DisplayImpl.cpp@ 51553

Last change on this file since 51553 was 51553, checked in by vboxsync, 11 years ago
Main: removed obsolete SetFramebuffer method.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 177.6 KB

Line
1	/* $Id: DisplayImpl.cpp 51553 2014-06-05 13:17:41Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2013 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.215389.xyz. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "VMMDev.h"
23
24	#include "AutoCaller.h"
25	#include "Logging.h"
26
27	/* generated header */
28	#include "VBoxEvents.h"
29
30	#include <iprt/semaphore.h>
31	#include <iprt/thread.h>
32	#include <iprt/asm.h>
33	#include <iprt/time.h>
34	#include <iprt/cpp/utils.h>
35	#include <iprt/alloca.h>
36
37	#include <VBox/vmm/pdmdrv.h>
38	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
39	# include <VBox/vmm/vm.h>
40	#endif
41
42	#ifdef VBOX_WITH_VIDEOHWACCEL
43	# include <VBox/VBoxVideo.h>
44	#endif
45
46	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
47	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
48	#endif
49
50	#include <VBox/com/array.h>
51
52	#ifdef VBOX_WITH_VPX
53	# include <iprt/path.h>
54	# include "VideoRec.h"
55	#endif
56
57	#ifdef VBOX_WITH_CROGL
58	typedef enum
59	{
60	CRVREC_STATE_IDLE,
61	CRVREC_STATE_SUBMITTED
62	} CRVREC_STATE;
63	#endif
64
65	/**
66	* Display driver instance data.
67	*
68	* @implements PDMIDISPLAYCONNECTOR
69	*/
70	typedef struct DRVMAINDISPLAY
71	{
72	/** Pointer to the display object. */
73	Display *pDisplay;
74	/** Pointer to the driver instance structure. */
75	PPDMDRVINS pDrvIns;
76	/** Pointer to the keyboard port interface of the driver/device above us. */
77	PPDMIDISPLAYPORT pUpPort;
78	/** Our display connector interface. */
79	PDMIDISPLAYCONNECTOR IConnector;
80	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
81	/** VBVA callbacks */
82	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
83	#endif
84	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
85
86	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
87	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
88
89	#ifdef DEBUG_sunlover
90	static STAMPROFILE g_StatDisplayRefresh;
91	static int g_stam = 0;
92	#endif /* DEBUG_sunlover */
93
94	// constructor / destructor
95	/////////////////////////////////////////////////////////////////////////////
96
97	Display::Display()
98	: mParent(NULL)
99	{
100	}
101
102	Display::~Display()
103	{
104	}
105
106
107	HRESULT Display::FinalConstruct()
108	{
109	mpVbvaMemory = NULL;
110	mfVideoAccelEnabled = false;
111	mfVideoAccelVRDP = false;
112	mfu32SupportedOrders = 0;
113	mcVideoAccelVRDPRefs = 0;
114
115	mpPendingVbvaMemory = NULL;
116	mfPendingVideoAccelEnable = false;
117
118	mfMachineRunning = false;
119	#ifdef VBOX_WITH_CROGL
120	mfCrOglDataHidden = false;
121	#endif
122
123	mpu8VbvaPartial = NULL;
124	mcbVbvaPartial = 0;
125
126	mpDrv = NULL;
127	mpVMMDev = NULL;
128	mfVMMDevInited = false;
129
130	mLastAddress = NULL;
131	mLastBytesPerLine = 0;
132	mLastBitsPerPixel = 0,
133	mLastWidth = 0;
134	mLastHeight = 0;
135
136	int rc = RTCritSectInit(&mVBVALock);
137	AssertRC(rc);
138
139	rc = RTCritSectInit(&mSaveSeamlessRectLock);
140	AssertRC(rc);
141
142	mfu32PendingVideoAccelDisable = false;
143
144	#ifdef VBOX_WITH_HGSMI
145	mu32UpdateVBVAFlags = 0;
146	#endif
147	#ifdef VBOX_WITH_VPX
148	mpVideoRecCtx = NULL;
149	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
150	maVideoRecEnabled[i] = true;
151	#endif
152
153	#ifdef VBOX_WITH_CRHGSMI
154	mhCrOglSvc = NULL;
155	rc = RTCritSectRwInit(&mCrOglLock);
156	AssertRC(rc);
157	#endif
158	#ifdef VBOX_WITH_CROGL
159	RT_ZERO(mCrOglCallbacks);
160	RT_ZERO(mCrOglScreenshotData);
161	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
162	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
163	mCrOglScreenshotData.pvContext = this;
164	mCrOglScreenshotData.pfnScreenshotBegin = displayCrVRecScreenshotBegin;
165	mCrOglScreenshotData.pfnScreenshotPerform = displayCrVRecScreenshotPerform;
166	mCrOglScreenshotData.pfnScreenshotEnd = displayCrVRecScreenshotEnd;
167	#endif
168
169	return BaseFinalConstruct();
170	}
171
172	void Display::FinalRelease()
173	{
174	uninit();
175
176	if (RTCritSectIsInitialized (&mVBVALock))
177	{
178	RTCritSectDelete (&mVBVALock);
179	RT_ZERO(mVBVALock);
180	}
181
182	if (RTCritSectIsInitialized(&mSaveSeamlessRectLock))
183	{
184	RTCritSectDelete(&mSaveSeamlessRectLock);
185	RT_ZERO(mSaveSeamlessRectLock);
186	}
187
188	#ifdef VBOX_WITH_CRHGSMI
189	if (RTCritSectRwIsInitialized (&mCrOglLock))
190	{
191	RTCritSectRwDelete (&mCrOglLock);
192	RT_ZERO(mCrOglLock);
193	}
194	#endif
195	BaseFinalRelease();
196	}
197
198	// public initializer/uninitializer for internal purposes only
199	/////////////////////////////////////////////////////////////////////////////
200
201	#define kMaxSizeThumbnail 64
202
203	/**
204	* Save thumbnail and screenshot of the guest screen.
205	*/
206	static int displayMakeThumbnail(uint8_t *pu8Data, uint32_t cx, uint32_t cy,
207	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
208	{
209	int rc = VINF_SUCCESS;
210
211	uint8_t *pu8Thumbnail = NULL;
212	uint32_t cbThumbnail = 0;
213	uint32_t cxThumbnail = 0;
214	uint32_t cyThumbnail = 0;
215
216	if (cx > cy)
217	{
218	cxThumbnail = kMaxSizeThumbnail;
219	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
220	}
221	else
222	{
223	cyThumbnail = kMaxSizeThumbnail;
224	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
225	}
226
227	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
228
229	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
230	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
231
232	if (pu8Thumbnail)
233	{
234	uint8_t *dst = pu8Thumbnail;
235	uint8_t *src = pu8Data;
236	int dstW = cxThumbnail;
237	int dstH = cyThumbnail;
238	int srcW = cx;
239	int srcH = cy;
240	int iDeltaLine = cx * 4;
241
242	BitmapScale32 (dst,
243	dstW, dstH,
244	src,
245	iDeltaLine,
246	srcW, srcH);
247
248	*ppu8Thumbnail = pu8Thumbnail;
249	*pcbThumbnail = cbThumbnail;
250	*pcxThumbnail = cxThumbnail;
251	*pcyThumbnail = cyThumbnail;
252	}
253	else
254	{
255	rc = VERR_NO_MEMORY;
256	}
257
258	return rc;
259	}
260
261	#ifdef VBOX_WITH_CROGL
262	typedef struct
263	{
264	CRVBOXHGCMTAKESCREENSHOT Base;
265
266	/* 32bpp small RGB image. */
267	uint8_t *pu8Thumbnail;
268	uint32_t cbThumbnail;
269	uint32_t cxThumbnail;
270	uint32_t cyThumbnail;
271
272	/* PNG screenshot. */
273	uint8_t *pu8PNG;
274	uint32_t cbPNG;
275	uint32_t cxPNG;
276	uint32_t cyPNG;
277	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
278
279	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
280	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
281	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
282	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
283	{
284	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
285	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
286	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
287	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
288	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
289	if (RT_FAILURE(rc))
290	{
291	AssertMsgFailed(("DisplayMakePNG failed %d\n", rc));
292	if (pData->pu8PNG)
293	{
294	RTMemFree(pData->pu8PNG);
295	pData->pu8PNG = NULL;
296	}
297	pData->cbPNG = 0;
298	pData->cxPNG = 0;
299	pData->cyPNG = 0;
300	}
301	}
302	#endif
303
304	DECLCALLBACK(void)
305	Display::displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
306	{
307	Display that = static_cast<Display>(pvUser);
308
309	/* 32bpp small RGB image. */
310	uint8_t *pu8Thumbnail = NULL;
311	uint32_t cbThumbnail = 0;
312	uint32_t cxThumbnail = 0;
313	uint32_t cyThumbnail = 0;
314
315	/* PNG screenshot. */
316	uint8_t *pu8PNG = NULL;
317	uint32_t cbPNG = 0;
318	uint32_t cxPNG = 0;
319	uint32_t cyPNG = 0;
320
321	Console::SafeVMPtr ptrVM(that->mParent);
322	if (ptrVM.isOk())
323	{
324	/* Query RGB bitmap. */
325	uint8_t *pu8Data = NULL;
326	size_t cbData = 0;
327	uint32_t cx = 0;
328	uint32_t cy = 0;
329
330	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
331	BOOL f3DSnapshot = FALSE;
332	BOOL is3denabled;
333	that->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
334	if (is3denabled && that->mCrOglCallbacks.pfnHasData())
335	{
336	VMMDev *pVMMDev = that->mParent->getVMMDev();
337	if (pVMMDev)
338	{
339	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot =
340	(VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof (pScreenshot));
341	if (pScreenshot)
342	{
343	/* screen id or CRSCREEN_ALL to specify all enabled */
344	pScreenshot->Base.u32Screen = 0;
345	pScreenshot->Base.u32Width = 0;
346	pScreenshot->Base.u32Height = 0;
347	pScreenshot->Base.u32Pitch = 0;
348	pScreenshot->Base.pvBuffer = NULL;
349	pScreenshot->Base.pvContext = pScreenshot;
350	pScreenshot->Base.pfnScreenshotBegin = NULL;
351	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
352	pScreenshot->Base.pfnScreenshotEnd = NULL;
353
354	VBOXCRCMDCTL_HGCM data;
355	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
356	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
357
358	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
359	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
360	data.aParms[0].u.pointer.size = sizeof (pScreenshot->Base);
361
362	int rc = that->crCtlSubmitSync(&data.Hdr, sizeof (data));
363	if (RT_SUCCESS(rc))
364	{
365	if (pScreenshot->pu8PNG)
366	{
367	pu8Thumbnail = pScreenshot->pu8Thumbnail;
368	cbThumbnail = pScreenshot->cbThumbnail;
369	cxThumbnail = pScreenshot->cxThumbnail;
370	cyThumbnail = pScreenshot->cyThumbnail;
371
372	/* PNG screenshot. */
373	pu8PNG = pScreenshot->pu8PNG;
374	cbPNG = pScreenshot->cbPNG;
375	cxPNG = pScreenshot->cxPNG;
376	cyPNG = pScreenshot->cyPNG;
377	f3DSnapshot = TRUE;
378	}
379	else
380	AssertMsgFailed(("no png\n"));
381	}
382	else
383	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed %d\n", rc));
384
385
386	RTMemFree(pScreenshot);
387	}
388	}
389	}
390
391	if (!f3DSnapshot)
392	#endif
393	{
394	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
395	int rc = Display::displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pu8Data, &cbData, &cx, &cy);
396
397	/*
398	* It is possible that success is returned but everything is 0 or NULL.
399	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
400	*/
401	if (RT_SUCCESS(rc) && pu8Data)
402	{
403	Assert(cx && cy);
404
405	/* Prepare a small thumbnail and a PNG screenshot. */
406	displayMakeThumbnail(pu8Data, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
407	rc = DisplayMakePNG(pu8Data, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
408	if (RT_FAILURE(rc))
409	{
410	if (pu8PNG)
411	{
412	RTMemFree(pu8PNG);
413	pu8PNG = NULL;
414	}
415	cbPNG = 0;
416	cxPNG = 0;
417	cyPNG = 0;
418	}
419
420	/* This can be called from any thread. */
421	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pu8Data);
422	}
423	}
424	}
425	else
426	{
427	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
428	}
429
430	/* Regardless of rc, save what is available:
431	* Data format:
432	* uint32_t cBlocks;
433	* [blocks]
434	*
435	* Each block is:
436	* uint32_t cbBlock; if 0 - no 'block data'.
437	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
438	* [block data]
439	*
440	* Block data for bitmap and PNG:
441	* uint32_t cx;
442	* uint32_t cy;
443	* [image data]
444	*/
445	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
446
447	/* First block. */
448	SSMR3PutU32(pSSM, cbThumbnail + 2 * sizeof (uint32_t));
449	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
450
451	if (cbThumbnail)
452	{
453	SSMR3PutU32(pSSM, cxThumbnail);
454	SSMR3PutU32(pSSM, cyThumbnail);
455	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
456	}
457
458	/* Second block. */
459	SSMR3PutU32(pSSM, cbPNG + 2 * sizeof (uint32_t));
460	SSMR3PutU32(pSSM, 1); /* Block type: png. */
461
462	if (cbPNG)
463	{
464	SSMR3PutU32(pSSM, cxPNG);
465	SSMR3PutU32(pSSM, cyPNG);
466	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
467	}
468
469	RTMemFree(pu8PNG);
470	RTMemFree(pu8Thumbnail);
471	}
472
473	DECLCALLBACK(int)
474	Display::displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
475	{
476	Display that = static_cast<Display>(pvUser);
477
478	if (uVersion != sSSMDisplayScreenshotVer)
479	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
480	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
481
482	/* Skip data. */
483	uint32_t cBlocks;
484	int rc = SSMR3GetU32(pSSM, &cBlocks);
485	AssertRCReturn(rc, rc);
486
487	for (uint32_t i = 0; i < cBlocks; i++)
488	{
489	uint32_t cbBlock;
490	rc = SSMR3GetU32(pSSM, &cbBlock);
491	AssertRCBreak(rc);
492
493	uint32_t typeOfBlock;
494	rc = SSMR3GetU32(pSSM, &typeOfBlock);
495	AssertRCBreak(rc);
496
497	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
498
499	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
500	* do not write any data if the image size was 0.
501	* @todo Fix and increase saved state version.
502	*/
503	if (cbBlock > 2 * sizeof (uint32_t))
504	{
505	rc = SSMR3Skip(pSSM, cbBlock);
506	AssertRCBreak(rc);
507	}
508	}
509
510	return rc;
511	}
512
513	/**
514	* Save/Load some important guest state
515	*/
516	DECLCALLBACK(void)
517	Display::displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
518	{
519	Display that = static_cast<Display>(pvUser);
520
521	SSMR3PutU32(pSSM, that->mcMonitors);
522	for (unsigned i = 0; i < that->mcMonitors; i++)
523	{
524	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
525	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
526	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
527	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
528	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
529	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
530	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
531	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
532	}
533	}
534
535	DECLCALLBACK(int)
536	Display::displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
537	{
538	Display that = static_cast<Display>(pvUser);
539
540	if (!( uVersion == sSSMDisplayVer
541	\|\| uVersion == sSSMDisplayVer2
542	\|\| uVersion == sSSMDisplayVer3))
543	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
544	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
545
546	uint32_t cMonitors;
547	int rc = SSMR3GetU32(pSSM, &cMonitors);
548	if (cMonitors != that->mcMonitors)
549	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
550
551	for (uint32_t i = 0; i < cMonitors; i++)
552	{
553	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
554	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
555	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
556	if ( uVersion == sSSMDisplayVer2
557	\|\| uVersion == sSSMDisplayVer3)
558	{
559	uint32_t w;
560	uint32_t h;
561	SSMR3GetU32(pSSM, &w);
562	SSMR3GetU32(pSSM, &h);
563	that->maFramebuffers[i].w = w;
564	that->maFramebuffers[i].h = h;
565	}
566	if (uVersion == sSSMDisplayVer3)
567	{
568	int32_t xOrigin;
569	int32_t yOrigin;
570	uint32_t flags;
571	SSMR3GetS32(pSSM, &xOrigin);
572	SSMR3GetS32(pSSM, &yOrigin);
573	SSMR3GetU32(pSSM, &flags);
574	that->maFramebuffers[i].xOrigin = xOrigin;
575	that->maFramebuffers[i].yOrigin = yOrigin;
576	that->maFramebuffers[i].flags = (uint16_t)flags;
577	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
578	}
579	}
580
581	return VINF_SUCCESS;
582	}
583
584	/**
585	* Initializes the display object.
586	*
587	* @returns COM result indicator
588	* @param parent handle of our parent object
589	* @param qemuConsoleData address of common console data structure
590	*/
591	HRESULT Display::init(Console *aParent)
592	{
593	ComAssertRet(aParent, E_INVALIDARG);
594	/* Enclose the state transition NotReady->InInit->Ready */
595	AutoInitSpan autoInitSpan(this);
596	AssertReturn(autoInitSpan.isOk(), E_FAIL);
597
598	unconst(mParent) = aParent;
599
600	mfSourceBitmapEnabled = true;
601
602	ULONG ul;
603	mParent->machine()->COMGETTER(MonitorCount)(&ul);
604	mcMonitors = ul;
605
606	for (ul = 0; ul < mcMonitors; ul++)
607	{
608	maFramebuffers[ul].u32Offset = 0;
609	maFramebuffers[ul].u32MaxFramebufferSize = 0;
610	maFramebuffers[ul].u32InformationSize = 0;
611
612	maFramebuffers[ul].pFramebuffer = NULL;
613	/* All secondary monitors are disabled at startup. */
614	maFramebuffers[ul].fDisabled = ul > 0;
615
616	maFramebuffers[ul].xOrigin = 0;
617	maFramebuffers[ul].yOrigin = 0;
618
619	maFramebuffers[ul].w = 0;
620	maFramebuffers[ul].h = 0;
621
622	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
623
624	maFramebuffers[ul].u16BitsPerPixel = 0;
625	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
626	maFramebuffers[ul].u32LineSize = 0;
627
628	maFramebuffers[ul].pHostEvents = NULL;
629
630	maFramebuffers[ul].u32ResizeStatus = ResizeStatus_Void;
631
632	maFramebuffers[ul].fDefaultFormat = false;
633
634	maFramebuffers[ul].mcSavedVisibleRegion = 0;
635	maFramebuffers[ul].mpSavedVisibleRegion = NULL;
636
637	RT_ZERO(maFramebuffers[ul].dirtyRect);
638	RT_ZERO(maFramebuffers[ul].pendingResize);
639	#ifdef VBOX_WITH_HGSMI
640	maFramebuffers[ul].fVBVAEnabled = false;
641	maFramebuffers[ul].fVBVAForceResize = false;
642	maFramebuffers[ul].fRenderThreadMode = false;
643	maFramebuffers[ul].cVBVASkipUpdate = 0;
644	RT_ZERO(maFramebuffers[ul].vbvaSkippedRect);
645	maFramebuffers[ul].pVBVAHostFlags = NULL;
646	#endif /* VBOX_WITH_HGSMI */
647	#ifdef VBOX_WITH_CROGL
648	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
649	#endif
650	}
651
652	{
653	// register listener for state change events
654	ComPtr<IEventSource> es;
655	mParent->COMGETTER(EventSource)(es.asOutParam());
656	com::SafeArray <VBoxEventType_T> eventTypes;
657	eventTypes.push_back(VBoxEventType_OnStateChanged);
658	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
659	}
660
661	/* Confirm a successful initialization */
662	autoInitSpan.setSucceeded();
663
664	return S_OK;
665	}
666
667	/**
668	* Uninitializes the instance and sets the ready flag to FALSE.
