramebuffer;
1473	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1474	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1475	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1476	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1477
1478	uint32_t cRectVisibleRegion = 0;
1479
1480	uint32_t i;
1481	for (i = 0; i < cRect; i++)
1482	{
1483	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1484	{
1485	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1486	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1487	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1488	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1489
1490	cRectVisibleRegion++;
1491	}
1492	}
1493	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1494	}
1495	}
1496
1497	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1498	VMMDev *vmmDev = mParent->i_getVMMDev();
1499	if (mfIsCr3DEnabled && vmmDev)
1500	{
1501	if (mhCrOglSvc)
1502	{
1503	VBOXCRCMDCTL_HGCM *pCtl;
1504	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1505	if (pCtl)
1506	{
1507	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1508	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1509
1510	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1511	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1512
1513	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1514	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1515	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1516
1517	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1518	if (!RT_SUCCESS(rc))
1519	{
1520	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1521	RTMemFree(pCtl);
1522	}
1523	}
1524	else
1525	AssertMsgFailed(("failed to allocate rects memory\n"));
1526	}
1527	else
1528	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1529	}
1530	#endif
1531
1532	RTMemTmpFree(pVisibleRegion);
1533
1534	return VINF_SUCCESS;
1535	}
1536
1537	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1538	{
1539	/// @todo Currently not used by the guest and is not implemented in
1540	/// framebuffers. Remove?
1541	RT_NOREF(pcRects, paRects);
1542	return VERR_NOT_SUPPORTED;
1543	}
1544
1545	#ifdef VBOX_WITH_HGSMI
1546	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1547	uint32_t fu32SupportedOrders,
1548	bool fVideoAccelVRDP,
1549	DISPLAYFBINFO *pFBInfo)
1550	{
1551	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1552
1553	if (pFBInfo->pVBVAHostFlags)
1554	{
1555	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1556
1557	if (pFBInfo->fVBVAEnabled)
1558	{
1559	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1560
1561	if (fVideoAccelVRDP)
1562	{
1563	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1564	}
1565	}
1566
1567	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1568	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1569
1570	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1571	}
1572	}
1573
1574	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1575	bool fVideoAccelVRDP,
1576	DISPLAYFBINFO *paFBInfos,
1577	unsigned cFBInfos)
1578	{
1579	unsigned uScreenId;
1580
1581	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1582	{
1583	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1584	}
1585	}
1586	#endif /* VBOX_WITH_HGSMI */
1587
1588	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1589	{
1590	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1591	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1592	if (RT_SUCCESS(rc))
1593	{
1594	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1595	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1596	}
1597	LogFlowFunc(("leave %Rrc\n", rc));
1598	return rc;
1599	}
1600
1601	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1602	{
1603	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1604	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1605	if (RT_SUCCESS(rc))
1606	{
1607	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1608	videoAccelLeaveVGA(&mVideoAccelLegacy);
1609	}
1610	LogFlowFunc(("leave %Rrc\n", rc));
1611	return rc;
1612	}
1613
1614	void Display::VideoAccelFlushVMMDev(void)
1615	{
1616	LogFlowFunc(("enter\n"));
1617	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1618	if (RT_SUCCESS(rc))
1619	{
1620	i_VideoAccelFlush(mpDrv->pUpPort);
1621	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1622	}
1623	LogFlowFunc(("leave\n"));
1624	}
1625
1626	/* Called always by one VRDP server thread. Can be thread-unsafe.
1627	*/
1628	void Display::i_VideoAccelVRDP(bool fEnable)
1629	{
1630	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1631
1632	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1633
1634	int c = fEnable?
1635	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1636	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1637
1638	Assert (c >= 0);
1639
1640	/* This can run concurrently with Display videoaccel state change. */
1641	RTCritSectEnter(&mVideoAccelLock);
1642
1643	if (c == 0)
1644	{
1645	/* The last client has disconnected, and the accel can be
1646	* disabled.
1647	*/
1648	Assert(fEnable == false);
1649
1650	mfVideoAccelVRDP = false;
1651	mfu32SupportedOrders = 0;
1652
1653	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1654	maFramebuffers, mcMonitors);
1655	#ifdef VBOX_WITH_HGSMI
1656	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1657	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1658	#endif /* VBOX_WITH_HGSMI */
1659
1660	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1661	}
1662	else if ( c == 1
1663	&& !mfVideoAccelVRDP)
1664	{
1665	/* The first client has connected. Enable the accel.
1666	*/
1667	Assert(fEnable == true);
1668
1669	mfVideoAccelVRDP = true;
1670	/* Supporting all orders. */
1671	mfu32SupportedOrders = UINT32_MAX;
1672
1673	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1674	maFramebuffers, mcMonitors);
1675	#ifdef VBOX_WITH_HGSMI
1676	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1677	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1678	#endif /* VBOX_WITH_HGSMI */
1679
1680	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1681	}
1682	else
1683	{
1684	/* A client is connected or disconnected but there is no change in the
1685	* accel state. It remains enabled.
1686	*/
1687	Assert(mfVideoAccelVRDP == true);
1688	}
1689
1690	RTCritSectLeave(&mVideoAccelLock);
1691	}
1692
1693	void Display::i_notifyPowerDown(void)
1694	{
1695	LogRelFlowFunc(("\n"));
1696
1697	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1698
1699	/* Source bitmaps are not available anymore. */
1700	mfSourceBitmapEnabled = false;
1701
1702	alock.release();
1703
1704	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1705	unsigned uScreenId = mcMonitors;
1706	while (uScreenId > 0)
1707	{
1708	--uScreenId;
1709
1710	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1711	if (!pFBInfo->fDisabled)
1712	{
1713	i_handleDisplayResize(uScreenId, 32,
1714	pFBInfo->pu8FramebufferVRAM,
1715	pFBInfo->u32LineSize,
1716	pFBInfo->w,
1717	pFBInfo->h,
1718	pFBInfo->flags,
1719	pFBInfo->xOrigin,
1720	pFBInfo->yOrigin,
1721	false);
1722	}
1723	}
1724	}
1725
1726	// Wrapped IDisplay methods
1727	/////////////////////////////////////////////////////////////////////////////
1728	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1729	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1730	{
1731	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1732
1733	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1734
1735	if (aScreenId >= mcMonitors)
1736	return E_INVALIDARG;
1737
1738	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1739
1740	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1741
1742	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1743	guestMonitorStatus = GuestMonitorStatus_Disabled;
1744	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1745	guestMonitorStatus = GuestMonitorStatus_Blank;
1746
1747	if (aWidth)
1748	*aWidth = pFBInfo->w;
1749	if (aHeight)
1750	*aHeight = pFBInfo->h;
1751	if (aBitsPerPixel)
1752	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1753	if (aXOrigin)
1754	*aXOrigin = pFBInfo->xOrigin;
1755	if (aYOrigin)
1756	*aYOrigin = pFBInfo->yOrigin;
1757	if (aGuestMonitorStatus)
1758	*aGuestMonitorStatus = guestMonitorStatus;
1759
1760	return S_OK;
1761	}
1762
1763
1764	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1765	{
1766	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1767
1768	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1769
1770	if (aScreenId >= mcMonitors)
1771	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1772	aScreenId, mcMonitors);
1773
1774	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1775	if (!pFBInfo->pFramebuffer.isNull())
1776	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1777	aScreenId);
1778
1779	pFBInfo->pFramebuffer = aFramebuffer;
1780	pFBInfo->framebufferId.create();
1781	aId = pFBInfo->framebufferId;
1782
1783	SafeArray<FramebufferCapabilities_T> caps;
1784	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1785	pFBInfo->u32Caps = 0;
1786	size_t i;
1787	for (i = 0; i < caps.size(); ++i)
1788	pFBInfo->u32Caps \|= caps[i];
1789
1790	alock.release();
1791
1792	/* The driver might not have been constructed yet */
1793	if (mpDrv)
1794	{
1795	/* Inform the framebuffer about the actual screen size. */
1796	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1797	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1798
1799	/* Re-send the seamless rectangles if necessary. */
1800	if (mfSeamlessEnabled)
1801	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1802	}
1803
1804	Console::SafeVMPtrQuiet ptrVM(mParent);
1805	if (ptrVM.isOk())
1806	{
1807	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1808	if (mfIsCr3DEnabled)
1809	{
1810	VBOXCRCMDCTL_HGCM data;
1811	RT_ZERO(data);
1812	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1813	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1814
1815	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1816	data.aParms[0].u.uint32 = aScreenId;
1817
1818	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1819	AssertRC(vrc);
1820	}
1821	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1822
1823	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1824	3, this, aScreenId, false);
1825	}
1826
1827	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1828	return S_OK;
1829	}
1830
1831	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1832	{
1833	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1834
1835	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1836
1837	if (aScreenId >= mcMonitors)
1838	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1839	aScreenId, mcMonitors);
1840
1841	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1842
1843	if (pFBInfo->framebufferId != aId)
1844	{
1845	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1846	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1847	}
1848
1849	pFBInfo->pFramebuffer.setNull();
1850	pFBInfo->framebufferId.clear();
1851
1852	alock.release();
1853
1854	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1855	Console::SafeVMPtrQuiet ptrVM(mParent);
1856	if (ptrVM.isOk())
1857	{
1858	if (mfIsCr3DEnabled)
1859	{
1860	VBOXCRCMDCTL_HGCM data;
1861	RT_ZERO(data);
1862	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1863	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1864
1865	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1866	data.aParms[0].u.uint32 = aScreenId;
1867
1868	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1869	AssertRC(vrc);
1870	}
1871	}
1872	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1873
1874	return S_OK;
1875	}
1876
1877	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1878	{
1879	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1880
1881	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1882
1883	if (aScreenId >= mcMonitors)
1884	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1885	aScreenId, mcMonitors);
1886
1887	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1888
1889	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1890
1891	return S_OK;
1892	}
1893
1894	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1895	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1896	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
1897	{
1898	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1899	{
1900	/* Some of parameters must not change. Query current mode. */
1901	ULONG ulWidth = 0;
1902	ULONG ulHeight = 0;
1903	ULONG ulBitsPerPixel = 0;
1904	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1905	if (FAILED(hr))
1906	return hr;
1907
1908	/* Assign current values to not changing parameters. */
1909	if (aWidth == 0)
1910	aWidth = ulWidth;
1911	if (aHeight == 0)
1912	aHeight = ulHeight;
1913	if (aBitsPerPixel == 0)
1914	aBitsPerPixel = ulBitsPerPixel;
1915	}
1916
1917	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1918
1919	if (aDisplay >= mcMonitors)
1920	return E_INVALIDARG;
1921
1922	CHECK_CONSOLE_DRV(mpDrv);
1923
1924	/*
1925	* It is up to the guest to decide whether the hint is
1926	* valid. Therefore don't do any VRAM sanity checks here.
