DisplayImpl.cpp@ 66512

Last change on this file since 66512 was 66400, checked in by vboxsync, 8 years ago
Main: bugref:8783: fixes for the new resizing code.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 170.3 KB

Line
1	/* $Id: DisplayImpl.cpp 66400 2017-04-03 13:54:44Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "GuestImpl.h"
23	#include "VMMDev.h"
24
25	#include "AutoCaller.h"
26	#include "Logging.h"
27
28	/* generated header */
29	#include "VBoxEvents.h"
30
31	#include <iprt/semaphore.h>
32	#include <iprt/thread.h>
33	#include <iprt/asm.h>
34	#include <iprt/time.h>
35	#include <iprt/cpp/utils.h>
36	#include <iprt/alloca.h>
37
38	#include <VBox/vmm/pdmdrv.h>
39	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
40	# include <VBox/vmm/vm.h>
41	#endif
42
43	#ifdef VBOX_WITH_VIDEOHWACCEL
44	# include <VBoxVideo.h>
45	#endif
46
47	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
48	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
49	#endif
50
51	#include <VBox/com/array.h>
52
53	#ifdef VBOX_WITH_VIDEOREC
54	# include <iprt/path.h>
55	# include "VideoRec.h"
56	#endif
57
58	#ifdef VBOX_WITH_CROGL
59	typedef enum
60	{
61	CRVREC_STATE_IDLE,
62	CRVREC_STATE_SUBMITTED
63	} CRVREC_STATE;
64	#endif
65
66	/**
67	* Display driver instance data.
68	*
69	* @implements PDMIDISPLAYCONNECTOR
70	*/
71	typedef struct DRVMAINDISPLAY
72	{
73	/** Pointer to the display object. */
74	Display *pDisplay;
75	/** Pointer to the driver instance structure. */
76	PPDMDRVINS pDrvIns;
77	/** Pointer to the keyboard port interface of the driver/device above us. */
78	PPDMIDISPLAYPORT pUpPort;
79	/** Our display connector interface. */
80	PDMIDISPLAYCONNECTOR IConnector;
81	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
82	/** VBVA callbacks */
83	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
84	#endif
85	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
86
87	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
88	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
89
90	// constructor / destructor
91	/////////////////////////////////////////////////////////////////////////////
92
93	Display::Display()
94	: mParent(NULL), mfIsCr3DEnabled(false)
95	{
96	}
97
98	Display::~Display()
99	{
100	}
101
102
103	HRESULT Display::FinalConstruct()
104	{
105	int rc = videoAccelConstruct(&mVideoAccelLegacy);
106	AssertRC(rc);
107
108	mfVideoAccelVRDP = false;
109	mfu32SupportedOrders = 0;
110	mcVideoAccelVRDPRefs = 0;
111
112	mfSeamlessEnabled = false;
113	mpRectVisibleRegion = NULL;
114	mcRectVisibleRegion = 0;
115
116	#ifdef VBOX_WITH_CROGL
117	mfCrOglDataHidden = false;
118	#endif
119
120	mpDrv = NULL;
121	mpVMMDev = NULL;
122	mfVMMDevInited = false;
123
124	rc = RTCritSectInit(&mVideoAccelLock);
125	AssertRC(rc);
126
127	#ifdef VBOX_WITH_HGSMI
128	mu32UpdateVBVAFlags = 0;
129	mfVMMDevSupportsGraphics = false;
130	mfGuestVBVACapabilities = 0;
131	mfHostCursorCapabilities = 0;
132	#endif
133
134	#ifdef VBOX_WITH_VIDEOREC
135	rc = RTCritSectInit(&mVideoCaptureLock);
136	AssertRC(rc);
137
138	mpVideoRecCtx = NULL;
139	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
140	maVideoRecEnabled[i] = true;
141	#endif
142
143	#ifdef VBOX_WITH_CRHGSMI
144	mhCrOglSvc = NULL;
145	rc = RTCritSectRwInit(&mCrOglLock);
146	AssertRC(rc);
147	#endif
148
149	#ifdef VBOX_WITH_CROGL
150	RT_ZERO(mCrOglCallbacks);
151	RT_ZERO(mCrOglScreenshotData);
152	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
153	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
154	mCrOglScreenshotData.pvContext = this;
155	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
156	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
157	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
158	#endif
159
160	return BaseFinalConstruct();
161	}
162
163	void Display::FinalRelease()
164	{
165	uninit();
166
167	#ifdef VBOX_WITH_VIDEOREC
168	if (RTCritSectIsInitialized(&mVideoCaptureLock))
169	{
170	RTCritSectDelete(&mVideoCaptureLock);
171	RT_ZERO(mVideoCaptureLock);
172	}
173	#endif
174
175	videoAccelDestroy(&mVideoAccelLegacy);
176	i_saveVisibleRegion(0, NULL);
177
178	if (RTCritSectIsInitialized(&mVideoAccelLock))
179	{
180	RTCritSectDelete(&mVideoAccelLock);
181	RT_ZERO(mVideoAccelLock);
182	}
183
184	#ifdef VBOX_WITH_CRHGSMI
185	if (RTCritSectRwIsInitialized(&mCrOglLock))
186	{
187	RTCritSectRwDelete(&mCrOglLock);
188	RT_ZERO(mCrOglLock);
189	}
190	#endif
191	BaseFinalRelease();
192	}
193
194	// public initializer/uninitializer for internal purposes only
195	/////////////////////////////////////////////////////////////////////////////
196
197	#define kMaxSizeThumbnail 64
198
199	/**
200	* Save thumbnail and screenshot of the guest screen.
201	*/
202	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
203	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
204	{
205	int rc = VINF_SUCCESS;
206
207	uint8_t *pu8Thumbnail = NULL;
208	uint32_t cbThumbnail = 0;
209	uint32_t cxThumbnail = 0;
210	uint32_t cyThumbnail = 0;
211
212	if (cx > cy)
213	{
214	cxThumbnail = kMaxSizeThumbnail;
215	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
216	}
217	else
218	{
219	cyThumbnail = kMaxSizeThumbnail;
220	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
221	}
222
223	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
224
225	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
226	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
227
228	if (pu8Thumbnail)
229	{
230	uint8_t *dst = pu8Thumbnail;
231	uint8_t *src = pbData;
232	int dstW = cxThumbnail;
233	int dstH = cyThumbnail;
234	int srcW = cx;
235	int srcH = cy;
236	int iDeltaLine = cx * 4;
237
238	BitmapScale32(dst,
239	dstW, dstH,
240	src,
241	iDeltaLine,
242	srcW, srcH);
243
244	*ppu8Thumbnail = pu8Thumbnail;
245	*pcbThumbnail = cbThumbnail;
246	*pcxThumbnail = cxThumbnail;
247	*pcyThumbnail = cyThumbnail;
248	}
249	else
250	{
251	rc = VERR_NO_MEMORY;
252	}
253
254	return rc;
255	}
256
257	#ifdef VBOX_WITH_CROGL
258	typedef struct
259	{
260	CRVBOXHGCMTAKESCREENSHOT Base;
261
262	/* 32bpp small RGB image. */
263	uint8_t *pu8Thumbnail;
264	uint32_t cbThumbnail;
265	uint32_t cxThumbnail;
266	uint32_t cyThumbnail;
267
268	/* PNG screenshot. */
269	uint8_t *pu8PNG;
270	uint32_t cbPNG;
271	uint32_t cxPNG;
272	uint32_t cyPNG;
273	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
274
275	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
276	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
277	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
278	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
279	{
280	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
281	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
282	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
283	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
284	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
285	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
286	if (RT_FAILURE(rc))
287	{
288	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
289	if (pData->pu8PNG)
290	{
291	RTMemFree(pData->pu8PNG);
292	pData->pu8PNG = NULL;
293	}
294	pData->cbPNG = 0;
295	pData->cxPNG = 0;
296	pData->cyPNG = 0;
297	}
298	}
299	#endif
300
301	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
302	{
303	Display that = static_cast<Display>(pvUser);
304
305	/* 32bpp small RGB image. */
306	uint8_t *pu8Thumbnail = NULL;
307	uint32_t cbThumbnail = 0;
308	uint32_t cxThumbnail = 0;
309	uint32_t cyThumbnail = 0;
310
311	/* PNG screenshot. */
312	uint8_t *pu8PNG = NULL;
313	uint32_t cbPNG = 0;
314	uint32_t cxPNG = 0;
315	uint32_t cyPNG = 0;
316
317	Console::SafeVMPtr ptrVM(that->mParent);
318	if (ptrVM.isOk())
319	{
320	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
321	BOOL f3DSnapshot = FALSE;
322	if ( that->mfIsCr3DEnabled
323	&& that->mCrOglCallbacks.pfnHasData
324	&& that->mCrOglCallbacks.pfnHasData())
325	{
326	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
327	if (pVMMDev)
328	{
329	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
330	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
331	if (pScreenshot)
332	{
333	/* screen id or CRSCREEN_ALL to specify all enabled */
334	pScreenshot->Base.u32Screen = 0;
335	pScreenshot->Base.u32Width = 0;
336	pScreenshot->Base.u32Height = 0;
337	pScreenshot->Base.u32Pitch = 0;
338	pScreenshot->Base.pvBuffer = NULL;
339	pScreenshot->Base.pvContext = pScreenshot;
340	pScreenshot->Base.pfnScreenshotBegin = NULL;
341	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
342	pScreenshot->Base.pfnScreenshotEnd = NULL;
343
344	VBOXCRCMDCTL_HGCM data;
345	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
346	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
347
348	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
349	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
350	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
351
352	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
353	if (RT_SUCCESS(rc))
354	{
355	if (pScreenshot->pu8PNG)
356	{
357	pu8Thumbnail = pScreenshot->pu8Thumbnail;
358	cbThumbnail = pScreenshot->cbThumbnail;
359	cxThumbnail = pScreenshot->cxThumbnail;
360	cyThumbnail = pScreenshot->cyThumbnail;
361
362	/* PNG screenshot. */
363	pu8PNG = pScreenshot->pu8PNG;
364	cbPNG = pScreenshot->cbPNG;
365	cxPNG = pScreenshot->cxPNG;
366	cyPNG = pScreenshot->cyPNG;
367	f3DSnapshot = TRUE;
368	}
369	else
370	AssertMsgFailed(("no png\n"));
371	}
372	else
373	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
374
375
376	RTMemFree(pScreenshot);
377	}
378	}
379	}
380
381	if (!f3DSnapshot)
382	#endif
383	{
384	/* Query RGB bitmap. */
385	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
386	uint8_t *pbData = NULL;
387	size_t cbData = 0;
388	uint32_t cx = 0;
389	uint32_t cy = 0;
390	bool fFreeMem = false;
391	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
392
393	/*
394	* It is possible that success is returned but everything is 0 or NULL.
395	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
396	*/
397	if (RT_SUCCESS(rc) && pbData)
398	{
399	Assert(cx && cy);
400
401	/* Prepare a small thumbnail and a PNG screenshot. */
402	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
403	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
404	if (RT_FAILURE(rc))
405	{
406	if (pu8PNG)
407	{
408	RTMemFree(pu8PNG);
409	pu8PNG = NULL;
410	}
411	cbPNG = 0;
412	cxPNG = 0;
413	cyPNG = 0;
414	}
415
416	if (fFreeMem)
417	RTMemFree(pbData);
418	else
419	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
420	}
421	}
422	}
423	else
424	{
425	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
426	}
427
428	/* Regardless of rc, save what is available:
429	* Data format:
430	* uint32_t cBlocks;
431	* [blocks]
432	*
433	* Each block is:
434	* uint32_t cbBlock; if 0 - no 'block data'.
435	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
436	* [block data]
437	*
438	* Block data for bitmap and PNG:
439	* uint32_t cx;
440	* uint32_t cy;
441	* [image data]
442	*/
443	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
444
445	/* First block. */
446	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
447	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
448
449	if (cbThumbnail)
450	{
451	SSMR3PutU32(pSSM, cxThumbnail);
452	SSMR3PutU32(pSSM, cyThumbnail);
453	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
454	}
455
456	/* Second block. */
457	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
458	SSMR3PutU32(pSSM, 1); /* Block type: png. */
459
460	if (cbPNG)
461	{
462	SSMR3PutU32(pSSM, cxPNG);
463	SSMR3PutU32(pSSM, cyPNG);
464	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
465	}
466
467	RTMemFree(pu8PNG);
468	RTMemFree(pu8Thumbnail);
469	}
470
471	DECLCALLBACK(int)
472	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
473	{
474	RT_NOREF(pvUser);
475	if (uVersion != sSSMDisplayScreenshotVer)
476	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
477	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
478
479	/* Skip data. */
480	uint32_t cBlocks;
481	int rc = SSMR3GetU32(pSSM, &cBlocks);
482	AssertRCReturn(rc, rc);
483
484	for (uint32_t i = 0; i < cBlocks; i++)
485	{
486	uint32_t cbBlock;
487	rc = SSMR3GetU32(pSSM, &cbBlock);
488	AssertRCBreak(rc);
489
490	uint32_t typeOfBlock;
491	rc = SSMR3GetU32(pSSM, &typeOfBlock);
492	AssertRCBreak(rc);
493
494	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
495
496	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
497	* do not write any data if the image size was 0.
498	* @todo Fix and increase saved state version.
499	*/
500	if (cbBlock > 2 * sizeof(uint32_t))
501	{
502	rc = SSMR3Skip(pSSM, cbBlock);
503	AssertRCBreak(rc);
504	}
505	}
506
507	return rc;
508	}
509
510	/**
511	* Save/Load some important guest state
512	*/
513	DECLCALLBACK(void)
514	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
515	{
516	Display that = static_cast<Display>(pvUser);
517
518	SSMR3PutU32(pSSM, that->mcMonitors);
519	for (unsigned i = 0; i < that->mcMonitors; i++)
520	{
521	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
522	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
523	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
524	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
525	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
526	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
527	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
528	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
529	}
530	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
531	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
532	SSMR3PutU32(pSSM, that->cxInputMapping);
533	SSMR3PutU32(pSSM, that->cyInputMapping);
534	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
535	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
536	}
537
538	DECLCALLBACK(int)
539	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
540	{
541	Display that = static_cast<Display>(pvUser);
542
543	if ( uVersion != sSSMDisplayVer
544	&& uVersion != sSSMDisplayVer2
545	&& uVersion != sSSMDisplayVer3
546	&& uVersion != sSSMDisplayVer4
547	&& uVersion != sSSMDisplayVer5)
548	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
549	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
550
551	uint32_t cMonitors;
552	int rc = SSMR3GetU32(pSSM, &cMonitors);
553	AssertRCReturn(rc, rc);
554	if (cMonitors != that->mcMonitors)
555	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
556
557	for (uint32_t i = 0; i < cMonitors; i++)
558	{
559	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
560	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
561	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
562	if ( uVersion == sSSMDisplayVer2
563	\|\| uVersion == sSSMDisplayVer3
564	\|\| uVersion == sSSMDisplayVer4
565	\|\| uVersion == sSSMDisplayVer5)
566	{
567	uint32_t w;
568	uint32_t h;
569	SSMR3GetU32(pSSM, &w);
570	SSMR3GetU32(pSSM, &h);
571	that->maFramebuffers[i].w = w;
572	that->maFramebuffers[i].h = h;
573	}
574	if ( uVersion == sSSMDisplayVer3
575	\|\| uVersion == sSSMDisplayVer4
576	\|\| uVersion == sSSMDisplayVer5)
577	{
578	int32_t xOrigin;
579	int32_t yOrigin;
580	uint32_t flags;
581	SSMR3GetS32(pSSM, &xOrigin);
582	SSMR3GetS32(pSSM, &yOrigin);
583	SSMR3GetU32(pSSM, &flags);
584	that->maFramebuffers[i].xOrigin = xOrigin;
585	that->maFramebuffers[i].yOrigin = yOrigin;
586	that->maFramebuffers[i].flags = (uint16_t)flags;
587	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
588	}
589	}
590	if ( uVersion == sSSMDisplayVer4
591	\|\| uVersion == sSSMDisplayVer5)
592	{
593	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
594	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
595	SSMR3GetU32(pSSM, &that->cxInputMapping);
596	SSMR3GetU32(pSSM, &that->cyInputMapping);
597	}
598	if (uVersion == sSSMDisplayVer5)
599	{
600	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
601	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
602	}
603
604	return VINF_SUCCESS;
605	}
606
607	/**
608	* Initializes the display object.