669	* Called either from FinalRelease() or by the parent when it gets destroyed.
670	*/
671	void Display::uninit()
672	{
673	LogRelFlowFunc(("this=%p\n", this));
674
675	/* Enclose the state transition Ready->InUninit->NotReady */
676	AutoUninitSpan autoUninitSpan(this);
677	if (autoUninitSpan.uninitDone())
678	return;
679
680	unsigned uScreenId;
681	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
682	{
683	maFramebuffers[uScreenId].pSourceBitmap.setNull();
684	maFramebuffers[uScreenId].pFramebuffer.setNull();
685	}
686
687	if (mParent)
688	{
689	ComPtr<IEventSource> es;
690	mParent->COMGETTER(EventSource)(es.asOutParam());
691	es->UnregisterListener(this);
692	}
693
694	unconst(mParent) = NULL;
695
696	if (mpDrv)
697	mpDrv->pDisplay = NULL;
698
699	mpDrv = NULL;
700	mpVMMDev = NULL;
701	mfVMMDevInited = true;
702	}
703
704	/**
705	* Register the SSM methods. Called by the power up thread to be able to
706	* pass pVM
707	*/
708	int Display::registerSSM(PUVM pUVM)
709	{
710	/* Version 2 adds width and height of the framebuffer; version 3 adds
711	* the framebuffer offset in the virtual desktop and the framebuffer flags.
712	*/
713	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer3,
714	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
715	NULL, NULL, NULL,
716	NULL, displaySSMSave, NULL,
717	NULL, displaySSMLoad, NULL, this);
718	AssertRCReturn(rc, rc);
719
720	/*
721	* Register loaders for old saved states where iInstance was
722	* 3 * sizeof(uint32_t *) due to a code mistake.
723	*/
724	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
725	NULL, NULL, NULL,
726	NULL, NULL, NULL,
727	NULL, displaySSMLoad, NULL, this);
728	AssertRCReturn(rc, rc);
729
730	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
731	NULL, NULL, NULL,
732	NULL, NULL, NULL,
733	NULL, displaySSMLoad, NULL, this);
734	AssertRCReturn(rc, rc);
735
736	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
737	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
738	NULL, NULL, NULL,
739	NULL, displaySSMSaveScreenshot, NULL,
740	NULL, displaySSMLoadScreenshot, NULL, this);
741
742	AssertRCReturn(rc, rc);
743
744	return VINF_SUCCESS;
745	}
746
747	DECLCALLBACK(void) Display::displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion)
748	{
749	Assert(pvCompletion);
750	RTMemFree(pvCompletion);
751	}
752
753	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
754	int Display::crOglWindowsShow(bool fShow)
755	{
756	if (!mfCrOglDataHidden == !!fShow)
757	return VINF_SUCCESS;
758
759	if (!mhCrOglSvc)
760	{
761	/* no 3D */
762	#ifdef DEBUG
763	BOOL is3denabled;
764	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
765	Assert(!is3denabled);
766	#endif
767	return VERR_INVALID_STATE;
768	}
769
770	VMMDev *pVMMDev = mParent->getVMMDev();
771	if (!pVMMDev)
772	{
773	AssertMsgFailed(("no vmmdev\n"));
774	return VERR_INVALID_STATE;
775	}
776
777	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof (VBOXCRCMDCTL_HGCM));
778	if (!pData)
779	{
780	AssertMsgFailed(("RTMemAlloc failed\n"));
781	return VERR_NO_MEMORY;
782	}
783
784	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
785	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
786
787	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
788	pData->aParms[0].u.uint32 = (uint32_t)fShow;
789
790	int rc = crCtlSubmit(&pData->Hdr, sizeof (*pData), displayCrCmdFree, pData);
791	if (RT_SUCCESS(rc))
792	mfCrOglDataHidden = !fShow;
793	else
794	{
795	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
796	RTMemFree(pData);
797	}
798
799	return rc;
800	}
801	#endif
802
803
804	// IEventListener method
805	STDMETHODIMP Display::HandleEvent(IEvent * aEvent)
806	{
807	VBoxEventType_T aType = VBoxEventType_Invalid;
808
809	aEvent->COMGETTER(Type)(&aType);
810	switch (aType)
811	{
812	case VBoxEventType_OnStateChanged:
813	{
814	ComPtr<IStateChangedEvent> scev = aEvent;
815	Assert(scev);
816	MachineState_T machineState;
817	scev->COMGETTER(State)(&machineState);
818	if ( machineState == MachineState_Running
819	\|\| machineState == MachineState_Teleporting
820	\|\| machineState == MachineState_LiveSnapshotting
821	)
822	{
823	LogRelFlowFunc(("Machine is running.\n"));
824
825	mfMachineRunning = true;
826
827	#ifdef VBOX_WITH_CROGL
828	crOglWindowsShow(true);
829	#endif
830	}
831	else
832	{
833	mfMachineRunning = false;
834
835	#ifdef VBOX_WITH_CROGL
836	if (machineState == MachineState_Paused)
837	crOglWindowsShow(false);
838	#endif
839	}
840	break;
841	}
842	default:
843	AssertFailed();
844	}
845
846	return S_OK;
847	}
848
849	// public methods only for internal purposes
850	/////////////////////////////////////////////////////////////////////////////
851
852	/**
853	* @thread EMT
854	*/
855	static int callFramebufferResize (IFramebuffer *pFramebuffer, unsigned uScreenId,
856	ULONG pixelFormat, void *pvVRAM,
857	uint32_t bpp, uint32_t cbLine,
858	uint32_t w, uint32_t h)
859	{
860	Assert (pFramebuffer);
861
862	NOREF(pixelFormat);
863	NOREF(pvVRAM);
864	NOREF(bpp);
865	NOREF(cbLine);
866
867	/* Call the framebuffer to try and set required pixelFormat. */
868	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /* @todo origin */
869
870	Log(("pFramebuffer->NotifyChange hr %08x\n", hr));
871
872	return VINF_SUCCESS;
873	}
874
875	int Display::notifyCroglResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, void *pvVRAM)
876	{
877	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
878	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
879	return VINF_SUCCESS; /* nop it */
880
881	BOOL is3denabled;
882	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
883
884	if (is3denabled)
885	{
886	int rc = VERR_INVALID_STATE;
887	if (mhCrOglSvc)
888	{
889	VMMDev *pVMMDev = mParent->getVMMDev();
890	if (pVMMDev)
891	{
892	VBOXCRCMDCTL_HGCM *pCtl =
893	(VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof (CRVBOXHGCMDEVRESIZE) + sizeof (VBOXCRCMDCTL_HGCM));
894	if (pCtl)
895	{
896	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
897	pData->Screen = *pScreen;
898	pData->pvVRAM = pvVRAM;
899
900	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
901	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
902	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
903	pCtl->aParms[0].u.pointer.addr = pData;
904	pCtl->aParms[0].u.pointer.size = sizeof (*pData);
905
906	rc = crCtlSubmit(&pCtl->Hdr, sizeof (*pCtl), displayCrCmdFree, pCtl);
907	if (!RT_SUCCESS(rc))
908	{
909	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
910	RTMemFree(pCtl);
911	}
912	}
913	else
914	rc = VERR_NO_MEMORY;
915	}
916	}
917
918	return rc;
919	}
920	#endif /* #if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
921	return VINF_SUCCESS;
922	}
923
924	/**
925	* Handles display resize event.
926	*
927	* @param w New display width
928	* @param h New display height
929	*
930	* @thread EMT
931	*/
932	int Display::handleDisplayResize (unsigned uScreenId, uint32_t bpp, void *pvVRAM,
933	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags)
934	{
935	LogRel(("Display::handleDisplayResize(): uScreenId = %d, pvVRAM=%p "
936	"w=%d h=%d bpp=%d cbLine=0x%X, flags=0x%X\n",
937	uScreenId, pvVRAM, w, h, bpp, cbLine, flags));
938
939	/* If there is no framebuffer, this call is not interesting. */
940	if (uScreenId >= mcMonitors)
941	{
942	return VINF_SUCCESS;
943	}
944
945	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
946	{
947	mLastAddress = pvVRAM;
948	mLastBytesPerLine = cbLine;
949	mLastBitsPerPixel = bpp;
950	mLastWidth = w;
951	mLastHeight = h;
952	mLastFlags = flags;
953
954	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
955	pFBInfo->w = w;
956	pFBInfo->h = h;
957
958	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
959	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
960	pFBInfo->u32LineSize = cbLine;
961	}
962
963	/* Guest screen image will be invalid during resize, make sure that it is not updated. */
964	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
965	{
966	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
967
968	mpDrv->IConnector.pu8Data = NULL;
969	mpDrv->IConnector.cbScanline = 0;
970	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
971	mpDrv->IConnector.cx = 0;
972	mpDrv->IConnector.cy = 0;
973	}
974
975	maFramebuffers[uScreenId].pSourceBitmap.setNull();
976
977	ULONG pixelFormat;
978
979	switch (bpp)
980	{
981	case 32:
982	case 24:
983	case 16:
984	pixelFormat = FramebufferPixelFormat_FOURCC_RGB;
985	break;
986	default:
987	pixelFormat = FramebufferPixelFormat_Opaque;
988	bpp = cbLine = 0;
989	break;
990	}
991
992	/* Atomically set the resize status before calling the framebuffer. The new InProgress status will
993	* disable access to the VGA device by the EMT thread.
994	*/
995	bool f = ASMAtomicCmpXchgU32 (&maFramebuffers[uScreenId].u32ResizeStatus,
996	ResizeStatus_InProgress, ResizeStatus_Void);
997	if (!f)
998	{
999	/* This could be a result of the screenshot taking call Display::TakeScreenShot:
1000	* if the framebuffer is processing the resize request and GUI calls the TakeScreenShot
1001	* and the guest has reprogrammed the virtual VGA devices again so a new resize is required.
1002	*
1003	* Save the resize information and return the pending status code.
1004	*
1005	* Note: the resize information is only accessed on EMT so no serialization is required.
1006	*/
1007	LogRel(("Display::handleDisplayResize(): Warning: resize postponed.\n"));
1008
1009	maFramebuffers[uScreenId].pendingResize.fPending = true;
1010	maFramebuffers[uScreenId].pendingResize.pixelFormat = pixelFormat;
1011	maFramebuffers[uScreenId].pendingResize.pvVRAM = pvVRAM;
1012	maFramebuffers[uScreenId].pendingResize.bpp = bpp;
1013	maFramebuffers[uScreenId].pendingResize.cbLine = cbLine;
1014	maFramebuffers[uScreenId].pendingResize.w = w;
1015	maFramebuffers[uScreenId].pendingResize.h = h;
1016	maFramebuffers[uScreenId].pendingResize.flags = flags;
1017
1018	return VINF_VGA_RESIZE_IN_PROGRESS;
1019	}
1020
1021	if (!maFramebuffers[uScreenId].pFramebuffer.isNull())
1022	{
1023	callFramebufferResize(maFramebuffers[uScreenId].pFramebuffer, uScreenId,
1024	pixelFormat, pvVRAM, bpp, cbLine, w, h);
1025	}
1026
1027	/* Set the status so the 'handleResizeCompleted' would work. */
1028	f = ASMAtomicCmpXchgU32 (&maFramebuffers[uScreenId].u32ResizeStatus,
1029	ResizeStatus_UpdateDisplayData, ResizeStatus_InProgress);
1030	AssertRelease(f);NOREF(f);
1031
1032	AssertRelease(!maFramebuffers[uScreenId].pendingResize.fPending);
1033
1034	/* The method also unlocks the framebuffer. */
1035	handleResizeCompletedEMT(uScreenId, TRUE);
1036
1037	return VINF_SUCCESS;
1038	}
1039
1040	/**
1041	* Framebuffer has been resized.
1042	* Read the new display data and unlock the framebuffer.
1043	*
1044	* @thread EMT
1045	*/
1046	void Display::handleResizeCompletedEMT(unsigned uScreenId, BOOL fResizeContext)
1047	{
1048	LogRelFlowFunc(("\n"));
1049
1050	do /* to use 'break' */
1051	{
1052	if (uScreenId >= mcMonitors)
1053	{
1054	break;
1055	}
1056
1057	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1058
1059	/* Try to into non resizing state. */
1060	bool f = ASMAtomicCmpXchgU32 (&pFBInfo->u32ResizeStatus, ResizeStatus_Void, ResizeStatus_UpdateDisplayData);
1061
1062	if (f == false)
1063	{
1064	/* This is not the display that has completed resizing. */
1065	AssertFailed();
1066	break;
1067	}
1068
1069	/* Check whether a resize is pending for this framebuffer. */
1070	if (pFBInfo->pendingResize.fPending)
1071	{
1072	/* Reset the condition, call the display resize with saved data and continue.
1073	*
1074	* Note: handleDisplayResize can call handleResizeCompletedEMT back,
1075	* but infinite recursion is not possible, because when the handleResizeCompletedEMT
1076	* is called, the pFBInfo->pendingResize.fPending is equal to false.
1077	*/
1078	pFBInfo->pendingResize.fPending = false;
1079	handleDisplayResize (uScreenId, pFBInfo->pendingResize.bpp, pFBInfo->pendingResize.pvVRAM,
1080	pFBInfo->pendingResize.cbLine, pFBInfo->pendingResize.w, pFBInfo->pendingResize.h,
1081	pFBInfo->pendingResize.flags);
1082	break;
1083	}
1084
1085	/* Inform VRDP server about the change of display parameters.
1086	* Must be done before calling NotifyUpdate below.
1087	*/
1088	LogRelFlowFunc(("Calling VRDP\n"));
1089	mParent->consoleVRDPServer()->SendResize();
1090
1091	/* @todo Merge these two 'if's within one 'if (!pFBInfo->pFramebuffer.isNull())' */
1092	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && !pFBInfo->pFramebuffer.isNull())
1093	{
1094	/* If the screen resize was because of disabling, tell framebuffer to repaint.
1095	* The framebuffer if now in default format so it will not use guest VRAM
1096	* and will show usually black image which is there after framebuffer resize.
1097	*/
1098	if (pFBInfo->fDisabled)
1099	pFBInfo->pFramebuffer->NotifyUpdate(0, 0, mpDrv->IConnector.cx, mpDrv->IConnector.cy);
1100	}
1101	else if (!pFBInfo->pFramebuffer.isNull())
1102	{
1103	/* If the screen resize was because of disabling, tell framebuffer to repaint.
1104	* The framebuffer if now in default format so it will not use guest VRAM
1105	* and will show usually black image which is there after framebuffer resize.
1106	*/
1107	if (pFBInfo->fDisabled)
1108	pFBInfo->pFramebuffer->NotifyUpdate(0, 0, pFBInfo->w, pFBInfo->h);
1109	}
1110	LogRelFlow(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1111
1112	/* Handle the case if there are some saved visible region that needs to be
1113	* applied after the resize of the framebuffer is completed
1114	*/
1115	SaveSeamlessRectLock();
1116	PRTRECT pSavedVisibleRegion = pFBInfo->mpSavedVisibleRegion;
1117	uint32_t cSavedVisibleRegion = pFBInfo->mcSavedVisibleRegion;
1118	pFBInfo->mpSavedVisibleRegion = NULL;
1119	pFBInfo->mcSavedVisibleRegion = 0;
1120	SaveSeamlessRectUnLock();
1121
1122	if (pSavedVisibleRegion)
1123	{
1124	handleSetVisibleRegion(cSavedVisibleRegion, pSavedVisibleRegion);
1125	RTMemFree(pSavedVisibleRegion);
1126	}
1127
1128	#ifdef DEBUG_sunlover
1129	if (!g_stam)
1130	{
1131	Console::SafeVMPtr ptrVM(mParent);
1132	AssertComRC(ptrVM.rc());
1133	STAMR3RegisterU(ptrVM.rawUVM(), &g_StatDisplayRefresh, STAMTYPE_PROFILE, STAMVISIBILITY_ALWAYS,
1134	"/PROF/Display/Refresh", STAMUNIT_TICKS_PER_CALL, "Time spent in EMT for display updates.");
1135	g_stam = 1;
1136	}
1137	#endif /* DEBUG_sunlover */
1138
1139	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1140	{
1141	BOOL is3denabled;
1142	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
1143
1144	if (is3denabled)
1145	{
1146	VBOXCRCMDCTL_HGCM data;
1147	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1148	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1149
1150	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1151	data.aParms[0].u.uint32 = uScreenId;
1152
1153	if (fResizeContext)
1154	crCtlSubmitAsyncCmdCopy(&data.Hdr, sizeof (data));
1155	else
1156	crCtlSubmitSync(&data.Hdr, sizeof (data));
1157	}
1158	}
1159	#endif /* VBOX_WITH_CROGL */
1160	} while(0);
1161	}
1162
1163	static void checkCoordBounds (int px, int py, int pw, int ph, int cx, int cy)
1164	{
1165	/* Correct negative x and y coordinates. */
1166	if (*px < 0)
1167	{
1168	px += pw; /* Compute xRight which is also the new width. */
1169
1170	pw = (px < 0)? 0: *px;
1171
1172	*px = 0;
1173	}
1174
1175	if (*py < 0)
1176	{
1177	py += ph; /* Compute xBottom, which is also the new height. */
1178
1179	ph = (py < 0)? 0: *py;
1180
1181	*py = 0;
1182	}
1183
1184	/* Also check if coords are greater than the display resolution. */
1185	if (px + pw > cx)
1186	{
1187	pw = cx > px? cx - *px: 0;
1188	}
1189
1190	if (py + ph > cy)
1191	{
1192	ph = cy > py? cy - *py: 0;
1193	}
1194	}
1195
1196	unsigned mapCoordsToScreen(DISPLAYFBINFO pInfos, unsigned cInfos, int px, int py, int pw, int *ph)
1197	{
1198	DISPLAYFBINFO *pInfo = pInfos;
1199	unsigned uScreenId;
1200	LogSunlover(("mapCoordsToScreen: %d,%d %dx%d\n", px, py, pw, ph));
1201	for (uScreenId = 0; uScreenId < cInfos; uScreenId++, pInfo++)
1202	{
1203	LogSunlover((" [%d] %d,%d %dx%d\n", uScreenId, pInfo->xOrigin, pInfo->yOrigin, pInfo->w, pInfo->h));
1204	if ( (pInfo->xOrigin <= px && px < pInfo->xOrigin + (int)pInfo->w)
1205	&& (pInfo->yOrigin <= py && py < pInfo->yOrigin + (int)pInfo->h))
1206	{
1207	/* The rectangle belongs to the screen. Correct coordinates. */
1208	*px -= pInfo->xOrigin;
1209	*py -= pInfo->yOrigin;
1210	LogSunlover((" -> %d,%d", px, py));
1211	break;
1212	}
1213	}
1214	if (uScreenId == cInfos)
1215	{
1216	/* Map to primary screen. */
1217	uScreenId = 0;
1218	}
1219	LogSunlover((" scr %d\n", uScreenId));
1220	return uScreenId;
1221	}
1222
1223
1224	/**
1225	* Handles display update event.