1927	*/
1928
1929	/* Have to release the lock because the pfnRequestDisplayChange
1930	* will call EMT. */
1931	alock.release();
1932
1933	/* We always send the hint to the graphics card in case the guest enables
1934	* support later. For now we notify exactly when support is enabled. */
1935	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
1936	aBitsPerPixel, aDisplay,
1937	aChangeOrigin ? aOriginX : ~0,
1938	aChangeOrigin ? aOriginY : ~0,
1939	RT_BOOL(aEnabled),
1940	mfGuestVBVACapabilities
1941	& VBVACAPS_VIDEO_MODE_HINTS);
1942	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
1943	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
1944	{
1945	mParent->i_sendACPIMonitorHotPlugEvent();
1946	}
1947
1948	/* We currently never suppress the VMMDev hint if the guest has requested
1949	* it. Specifically the video graphics driver may not be responsible for
1950	* screen positioning in the guest virtual desktop, and the component
1951	* responsible may want to get the hint from VMMDev. */
1952	VMMDev *pVMMDev = mParent->i_getVMMDev();
1953	if (pVMMDev)
1954	{
1955	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1956	if (pVMMDevPort)
1957	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
1958	aDisplay, aOriginX, aOriginY,
1959	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
1960	}
1961	return S_OK;
1962	}
1963
1964	HRESULT Display::setSeamlessMode(BOOL enabled)
1965	{
1966	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1967
1968	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
1969	alock.release();
1970
1971	VMMDev *pVMMDev = mParent->i_getVMMDev();
1972	if (pVMMDev)
1973	{
1974	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1975	if (pVMMDevPort)
1976	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
1977	}
1978	mfSeamlessEnabled = RT_BOOL(enabled);
1979
1980	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1981	if (!enabled)
1982	{
1983	VMMDev *vmmDev = mParent->i_getVMMDev();
1984	if (mfIsCr3DEnabled && vmmDev)
1985	{
1986	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
1987	if (!pData)
1988	{
1989	AssertMsgFailed(("RTMemAlloc failed\n"));
1990	return VERR_NO_MEMORY;
1991	}
1992
1993	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1994	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1995
1996	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1997	pData->aParms[0].u.pointer.addr = NULL;
1998	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
1999
2000	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
2001	if (!RT_SUCCESS(rc))
2002	{
2003	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2004	RTMemFree(pData);
2005	}
2006	}
2007	}
2008	#endif
2009	return S_OK;
2010	}
2011
2012	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2013	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2014	uint32_t u32Width, uint32_t u32Height)
2015	{
2016	if ( pDisplay->mfIsCr3DEnabled
2017	&& pDisplay->mCrOglCallbacks.pfnHasData
2018	&& pDisplay->mCrOglCallbacks.pfnHasData())
2019	{
2020	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2021	if (pVMMDev)
2022	{
2023	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2024	if (pScreenshot)
2025	{
2026	/* screen id or CRSCREEN_ALL to specify all enabled */
2027	pScreenshot->u32Screen = aScreenId;
2028	pScreenshot->u32Width = u32Width;
2029	pScreenshot->u32Height = u32Height;
2030	pScreenshot->u32Pitch = u32Width * 4;
2031	pScreenshot->pvBuffer = pbData;
2032	pScreenshot->pvContext = NULL;
2033	pScreenshot->pfnScreenshotBegin = NULL;
2034	pScreenshot->pfnScreenshotPerform = NULL;
2035	pScreenshot->pfnScreenshotEnd = NULL;
2036
2037	VBOXCRCMDCTL_HGCM data;
2038	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2039	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2040
2041	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2042	data.aParms[0].u.pointer.addr = pScreenshot;
2043	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2044
2045	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2046
2047	RTMemFree(pScreenshot);
2048
2049	if (RT_SUCCESS(rc))
2050	return TRUE;
2051	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2052	/* fall back to the non-3d mechanism */
2053	}
2054	}
2055	}
2056	return FALSE;
2057	}
2058	#endif
2059
2060	/* static */
2061	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2062	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2063	{
2064	int rc;
2065	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2066	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2067	{
2068	if (pDisplay->mpDrv)
2069	{
2070	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2071	*pfMemFree = false;
2072	}
2073	else
2074	{
2075	/* No image. */
2076	*ppbData = NULL;
2077	*pcbData = 0;
2078	*pcx = 0;
2079	*pcy = 0;
2080	*pfMemFree = true;
2081	rc = VINF_SUCCESS;
2082	}
2083	}
2084	else if (aScreenId < pDisplay->mcMonitors)
2085	{
2086	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2087
2088	uint32_t width = pFBInfo->w;
2089	uint32_t height = pFBInfo->h;
2090
2091	/* Allocate 32 bit per pixel bitmap. */
2092	size_t cbRequired = width * 4 * height;
2093
2094	if (cbRequired)
2095	{
2096	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2097	if (pbDst != NULL)
2098	{
2099	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2100	{
2101	/* Copy guest VRAM to the allocated 32bpp buffer. */
2102	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2103	int32_t xSrc = 0;
2104	int32_t ySrc = 0;
2105	uint32_t u32SrcWidth = width;
2106	uint32_t u32SrcHeight = height;
2107	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2108	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2109
2110	int32_t xDst = 0;
2111	int32_t yDst = 0;
2112	uint32_t u32DstWidth = u32SrcWidth;
2113	uint32_t u32DstHeight = u32SrcHeight;
2114	uint32_t u32DstLineSize = u32DstWidth * 4;
2115	uint32_t u32DstBitsPerPixel = 32;
2116
2117	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2118	width, height,
2119	pu8Src,
2120	xSrc, ySrc,
2121	u32SrcWidth, u32SrcHeight,
2122	u32SrcLineSize, u32SrcBitsPerPixel,
2123	pbDst,
2124	xDst, yDst,
2125	u32DstWidth, u32DstHeight,
2126	u32DstLineSize, u32DstBitsPerPixel);
2127	}
2128	else
2129	{
2130	memset(pbDst, 0, cbRequired);
2131	rc = VINF_SUCCESS;
2132	}
2133	if (RT_SUCCESS(rc))
2134	{
2135	*ppbData = pbDst;
2136	*pcbData = cbRequired;
2137	*pcx = width;
2138	*pcy = height;
2139	*pfMemFree = true;
2140	}
2141	else
2142	{
2143	RTMemFree(pbDst);
2144
2145	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2146	if ( rc == VERR_INVALID_STATE
2147	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2148	{
2149	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2150	*pfMemFree = false;
2151	}
2152	}
2153	}
2154	else
2155	rc = VERR_NO_MEMORY;
2156	}
2157	else
2158	{
2159	/* No image. */
2160	*ppbData = NULL;
2161	*pcbData = 0;
2162	*pcx = 0;
2163	*pcy = 0;
2164	*pfMemFree = true;
2165	rc = VINF_SUCCESS;
2166	}
2167	}
2168	else
2169	rc = VERR_INVALID_PARAMETER;
2170	return rc;
2171	}
2172
2173	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2174	BYTE *address, ULONG width, ULONG height)
2175	{
2176	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2177	/*
2178	* CrOgl screenshot hook/hack.
2179	*/
2180	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2181	return VINF_SUCCESS;
2182	#endif
2183
2184	uint8_t *pbData = NULL;
2185	size_t cbData = 0;
2186	uint32_t cx = 0;
2187	uint32_t cy = 0;
2188	bool fFreeMem = false;
2189	int vrc = VINF_SUCCESS;
2190
2191	int cRetries = 5;
2192	while (cRetries-- > 0)
2193	{
2194	/* Note! Not sure if the priority call is such a good idea here, but
2195	it would be nice to have an accurate screenshot for the bug
2196	report if the VM deadlocks. */
2197	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2198	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2199	if (vrc != VERR_TRY_AGAIN)
2200	{
2201	break;
2202	}
2203
2204	RTThreadSleep(10);
2205	}
2206
2207	if (RT_SUCCESS(vrc) && pbData)
2208	{
2209	if (cx == width && cy == height)
2210	{
2211	/* No scaling required. */
2212	memcpy(address, pbData, cbData);
2213	}
2214	else
2215	{
2216	/* Scale. */
2217	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2218
2219	uint8_t *dst = address;
2220	uint8_t *src = pbData;
2221	int dstW = width;
2222	int dstH = height;
2223	int srcW = cx;
2224	int srcH = cy;
2225	int iDeltaLine = cx * 4;
2226
2227	BitmapScale32(dst,
2228	dstW, dstH,
2229	src,
2230	iDeltaLine,
2231	srcW, srcH);
2232	}
2233
2234	if (fFreeMem)
2235	RTMemFree(pbData);
2236	else
2237	{
2238	/* This can be called from any thread. */
2239	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2240	}
2241	}
2242
2243	return vrc;
2244	}
2245
2246	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2247	BYTE *aAddress,
2248	ULONG aWidth,
2249	ULONG aHeight,
2250	BitmapFormat_T aBitmapFormat,
2251	ULONG *pcbOut)
2252	{
2253	HRESULT rc = S_OK;
2254
2255	/* Do not allow too small and too large screenshots. This also filters out negative
2256	* values passed as either 'aWidth' or 'aHeight'.