609	*
610	* @returns COM result indicator
611	* @param aParent handle of our parent object
612	*/
613	HRESULT Display::init(Console *aParent)
614	{
615	ComAssertRet(aParent, E_INVALIDARG);
616	/* Enclose the state transition NotReady->InInit->Ready */
617	AutoInitSpan autoInitSpan(this);
618	AssertReturn(autoInitSpan.isOk(), E_FAIL);
619
620	unconst(mParent) = aParent;
621
622	mfSourceBitmapEnabled = true;
623	fVGAResizing = false;
624
625	ULONG ul;
626	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
627	mcMonitors = ul;
628	xInputMappingOrigin = 0;
629	yInputMappingOrigin = 0;
630	cxInputMapping = 0;
631	cyInputMapping = 0;
632
633	for (ul = 0; ul < mcMonitors; ul++)
634	{
635	maFramebuffers[ul].u32Offset = 0;
636	maFramebuffers[ul].u32MaxFramebufferSize = 0;
637	maFramebuffers[ul].u32InformationSize = 0;
638
639	maFramebuffers[ul].pFramebuffer = NULL;
640	/* All secondary monitors are disabled at startup. */
641	maFramebuffers[ul].fDisabled = ul > 0;
642
643	maFramebuffers[ul].u32Caps = 0;
644
645	maFramebuffers[ul].updateImage.pu8Address = NULL;
646	maFramebuffers[ul].updateImage.cbLine = 0;
647
648	maFramebuffers[ul].xOrigin = 0;
649	maFramebuffers[ul].yOrigin = 0;
650
651	maFramebuffers[ul].w = 0;
652	maFramebuffers[ul].h = 0;
653
654	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
655
656	maFramebuffers[ul].u16BitsPerPixel = 0;
657	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
658	maFramebuffers[ul].u32LineSize = 0;
659
660	maFramebuffers[ul].pHostEvents = NULL;
661
662	maFramebuffers[ul].fDefaultFormat = false;
663
664	#ifdef VBOX_WITH_HGSMI
665	maFramebuffers[ul].fVBVAEnabled = false;
666	maFramebuffers[ul].fVBVAForceResize = false;
667	maFramebuffers[ul].fRenderThreadMode = false;
668	maFramebuffers[ul].pVBVAHostFlags = NULL;
669	#endif /* VBOX_WITH_HGSMI */
670	#ifdef VBOX_WITH_CROGL
671	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
672	#endif
673	}
674
675	{
676	// register listener for state change events
677	ComPtr<IEventSource> es;
678	mParent->COMGETTER(EventSource)(es.asOutParam());
679	com::SafeArray<VBoxEventType_T> eventTypes;
680	eventTypes.push_back(VBoxEventType_OnStateChanged);
681	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
682	}
683
684	/* Cache the 3D settings. */
685	BOOL fIs3DEnabled = FALSE;
686	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
687	GraphicsControllerType_T enmGpuType = (GraphicsControllerType_T)GraphicsControllerType_VBoxVGA;
688	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
689	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
690
691	/* Confirm a successful initialization */
692	autoInitSpan.setSucceeded();
693
694	return S_OK;
695	}
696
697	/**
698	* Uninitializes the instance and sets the ready flag to FALSE.
699	* Called either from FinalRelease() or by the parent when it gets destroyed.
700	*/
701	void Display::uninit()
702	{
703	LogRelFlowFunc(("this=%p\n", this));
704
705	/* Enclose the state transition Ready->InUninit->NotReady */
706	AutoUninitSpan autoUninitSpan(this);
707	if (autoUninitSpan.uninitDone())
708	return;
709
710	unsigned uScreenId;
711	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
712	{
713	maFramebuffers[uScreenId].pSourceBitmap.setNull();
714	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
715	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
716	maFramebuffers[uScreenId].updateImage.cbLine = 0;
717	maFramebuffers[uScreenId].pFramebuffer.setNull();
718	#ifdef VBOX_WITH_VIDEOREC
719	maFramebuffers[uScreenId].videoCapture.pSourceBitmap.setNull();
720	#endif
721	}
722
723	if (mParent)
724	{
725	ComPtr<IEventSource> es;
726	mParent->COMGETTER(EventSource)(es.asOutParam());
727	es->UnregisterListener(this);
728	}
729
730	unconst(mParent) = NULL;
731
732	if (mpDrv)
733	mpDrv->pDisplay = NULL;
734
735	mpDrv = NULL;
736	mpVMMDev = NULL;
737	mfVMMDevInited = true;
738	}
739
740	/**
741	* Register the SSM methods. Called by the power up thread to be able to
742	* pass pVM
743	*/
744	int Display::i_registerSSM(PUVM pUVM)
745	{
746	/* Version 2 adds width and height of the framebuffer; version 3 adds
747	* the framebuffer offset in the virtual desktop and the framebuffer flags;
748	* version 4 adds guest to host input event mapping and version 5 adds
749	* guest VBVA and host cursor capabilities.
750	*/
751	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
752	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
753	NULL, NULL, NULL,
754	NULL, i_displaySSMSave, NULL,
755	NULL, i_displaySSMLoad, NULL, this);
756	AssertRCReturn(rc, rc);
757
758	/*
759	* Register loaders for old saved states where iInstance was
760	* 3 * sizeof(uint32_t *) due to a code mistake.
761	*/
762	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
763	NULL, NULL, NULL,
764	NULL, NULL, NULL,
765	NULL, i_displaySSMLoad, NULL, this);
766	AssertRCReturn(rc, rc);
767
768	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
769	NULL, NULL, NULL,
770	NULL, NULL, NULL,
771	NULL, i_displaySSMLoad, NULL, this);
772	AssertRCReturn(rc, rc);
773
774	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
775	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
776	NULL, NULL, NULL,
777	NULL, i_displaySSMSaveScreenshot, NULL,
778	NULL, i_displaySSMLoadScreenshot, NULL, this);
779
780	AssertRCReturn(rc, rc);
781
782	return VINF_SUCCESS;
783	}
784
785	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
786	{
787	RT_NOREF(pCmd, cbCmd, rc);
788	Assert(pvCompletion);
789	RTMemFree(pvCompletion);
790	}
791
792	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
793	int Display::i_crOglWindowsShow(bool fShow)
794	{
795	if (!mfCrOglDataHidden == !!fShow)
796	return VINF_SUCCESS;
797
798	if (!mhCrOglSvc)
799	{
800	/* No 3D or the VMSVGA3d kind. */
801	Assert(!mfIsCr3DEnabled);
802	return VERR_INVALID_STATE;
803	}
804
805	VMMDev *pVMMDev = mParent->i_getVMMDev();
806	if (!pVMMDev)
807	{
808	AssertMsgFailed(("no vmmdev\n"));
809	return VERR_INVALID_STATE;
810	}
811
812	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
813	if (!pData)
814	{
815	AssertMsgFailed(("RTMemAlloc failed\n"));
816	return VERR_NO_MEMORY;
817	}
818
819	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
820	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
821
822	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
823	pData->aParms[0].u.uint32 = (uint32_t)fShow;
824
825	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
826	if (RT_SUCCESS(rc))
827	mfCrOglDataHidden = !fShow;
828	else
829	{
830	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
831	RTMemFree(pData);
832	}
833
834	return rc;
835	}
836	#endif
837
838
839	// public methods only for internal purposes
840	/////////////////////////////////////////////////////////////////////////////
841
842	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
843	{
844	RT_NOREF(pView);
845	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
846	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
847	return VINF_SUCCESS; /* nop it */
848
849	if (mfIsCr3DEnabled)
850	{
851	int rc = VERR_INVALID_STATE;
852	if (mhCrOglSvc)
853	{
854	VMMDev *pVMMDev = mParent->i_getVMMDev();
855	if (pVMMDev)
856	{
857	VBOXCRCMDCTL_HGCM *pCtl;
858	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
859	if (pCtl)
860	{
861	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
862	pData->Screen = *pScreen;
863	pData->pvVRAM = pvVRAM;
864
865	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
866	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
867	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
868	pCtl->aParms[0].u.pointer.addr = pData;
869	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
870
871	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
872	if (RT_FAILURE(rc))
873	{
874	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
875	RTMemFree(pCtl);
876	}
877	}
878	else
879	rc = VERR_NO_MEMORY;
880	}
881	}
882
883	return rc;
884	}
885	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
886	RT_NOREF(pScreen, pvVRAM);
887	#endif
888	return VINF_SUCCESS;
889	}
890
891	#ifndef NEW_RESIZE
892	/**
893	* Handles display resize event.
894	*
895	* @param uScreenId Screen ID
896	* @param bpp New bits per pixel.
897	* @param pvVRAM VRAM pointer.
898	* @param cbLine New bytes per line.
899	* @param w New display width.
900	* @param h New display height.
901	* @param flags Flags of the new video mode.
902	*
903	* @thread EMT
904	*/
905	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
906	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
907	#else
908	/**
909	* Handles display resize event.
910	*
911	* @param uScreenId Screen ID
912	* @param bpp New bits per pixel.
913	* @param pvVRAM VRAM pointer.
914	* @param cbLine New bytes per line.
915	* @param w New display width.
916	* @param h New display height.
917	* @param flags Flags of the new video mode.
918	* @param xOrigin New display origin X.
919	* @param yOrigin New display origin Y.
920	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
921	*/
922	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
923	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
924	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
925	#endif
926	{
927	LogRel(("Display::handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
928	pvVRAM, w, h, bpp, cbLine, flags));
929
930	#ifndef NEW_RESIZE
931	if (uScreenId >= mcMonitors)
932	return VINF_SUCCESS;
933
934	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
935
936	/* Reset the update mode. */
937	pFBInfo->updateImage.pSourceBitmap.setNull();
938	pFBInfo->updateImage.pu8Address = NULL;
939	pFBInfo->updateImage.cbLine = 0;
940
941	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
942	{
943	pFBInfo->w = w;
944	pFBInfo->h = h;
945
946	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
947	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
948	pFBInfo->u32LineSize = cbLine;
949	pFBInfo->flags = flags;
950	}
951
952	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
953	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
954	{
955	if (mpDrv)
956	{
957	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
958
959	mpDrv->IConnector.pbData = NULL;
960	mpDrv->IConnector.cbScanline = 0;
961	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
962	mpDrv->IConnector.cx = 0;
963	mpDrv->IConnector.cy = 0;
964	}
965	}
966
967	maFramebuffers[uScreenId].pSourceBitmap.setNull();
968
969	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
970	{
971	HRESULT hr = maFramebuffers[uScreenId].pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
972	LogFunc(("NotifyChange hr %08X\n", hr));
973	NOREF(hr);
974	}
975
976	bool fUpdateImage = RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage);
977	if (fUpdateImage && !pFBInfo->pFramebuffer.isNull())
978	{
979	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
980	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
981	if (SUCCEEDED(hr))
982	{
983	BYTE *pAddress = NULL;
984	ULONG ulWidth = 0;
985	ULONG ulHeight = 0;
986	ULONG ulBitsPerPixel = 0;
987	ULONG ulBytesPerLine = 0;
988	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
989
990	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
991	&ulWidth,
992	&ulHeight,
993	&ulBitsPerPixel,
994	&ulBytesPerLine,
995	&bitmapFormat);
996	if (SUCCEEDED(hr))
997	{
998	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
999	pFBInfo->updateImage.pu8Address = pAddress;
1000	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1001	}
1002	}
1003	}
1004
1005	/* Inform the VRDP server about the change of display parameters. */
1006	LogRelFlowFunc(("Calling VRDP\n"));
1007	mParent->i_consoleVRDPServer()->SendResize();
1008
1009	/* And re-send the seamless rectangles if necessary. */
1010	if (mfSeamlessEnabled)
1011	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1012
1013	#ifdef VBOX_WITH_VIDEOREC
1014	videoCaptureScreenChanged(uScreenId);
1015	#endif
1016
1017	#else /* NEW_RESIZE */
1018
1019	/* Caller must not hold the object lock. */
1020	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
1021
1022	/* Note: the old code checked if the video mode was actially chnaged and
1023	* did not invalidate the source bitmap if the mode did not change.
1024	* The new code always invalidates the source bitmap, i.e. it will
1025	* notify the frontend even if nothing actually changed.
1026	*
1027	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
1028	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
1029	* the @todo below.
1030	*/
1031
1032	/* Make sure that the VGA device does not access the source bitmap. */
1033	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
1034	{
1035	/// @todo It is probably more convenient to implement
1036	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
1037	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
1038	// fSet = false disables rendering and VGA can check
1039	// if it is already rendering to a different bitmap, avoiding
1040	// enable/disable rendering races.
1041	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
1042
1043	mpDrv->IConnector.pbData = NULL;
1044	mpDrv->IConnector.cbScanline = 0;
1045	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
1046	mpDrv->IConnector.cx = 0;
1047	mpDrv->IConnector.cy = 0;
1048	}
1049
1050	/* Update maFramebuffers[uScreenId] under lock. */
1051	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1052
1053	if (uScreenId >= mcMonitors)
1054	return VINF_SUCCESS;
1055
1056	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1057
1058	/* Whether the monitor position has changed.
1059	* A resize initiated by the VGA device does not change the monitor position.
1060	*/
1061	const bool fNewOrigin = !fVGAResize
1062	&& ( pFBInfo->xOrigin != xOrigin
1063	\|\| pFBInfo->yOrigin != yOrigin);
1064
1065	/* The event for disabled->enabled transition.
1066	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
1067	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
1068	*/
1069	const bool fGuestMonitorChangedEvent = !fVGAResize
1070	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
1071
1072	/* Reset the update mode. */
1073	pFBInfo->updateImage.pSourceBitmap.setNull();
1074	pFBInfo->updateImage.pu8Address = NULL;
1075	pFBInfo->updateImage.cbLine = 0;
1076
1077	/* Release the current source bitmap. */
1078	pFBInfo->pSourceBitmap.setNull();
1079
1080	/* Update the video mode information. */
1081	pFBInfo->w = w;
1082	pFBInfo->h = h;
1083	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
1084	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
1085	pFBInfo->u32LineSize = cbLine;
1086	if (!fVGAResize)
1087	{
1088	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
1089	pFBInfo->flags = flags;
1090	pFBInfo->xOrigin = xOrigin;
1091	pFBInfo->yOrigin = yOrigin;
1092	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1093	pFBInfo->fVBVAForceResize = false;
1094	}
1095
1096	/* Prepare local vars for the notification code below. */
1097	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1098	const bool fDisabled = pFBInfo->fDisabled;
1099
1100	alock.release();
1101
1102	if (!pFramebuffer.isNull())
1103	{
1104	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1105	LogFunc(("NotifyChange hr %08X\n", hr));
1106	NOREF(hr);
1107	}
1108
1109	if (fGuestMonitorChangedEvent)
1110	{
1111	if (fDisabled)
1112	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1113	GuestMonitorChangedEventType_Disabled,
1114	uScreenId,
1115	0, 0, 0, 0);
1116	else
1117	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1118	GuestMonitorChangedEventType_Enabled,
1119	uScreenId,
1120	xOrigin, yOrigin, w, h);
1121	}
1122
1123	if (fNewOrigin)
1124	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1125	GuestMonitorChangedEventType_NewOrigin,
1126	uScreenId,
1127	xOrigin, yOrigin, 0, 0);
1128
1129	/* Inform the VRDP server about the change of display parameters. */
1130	LogRelFlowFunc(("Calling VRDP\n"));
1131	mParent->i_consoleVRDPServer()->SendResize();
1132
1133	/* And re-send the seamless rectangles if necessary. */
1134	if (mfSeamlessEnabled)
1135	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1136
1137	#ifdef VBOX_WITH_VIDEOREC
1138	videoCaptureScreenChanged(uScreenId);
1139	#endif
1140
1141	#endif /* NEW_RESIZE */
1142
1143	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1144
1145	return VINF_SUCCESS;
1146	}
1147
1148	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1149	{
1150	/* Correct negative x and y coordinates. */
1151	if (*px < 0)
1152	{
1153	px += pw; /* Compute xRight which is also the new width. */
1154
1155	pw = (px < 0)? 0: *px;
1156
1157	*px = 0;
1158	}
1159
1160	if (*py < 0)
1161	{
1162	py += ph; /* Compute xBottom, which is also the new height. */
1163
1164	ph = (py < 0)? 0: *py;
1165
1166	*py = 0;
1167	}
1168
1169	/* Also check if coords are greater than the display resolution. */
1170	if (px + pw > cx)
1171	{
1172	pw = cx > px? cx - *px: 0;
1173	}
1174
1175	if (py + ph > cy)
1176	{
1177	ph = cy > py? cy - *py: 0;
1178	}
1179	}
1180
1181	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1182	{
1183	/*
1184	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1185	* Safe to use VBVA vars and take the framebuffer lock.