1226	*
1227	* @param x Update area x coordinate
1228	* @param y Update area y coordinate
1229	* @param w Update area width
1230	* @param h Update area height
1231	*
1232	* @thread EMT
1233	*/
1234	void Display::handleDisplayUpdateLegacy (int x, int y, int w, int h)
1235	{
1236	unsigned uScreenId = mapCoordsToScreen(maFramebuffers, mcMonitors, &x, &y, &w, &h);
1237
1238	#ifdef DEBUG_sunlover
1239	LogFlowFunc(("%d,%d %dx%d (checked)\n", x, y, w, h));
1240	#endif /* DEBUG_sunlover */
1241
1242	handleDisplayUpdate (uScreenId, x, y, w, h);
1243	}
1244
1245	void Display::handleDisplayUpdate (unsigned uScreenId, int x, int y, int w, int h)
1246	{
1247	/*
1248	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1249	* Safe to use VBVA vars and take the framebuffer lock.
1250	*/
1251
1252	#ifdef DEBUG_sunlover
1253	LogFlowFunc(("[%d] %d,%d %dx%d (%d,%d)\n",
1254	uScreenId, x, y, w, h, mpDrv->IConnector.cx, mpDrv->IConnector.cy));
1255	#endif /* DEBUG_sunlover */
1256
1257	/* No updates for a disabled guest screen. */
1258	if (maFramebuffers[uScreenId].fDisabled)
1259	return;
1260
1261	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
1262	checkCoordBounds (&x, &y, &w, &h, mpDrv->IConnector.cx, mpDrv->IConnector.cy);
1263	else
1264	checkCoordBounds (&x, &y, &w, &h, maFramebuffers[uScreenId].w,
1265	maFramebuffers[uScreenId].h);
1266
1267	IFramebuffer *pFramebuffer = maFramebuffers[uScreenId].pFramebuffer;
1268	if (pFramebuffer != NULL)
1269	{
1270	pFramebuffer->Lock();
1271
1272	if (w != 0 && h != 0)
1273	pFramebuffer->NotifyUpdate(x, y, w, h);
1274
1275	pFramebuffer->Unlock();
1276	}
1277
1278	#ifndef VBOX_WITH_HGSMI
1279	if (!mfVideoAccelEnabled)
1280	{
1281	#else
1282	if (!mfVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1283	{
1284	#endif /* VBOX_WITH_HGSMI */
1285	/* When VBVA is enabled, the VRDP server is informed in the VideoAccelFlush.
1286	* Inform the server here only if VBVA is disabled.
1287	*/
1288	if (maFramebuffers[uScreenId].u32ResizeStatus == ResizeStatus_Void)
1289	mParent->consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1290	}
1291	}
1292
1293	/**
1294	* Returns the upper left and lower right corners of the virtual framebuffer.
1295	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1296	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1297	*/
1298	void Display::getFramebufferDimensions(int32_t px1, int32_t py1,
1299	int32_t px2, int32_t py2)
1300	{
1301	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1302	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1303
1304	AssertPtrReturnVoid(px1);
1305	AssertPtrReturnVoid(py1);
1306	AssertPtrReturnVoid(px2);
1307	AssertPtrReturnVoid(py2);
1308	LogRelFlowFunc(("\n"));
1309
1310	if (!mpDrv)
1311	return;
1312	/* If VBVA is not in use then this flag will not be set and this
1313	* will still work as it should. */
1314	if (!maFramebuffers[0].fDisabled)
1315	{
1316	x1 = (int32_t)maFramebuffers[0].xOrigin;
1317	y1 = (int32_t)maFramebuffers[0].yOrigin;
1318	x2 = mpDrv->IConnector.cx + (int32_t)maFramebuffers[0].xOrigin;
1319	y2 = mpDrv->IConnector.cy + (int32_t)maFramebuffers[0].yOrigin;
1320	}
1321	for (unsigned i = 1; i < mcMonitors; ++i)
1322	{
1323	if (!maFramebuffers[i].fDisabled)
1324	{
1325	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1326	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1327	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin
1328	+ (int32_t)maFramebuffers[i].w);
1329	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin
1330	+ (int32_t)maFramebuffers[i].h);
1331	}
1332	}
1333	*px1 = x1;
1334	*py1 = y1;
1335	*px2 = x2;
1336	*py2 = y2;
1337	}
1338
1339	static bool displayIntersectRect(RTRECT *prectResult,
1340	const RTRECT *prect1,
1341	const RTRECT *prect2)
1342	{
1343	/* Initialize result to an empty record. */
1344	memset (prectResult, 0, sizeof (RTRECT));
1345
1346	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1347	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1348
1349	if (xLeftResult < xRightResult)
1350	{
1351	/* There is intersection by X. */
1352
1353	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1354	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1355
1356	if (yTopResult < yBottomResult)
1357	{
1358	/* There is intersection by Y. */
1359
1360	prectResult->xLeft = xLeftResult;
1361	prectResult->yTop = yTopResult;
1362	prectResult->xRight = xRightResult;
1363	prectResult->yBottom = yBottomResult;
1364
1365	return true;
1366	}
1367	}
1368
1369	return false;
1370	}
1371
1372	int Display::handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1373	{
1374	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1375	* sizeof (RTRECT));
1376	if (!pVisibleRegion)
1377	{
1378	return VERR_NO_TMP_MEMORY;
1379	}
1380
1381	unsigned uScreenId;
1382	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1383	{
1384	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1385
1386	if (!pFBInfo->pFramebuffer.isNull())
1387	{
1388	if (pFBInfo->u32ResizeStatus != ResizeStatus_Void)
1389	{
1390	/* handle the case where new rectangles are received from the GA
1391	* when framebuffer resizing is in progress.
1392	* Just save the rectangles to be applied for later time when FB resizing is complete
1393	* (from handleResizeCompletedEMT).
1394	* This is done to prevent a race condition where a new rectangles are received
1395	* from the GA after a resize event and framebuffer resizing is still in progress
1396	* As a result the coordinates of the framebuffer are still
1397	* not updated and hence there is no intersection with the new rectangles passed
1398	* for the new region (THis is checked in the above if condition ). With 0 intersection,
1399	* cRectVisibleRegions = 0 is returned to the GUI and if GUI has invalidated its
1400	* earlier region then it draws nothihing and seamless mode doesn't display the
1401	* guest desktop.
1402	*/
1403	SaveSeamlessRectLock();
1404	RTMemFree(pFBInfo->mpSavedVisibleRegion);
1405
1406	pFBInfo->mpSavedVisibleRegion = (RTRECT *)RTMemAlloc( RT_MAX(cRect, 1)
1407	* sizeof (RTRECT));
1408	if (pFBInfo->mpSavedVisibleRegion)
1409	{
1410	memcpy(pFBInfo->mpSavedVisibleRegion, pRect, cRect * sizeof(RTRECT));
1411	pFBInfo->mcSavedVisibleRegion = cRect;
1412	}
1413	else
1414	{
1415	pFBInfo->mcSavedVisibleRegion = 0;
1416	}
1417	SaveSeamlessRectUnLock();
1418	continue;
1419	}
1420	/* Prepare a new array of rectangles which intersect with the framebuffer.
1421	*/
1422	RTRECT rectFramebuffer;
1423	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
1424	{
1425	rectFramebuffer.xLeft = 0;
1426	rectFramebuffer.yTop = 0;
1427	if (mpDrv)
1428	{
1429	rectFramebuffer.xRight = mpDrv->IConnector.cx;
1430	rectFramebuffer.yBottom = mpDrv->IConnector.cy;
1431	}
1432	else
1433	{
1434	rectFramebuffer.xRight = 0;
1435	rectFramebuffer.yBottom = 0;
1436	}
1437	}
1438	else
1439	{
1440	rectFramebuffer.xLeft = pFBInfo->xOrigin;
1441	rectFramebuffer.yTop = pFBInfo->yOrigin;
1442	rectFramebuffer.xRight = pFBInfo->xOrigin + pFBInfo->w;
1443	rectFramebuffer.yBottom = pFBInfo->yOrigin + pFBInfo->h;
1444	}
1445
1446	uint32_t cRectVisibleRegion = 0;
1447
1448	uint32_t i;
1449	for (i = 0; i < cRect; i++)
1450	{
1451	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1452	{
1453	pVisibleRegion[cRectVisibleRegion].xLeft -= pFBInfo->xOrigin;
1454	pVisibleRegion[cRectVisibleRegion].yTop -= pFBInfo->yOrigin;
1455	pVisibleRegion[cRectVisibleRegion].xRight -= pFBInfo->xOrigin;
1456	pVisibleRegion[cRectVisibleRegion].yBottom -= pFBInfo->yOrigin;
1457
1458	cRectVisibleRegion++;
1459	}
1460	}
1461	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1462	}
1463	}
1464
1465	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1466	BOOL is3denabled = FALSE;
1467
1468	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
1469
1470	VMMDev *vmmDev = mParent->getVMMDev();
1471	if (is3denabled && vmmDev)
1472	{
1473	if (mhCrOglSvc)
1474	{
1475	VBOXCRCMDCTL_HGCM pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) * sizeof (RTRECT)
1476	+ sizeof (VBOXCRCMDCTL_HGCM));
1477	if (pCtl)
1478	{
1479	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1480	memcpy(pRectsCopy, pRect, cRect * sizeof (RTRECT));
1481
1482	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1483	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1484
1485	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1486	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1487	pCtl->aParms[0].u.pointer.size = cRect * sizeof (RTRECT);
1488
1489	int rc = crCtlSubmit(&pCtl->Hdr, sizeof (*pCtl), displayCrCmdFree, pCtl);
1490	if (!RT_SUCCESS(rc))
1491	{
1492	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
1493	RTMemFree(pCtl);
1494	}
1495	}
1496	else
1497	AssertMsgFailed(("failed to allocate rects memory\n"));
1498	}
1499	else
1500	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1501	}
1502	#endif
1503
1504	RTMemTmpFree(pVisibleRegion);
1505
1506	return VINF_SUCCESS;
1507	}
1508
1509	int Display::handleQueryVisibleRegion(uint32_t *pcRect, PRTRECT pRect)
1510	{
1511	// @todo Currently not used by the guest and is not implemented in framebuffers. Remove?
1512	return VERR_NOT_SUPPORTED;
1513	}
1514
1515	typedef struct _VBVADIRTYREGION
1516	{
1517	/* Copies of object's pointers used by vbvaRgn functions. */
1518	DISPLAYFBINFO *paFramebuffers;
1519	unsigned cMonitors;
1520	Display *pDisplay;
1521	PPDMIDISPLAYPORT pPort;
1522
1523	} VBVADIRTYREGION;
1524
1525	static void vbvaRgnInit (VBVADIRTYREGION prgn, DISPLAYFBINFO paFramebuffers, unsigned cMonitors,
1526	Display *pd, PPDMIDISPLAYPORT pp)
1527	{
1528	prgn->paFramebuffers = paFramebuffers;
1529	prgn->cMonitors = cMonitors;
1530	prgn->pDisplay = pd;
1531	prgn->pPort = pp;
1532
1533	unsigned uScreenId;
1534	for (uScreenId = 0; uScreenId < cMonitors; uScreenId++)
1535	{
1536	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1537
1538	RT_ZERO(pFBInfo->dirtyRect);
1539	}
1540	}
1541
1542	static void vbvaRgnDirtyRect (VBVADIRTYREGION prgn, unsigned uScreenId, VBVACMDHDR phdr)
1543	{
1544	LogSunlover(("x = %d, y = %d, w = %d, h = %d\n",
1545	phdr->x, phdr->y, phdr->w, phdr->h));
1546
1547	/*
1548	* Here update rectangles are accumulated to form an update area.
1549	* @todo
1550	* Now the simplest method is used which builds one rectangle that
1551	* includes all update areas. A bit more advanced method can be
1552	* employed here. The method should be fast however.
1553	*/
1554	if (phdr->w == 0 \|\| phdr->h == 0)
1555	{
1556	/* Empty rectangle. */
1557	return;
1558	}
1559
1560	int32_t xRight = phdr->x + phdr->w;
1561	int32_t yBottom = phdr->y + phdr->h;
1562
1563	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1564
1565	if (pFBInfo->dirtyRect.xRight == 0)
1566	{
1567	/* This is the first rectangle to be added. */
1568	pFBInfo->dirtyRect.xLeft = phdr->x;
1569	pFBInfo->dirtyRect.yTop = phdr->y;
1570	pFBInfo->dirtyRect.xRight = xRight;
1571	pFBInfo->dirtyRect.yBottom = yBottom;
1572	}
1573	else
1574	{
1575	/* Adjust region coordinates. */
1576	if (pFBInfo->dirtyRect.xLeft > phdr->x)
1577	{
1578	pFBInfo->dirtyRect.xLeft = phdr->x;
1579	}
1580
1581	if (pFBInfo->dirtyRect.yTop > phdr->y)
1582	{
1583	pFBInfo->dirtyRect.yTop = phdr->y;
1584	}
1585
1586	if (pFBInfo->dirtyRect.xRight < xRight)
1587	{
1588	pFBInfo->dirtyRect.xRight = xRight;
1589	}
1590
1591	if (pFBInfo->dirtyRect.yBottom < yBottom)
1592	{
1593	pFBInfo->dirtyRect.yBottom = yBottom;
1594	}
1595	}
1596
1597	if (pFBInfo->fDefaultFormat)
1598	{
1599	//@todo pfnUpdateDisplayRect must take the vram offset parameter for the framebuffer
1600	prgn->pPort->pfnUpdateDisplayRect (prgn->pPort, phdr->x, phdr->y, phdr->w, phdr->h);
1601	prgn->pDisplay->handleDisplayUpdateLegacy (phdr->x + pFBInfo->xOrigin,
1602	phdr->y + pFBInfo->yOrigin, phdr->w, phdr->h);
1603	}
1604
1605	return;
1606	}
1607
1608	static void vbvaRgnUpdateFramebuffer (VBVADIRTYREGION *prgn, unsigned uScreenId)
1609	{
1610	DISPLAYFBINFO *pFBInfo = &prgn->paFramebuffers[uScreenId];
1611
1612	uint32_t w = pFBInfo->dirtyRect.xRight - pFBInfo->dirtyRect.xLeft;
1613	uint32_t h = pFBInfo->dirtyRect.yBottom - pFBInfo->dirtyRect.yTop;
1614
1615	if (!pFBInfo->fDefaultFormat && w != 0 && h != 0)
1616	{
1617	//@todo pfnUpdateDisplayRect must take the vram offset parameter for the framebuffer
1618	prgn->pPort->pfnUpdateDisplayRect (prgn->pPort, pFBInfo->dirtyRect.xLeft, pFBInfo->dirtyRect.yTop, w, h);
1619	prgn->pDisplay->handleDisplayUpdateLegacy (pFBInfo->dirtyRect.xLeft + pFBInfo->xOrigin,
1620	pFBInfo->dirtyRect.yTop + pFBInfo->yOrigin, w, h);
1621	}
1622	}
1623
1624	static void vbvaSetMemoryFlags (VBVAMEMORY *pVbvaMemory,
1625	bool fVideoAccelEnabled,
1626	bool fVideoAccelVRDP,
1627	uint32_t fu32SupportedOrders,
1628	DISPLAYFBINFO *paFBInfos,
1629	unsigned cFBInfos)
1630	{
1631	if (pVbvaMemory)
1632	{
1633	/* This called only on changes in mode. So reset VRDP always. */
1634	uint32_t fu32Flags = VBVA_F_MODE_VRDP_RESET;
1635
1636	if (fVideoAccelEnabled)
1637	{
1638	fu32Flags \|= VBVA_F_MODE_ENABLED;
1639
1640	if (fVideoAccelVRDP)
1641	{
1642	fu32Flags \|= VBVA_F_MODE_VRDP \| VBVA_F_MODE_VRDP_ORDER_MASK;
1643
1644	pVbvaMemory->fu32SupportedOrders = fu32SupportedOrders;
1645	}
1646	}
1647
1648	pVbvaMemory->fu32ModeFlags = fu32Flags;
1649	}
1650
1651	unsigned uScreenId;
1652	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1653	{
1654	if (paFBInfos[uScreenId].pHostEvents)
1655	{
1656	paFBInfos[uScreenId].pHostEvents->fu32Events \|= VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1657	}
1658	}
1659	}
1660
1661	#ifdef VBOX_WITH_HGSMI
1662	static void vbvaSetMemoryFlagsHGSMI (unsigned uScreenId,
1663	uint32_t fu32SupportedOrders,
1664	bool fVideoAccelVRDP,
1665	DISPLAYFBINFO *pFBInfo)
1666	{
1667	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1668
1669	if (pFBInfo->pVBVAHostFlags)
1670	{
1671	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1672
1673	if (pFBInfo->fVBVAEnabled)
1674	{
1675	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1676
1677	if (fVideoAccelVRDP)
1678	{
1679	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1680	}
1681	}
1682
1683	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1684	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1685
1686	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1687	}
1688	}
1689
1690	static void vbvaSetMemoryFlagsAllHGSMI (uint32_t fu32SupportedOrders,
1691	bool fVideoAccelVRDP,
1692	DISPLAYFBINFO *paFBInfos,
1693	unsigned cFBInfos)
1694	{
1695	unsigned uScreenId;
1696
1697	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1698	{
1699	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1700	}
1701	}
1702	#endif /* VBOX_WITH_HGSMI */
1703
1704	bool Display::VideoAccelAllowed (void)
1705	{
1706	return true;
1707	}
1708
1709	int Display::vbvaLock(void)
1710	{
1711	return RTCritSectEnter(&mVBVALock);
1712	}
1713
1714	void Display::vbvaUnlock(void)
1715	{
1716	RTCritSectLeave(&mVBVALock);
1717	}
1718
1719	int Display::SaveSeamlessRectLock(void)
1720	{
1721	return RTCritSectEnter(&mSaveSeamlessRectLock);
1722	}
1723
1724	void Display::SaveSeamlessRectUnLock(void)
1725	{
1726	RTCritSectLeave(&mSaveSeamlessRectLock);
1727	}
1728
1729
1730	/**
1731	* @thread EMT
1732	*/
1733	int Display::VideoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory)
1734	{
1735	int rc;
1736	vbvaLock();
1737	rc = videoAccelEnable (fEnable, pVbvaMemory);
1738	vbvaUnlock();
1739	return rc;
1740	}
1741
1742	int Display::videoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory)
1743	{
1744	int rc = VINF_SUCCESS;
1745
1746	/* Called each time the guest wants to use acceleration,
1747	* or when the VGA device disables acceleration,
1748	* or when restoring the saved state with accel enabled.