2257	*/
2258	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2259	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2260
2261	if ( aBitmapFormat != BitmapFormat_BGR0
2262	&& aBitmapFormat != BitmapFormat_BGRA
2263	&& aBitmapFormat != BitmapFormat_RGBA
2264	&& aBitmapFormat != BitmapFormat_PNG)
2265	{
2266	return setError(E_NOTIMPL,
2267	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2268	}
2269
2270	Console::SafeVMPtr ptrVM(mParent);
2271	if (!ptrVM.isOk())
2272	return ptrVM.rc();
2273
2274	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2275
2276	if (RT_SUCCESS(vrc))
2277	{
2278	const size_t cbData = aWidth * 4 * aHeight;
2279
2280	/* Most of uncompressed formats. */
2281	*pcbOut = (ULONG)cbData;
2282
2283	if (aBitmapFormat == BitmapFormat_BGR0)
2284	{
2285	/* Do nothing. */
2286	}
2287	else if (aBitmapFormat == BitmapFormat_BGRA)
2288	{
2289	uint32_t pu32 = (uint32_t )aAddress;
2290	size_t cPixels = aWidth * aHeight;
2291	while (cPixels--)
2292	{
2293	*pu32++ \|= UINT32_C(0xFF000000);
2294	}
2295	}
2296	else if (aBitmapFormat == BitmapFormat_RGBA)
2297	{
2298	uint8_t *pu8 = aAddress;
2299	size_t cPixels = aWidth * aHeight;
2300	while (cPixels--)
2301	{
2302	uint8_t u8 = pu8[0];
2303	pu8[0] = pu8[2];
2304	pu8[2] = u8;
2305	pu8[3] = 0xFF;
2306
2307	pu8 += 4;
2308	}
2309	}
2310	else if (aBitmapFormat == BitmapFormat_PNG)
2311	{
2312	uint8_t *pu8PNG = NULL;
2313	uint32_t cbPNG = 0;
2314	uint32_t cxPNG = 0;
2315	uint32_t cyPNG = 0;
2316
2317	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2318	if (RT_SUCCESS(vrc))
2319	{
2320	if (cbPNG <= cbData)
2321	{
2322	memcpy(aAddress, pu8PNG, cbPNG);
2323	*pcbOut = cbPNG;
2324	}
2325	else
2326	{
2327	rc = setError(E_FAIL,
2328	tr("PNG is larger than 32bpp bitmap"));
2329	}
2330	}
2331	else
2332	{
2333	rc = setError(VBOX_E_IPRT_ERROR,
2334	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2335	}
2336	RTMemFree(pu8PNG);
2337	}
2338	}
2339	else if (vrc == VERR_TRY_AGAIN)
2340	rc = setError(E_UNEXPECTED,
2341	tr("Screenshot is not available at this time"));
2342	else if (RT_FAILURE(vrc))
2343	rc = setError(VBOX_E_IPRT_ERROR,
2344	tr("Could not take a screenshot (%Rrc)"), vrc);
2345
2346	return rc;
2347	}
2348
2349	HRESULT Display::takeScreenShot(ULONG aScreenId,
2350	BYTE *aAddress,
2351	ULONG aWidth,
2352	ULONG aHeight,
2353	BitmapFormat_T aBitmapFormat)
2354	{
2355	HRESULT rc = S_OK;
2356
2357	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2358	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2359
2360	ULONG cbOut = 0;
2361	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2362	NOREF(cbOut);
2363
2364	LogRelFlowFunc(("%Rhrc\n", rc));
2365	return rc;
2366	}
2367
2368	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2369	ULONG aWidth,
2370	ULONG aHeight,
2371	BitmapFormat_T aBitmapFormat,
2372	std::vector<BYTE> &aScreenData)
2373	{
2374	HRESULT rc = S_OK;
2375
2376	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2377	aScreenId, aWidth, aHeight, aBitmapFormat));
2378
2379	/* Do not allow too small and too large screenshots. This also filters out negative
2380	* values passed as either 'aWidth' or 'aHeight'.
2381	*/
2382	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2383	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2384
2385	const size_t cbData = aWidth * 4 * aHeight;
2386	aScreenData.resize(cbData);
2387
2388	ULONG cbOut = 0;
2389	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2390	if (FAILED(rc))
2391	cbOut = 0;
2392
2393	aScreenData.resize(cbOut);
2394
2395	LogRelFlowFunc(("%Rhrc\n", rc));
2396	return rc;
2397	}
2398
2399	#ifdef VBOX_WITH_VIDEOREC
2400	VIDEORECFEATURES Display::i_videoCaptureGetEnabled(void)
2401	{
2402	return VideoRecGetEnabled(&mVideoRecCfg);
2403	}
2404
2405	bool Display::i_videoCaptureStarted(void)
2406	{
2407	return VideoRecIsActive(mpVideoRecCtx);
2408	}
2409
2410	int Display::i_videoCaptureInvalidate(void)
2411	{
2412	AssertPtr(mParent);
2413	ComPtr<IMachine> pMachine = mParent->i_machine();
2414	Assert(pMachine.isNotNull());
2415
2416	mVideoRecCfg.fEnabled = true;
2417	mVideoRecCfg.enmDst = VIDEORECDEST_FILE; /** @todo Make this configurable once we have more variations. */
2418
2419	/*
2420	* Get parameters from API.
2421	*/
2422	com::SafeArray<BOOL> aScreens;
2423	HRESULT rc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(aScreens));
2424	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2425
2426	mVideoRecCfg.aScreens.resize(aScreens.size());
2427	for (size_t i = 0; i < aScreens.size(); ++i)
2428	mVideoRecCfg.aScreens[i] = aScreens[i];
2429
2430	rc = pMachine->COMGETTER(VideoCaptureWidth)((ULONG *)&mVideoRecCfg.Video.uWidth);
2431	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2432	rc = pMachine->COMGETTER(VideoCaptureHeight)((ULONG *)&mVideoRecCfg.Video.uHeight);
2433	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2434	rc = pMachine->COMGETTER(VideoCaptureRate)((ULONG *)&mVideoRecCfg.Video.uRate);
2435	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2436	rc = pMachine->COMGETTER(VideoCaptureFPS)((ULONG *)&mVideoRecCfg.Video.uFPS);
2437	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2438	rc = pMachine->COMGETTER(VideoCaptureFile)(&mVideoRecCfg.File.strFile);
2439	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2440	rc = pMachine->COMGETTER(VideoCaptureMaxFileSize)((ULONG *)&mVideoRecCfg.File.uMaxSizeMB);
2441	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2442	rc = pMachine->COMGETTER(VideoCaptureMaxTime)((ULONG *)&mVideoRecCfg.uMaxTimeS);
2443	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2444	BSTR bstrOptions;
2445	rc = pMachine->COMGETTER(VideoCaptureOptions)(&bstrOptions);
2446	AssertComRCReturn(rc, VERR_COM_UNEXPECTED);
2447
2448	/*
2449	* Parse options string (from API).
2450	*/
2451	com::Utf8Str strOptions(bstrOptions);
2452	size_t pos = 0;
2453
2454	/* By default we only enable video recording for now.
2455	* Audio support is considered as being experimental. There be dragons! */
2456	mVideoRecCfg.Video.fEnabled = true;
2457	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2458	mVideoRecCfg.Audio.fEnabled = false;
2459	/* By default we use 48kHz, 16-bit, stereo for the audio track. */
2460	mVideoRecCfg.Audio.uHz = 48000;
2461	mVideoRecCfg.Audio.cBits = 16;
2462	mVideoRecCfg.Audio.cChannels = 2;
2463	#endif
2464
2465	if (!mVideoRecCfg.Video.uFPS) /* Prevent division by zero. */
2466	mVideoRecCfg.Video.uFPS = 30;
2467
2468	/*
2469	* Parse options string.
2470	*/
2471	com::Utf8Str key, value;
2472	while ((pos = strOptions.parseKeyValue(key, value, pos)) != com::Utf8Str::npos)
2473	{
2474	if (key.compare("vc_quality", Utf8Str::CaseInsensitive) == 0)
2475	{
2476	#ifdef VBOX_WITH_LIBVPX
2477	if (value.compare("realtime", Utf8Str::CaseInsensitive) == 0)
2478	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = VPX_DL_REALTIME;
2479	else if (value.compare("good", Utf8Str::CaseInsensitive) == 0)
2480	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = 1000000 / mVideoRecCfg.Video.uFPS;
2481	else if (value.compare("best", Utf8Str::CaseInsensitive) == 0)
2482	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = VPX_DL_BEST_QUALITY;
2483	else
2484	{
2485	LogRel(("VideoRec: Setting quality deadline to '%s'\n", value.c_str()));
2486	mVideoRecCfg.Video.Codec.VPX.uEncoderDeadline = value.toUInt32();
2487	#endif
2488	}
2489	}
2490	else if (key.compare("vc_enabled", Utf8Str::CaseInsensitive) == 0)
2491	{
2492	if (value.compare("false", Utf8Str::CaseInsensitive) == 0)
2493	{
2494	mVideoRecCfg.Video.fEnabled = false;
2495	LogRel(("VideoRec: Only audio will be recorded\n"));
2496	}
2497	}
2498	else if (key.compare("ac_enabled", Utf8Str::CaseInsensitive) == 0)
2499	{
2500	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2501	if (value.compare("false", Utf8Str::CaseInsensitive))
2502	{
2503	mVideoRecCfg.Audio.fEnabled = false;
2504	LogRel(("VideoRec: Only video will be recorded\n"));
2505	}
2506	#endif
2507	}
2508	else if (key.compare("ac_profile", Utf8Str::CaseInsensitive) == 0)
2509	{
2510	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2511	if (value.compare("low", Utf8Str::CaseInsensitive) == 0)
2512	{
2513	mVideoRecCfg.Audio.uHz = 8000;
2514	mVideoRecCfg.Audio.cBits = 16;
2515	mVideoRecCfg.Audio.cChannels = 1;
2516	}
2517	else if (value.startsWith("med" /* "med[ium]" */, Utf8Str::CaseInsensitive) == 0)
2518	{
2519	mVideoRecCfg.Audio.uHz = 22050;
2520	mVideoRecCfg.Audio.cBits = 16;
2521	mVideoRecCfg.Audio.cChannels = 2;
2522	}
2523	else if (value.compare("high", Utf8Str::CaseInsensitive) == 0)
2524	{
2525	/* Stay with the default set above. */
2526	}
2527	#endif
2528	}
2529	else
2530	LogRel(("VideoRec: Unknown option '%s' (value '%s'), skipping\n", key.c_str(), value.c_str()));
2531
2532	} /* while */
2533
2534	/*
2535	* Invalidate screens.
2536	*/
2537	for (unsigned i = 0; i < mVideoRecCfg.aScreens.size(); i++)
2538	{
2539	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(mVideoRecCfg.aScreens[i]);
2540
2541	maVideoRecEnabled[i] = RT_BOOL(mVideoRecCfg.aScreens[i]);
2542
2543	if (fChanged && i < mcMonitors)
2544	i_videoCaptureScreenChanged(i);
2545
2546	}
2547
2548	return S_OK;
2549	}
2550
2551	/**
2552	* Sends belonging audio samples to the video capturing code.
2553	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2554	*
2555	* @returns IPRT status code.
2556	* @param pvData Audio data.
2557	* @param cbData Size (in bytes) of audio data.
2558	* @param uTimestampMs Timestamp (in ms) of the audio data.
2559	*/
2560	int Display::i_videoCaptureSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2561	{
2562	if ( VideoRecIsActive(mpVideoRecCtx)
2563	&& VideoRecGetEnabled(&mVideoRecCfg) & VIDEORECFEATURE_AUDIO)
2564	{
2565	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2566	}
2567
2568	return VINF_SUCCESS;
2569	}
2570
2571	/**
2572	* Start video capturing. Does nothing if capturing is already active.