1186	*/
1187
1188	#ifdef DEBUG_sunlover
1189	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1190	uScreenId, x, y, w, h));
1191	#endif /* DEBUG_sunlover */
1192
1193	/* No updates for a disabled guest screen. */
1194	if (maFramebuffers[uScreenId].fDisabled)
1195	return;
1196
1197	/* No updates for a blank guest screen. */
1198	/** @note Disabled for now, as the GUI does not update the picture when we
1199	* first blank. */
1200	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1201	return; */
1202
1203	#ifndef NEW_RESIZE
1204	i_checkCoordBounds(&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1205	maFramebuffers[uScreenId].h);
1206
1207	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1208	if (pFramebuffer != NULL)
1209	{
1210	if (w != 0 && h != 0)
1211	{
1212	bool fUpdateImage = RT_BOOL(maFramebuffers[uScreenId].u32Caps & FramebufferCapabilities_UpdateImage);
1213	if (RT_LIKELY(!fUpdateImage))
1214	{
1215	pFramebuffer->NotifyUpdate(x, y, w, h);
1216	}
1217	else
1218	{
1219	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1220
1221	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1222
1223	if (!pFBInfo->updateImage.pSourceBitmap.isNull())
1224	{
1225	Assert(pFBInfo->updateImage.pu8Address);
1226
1227	size_t cbData = w * h * 4;
1228	com::SafeArray<BYTE> image(cbData);
1229
1230	uint8_t *pu8Dst = image.raw();
1231	const uint8_t pu8Src = pFBInfo->updateImage.pu8Address + pFBInfo->updateImage.cbLine y + x * 4;
1232
1233	int i;
1234	for (i = y; i < y + h; ++i)
1235	{
1236	memcpy(pu8Dst, pu8Src, w * 4);
1237	pu8Dst += w * 4;
1238	pu8Src += pFBInfo->updateImage.cbLine;
1239	}
1240
1241	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1242	}
1243	}
1244	}
1245	}
1246	#else /* NEW_RESIZE */
1247	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1248	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1249
1250	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1251	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1252
1253	alockr.release();
1254
1255	if (RT_LIKELY(!pFramebuffer.isNull()))
1256	{
1257	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1258	{
1259	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1260
1261	if (w != 0 && h != 0)
1262	{
1263	pFramebuffer->NotifyUpdate(x, y, w, h);
1264	}
1265	}
1266	else
1267	{
1268	if (RT_LIKELY(!pSourceBitmap.isNull()))
1269	{ /* likely */ }
1270	else
1271	{
1272	/* Create a source bitmap if UpdateImage mode is used. */
1273	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1274	if (SUCCEEDED(hr))
1275	{
1276	BYTE *pAddress = NULL;
1277	ULONG ulWidth = 0;
1278	ULONG ulHeight = 0;
1279	ULONG ulBitsPerPixel = 0;
1280	ULONG ulBytesPerLine = 0;
1281	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1282
1283	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1284	&ulWidth,
1285	&ulHeight,
1286	&ulBitsPerPixel,
1287	&ulBytesPerLine,
1288	&bitmapFormat);
1289	if (SUCCEEDED(hr))
1290	{
1291	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1292
1293	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1294	{
1295	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1296	pFBInfo->updateImage.pu8Address = pAddress;
1297	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1298	}
1299
1300	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1301
1302	alockw.release();
1303	}
1304	}
1305	}
1306
1307	if (RT_LIKELY(!pSourceBitmap.isNull()))
1308	{
1309	BYTE *pbAddress = NULL;
1310	ULONG ulWidth = 0;
1311	ULONG ulHeight = 0;
1312	ULONG ulBitsPerPixel = 0;
1313	ULONG ulBytesPerLine = 0;
1314	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1315
1316	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1317	&ulWidth,
1318	&ulHeight,
1319	&ulBitsPerPixel,
1320	&ulBytesPerLine,
1321	&bitmapFormat);
1322	if (SUCCEEDED(hr))
1323	{
1324	/* Make sure that the requested update is within the source bitmap dimensions. */
1325	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1326
1327	if (w != 0 && h != 0)
1328	{
1329	const size_t cbData = w * h * 4;
1330	com::SafeArray<BYTE> image(cbData);
1331
1332	uint8_t *pu8Dst = image.raw();
1333	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1334
1335	int i;
1336	for (i = y; i < y + h; ++i)
1337	{
1338	memcpy(pu8Dst, pu8Src, w * 4);
1339	pu8Dst += w * 4;
1340	pu8Src += ulBytesPerLine;
1341	}
1342
1343	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1344	}
1345	}
1346	}
1347	}
1348	}
1349	#endif /* NEW_RESIZE */
1350
1351	#ifndef VBOX_WITH_HGSMI
1352	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1353	{
1354	#else
1355	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1356	{
1357	#endif /* VBOX_WITH_HGSMI */
1358	/* When VBVA is enabled, the VRDP server is informed
1359	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1360	* Inform the server here only if VBVA is disabled.
1361	*/
1362	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1363	}
1364	}
1365
1366	void Display::i_updateGuestGraphicsFacility(void)
1367	{
1368	Guest* pGuest = mParent->i_getGuest();
1369	AssertPtrReturnVoid(pGuest);
1370	/* The following is from GuestImpl.cpp. */
1371	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1372	* to move the graphics and seamless capability -> facility translation to
1373	* VMMDev so this could be saved. */
1374	RTTIMESPEC TimeSpecTS;
1375	RTTimeNow(&TimeSpecTS);
1376
1377	if ( mfVMMDevSupportsGraphics
1378	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1379	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1380	VBoxGuestFacilityStatus_Active,
1381	0 /fFlags/, &TimeSpecTS);
1382	else
1383	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1384	VBoxGuestFacilityStatus_Inactive,
1385	0 /fFlags/, &TimeSpecTS);
1386	}
1387
1388	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1389	{
1390	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1391	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1392	return;
1393	mfVMMDevSupportsGraphics = fSupportsGraphics;
1394	i_updateGuestGraphicsFacility();
1395	/* The VMMDev interface notifies the console. */
1396	}
1397
1398	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1399	{
1400	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1401	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1402
1403	mfGuestVBVACapabilities = fNewCapabilities;
1404	if (!fNotify)
1405	return;
1406	i_updateGuestGraphicsFacility();
1407	/* Tell the console about it */
1408	mParent->i_onAdditionsStateChange();
1409	}
1410
1411	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1412	{
1413	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1414
1415	xInputMappingOrigin = xOrigin;
1416	yInputMappingOrigin = yOrigin;
1417	cxInputMapping = cx;
1418	cyInputMapping = cy;
1419
1420	/* Re-send the seamless rectangles if necessary. */
1421	if (mfSeamlessEnabled)
1422	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1423	}
1424
1425	/**
1426	* Returns the upper left and lower right corners of the virtual framebuffer.
1427	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1428	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1429	*/
1430	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1431	int32_t px2, int32_t py2)
1432	{
1433	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1434	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1435
1436	AssertPtrReturnVoid(px1);
1437	AssertPtrReturnVoid(py1);
1438	AssertPtrReturnVoid(px2);
1439	AssertPtrReturnVoid(py2);
1440	LogRelFlowFunc(("\n"));
1441
1442	if (!mpDrv)
1443	return;
1444	/* If VBVA is not in use then this flag will not be set and this
1445	* will still work as it should. */
1446	if (!maFramebuffers[0].fDisabled)
1447	{
1448	x1 = (int32_t)maFramebuffers[0].xOrigin;
1449	y1 = (int32_t)maFramebuffers[0].yOrigin;
1450	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1451	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1452	}
1453	if (cxInputMapping && cyInputMapping)
1454	{
1455	x1 = xInputMappingOrigin;
1456	y1 = yInputMappingOrigin;
1457	x2 = xInputMappingOrigin + cxInputMapping;
1458	y2 = yInputMappingOrigin + cyInputMapping;
1459	}
1460	else
1461	for (unsigned i = 1; i < mcMonitors; ++i)
1462	{
1463	if (!maFramebuffers[i].fDisabled)
1464	{
1465	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1466	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1467	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1468	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1469	}
1470	}
1471	*px1 = x1;
1472	*py1 = y1;
1473	*px2 = x2;
1474	*py2 = y2;
1475	}
1476
1477	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1478	{
1479	/* Do we need this to access mParent? I presume that the safe VM pointer
1480	* ensures that mpDrv will remain valid. */
1481	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1482	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1483	& ~fCapabilitiesRemoved;
1484
1485	Console::SafeVMPtr ptrVM(mParent);
1486	if (!ptrVM.isOk())
1487	return ptrVM.rc();
1488	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1489	return S_OK;
1490	CHECK_CONSOLE_DRV(mpDrv);
1491	alock.release(); /* Release before calling up for lock order reasons. */
1492	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fCapabilitiesAdded, fCapabilitiesRemoved);
1493	mfHostCursorCapabilities = fHostCursorCapabilities;
1494	return S_OK;
1495	}
1496
1497	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y)
1498	{
1499	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1500	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1501	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1502	xAdj = RT_MIN(xAdj, cxInputMapping);
1503	yAdj = RT_MIN(yAdj, cyInputMapping);
1504
1505	Console::SafeVMPtr ptrVM(mParent);
1506	if (!ptrVM.isOk())
1507	return ptrVM.rc();
1508	CHECK_CONSOLE_DRV(mpDrv);
1509	alock.release(); /* Release before calling up for lock order reasons. */
1510	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj);
1511	return S_OK;
1512	}
1513
1514	static bool displayIntersectRect(RTRECT *prectResult,
1515	const RTRECT *prect1,
1516	const RTRECT *prect2)
1517	{
1518	/* Initialize result to an empty record. */
1519	memset(prectResult, 0, sizeof(RTRECT));
1520
1521	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1522	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1523
1524	if (xLeftResult < xRightResult)
1525	{
1526	/* There is intersection by X. */
1527
1528	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1529	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1530
1531	if (yTopResult < yBottomResult)
1532	{
1533	/* There is intersection by Y. */
1534
1535	prectResult->xLeft = xLeftResult;
1536	prectResult->yTop = yTopResult;
1537	prectResult->xRight = xRightResult;
1538	prectResult->yBottom = yBottomResult;
1539
1540	return true;
1541	}
1542	}
1543
1544	return false;
1545	}
1546
1547	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1548	{
1549	RTRECT *pRectVisibleRegion = NULL;
1550
1551	if (pRect == mpRectVisibleRegion)
1552	return VINF_SUCCESS;
1553	if (cRect != 0)
1554	{
1555	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1556	if (!pRectVisibleRegion)
1557	{
1558	return VERR_NO_MEMORY;
1559	}
1560	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1561	}
1562	if (mpRectVisibleRegion)
1563	RTMemFree(mpRectVisibleRegion);
1564	mcRectVisibleRegion = cRect;
1565	mpRectVisibleRegion = pRectVisibleRegion;
1566	return VINF_SUCCESS;
1567	}
1568
1569	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1570	{
1571	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1572	* sizeof(RTRECT));
1573	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1574	if (!pVisibleRegion)
1575	{
1576	return VERR_NO_TMP_MEMORY;
1577	}
1578	int rc = i_saveVisibleRegion(cRect, pRect);
1579	if (RT_FAILURE(rc))
1580	{
1581	RTMemTmpFree(pVisibleRegion);
1582	return rc;
1583	}
1584
1585	unsigned uScreenId;
1586	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1587	{
1588	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1589
1590	if ( !pFBInfo->pFramebuffer.isNull()
1591	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1592	{
1593	/* Prepare a new array of rectangles which intersect with the framebuffer.
1594	*/
1595	RTRECT rectFramebuffer;
1596	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1597	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1598	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1599	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1600
1601	uint32_t cRectVisibleRegion = 0;
1602
1603	uint32_t i;
1604	for (i = 0; i < cRect; i++)
1605	{
1606	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1607	{
1608	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1609	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1610	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1611	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1612
1613	cRectVisibleRegion++;
1614	}
1615	}
1616	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1617	}
1618	}
1619
1620	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1621	VMMDev *vmmDev = mParent->i_getVMMDev();
1622	if (mfIsCr3DEnabled && vmmDev)
1623	{
1624	if (mhCrOglSvc)
1625	{
1626	VBOXCRCMDCTL_HGCM *pCtl;
1627	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1628	if (pCtl)
1629	{
1630	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1631	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1632
1633	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1634	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1635
1636	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1637	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1638	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1639
1640	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1641	if (!RT_SUCCESS(rc))
1642	{
1643	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1644	RTMemFree(pCtl);
1645	}
1646	}
1647	else
1648	AssertMsgFailed(("failed to allocate rects memory\n"));
1649	}
1650	else
1651	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1652	}
1653	#endif
1654
1655	RTMemTmpFree(pVisibleRegion);
1656
1657	return VINF_SUCCESS;
1658	}
1659
1660	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1661	{
1662	/// @todo Currently not used by the guest and is not implemented in
1663	/// framebuffers. Remove?
1664	RT_NOREF(pcRects, paRects);
1665	return VERR_NOT_SUPPORTED;
1666	}
1667
1668	#ifdef VBOX_WITH_HGSMI
1669	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1670	uint32_t fu32SupportedOrders,
1671	bool fVideoAccelVRDP,
1672	DISPLAYFBINFO *pFBInfo)
1673	{
1674	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1675
1676	if (pFBInfo->pVBVAHostFlags)
1677	{
1678	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1679
1680	if (pFBInfo->fVBVAEnabled)
1681	{
1682	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1683
1684	if (fVideoAccelVRDP)
1685	{
1686	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1687	}
1688	}
1689
1690	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1691	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1692
1693	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1694	}
1695	}
1696
1697	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1698	bool fVideoAccelVRDP,
1699	DISPLAYFBINFO *paFBInfos,
1700	unsigned cFBInfos)
1701	{
1702	unsigned uScreenId;
1703
1704	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1705	{
1706	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1707	}
1708	}
1709	#endif /* VBOX_WITH_HGSMI */
1710
1711	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1712	{
1713	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1714	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1715	if (RT_SUCCESS(rc))
1716	{
1717	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1718	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1719	}
1720	LogFlowFunc(("leave %Rrc\n", rc));
1721	return rc;
1722	}
1723
1724	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1725	{
1726	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1727	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1728	if (RT_SUCCESS(rc))
1729	{
1730	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1731	videoAccelLeaveVGA(&mVideoAccelLegacy);
1732	}
1733	LogFlowFunc(("leave %Rrc\n", rc));
1734	return rc;
1735	}
1736
1737	void Display::VideoAccelFlushVMMDev(void)
1738	{
1739	LogFlowFunc(("enter\n"));
1740	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1741	if (RT_SUCCESS(rc))
1742	{
1743	i_VideoAccelFlush(mpDrv->pUpPort);
1744	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1745	}
1746	LogFlowFunc(("leave\n"));
1747	}
1748
1749	/* Called always by one VRDP server thread. Can be thread-unsafe.
1750	*/
1751	void Display::i_VideoAccelVRDP(bool fEnable)
1752	{
1753	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1754
1755	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1756
1757	int c = fEnable?
1758	ASMAtomicIncS32(&mcVideoAccelVRDPRefs):
1759	ASMAtomicDecS32(&mcVideoAccelVRDPRefs);
1760
1761	Assert (c >= 0);
1762
1763	/* This can run concurrently with Display videoaccel state change. */
1764	RTCritSectEnter(&mVideoAccelLock);
1765
1766	if (c == 0)
1767	{
1768	/* The last client has disconnected, and the accel can be
1769	* disabled.
1770	*/
1771	Assert(fEnable == false);
1772
1773	mfVideoAccelVRDP = false;
1774	mfu32SupportedOrders = 0;
1775
1776	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1777	maFramebuffers, mcMonitors);
1778	#ifdef VBOX_WITH_HGSMI
1779	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1780	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1781	#endif /* VBOX_WITH_HGSMI */
1782
1783	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1784	}
1785	else if ( c == 1
1786	&& !mfVideoAccelVRDP)
1787	{
1788	/* The first client has connected. Enable the accel.
1789	*/
1790	Assert(fEnable == true);
1791
1792	mfVideoAccelVRDP = true;
1793	/* Supporting all orders. */
1794	mfu32SupportedOrders = UINT32_MAX;
1795
1796	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1797	maFramebuffers, mcMonitors);
1798	#ifdef VBOX_WITH_HGSMI
1799	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1800	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1801	#endif /* VBOX_WITH_HGSMI */
1802
1803	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1804	}
1805	else
1806	{
1807	/* A client is connected or disconnected but there is no change in the
1808	* accel state. It remains enabled.