1749	*
1750	* VGA device disables acceleration on each video mode change
1751	* and on reset.
1752	*
1753	* Guest enabled acceleration at will. And it has to enable
1754	* acceleration after a mode change.
1755	*/
1756	LogRelFlowFunc(("mfVideoAccelEnabled = %d, fEnable = %d, pVbvaMemory = %p\n",
1757	mfVideoAccelEnabled, fEnable, pVbvaMemory));
1758
1759	/* Strictly check parameters. Callers must not pass anything in the case. */
1760	Assert((fEnable && pVbvaMemory) \|\| (!fEnable && pVbvaMemory == NULL));
1761
1762	if (!VideoAccelAllowed ())
1763	return VERR_NOT_SUPPORTED;
1764
1765	/*
1766	* Verify that the VM is in running state. If it is not,
1767	* then this must be postponed until it goes to running.
1768	*/
1769	if (!mfMachineRunning)
1770	{
1771	Assert (!mfVideoAccelEnabled);
1772
1773	LogRelFlowFunc(("Machine is not yet running.\n"));
1774
1775	if (fEnable)
1776	{
1777	mfPendingVideoAccelEnable = fEnable;
1778	mpPendingVbvaMemory = pVbvaMemory;
1779	}
1780
1781	return rc;
1782	}
1783
1784	/* Check that current status is not being changed */
1785	if (mfVideoAccelEnabled == fEnable)
1786	return rc;
1787
1788	if (mfVideoAccelEnabled)
1789	{
1790	/* Process any pending orders and empty the VBVA ring buffer. */
1791	videoAccelFlush ();
1792	}
1793
1794	if (!fEnable && mpVbvaMemory)
1795	mpVbvaMemory->fu32ModeFlags &= ~VBVA_F_MODE_ENABLED;
1796
1797	/* Safety precaution. There is no more VBVA until everything is setup! */
1798	mpVbvaMemory = NULL;
1799	mfVideoAccelEnabled = false;
1800
1801	/* Update entire display. */
1802	if (maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN].u32ResizeStatus == ResizeStatus_Void)
1803	mpDrv->pUpPort->pfnUpdateDisplayAll(mpDrv->pUpPort);
1804
1805	/* Everything OK. VBVA status can be changed. */
1806
1807	/* Notify the VMMDev, which saves VBVA status in the saved state,
1808	* and needs to know current status.
1809	*/
1810	VMMDev *pVMMDev = mParent->getVMMDev();
1811	if (pVMMDev)
1812	{
1813	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
1814	if (pVMMDevPort)
1815	pVMMDevPort->pfnVBVAChange(pVMMDevPort, fEnable);
1816	}
1817
1818	if (fEnable)
1819	{
1820	mpVbvaMemory = pVbvaMemory;
1821	mfVideoAccelEnabled = true;
1822
1823	/* Initialize the hardware memory. */
1824	vbvaSetMemoryFlags(mpVbvaMemory, mfVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders, maFramebuffers, mcMonitors);
1825	mpVbvaMemory->off32Data = 0;
1826	mpVbvaMemory->off32Free = 0;
1827
1828	memset(mpVbvaMemory->aRecords, 0, sizeof (mpVbvaMemory->aRecords));
1829	mpVbvaMemory->indexRecordFirst = 0;
1830	mpVbvaMemory->indexRecordFree = 0;
1831
1832	mfu32PendingVideoAccelDisable = false;
1833
1834	LogRel(("VBVA: Enabled.\n"));
1835	}
1836	else
1837	{
1838	LogRel(("VBVA: Disabled.\n"));
1839	}
1840
1841	LogRelFlowFunc(("VideoAccelEnable: rc = %Rrc.\n", rc));
1842
1843	return rc;
1844	}
1845
1846	/* Called always by one VRDP server thread. Can be thread-unsafe.
1847	*/
1848	void Display::VideoAccelVRDP (bool fEnable)
1849	{
1850	LogRelFlowFunc(("fEnable = %d\n", fEnable));
1851
1852	vbvaLock();
1853
1854	int c = fEnable?
1855	ASMAtomicIncS32 (&mcVideoAccelVRDPRefs):
1856	ASMAtomicDecS32 (&mcVideoAccelVRDPRefs);
1857
1858	Assert (c >= 0);
1859
1860	if (c == 0)
1861	{
1862	/* The last client has disconnected, and the accel can be
1863	* disabled.
1864	*/
1865	Assert (fEnable == false);
1866
1867	mfVideoAccelVRDP = false;
1868	mfu32SupportedOrders = 0;
1869
1870	vbvaSetMemoryFlags (mpVbvaMemory, mfVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1871	maFramebuffers, mcMonitors);
1872	#ifdef VBOX_WITH_HGSMI
1873	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1874	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1875	#endif /* VBOX_WITH_HGSMI */
1876
1877	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1878	}
1879	else if ( c == 1
1880	&& !mfVideoAccelVRDP)
1881	{
1882	/* The first client has connected. Enable the accel.
1883	*/
1884	Assert (fEnable == true);
1885
1886	mfVideoAccelVRDP = true;
1887	/* Supporting all orders. */
1888	mfu32SupportedOrders = ~0;
1889
1890	vbvaSetMemoryFlags (mpVbvaMemory, mfVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1891	maFramebuffers, mcMonitors);
1892	#ifdef VBOX_WITH_HGSMI
1893	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1894	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1895	#endif /* VBOX_WITH_HGSMI */
1896
1897	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1898	}
1899	else
1900	{
1901	/* A client is connected or disconnected but there is no change in the
1902	* accel state. It remains enabled.
1903	*/
1904	Assert (mfVideoAccelVRDP == true);
1905	}
1906	vbvaUnlock();
1907	}
1908
1909	static bool vbvaVerifyRingBuffer (VBVAMEMORY *pVbvaMemory)
1910	{
1911	return true;
1912	}
1913
1914	static void vbvaFetchBytes (VBVAMEMORY pVbvaMemory, uint8_t pu8Dst, uint32_t cbDst)
1915	{
1916	if (cbDst >= VBVA_RING_BUFFER_SIZE)
1917	{
1918	AssertMsgFailed (("cbDst = 0x%08X, ring buffer size 0x%08X\n", cbDst, VBVA_RING_BUFFER_SIZE));
1919	return;
1920	}
1921
1922	uint32_t u32BytesTillBoundary = VBVA_RING_BUFFER_SIZE - pVbvaMemory->off32Data;
1923	uint8_t *src = &pVbvaMemory->au8RingBuffer[pVbvaMemory->off32Data];
1924	int32_t i32Diff = cbDst - u32BytesTillBoundary;
1925
1926	if (i32Diff <= 0)
1927	{
1928	/* Chunk will not cross buffer boundary. */
1929	memcpy (pu8Dst, src, cbDst);
1930	}
1931	else
1932	{
1933	/* Chunk crosses buffer boundary. */
1934	memcpy (pu8Dst, src, u32BytesTillBoundary);
1935	memcpy (pu8Dst + u32BytesTillBoundary, &pVbvaMemory->au8RingBuffer[0], i32Diff);
1936	}
1937
1938	/* Advance data offset. */
1939	pVbvaMemory->off32Data = (pVbvaMemory->off32Data + cbDst) % VBVA_RING_BUFFER_SIZE;
1940
1941	return;
1942	}
1943
1944
1945	static bool vbvaPartialRead (uint8_t *ppu8, uint32_t pcb, uint32_t cbRecord, VBVAMEMORY *pVbvaMemory)
1946	{
1947	uint8_t *pu8New;
1948
1949	LogFlow(("MAIN::DisplayImpl::vbvaPartialRead: p = %p, cb = %d, cbRecord 0x%08X\n",
1950	ppu8, pcb, cbRecord));
1951
1952	if (*ppu8)
1953	{
1954	Assert (*pcb);
1955	pu8New = (uint8_t )RTMemRealloc (ppu8, cbRecord);
1956	}
1957	else
1958	{
1959	Assert (!*pcb);
1960	pu8New = (uint8_t *)RTMemAlloc (cbRecord);
1961	}
1962
1963	if (!pu8New)
1964	{
1965	/* Memory allocation failed, fail the function. */
1966	Log(("MAIN::vbvaPartialRead: failed to (re)alocate memory for partial record!!! cbRecord 0x%08X\n",
1967	cbRecord));
1968
1969	if (*ppu8)
1970	{
1971	RTMemFree (*ppu8);
1972	}
1973
1974	*ppu8 = NULL;
1975	*pcb = 0;
1976
1977	return false;
1978	}
1979
1980	/* Fetch data from the ring buffer. */
1981	vbvaFetchBytes (pVbvaMemory, pu8New + pcb, cbRecord - pcb);
1982
1983	*ppu8 = pu8New;
1984	*pcb = cbRecord;
1985
1986	return true;
1987	}
1988
1989	/* For contiguous chunks just return the address in the buffer.
1990	* For crossing boundary - allocate a buffer from heap.
1991	*/
1992	bool Display::vbvaFetchCmd (VBVACMDHDR *ppHdr, uint32_t pcbCmd)
1993	{
1994	uint32_t indexRecordFirst = mpVbvaMemory->indexRecordFirst;
1995	uint32_t indexRecordFree = mpVbvaMemory->indexRecordFree;
1996
1997	#ifdef DEBUG_sunlover
1998	LogFlowFunc(("first = %d, free = %d\n",
1999	indexRecordFirst, indexRecordFree));
2000	#endif /* DEBUG_sunlover */
2001
2002	if (!vbvaVerifyRingBuffer (mpVbvaMemory))
2003	{
2004	return false;
2005	}
2006
2007	if (indexRecordFirst == indexRecordFree)
2008	{
2009	/* No records to process. Return without assigning output variables. */
2010	return true;
2011	}
2012
2013	VBVARECORD *pRecord = &mpVbvaMemory->aRecords[indexRecordFirst];
2014
2015	#ifdef DEBUG_sunlover
2016	LogFlowFunc(("cbRecord = 0x%08X\n", pRecord->cbRecord));
2017	#endif /* DEBUG_sunlover */
2018
2019	uint32_t cbRecord = pRecord->cbRecord & ~VBVA_F_RECORD_PARTIAL;
2020
2021	if (mcbVbvaPartial)
2022	{
2023	/* There is a partial read in process. Continue with it. */
2024
2025	Assert (mpu8VbvaPartial);
2026
2027	LogFlowFunc(("continue partial record mcbVbvaPartial = %d cbRecord 0x%08X, first = %d, free = %d\n",
2028	mcbVbvaPartial, pRecord->cbRecord, indexRecordFirst, indexRecordFree));
2029
2030	if (cbRecord > mcbVbvaPartial)
2031	{
2032	/* New data has been added to the record. */
2033	if (!vbvaPartialRead (&mpu8VbvaPartial, &mcbVbvaPartial, cbRecord, mpVbvaMemory))
2034	{
2035	return false;
2036	}
2037	}
2038
2039	if (!(pRecord->cbRecord & VBVA_F_RECORD_PARTIAL))
2040	{
2041	/* The record is completed by guest. Return it to the caller. */
2042	ppHdr = (VBVACMDHDR )mpu8VbvaPartial;
2043	*pcbCmd = mcbVbvaPartial;
2044
2045	mpu8VbvaPartial = NULL;
2046	mcbVbvaPartial = 0;
2047
2048	/* Advance the record index. */
2049	mpVbvaMemory->indexRecordFirst = (indexRecordFirst + 1) % VBVA_MAX_RECORDS;
2050
2051	#ifdef DEBUG_sunlover
2052	LogFlowFunc(("partial done ok, data = %d, free = %d\n",
2053	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2054	#endif /* DEBUG_sunlover */
2055	}
2056
2057	return true;
2058	}
2059
2060	/* A new record need to be processed. */
2061	if (pRecord->cbRecord & VBVA_F_RECORD_PARTIAL)
2062	{
2063	/* Current record is being written by guest. '=' is important here. */
2064	if (cbRecord >= VBVA_RING_BUFFER_SIZE - VBVA_RING_BUFFER_THRESHOLD)
2065	{
2066	/* Partial read must be started. */
2067	if (!vbvaPartialRead (&mpu8VbvaPartial, &mcbVbvaPartial, cbRecord, mpVbvaMemory))
2068	{
2069	return false;
2070	}
2071
2072	LogFlowFunc(("started partial record mcbVbvaPartial = 0x%08X cbRecord 0x%08X, first = %d, free = %d\n",
2073	mcbVbvaPartial, pRecord->cbRecord, indexRecordFirst, indexRecordFree));
2074	}
2075
2076	return true;
2077	}
2078
2079	/* Current record is complete. If it is not empty, process it. */
2080	if (cbRecord)
2081	{
2082	/* The size of largest contiguous chunk in the ring biffer. */
2083	uint32_t u32BytesTillBoundary = VBVA_RING_BUFFER_SIZE - mpVbvaMemory->off32Data;
2084
2085	/* The ring buffer pointer. */
2086	uint8_t *au8RingBuffer = &mpVbvaMemory->au8RingBuffer[0];
2087
2088	/* The pointer to data in the ring buffer. */
2089	uint8_t *src = &au8RingBuffer[mpVbvaMemory->off32Data];
2090
2091	/* Fetch or point the data. */
2092	if (u32BytesTillBoundary >= cbRecord)
2093	{
2094	/* The command does not cross buffer boundary. Return address in the buffer. */
2095	ppHdr = (VBVACMDHDR )src;
2096
2097	/* Advance data offset. */
2098	mpVbvaMemory->off32Data = (mpVbvaMemory->off32Data + cbRecord) % VBVA_RING_BUFFER_SIZE;
2099	}
2100	else
2101	{
2102	/* The command crosses buffer boundary. Rare case, so not optimized. */
2103	uint8_t dst = (uint8_t )RTMemAlloc (cbRecord);
2104
2105	if (!dst)
2106	{
2107	LogRelFlowFunc(("could not allocate %d bytes from heap!!!\n", cbRecord));
2108	mpVbvaMemory->off32Data = (mpVbvaMemory->off32Data + cbRecord) % VBVA_RING_BUFFER_SIZE;
2109	return false;
2110	}
2111
2112	vbvaFetchBytes (mpVbvaMemory, dst, cbRecord);
2113
2114	ppHdr = (VBVACMDHDR )dst;
2115
2116	#ifdef DEBUG_sunlover
2117	LogFlowFunc(("Allocated from heap %p\n", dst));
2118	#endif /* DEBUG_sunlover */
2119	}
2120	}
2121
2122	*pcbCmd = cbRecord;
2123
2124	/* Advance the record index. */
2125	mpVbvaMemory->indexRecordFirst = (indexRecordFirst + 1) % VBVA_MAX_RECORDS;
2126
2127	#ifdef DEBUG_sunlover
2128	LogFlowFunc(("done ok, data = %d, free = %d\n",
2129	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2130	#endif /* DEBUG_sunlover */
2131
2132	return true;
2133	}
2134
2135	void Display::vbvaReleaseCmd (VBVACMDHDR *pHdr, int32_t cbCmd)
2136	{
2137	uint8_t *au8RingBuffer = mpVbvaMemory->au8RingBuffer;
2138
2139	if ( (uint8_t *)pHdr >= au8RingBuffer
2140	&& (uint8_t *)pHdr < &au8RingBuffer[VBVA_RING_BUFFER_SIZE])
2141	{
2142	/* The pointer is inside ring buffer. Must be continuous chunk. */
2143	Assert (VBVA_RING_BUFFER_SIZE - ((uint8_t *)pHdr - au8RingBuffer) >= cbCmd);
2144
2145	/* Do nothing. */
2146
2147	Assert (!mpu8VbvaPartial && mcbVbvaPartial == 0);
2148	}
2149	else
2150	{
2151	/* The pointer is outside. It is then an allocated copy. */
2152
2153	#ifdef DEBUG_sunlover
2154	LogFlowFunc(("Free heap %p\n", pHdr));
2155	#endif /* DEBUG_sunlover */
2156
2157	if ((uint8_t *)pHdr == mpu8VbvaPartial)
2158	{
2159	mpu8VbvaPartial = NULL;
2160	mcbVbvaPartial = 0;
2161	}
2162	else
2163	{
2164	Assert (!mpu8VbvaPartial && mcbVbvaPartial == 0);
2165	}
2166
2167	RTMemFree (pHdr);
2168	}
2169
2170	return;
2171	}
2172
2173
2174	/**
2175	* Called regularly on the DisplayRefresh timer.
2176	* Also on behalf of guest, when the ring buffer is full.
2177	*
2178	* @thread EMT
2179	*/
2180	void Display::VideoAccelFlush (void)
2181	{
2182	vbvaLock();
2183	videoAccelFlush();
2184	vbvaUnlock();
2185	}
2186
2187	/* Under VBVA lock. DevVGA is not taken. */
2188	void Display::videoAccelFlush (void)
2189	{
2190	#ifdef DEBUG_sunlover_2
2191	LogFlowFunc(("mfVideoAccelEnabled = %d\n", mfVideoAccelEnabled));
2192	#endif /* DEBUG_sunlover_2 */
2193
2194	if (!mfVideoAccelEnabled)
2195	{
2196	Log(("Display::VideoAccelFlush: called with disabled VBVA!!! Ignoring.\n"));
2197	return;
2198	}
2199
2200	/* Here VBVA is enabled and we have the accelerator memory pointer. */
2201	Assert(mpVbvaMemory);
2202
2203	#ifdef DEBUG_sunlover_2
2204	LogFlowFunc(("indexRecordFirst = %d, indexRecordFree = %d, off32Data = %d, off32Free = %d\n",
2205	mpVbvaMemory->indexRecordFirst, mpVbvaMemory->indexRecordFree,
2206	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2207	#endif /* DEBUG_sunlover_2 */
2208
2209	/* Quick check for "nothing to update" case. */
2210	if (mpVbvaMemory->indexRecordFirst == mpVbvaMemory->indexRecordFree)
2211	{
2212	return;
2213	}
2214
2215	/* Process the ring buffer */
2216	unsigned uScreenId;
2217
2218	/* Initialize dirty rectangles accumulator. */
2219	VBVADIRTYREGION rgn;
2220	vbvaRgnInit (&rgn, maFramebuffers, mcMonitors, this, mpDrv->pUpPort);
2221
2222	for (;;)
2223	{
2224	VBVACMDHDR *phdr = NULL;
2225	uint32_t cbCmd = ~0;
2226
2227	/* Fetch the command data. */
2228	if (!vbvaFetchCmd (&phdr, &cbCmd))
2229	{
2230	Log(("Display::VideoAccelFlush: unable to fetch command. off32Data = %d, off32Free = %d. Disabling VBVA!!!\n",
2231	mpVbvaMemory->off32Data, mpVbvaMemory->off32Free));
2232
2233	/* Disable VBVA on those processing errors. */
2234	videoAccelEnable (false, NULL);
2235
2236	break;
2237	}
2238
2239	if (cbCmd == uint32_t(~0))
2240	{
2241	/* No more commands yet in the queue. */
2242	break;
2243	}
2244
2245	if (cbCmd != 0)
2246	{
2247	#ifdef DEBUG_sunlover
2248	LogFlowFunc(("hdr: cbCmd = %d, x=%d, y=%d, w=%d, h=%d\n",
2249	cbCmd, phdr->x, phdr->y, phdr->w, phdr->h));
2250	#endif /* DEBUG_sunlover */
2251
2252	VBVACMDHDR hdrSaved = *phdr;
2253
2254	int x = phdr->x;
2255	int y = phdr->y;
2256	int w = phdr->w;
2257	int h = phdr->h;
2258
2259	uScreenId = mapCoordsToScreen(maFramebuffers, mcMonitors, &x, &y, &w, &h);
2260
2261	phdr->x = (int16_t)x;
2262	phdr->y = (int16_t)y;
2263	phdr->w = (uint16_t)w;
2264	phdr->h = (uint16_t)h;
2265
2266	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
2267
2268	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
2269	{
2270	/* Handle the command.