2573	*
2574	* @param pVideoRecCfg Video recording configuration to use.
2575	* @returns IPRT status code.
2576	*/
2577	int Display::i_videoCaptureStart(void)
2578	{
2579	if (VideoRecIsActive(mpVideoRecCtx))
2580	return VINF_SUCCESS;
2581
2582	int rc = VideoRecContextCreate(mcMonitors, &mVideoRecCfg, &mpVideoRecCtx);
2583	if (RT_FAILURE(rc))
2584	{
2585	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2586	return rc;
2587	}
2588
2589	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2590	{
2591	int rc2 = VideoRecStreamInit(mpVideoRecCtx, uScreen);
2592	if (RT_SUCCESS(rc2))
2593	{
2594	i_videoCaptureScreenChanged(uScreen);
2595	}
2596	else
2597	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u (%Rrc)\n", uScreen, rc2));
2598
2599	if (RT_SUCCESS(rc))
2600	rc = rc2;
2601	}
2602	return rc;
2603	}
2604
2605	/**
2606	* Stop video capturing. Does nothing if video capturing is not active.
2607	*/
2608	void Display::i_videoCaptureStop(void)
2609	{
2610	if (!VideoRecIsActive(mpVideoRecCtx))
2611	return;
2612
2613	VideoRecContextDestroy(mpVideoRecCtx);
2614	mpVideoRecCtx = NULL;
2615
2616	unsigned uScreenId;
2617	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2618	i_videoCaptureScreenChanged(uScreenId);
2619	}
2620
2621	void Display::i_videoCaptureScreenChanged(unsigned uScreenId)
2622	{
2623	if ( !VideoRecIsActive(mpVideoRecCtx)
2624	\|\| !maVideoRecEnabled[uScreenId])
2625	{
2626	/* Skip recording this screen. */
2627	return;
2628	}
2629
2630	/* Get a new source bitmap which will be used by video capture code. */
2631	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2632	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2633
2634	int rc2 = RTCritSectEnter(&mVideoCaptureLock);
2635	if (RT_SUCCESS(rc2))
2636	{
2637	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2638
2639	rc2 = RTCritSectLeave(&mVideoCaptureLock);
2640	AssertRC(rc2);
2641	}
2642	}
2643	#endif /* VBOX_WITH_VIDEOREC */
2644
2645	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2646	ULONG x, ULONG y, ULONG width, ULONG height)
2647	{
2648	int rc = VINF_SUCCESS;
2649
2650	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2651
2652	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2653	{
2654	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2655	}
2656	else if (aScreenId < pDisplay->mcMonitors)
2657	{
2658	/* Copy the bitmap to the guest VRAM. */
2659	const uint8_t *pu8Src = address;
2660	int32_t xSrc = 0;
2661	int32_t ySrc = 0;
2662	uint32_t u32SrcWidth = width;
2663	uint32_t u32SrcHeight = height;
2664	uint32_t u32SrcLineSize = width * 4;
2665	uint32_t u32SrcBitsPerPixel = 32;
2666
2667	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2668	int32_t xDst = x;
2669	int32_t yDst = y;
2670	uint32_t u32DstWidth = pFBInfo->w;
2671	uint32_t u32DstHeight = pFBInfo->h;
2672	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2673	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2674
2675	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2676	width, height,
2677	pu8Src,
2678	xSrc, ySrc,
2679	u32SrcWidth, u32SrcHeight,
2680	u32SrcLineSize, u32SrcBitsPerPixel,
2681	pu8Dst,
2682	xDst, yDst,
2683	u32DstWidth, u32DstHeight,
2684	u32DstLineSize, u32DstBitsPerPixel);
2685	if (RT_SUCCESS(rc))
2686	{
2687	if (!pFBInfo->pSourceBitmap.isNull())
2688	{
2689	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2690	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2691	*/
2692	if ( pFBInfo->fDefaultFormat
2693	&& !pFBInfo->fDisabled)
2694	{
2695	BYTE *pAddress = NULL;
2696	ULONG ulWidth = 0;
2697	ULONG ulHeight = 0;
2698	ULONG ulBitsPerPixel = 0;
2699	ULONG ulBytesPerLine = 0;
2700	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2701
2702	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2703	&ulWidth,
2704	&ulHeight,
2705	&ulBitsPerPixel,
2706	&ulBytesPerLine,
2707	&bitmapFormat);
2708	if (SUCCEEDED(hrc))
2709	{
2710	pu8Src = pFBInfo->pu8FramebufferVRAM;
2711	xSrc = x;
2712	ySrc = y;
2713	u32SrcWidth = pFBInfo->w;
2714	u32SrcHeight = pFBInfo->h;
2715	u32SrcLineSize = pFBInfo->u32LineSize;
2716	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2717
2718	/* Default format is 32 bpp. */
2719	pu8Dst = pAddress;
2720	xDst = xSrc;
2721	yDst = ySrc;
2722	u32DstWidth = u32SrcWidth;
2723	u32DstHeight = u32SrcHeight;
2724	u32DstLineSize = u32DstWidth * 4;
2725	u32DstBitsPerPixel = 32;
2726
2727	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2728	width, height,
2729	pu8Src,
2730	xSrc, ySrc,
2731	u32SrcWidth, u32SrcHeight,
2732	u32SrcLineSize, u32SrcBitsPerPixel,
2733	pu8Dst,
2734	xDst, yDst,
2735	u32DstWidth, u32DstHeight,
2736	u32DstLineSize, u32DstBitsPerPixel);
2737	}
2738	}
2739	}
2740
2741	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2742	}
2743	}
2744	else
2745	{
2746	rc = VERR_INVALID_PARAMETER;
2747	}
2748
2749	if (RT_SUCCESS(rc))
2750	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2751
2752	return rc;
2753	}
2754
2755	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2756	{
2757	/// @todo (r=dmik) this function may take too long to complete if the VM
2758	// is doing something like saving state right now. Which, in case if it
2759	// is called on the GUI thread, will make it unresponsive. We should
2760	// check the machine state here (by enclosing the check and VMRequCall
2761	// within the Console lock to make it atomic).
2762
2763	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2764	(void *)aAddress, aX, aY, aWidth, aHeight));
2765
2766	CheckComArgExpr(aWidth, aWidth != 0);
2767	CheckComArgExpr(aHeight, aHeight != 0);
2768
2769	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2770
2771	CHECK_CONSOLE_DRV(mpDrv);
2772
2773	Console::SafeVMPtr ptrVM(mParent);
2774	if (!ptrVM.isOk())
2775	return ptrVM.rc();
2776
2777	/* Release lock because the call scheduled on EMT may also try to take it. */
2778	alock.release();
2779
2780	/*
2781	* Again we're lazy and make the graphics device do all the
2782	* dirty conversion work.
2783	*/
2784	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2785	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2786
2787	/*
2788	* If the function returns not supported, we'll have to do all the
2789	* work ourselves using the framebuffer.
2790	*/
2791	HRESULT rc = S_OK;
2792	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2793	{
2794	/** @todo implement generic fallback for screen blitting. */
2795	rc = E_NOTIMPL;
2796	}
2797	else if (RT_FAILURE(rcVBox))
2798	rc = setError(VBOX_E_IPRT_ERROR,
2799	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2800	/// @todo
2801	// else
2802	// {
2803	// /* All ok. Redraw the screen. */
2804	// handleDisplayUpdate(x, y, width, height);
2805	// }
2806
2807	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2808	return rc;
2809	}
2810
2811	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2812	{
2813	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2814
2815	unsigned uScreenId;
2816	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2817	{
2818	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2819
2820	if ( !pFBInfo->fVBVAEnabled
2821	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2822	{
2823	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2824	}
2825	else
2826	{
2827	if (!pFBInfo->fDisabled)
2828	{
2829	/* Render complete VRAM screen to the framebuffer.
2830	* When framebuffer uses VRAM directly, just notify it to update.
2831	*/
2832	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2833	{
2834	BYTE *pAddress = NULL;
2835	ULONG ulWidth = 0;
2836	ULONG ulHeight = 0;
2837	ULONG ulBitsPerPixel = 0;
2838	ULONG ulBytesPerLine = 0;
2839	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2840
2841	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2842	&ulWidth,
2843	&ulHeight,
2844	&ulBitsPerPixel,
2845	&ulBytesPerLine,
2846	&bitmapFormat);
2847	if (SUCCEEDED(hrc))
2848	{
2849	uint32_t width = pFBInfo->w;
2850	uint32_t height = pFBInfo->h;
2851
2852	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2853	int32_t xSrc = 0;
2854	int32_t ySrc = 0;
2855	uint32_t u32SrcWidth = pFBInfo->w;
2856	uint32_t u32SrcHeight = pFBInfo->h;
2857	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2858	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2859
2860	/* Default format is 32 bpp. */
2861	uint8_t *pu8Dst = pAddress;
2862	int32_t xDst = xSrc;
2863	int32_t yDst = ySrc;
2864	uint32_t u32DstWidth = u32SrcWidth;
2865	uint32_t u32DstHeight = u32SrcHeight;
2866	uint32_t u32DstLineSize = u32DstWidth * 4;
2867	uint32_t u32DstBitsPerPixel = 32;
2868
2869	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2870	* implies resize of Framebuffer is in progress and
2871	* copyrect should not be called.
2872	*/
2873	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2874	{
2875	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2876	width, height,
2877	pu8Src,
2878	xSrc, ySrc,
2879	u32SrcWidth, u32SrcHeight,
2880	u32SrcLineSize, u32SrcBitsPerPixel,
2881	pu8Dst,
2882	xDst, yDst,
2883	u32DstWidth, u32DstHeight,
2884	u32DstLineSize, u32DstBitsPerPixel);
2885	}
2886	}
2887	}
2888
2889	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2890	}
2891	}
2892	if (!fUpdateAll)
2893	break;
2894	}
2895	LogRelFlowFunc(("done\n"));
2896	return VINF_SUCCESS;
2897	}
2898
2899	/**
2900	* Does a full invalidation of the VM display and instructs the VM
2901	* to update it immediately.