1809	*/
1810	Assert(mfVideoAccelVRDP == true);
1811	}
1812
1813	RTCritSectLeave(&mVideoAccelLock);
1814	}
1815
1816	void Display::i_notifyPowerDown(void)
1817	{
1818	LogRelFlowFunc(("\n"));
1819
1820	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1821
1822	/* Source bitmaps are not available anymore. */
1823	mfSourceBitmapEnabled = false;
1824
1825	alock.release();
1826
1827	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1828	unsigned uScreenId = mcMonitors;
1829	while (uScreenId > 0)
1830	{
1831	--uScreenId;
1832
1833	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1834	if (!pFBInfo->fDisabled)
1835	{
1836	#ifndef NEW_RESIZE
1837	i_handleDisplayResize(uScreenId, 32,
1838	pFBInfo->pu8FramebufferVRAM,
1839	pFBInfo->u32LineSize,
1840	pFBInfo->w,
1841	pFBInfo->h,
1842	pFBInfo->flags);
1843	#else
1844	i_handleDisplayResize(uScreenId, 32,
1845	pFBInfo->pu8FramebufferVRAM,
1846	pFBInfo->u32LineSize,
1847	pFBInfo->w,
1848	pFBInfo->h,
1849	pFBInfo->flags,
1850	pFBInfo->xOrigin,
1851	pFBInfo->yOrigin,
1852	false);
1853	#endif
1854	}
1855	}
1856	}
1857
1858	// Wrapped IDisplay methods
1859	/////////////////////////////////////////////////////////////////////////////
1860	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1861	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1862	{
1863	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1864
1865	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1866
1867	if (aScreenId >= mcMonitors)
1868	return E_INVALIDARG;
1869
1870	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1871
1872	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1873
1874	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1875	guestMonitorStatus = GuestMonitorStatus_Disabled;
1876	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1877	guestMonitorStatus = GuestMonitorStatus_Blank;
1878
1879	if (aWidth)
1880	*aWidth = pFBInfo->w;
1881	if (aHeight)
1882	*aHeight = pFBInfo->h;
1883	if (aBitsPerPixel)
1884	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1885	if (aXOrigin)
1886	*aXOrigin = pFBInfo->xOrigin;
1887	if (aYOrigin)
1888	*aYOrigin = pFBInfo->yOrigin;
1889	if (aGuestMonitorStatus)
1890	*aGuestMonitorStatus = guestMonitorStatus;
1891
1892	return S_OK;
1893	}
1894
1895
1896	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1897	{
1898	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1899
1900	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1901
1902	if (aScreenId >= mcMonitors)
1903	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1904	aScreenId, mcMonitors);
1905
1906	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1907	if (!pFBInfo->pFramebuffer.isNull())
1908	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1909	aScreenId);
1910
1911	pFBInfo->pFramebuffer = aFramebuffer;
1912	pFBInfo->framebufferId.create();
1913	aId = pFBInfo->framebufferId;
1914
1915	SafeArray<FramebufferCapabilities_T> caps;
1916	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1917	pFBInfo->u32Caps = 0;
1918	size_t i;
1919	for (i = 0; i < caps.size(); ++i)
1920	pFBInfo->u32Caps \|= caps[i];
1921
1922	alock.release();
1923
1924	/* The driver might not have been constructed yet */
1925	if (mpDrv)
1926	{
1927	#ifndef NEW_RESIZE
1928	/* Setup the new framebuffer. */
1929	i_handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
1930	pFBInfo->pu8FramebufferVRAM,
1931	pFBInfo->u32LineSize,
1932	pFBInfo->w,
1933	pFBInfo->h,
1934	pFBInfo->flags);
1935	#else
1936	/* Inform the framebuffer about the actual screen size. */
1937	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1938	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1939
1940	/* Re-send the seamless rectangles if necessary. */
1941	if (mfSeamlessEnabled)
1942	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1943	#endif
1944	}
1945
1946	Console::SafeVMPtrQuiet ptrVM(mParent);
1947	if (ptrVM.isOk())
1948	{
1949	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1950	if (mfIsCr3DEnabled)
1951	{
1952	VBOXCRCMDCTL_HGCM data;
1953	RT_ZERO(data);
1954	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1955	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1956
1957	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1958	data.aParms[0].u.uint32 = aScreenId;
1959
1960	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1961	AssertRC(vrc);
1962	}
1963	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1964
1965	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1966	3, this, aScreenId, false);
1967	}
1968
1969	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1970	return S_OK;
1971	}
1972
1973	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1974	{
1975	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1976
1977	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1978
1979	if (aScreenId >= mcMonitors)
1980	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1981	aScreenId, mcMonitors);
1982
1983	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1984
1985	if (pFBInfo->framebufferId != aId)
1986	{
1987	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1988	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1989	}
1990
1991	pFBInfo->pFramebuffer.setNull();
1992	pFBInfo->framebufferId.clear();
1993
1994	alock.release();
1995
1996	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1997	Console::SafeVMPtrQuiet ptrVM(mParent);
1998	if (ptrVM.isOk())
1999	{
2000	if (mfIsCr3DEnabled)
2001	{
2002	VBOXCRCMDCTL_HGCM data;
2003	RT_ZERO(data);
2004	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2005	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
2006
2007	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2008	data.aParms[0].u.uint32 = aScreenId;
2009
2010	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2011	AssertRC(vrc);
2012	}
2013	}
2014	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
2015
2016	return S_OK;
2017	}
2018
2019	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
2020	{
2021	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2022
2023	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2024
2025	if (aScreenId >= mcMonitors)
2026	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
2027	aScreenId, mcMonitors);
2028
2029	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2030
2031	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
2032
2033	return S_OK;
2034	}
2035
2036	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
2037	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
2038	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
2039	{
2040	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
2041	{
2042	/* Some of parameters must not change. Query current mode. */
2043	ULONG ulWidth = 0;
2044	ULONG ulHeight = 0;
2045	ULONG ulBitsPerPixel = 0;
2046	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
2047	if (FAILED(hr))
2048	return hr;
2049
2050	/* Assign current values to not changing parameters. */
2051	if (aWidth == 0)
2052	aWidth = ulWidth;
2053	if (aHeight == 0)
2054	aHeight = ulHeight;
2055	if (aBitsPerPixel == 0)
2056	aBitsPerPixel = ulBitsPerPixel;
2057	}
2058
2059	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2060
2061	if (aDisplay >= mcMonitors)
2062	return E_INVALIDARG;
2063
2064	CHECK_CONSOLE_DRV(mpDrv);
2065
2066	/*
2067	* It is up to the guest to decide whether the hint is
2068	* valid. Therefore don't do any VRAM sanity checks here.
2069	*/
2070
2071	/* Have to release the lock because the pfnRequestDisplayChange
2072	* will call EMT. */
2073	alock.release();
2074
2075	/* We always send the hint to the graphics card in case the guest enables
2076	* support later. For now we notify exactly when support is enabled. */
2077	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
2078	aBitsPerPixel, aDisplay,
2079	aChangeOrigin ? aOriginX : ~0,
2080	aChangeOrigin ? aOriginY : ~0,
2081	RT_BOOL(aEnabled),
2082	mfGuestVBVACapabilities
2083	& VBVACAPS_VIDEO_MODE_HINTS);
2084	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
2085	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ))
2086	{
2087	mParent->i_sendACPIMonitorHotPlugEvent();
2088	}
2089
2090	/* We currently never suppress the VMMDev hint if the guest has requested
2091	* it. Specifically the video graphics driver may not be responsible for
2092	* screen positioning in the guest virtual desktop, and the component
2093	* responsible may want to get the hint from VMMDev. */
2094	VMMDev *pVMMDev = mParent->i_getVMMDev();
2095	if (pVMMDev)
2096	{
2097	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2098	if (pVMMDevPort)
2099	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
2100	aDisplay, aOriginX, aOriginY,
2101	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
2102	}
2103	return S_OK;
2104	}
2105
2106	HRESULT Display::setSeamlessMode(BOOL enabled)
2107	{
2108	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2109
2110	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2111	alock.release();
2112
2113	VMMDev *pVMMDev = mParent->i_getVMMDev();
2114	if (pVMMDev)
2115	{
2116	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2117	if (pVMMDevPort)
2118	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2119	}
2120	mfSeamlessEnabled = RT_BOOL(enabled);
2121
2122	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2123	if (!enabled)
2124	{
2125	VMMDev *vmmDev = mParent->i_getVMMDev();
2126	if (mfIsCr3DEnabled && vmmDev)
2127	{
2128	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
2129	if (!pData)
2130	{
2131	AssertMsgFailed(("RTMemAlloc failed\n"));
2132	return VERR_NO_MEMORY;
2133	}
2134
2135	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2136	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2137
2138	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2139	pData->aParms[0].u.pointer.addr = NULL;
2140	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2141
2142	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
2143	if (!RT_SUCCESS(rc))
2144	{
2145	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2146	RTMemFree(pData);
2147	}
2148	}
2149	}
2150	#endif
2151	return S_OK;
2152	}
2153
2154	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2155	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2156	uint32_t u32Width, uint32_t u32Height)
2157	{
2158	if ( pDisplay->mfIsCr3DEnabled
2159	&& pDisplay->mCrOglCallbacks.pfnHasData
2160	&& pDisplay->mCrOglCallbacks.pfnHasData())
2161	{
2162	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2163	if (pVMMDev)
2164	{
2165	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2166	if (pScreenshot)
2167	{
2168	/* screen id or CRSCREEN_ALL to specify all enabled */
2169	pScreenshot->u32Screen = aScreenId;
2170	pScreenshot->u32Width = u32Width;
2171	pScreenshot->u32Height = u32Height;
2172	pScreenshot->u32Pitch = u32Width * 4;
2173	pScreenshot->pvBuffer = pbData;
2174	pScreenshot->pvContext = NULL;
2175	pScreenshot->pfnScreenshotBegin = NULL;
2176	pScreenshot->pfnScreenshotPerform = NULL;
2177	pScreenshot->pfnScreenshotEnd = NULL;
2178
2179	VBOXCRCMDCTL_HGCM data;
2180	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2181	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2182
2183	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2184	data.aParms[0].u.pointer.addr = pScreenshot;
2185	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2186
2187	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2188
2189	RTMemFree(pScreenshot);
2190
2191	if (RT_SUCCESS(rc))
2192	return TRUE;
2193	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2194	/* fall back to the non-3d mechanism */
2195	}
2196	}
2197	}
2198	return FALSE;
2199	}
2200	#endif
2201
2202	/* static */
2203	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2204	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2205	{
2206	int rc;
2207	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2208	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2209	{
2210	if (pDisplay->mpDrv)
2211	{
2212	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2213	*pfMemFree = false;
2214	}
2215	else
2216	{
2217	/* No image. */
2218	*ppbData = NULL;
2219	*pcbData = 0;
2220	*pcx = 0;
2221	*pcy = 0;
2222	*pfMemFree = true;
2223	rc = VINF_SUCCESS;
2224	}
2225	}
2226	else if (aScreenId < pDisplay->mcMonitors)
2227	{
2228	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2229
2230	uint32_t width = pFBInfo->w;
2231	uint32_t height = pFBInfo->h;
2232
2233	/* Allocate 32 bit per pixel bitmap. */
2234	size_t cbRequired = width * 4 * height;
2235
2236	if (cbRequired)
2237	{
2238	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2239	if (pbDst != NULL)
2240	{
2241	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2242	{
2243	/* Copy guest VRAM to the allocated 32bpp buffer. */
2244	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2245	int32_t xSrc = 0;
2246	int32_t ySrc = 0;
2247	uint32_t u32SrcWidth = width;
2248	uint32_t u32SrcHeight = height;
2249	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2250	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2251
2252	int32_t xDst = 0;
2253	int32_t yDst = 0;
2254	uint32_t u32DstWidth = u32SrcWidth;
2255	uint32_t u32DstHeight = u32SrcHeight;
2256	uint32_t u32DstLineSize = u32DstWidth * 4;
2257	uint32_t u32DstBitsPerPixel = 32;
2258
2259	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2260	width, height,
2261	pu8Src,
2262	xSrc, ySrc,
2263	u32SrcWidth, u32SrcHeight,
2264	u32SrcLineSize, u32SrcBitsPerPixel,
2265	pbDst,
2266	xDst, yDst,
2267	u32DstWidth, u32DstHeight,
2268	u32DstLineSize, u32DstBitsPerPixel);
2269	}
2270	else
2271	{
2272	memset(pbDst, 0, cbRequired);
2273	rc = VINF_SUCCESS;
2274	}
2275	if (RT_SUCCESS(rc))
2276	{
2277	*ppbData = pbDst;
2278	*pcbData = cbRequired;
2279	*pcx = width;
2280	*pcy = height;
2281	*pfMemFree = true;
2282	}
2283	else
2284	{
2285	RTMemFree(pbDst);
2286
2287	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2288	if ( rc == VERR_INVALID_STATE
2289	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2290	{
2291	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2292	*pfMemFree = false;
2293	}
2294	}
2295	}
2296	else
2297	rc = VERR_NO_MEMORY;
2298	}
2299	else
2300	{
2301	/* No image. */
2302	*ppbData = NULL;
2303	*pcbData = 0;
2304	*pcx = 0;
2305	*pcy = 0;
2306	*pfMemFree = true;
2307	rc = VINF_SUCCESS;
2308	}
2309	}
2310	else
2311	rc = VERR_INVALID_PARAMETER;
2312	return rc;
2313	}
2314
2315	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2316	BYTE *address, ULONG width, ULONG height)
2317	{
2318	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2319	/*
2320	* CrOgl screenshot hook/hack.
2321	*/
2322	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2323	return VINF_SUCCESS;
2324	#endif
2325
2326	uint8_t *pbData = NULL;
2327	size_t cbData = 0;
2328	uint32_t cx = 0;
2329	uint32_t cy = 0;
2330	bool fFreeMem = false;
2331	int vrc = VINF_SUCCESS;
2332
2333	int cRetries = 5;
2334	while (cRetries-- > 0)
2335	{
2336	/* Note! Not sure if the priority call is such a good idea here, but
2337	it would be nice to have an accurate screenshot for the bug
2338	report if the VM deadlocks. */
2339	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2340	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2341	if (vrc != VERR_TRY_AGAIN)
2342	{
2343	break;
2344	}
2345
2346	RTThreadSleep(10);
2347	}
2348
2349	if (RT_SUCCESS(vrc) && pbData)
2350	{
2351	if (cx == width && cy == height)
2352	{
2353	/* No scaling required. */
2354	memcpy(address, pbData, cbData);
2355	}
2356	else
2357	{
2358	/* Scale. */
2359	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2360
2361	uint8_t *dst = address;
2362	uint8_t *src = pbData;
2363	int dstW = width;
2364	int dstH = height;
2365	int srcW = cx;
2366	int srcH = cy;
2367	int iDeltaLine = cx * 4;
2368
2369	BitmapScale32(dst,
2370	dstW, dstH,
2371	src,
2372	iDeltaLine,
2373	srcW, srcH);
2374	}
2375
2376	if (fFreeMem)
2377	RTMemFree(pbData);
2378	else
2379	{
2380	/* This can be called from any thread. */
2381	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2382	}
2383	}
2384
2385	return vrc;
2386	}
2387
2388	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2389	BYTE *aAddress,
2390	ULONG aWidth,
2391	ULONG aHeight,
2392	BitmapFormat_T aBitmapFormat,
2393	ULONG *pcbOut)
2394	{
2395	HRESULT rc = S_OK;
2396
2397	/* Do not allow too small and too large screenshots. This also filters out negative
2398	* values passed as either 'aWidth' or 'aHeight'.