2271	*
2272	* Guest is responsible for updating the guest video memory.
2273	* The Windows guest does all drawing using Eng*.
2274	*
2275	* For local output, only dirty rectangle information is used
2276	* to update changed areas.
2277	*
2278	* Dirty rectangles are accumulated to exclude overlapping updates and
2279	* group small updates to a larger one.
2280	*/
2281
2282	/* Accumulate the update. */
2283	vbvaRgnDirtyRect (&rgn, uScreenId, phdr);
2284
2285	/* Forward the command to VRDP server. */
2286	mParent->consoleVRDPServer()->SendUpdate (uScreenId, phdr, cbCmd);
2287
2288	*phdr = hdrSaved;
2289	}
2290	}
2291
2292	vbvaReleaseCmd (phdr, cbCmd);
2293	}
2294
2295	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
2296	{
2297	if (maFramebuffers[uScreenId].u32ResizeStatus == ResizeStatus_Void)
2298	{
2299	/* Draw the framebuffer. */
2300	vbvaRgnUpdateFramebuffer (&rgn, uScreenId);
2301	}
2302	}
2303	}
2304
2305	int Display::videoAccelRefreshProcess(void)
2306	{
2307	int rc = VWRN_INVALID_STATE; /* Default is to do a display update in VGA device. */
2308
2309	vbvaLock();
2310
2311	if (ASMAtomicCmpXchgU32(&mfu32PendingVideoAccelDisable, false, true))
2312	{
2313	videoAccelEnable (false, NULL);
2314	}
2315	else if (mfPendingVideoAccelEnable)
2316	{
2317	/* Acceleration was enabled while machine was not yet running
2318	* due to restoring from saved state. Update entire display and
2319	* actually enable acceleration.
2320	*/
2321	Assert(mpPendingVbvaMemory);
2322
2323	/* Acceleration can not be yet enabled.*/
2324	Assert(mpVbvaMemory == NULL);
2325	Assert(!mfVideoAccelEnabled);
2326
2327	if (mfMachineRunning)
2328	{
2329	videoAccelEnable (mfPendingVideoAccelEnable,
2330	mpPendingVbvaMemory);
2331
2332	/* Reset the pending state. */
2333	mfPendingVideoAccelEnable = false;
2334	mpPendingVbvaMemory = NULL;
2335	}
2336
2337	rc = VINF_TRY_AGAIN;
2338	}
2339	else
2340	{
2341	Assert(mpPendingVbvaMemory == NULL);
2342
2343	if (mfVideoAccelEnabled)
2344	{
2345	Assert(mpVbvaMemory);
2346	videoAccelFlush ();
2347
2348	rc = VINF_SUCCESS; /* VBVA processed, no need to a display update. */
2349	}
2350	}
2351
2352	vbvaUnlock();
2353
2354	return rc;
2355	}
2356
2357	void Display::notifyPowerDown(void)
2358	{
2359	LogRelFlowFunc(("\n"));
2360
2361	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2362
2363	/* Source bitmaps are not available anymore. */
2364	mfSourceBitmapEnabled = false;
2365
2366	/* Resize all displays to tell framebuffers to forget current source bitmap. */
2367	unsigned uScreenId = mcMonitors;
2368	while (uScreenId > 0)
2369	{
2370	--uScreenId;
2371
2372	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
2373	if (!pFBInfo->fDisabled)
2374	{
2375	handleDisplayResize(uScreenId, 32,
2376	pFBInfo->pu8FramebufferVRAM,
2377	pFBInfo->u32LineSize,
2378	pFBInfo->w,
2379	pFBInfo->h,
2380	0);
2381	}
2382	}
2383	}
2384
2385	// IDisplay methods
2386	/////////////////////////////////////////////////////////////////////////////
2387	STDMETHODIMP Display::GetScreenResolution(ULONG aScreenId,
2388	ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
2389	LONG aXOrigin, LONG aYOrigin)
2390	{
2391	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
2392
2393	AutoCaller autoCaller(this);
2394	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2395
2396	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2397
2398	uint32_t u32Width = 0;
2399	uint32_t u32Height = 0;
2400	uint32_t u32BitsPerPixel = 0;
2401	int32_t xOrigin = 0;
2402	int32_t yOrigin = 0;
2403
2404	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2405	{
2406	if (mpDrv)
2407	{
2408	u32Width = mpDrv->IConnector.cx;
2409	u32Height = mpDrv->IConnector.cy;
2410	int rc = mpDrv->pUpPort->pfnQueryColorDepth(mpDrv->pUpPort, &u32BitsPerPixel);
2411	AssertRC(rc);
2412	}
2413	}
2414	else if (aScreenId < mcMonitors)
2415	{
2416	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2417	u32Width = pFBInfo->w;
2418	u32Height = pFBInfo->h;
2419	u32BitsPerPixel = pFBInfo->u16BitsPerPixel;
2420	xOrigin = pFBInfo->xOrigin;
2421	yOrigin = pFBInfo->yOrigin;
2422	}
2423	else
2424	{
2425	return E_INVALIDARG;
2426	}
2427
2428	if (aWidth)
2429	*aWidth = u32Width;
2430	if (aHeight)
2431	*aHeight = u32Height;
2432	if (aBitsPerPixel)
2433	*aBitsPerPixel = u32BitsPerPixel;
2434	if (aXOrigin)
2435	*aXOrigin = xOrigin;
2436	if (aYOrigin)
2437	*aYOrigin = yOrigin;
2438
2439	return S_OK;
2440	}
2441
2442	STDMETHODIMP Display::AttachFramebuffer(ULONG aScreenId,
2443	IFramebuffer *aFramebuffer)
2444	{
2445	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2446
2447	CheckComArgPointerValid(aFramebuffer);
2448
2449	AutoCaller autoCaller(this);
2450	if (FAILED(autoCaller.rc()))
2451	return autoCaller.rc();
2452
2453	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2454
2455	if (aScreenId >= mcMonitors)
2456	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
2457	aScreenId, mcMonitors);
2458
2459	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2460	if (!pFBInfo->pFramebuffer.isNull())
2461	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
2462	aScreenId);
2463
2464	pFBInfo->pFramebuffer = aFramebuffer;
2465
2466	/* The driver might not have been constructed yet */
2467	if (mpDrv)
2468	{
2469	/* Setup the new framebuffer. */
2470
2471	/* @todo generic code for all monitors. */
2472	if (pFBInfo->fVBVAEnabled && pFBInfo->pu8FramebufferVRAM)
2473	{
2474	/* This display in VBVA mode. Resize it to the last guest resolution,
2475	* if it has been reported.
2476	*/
2477	handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
2478	pFBInfo->pu8FramebufferVRAM,
2479	pFBInfo->u32LineSize,
2480	pFBInfo->w,
2481	pFBInfo->h,
2482	pFBInfo->flags);
2483	}
2484	else if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2485	{
2486	/* VGA device mode, only for the primary screen. */
2487	handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, mLastBitsPerPixel,
2488	mLastAddress,
2489	mLastBytesPerLine,
2490	mLastWidth,
2491	mLastHeight,
2492	mLastFlags);
2493	}
2494	}
2495
2496	alock.release();
2497
2498	Console::SafeVMPtrQuiet ptrVM(mParent);
2499	if (ptrVM.isOk())
2500	{
2501	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2502	BOOL fIs3DEnabled = FALSE;
2503	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
2504
2505	if (fIs3DEnabled)
2506	{
2507	VBOXCRCMDCTL_HGCM data;
2508	RT_ZERO(data);
2509	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2510	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
2511
2512	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2513	data.aParms[0].u.uint32 = aScreenId;
2514
2515	int vrc = crCtlSubmitSync(&data.Hdr, sizeof(data));
2516	AssertRC(vrc);
2517	}
2518	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
2519
2520	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::InvalidateAndUpdateEMT,
2521	3, this, aScreenId, false);
2522	}
2523
2524	LogRelFlowFunc(("Attached to %d\n", aScreenId));
2525	return S_OK;
2526	}
2527
2528	STDMETHODIMP Display::DetachFramebuffer(ULONG aScreenId)
2529	{
2530	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2531
2532	AutoCaller autoCaller(this);
2533	if (FAILED(autoCaller.rc()))
2534	return autoCaller.rc();
2535
2536	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2537
2538	if (aScreenId >= mcMonitors)
2539	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
2540	aScreenId, mcMonitors);
2541
2542	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2543
2544	pFBInfo->pFramebuffer.setNull();
2545
2546	return S_OK;
2547	}
2548
2549	STDMETHODIMP Display::QueryFramebuffer(ULONG aScreenId,
2550	IFramebuffer **aFramebuffer)
2551	{
2552	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2553
2554	CheckComArgOutPointerValid(aFramebuffer);
2555
2556	AutoCaller autoCaller(this);
2557	if (FAILED(autoCaller.rc()))
2558	return autoCaller.rc();
2559
2560	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2561
2562	if (aScreenId >= mcMonitors)
2563	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
2564	aScreenId, mcMonitors);
2565
2566	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2567
2568	*aFramebuffer = pFBInfo->pFramebuffer;
2569	if (!pFBInfo->pFramebuffer.isNull())
2570	pFBInfo->pFramebuffer->AddRef();
2571
2572	return S_OK;
2573	}
2574
2575	STDMETHODIMP Display::SetVideoModeHint(ULONG aDisplay, BOOL aEnabled,
2576	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
2577	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
2578	{
2579	AutoCaller autoCaller(this);
2580	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2581
2582	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2583
2584	CHECK_CONSOLE_DRV(mpDrv);
2585
2586	/*
2587	* Do some rough checks for valid input.
2588	*/
2589	ULONG width = aWidth;
2590	if (!width)
2591	width = mpDrv->IConnector.cx;
2592	ULONG height = aHeight;
2593	if (!height)
2594	height = mpDrv->IConnector.cy;
2595	ULONG bpp = aBitsPerPixel;
2596	if (!bpp)
2597	{
2598	uint32_t cBits = 0;
2599	int rc = mpDrv->pUpPort->pfnQueryColorDepth(mpDrv->pUpPort, &cBits);
2600	AssertRC(rc);
2601	bpp = cBits;
2602	}
2603	ULONG cMonitors;
2604	mParent->machine()->COMGETTER(MonitorCount)(&cMonitors);
2605	if (cMonitors == 0 && aDisplay > 0)
2606	return E_INVALIDARG;
2607	if (aDisplay >= cMonitors)
2608	return E_INVALIDARG;
2609
2610	/*
2611	* sunlover 20070614: It is up to the guest to decide whether the hint is
2612	* valid. Therefore don't do any VRAM sanity checks here!
2613	*/
2614
2615	/* Have to release the lock because the pfnRequestDisplayChange
2616	* will call EMT. */
2617	alock.release();
2618
2619	VMMDev *pVMMDev = mParent->getVMMDev();
2620	if (pVMMDev)
2621	{
2622	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2623	if (pVMMDevPort)
2624	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
2625	aDisplay, aOriginX, aOriginY,
2626	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
2627	}
2628	return S_OK;
2629	}
2630
2631	STDMETHODIMP Display::SetSeamlessMode (BOOL enabled)
2632	{
2633	AutoCaller autoCaller(this);
2634	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2635
2636	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2637
2638	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2639	alock.release();
2640
2641	VMMDev *pVMMDev = mParent->getVMMDev();
2642	if (pVMMDev)
2643	{
2644	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2645	if (pVMMDevPort)
2646	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2647	}
2648
2649	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2650	if (!enabled)
2651	{
2652	BOOL is3denabled = FALSE;
2653
2654	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2655
2656	VMMDev *vmmDev = mParent->getVMMDev();
2657	if (is3denabled && vmmDev)
2658	{
2659	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof (VBOXCRCMDCTL_HGCM));
2660	if (!pData)
2661	{
2662	AssertMsgFailed(("RTMemAlloc failed\n"));
2663	return VERR_NO_MEMORY;
2664	}
2665
2666	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2667	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2668
2669	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2670	pData->aParms[0].u.pointer.addr = NULL;
2671	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2672
2673	int rc = crCtlSubmit(&pData->Hdr, sizeof (*pData), displayCrCmdFree, pData);
2674	if (!RT_SUCCESS(rc))
2675	{
2676	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
2677	RTMemFree(pData);
2678	}
2679	}
2680	}
2681	#endif
2682	return S_OK;
2683	}
2684
2685	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2686	BOOL Display::displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pu8Data,
2687	uint32_t u32Width, uint32_t u32Height)
2688	{
2689	BOOL is3denabled;
2690	pDisplay->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2691	if (is3denabled && pDisplay->mCrOglCallbacks.pfnHasData())
2692	{
2693	VMMDev *pVMMDev = pDisplay->mParent->getVMMDev();
2694	if (pVMMDev)
2695	{
2696	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT)RTMemAlloc(sizeof (*pScreenshot));
2697	if (pScreenshot)
2698	{
2699	/* screen id or CRSCREEN_ALL to specify all enabled */
2700	pScreenshot->u32Screen = aScreenId;
2701	pScreenshot->u32Width = u32Width;
2702	pScreenshot->u32Height = u32Height;
2703	pScreenshot->u32Pitch = u32Width * 4;
2704	pScreenshot->pvBuffer = pu8Data;
2705	pScreenshot->pvContext = NULL;
2706	pScreenshot->pfnScreenshotBegin = NULL;
2707	pScreenshot->pfnScreenshotPerform = NULL;
2708	pScreenshot->pfnScreenshotEnd = NULL;
2709
2710	VBOXCRCMDCTL_HGCM data;
2711	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2712	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2713
2714	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2715	data.aParms[0].u.pointer.addr = pScreenshot;
2716	data.aParms[0].u.pointer.size = sizeof (*pScreenshot);
2717
2718	int rc = pDisplay->crCtlSubmitSync(&data.Hdr, sizeof (data));
2719
2720	RTMemFree(pScreenshot);
2721
2722	if (RT_SUCCESS(rc))
2723	return TRUE;
2724	else
2725	{
2726	AssertMsgFailed(("failed to get screenshot data from crOgl %d\n", rc));
2727	/* fall back to the non-3d mechanism */
2728	}
2729	}
2730	}
2731	}
2732	return FALSE;
2733	}
2734	#endif
2735
2736	int Display::displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppu8Data, size_t pcbData,
2737	uint32_t pu32Width, uint32_t pu32Height)
2738	{
2739	int rc;
2740	pDisplay->vbvaLock();
2741	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2742	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2743	{
2744	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppu8Data, pcbData, pu32Width, pu32Height);
2745	}
2746	else if (aScreenId < pDisplay->mcMonitors)
2747	{
2748	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2749
2750	uint32_t width = pFBInfo->w;
2751	uint32_t height = pFBInfo->h;
2752
2753	/* Allocate 32 bit per pixel bitmap. */
2754	size_t cbRequired = width * 4 * height;
2755
2756	if (cbRequired)
2757	{
2758	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbRequired);
2759
2760	if (pu8Data == NULL)
2761	{
2762	rc = VERR_NO_MEMORY;
2763	}
2764	else
2765	{
2766	/* Copy guest VRAM to the allocated 32bpp buffer. */
2767	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2768	int32_t xSrc = 0;
2769	int32_t ySrc = 0;
2770	uint32_t u32SrcWidth = width;
2771	uint32_t u32SrcHeight = height;
2772	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2773	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2774
2775	uint8_t *pu8Dst = pu8Data;
2776	int32_t xDst = 0;
2777	int32_t yDst = 0;
2778	uint32_t u32DstWidth = u32SrcWidth;
2779	uint32_t u32DstHeight = u32SrcHeight;
2780	uint32_t u32DstLineSize = u32DstWidth * 4;
2781	uint32_t u32DstBitsPerPixel = 32;
2782
2783	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2784	width, height,
2785	pu8Src,
2786	xSrc, ySrc,
2787	u32SrcWidth, u32SrcHeight,
2788	u32SrcLineSize, u32SrcBitsPerPixel,
2789	pu8Dst,
2790	xDst, yDst,
2791	u32DstWidth, u32DstHeight,
2792	u32DstLineSize, u32DstBitsPerPixel);
2793	if (RT_SUCCESS(rc))
2794	{
2795	*ppu8Data = pu8Data;
2796	*pcbData = cbRequired;
2797	*pu32Width = width;
2798	*pu32Height = height;
2799	}
2800	else
2801	{
2802	RTMemFree(pu8Data);
2803
2804	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2805	if ( rc == VERR_INVALID_STATE
2806	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2807	{
2808	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort,
2809	ppu8Data, pcbData, pu32Width, pu32Height);
2810	}
2811	}
2812	}
2813	}
2814	else
2815	{
2816	/* No image. */
2817	*ppu8Data = NULL;
2818	*pcbData = 0;
2819	*pu32Width = 0;
2820	*pu32Height = 0;
2821	rc = VINF_SUCCESS;
2822	}
2823	}
2824	else
2825	{
2826	rc = VERR_INVALID_PARAMETER;
2827	}
2828	pDisplay->vbvaUnlock();
2829	return rc;
2830	}
2831
2832	static int displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2833	BYTE *address, ULONG width, ULONG height)
2834	{
2835	uint8_t *pu8Data = NULL;
2836	size_t cbData = 0;
2837	uint32_t cx = 0;
2838	uint32_t cy = 0;
2839	int vrc = VINF_SUCCESS;
2840
2841	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2842	if (Display::displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t*)address, width, height))
2843	return VINF_SUCCESS;
2844	#endif
2845
2846	int cRetries = 5;
2847
2848	while (cRetries-- > 0)
2849	{
2850	/* Note! Not sure if the priority call is such a good idea here, but
2851	it would be nice to have an accurate screenshot for the bug
2852	report if the VM deadlocks. */
2853	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::displayTakeScreenshotEMT, 6,
2854	pDisplay, aScreenId, &pu8Data, &cbData, &cx, &cy);
2855	if (vrc != VERR_TRY_AGAIN)
2856	{
2857	break;
2858	}
2859
2860	RTThreadSleep(10);
2861	}
2862
2863	if (RT_SUCCESS(vrc) && pu8Data)
2864	{
2865	if (cx == width && cy == height)
2866	{
2867	/* No scaling required. */
2868	memcpy(address, pu8Data, cbData);
2869	}
2870	else
2871	{
2872	/* Scale. */
2873	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2874
2875	uint8_t *dst = address;
2876	uint8_t *src = pu8Data;
2877	int dstW = width;
2878	int dstH = height;
2879	int srcW = cx;
2880	int srcH = cy;
2881	int iDeltaLine = cx * 4;
2882
2883	BitmapScale32(dst,
2884	dstW, dstH,
2885	src,
2886	iDeltaLine,
2887	srcW, srcH);
2888	}
2889
2890	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2891	{
2892	/* This can be called from any thread. */
2893	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pu8Data);
2894	}
2895	else
2896	{
2897	RTMemFree(pu8Data);
2898	}
2899	}
2900
2901	return vrc;
2902	}
2903
2904	STDMETHODIMP Display::TakeScreenShot(ULONG aScreenId, BYTE *address, ULONG width, ULONG height)
2905	{
2906	/// @todo (r=dmik) this function may take too long to complete if the VM
2907	// is doing something like saving state right now. Which, in case if it
2908	// is called on the GUI thread, will make it unresponsive. We should
2909	// check the machine state here (by enclosing the check and VMRequCall
2910	// within the Console lock to make it atomic).