2902	*
2903	* @returns COM status code
2904	*/
2905
2906	HRESULT Display::invalidateAndUpdate()
2907	{
2908	LogRelFlowFunc(("\n"));
2909
2910	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2911
2912	CHECK_CONSOLE_DRV(mpDrv);
2913
2914	Console::SafeVMPtr ptrVM(mParent);
2915	if (!ptrVM.isOk())
2916	return ptrVM.rc();
2917
2918	HRESULT rc = S_OK;
2919
2920	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2921
2922	/* Have to release the lock when calling EMT. */
2923	alock.release();
2924
2925	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2926	3, this, 0, true);
2927	alock.acquire();
2928
2929	if (RT_FAILURE(rcVBox))
2930	rc = setError(VBOX_E_IPRT_ERROR,
2931	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
2932
2933	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2934	return rc;
2935	}
2936
2937	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2938	{
2939	LogRelFlowFunc(("\n"));
2940
2941	HRESULT rc = S_OK;
2942
2943	Console::SafeVMPtr ptrVM(mParent);
2944	if (!ptrVM.isOk())
2945	return ptrVM.rc();
2946
2947	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2948	3, this, aScreenId, false);
2949	if (RT_FAILURE(rcVBox))
2950	rc = setError(VBOX_E_IPRT_ERROR,
2951	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
2952
2953	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2954	return rc;
2955	}
2956
2957	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2958	{
2959	#ifdef VBOX_WITH_VIDEOHWACCEL
2960	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
2961	return S_OK;
2962	#else
2963	return E_NOTIMPL;
2964	#endif
2965	}
2966
2967	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2968	{
2969	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2970
2971	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2972	if (mfIsCr3DEnabled)
2973	{
2974	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2975	if (RT_FAILURE(rc))
2976	{
2977	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2978	pFb->pendingViewportInfo.fPending = true;
2979	pFb->pendingViewportInfo.x = aX;
2980	pFb->pendingViewportInfo.y = aY;
2981	pFb->pendingViewportInfo.width = aWidth;
2982	pFb->pendingViewportInfo.height = aHeight;
2983	}
2984	}
2985	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2986
2987	/* The driver might not have been constructed yet */
2988	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2989	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2990
2991	return S_OK;
2992	}
2993
2994	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2995	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2996	{
2997	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2998
2999	Console::SafeVMPtr ptrVM(mParent);
3000	if (!ptrVM.isOk())
3001	return ptrVM.rc();
3002
3003	bool fSetRenderVRAM = false;
3004	bool fInvalidate = false;
3005
3006	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3007
3008	if (aScreenId >= mcMonitors)
3009	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3010	aScreenId, mcMonitors);
3011
3012	if (!mfSourceBitmapEnabled)
3013	{
3014	aDisplaySourceBitmap = NULL;
3015	return E_FAIL;
3016	}
3017
3018	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3019
3020	/* No source bitmap for a blank guest screen. */
3021	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
3022	{
3023	aDisplaySourceBitmap = NULL;
3024	return E_FAIL;
3025	}
3026
3027	HRESULT hr = S_OK;
3028
3029	if (pFBInfo->pSourceBitmap.isNull())
3030	{
3031	/* Create a new object. */
3032	ComObjPtr<DisplaySourceBitmap> obj;
3033	hr = obj.createObject();
3034	if (SUCCEEDED(hr))
3035	hr = obj->init(this, aScreenId, pFBInfo);
3036
3037	if (SUCCEEDED(hr))
3038	{
3039	pFBInfo->pSourceBitmap = obj;
3040	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
3041
3042	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3043	{
3044	/* Start buffer updates. */
3045	BYTE *pAddress = NULL;
3046	ULONG ulWidth = 0;
3047	ULONG ulHeight = 0;
3048	ULONG ulBitsPerPixel = 0;
3049	ULONG ulBytesPerLine = 0;
3050	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3051
3052	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3053	&ulWidth,
3054	&ulHeight,
3055	&ulBitsPerPixel,
3056	&ulBytesPerLine,
3057	&bitmapFormat);
3058
3059	mpDrv->IConnector.pbData = pAddress;
3060	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3061	mpDrv->IConnector.cBits = ulBitsPerPixel;
3062	mpDrv->IConnector.cx = ulWidth;
3063	mpDrv->IConnector.cy = ulHeight;
3064
3065	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3066	}
3067
3068	/* Make sure that the bitmap contains the latest image. */
3069	fInvalidate = pFBInfo->fDefaultFormat;
3070	}
3071	}
3072
3073	if (SUCCEEDED(hr))
3074	{
3075	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3076	}
3077
3078	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3079	alock.release();
3080
3081	if (SUCCEEDED(hr))
3082	{
3083	if (fSetRenderVRAM)
3084	{
3085	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3086	}
3087
3088	if (fInvalidate)
3089	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3090	3, this, aScreenId, false);
3091	}
3092
3093	LogRelFlowFunc(("%Rhrc\n", hr));
3094	return hr;
3095	}
3096
3097	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3098	{
3099	NOREF(aGuestScreenLayout);
3100	return E_NOTIMPL;
3101	}
3102
3103	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3104	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3105	{
3106	NOREF(aScreenLayoutMode);
3107	NOREF(aGuestScreenInfo);
3108	return E_NOTIMPL;
3109	}
3110
3111	HRESULT Display::detachScreens(const std::vector<LONG> &aScreenIds)
3112	{
3113	NOREF(aScreenIds);
3114	return E_NOTIMPL;
3115	}
3116
3117	// wrapped IEventListener method
3118	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3119	{
3120	VBoxEventType_T aType = VBoxEventType_Invalid;
3121
3122	aEvent->COMGETTER(Type)(&aType);
3123	switch (aType)
3124	{
3125	case VBoxEventType_OnStateChanged:
3126	{
3127	ComPtr<IStateChangedEvent> scev = aEvent;
3128	Assert(scev);
3129	MachineState_T machineState;
3130	scev->COMGETTER(State)(&machineState);
3131	if ( machineState == MachineState_Running
3132	\|\| machineState == MachineState_Teleporting
3133	\|\| machineState == MachineState_LiveSnapshotting
3134	\|\| machineState == MachineState_DeletingSnapshotOnline
3135	)
3136	{
3137	LogRelFlowFunc(("Machine is running.\n"));
3138
3139	#ifdef VBOX_WITH_CROGL
3140	i_crOglWindowsShow(true);
3141	#endif
3142	}
3143	else
3144	{
3145	#ifdef VBOX_WITH_CROGL
3146	if (machineState == MachineState_Paused)
3147	i_crOglWindowsShow(false);
3148	#endif
3149	}
3150	break;
3151	}
3152	default:
3153	AssertFailed();
3154	}
3155
3156	return S_OK;
3157	}
3158
3159
3160	// private methods
3161	/////////////////////////////////////////////////////////////////////////////
3162
3163	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3164	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3165	{
3166	VMMDev *pVMMDev = mParent->i_getVMMDev();
3167	if (!pVMMDev)
3168	return VERR_INVALID_STATE;
3169
3170	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3171	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3172
3173	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3174	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3175
3176	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3177	pData->aParms[0].u.uint32 = aScreenId;
3178
3179	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3180	pData->aParms[1].u.uint32 = x;
3181
3182	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3183	pData->aParms[2].u.uint32 = y;
3184
3185	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3186	pData->aParms[3].u.uint32 = width;
3187
3188	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3189	pData->aParms[4].u.uint32 = height;
3190
3191	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3192	}
3193	#endif
3194
3195	#ifdef VBOX_WITH_CRHGSMI
3196	void Display::i_setupCrHgsmiData(void)
3197	{
3198	VMMDev *pVMMDev = mParent->i_getVMMDev();
3199	Assert(pVMMDev);
3200	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3201	AssertRC(rc);
3202
3203	if (pVMMDev)
3204	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3205	else
3206	rc = VERR_GENERAL_FAILURE;
3207
3208	if (RT_SUCCESS(rc))
3209	{
3210	Assert(mhCrOglSvc);
3211	/* setup command completion callback */
3212	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3213	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3214	Completion.Hdr.cbCmd = sizeof(Completion);
3215	Completion.hCompletion = mpDrv->pVBVACallbacks;
3216	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3217
3218	VBOXHGCMSVCPARM parm;
3219	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3220	parm.u.pointer.addr = &Completion;
3221	parm.u.pointer.size = 0;
3222
3223	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3224	if (RT_SUCCESS(rc))
3225	mCrOglCallbacks = Completion.MainInterface;
3226	else
3227	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3228	}
3229
3230	if (RT_FAILURE(rc))
3231	mhCrOglSvc = NULL;
3232
3233	RTCritSectRwLeaveExcl(&mCrOglLock);
3234	}
3235
3236	void Display::i_destructCrHgsmiData(void)
3237	{
3238	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3239	AssertRC(rc);
3240	mhCrOglSvc = NULL;
3241	RTCritSectRwLeaveExcl(&mCrOglLock);
3242	}
3243	#endif /* VBOX_WITH_CRHGSMI */
3244
3245	/**
3246	* Handle display resize event issued by the VGA device for the primary screen.
3247	*
3248	* @see PDMIDISPLAYCONNECTOR::pfnResize
3249	*/
3250	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3251	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3252	{
3253	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3254	Display *pThis = pDrv->pDisplay;
3255
3256	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3257	bpp, pvVRAM, cbLine, cx, cy));
3258
3259	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3260	if (!f)
3261	{
3262	/* This is a result of recursive call when the source bitmap is being updated
3263	* during a VGA resize. Tell the VGA device to ignore the call.
3264	*
3265	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3266	* fail on resize.
3267	*/
3268	LogRel(("displayResizeCallback: already processing\n"));
3269	return VINF_VGA_RESIZE_IN_PROGRESS;
3270	}
3271
3272	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3273
3274	/* Restore the flag. */
3275	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3276	AssertRelease(f);
3277
3278	return rc;
3279	}
3280
3281	/**
3282	* Handle display update.
3283	*
3284	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3285	*/
3286	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3287	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3288	{
3289	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3290
3291	#ifdef DEBUG_sunlover
3292	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3293	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3294	#endif /* DEBUG_sunlover */
3295
3296	/* This call does update regardless of VBVA status.
3297	* But in VBVA mode this is called only as result of
3298	* pfnUpdateDisplayAll in the VGA device.
3299	*/
3300
3301	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3302	}
3303
3304	/**
3305	* Periodic display refresh callback.
3306	*
3307	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3308	* @thread EMT
3309	*/
3310	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3311	{
3312	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3313
3314	#ifdef DEBUG_sunlover_2
3315	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3316	pDrv->pDisplay->mfVideoAccelEnabled));
3317	#endif /* DEBUG_sunlover_2 */
3318
3319	Display *pDisplay = pDrv->pDisplay;
3320	unsigned uScreenId;
3321
3322	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3323	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3324	{
3325	if (rc == VWRN_INVALID_STATE)
3326	{
3327	/* No VBVA do a display update. */
3328	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3329	}
3330
3331	/* Inform the VRDP server that the current display update sequence is
3332	* completed. At this moment the framebuffer memory contains a definite
3333	* image, that is synchronized with the orders already sent to VRDP client.