2399	*/
2400	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2401	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2402
2403	if ( aBitmapFormat != BitmapFormat_BGR0
2404	&& aBitmapFormat != BitmapFormat_BGRA
2405	&& aBitmapFormat != BitmapFormat_RGBA
2406	&& aBitmapFormat != BitmapFormat_PNG)
2407	{
2408	return setError(E_NOTIMPL,
2409	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2410	}
2411
2412	Console::SafeVMPtr ptrVM(mParent);
2413	if (!ptrVM.isOk())
2414	return ptrVM.rc();
2415
2416	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2417
2418	if (RT_SUCCESS(vrc))
2419	{
2420	const size_t cbData = aWidth * 4 * aHeight;
2421
2422	/* Most of uncompressed formats. */
2423	*pcbOut = (ULONG)cbData;
2424
2425	if (aBitmapFormat == BitmapFormat_BGR0)
2426	{
2427	/* Do nothing. */
2428	}
2429	else if (aBitmapFormat == BitmapFormat_BGRA)
2430	{
2431	uint32_t pu32 = (uint32_t )aAddress;
2432	size_t cPixels = aWidth * aHeight;
2433	while (cPixels--)
2434	{
2435	*pu32++ \|= UINT32_C(0xFF000000);
2436	}
2437	}
2438	else if (aBitmapFormat == BitmapFormat_RGBA)
2439	{
2440	uint8_t *pu8 = aAddress;
2441	size_t cPixels = aWidth * aHeight;
2442	while (cPixels--)
2443	{
2444	uint8_t u8 = pu8[0];
2445	pu8[0] = pu8[2];
2446	pu8[2] = u8;
2447	pu8[3] = 0xFF;
2448
2449	pu8 += 4;
2450	}
2451	}
2452	else if (aBitmapFormat == BitmapFormat_PNG)
2453	{
2454	uint8_t *pu8PNG = NULL;
2455	uint32_t cbPNG = 0;
2456	uint32_t cxPNG = 0;
2457	uint32_t cyPNG = 0;
2458
2459	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2460	if (RT_SUCCESS(vrc))
2461	{
2462	if (cbPNG <= cbData)
2463	{
2464	memcpy(aAddress, pu8PNG, cbPNG);
2465	*pcbOut = cbPNG;
2466	}
2467	else
2468	{
2469	rc = setError(E_FAIL,
2470	tr("PNG is larger than 32bpp bitmap"));
2471	}
2472	}
2473	else
2474	{
2475	rc = setError(VBOX_E_IPRT_ERROR,
2476	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2477	}
2478	RTMemFree(pu8PNG);
2479	}
2480	}
2481	else if (vrc == VERR_TRY_AGAIN)
2482	rc = setError(E_UNEXPECTED,
2483	tr("Screenshot is not available at this time"));
2484	else if (RT_FAILURE(vrc))
2485	rc = setError(VBOX_E_IPRT_ERROR,
2486	tr("Could not take a screenshot (%Rrc)"), vrc);
2487
2488	return rc;
2489	}
2490
2491	HRESULT Display::takeScreenShot(ULONG aScreenId,
2492	BYTE *aAddress,
2493	ULONG aWidth,
2494	ULONG aHeight,
2495	BitmapFormat_T aBitmapFormat)
2496	{
2497	HRESULT rc = S_OK;
2498
2499	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2500	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2501
2502	ULONG cbOut = 0;
2503	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2504	NOREF(cbOut);
2505
2506	LogRelFlowFunc(("%Rhrc\n", rc));
2507	return rc;
2508	}
2509
2510	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2511	ULONG aWidth,
2512	ULONG aHeight,
2513	BitmapFormat_T aBitmapFormat,
2514	std::vector<BYTE> &aScreenData)
2515	{
2516	HRESULT rc = S_OK;
2517
2518	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2519	aScreenId, aWidth, aHeight, aBitmapFormat));
2520
2521	/* Do not allow too small and too large screenshots. This also filters out negative
2522	* values passed as either 'aWidth' or 'aHeight'.
2523	*/
2524	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2525	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2526
2527	const size_t cbData = aWidth * 4 * aHeight;
2528	aScreenData.resize(cbData);
2529
2530	ULONG cbOut = 0;
2531	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2532	if (FAILED(rc))
2533	cbOut = 0;
2534
2535	aScreenData.resize(cbOut);
2536
2537	LogRelFlowFunc(("%Rhrc\n", rc));
2538	return rc;
2539	}
2540
2541	int Display::i_videoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
2542	{
2543	#ifdef VBOX_WITH_VIDEOREC
2544	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
2545	for (unsigned i = 0; i < Screens.size(); i++)
2546	{
2547	bool fChanged = maVideoRecEnabled[i] != RT_BOOL(Screens[i]);
2548
2549	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
2550
2551	if (fChanged && i < mcMonitors)
2552	videoCaptureScreenChanged(i);
2553
2554	}
2555	return VINF_SUCCESS;
2556	#else
2557	ComSafeArrayNoRef(aScreens);
2558	return VERR_NOT_SUPPORTED;
2559	#endif
2560	}
2561
2562	/**
2563	* Sends belonging audio samples to the video capturing code.
2564	* Does nothing if capturing is disabled or if audio support for video capturing is disabled.
2565	*
2566	* @returns IPRT status code.
2567	* @param pvData Audio data.
2568	* @param cbData Size (in bytes) of audio data.
2569	* @param uTimestampMs Timestamp (in ms) of the audio data.
2570	*/
2571	int Display::i_videoCaptureSendAudio(const void *pvData, size_t cbData, uint64_t uTimestampMs)
2572	{
2573	#ifdef VBOX_WITH_AUDIO_VIDEOREC
2574	if (!VideoRecIsEnabled(mpVideoRecCtx))
2575	return VINF_SUCCESS;
2576
2577	return VideoRecSendAudioFrame(mpVideoRecCtx, pvData, cbData, uTimestampMs);
2578	#else
2579	RT_NOREF(pvData, cbData, uTimestampMs);
2580	return VERR_NOT_SUPPORTED;
2581	#endif
2582	}
2583
2584	/**
2585	* Start video capturing. Does nothing if capturing is already active.
2586	*
2587	* @returns IPRT status code.
2588	*/
2589	int Display::i_videoCaptureStart(void)
2590	{
2591	#ifdef VBOX_WITH_VIDEOREC
2592	if (VideoRecIsEnabled(mpVideoRecCtx))
2593	return VINF_SUCCESS;
2594
2595	int rc = VideoRecContextCreate(mcMonitors, &mpVideoRecCtx);
2596	if (RT_FAILURE(rc))
2597	{
2598	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
2599	return rc;
2600	}
2601	ComPtr<IMachine> pMachine = mParent->i_machine();
2602	com::SafeArray<BOOL> screens;
2603	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
2604	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2605	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
2606	maVideoRecEnabled[i] = i < screens.size() && screens[i];
2607	ULONG ulWidth;
2608	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
2609	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2610	ULONG ulHeight;
2611	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
2612	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2613	ULONG ulRate;
2614	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
2615	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2616	ULONG ulFPS;
2617	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
2618	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2619	BSTR strFile;
2620	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
2621	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2622	ULONG ulMaxTime;
2623	hrc = pMachine->COMGETTER(VideoCaptureMaxTime)(&ulMaxTime);
2624	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2625	ULONG ulMaxSize;
2626	hrc = pMachine->COMGETTER(VideoCaptureMaxFileSize)(&ulMaxSize);
2627	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2628	BSTR strOptions;
2629	hrc = pMachine->COMGETTER(VideoCaptureOptions)(&strOptions);
2630	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
2631
2632	RTTIMESPEC ts;
2633	RTTimeNow(&ts);
2634	RTTIME time;
2635	RTTimeExplode(&time, &ts);
2636	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2637	{
2638	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
2639	char *pszSuff = RTPathSuffix(pszAbsPath);
2640	if (pszSuff)
2641	pszSuff = RTStrDup(pszSuff);
2642	RTPathStripSuffix(pszAbsPath);
2643	if (!pszAbsPath)
2644	rc = VERR_INVALID_PARAMETER;
2645	if (!pszSuff)
2646	pszSuff = RTStrDup(".webm");
2647	char *pszName = NULL;
2648	if (RT_SUCCESS(rc))
2649	{
2650	if (mcMonitors > 1)
2651	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
2652	else
2653	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
2654	}
2655	if (RT_SUCCESS(rc))
2656	{
2657	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2658	pszName, ulWidth, ulHeight,
2659	ulRate, ulFPS, ulMaxTime,
2660	ulMaxSize, com::Utf8Str(strOptions).c_str());
2661	if (rc == VERR_ALREADY_EXISTS)
2662	{
2663	RTStrFree(pszName);
2664	pszName = NULL;
2665
2666	if (mcMonitors > 1)
2667	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
2668	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2669	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2670	uScreen+1, pszSuff);
2671	else
2672	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
2673	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
2674	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
2675	pszSuff);
2676	if (RT_SUCCESS(rc))
2677	rc = VideoRecStreamInit(mpVideoRecCtx, uScreen,
2678	pszName, ulWidth, ulHeight, ulRate,
2679	ulFPS, ulMaxTime,
2680	ulMaxSize, com::Utf8Str(strOptions).c_str());
2681	}
2682	}
2683
2684	if (RT_SUCCESS(rc))
2685	{
2686	videoCaptureScreenChanged(uScreen);
2687	}
2688	else
2689	LogRel(("Display::VideoCaptureStart: Failed to initialize video recording context #%u, (%Rrc)\n", uScreen, rc));
2690
2691	RTStrFree(pszName);
2692	RTStrFree(pszSuff);
2693	RTStrFree(pszAbsPath);
2694	}
2695	return rc;
2696	#else /* VBOX_WITH_VIDEOREC */
2697	return VERR_NOT_SUPPORTED;
2698	#endif
2699	}
2700
2701	/**
2702	* Stop video capturing. Does nothing if video capturing is not active.
2703	*/
2704	void Display::i_videoCaptureStop()
2705	{
2706	#ifdef VBOX_WITH_VIDEOREC
2707	if (!VideoRecIsEnabled(mpVideoRecCtx))
2708	return;
2709
2710	VideoRecContextDestroy(mpVideoRecCtx);
2711	mpVideoRecCtx = NULL;
2712
2713	unsigned uScreenId;
2714	for (uScreenId = 0; uScreenId < mcMonitors; ++uScreenId)
2715	videoCaptureScreenChanged(uScreenId);
2716	#endif
2717	}
2718
2719	#ifdef VBOX_WITH_VIDEOREC
2720	void Display::videoCaptureScreenChanged(unsigned uScreenId)
2721	{
2722	if ( !VideoRecIsEnabled(mpVideoRecCtx)
2723	\|\| !maVideoRecEnabled[uScreenId])
2724	{
2725	/* Skip recording this screen. */
2726	return;
2727	}
2728
2729	/* Get a new source bitmap which will be used by video capture code. */
2730	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2731	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2732
2733	int rc2 = RTCritSectEnter(&mVideoCaptureLock);
2734	if (RT_SUCCESS(rc2))
2735	{
2736	maFramebuffers[uScreenId].videoCapture.pSourceBitmap = pSourceBitmap;
2737
2738	rc2 = RTCritSectLeave(&mVideoCaptureLock);
2739	AssertRC(rc2);
2740	}
2741	}
2742	#endif /* VBOX_WITH_VIDEOREC */
2743
2744	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2745	ULONG x, ULONG y, ULONG width, ULONG height)
2746	{
2747	int rc = VINF_SUCCESS;
2748
2749	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2750
2751	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2752	{
2753	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2754	}
2755	else if (aScreenId < pDisplay->mcMonitors)
2756	{
2757	/* Copy the bitmap to the guest VRAM. */
2758	const uint8_t *pu8Src = address;
2759	int32_t xSrc = 0;
2760	int32_t ySrc = 0;
2761	uint32_t u32SrcWidth = width;
2762	uint32_t u32SrcHeight = height;
2763	uint32_t u32SrcLineSize = width * 4;
2764	uint32_t u32SrcBitsPerPixel = 32;
2765
2766	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2767	int32_t xDst = x;
2768	int32_t yDst = y;
2769	uint32_t u32DstWidth = pFBInfo->w;
2770	uint32_t u32DstHeight = pFBInfo->h;
2771	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2772	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2773
2774	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2775	width, height,
2776	pu8Src,
2777	xSrc, ySrc,
2778	u32SrcWidth, u32SrcHeight,
2779	u32SrcLineSize, u32SrcBitsPerPixel,
2780	pu8Dst,
2781	xDst, yDst,
2782	u32DstWidth, u32DstHeight,
2783	u32DstLineSize, u32DstBitsPerPixel);
2784	if (RT_SUCCESS(rc))
2785	{
2786	if (!pFBInfo->pSourceBitmap.isNull())
2787	{
2788	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2789	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2790	*/
2791	if ( pFBInfo->fDefaultFormat
2792	&& !pFBInfo->fDisabled)
2793	{
2794	BYTE *pAddress = NULL;
2795	ULONG ulWidth = 0;
2796	ULONG ulHeight = 0;
2797	ULONG ulBitsPerPixel = 0;
2798	ULONG ulBytesPerLine = 0;
2799	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2800
2801	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2802	&ulWidth,
2803	&ulHeight,
2804	&ulBitsPerPixel,
2805	&ulBytesPerLine,
2806	&bitmapFormat);
2807	if (SUCCEEDED(hrc))
2808	{
2809	pu8Src = pFBInfo->pu8FramebufferVRAM;
2810	xSrc = x;
2811	ySrc = y;
2812	u32SrcWidth = pFBInfo->w;
2813	u32SrcHeight = pFBInfo->h;
2814	u32SrcLineSize = pFBInfo->u32LineSize;
2815	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2816
2817	/* Default format is 32 bpp. */
2818	pu8Dst = pAddress;
2819	xDst = xSrc;
2820	yDst = ySrc;
2821	u32DstWidth = u32SrcWidth;
2822	u32DstHeight = u32SrcHeight;
2823	u32DstLineSize = u32DstWidth * 4;
2824	u32DstBitsPerPixel = 32;
2825
2826	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2827	width, height,
2828	pu8Src,
2829	xSrc, ySrc,
2830	u32SrcWidth, u32SrcHeight,
2831	u32SrcLineSize, u32SrcBitsPerPixel,
2832	pu8Dst,
2833	xDst, yDst,
2834	u32DstWidth, u32DstHeight,
2835	u32DstLineSize, u32DstBitsPerPixel);
2836	}
2837	}
2838	}
2839
2840	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2841	}
2842	}
2843	else
2844	{
2845	rc = VERR_INVALID_PARAMETER;
2846	}
2847
2848	if (RT_SUCCESS(rc))
2849	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2850
2851	return rc;
2852	}
2853
2854	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2855	{
2856	/// @todo (r=dmik) this function may take too long to complete if the VM
2857	// is doing something like saving state right now. Which, in case if it
2858	// is called on the GUI thread, will make it unresponsive. We should
2859	// check the machine state here (by enclosing the check and VMRequCall
2860	// within the Console lock to make it atomic).
2861
2862	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2863	(void *)aAddress, aX, aY, aWidth, aHeight));
2864
2865	CheckComArgExpr(aWidth, aWidth != 0);
2866	CheckComArgExpr(aHeight, aHeight != 0);
2867
2868	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2869
2870	CHECK_CONSOLE_DRV(mpDrv);
2871
2872	Console::SafeVMPtr ptrVM(mParent);
2873	if (!ptrVM.isOk())
2874	return ptrVM.rc();
2875
2876	/* Release lock because the call scheduled on EMT may also try to take it. */
2877	alock.release();
2878
2879	/*
2880	* Again we're lazy and make the graphics device do all the
2881	* dirty conversion work.
2882	*/
2883	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2884	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2885
2886	/*
2887	* If the function returns not supported, we'll have to do all the
2888	* work ourselves using the framebuffer.
2889	*/
2890	HRESULT rc = S_OK;
2891	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
2892	{
2893	/** @todo implement generic fallback for screen blitting. */
2894	rc = E_NOTIMPL;
2895	}
2896	else if (RT_FAILURE(rcVBox))
2897	rc = setError(VBOX_E_IPRT_ERROR,
2898	tr("Could not draw to the screen (%Rrc)"), rcVBox);
2899	/// @todo
2900	// else
2901	// {
2902	// /* All ok. Redraw the screen. */
2903	// handleDisplayUpdate(x, y, width, height);
2904	// }
2905
2906	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2907	return rc;
2908	}
2909
2910	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2911	{
2912	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2913
2914	unsigned uScreenId;
2915	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2916	{
2917	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2918
2919	if ( !pFBInfo->fVBVAEnabled
2920	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2921	{
2922	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2923	}
2924	else
2925	{
2926	if (!pFBInfo->fDisabled)
2927	{
2928	/* Render complete VRAM screen to the framebuffer.
2929	* When framebuffer uses VRAM directly, just notify it to update.
2930	*/
2931	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2932	{
2933	BYTE *pAddress = NULL;
2934	ULONG ulWidth = 0;
2935	ULONG ulHeight = 0;
2936	ULONG ulBitsPerPixel = 0;
2937	ULONG ulBytesPerLine = 0;
2938	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2939
2940	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2941	&ulWidth,
2942	&ulHeight,
2943	&ulBitsPerPixel,
2944	&ulBytesPerLine,
2945	&bitmapFormat);
2946	if (SUCCEEDED(hrc))
2947	{
2948	uint32_t width = pFBInfo->w;
2949	uint32_t height = pFBInfo->h;
2950
2951	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2952	int32_t xSrc = 0;
2953	int32_t ySrc = 0;
2954	uint32_t u32SrcWidth = pFBInfo->w;
2955	uint32_t u32SrcHeight = pFBInfo->h;
2956	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2957	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2958
2959	/* Default format is 32 bpp. */
2960	uint8_t *pu8Dst = pAddress;
2961	int32_t xDst = xSrc;
2962	int32_t yDst = ySrc;
2963	uint32_t u32DstWidth = u32SrcWidth;
2964	uint32_t u32DstHeight = u32SrcHeight;
2965	uint32_t u32DstLineSize = u32DstWidth * 4;
2966	uint32_t u32DstBitsPerPixel = 32;
2967
2968	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2969	* implies resize of Framebuffer is in progress and
2970	* copyrect should not be called.