2911
2912	LogRelFlowFunc(("address=%p, width=%d, height=%d\n",
2913	address, width, height));
2914
2915	CheckComArgNotNull(address);
2916	CheckComArgExpr(width, width != 0);
2917	CheckComArgExpr(height, height != 0);
2918
2919	/* Do not allow too large screenshots. This also filters out negative
2920	* values passed as either 'width' or 'height'.
2921	*/
2922	CheckComArgExpr(width, width <= 32767);
2923	CheckComArgExpr(height, height <= 32767);
2924
2925	AutoCaller autoCaller(this);
2926	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2927
2928	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2929
2930	if (!mpDrv)
2931	return E_FAIL;
2932
2933	Console::SafeVMPtr ptrVM(mParent);
2934	if (!ptrVM.isOk())
2935	return ptrVM.rc();
2936
2937	HRESULT rc = S_OK;
2938
2939	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
2940
2941	/* Release lock because other thread (EMT) is called and it may initiate a resize
2942	* which also needs lock.
2943	*
2944	* This method does not need the lock anymore.
2945	*/
2946	alock.release();
2947
2948	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, address, width, height);
2949
2950	if (vrc == VERR_NOT_IMPLEMENTED)
2951	rc = setError(E_NOTIMPL,
2952	tr("This feature is not implemented"));
2953	else if (vrc == VERR_TRY_AGAIN)
2954	rc = setError(E_UNEXPECTED,
2955	tr("This feature is not available at this time"));
2956	else if (RT_FAILURE(vrc))
2957	rc = setError(VBOX_E_IPRT_ERROR,
2958	tr("Could not take a screenshot (%Rrc)"), vrc);
2959
2960	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2961	return rc;
2962	}
2963
2964	STDMETHODIMP Display::TakeScreenShotToArray(ULONG aScreenId, ULONG width, ULONG height,
2965	ComSafeArrayOut(BYTE, aScreenData))
2966	{
2967	LogRelFlowFunc(("width=%d, height=%d\n", width, height));
2968
2969	CheckComArgOutSafeArrayPointerValid(aScreenData);
2970	CheckComArgExpr(width, width != 0);
2971	CheckComArgExpr(height, height != 0);
2972
2973	/* Do not allow too large screenshots. This also filters out negative
2974	* values passed as either 'width' or 'height'.
2975	*/
2976	CheckComArgExpr(width, width <= 32767);
2977	CheckComArgExpr(height, height <= 32767);
2978
2979	AutoCaller autoCaller(this);
2980	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2981
2982	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2983
2984	if (!mpDrv)
2985	return E_FAIL;
2986
2987	Console::SafeVMPtr ptrVM(mParent);
2988	if (!ptrVM.isOk())
2989	return ptrVM.rc();
2990
2991	HRESULT rc = S_OK;
2992
2993	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
2994
2995	/* Release lock because other thread (EMT) is called and it may initiate a resize
2996	* which also needs lock.
2997	*
2998	* This method does not need the lock anymore.
2999	*/
3000	alock.release();
3001
3002	size_t cbData = width * 4 * height;
3003	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbData);
3004
3005	if (!pu8Data)
3006	return E_OUTOFMEMORY;
3007
3008	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, pu8Data, width, height);
3009
3010	if (RT_SUCCESS(vrc))
3011	{
3012	/* Convert pixels to format expected by the API caller: [0] R, [1] G, [2] B, [3] A. */
3013	uint8_t *pu8 = pu8Data;
3014	unsigned cPixels = width * height;
3015	while (cPixels)
3016	{
3017	uint8_t u8 = pu8[0];
3018	pu8[0] = pu8[2];
3019	pu8[2] = u8;
3020	pu8[3] = 0xff;
3021	cPixels--;
3022	pu8 += 4;
3023	}
3024
3025	com::SafeArray<BYTE> screenData(cbData);
3026	screenData.initFrom(pu8Data, cbData);
3027	screenData.detachTo(ComSafeArrayOutArg(aScreenData));
3028	}
3029	else if (vrc == VERR_NOT_IMPLEMENTED)
3030	rc = setError(E_NOTIMPL,
3031	tr("This feature is not implemented"));
3032	else
3033	rc = setError(VBOX_E_IPRT_ERROR,
3034	tr("Could not take a screenshot (%Rrc)"), vrc);
3035
3036	RTMemFree(pu8Data);
3037
3038	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3039	return rc;
3040	}
3041
3042	STDMETHODIMP Display::TakeScreenShotPNGToArray(ULONG aScreenId, ULONG width, ULONG height,
3043	ComSafeArrayOut(BYTE, aScreenData))
3044	{
3045	LogRelFlowFunc(("width=%d, height=%d\n", width, height));
3046
3047	CheckComArgOutSafeArrayPointerValid(aScreenData);
3048	CheckComArgExpr(width, width != 0);
3049	CheckComArgExpr(height, height != 0);
3050
3051	/* Do not allow too large screenshots. This also filters out negative
3052	* values passed as either 'width' or 'height'.
3053	*/
3054	CheckComArgExpr(width, width <= 32767);
3055	CheckComArgExpr(height, height <= 32767);
3056
3057	AutoCaller autoCaller(this);
3058	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3059
3060	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3061
3062	CHECK_CONSOLE_DRV(mpDrv);
3063
3064	Console::SafeVMPtr ptrVM(mParent);
3065	if (!ptrVM.isOk())
3066	return ptrVM.rc();
3067
3068	HRESULT rc = S_OK;
3069
3070	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
3071
3072	/* Release lock because other thread (EMT) is called and it may initiate a resize
3073	* which also needs lock.
3074	*
3075	* This method does not need the lock anymore.
3076	*/
3077	alock.release();
3078
3079	size_t cbData = width * 4 * height;
3080	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbData);
3081
3082	if (!pu8Data)
3083	return E_OUTOFMEMORY;
3084
3085	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, pu8Data, width, height);
3086
3087	if (RT_SUCCESS(vrc))
3088	{
3089	uint8_t *pu8PNG = NULL;
3090	uint32_t cbPNG = 0;
3091	uint32_t cxPNG = 0;
3092	uint32_t cyPNG = 0;
3093
3094	vrc = DisplayMakePNG(pu8Data, width, height, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
3095	if (RT_SUCCESS(vrc))
3096	{
3097	com::SafeArray<BYTE> screenData(cbPNG);
3098	screenData.initFrom(pu8PNG, cbPNG);
3099	if (pu8PNG)
3100	RTMemFree(pu8PNG);
3101
3102	screenData.detachTo(ComSafeArrayOutArg(aScreenData));
3103	}
3104	else
3105	{
3106	if (pu8PNG)
3107	RTMemFree(pu8PNG);
3108	rc = setError(VBOX_E_IPRT_ERROR,
3109	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
3110	}
3111	}
3112	else if (vrc == VERR_NOT_IMPLEMENTED)
3113	rc = setError(E_NOTIMPL,
3114	tr("This feature is not implemented"));
3115	else
3116	rc = setError(VBOX_E_IPRT_ERROR,
3117	tr("Could not take a screenshot (%Rrc)"), vrc);
3118
3119	RTMemFree(pu8Data);
3120
3121	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3122	return rc;
3123	}
3124
3125	int Display::VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
3126	{
3127	#ifdef VBOX_WITH_VPX
3128	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
3129	for (unsigned i = 0; i < Screens.size(); i++)
3130	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
3131	return VINF_SUCCESS;
3132	#else
3133	return VERR_NOT_IMPLEMENTED;
3134	#endif
3135	}
3136
3137	/**
3138	* Start video capturing. Does nothing if capturing is already active.
3139	*/
3140	int Display::VideoCaptureStart()
3141	{
3142	#ifdef VBOX_WITH_VPX
3143	if (VideoRecIsEnabled(mpVideoRecCtx))
3144	return VINF_SUCCESS;
3145
3146	int rc = VideoRecContextCreate(&mpVideoRecCtx, mcMonitors);
3147	if (RT_FAILURE(rc))
3148	{
3149	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
3150	return rc;
3151	}
3152	ComPtr<IMachine> pMachine = mParent->machine();
3153	com::SafeArray<BOOL> screens;
3154	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
3155	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3156	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
3157	maVideoRecEnabled[i] = i < screens.size() && screens[i];
3158	ULONG ulWidth;
3159	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
3160	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3161	ULONG ulHeight;
3162	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
3163	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3164	ULONG ulRate;
3165	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
3166	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3167	ULONG ulFPS;
3168	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
3169	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3170	BSTR strFile;
3171	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
3172	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3173	RTTIMESPEC ts;
3174	RTTimeNow(&ts);
3175	RTTIME time;
3176	RTTimeExplode(&time, &ts);
3177	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
3178	{
3179	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
3180	char *pszSuff = RTPathSuffix(pszAbsPath);
3181	if (pszSuff)
3182	pszSuff = RTStrDup(pszSuff);
3183	RTPathStripSuffix(pszAbsPath);
3184	if (!pszAbsPath)
3185	rc = VERR_INVALID_PARAMETER;
3186	if (!pszSuff)
3187	pszSuff = RTStrDup(".webm");
3188	char *pszName = NULL;
3189	if (RT_SUCCESS(rc))
3190	{
3191	if (mcMonitors > 1)
3192	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
3193	else
3194	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
3195	}
3196	if (RT_SUCCESS(rc))
3197	{
3198	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
3199	pszName, ulWidth, ulHeight, ulRate, ulFPS);
3200	if (rc == VERR_ALREADY_EXISTS)
3201	{
3202	RTStrFree(pszName);
3203	pszName = NULL;
3204
3205	if (mcMonitors > 1)
3206	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
3207	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
3208	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
3209	uScreen+1, pszSuff);
3210	else
3211	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
3212	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
3213	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
3214	pszSuff);
3215	if (RT_SUCCESS(rc))
3216	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
3217	pszName, ulWidth, ulHeight, ulRate, ulFPS);
3218	}
3219	}
3220
3221	if (RT_SUCCESS(rc))
3222	LogRel(("WebM/VP8 video recording screen #%u with %ux%u @ %u kbps, %u fps to '%s' enabled.\n",
3223	uScreen, ulWidth, ulHeight, ulRate, ulFPS, pszName));
3224	else
3225	LogRel(("Failed to initialize video recording context #%u (%Rrc)!\n", uScreen, rc));
3226	RTStrFree(pszName);
3227	RTStrFree(pszSuff);
3228	RTStrFree(pszAbsPath);
3229	}
3230	return rc;
3231	#else
3232	return VERR_NOT_IMPLEMENTED;
3233	#endif
3234	}
3235
3236	/**
3237	* Stop video capturing. Does nothing if video capturing is not active.
3238	*/
3239	void Display::VideoCaptureStop()
3240	{
3241	#ifdef VBOX_WITH_VPX
3242	if (VideoRecIsEnabled(mpVideoRecCtx))
3243	LogRel(("WebM/VP8 video recording stopped.\n"));
3244	VideoRecContextClose(mpVideoRecCtx);
3245	mpVideoRecCtx = NULL;
3246	#endif
3247	}
3248
3249	int Display::drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
3250	ULONG x, ULONG y, ULONG width, ULONG height)
3251	{
3252	int rc = VINF_SUCCESS;
3253	pDisplay->vbvaLock();
3254
3255	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
3256
3257	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3258	{
3259	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3260	{
3261	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
3262	}
3263	}
3264	else if (aScreenId < pDisplay->mcMonitors)
3265	{
3266	/* Copy the bitmap to the guest VRAM. */
3267	const uint8_t *pu8Src = address;
3268	int32_t xSrc = 0;
3269	int32_t ySrc = 0;
3270	uint32_t u32SrcWidth = width;
3271	uint32_t u32SrcHeight = height;
3272	uint32_t u32SrcLineSize = width * 4;
3273	uint32_t u32SrcBitsPerPixel = 32;
3274
3275	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
3276	int32_t xDst = x;
3277	int32_t yDst = y;
3278	uint32_t u32DstWidth = pFBInfo->w;
3279	uint32_t u32DstHeight = pFBInfo->h;
3280	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
3281	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
3282
3283	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3284	width, height,
3285	pu8Src,
3286	xSrc, ySrc,
3287	u32SrcWidth, u32SrcHeight,
3288	u32SrcLineSize, u32SrcBitsPerPixel,
3289	pu8Dst,
3290	xDst, yDst,
3291	u32DstWidth, u32DstHeight,
3292	u32DstLineSize, u32DstBitsPerPixel);
3293	if (RT_SUCCESS(rc))
3294	{
3295	if (!pFBInfo->pSourceBitmap.isNull())
3296	{
3297	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
3298	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
3299	*/
3300	if ( pFBInfo->fDefaultFormat
3301	&& !pFBInfo->fDisabled)
3302	{
3303	BYTE *pAddress = NULL;
3304	ULONG ulWidth = 0;
3305	ULONG ulHeight = 0;
3306	ULONG ulBitsPerPixel = 0;
3307	ULONG ulBytesPerLine = 0;
3308	ULONG ulPixelFormat = 0;
3309
3310	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3311	&ulWidth,
3312	&ulHeight,
3313	&ulBitsPerPixel,
3314	&ulBytesPerLine,
3315	&ulPixelFormat);
3316	if (SUCCEEDED(hrc))
3317	{
3318	pu8Src = pFBInfo->pu8FramebufferVRAM;
3319	xSrc = x;
3320	ySrc = y;
3321	u32SrcWidth = pFBInfo->w;
3322	u32SrcHeight = pFBInfo->h;
3323	u32SrcLineSize = pFBInfo->u32LineSize;
3324	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3325
3326	/* Default format is 32 bpp. */
3327	pu8Dst = pAddress;
3328	xDst = xSrc;
3329	yDst = ySrc;
3330	u32DstWidth = u32SrcWidth;
3331	u32DstHeight = u32SrcHeight;
3332	u32DstLineSize = u32DstWidth * 4;
3333	u32DstBitsPerPixel = 32;
3334
3335	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3336	width, height,
3337	pu8Src,
3338	xSrc, ySrc,
3339	u32SrcWidth, u32SrcHeight,
3340	u32SrcLineSize, u32SrcBitsPerPixel,
3341	pu8Dst,
3342	xDst, yDst,
3343	u32DstWidth, u32DstHeight,
3344	u32DstLineSize, u32DstBitsPerPixel);
3345	}
3346	}
3347	}
3348
3349	pDisplay->handleDisplayUpdate(aScreenId, x, y, width, height);
3350	}
3351	}
3352	else
3353	{
3354	rc = VERR_INVALID_PARAMETER;
3355	}
3356
3357	if ( RT_SUCCESS(rc)
3358	&& pDisplay->maFramebuffers[aScreenId].u32ResizeStatus == ResizeStatus_Void)
3359	pDisplay->mParent->consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
3360
3361	pDisplay->vbvaUnlock();
3362	return rc;
3363	}
3364
3365	STDMETHODIMP Display::DrawToScreen(ULONG aScreenId, BYTE *address,
3366	ULONG x, ULONG y, ULONG width, ULONG height)
3367	{
3368	/// @todo (r=dmik) this function may take too long to complete if the VM
3369	// is doing something like saving state right now. Which, in case if it
3370	// is called on the GUI thread, will make it unresponsive. We should
3371	// check the machine state here (by enclosing the check and VMRequCall
3372	// within the Console lock to make it atomic).
3373
3374	LogRelFlowFunc(("address=%p, x=%d, y=%d, width=%d, height=%d\n",
3375	(void *)address, x, y, width, height));
3376
3377	CheckComArgNotNull(address);
3378	CheckComArgExpr(width, width != 0);
3379	CheckComArgExpr(height, height != 0);
3380
3381	AutoCaller autoCaller(this);
3382	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3383
3384	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3385
3386	CHECK_CONSOLE_DRV(mpDrv);
3387
3388	Console::SafeVMPtr ptrVM(mParent);
3389	if (!ptrVM.isOk())
3390	return ptrVM.rc();
3391
3392	/* Release lock because the call scheduled on EMT may also try to take it. */
3393	alock.release();
3394
3395	/*
3396	* Again we're lazy and make the graphics device do all the
3397	* dirty conversion work.
3398	*/
3399	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::drawToScreenEMT, 7,
3400	this, aScreenId, address, x, y, width, height);
3401
3402	/*
3403	* If the function returns not supported, we'll have to do all the
3404	* work ourselves using the framebuffer.
3405	*/
3406	HRESULT rc = S_OK;
3407	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
3408	{
3409	/** @todo implement generic fallback for screen blitting. */
3410	rc = E_NOTIMPL;
3411	}
3412	else if (RT_FAILURE(rcVBox))
3413	rc = setError(VBOX_E_IPRT_ERROR,
3414	tr("Could not draw to the screen (%Rrc)"), rcVBox);
3415	//@todo
3416	// else
3417	// {
3418	// /* All ok. Redraw the screen. */
3419	// handleDisplayUpdate (x, y, width, height);
3420	// }
3421
3422	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3423	return rc;
3424	}
3425
3426	void Display::InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
3427	{
3428	pDisplay->vbvaLock();
3429	unsigned uScreenId;
3430	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
3431	{
3432	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3433
3434	if ( !pFBInfo->fVBVAEnabled
3435	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3436	{
3437	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort);
3438	}
3439	else
3440	{
3441	if ( !pFBInfo->fDisabled
3442	&& pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3443	{
3444	/* Render complete VRAM screen to the framebuffer.
3445	* When framebuffer uses VRAM directly, just notify it to update.