3334	* The server can now process redraw requests from clients or initial
3335	* fullscreen updates for new clients.
3336	*/
3337	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3338	{
3339	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3340	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3341	}
3342	}
3343
3344	#ifdef VBOX_WITH_VIDEOREC
3345	if ( VideoRecIsActive(pDisplay->mpVideoRecCtx)
3346	&& VideoRecGetEnabled(&pDisplay->mVideoRecCfg) & VIDEORECFEATURE_VIDEO)
3347	{
3348	do {
3349	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3350	if (pDisplay->mfIsCr3DEnabled)
3351	{
3352	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3353	{
3354	if ( pDisplay->mCrOglCallbacks.pfnHasData
3355	&& pDisplay->mCrOglCallbacks.pfnHasData())
3356	{
3357	/* submit */
3358	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3359
3360	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3361	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3362
3363	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3364	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3365	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3366	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3367	if (RT_SUCCESS(rc))
3368	break;
3369	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3370	}
3371
3372	/* no 3D data available, or error has occured,
3373	* go the straight way */
3374	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3375	}
3376	else
3377	{
3378	/* record request is still in progress, don't do anything */
3379	break;
3380	}
3381	}
3382	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3383
3384	uint64_t u64Now = RTTimeProgramMilliTS();
3385	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3386	{
3387	if (!pDisplay->maVideoRecEnabled[uScreenId])
3388	continue;
3389
3390	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3391	{
3392	pDisplay->i_videoCaptureStop();
3393	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3394	break;
3395	}
3396
3397	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3398	if (!pFBInfo->fDisabled)
3399	{
3400	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3401	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3402	if (RT_SUCCESS(rc2))
3403	{
3404	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3405	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3406	}
3407
3408	if (!pSourceBitmap.isNull())
3409	{
3410	BYTE *pbAddress = NULL;
3411	ULONG ulWidth = 0;
3412	ULONG ulHeight = 0;
3413	ULONG ulBitsPerPixel = 0;
3414	ULONG ulBytesPerLine = 0;
3415	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3416	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3417	&ulWidth,
3418	&ulHeight,
3419	&ulBitsPerPixel,
3420	&ulBytesPerLine,
3421	&bitmapFormat);
3422	if (SUCCEEDED(hr) && pbAddress)
3423	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3424	BitmapFormat_BGR,
3425	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3426	pbAddress, u64Now);
3427	else
3428	rc = VERR_NOT_SUPPORTED;
3429
3430	pSourceBitmap.setNull();
3431	}
3432	else
3433	rc = VERR_NOT_SUPPORTED;
3434
3435	if (rc == VINF_TRY_AGAIN)
3436	break;
3437	}
3438	}
3439	} while (0);
3440	}
3441	#endif /* VBOX_WITH_VIDEOREC */
3442
3443	#ifdef DEBUG_sunlover_2
3444	LogFlowFunc(("leave\n"));
3445	#endif /* DEBUG_sunlover_2 */
3446	}
3447
3448	/**
3449	* Reset notification
3450	*
3451	* @see PDMIDISPLAYCONNECTOR::pfnReset
3452	*/
3453	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3454	{
3455	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3456
3457	LogRelFlowFunc(("\n"));
3458
3459	/* Disable VBVA mode. */
3460	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3461	}
3462
3463	/**
3464	* LFBModeChange notification
3465	*
3466	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3467	*/
3468	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3469	{
3470	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3471
3472	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3473
3474	NOREF(fEnabled);
3475
3476	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3477	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3478	}
3479
3480	/**
3481	* Adapter information change notification.
3482	*
3483	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3484	*/
3485	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3486	uint32_t u32VRAMSize)
3487	{
3488	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3489	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3490	}
3491
3492	/**
3493	* Display information change notification.
3494	*
3495	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3496	*/
3497	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3498	void *pvVRAM, unsigned uScreenId)
3499	{
3500	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3501	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3502	}
3503
3504	#ifdef VBOX_WITH_VIDEOHWACCEL
3505
3506	#ifndef S_FALSE
3507	# define S_FALSE ((HRESULT)1L)
3508	#endif
3509
3510	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3511	{
3512	unsigned id = (unsigned)pCommand->iDisplay;
3513	if (id >= mcMonitors)
3514	return VERR_INVALID_PARAMETER;
3515
3516	ComPtr<IFramebuffer> pFramebuffer;
3517	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3518	pFramebuffer = maFramebuffers[id].pFramebuffer;
3519	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3520	arlock.release();
3521
3522	if (pFramebuffer == NULL \|\| !fVHWASupported)
3523	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3524
3525	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3526	if (hr == S_FALSE)
3527	return VINF_SUCCESS;
3528	if (SUCCEEDED(hr))
3529	return VINF_CALLBACK_RETURN;
3530	if (hr == E_ACCESSDENIED)
3531	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3532	if (hr == E_NOTIMPL)
3533	return VERR_NOT_IMPLEMENTED;
3534	return VERR_GENERAL_FAILURE;
3535	}
3536
3537	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3538	{
3539	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3540
3541	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3542	}
3543	#endif
3544
3545	#ifdef VBOX_WITH_CRHGSMI
3546	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3547	{
3548	RT_NOREF(u32Function);
3549	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3550	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3551	}
3552
3553	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3554	{
3555	RT_NOREF(u32Function);
3556	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3557	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3558	}
3559
3560	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3561	{
3562	int rc = VERR_NOT_SUPPORTED;
3563	VBOXHGCMSVCPARM parm;
3564	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3565	parm.u.pointer.addr = pCmd;
3566	parm.u.pointer.size = cbCmd;
3567
3568	if (mhCrOglSvc)
3569	{
3570	VMMDev *pVMMDev = mParent->i_getVMMDev();
3571	if (pVMMDev)
3572	{
3573	/* no completion callback is specified with this call,
3574	* the CrOgl code will complete the CrHgsmi command once it processes it */
3575	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3576	AssertRC(rc);
3577	if (RT_SUCCESS(rc))
3578	return;
3579	}
3580	else
3581	rc = VERR_INVALID_STATE;
3582	}
3583
3584	/* we are here because something went wrong with command processing, complete it */
3585	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3586	}
3587
3588	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3589	{
3590	int rc = VERR_NOT_SUPPORTED;
3591	VBOXHGCMSVCPARM parm;
3592	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3593	parm.u.pointer.addr = pCtl;
3594	parm.u.pointer.size = cbCtl;
3595
3596	if (mhCrOglSvc)
3597	{
3598	VMMDev *pVMMDev = mParent->i_getVMMDev();
3599	if (pVMMDev)
3600	{
3601	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3602	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3603	Display::i_displayCrHgsmiControlCompletion, this);
3604	AssertRC(rc);
3605	if (RT_SUCCESS(rc))
3606	{
3607	if (fCheckPendingViewport)
3608	{
3609	ULONG ul;
3610	for (ul = 0; ul < mcMonitors; ul++)
3611	{
3612	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3613	if (!pFb->pendingViewportInfo.fPending)
3614	continue;
3615
3616	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3617	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3618	if (RT_SUCCESS(rc))
3619	pFb->pendingViewportInfo.fPending = false;
3620	else
3621	{
3622	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3623	rc = VINF_SUCCESS;
3624	}
3625	}
3626	}
3627	return;
3628	}
3629	}
3630	else
3631	rc = VERR_INVALID_STATE;
3632	}
3633
3634	/* we are here because something went wrong with command processing, complete it */
3635	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3636	}
3637
3638	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3639	uint32_t cbCmd)
3640	{
3641	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3642
3643	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3644	}
3645
3646	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3647	uint32_t cbCmd)
3648	{
3649	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3650
3651	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3652	}
3653
3654	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3655	void *pvContext)
3656	{
3657	AssertMsgFailed(("not expected!\n"));
3658	Display pDisplay = (Display )pvContext;
3659	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3660	}
3661
3662	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3663	void *pvContext)
3664	{
3665	Display pDisplay = (Display )pvContext;
3666	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3667
3668	}
3669	#endif
3670
3671	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3672	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3673	void *pvContext)
3674	{
3675	RT_NOREF(u32Function);
3676	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3677	if (pCmd->u.pfnInternal)
3678	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3679	}
3680
3681	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3682	PFNCRCTLCOMPLETION pfnCompletion,
3683	void *pvCompletion)
3684	{
3685	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3686	if (!pVMMDev)
3687	{
3688	AssertMsgFailed(("no vmmdev\n"));
3689	return VERR_INVALID_STATE;
3690	}
3691
3692	Assert(mhCrOglSvc);
3693	VBOXHGCMSVCPARM parm;
3694	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3695	parm.u.pointer.addr = pCmd;
3696	parm.u.pointer.size = cbCmd;
3697
3698	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3699	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3700	pvCompletion);
3701	if (!RT_SUCCESS(rc))
3702	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3703
3704	return rc;
3705	}
3706
3707	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3708	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3709	PFNCRCTLCOMPLETION pfnCompletion,
3710	void *pvCompletion)
3711	{
3712	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3713	Display *pThis = pDrv->pDisplay;
3714	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3715	}
3716
3717	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3718	{
3719	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3720	if (RT_SUCCESS(rc))
3721	{
3722	if (mhCrOglSvc)
3723	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3724	else
3725	rc = VERR_NOT_SUPPORTED;
3726
3727	RTCritSectRwLeaveShared(&mCrOglLock);
3728	}
3729	return rc;
3730	}
3731
3732	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3733	{
3734	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3735	if (RT_SUCCESS(rc))
3736	{
3737	if (mhCrOglSvc)
3738	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3739	else
3740	rc = VERR_NOT_SUPPORTED;
3741
3742	RTCritSectRwLeaveShared(&mCrOglLock);
3743	}
3744	return rc;
3745	}
3746
3747	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3748	{
3749	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3750	if (!pCmdCopy)
3751	{
3752	LogRel(("RTMemAlloc failed\n"));
3753	return VERR_NO_MEMORY;
3754	}
3755
3756	memcpy(pCmdCopy, pCmd, cbCmd);
3757
3758	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3759	if (RT_FAILURE(rc))
3760	{
3761	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3762	RTMemFree(pCmdCopy);
3763	return rc;
3764	}
3765
3766	return VINF_SUCCESS;
3767	}
3768
3769	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3770	{
3771	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3772	AssertRCReturn(rc, rc);
3773
3774	if ( mCrOglCallbacks.pfnHasDataForScreen
3775	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3776	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3777	else
3778	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3779