2971	*/
2972	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2973	{
2974	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2975	width, height,
2976	pu8Src,
2977	xSrc, ySrc,
2978	u32SrcWidth, u32SrcHeight,
2979	u32SrcLineSize, u32SrcBitsPerPixel,
2980	pu8Dst,
2981	xDst, yDst,
2982	u32DstWidth, u32DstHeight,
2983	u32DstLineSize, u32DstBitsPerPixel);
2984	}
2985	}
2986	}
2987
2988	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2989	}
2990	}
2991	if (!fUpdateAll)
2992	break;
2993	}
2994	LogRelFlowFunc(("done\n"));
2995	return VINF_SUCCESS;
2996	}
2997
2998	/**
2999	* Does a full invalidation of the VM display and instructs the VM
3000	* to update it immediately.
3001	*
3002	* @returns COM status code
3003	*/
3004
3005	HRESULT Display::invalidateAndUpdate()
3006	{
3007	LogRelFlowFunc(("\n"));
3008
3009	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3010
3011	CHECK_CONSOLE_DRV(mpDrv);
3012
3013	Console::SafeVMPtr ptrVM(mParent);
3014	if (!ptrVM.isOk())
3015	return ptrVM.rc();
3016
3017	HRESULT rc = S_OK;
3018
3019	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
3020
3021	/* Have to release the lock when calling EMT. */
3022	alock.release();
3023
3024	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3025	3, this, 0, true);
3026	alock.acquire();
3027
3028	if (RT_FAILURE(rcVBox))
3029	rc = setError(VBOX_E_IPRT_ERROR,
3030	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
3031
3032	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3033	return rc;
3034	}
3035
3036	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
3037	{
3038	LogRelFlowFunc(("\n"));
3039
3040	HRESULT rc = S_OK;
3041
3042	Console::SafeVMPtr ptrVM(mParent);
3043	if (!ptrVM.isOk())
3044	return ptrVM.rc();
3045
3046	int rcVBox = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3047	3, this, aScreenId, false);
3048	if (RT_FAILURE(rcVBox))
3049	rc = setError(VBOX_E_IPRT_ERROR,
3050	tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, rcVBox);
3051
3052	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3053	return rc;
3054	}
3055
3056	HRESULT Display::completeVHWACommand(BYTE *aCommand)
3057	{
3058	#ifdef VBOX_WITH_VIDEOHWACCEL
3059	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)aCommand);
3060	return S_OK;
3061	#else
3062	return E_NOTIMPL;
3063	#endif
3064	}
3065
3066	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
3067	{
3068	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
3069
3070	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3071	if (mfIsCr3DEnabled)
3072	{
3073	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
3074	if (RT_FAILURE(rc))
3075	{
3076	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3077	pFb->pendingViewportInfo.fPending = true;
3078	pFb->pendingViewportInfo.x = aX;
3079	pFb->pendingViewportInfo.y = aY;
3080	pFb->pendingViewportInfo.width = aWidth;
3081	pFb->pendingViewportInfo.height = aHeight;
3082	}
3083	}
3084	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3085
3086	/* The driver might not have been constructed yet */
3087	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
3088	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
3089
3090	return S_OK;
3091	}
3092
3093	HRESULT Display::querySourceBitmap(ULONG aScreenId,
3094	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
3095	{
3096	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3097
3098	Console::SafeVMPtr ptrVM(mParent);
3099	if (!ptrVM.isOk())
3100	return ptrVM.rc();
3101
3102	bool fSetRenderVRAM = false;
3103	bool fInvalidate = false;
3104
3105	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3106
3107	if (aScreenId >= mcMonitors)
3108	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3109	aScreenId, mcMonitors);
3110
3111	if (!mfSourceBitmapEnabled)
3112	{
3113	aDisplaySourceBitmap = NULL;
3114	return E_FAIL;
3115	}
3116
3117	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3118
3119	/* No source bitmap for a blank guest screen. */
3120	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
3121	{
3122	aDisplaySourceBitmap = NULL;
3123	return E_FAIL;
3124	}
3125
3126	HRESULT hr = S_OK;
3127
3128	if (pFBInfo->pSourceBitmap.isNull())
3129	{
3130	#ifndef NEW_RESIZE
3131	/* Create a new object. */
3132	ComObjPtr<DisplaySourceBitmap> obj;
3133	hr = obj.createObject();
3134	if (SUCCEEDED(hr))
3135	hr = obj->init(this, aScreenId, pFBInfo);
3136
3137	if (SUCCEEDED(hr))
3138	{
3139	bool fDefaultFormat = !obj->i_usesVRAM();
3140
3141	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3142	{
3143	/* Start buffer updates. */
3144	BYTE *pAddress = NULL;
3145	ULONG ulWidth = 0;
3146	ULONG ulHeight = 0;
3147	ULONG ulBitsPerPixel = 0;
3148	ULONG ulBytesPerLine = 0;
3149	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3150
3151	obj->QueryBitmapInfo(&pAddress,
3152	&ulWidth,
3153	&ulHeight,
3154	&ulBitsPerPixel,
3155	&ulBytesPerLine,
3156	&bitmapFormat);
3157
3158	mpDrv->IConnector.pbData = pAddress;
3159	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3160	mpDrv->IConnector.cBits = ulBitsPerPixel;
3161	mpDrv->IConnector.cx = ulWidth;
3162	mpDrv->IConnector.cy = ulHeight;
3163
3164	fSetRenderVRAM = fDefaultFormat;
3165	}
3166
3167	/* Make sure that the bitmap contains the latest image. */
3168	fInvalidate = fDefaultFormat;
3169
3170	pFBInfo->pSourceBitmap = obj;
3171	pFBInfo->fDefaultFormat = fDefaultFormat;
3172	}
3173	#else /* NEW_RESIZE */
3174	/* Create a new object. */
3175	ComObjPtr<DisplaySourceBitmap> obj;
3176	hr = obj.createObject();
3177	if (SUCCEEDED(hr))
3178	hr = obj->init(this, aScreenId, pFBInfo);
3179
3180	if (SUCCEEDED(hr))
3181	{
3182	pFBInfo->pSourceBitmap = obj;
3183	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
3184
3185	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3186	{
3187	/* Start buffer updates. */
3188	BYTE *pAddress = NULL;
3189	ULONG ulWidth = 0;
3190	ULONG ulHeight = 0;
3191	ULONG ulBitsPerPixel = 0;
3192	ULONG ulBytesPerLine = 0;
3193	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3194
3195	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3196	&ulWidth,
3197	&ulHeight,
3198	&ulBitsPerPixel,
3199	&ulBytesPerLine,
3200	&bitmapFormat);
3201
3202	mpDrv->IConnector.pbData = pAddress;
3203	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3204	mpDrv->IConnector.cBits = ulBitsPerPixel;
3205	mpDrv->IConnector.cx = ulWidth;
3206	mpDrv->IConnector.cy = ulHeight;
3207
3208	fSetRenderVRAM = pFBInfo->fDefaultFormat;
3209	}
3210
3211	/* Make sure that the bitmap contains the latest image. */
3212	fInvalidate = pFBInfo->fDefaultFormat;
3213	}
3214	#endif /* NEW_RESIZE */
3215	}
3216
3217	if (SUCCEEDED(hr))
3218	{
3219	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
3220	}
3221
3222	/* Leave the IDisplay lock because the VGA device must not be called under it. */
3223	alock.release();
3224
3225	if (SUCCEEDED(hr))
3226	{
3227	if (fSetRenderVRAM)
3228	{
3229	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3230	}
3231
3232	if (fInvalidate)
3233	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
3234	3, this, aScreenId, false);
3235	}
3236
3237	LogRelFlowFunc(("%Rhrc\n", hr));
3238	return hr;
3239	}
3240
3241	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3242	{
3243	NOREF(aGuestScreenLayout);
3244	return E_NOTIMPL;
3245	}
3246
3247	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3248	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3249	{
3250	NOREF(aScreenLayoutMode);
3251	NOREF(aGuestScreenInfo);
3252	return E_NOTIMPL;
3253	}
3254
3255	// wrapped IEventListener method
3256	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3257	{
3258	VBoxEventType_T aType = VBoxEventType_Invalid;
3259
3260	aEvent->COMGETTER(Type)(&aType);
3261	switch (aType)
3262	{
3263	case VBoxEventType_OnStateChanged:
3264	{
3265	ComPtr<IStateChangedEvent> scev = aEvent;
3266	Assert(scev);
3267	MachineState_T machineState;
3268	scev->COMGETTER(State)(&machineState);
3269	if ( machineState == MachineState_Running
3270	\|\| machineState == MachineState_Teleporting
3271	\|\| machineState == MachineState_LiveSnapshotting
3272	\|\| machineState == MachineState_DeletingSnapshotOnline
3273	)
3274	{
3275	LogRelFlowFunc(("Machine is running.\n"));
3276
3277	#ifdef VBOX_WITH_CROGL
3278	i_crOglWindowsShow(true);
3279	#endif
3280	}
3281	else
3282	{
3283	#ifdef VBOX_WITH_CROGL
3284	if (machineState == MachineState_Paused)
3285	i_crOglWindowsShow(false);
3286	#endif
3287	}
3288	break;
3289	}
3290	default:
3291	AssertFailed();
3292	}
3293
3294	return S_OK;
3295	}
3296
3297
3298	// private methods
3299	/////////////////////////////////////////////////////////////////////////////
3300
3301	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3302	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3303	{
3304	VMMDev *pVMMDev = mParent->i_getVMMDev();
3305	if (!pVMMDev)
3306	return VERR_INVALID_STATE;
3307
3308	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3309	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3310
3311	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3312	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3313
3314	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3315	pData->aParms[0].u.uint32 = aScreenId;
3316
3317	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3318	pData->aParms[1].u.uint32 = x;
3319
3320	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3321	pData->aParms[2].u.uint32 = y;
3322
3323	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3324	pData->aParms[3].u.uint32 = width;
3325
3326	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3327	pData->aParms[4].u.uint32 = height;
3328
3329	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3330	}
3331	#endif
3332
3333	#ifdef VBOX_WITH_CRHGSMI
3334	void Display::i_setupCrHgsmiData(void)
3335	{
3336	VMMDev *pVMMDev = mParent->i_getVMMDev();
3337	Assert(pVMMDev);
3338	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3339	AssertRC(rc);
3340
3341	if (pVMMDev)
3342	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3343	else
3344	rc = VERR_GENERAL_FAILURE;
3345
3346	if (RT_SUCCESS(rc))
3347	{
3348	Assert(mhCrOglSvc);
3349	/* setup command completion callback */
3350	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3351	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3352	Completion.Hdr.cbCmd = sizeof(Completion);
3353	Completion.hCompletion = mpDrv->pVBVACallbacks;
3354	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3355
3356	VBOXHGCMSVCPARM parm;
3357	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3358	parm.u.pointer.addr = &Completion;
3359	parm.u.pointer.size = 0;
3360
3361	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3362	if (RT_SUCCESS(rc))
3363	mCrOglCallbacks = Completion.MainInterface;
3364	else
3365	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3366	}
3367
3368	if (RT_FAILURE(rc))
3369	mhCrOglSvc = NULL;
3370
3371	RTCritSectRwLeaveExcl(&mCrOglLock);
3372	}
3373
3374	void Display::i_destructCrHgsmiData(void)
3375	{
3376	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3377	AssertRC(rc);
3378	mhCrOglSvc = NULL;
3379	RTCritSectRwLeaveExcl(&mCrOglLock);
3380	}
3381	#endif /* VBOX_WITH_CRHGSMI */
3382
3383	/**
3384	* Handle display resize event issued by the VGA device for the primary screen.
3385	*
3386	* @see PDMIDISPLAYCONNECTOR::pfnResize
3387	*/
3388	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3389	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3390	{
3391	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3392	Display *pThis = pDrv->pDisplay;
3393
3394	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3395	bpp, pvVRAM, cbLine, cx, cy));
3396
3397	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3398	if (!f)
3399	{
3400	/* This is a result of recursive call when the source bitmap is being updated
3401	* during a VGA resize. Tell the VGA device to ignore the call.
3402	*
3403	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3404	* fail on resize.
3405	*/
3406	LogRel(("displayResizeCallback: already processing\n"));
3407	return VINF_VGA_RESIZE_IN_PROGRESS;
3408	}
3409
3410	#ifndef NEW_RESIZE
3411	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3412	#else
3413	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3414	#endif
3415
3416	/* Restore the flag. */
3417	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3418	AssertRelease(f);
3419
3420	return rc;
3421	}
3422
3423	/**
3424	* Handle display update.
3425	*
3426	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3427	*/
3428	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3429	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3430	{
3431	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3432
3433	#ifdef DEBUG_sunlover
3434	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3435	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3436	#endif /* DEBUG_sunlover */
3437
3438	/* This call does update regardless of VBVA status.
3439	* But in VBVA mode this is called only as result of
3440	* pfnUpdateDisplayAll in the VGA device.
3441	*/
3442
3443	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3444	}
3445
3446	/**
3447	* Periodic display refresh callback.
3448	*
3449	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3450	* @thread EMT
3451	*/
3452	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3453	{
3454	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3455
3456	#ifdef DEBUG_sunlover_2
3457	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3458	pDrv->pDisplay->mfVideoAccelEnabled));
3459	#endif /* DEBUG_sunlover_2 */
3460
3461	Display *pDisplay = pDrv->pDisplay;
3462	unsigned uScreenId;
3463
3464	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3465	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3466	{
3467	if (rc == VWRN_INVALID_STATE)
3468	{
3469	/* No VBVA do a display update. */
3470	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3471	}
3472
3473	/* Inform the VRDP server that the current display update sequence is
3474	* completed. At this moment the framebuffer memory contains a definite
3475	* image, that is synchronized with the orders already sent to VRDP client.
3476	* The server can now process redraw requests from clients or initial
3477	* fullscreen updates for new clients.
3478	*/
3479	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3480	{
3481	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3482	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3483	}
3484	}
3485
3486	#ifdef VBOX_WITH_VIDEOREC
3487	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3488	{
3489	do {
3490	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3491	if (pDisplay->mfIsCr3DEnabled)
3492	{
3493	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3494	{
3495	if ( pDisplay->mCrOglCallbacks.pfnHasData
3496	&& pDisplay->mCrOglCallbacks.pfnHasData())
3497	{
3498	/* submit */
3499	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3500
3501	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3502	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3503
3504	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3505	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3506	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3507	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3508	if (RT_SUCCESS(rc))
3509	break;
3510	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3511	}
3512
3513	/* no 3D data available, or error has occured,
3514	* go the straight way */
3515	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3516	}
3517	else
3518	{
3519	/* record request is still in progress, don't do anything */
3520	break;
3521	}
3522	}
3523	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3524
3525	uint64_t u64Now = RTTimeProgramMilliTS();
3526	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3527	{
3528	if (!pDisplay->maVideoRecEnabled[uScreenId])
3529	continue;
3530
3531	if (VideoRecIsLimitReached(pDisplay->mpVideoRecCtx, uScreenId, u64Now))
3532	{
3533	pDisplay->i_videoCaptureStop();
3534	pDisplay->mParent->i_machine()->COMSETTER(VideoCaptureEnabled)(false);
3535	break;
3536	}
3537
3538	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3539	if (!pFBInfo->fDisabled)
3540	{
3541	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3542	int rc2 = RTCritSectEnter(&pDisplay->mVideoCaptureLock);
3543	if (RT_SUCCESS(rc2))
3544	{
3545	pSourceBitmap = pFBInfo->videoCapture.pSourceBitmap;
3546	RTCritSectLeave(&pDisplay->mVideoCaptureLock);
3547	}
3548
3549	if (!pSourceBitmap.isNull())
3550	{
3551	BYTE *pbAddress = NULL;
3552	ULONG ulWidth = 0;
3553	ULONG ulHeight = 0;
3554	ULONG ulBitsPerPixel = 0;
3555	ULONG ulBytesPerLine = 0;
3556	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3557	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3558	&ulWidth,
3559	&ulHeight,
3560	&ulBitsPerPixel,
3561	&ulBytesPerLine,
3562	&bitmapFormat);
3563	if (SUCCEEDED(hr) && pbAddress)
3564	rc = VideoRecSendVideoFrame(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3565	BitmapFormat_BGR,
3566	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3567	pbAddress, u64Now);
3568	else
3569	rc = VERR_NOT_SUPPORTED;
3570
3571	pSourceBitmap.setNull();
3572	}
3573	else
3574	rc = VERR_NOT_SUPPORTED;
3575
3576	if (rc == VINF_TRY_AGAIN)
3577	break;
3578	}
3579	}
3580	} while (0);
3581	}
3582	#endif /* VBOX_WITH_VIDEOREC */
3583
3584	#ifdef DEBUG_sunlover_2
3585	LogFlowFunc(("leave\n"));
3586	#endif /* DEBUG_sunlover_2 */
3587	}
3588
3589	/**
3590	* Reset notification
3591	*
3592	* @see PDMIDISPLAYCONNECTOR::pfnReset
3593	*/
3594	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3595	{
3596	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3597
3598	LogRelFlowFunc(("\n"));
3599
3600	/* Disable VBVA mode. */
3601	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3602	}
3603
3604	/**
3605	* LFBModeChange notification
3606	*
3607	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3608	*/
3609	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3610	{
3611	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3612
3613	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3614
3615	NOREF(fEnabled);
3616
3617	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3618	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3619	}
3620
3621	/**
3622	* Adapter information change notification.