3446	*/
3447	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
3448	{
3449	BYTE *pAddress = NULL;
3450	ULONG ulWidth = 0;
3451	ULONG ulHeight = 0;
3452	ULONG ulBitsPerPixel = 0;
3453	ULONG ulBytesPerLine = 0;
3454	ULONG ulPixelFormat = 0;
3455
3456	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3457	&ulWidth,
3458	&ulHeight,
3459	&ulBitsPerPixel,
3460	&ulBytesPerLine,
3461	&ulPixelFormat);
3462	if (SUCCEEDED(hrc))
3463	{
3464	uint32_t width = pFBInfo->w;
3465	uint32_t height = pFBInfo->h;
3466
3467	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3468	int32_t xSrc = 0;
3469	int32_t ySrc = 0;
3470	uint32_t u32SrcWidth = pFBInfo->w;
3471	uint32_t u32SrcHeight = pFBInfo->h;
3472	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3473	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3474
3475	/* Default format is 32 bpp. */
3476	uint8_t *pu8Dst = pAddress;
3477	int32_t xDst = xSrc;
3478	int32_t yDst = ySrc;
3479	uint32_t u32DstWidth = u32SrcWidth;
3480	uint32_t u32DstHeight = u32SrcHeight;
3481	uint32_t u32DstLineSize = u32DstWidth * 4;
3482	uint32_t u32DstBitsPerPixel = 32;
3483
3484	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
3485	* implies resize of Framebuffer is in progress and
3486	* copyrect should not be called.
3487	*/
3488	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
3489	{
3490
3491	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3492	width, height,
3493	pu8Src,
3494	xSrc, ySrc,
3495	u32SrcWidth, u32SrcHeight,
3496	u32SrcLineSize, u32SrcBitsPerPixel,
3497	pu8Dst,
3498	xDst, yDst,
3499	u32DstWidth, u32DstHeight,
3500	u32DstLineSize, u32DstBitsPerPixel);
3501	}
3502	}
3503	}
3504
3505	pDisplay->handleDisplayUpdate (uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
3506	}
3507	}
3508	if (!fUpdateAll)
3509	break;
3510	}
3511	pDisplay->vbvaUnlock();
3512	}
3513
3514	/**
3515	* Does a full invalidation of the VM display and instructs the VM
3516	* to update it immediately.
3517	*
3518	* @returns COM status code
3519	*/
3520	STDMETHODIMP Display::InvalidateAndUpdate()
3521	{
3522	LogRelFlowFunc(("\n"));
3523
3524	AutoCaller autoCaller(this);
3525	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3526
3527	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3528
3529	CHECK_CONSOLE_DRV(mpDrv);
3530
3531	Console::SafeVMPtr ptrVM(mParent);
3532	if (!ptrVM.isOk())
3533	return ptrVM.rc();
3534
3535	HRESULT rc = S_OK;
3536
3537	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
3538
3539	/* Have to release the lock when calling EMT. */
3540	alock.release();
3541
3542	/* pdm.h says that this has to be called from the EMT thread */
3543	int rcVBox = VMR3ReqCallVoidWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::InvalidateAndUpdateEMT,
3544	3, this, 0, true);
3545	alock.acquire();
3546
3547	if (RT_FAILURE(rcVBox))
3548	rc = setError(VBOX_E_IPRT_ERROR,
3549	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
3550
3551	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3552	return rc;
3553	}
3554
3555	STDMETHODIMP Display::CompleteVHWACommand(BYTE *pCommand)
3556	{
3557	#ifdef VBOX_WITH_VIDEOHWACCEL
3558	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)pCommand);
3559	return S_OK;
3560	#else
3561	return E_NOTIMPL;
3562	#endif
3563	}
3564
3565	STDMETHODIMP Display::ViewportChanged(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3566	{
3567	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3568
3569	if (mcMonitors <= aScreenId)
3570	{
3571	AssertMsgFailed(("invalid screen id\n"));
3572	return E_INVALIDARG;
3573	}
3574
3575	BOOL is3denabled;
3576	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3577
3578	if (is3denabled)
3579	{
3580	int rc = crViewportNotify(aScreenId, x, y, width, height);
3581	if (RT_FAILURE(rc))
3582	{
3583	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3584	pFb->pendingViewportInfo.fPending = true;
3585	pFb->pendingViewportInfo.x = x;
3586	pFb->pendingViewportInfo.y = y;
3587	pFb->pendingViewportInfo.width = width;
3588	pFb->pendingViewportInfo.height = height;
3589	}
3590	}
3591	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3592	return S_OK;
3593	}
3594
3595	STDMETHODIMP Display::QuerySourceBitmap(ULONG aScreenId,
3596	IDisplaySourceBitmap **aDisplaySourceBitmap)
3597	{
3598	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3599
3600	AutoCaller autoCaller(this);
3601	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3602
3603	Console::SafeVMPtr ptrVM(mParent);
3604	if (!ptrVM.isOk())
3605	return ptrVM.rc();
3606
3607	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3608
3609	if (aScreenId >= mcMonitors)
3610	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3611	aScreenId, mcMonitors);
3612
3613	HRESULT hr = querySourceBitmap(aScreenId, aDisplaySourceBitmap);
3614
3615	alock.release();
3616
3617	LogRelFlowFunc(("%Rhrc\n", hr));
3618	return hr;
3619	}
3620
3621	// private methods
3622	/////////////////////////////////////////////////////////////////////////////
3623
3624	HRESULT Display::querySourceBitmap(ULONG aScreenId,
3625	IDisplaySourceBitmap **ppDisplaySourceBitmap)
3626	{
3627	HRESULT hr = S_OK;
3628
3629	if (!mfSourceBitmapEnabled)
3630	{
3631	*ppDisplaySourceBitmap = NULL;
3632	return E_FAIL;
3633	}
3634
3635	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3636	if (pFBInfo->pSourceBitmap.isNull())
3637	{
3638	/* Create a new object. */
3639	ComObjPtr<DisplaySourceBitmap> obj;
3640	hr = obj.createObject();
3641	if (SUCCEEDED(hr))
3642	{
3643	hr = obj->init(this, aScreenId, pFBInfo);
3644	}
3645
3646	if (SUCCEEDED(hr))
3647	{
3648	pFBInfo->pSourceBitmap = obj;
3649
3650	/* Whether VRAM must be copied to the internal buffer. */
3651	pFBInfo->fDefaultFormat = !obj->usesVRAM();
3652
3653	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3654	{
3655	/* Start buffer updates. */
3656	BYTE *pAddress = NULL;
3657	ULONG ulWidth = 0;
3658	ULONG ulHeight = 0;
3659	ULONG ulBitsPerPixel = 0;
3660	ULONG ulBytesPerLine = 0;
3661	ULONG ulPixelFormat = 0;
3662
3663	obj->QueryBitmapInfo(&pAddress,
3664	&ulWidth,
3665	&ulHeight,
3666	&ulBitsPerPixel,
3667	&ulBytesPerLine,
3668	&ulPixelFormat);
3669
3670	mpDrv->IConnector.pu8Data = pAddress;
3671	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3672	mpDrv->IConnector.cBits = ulBitsPerPixel;
3673	mpDrv->IConnector.cx = ulWidth;
3674	mpDrv->IConnector.cy = ulHeight;
3675
3676	if (pFBInfo->fDefaultFormat)
3677	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3678	}
3679
3680	if (pFBInfo->fDefaultFormat)
3681	{
3682	/* @todo make sure that the bitmap contains the latest image? */
3683	}
3684	}
3685	}
3686
3687	if (SUCCEEDED(hr))
3688	{
3689	pFBInfo->pSourceBitmap->AddRef();
3690	*ppDisplaySourceBitmap = pFBInfo->pSourceBitmap;
3691	}
3692
3693	return hr;
3694	}
3695
3696	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3697	int Display::crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3698	{
3699	VMMDev *pVMMDev = mParent->getVMMDev();
3700	if (!pVMMDev)
3701	return VERR_INVALID_STATE;
3702
3703	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3704	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)alloca(cbData);
3705
3706	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3707	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3708
3709	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3710	pData->aParms[0].u.uint32 = aScreenId;
3711
3712	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3713	pData->aParms[1].u.uint32 = x;
3714
3715	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3716	pData->aParms[2].u.uint32 = y;
3717
3718	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3719	pData->aParms[3].u.uint32 = width;
3720
3721	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3722	pData->aParms[4].u.uint32 = height;
3723
3724	return crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, cbData);
3725	}
3726	#endif
3727
3728	#ifdef VBOX_WITH_CRHGSMI
3729	void Display::setupCrHgsmiData(void)
3730	{
3731	VMMDev *pVMMDev = mParent->getVMMDev();
3732	Assert(pVMMDev);
3733	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3734	AssertRC(rc);
3735
3736	if (pVMMDev)
3737	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3738	else
3739	rc = VERR_GENERAL_FAILURE;
3740
3741	if (RT_SUCCESS(rc))
3742	{
3743	Assert(mhCrOglSvc);
3744	/* setup command completion callback */
3745	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3746	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3747	Completion.Hdr.cbCmd = sizeof (Completion);
3748	Completion.hCompletion = mpDrv->pVBVACallbacks;
3749	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3750
3751	VBOXHGCMSVCPARM parm;
3752	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3753	parm.u.pointer.addr = &Completion;
3754	parm.u.pointer.size = 0;
3755
3756	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3757	if (RT_SUCCESS(rc))
3758	mCrOglCallbacks = Completion.MainInterface;
3759	else
3760	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed rc %d", rc));
3761	}
3762
3763	if (RT_FAILURE(rc))
3764	mhCrOglSvc = NULL;
3765
3766	RTCritSectRwLeaveExcl(&mCrOglLock);
3767	}
3768
3769	void Display::destructCrHgsmiData(void)
3770	{
3771	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3772	AssertRC(rc);
3773	mhCrOglSvc = NULL;
3774	RTCritSectRwLeaveExcl(&mCrOglLock);
3775	}
3776	#endif
3777
3778	/**
3779	* Handle display resize event issued by the VGA device for the primary screen.
3780	*
3781	* @see PDMIDISPLAYCONNECTOR::pfnResize
3782	*/
3783	DECLCALLBACK(int) Display::displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3784	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3785	{
3786	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3787
3788	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3789	bpp, pvVRAM, cbLine, cx, cy));
3790
3791	return pDrv->pDisplay->handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
3792	}
3793
3794	/**
3795	* Handle display update.
3796	*
3797	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3798	*/
3799	DECLCALLBACK(void) Display::displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3800	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3801	{
3802	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3803
3804	#ifdef DEBUG_sunlover
3805	LogFlowFunc(("mfVideoAccelEnabled = %d, %d,%d %dx%d\n",
3806	pDrv->pDisplay->mfVideoAccelEnabled, x, y, cx, cy));
3807	#endif /* DEBUG_sunlover */
3808
3809	/* This call does update regardless of VBVA status.
3810	* But in VBVA mode this is called only as result of
3811	* pfnUpdateDisplayAll in the VGA device.
3812	*/
3813
3814	pDrv->pDisplay->handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3815	}
3816
3817	/**
3818	* Periodic display refresh callback.
3819	*
3820	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3821	* @thread EMT
3822	*/
3823	DECLCALLBACK(void) Display::displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3824	{
3825	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3826
3827	#ifdef DEBUG_sunlover
3828	STAM_PROFILE_START(&g_StatDisplayRefresh, a);
3829	#endif /* DEBUG_sunlover */
3830
3831	#ifdef DEBUG_sunlover_2
3832	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3833	pDrv->pDisplay->mfVideoAccelEnabled));
3834	#endif /* DEBUG_sunlover_2 */
3835
3836	Display *pDisplay = pDrv->pDisplay;
3837	bool fNoUpdate = false; /* Do not update the display if any of the framebuffers is being resized. */
3838	unsigned uScreenId;
3839
3840	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3841	{
3842	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3843
3844	/* Check the resize status. The status can be checked normally because
3845	* the status affects only the EMT.
3846	*/
3847	uint32_t u32ResizeStatus = pFBInfo->u32ResizeStatus;
3848
3849	if (u32ResizeStatus == ResizeStatus_UpdateDisplayData)
3850	{
3851	LogRelFlowFunc(("ResizeStatus_UpdateDisplayData %d\n", uScreenId));
3852	fNoUpdate = true; /* Always set it here, because pfnUpdateDisplayAll can cause a new resize. */
3853	/* The framebuffer was resized and display data need to be updated. */
3854	pDisplay->handleResizeCompletedEMT(uScreenId, FALSE);
3855	if (pFBInfo->u32ResizeStatus != ResizeStatus_Void)
3856	{
3857	/* The resize status could be not Void here because a pending resize is issued. */
3858	continue;
3859	}
3860
3861	/* Repaint the display because VM continued to run during the framebuffer resize. */
3862	pDisplay->InvalidateAndUpdateEMT(pDisplay, uScreenId, false);
3863
3864	/* Continue with normal processing because the status here is ResizeStatus_Void. */
3865	}
3866	else if (u32ResizeStatus == ResizeStatus_InProgress)
3867	{
3868	/* The framebuffer is being resized. Do not call the VGA device back. Immediately return. */
3869	LogRelFlowFunc(("ResizeStatus_InProcess\n"));
3870	fNoUpdate = true;
3871	continue;
3872	}
3873	}
3874
3875	if (!fNoUpdate)
3876	{
3877	int rc = pDisplay->videoAccelRefreshProcess();
3878	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3879	{
3880	if (rc == VWRN_INVALID_STATE)
3881	{
3882	/* No VBVA do a display update. */
3883	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN];
3884	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3885	{
3886	pDisplay->vbvaLock();
3887	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3888	pDisplay->vbvaUnlock();
3889	}
3890	}
3891
3892	/* Inform the VRDP server that the current display update sequence is
3893	* completed. At this moment the framebuffer memory contains a definite
3894	* image, that is synchronized with the orders already sent to VRDP client.
3895	* The server can now process redraw requests from clients or initial
3896	* fullscreen updates for new clients.
3897	*/
3898	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3899	{
3900	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3901
3902	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3903	{
3904	Assert (pDisplay->mParent && pDisplay->mParent->consoleVRDPServer());
3905	pDisplay->mParent->consoleVRDPServer()->SendUpdate (uScreenId, NULL, 0);
3906	}
3907	}
3908	}
3909	}
3910
3911	#ifdef VBOX_WITH_VPX
3912	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
3913	{
3914	do {
3915	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3916	BOOL is3denabled;
3917	pDisplay->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3918	if (is3denabled)
3919	{
3920	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3921	{
3922	if (pDisplay->mCrOglCallbacks.pfnHasData())
3923	{
3924	/* submit */
3925	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3926
3927	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3928	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3929
3930	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3931	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3932	pData->aParms[0].u.pointer.size = sizeof (pDisplay->mCrOglScreenshotData);
3933	int rc = pDisplay->crCtlSubmit(&pData->Hdr, sizeof (*pData), displayCrCmdFree, pData);
3934	if (!RT_SUCCESS(rc))
3935	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
3936	}
3937
3938	/* no 3D data available, or error has occured,
3939	* go the straight way */
3940	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3941	}
3942	else
3943	{
3944	/* record request is still in progress, don't do anything */
3945	break;
3946	}
3947	}
3948	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3949
3950	uint64_t u64Now = RTTimeProgramMilliTS();
3951	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3952	{
3953	if (!pDisplay->maVideoRecEnabled[uScreenId])
3954	continue;
3955
3956	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3957
3958	if ( !pFBInfo->pFramebuffer.isNull()
3959	&& !pFBInfo->fDisabled
3960	&& pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3961	{
3962	int rc = VERR_NOT_SUPPORTED;
3963	if ( pFBInfo->fVBVAEnabled
3964	&& pFBInfo->pu8FramebufferVRAM)
3965	{
3966	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3967	FramebufferPixelFormat_FOURCC_RGB,
3968	pFBInfo->u16BitsPerPixel,
3969	pFBInfo->u32LineSize, pFBInfo->w, pFBInfo->h,
3970	pFBInfo->pu8FramebufferVRAM, u64Now);
3971	}
3972	else if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && pDrv->IConnector.pu8Data)
3973	{
3974	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
3975	FramebufferPixelFormat_FOURCC_RGB,
3976	pDrv->IConnector.cBits,
3977	pDrv->IConnector.cbScanline, pDrv->IConnector.cx,
3978	pDrv->IConnector.cy, pDrv->IConnector.pu8Data, u64Now);
3979	}
3980	if (rc == VINF_TRY_AGAIN)
3981	break;
3982	}
3983	}
3984	} while (0);
3985	}
3986	#endif /* VBOX_WITH_VPX */
3987
3988	#ifdef DEBUG_sunlover
3989	STAM_PROFILE_STOP(&g_StatDisplayRefresh, a);
3990	#endif /* DEBUG_sunlover */
3991	#ifdef DEBUG_sunlover_2
3992	LogFlowFunc(("leave\n"));
3993	#endif /* DEBUG_sunlover_2 */
3994	}
3995
3996	/**
3997	* Reset notification
3998	*
3999	* @see PDMIDISPLAYCONNECTOR::pfnReset
4000	*/
4001	DECLCALLBACK(void) Display::displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
4002	{
4003	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4004
4005	LogRelFlowFunc(("\n"));
4006
4007	/* Disable VBVA mode. */
4008	pDrv->pDisplay->VideoAccelEnable (false, NULL);
4009	}
4010
4011	/**
4012	* LFBModeChange notification
4013	*
4014	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
4015	*/
4016	DECLCALLBACK(void) Display::displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
4017	{
4018	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4019
4020	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
4021
4022	NOREF(fEnabled);
4023
4024	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
4025	/* The LFBModeChange function is called under DevVGA lock. Postpone disabling VBVA, do it in the refresh timer. */
4026	ASMAtomicWriteU32(&pDrv->pDisplay->mfu32PendingVideoAccelDisable, true);
4027	}
4028
4029	/**
4030	* Adapter information change notification.