3780	RTCritSectRwLeaveShared(&mCrOglLock);
3781
3782	return rc;
3783	}
3784
3785	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3786	{
3787	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3788	* However, using one of the prefixes indicating the timestamp unit
3789	* would be very valuable! */
3790	# ifdef VBOX_WITH_VIDEOREC
3791	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3792	# else
3793	RT_NOREF(uScreen, u64Timestamp);
3794	return false;
3795	# endif
3796	}
3797
3798	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3799	{
3800	RT_NOREF(uScreen, u64Timestamp);
3801	}
3802
3803	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3804	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3805	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3806	uint32_t uGuestWidth, uint32_t uGuestHeight,
3807	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3808	{
3809	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3810	# ifdef VBOX_WITH_VIDEOREC
3811	int rc = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3812	uPixelFormat,
3813	uBitsPerPixel, uBytesPerLine,
3814	uGuestWidth, uGuestHeight,
3815	pu8BufferAddress, u64Timestamp);
3816	NOREF(rc);
3817	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3818	# else
3819	RT_NOREF(uScreen, x, y, uPixelFormat, \
3820	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3821	# endif /* VBOX_WITH_VIDEOREC */
3822	}
3823
3824	void Display::i_handleVRecCompletion()
3825	{
3826	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3827	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3828	}
3829
3830	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3831
3832	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3833	{
3834	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3835	HRESULT hr = E_UNEXPECTED;
3836
3837	if (aScreenId >= mcMonitors)
3838	return E_INVALIDARG;
3839
3840	/* 3D acceleration enabled in VM config. */
3841	if (mfIsCr3DEnabled)
3842	{
3843	/* VBoxSharedCrOpenGL HGCM host service is running. */
3844	if (mhCrOglSvc)
3845	{
3846	VMMDev *pVMMDev = mParent->i_getVMMDev();
3847	if (pVMMDev)
3848	{
3849	VBOXCRCMDCTL_HGCM *pCtl;
3850	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3851	if (pCtl)
3852	{
3853	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3854	int rc;
3855
3856	pData->u32Screen = aScreenId;
3857	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3858	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
3859
3860	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3861	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
3862	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3863	pCtl->aParms[0].u.pointer.addr = pData;
3864	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3865
3866	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3867	if (RT_FAILURE(rc))
3868	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3869	else
3870	hr = S_OK;
3871
3872	RTMemFree(pCtl);
3873	}
3874	else
3875	{
3876	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
3877	hr = E_OUTOFMEMORY;
3878	}
3879	}
3880	else
3881	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
3882	}
3883	else
3884	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
3885	}
3886	else
3887	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
3888	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
3889	# else
3890	{
3891	hr = S_OK;
3892	/* Need an interface like this here (and the #ifdefs needs adjusting):
3893	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3894	if (pUpPort && pUpPort->pfnSetScaleFactor)
3895	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3896	}
3897	# endif
3898
3899	return hr;
3900
3901	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3902	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
3903	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
3904	return E_UNEXPECTED;
3905	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3906	}
3907
3908	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
3909	{
3910	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3911	HRESULT hr = E_UNEXPECTED;
3912
3913	/* 3D acceleration enabled in VM config. */
3914	if (mfIsCr3DEnabled)
3915	{
3916	/* VBoxSharedCrOpenGL HGCM host service is running. */
3917	if (mhCrOglSvc)
3918	{
3919	VMMDev *pVMMDev = mParent->i_getVMMDev();
3920	if (pVMMDev)
3921	{
3922	VBOXCRCMDCTL_HGCM *pCtl;
3923	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
3924	if (pCtl)
3925	{
3926	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
3927	int rc;
3928
3929	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
3930
3931	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3932	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
3933	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3934	pCtl->aParms[0].u.pointer.addr = pData;
3935	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
3936
3937	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
3938	if (RT_FAILURE(rc))
3939	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
3940	else
3941	hr = S_OK;
3942
3943	RTMemFree(pCtl);
3944	}
3945	else
3946	{
3947	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3948	hr = E_OUTOFMEMORY;
3949	}
3950	}
3951	else
3952	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
3953	}
3954	else
3955	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
3956	}
3957	else
3958	{
3959	hr = S_OK;
3960	/* Need an interface like this here (and the #ifdefs needs adjusting):
3961	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
3962	if (pUpPort && pUpPort->pfnSetScaleFactor)
3963	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
3964	}
3965
3966	return hr;
3967
3968	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3969	RT_NOREF(fUnscaledHiDPI);
3970	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
3971	return E_UNEXPECTED;
3972	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
3973	}
3974
3975	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3976	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
3977	uint32_t x, uint32_t y,
3978	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3979	uint32_t uGuestWidth, uint32_t uGuestHeight,
3980	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3981	{
3982	Display pDisplay = (Display )pvCtx;
3983	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
3984	x, y, BitmapFormat_BGR, uBitsPerPixel,
3985	uBytesPerLine, uGuestWidth, uGuestHeight,
3986	pu8BufferAddress, u64Timestamp);
3987	}
3988
3989	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3990	{
3991	Display pDisplay = (Display )pvCtx;
3992	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
3993	}
3994
3995	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
3996	{
3997	Display pDisplay = (Display )pvCtx;
3998	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
3999	}
4000
4001	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4002	{
4003	RT_NOREF(pCmd, cbCmd, rc);
4004	Display pDisplay = (Display )pvCompletion;
4005	pDisplay->i_handleVRecCompletion();
4006	}
4007
4008	#endif
4009
4010
4011	#ifdef VBOX_WITH_HGSMI
4012	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
4013	bool fRenderThreadMode)
4014	{
4015	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4016
4017	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4018	Display *pThis = pDrv->pDisplay;
4019
4020	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4021	{
4022	LogRel(("Enabling different vbva mode\n"));
4023	#ifdef DEBUG_misha
4024	AssertMsgFailed(("enabling different vbva mode\n"));
4025	#endif
4026	return VERR_INVALID_STATE;
4027	}
4028
4029	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4030	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4031	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4032	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4033
4034	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4035
4036	return VINF_SUCCESS;
4037	}
4038
4039	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4040	{
4041	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4042
4043	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4044	Display *pThis = pDrv->pDisplay;
4045
4046	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4047
4048	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4049
4050	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4051	{
4052	/* Make sure that the primary screen is visible now.
4053	* The guest can't use VBVA anymore, so only only the VGA device output works.
4054	*/
4055	pFBInfo->flags = 0;
4056	if (pFBInfo->fDisabled)
4057	{
4058	pFBInfo->fDisabled = false;
4059	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4060	GuestMonitorChangedEventType_Enabled,
4061	uScreenId,
4062	pFBInfo->xOrigin, pFBInfo->yOrigin,
4063	pFBInfo->w, pFBInfo->h);
4064	}
4065	}
4066
4067	pFBInfo->fVBVAEnabled = false;
4068	pFBInfo->fVBVAForceResize = false;
4069	pFBInfo->fRenderThreadMode = false;
4070
4071	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4072
4073	pFBInfo->pVBVAHostFlags = NULL;
4074
4075	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4076	{
4077	/* Force full screen update, because VGA device must take control, do resize, etc. */
4078	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4079	}
4080	}
4081
4082	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4083	{
4084	RT_NOREF(uScreenId);
4085	LogFlowFunc(("uScreenId %d\n", uScreenId));
4086
4087	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4088	Display *pThis = pDrv->pDisplay;
4089
4090	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4091	{
4092	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4093	pThis->mcMonitors);
4094	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4095	}
4096	}
4097
4098	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4099	PCVBVACMDHDR pCmd, size_t cbCmd)
4100	{
4101	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4102
4103	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4104	Display *pThis = pDrv->pDisplay;
4105	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4106
4107	if (pFBInfo->fDefaultFormat)
4108	{
4109	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4110	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4111	&& !pFBInfo->fDisabled)
4112	{
4113	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4114	}
4115	else if ( !pFBInfo->pSourceBitmap.isNull()
4116	&& !pFBInfo->fDisabled)
4117	{
4118	/* Render VRAM content to the framebuffer. */
4119	BYTE *pAddress = NULL;
4120	ULONG ulWidth = 0;
4121	ULONG ulHeight = 0;
4122	ULONG ulBitsPerPixel = 0;
4123	ULONG ulBytesPerLine = 0;
4124	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4125
4126	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4127	&ulWidth,
4128	&ulHeight,
4129	&ulBitsPerPixel,
4130	&ulBytesPerLine,
4131	&bitmapFormat);
4132	if (SUCCEEDED(hrc))
4133	{
4134	uint32_t width = pCmd->w;
4135	uint32_t height = pCmd->h;
4136
4137	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4138	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4139	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4140	uint32_t u32SrcWidth = pFBInfo->w;
4141	uint32_t u32SrcHeight = pFBInfo->h;
4142	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4143	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4144
4145	uint8_t *pu8Dst = pAddress;
4146	int32_t xDst = xSrc;
4147	int32_t yDst = ySrc;
4148	uint32_t u32DstWidth = u32SrcWidth;
4149	uint32_t u32DstHeight = u32SrcHeight;
4150	uint32_t u32DstLineSize = u32DstWidth * 4;
4151	uint32_t u32DstBitsPerPixel = 32;
4152
4153	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4154	width, height,
4155	pu8Src,
4156	xSrc, ySrc,
4157	u32SrcWidth, u32SrcHeight,
4158	u32SrcLineSize, u32SrcBitsPerPixel,
4159	pu8Dst,
4160	xDst, yDst,
4161	u32DstWidth, u32DstHeight,
4162	u32DstLineSize, u32DstBitsPerPixel);
4163	}
4164	}
4165	}
4166
4167	VBVACMDHDR hdrSaved = *pCmd;
4168
4169	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4170
4171	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4172	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4173
4174	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4175	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4176
4177	*pHdrUnconst = hdrSaved;
4178	}
4179
4180	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4181	uint32_t cx, uint32_t cy)
4182	{
4183	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4184
4185	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4186	Display *pThis = pDrv->pDisplay;
4187	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4188
4189	/** @todo handleFramebufferUpdate (uScreenId,