3623	*
3624	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3625	*/
3626	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3627	uint32_t u32VRAMSize)
3628	{
3629	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3630	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3631	}
3632
3633	/**
3634	* Display information change notification.
3635	*
3636	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3637	*/
3638	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3639	void *pvVRAM, unsigned uScreenId)
3640	{
3641	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3642	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3643	}
3644
3645	#ifdef VBOX_WITH_VIDEOHWACCEL
3646
3647	#ifndef S_FALSE
3648	# define S_FALSE ((HRESULT)1L)
3649	#endif
3650
3651	int Display::i_handleVHWACommandProcess(PVBOXVHWACMD pCommand)
3652	{
3653	unsigned id = (unsigned)pCommand->iDisplay;
3654	if (id >= mcMonitors)
3655	return VERR_INVALID_PARAMETER;
3656
3657	ComPtr<IFramebuffer> pFramebuffer;
3658	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3659	pFramebuffer = maFramebuffers[id].pFramebuffer;
3660	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3661	arlock.release();
3662
3663	if (pFramebuffer == NULL \|\| !fVHWASupported)
3664	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3665
3666	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
3667	if (hr == S_FALSE)
3668	return VINF_SUCCESS;
3669	if (SUCCEEDED(hr))
3670	return VINF_CALLBACK_RETURN;
3671	if (hr == E_ACCESSDENIED)
3672	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3673	if (hr == E_NOTIMPL)
3674	return VERR_NOT_IMPLEMENTED;
3675	return VERR_GENERAL_FAILURE;
3676	}
3677
3678	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
3679	{
3680	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3681
3682	return pDrv->pDisplay->i_handleVHWACommandProcess(pCommand);
3683	}
3684	#endif
3685
3686	#ifdef VBOX_WITH_CRHGSMI
3687	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3688	{
3689	RT_NOREF(u32Function);
3690	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3691	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3692	}
3693
3694	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3695	{
3696	RT_NOREF(u32Function);
3697	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3698	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3699	}
3700
3701	void Display::i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
3702	{
3703	int rc = VERR_NOT_SUPPORTED;
3704	VBOXHGCMSVCPARM parm;
3705	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3706	parm.u.pointer.addr = pCmd;
3707	parm.u.pointer.size = cbCmd;
3708
3709	if (mhCrOglSvc)
3710	{
3711	VMMDev *pVMMDev = mParent->i_getVMMDev();
3712	if (pVMMDev)
3713	{
3714	/* no completion callback is specified with this call,
3715	* the CrOgl code will complete the CrHgsmi command once it processes it */
3716	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3717	AssertRC(rc);
3718	if (RT_SUCCESS(rc))
3719	return;
3720	}
3721	else
3722	rc = VERR_INVALID_STATE;
3723	}
3724
3725	/* we are here because something went wrong with command processing, complete it */
3726	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3727	}
3728
3729	void Display::i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
3730	{
3731	int rc = VERR_NOT_SUPPORTED;
3732	VBOXHGCMSVCPARM parm;
3733	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3734	parm.u.pointer.addr = pCtl;
3735	parm.u.pointer.size = cbCtl;
3736
3737	if (mhCrOglSvc)
3738	{
3739	VMMDev *pVMMDev = mParent->i_getVMMDev();
3740	if (pVMMDev)
3741	{
3742	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3743	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3744	Display::i_displayCrHgsmiControlCompletion, this);
3745	AssertRC(rc);
3746	if (RT_SUCCESS(rc))
3747	{
3748	if (fCheckPendingViewport)
3749	{
3750	ULONG ul;
3751	for (ul = 0; ul < mcMonitors; ul++)
3752	{
3753	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3754	if (!pFb->pendingViewportInfo.fPending)
3755	continue;
3756
3757	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3758	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3759	if (RT_SUCCESS(rc))
3760	pFb->pendingViewportInfo.fPending = false;
3761	else
3762	{
3763	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3764	rc = VINF_SUCCESS;
3765	}
3766	}
3767	}
3768	return;
3769	}
3770	}
3771	else
3772	rc = VERR_INVALID_STATE;
3773	}
3774
3775	/* we are here because something went wrong with command processing, complete it */
3776	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3777	}
3778
3779	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
3780	uint32_t cbCmd)
3781	{
3782	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3783
3784	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3785	}
3786
3787	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
3788	uint32_t cbCmd)
3789	{
3790	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3791
3792	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3793	}
3794
3795	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3796	void *pvContext)
3797	{
3798	AssertMsgFailed(("not expected!\n"));
3799	Display pDisplay = (Display )pvContext;
3800	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3801	}
3802
3803	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3804	void *pvContext)
3805	{
3806	Display pDisplay = (Display )pvContext;
3807	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3808
3809	}
3810	#endif
3811
3812	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3813	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3814	void *pvContext)
3815	{
3816	RT_NOREF(u32Function);
3817	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
3818	if (pCmd->u.pfnInternal)
3819	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3820	}
3821
3822	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3823	PFNCRCTLCOMPLETION pfnCompletion,
3824	void *pvCompletion)
3825	{
3826	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3827	if (!pVMMDev)
3828	{
3829	AssertMsgFailed(("no vmmdev\n"));
3830	return VERR_INVALID_STATE;
3831	}
3832
3833	Assert(mhCrOglSvc);
3834	VBOXHGCMSVCPARM parm;
3835	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3836	parm.u.pointer.addr = pCmd;
3837	parm.u.pointer.size = cbCmd;
3838
3839	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
3840	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3841	pvCompletion);
3842	if (!RT_SUCCESS(rc))
3843	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3844
3845	return rc;
3846	}
3847
3848	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
3849	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
3850	PFNCRCTLCOMPLETION pfnCompletion,
3851	void *pvCompletion)
3852	{
3853	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3854	Display *pThis = pDrv->pDisplay;
3855	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3856	}
3857
3858	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3859	{
3860	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3861	if (RT_SUCCESS(rc))
3862	{
3863	if (mhCrOglSvc)
3864	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3865	else
3866	rc = VERR_NOT_SUPPORTED;
3867
3868	RTCritSectRwLeaveShared(&mCrOglLock);
3869	}
3870	return rc;
3871	}
3872
3873	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3874	{
3875	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3876	if (RT_SUCCESS(rc))
3877	{
3878	if (mhCrOglSvc)
3879	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3880	else
3881	rc = VERR_NOT_SUPPORTED;
3882
3883	RTCritSectRwLeaveShared(&mCrOglLock);
3884	}
3885	return rc;
3886	}
3887
3888	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3889	{
3890	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3891	if (!pCmdCopy)
3892	{
3893	LogRel(("RTMemAlloc failed\n"));
3894	return VERR_NO_MEMORY;
3895	}
3896
3897	memcpy(pCmdCopy, pCmd, cbCmd);
3898
3899	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3900	if (RT_FAILURE(rc))
3901	{
3902	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3903	RTMemFree(pCmdCopy);
3904	return rc;
3905	}
3906
3907	return VINF_SUCCESS;
3908	}
3909
3910	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3911	{
3912	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3913	AssertRCReturn(rc, rc);
3914
3915	if ( mCrOglCallbacks.pfnHasDataForScreen
3916	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3917	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3918	else
3919	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3920
3921	RTCritSectRwLeaveShared(&mCrOglLock);
3922
3923	return rc;
3924	}
3925
3926	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64Timestamp)
3927	{
3928	/** @todo r=bird: u64Timestamp - using the 'u64' prefix add nothing.
3929	* However, using one of the prefixes indicating the timestamp unit
3930	* would be very valuable! */
3931	# ifdef VBOX_WITH_VIDEOREC
3932	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64Timestamp);
3933	# else
3934	RT_NOREF(uScreen, u64Timestamp);
3935	return false;
3936	# endif
3937	}
3938
3939	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64Timestamp)
3940	{
3941	RT_NOREF(uScreen, u64Timestamp);
3942	}
3943
3944	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3945	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3946	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3947	uint32_t uGuestWidth, uint32_t uGuestHeight,
3948	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
3949	{
3950	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3951	# ifdef VBOX_WITH_VIDEOREC
3952	int rc = VideoRecSendVideoFrame(mpVideoRecCtx, uScreen, x, y,
3953	uPixelFormat,
3954	uBitsPerPixel, uBytesPerLine,
3955	uGuestWidth, uGuestHeight,
3956	pu8BufferAddress, u64Timestamp);
3957	NOREF(rc);
3958	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3959	# else
3960	RT_NOREF(uScreen, x, y, uPixelFormat, \
3961	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, u64Timestamp);
3962	# endif /* VBOX_WITH_VIDEOREC */
3963	}
3964
3965	void Display::i_handleVRecCompletion()
3966	{
3967	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3968	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3969	}
3970
3971	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3972
3973	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3974	{
3975	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3976	HRESULT hr = E_UNEXPECTED;
3977
3978	if (aScreenId >= mcMonitors)
3979	return E_INVALIDARG;
3980
3981	/* 3D acceleration enabled in VM config. */
3982	if (mfIsCr3DEnabled)
3983	{
3984	/* VBoxSharedCrOpenGL HGCM host service is running. */
3985	if (mhCrOglSvc)
3986	{
3987	VMMDev *pVMMDev = mParent->i_getVMMDev();
3988	if (pVMMDev)
3989	{
3990	VBOXCRCMDCTL_HGCM *pCtl;
3991	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3992	if (pCtl)
3993	{
3994	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
3995	int rc;
3996
3997	pData->u32Screen = aScreenId;
3998	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
3999	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
4000
4001	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4002	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
4003	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4004	pCtl->aParms[0].u.pointer.addr = pData;
4005	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4006
4007	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4008	if (RT_FAILURE(rc))
4009	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4010	else
4011	hr = S_OK;
4012
4013	RTMemFree(pCtl);
4014	}
4015	else
4016	{
4017	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
4018	hr = E_OUTOFMEMORY;
4019	}
4020	}
4021	else
4022	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
4023	}
4024	else
4025	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
4026	}
4027	else
4028	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
4029	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
4030	# else
4031	{
4032	hr = S_OK;
4033	/* Need an interface like this here (and the #ifdefs needs adjusting):
4034	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4035	if (pUpPort && pUpPort->pfnSetScaleFactor)
4036	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4037	}
4038	# endif
4039
4040	return hr;
4041
4042	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4043	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
4044	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
4045	return E_UNEXPECTED;
4046	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4047	}
4048
4049	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
4050	{
4051	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4052	HRESULT hr = E_UNEXPECTED;
4053
4054	/* 3D acceleration enabled in VM config. */
4055	if (mfIsCr3DEnabled)
4056	{
4057	/* VBoxSharedCrOpenGL HGCM host service is running. */
4058	if (mhCrOglSvc)
4059	{
4060	VMMDev *pVMMDev = mParent->i_getVMMDev();
4061	if (pVMMDev)
4062	{
4063	VBOXCRCMDCTL_HGCM *pCtl;
4064	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
4065	if (pCtl)
4066	{
4067	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
4068	int rc;
4069
4070	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
4071
4072	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4073	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
4074	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4075	pCtl->aParms[0].u.pointer.addr = pData;
4076	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4077
4078	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4079	if (RT_FAILURE(rc))
4080	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4081	else
4082	hr = S_OK;
4083
4084	RTMemFree(pCtl);
4085	}
4086	else
4087	{
4088	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4089	hr = E_OUTOFMEMORY;
4090	}
4091	}
4092	else
4093	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4094	}
4095	else
4096	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
4097	}
4098	else
4099	{
4100	hr = S_OK;
4101	/* Need an interface like this here (and the #ifdefs needs adjusting):
4102	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4103	if (pUpPort && pUpPort->pfnSetScaleFactor)
4104	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4105	}
4106
4107	return hr;
4108
4109	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4110	RT_NOREF(fUnscaledHiDPI);
4111	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
4112	return E_UNEXPECTED;
4113	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4114	}
4115
4116	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4117	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4118	uint32_t x, uint32_t y,
4119	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4120	uint32_t uGuestWidth, uint32_t uGuestHeight,
4121	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4122	{
4123	Display pDisplay = (Display )pvCtx;
4124	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
4125	x, y, BitmapFormat_BGR, uBitsPerPixel,
4126	uBytesPerLine, uGuestWidth, uGuestHeight,
4127	pu8BufferAddress, u64Timestamp);
4128	}
4129
4130	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4131	{
4132	Display pDisplay = (Display )pvCtx;
4133	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4134	}
4135
4136	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4137	{
4138	Display pDisplay = (Display )pvCtx;
4139	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4140	}
4141
4142	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4143	{
4144	RT_NOREF(pCmd, cbCmd, rc);
4145	Display pDisplay = (Display )pvCompletion;
4146	pDisplay->i_handleVRecCompletion();
4147	}
4148
4149	#endif
4150
4151
4152	#ifdef VBOX_WITH_HGSMI
4153	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags,
4154	bool fRenderThreadMode)
4155	{
4156	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4157
4158	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4159	Display *pThis = pDrv->pDisplay;
4160
4161	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4162	{
4163	LogRel(("Enabling different vbva mode\n"));
4164	#ifdef DEBUG_misha
4165	AssertMsgFailed(("enabling different vbva mode\n"));
4166	#endif
4167	return VERR_INVALID_STATE;
4168	}
4169
4170	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4171	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4172	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4173	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4174
4175	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4176
4177	return VINF_SUCCESS;
4178	}
4179
4180	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4181	{
4182	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4183
4184	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4185	Display *pThis = pDrv->pDisplay;
4186
4187	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4188
4189	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4190
4191	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4192	{
4193	/* Make sure that the primary screen is visible now.
4194	* The guest can't use VBVA anymore, so only only the VGA device output works.
4195	*/
4196	#ifdef NEW_RESIZE
4197	pFBInfo->flags = 0;
4198	#endif
4199	if (pFBInfo->fDisabled)
4200	{
4201	pFBInfo->fDisabled = false;
4202	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4203	GuestMonitorChangedEventType_Enabled,
4204	uScreenId,
4205	pFBInfo->xOrigin, pFBInfo->yOrigin,
4206	pFBInfo->w, pFBInfo->h);
4207	}
4208	}
4209
4210	pFBInfo->fVBVAEnabled = false;
4211	pFBInfo->fVBVAForceResize = false;
4212	pFBInfo->fRenderThreadMode = false;
4213
4214	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4215
4216	pFBInfo->pVBVAHostFlags = NULL;
4217
4218	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4219	{
4220	/* Force full screen update, because VGA device must take control, do resize, etc. */
4221	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4222	}
4223	}
4224
4225	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4226	{
4227	RT_NOREF(uScreenId);
4228	LogFlowFunc(("uScreenId %d\n", uScreenId));
4229
4230	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4231	Display *pThis = pDrv->pDisplay;
4232
4233	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4234	{
4235	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4236	pThis->mcMonitors);
4237	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4238	}
4239	}
4240
4241	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4242	PCVBVACMDHDR pCmd, size_t cbCmd)
4243	{
4244	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4245
4246	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4247	Display *pThis = pDrv->pDisplay;
4248	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4249
4250	if (pFBInfo->fDefaultFormat)
4251	{
4252	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4253	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4254	&& !pFBInfo->fDisabled)
4255	{
4256	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4257	}
4258	else if ( !pFBInfo->pSourceBitmap.isNull()
4259	&& !pFBInfo->fDisabled)
4260	{
4261	/* Render VRAM content to the framebuffer. */
4262	BYTE *pAddress = NULL;
4263	ULONG ulWidth = 0;
4264	ULONG ulHeight = 0;
4265	ULONG ulBitsPerPixel = 0;
4266	ULONG ulBytesPerLine = 0;
4267	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4268
4269	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4270	&ulWidth,
4271	&ulHeight,
4272	&ulBitsPerPixel,
4273	&ulBytesPerLine,
4274	&bitmapFormat);
4275	if (SUCCEEDED(hrc))
4276	{
4277	uint32_t width = pCmd->w;
4278	uint32_t height = pCmd->h;
4279
4280	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4281	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4282	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4283	uint32_t u32SrcWidth = pFBInfo->w;
4284	uint32_t u32SrcHeight = pFBInfo->h;
4285	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4286	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4287
4288	uint8_t *pu8Dst = pAddress;
4289	int32_t xDst = xSrc;
4290	int32_t yDst = ySrc;
4291	uint32_t u32DstWidth = u32SrcWidth;
4292	uint32_t u32DstHeight = u32SrcHeight;
4293	uint32_t u32DstLineSize = u32DstWidth * 4;
4294	uint32_t u32DstBitsPerPixel = 32;
4295
4296	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4297	width, height,
4298	pu8Src,
4299	xSrc, ySrc,
4300	u32SrcWidth, u32SrcHeight,
4301	u32SrcLineSize, u32SrcBitsPerPixel,
4302	pu8Dst,
4303	xDst, yDst,
4304	u32DstWidth, u32DstHeight,
4305	u32DstLineSize, u32DstBitsPerPixel);
4306	}
4307	}
4308	}
4309
4310	VBVACMDHDR hdrSaved = *pCmd;
4311
4312	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4313
4314	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4315	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4316
4317	/** @todo new SendUpdate entry which can get a separate cmd header or coords. */
4318	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4319
4320	*pHdrUnconst = hdrSaved;
4321	}
4322
4323	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4324	uint32_t cx, uint32_t cy)
4325	{
4326	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4327
4328	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4329	Display *pThis = pDrv->pDisplay;
4330	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4331
4332	/** @todo handleFramebufferUpdate (uScreenId,
4333	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4334	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4335	* cx, cy);
4336	*/
4337	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4338	}
4339
4340	#ifdef DEBUG_sunlover
4341	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4342	{
4343	LogRel(("displayVBVAResize: [%d] %s\n"
4344	" pView->u32ViewIndex %d\n"
4345	" pView->u32ViewOffset 0x%08X\n"
4346	" pView->u32ViewSize 0x%08X\n"
4347	" pView->u32MaxScreenSize 0x%08X\n"
4348	" pScreen->i32OriginX %d\n"
4349	" pScreen->i32OriginY %d\n"
4350	" pScreen->u32StartOffset 0x%08X\n"
4351	" pScreen->u32LineSize 0x%08X\n"
4352	" pScreen->u32Width %d\n"
4353	" pScreen->u32Height %d\n"
4354	" pScreen->u16BitsPerPixel %d\n"
4355	" pScreen->u16Flags 0x%04X\n"
4356	" pFBInfo->u32Offset 0x%08X\n"
4357	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4358	" pFBInfo->u32InformationSize 0x%08X\n"
4359	" pFBInfo->fDisabled %d\n"
4360	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4361	" pFBInfo->u16BitsPerPixel %d\n"
4362	" pFBInfo->pu8FramebufferVRAM %p\n"
4363	" pFBInfo->u32LineSize 0x%08X\n"
4364	" pFBInfo->flags 0x%04X\n"
4365	" pFBInfo->pHostEvents %p\n"
4366	" pFBInfo->fDefaultFormat %d\n"
4367	" pFBInfo->fVBVAEnabled %d\n"
4368	" pFBInfo->fVBVAForceResize %d\n"
4369	" pFBInfo->pVBVAHostFlags %p\n"
4370	"",
4371	pScreen->u32ViewIndex,
4372	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4373	pView->u32ViewIndex,
4374	pView->u32ViewOffset,
4375	pView->u32ViewSize,
4376	pView->u32MaxScreenSize,
4377	pScreen->i32OriginX,
4378	pScreen->i32OriginY,
4379	pScreen->u32StartOffset,
4380	pScreen->u32LineSize,
4381	pScreen->u32Width,
4382	pScreen->u32Height,
4383	pScreen->u16BitsPerPixel,
4384	pScreen->u16Flags,
4385	pFBInfo->u32Offset,
4386	pFBInfo->u32MaxFramebufferSize,
4387	pFBInfo->u32InformationSize,
4388	pFBInfo->fDisabled,
4389	pFBInfo->xOrigin,
4390	pFBInfo->yOrigin,
4391	pFBInfo->w,
4392	pFBInfo->h,
4393	pFBInfo->u16BitsPerPixel,
4394	pFBInfo->pu8FramebufferVRAM,
4395	pFBInfo->u32LineSize,
4396	pFBInfo->flags,
4397	pFBInfo->pHostEvents,
4398	pFBInfo->fDefaultFormat,
4399	pFBInfo->fVBVAEnabled,
4400	pFBInfo->fVBVAForceResize,
4401	pFBInfo->pVBVAHostFlags
4402	));
4403	}
4404	#endif /* DEBUG_sunlover */
4405
4406	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4407	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4408	{
4409	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4410
4411	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4412	Display *pThis = pDrv->pDisplay;
4413
4414	#ifndef NEW_RESIZE
4415	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4416
4417	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4418	{
4419	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4420
4421	pFBInfo->fDisabled = true;
4422	pFBInfo->flags = pScreen->u16Flags;
4423
4424	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4425	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4426	* the VM window will be black. */
4427	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4428	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4429	pThis->i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4430	u32Width, u32Height, pScreen->u16Flags);
4431
4432	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4433	GuestMonitorChangedEventType_Disabled,
4434	pScreen->u32ViewIndex,
4435	0, 0, 0, 0);
4436	return VINF_SUCCESS;
4437	}
4438
4439	VBVAINFOSCREEN screenInfo;
4440	RT_ZERO(screenInfo);
4441
4442	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4443	{
4444	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4445	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4446	* the code below to choose the "blanking" branches.
4447	*/
4448	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4449	screenInfo.i32OriginX = pFBInfo->xOrigin;
4450	screenInfo.i32OriginY = pFBInfo->yOrigin;
4451	screenInfo.u32StartOffset = 0; /* Irrelevant */
4452	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4453	screenInfo.u32Width = pFBInfo->w;
4454	screenInfo.u32Height = pFBInfo->h;
4455	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4456	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4457
4458	pScreen = &screenInfo;
4459	}
4460
4461	/* If display was disabled or there is no framebuffer, a resize will be required,
4462	* because the framebuffer was/will be changed.
4463	*/
4464	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4465
4466	if (pFBInfo->fVBVAForceResize)
4467	{
4468	/* VBVA was just enabled. Do the resize. */
4469	fResize = true;
4470	pFBInfo->fVBVAForceResize = false;
4471	}
4472
4473	/* If the screen if blanked, then do a resize request to make sure that the framebuffer
4474	* switches to the default format.
4475	*/
4476	fResize = fResize \|\| RT_BOOL((pScreen->u16Flags ^ pFBInfo->flags) & VBVA_SCREEN_F_BLANK);
4477
4478	/* Check if this is a real resize or a notification about the screen origin.
4479	* The guest uses this VBVAResize call for both.
4480	*/
4481	fResize = fResize
4482	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
4483	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
4484	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
4485	\|\| pFBInfo->w != pScreen->u32Width
4486	\|\| pFBInfo->h != pScreen->u32Height;
4487
4488	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
4489	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
4490
4491	if (fNewOrigin \|\| fResize)
4492	pThis->i_notifyCroglResize(pView, pScreen, pvVRAM);
4493
4494	if (pFBInfo->fDisabled)
4495	{
4496	pFBInfo->fDisabled = false;
4497	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4498	GuestMonitorChangedEventType_Enabled,
4499	pScreen->u32ViewIndex,
4500	pScreen->i32OriginX, pScreen->i32OriginY,
4501	pScreen->u32Width, pScreen->u32Height);
4502	/* Continue to update pFBInfo. */
4503	}
4504
4505	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
4506	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
4507	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
4508
4509	pFBInfo->xOrigin = pScreen->i32OriginX;
4510	pFBInfo->yOrigin = pScreen->i32OriginY;
4511
4512	pFBInfo->w = pScreen->u32Width;
4513	pFBInfo->h = pScreen->u32Height;
4514
4515	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
4516	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
4517	pFBInfo->u32LineSize = pScreen->u32LineSize;
4518
4519	pFBInfo->flags = pScreen->u16Flags;
4520
4521	if (fResetInputMapping)
4522	{
4523	pThis->xInputMappingOrigin = 0;
4524	pThis->yInputMappingOrigin = 0;
4525	pThis->cxInputMapping = 0;
4526	pThis->cyInputMapping = 0;
4527	}
4528
4529	if (fNewOrigin)
4530	{
4531	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4532	GuestMonitorChangedEventType_NewOrigin,
4533	pScreen->u32ViewIndex,
4534	pScreen->i32OriginX, pScreen->i32OriginY,
4535	0, 0);
4536	}
4537
4538	if (!fResize)
4539	{
4540	/* No parameters of the framebuffer have actually changed. */
4541	if (fNewOrigin)
4542	{
4543	/* VRDP server still need this notification. */
4544	LogRelFlowFunc(("Calling VRDP\n"));
4545	pThis->mParent->i_consoleVRDPServer()->SendResize();
4546	}
4547	return VINF_SUCCESS;
4548	}
4549
4550	/* Do a regular resize. */
4551	return pThis->i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4552	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4553	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
4554	#else /* NEW_RESIZE */
4555	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4556	#endif /* NEW_RESIZE */
4557	}
4558
4559	#ifdef NEW_RESIZE
4560	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4561	{
4562	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4563
4564	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4565
4566	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4567	{
4568	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4569	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4570	* the VM window will be black. */
4571	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4572	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4573	int32_t xOrigin = pFBInfo->xOrigin;
4574	int32_t yOrigin = pFBInfo->yOrigin;
4575
4576	alock.release();
4577
4578	i_notifyCroglResize(pView, pScreen, pvVRAM);
4579
4580	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4581	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4582
4583	return VINF_SUCCESS;
4584	}
4585
4586	VBVAINFOSCREEN screenInfo;
4587	RT_ZERO(screenInfo);
4588
4589	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4590	{
4591	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4592	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4593	* the code below to choose the "blanking" branches.
4594	*/
4595	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4596	screenInfo.i32OriginX = pFBInfo->xOrigin;
4597	screenInfo.i32OriginY = pFBInfo->yOrigin;
4598	screenInfo.u32StartOffset = 0; /* Irrelevant */
4599	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4600	screenInfo.u32Width = pFBInfo->w;
4601	screenInfo.u32Height = pFBInfo->h;
4602	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4603	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4604
4605	pScreen = &screenInfo;
4606	}
4607
4608	if (fResetInputMapping)
4609	{
4610	/// @todo Rename to m* and verify whether some kind of lock is required.
4611	xInputMappingOrigin = 0;
4612	yInputMappingOrigin = 0;
4613	cxInputMapping = 0;
4614	cyInputMapping = 0;
4615	}
4616
4617	alock.release();
4618
4619	i_notifyCroglResize(pView, pScreen, pvVRAM);
4620
4621	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4622	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4623	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4624	pScreen->i32OriginX, pScreen->i32OriginY, false);
4625	}
4626	#endif /* NEW_RESIZE */
4627
4628	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4629	uint32_t xHot, uint32_t yHot,
4630	uint32_t cx, uint32_t cy,
4631	const void *pvShape)
4632	{
4633	LogFlowFunc(("\n"));
4634
4635	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4636
4637	uint32_t cbShape = 0;
4638	if (pvShape)
4639	{
4640	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4641	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4642	}
4643
4644	/* Tell the console about it */
4645	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4646	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4647
4648	return VINF_SUCCESS;
4649	}
4650
4651	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4652	{
4653	LogFlowFunc(("\n"));
4654
4655	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4656	Display *pThis = pDrv->pDisplay;
4657
4658	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4659	}
4660
4661	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4662	uint32_t cx, uint32_t cy)
4663	{
4664	LogFlowFunc(("\n"));
4665
4666	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4667	Display *pThis = pDrv->pDisplay;
4668
4669	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4670	}
4671
4672	#endif /* VBOX_WITH_HGSMI */
4673
4674	/**
4675	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4676	*/
4677	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4678	{
4679	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4680	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4681	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4682	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4683	return NULL;
4684	}
4685
4686
4687	/**
4688	* Destruct a display driver instance.
4689	*
4690	* @returns VBox status code.
4691	* @param pDrvIns The driver instance data.
4692	*/
4693	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4694	{
4695	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4696	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4697	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4698
4699	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4700
4701	pThis->IConnector.pbData = NULL;
4702	pThis->IConnector.cbScanline = 0;
4703	pThis->IConnector.cBits = 32;
4704	pThis->IConnector.cx = 0;
4705	pThis->IConnector.cy = 0;
4706
4707	if (pThis->pDisplay)
4708	{
4709	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4710	#ifdef VBOX_WITH_VIDEOREC
4711	pThis->pDisplay->i_videoCaptureStop();
4712	#endif
4713	#ifdef VBOX_WITH_CRHGSMI
4714	pThis->pDisplay->i_destructCrHgsmiData();
4715	#endif
4716	pThis->pDisplay->mpDrv = NULL;
4717	pThis->pDisplay->mpVMMDev = NULL;
4718	}
4719	}
4720
4721
4722	/**
4723	* Construct a display driver instance.
4724	*
4725	* @copydoc FNPDMDRVCONSTRUCT
4726	*/
4727	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4728	{
4729	RT_NOREF(fFlags);
4730	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4731	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4732	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4733
4734	/*
4735	* Validate configuration.
4736	*/
4737	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4738	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4739	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4740	("Configuration error: Not possible to attach anything to this driver!\n"),
4741	VERR_PDM_DRVINS_NO_ATTACH);
4742
4743	/*
4744	* Init Interfaces.
4745	*/
4746	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4747
4748	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4749	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4750	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4751	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4752	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4753	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4754	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4755	#ifdef VBOX_WITH_VIDEOHWACCEL
4756	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4757	#endif
4758	#ifdef VBOX_WITH_CRHGSMI
4759	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4760	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4761	#endif
4762	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4763	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4764	#endif
4765	#ifdef VBOX_WITH_HGSMI
4766	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4767	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4768	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4769	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4770	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4771	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4772	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4773	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4774	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4775	#endif
4776
4777	/*
4778	* Get the IDisplayPort interface of the above driver/device.
4779	*/
4780	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4781	if (!pThis->pUpPort)
4782	{
4783	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4784	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4785	}
4786	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4787	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4788	if (!pThis->pVBVACallbacks)
4789	{
4790	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4791	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4792	}
4793	#endif
4794	/*
4795	* Get the Display object pointer and update the mpDrv member.
4796	*/
4797	void *pv;
4798	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4799	if (RT_FAILURE(rc))
4800	{
4801	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4802	return rc;
4803	}
4804	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4805	pThis->pDisplay = pDisplay;
4806	pThis->pDisplay->mpDrv = pThis;
4807
4808	/* Disable VRAM to a buffer copy initially. */
4809	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4810	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4811
4812	/*
4813	* Start periodic screen refreshes
4814	*/
4815	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4816
4817	#ifdef VBOX_WITH_CRHGSMI
4818	pDisplay->i_setupCrHgsmiData();
4819	#endif
4820
4821	#ifdef VBOX_WITH_VIDEOREC
4822	ComPtr<IMachine> pMachine = pDisplay->mParent->i_machine();
4823	BOOL fEnabled = false;
4824	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
4825	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
4826
4827	if (fEnabled)
4828	{
4829	rc = pDisplay->i_videoCaptureStart();
4830	fireVideoCaptureChangedEvent(pDisplay->mParent->i_getEventSource());
4831	}
4832	#endif
4833
4834	return rc;
4835	}
4836
4837
4838	/**
4839	* Display driver registration record.
4840	*/
4841	const PDMDRVREG Display::DrvReg =
4842	{
4843	/* u32Version */
4844	PDM_DRVREG_VERSION,
4845	/* szName */
4846	"MainDisplay",
4847	/* szRCMod */
4848	"",
4849	/* szR0Mod */
4850	"",
4851	/* pszDescription */
4852	"Main display driver (Main as in the API).",
4853	/* fFlags */
4854	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4855	/* fClass. */
4856	PDM_DRVREG_CLASS_DISPLAY,
4857	/* cMaxInstances */
4858	~0U,
4859	/* cbInstance */
4860	sizeof(DRVMAINDISPLAY),
4861	/* pfnConstruct */
4862	Display::i_drvConstruct,
4863	/* pfnDestruct */
4864	Display::i_drvDestruct,
4865	/* pfnRelocate */
4866	NULL,
4867	/* pfnIOCtl */
4868	NULL,
4869	/* pfnPowerOn */
4870	NULL,
4871	/* pfnReset */
4872	NULL,
4873	/* pfnSuspend */
4874	NULL,
4875	/* pfnResume */
4876	NULL,
4877	/* pfnAttach */
4878	NULL,
4879	/* pfnDetach */
4880	NULL,
4881	/* pfnPowerOff */
4882	NULL,
4883	/* pfnSoftReset */
4884	NULL,
4885	/* u32EndVersion */
4886	PDM_DRVREG_VERSION
4887	};
4888
4889	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 66512

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