4190	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4191	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4192	* cx, cy);
4193	*/
4194	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4195	}
4196
4197	#ifdef DEBUG_sunlover
4198	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4199	{
4200	LogRel(("displayVBVAResize: [%d] %s\n"
4201	" pView->u32ViewIndex %d\n"
4202	" pView->u32ViewOffset 0x%08X\n"
4203	" pView->u32ViewSize 0x%08X\n"
4204	" pView->u32MaxScreenSize 0x%08X\n"
4205	" pScreen->i32OriginX %d\n"
4206	" pScreen->i32OriginY %d\n"
4207	" pScreen->u32StartOffset 0x%08X\n"
4208	" pScreen->u32LineSize 0x%08X\n"
4209	" pScreen->u32Width %d\n"
4210	" pScreen->u32Height %d\n"
4211	" pScreen->u16BitsPerPixel %d\n"
4212	" pScreen->u16Flags 0x%04X\n"
4213	" pFBInfo->u32Offset 0x%08X\n"
4214	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4215	" pFBInfo->u32InformationSize 0x%08X\n"
4216	" pFBInfo->fDisabled %d\n"
4217	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4218	" pFBInfo->u16BitsPerPixel %d\n"
4219	" pFBInfo->pu8FramebufferVRAM %p\n"
4220	" pFBInfo->u32LineSize 0x%08X\n"
4221	" pFBInfo->flags 0x%04X\n"
4222	" pFBInfo->pHostEvents %p\n"
4223	" pFBInfo->fDefaultFormat %d\n"
4224	" pFBInfo->fVBVAEnabled %d\n"
4225	" pFBInfo->fVBVAForceResize %d\n"
4226	" pFBInfo->pVBVAHostFlags %p\n"
4227	"",
4228	pScreen->u32ViewIndex,
4229	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4230	pView->u32ViewIndex,
4231	pView->u32ViewOffset,
4232	pView->u32ViewSize,
4233	pView->u32MaxScreenSize,
4234	pScreen->i32OriginX,
4235	pScreen->i32OriginY,
4236	pScreen->u32StartOffset,
4237	pScreen->u32LineSize,
4238	pScreen->u32Width,
4239	pScreen->u32Height,
4240	pScreen->u16BitsPerPixel,
4241	pScreen->u16Flags,
4242	pFBInfo->u32Offset,
4243	pFBInfo->u32MaxFramebufferSize,
4244	pFBInfo->u32InformationSize,
4245	pFBInfo->fDisabled,
4246	pFBInfo->xOrigin,
4247	pFBInfo->yOrigin,
4248	pFBInfo->w,
4249	pFBInfo->h,
4250	pFBInfo->u16BitsPerPixel,
4251	pFBInfo->pu8FramebufferVRAM,
4252	pFBInfo->u32LineSize,
4253	pFBInfo->flags,
4254	pFBInfo->pHostEvents,
4255	pFBInfo->fDefaultFormat,
4256	pFBInfo->fVBVAEnabled,
4257	pFBInfo->fVBVAForceResize,
4258	pFBInfo->pVBVAHostFlags
4259	));
4260	}
4261	#endif /* DEBUG_sunlover */
4262
4263	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4264	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4265	{
4266	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4267
4268	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4269	Display *pThis = pDrv->pDisplay;
4270
4271	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4272	}
4273
4274	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4275	{
4276	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4277
4278	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4279
4280	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4281	{
4282	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4283	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4284	* the VM window will be black. */
4285	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4286	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4287	int32_t xOrigin = pFBInfo->xOrigin;
4288	int32_t yOrigin = pFBInfo->yOrigin;
4289
4290	alock.release();
4291
4292	i_notifyCroglResize(pView, pScreen, pvVRAM);
4293
4294	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4295	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4296
4297	return VINF_SUCCESS;
4298	}
4299
4300	VBVAINFOSCREEN screenInfo;
4301	RT_ZERO(screenInfo);
4302
4303	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4304	{
4305	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4306	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4307	* the code below to choose the "blanking" branches.
4308	*/
4309	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4310	screenInfo.i32OriginX = pFBInfo->xOrigin;
4311	screenInfo.i32OriginY = pFBInfo->yOrigin;
4312	screenInfo.u32StartOffset = 0; /* Irrelevant */
4313	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4314	screenInfo.u32Width = pFBInfo->w;
4315	screenInfo.u32Height = pFBInfo->h;
4316	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4317	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4318
4319	pScreen = &screenInfo;
4320	}
4321
4322	if (fResetInputMapping)
4323	{
4324	/// @todo Rename to m* and verify whether some kind of lock is required.
4325	xInputMappingOrigin = 0;
4326	yInputMappingOrigin = 0;
4327	cxInputMapping = 0;
4328	cyInputMapping = 0;
4329	}
4330
4331	alock.release();
4332
4333	i_notifyCroglResize(pView, pScreen, pvVRAM);
4334
4335	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4336	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4337	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4338	pScreen->i32OriginX, pScreen->i32OriginY, false);
4339	}
4340
4341	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4342	uint32_t xHot, uint32_t yHot,
4343	uint32_t cx, uint32_t cy,
4344	const void *pvShape)
4345	{
4346	LogFlowFunc(("\n"));
4347
4348	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4349
4350	uint32_t cbShape = 0;
4351	if (pvShape)
4352	{
4353	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4354	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4355	}
4356
4357	/* Tell the console about it */
4358	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4359	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4360
4361	return VINF_SUCCESS;
4362	}
4363
4364	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4365	{
4366	LogFlowFunc(("\n"));
4367
4368	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4369	Display *pThis = pDrv->pDisplay;
4370
4371	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4372	}
4373
4374	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4375	uint32_t cx, uint32_t cy)
4376	{
4377	LogFlowFunc(("\n"));
4378
4379	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4380	Display *pThis = pDrv->pDisplay;
4381
4382	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4383	}
4384
4385	#endif /* VBOX_WITH_HGSMI */
4386
4387	/**
4388	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4389	*/
4390	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4391	{
4392	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4393	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4394	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4395	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4396	return NULL;
4397	}
4398
4399
4400	/**
4401	* Destruct a display driver instance.
4402	*
4403	* @returns VBox status code.
4404	* @param pDrvIns The driver instance data.
4405	*/
4406	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4407	{
4408	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4409	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4410	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4411
4412	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4413
4414	pThis->IConnector.pbData = NULL;
4415	pThis->IConnector.cbScanline = 0;
4416	pThis->IConnector.cBits = 32;
4417	pThis->IConnector.cx = 0;
4418	pThis->IConnector.cy = 0;
4419
4420	if (pThis->pDisplay)
4421	{
4422	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4423	#ifdef VBOX_WITH_VIDEOREC
4424	pThis->pDisplay->i_videoCaptureStop();
4425	#endif
4426	#ifdef VBOX_WITH_CRHGSMI
4427	pThis->pDisplay->i_destructCrHgsmiData();
4428	#endif
4429	pThis->pDisplay->mpDrv = NULL;
4430	pThis->pDisplay->mpVMMDev = NULL;
4431	}
4432	}
4433
4434
4435	/**
4436	* Construct a display driver instance.
4437	*
4438	* @copydoc FNPDMDRVCONSTRUCT
4439	*/
4440	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4441	{
4442	RT_NOREF(fFlags);
4443	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4444	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4445	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4446
4447	/*
4448	* Validate configuration.
4449	*/
4450	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4451	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4452	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4453	("Configuration error: Not possible to attach anything to this driver!\n"),
4454	VERR_PDM_DRVINS_NO_ATTACH);
4455
4456	/*
4457	* Init Interfaces.
4458	*/
4459	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4460
4461	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4462	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4463	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4464	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4465	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4466	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4467	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4468	#ifdef VBOX_WITH_VIDEOHWACCEL
4469	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4470	#endif
4471	#ifdef VBOX_WITH_CRHGSMI
4472	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4473	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4474	#endif
4475	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4476	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4477	#endif
4478	#ifdef VBOX_WITH_HGSMI
4479	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4480	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4481	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4482	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4483	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4484	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4485	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4486	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4487	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4488	#endif
4489
4490	/*
4491	* Get the IDisplayPort interface of the above driver/device.
4492	*/
4493	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4494	if (!pThis->pUpPort)
4495	{
4496	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4497	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4498	}
4499	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4500	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4501	if (!pThis->pVBVACallbacks)
4502	{
4503	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4504	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4505	}
4506	#endif
4507	/*
4508	* Get the Display object pointer and update the mpDrv member.
4509	*/
4510	void *pv;
4511	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4512	if (RT_FAILURE(rc))
4513	{
4514	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4515	return rc;
4516	}
4517	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4518	pThis->pDisplay = pDisplay;
4519	pThis->pDisplay->mpDrv = pThis;
4520
4521	/* Disable VRAM to a buffer copy initially. */
4522	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4523	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4524
4525	/*
4526	* Start periodic screen refreshes
4527	*/
4528	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4529
4530	#ifdef VBOX_WITH_CRHGSMI
4531	pDisplay->i_setupCrHgsmiData();
4532	#endif
4533
4534	#ifdef VBOX_WITH_VIDEOREC
4535	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4536	BOOL fEnabled = false;
4537	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4538	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4539
4540	if (fEnabled)
4541	{
4542	rc = pDisplay->i_videoCaptureInvalidate();
4543	if (RT_SUCCESS(rc))
4544	{
4545	rc = pDisplay->i_videoCaptureStart();
4546	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4547	}
4548	}
4549	#endif
4550
4551	return rc;
4552	}
4553
4554
4555	/**
4556	* Display driver registration record.
4557	*/
4558	const PDMDRVREG Display::DrvReg =
4559	{
4560	/* u32Version */
4561	PDM_DRVREG_VERSION,
4562	/* szName */
4563	"MainDisplay",
4564	/* szRCMod */
4565	"",
4566	/* szR0Mod */
4567	"",
4568	/* pszDescription */
4569	"Main display driver (Main as in the API).",
4570	/* fFlags */
4571	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4572	/* fClass. */
4573	PDM_DRVREG_CLASS_DISPLAY,
4574	/* cMaxInstances */
4575	~0U,
4576	/* cbInstance */
4577	sizeof(DRVMAINDISPLAY),
4578	/* pfnConstruct */
4579	Display::i_drvConstruct,
4580	/* pfnDestruct */
4581	Display::i_drvDestruct,
4582	/* pfnRelocate */
4583	NULL,
4584	/* pfnIOCtl */
4585	NULL,
4586	/* pfnPowerOn */
4587	NULL,
4588	/* pfnReset */
4589	NULL,
4590	/* pfnSuspend */
4591	NULL,
4592	/* pfnResume */
4593	NULL,
4594	/* pfnAttach */
4595	NULL,
4596	/* pfnDetach */
4597	NULL,
4598	/* pfnPowerOff */
4599	NULL,
4600	/* pfnSoftReset */
4601	NULL,
4602	/* u32EndVersion */
4603	PDM_DRVREG_VERSION
4604	};
4605
4606	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 68803

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