4031	*
4032	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
4033	*/
4034	DECLCALLBACK(void) Display::displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
4035	uint32_t u32VRAMSize)
4036	{
4037	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4038
4039	if (pvVRAM == NULL)
4040	{
4041	unsigned i;
4042	for (i = 0; i < pDrv->pDisplay->mcMonitors; i++)
4043	{
4044	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[i];
4045
4046	pFBInfo->u32Offset = 0;
4047	pFBInfo->u32MaxFramebufferSize = 0;
4048	pFBInfo->u32InformationSize = 0;
4049	}
4050	}
4051	#ifndef VBOX_WITH_HGSMI
4052	else
4053	{
4054	uint8_t pu8 = (uint8_t )pvVRAM;
4055	pu8 += u32VRAMSize - VBOX_VIDEO_ADAPTER_INFORMATION_SIZE;
4056
4057	// @todo
4058	uint8_t *pu8End = pu8 + VBOX_VIDEO_ADAPTER_INFORMATION_SIZE;
4059
4060	VBOXVIDEOINFOHDR *pHdr;
4061
4062	for (;;)
4063	{
4064	pHdr = (VBOXVIDEOINFOHDR *)pu8;
4065	pu8 += sizeof (VBOXVIDEOINFOHDR);
4066
4067	if (pu8 >= pu8End)
4068	{
4069	LogRel(("VBoxVideo: Guest adapter information overflow!!!\n"));
4070	break;
4071	}
4072
4073	if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_DISPLAY)
4074	{
4075	if (pHdr->u16Length != sizeof (VBOXVIDEOINFODISPLAY))
4076	{
4077	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "DISPLAY", pHdr->u16Length));
4078	break;
4079	}
4080
4081	VBOXVIDEOINFODISPLAY pDisplay = (VBOXVIDEOINFODISPLAY )pu8;
4082
4083	if (pDisplay->u32Index >= pDrv->pDisplay->mcMonitors)
4084	{
4085	LogRel(("VBoxVideo: Guest adapter information invalid display index %d!!!\n", pDisplay->u32Index));
4086	break;
4087	}
4088
4089	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[pDisplay->u32Index];
4090
4091	pFBInfo->u32Offset = pDisplay->u32Offset;
4092	pFBInfo->u32MaxFramebufferSize = pDisplay->u32FramebufferSize;
4093	pFBInfo->u32InformationSize = pDisplay->u32InformationSize;
4094
4095	LogRelFlow(("VBOX_VIDEO_INFO_TYPE_DISPLAY: %d: at 0x%08X, size 0x%08X, info 0x%08X\n", pDisplay->u32Index,
4096	pDisplay->u32Offset, pDisplay->u32FramebufferSize, pDisplay->u32InformationSize));
4097	}
4098	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_QUERY_CONF32)
4099	{
4100	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOQUERYCONF32))
4101	{
4102	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "CONF32", pHdr->u16Length));
4103	break;
4104	}
4105
4106	VBOXVIDEOINFOQUERYCONF32 pConf32 = (VBOXVIDEOINFOQUERYCONF32 )pu8;
4107
4108	switch (pConf32->u32Index)
4109	{
4110	case VBOX_VIDEO_QCI32_MONITOR_COUNT:
4111	{
4112	pConf32->u32Value = pDrv->pDisplay->mcMonitors;
4113	} break;
4114
4115	case VBOX_VIDEO_QCI32_OFFSCREEN_HEAP_SIZE:
4116	{
4117	/* @todo make configurable. */
4118	pConf32->u32Value = _1M;
4119	} break;
4120
4121	default:
4122	LogRel(("VBoxVideo: CONF32 %d not supported!!! Skipping.\n", pConf32->u32Index));
4123	}
4124	}
4125	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_END)
4126	{
4127	if (pHdr->u16Length != 0)
4128	{
4129	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "END", pHdr->u16Length));
4130	break;
4131	}
4132
4133	break;
4134	}
4135	else if (pHdr->u8Type != VBOX_VIDEO_INFO_TYPE_NV_HEAP)
4136	{
4137	/** @todo why is Additions/WINNT/Graphics/Miniport/VBoxVideo. cpp pushing this to us? */
4138	LogRel(("Guest adapter information contains unsupported type %d. The block has been skipped.\n", pHdr->u8Type));
4139	}
4140
4141	pu8 += pHdr->u16Length;
4142	}
4143	}
4144	#endif /* !VBOX_WITH_HGSMI */
4145	}
4146
4147	/**
4148	* Display information change notification.
4149	*
4150	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
4151	*/
4152	DECLCALLBACK(void) Display::displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, unsigned uScreenId)
4153	{
4154	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4155
4156	if (uScreenId >= pDrv->pDisplay->mcMonitors)
4157	{
4158	LogRel(("VBoxVideo: Guest display information invalid display index %d!!!\n", uScreenId));
4159	return;
4160	}
4161
4162	/* Get the display information structure. */
4163	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[uScreenId];
4164
4165	uint8_t pu8 = (uint8_t )pvVRAM;
4166	pu8 += pFBInfo->u32Offset + pFBInfo->u32MaxFramebufferSize;
4167
4168	// @todo
4169	uint8_t *pu8End = pu8 + pFBInfo->u32InformationSize;
4170
4171	VBOXVIDEOINFOHDR *pHdr;
4172
4173	for (;;)
4174	{
4175	pHdr = (VBOXVIDEOINFOHDR *)pu8;
4176	pu8 += sizeof (VBOXVIDEOINFOHDR);
4177
4178	if (pu8 >= pu8End)
4179	{
4180	LogRel(("VBoxVideo: Guest display information overflow!!!\n"));
4181	break;
4182	}
4183
4184	if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_SCREEN)
4185	{
4186	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOSCREEN))
4187	{
4188	LogRel(("VBoxVideo: Guest display information %s invalid length %d!!!\n", "SCREEN", pHdr->u16Length));
4189	break;
4190	}
4191
4192	VBOXVIDEOINFOSCREEN pScreen = (VBOXVIDEOINFOSCREEN )pu8;
4193
4194	pFBInfo->xOrigin = pScreen->xOrigin;
4195	pFBInfo->yOrigin = pScreen->yOrigin;
4196
4197	pFBInfo->w = pScreen->u16Width;
4198	pFBInfo->h = pScreen->u16Height;
4199
4200	LogRelFlow(("VBOX_VIDEO_INFO_TYPE_SCREEN: (%p) %d: at %d,%d, linesize 0x%X, size %dx%d, bpp %d, flags 0x%02X\n",
4201	pHdr, uScreenId, pScreen->xOrigin, pScreen->yOrigin, pScreen->u32LineSize, pScreen->u16Width,
4202	pScreen->u16Height, pScreen->bitsPerPixel, pScreen->u8Flags));
4203
4204	if (uScreenId != VBOX_VIDEO_PRIMARY_SCREEN)
4205	{
4206	/* Primary screen resize is eeeeeeeee by the VGA device. */
4207	if (pFBInfo->fDisabled)
4208	{
4209	pFBInfo->fDisabled = false;
4210	fireGuestMonitorChangedEvent(pDrv->pDisplay->mParent->getEventSource(),
4211	GuestMonitorChangedEventType_Enabled,
4212	uScreenId,
4213	pFBInfo->xOrigin, pFBInfo->yOrigin,
4214	pFBInfo->w, pFBInfo->h);
4215	}
4216
4217	pDrv->pDisplay->handleDisplayResize(uScreenId, pScreen->bitsPerPixel,
4218	(uint8_t *)pvVRAM + pFBInfo->u32Offset,
4219	pScreen->u32LineSize,
4220	pScreen->u16Width, pScreen->u16Height,
4221	VBVA_SCREEN_F_ACTIVE);
4222	}
4223	}
4224	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_END)
4225	{
4226	if (pHdr->u16Length != 0)
4227	{
4228	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "END", pHdr->u16Length));
4229	break;
4230	}
4231
4232	break;
4233	}
4234	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_HOST_EVENTS)
4235	{
4236	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOHOSTEVENTS))
4237	{
4238	LogRel(("VBoxVideo: Guest display information %s invalid length %d!!!\n", "HOST_EVENTS", pHdr->u16Length));
4239	break;
4240	}
4241
4242	VBOXVIDEOINFOHOSTEVENTS pHostEvents = (VBOXVIDEOINFOHOSTEVENTS )pu8;
4243
4244	pFBInfo->pHostEvents = pHostEvents;
4245
4246	LogFlow(("VBOX_VIDEO_INFO_TYPE_HOSTEVENTS: (%p)\n",
4247	pHostEvents));
4248	}
4249	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_LINK)
4250	{
4251	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOLINK))
4252	{
4253	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "LINK", pHdr->u16Length));
4254	break;
4255	}
4256
4257	VBOXVIDEOINFOLINK pLink = (VBOXVIDEOINFOLINK )pu8;
4258	pu8 += pLink->i32Offset;
4259	}
4260	else
4261	{
4262	LogRel(("Guest display information contains unsupported type %d\n", pHdr->u8Type));
4263	}
4264
4265	pu8 += pHdr->u16Length;
4266	}
4267	}
4268
4269	#ifdef VBOX_WITH_VIDEOHWACCEL
4270
4271	#ifndef S_FALSE
4272	# define S_FALSE ((HRESULT)1L)
4273	#endif
4274
4275	int Display::handleVHWACommandProcess(PVBOXVHWACMD pCommand)
4276	{
4277	unsigned id = (unsigned)pCommand->iDisplay;
4278	int rc = VINF_SUCCESS;
4279	if (id >= mcMonitors)
4280	return VERR_INVALID_PARAMETER;
4281
4282	ComPtr<IFramebuffer> pFramebuffer;
4283	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
4284	pFramebuffer = maFramebuffers[id].pFramebuffer;
4285	arlock.release();
4286
4287	if (pFramebuffer == NULL)
4288	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
4289
4290	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
4291	if (hr == S_FALSE)
4292	return VINF_SUCCESS;
4293	else if (SUCCEEDED(hr))
4294	return VINF_CALLBACK_RETURN;
4295	else if (hr == E_ACCESSDENIED)
4296	return VERR_INVALID_STATE; /* notify we can not handle request atm */
4297	else if (hr == E_NOTIMPL)
4298	return VERR_NOT_IMPLEMENTED;
4299	return VERR_GENERAL_FAILURE;
4300	}
4301
4302	DECLCALLBACK(int) Display::displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
4303	{
4304	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4305
4306	return pDrv->pDisplay->handleVHWACommandProcess(pCommand);
4307	}
4308	#endif
4309
4310	#ifdef VBOX_WITH_CRHGSMI
4311	void Display::handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4312	{
4313	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
4314	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
4315	}
4316
4317	void Display::handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4318	{
4319	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
4320	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
4321	}
4322
4323	void Display::handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
4324	{
4325	int rc = VERR_NOT_SUPPORTED;
4326	VBOXHGCMSVCPARM parm;
4327	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4328	parm.u.pointer.addr = pCmd;
4329	parm.u.pointer.size = cbCmd;
4330
4331	if (mhCrOglSvc)
4332	{
4333	VMMDev *pVMMDev = mParent->getVMMDev();
4334	if (pVMMDev)
4335	{
4336	/* no completion callback is specified with this call,
4337	* the CrOgl code will complete the CrHgsmi command once it processes it */
4338	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
4339	AssertRC(rc);
4340	if (RT_SUCCESS(rc))
4341	return;
4342	}
4343	else
4344	rc = VERR_INVALID_STATE;
4345	}
4346
4347	/* we are here because something went wrong with command processing, complete it */
4348	handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
4349	}
4350
4351	void Display::handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
4352	{
4353	int rc = VERR_NOT_SUPPORTED;
4354	VBOXHGCMSVCPARM parm;
4355	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4356	parm.u.pointer.addr = pCtl;
4357	parm.u.pointer.size = cbCtl;
4358
4359	if (mhCrOglSvc)
4360	{
4361	VMMDev *pVMMDev = mParent->getVMMDev();
4362	if (pVMMDev)
4363	{
4364	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
4365	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
4366	Display::displayCrHgsmiControlCompletion, this);
4367	AssertRC(rc);
4368	if (RT_SUCCESS(rc))
4369	{
4370	if (fCheckPendingViewport)
4371	{
4372	ULONG ul;
4373	for (ul = 0; ul < mcMonitors; ul++)
4374	{
4375	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
4376	if (!pFb->pendingViewportInfo.fPending)
4377	continue;
4378
4379	rc = crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
4380	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
4381	if (RT_SUCCESS(rc))
4382	pFb->pendingViewportInfo.fPending = false;
4383	else
4384	{
4385	AssertMsgFailed(("crViewportNotify failed %d\n", rc));
4386	rc = VINF_SUCCESS;
4387	}
4388	}
4389	}
4390	return;
4391	}
4392	}
4393	else
4394	rc = VERR_INVALID_STATE;
4395	}
4396
4397	/* we are here because something went wrong with command processing, complete it */
4398	handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
4399	}
4400
4401	DECLCALLBACK(void) Display::displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
4402	uint32_t cbCmd)
4403	{
4404	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4405
4406	pDrv->pDisplay->handleCrHgsmiCommandProcess(pCmd, cbCmd);
4407	}
4408
4409	DECLCALLBACK(void) Display::displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
4410	uint32_t cbCmd)
4411	{
4412	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4413
4414	pDrv->pDisplay->handleCrHgsmiControlProcess(pCmd, cbCmd);
4415	}
4416
4417	DECLCALLBACK(void) Display::displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4418	void *pvContext)
4419	{
4420	AssertMsgFailed(("not expected!"));
4421	Display pDisplay = (Display )pvContext;
4422	pDisplay->handleCrHgsmiCommandCompletion(result, u32Function, pParam);
4423	}
4424
4425	DECLCALLBACK(void) Display::displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4426	void *pvContext)
4427	{
4428	Display pDisplay = (Display )pvContext;
4429	pDisplay->handleCrHgsmiControlCompletion(result, u32Function, pParam);
4430
4431	}
4432	#endif
4433
4434	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4435	DECLCALLBACK(void) Display::displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4436	void *pvContext)
4437	{
4438	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
4439	if (pCmd->u.pfnInternal)
4440	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
4441	}
4442
4443	int Display::handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
4444	PFNCRCTLCOMPLETION pfnCompletion,
4445	void *pvCompletion)
4446	{
4447	VMMDev *pVMMDev = mParent ? mParent->getVMMDev() : NULL;
4448	if (!pVMMDev)
4449	{
4450	AssertMsgFailed(("no vmmdev\n"));
4451	return VERR_INVALID_STATE;
4452	}
4453
4454	Assert(mhCrOglSvc);
4455	VBOXHGCMSVCPARM parm;
4456	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4457	parm.u.pointer.addr = pCmd;
4458	parm.u.pointer.size = cbCmd;
4459
4460	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
4461	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, displayCrHgcmCtlSubmitCompletion,
4462	pvCompletion);
4463	if (!RT_SUCCESS(rc))
4464	AssertMsgFailed(("hgcmHostFastCallAsync failed rc %d\n", rc));
4465
4466	return rc;
4467	}
4468
4469	DECLCALLBACK(int) Display::displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
4470	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
4471	PFNCRCTLCOMPLETION pfnCompletion,
4472	void *pvCompletion)
4473	{
4474	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4475	Display *pThis = pDrv->pDisplay;
4476	return pThis->handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
4477	}
4478
4479	int Display::crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
4480	{
4481	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4482	if (RT_SUCCESS(rc))
4483	{
4484	if (mhCrOglSvc)
4485	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
4486	else
4487	rc = VERR_NOT_SUPPORTED;
4488
4489	RTCritSectRwLeaveShared(&mCrOglLock);
4490	}
4491	return rc;
4492	}
4493
4494	int Display::crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4495	{
4496	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4497	if (RT_SUCCESS(rc))
4498	{
4499	if (mhCrOglSvc)
4500	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
4501	else
4502	rc = VERR_NOT_SUPPORTED;
4503
4504	RTCritSectRwLeaveShared(&mCrOglLock);
4505	}
4506	return rc;
4507	}
4508
4509	int Display::crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4510	{
4511	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
4512	if (!pCmdCopy)
4513	{
4514	LogRel(("RTMemAlloc failed\n"));
4515	return VERR_NO_MEMORY;
4516	}
4517
4518	memcpy(pCmdCopy, pCmd, cbCmd);
4519
4520	int rc = crCtlSubmit(pCmdCopy, cbCmd, displayCrCmdFree, pCmdCopy);
4521	if (RT_FAILURE(rc))
4522	{
4523	LogRel(("crCtlSubmit failed %d\n", rc));
4524	RTMemFree(pCmdCopy);
4525	return rc;
4526	}
4527
4528	return VINF_SUCCESS;
4529	}
4530
4531	int Display::crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4532	{
4533	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4534	AssertRCReturn(rc, rc);
4535
4536	if (mCrOglCallbacks.pfnHasDataForScreen && mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
4537	rc = crCtlSubmitSync(pCmd, cbCmd);
4538	else
4539	rc = crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
4540
4541	RTCritSectRwLeaveShared(&mCrOglLock);
4542
4543	return rc;
4544	}
4545
4546	bool Display::handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64TimeStamp)
4547	{
4548	# if VBOX_WITH_VPX
4549	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64TimeStamp);
4550	# else
4551	return false;
4552	# endif
4553	}
4554
4555	void Display::handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64TimeStamp)
4556	{
4557	}
4558
4559	void Display::handleCrVRecScreenshotPerform(uint32_t uScreen,
4560	uint32_t x, uint32_t y, uint32_t uPixelFormat,
4561	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4562	uint32_t uGuestWidth, uint32_t uGuestHeight,
4563	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
4564	{
4565	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4566	# if VBOX_WITH_VPX
4567	int rc = VideoRecCopyToIntBuf(mpVideoRecCtx, uScreen, x, y,
4568	uPixelFormat,
4569	uBitsPerPixel, uBytesPerLine,
4570	uGuestWidth, uGuestHeight,
4571	pu8BufferAddress, u64TimeStamp);
4572	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
4573	# endif
4574	}
4575
4576	void Display::handleVRecCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4577	{
4578	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4579	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
4580	}
4581
4582	DECLCALLBACK(void) Display::displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4583	uint32_t x, uint32_t y,
4584	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4585	uint32_t uGuestWidth, uint32_t uGuestHeight,
4586	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
4587	{
4588	Display pDisplay = (Display )pvCtx;
4589	pDisplay->handleCrVRecScreenshotPerform(uScreen,
4590	x, y, FramebufferPixelFormat_FOURCC_RGB, uBitsPerPixel,
4591	uBytesPerLine, uGuestWidth, uGuestHeight,
4592	pu8BufferAddress, u64TimeStamp);
4593	}
4594
4595	DECLCALLBACK(bool) Display::displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
4596	{
4597	Display pDisplay = (Display )pvCtx;
4598	return pDisplay->handleCrVRecScreenshotBegin(uScreen, u64TimeStamp);
4599	}
4600
4601	DECLCALLBACK(void) Display::displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
4602	{
4603	Display pDisplay = (Display )pvCtx;
4604	pDisplay->handleCrVRecScreenshotEnd(uScreen, u64TimeStamp);
4605	}
4606
4607	DECLCALLBACK(void) Display::displayVRecCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4608	{
4609	Display pDisplay = (Display )pvContext;
4610	pDisplay->handleVRecCompletion(result, u32Function, pParam, pvContext);
4611	}
4612
4613	#endif
4614
4615
4616	#ifdef VBOX_WITH_HGSMI
4617	DECLCALLBACK(int) Display::displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags, bool fRenderThreadMode)
4618	{
4619	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4620
4621	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4622	Display *pThis = pDrv->pDisplay;
4623
4624	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4625	{
4626	LogRel(("enabling different vbva mode"));
4627	#ifdef DEBUG_misha
4628	AssertMsgFailed(("enabling different vbva mode"));
4629	#endif
4630	return VERR_INVALID_STATE;
4631	}
4632
4633	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4634	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4635	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4636	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4637
4638	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4639
4640	return VINF_SUCCESS;
4641	}
4642
4643	DECLCALLBACK(void) Display::displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4644	{
4645	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4646
4647	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4648	Display *pThis = pDrv->pDisplay;
4649
4650	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4651
4652	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4653
4654	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4655	{
4656	/* Make sure that the primary screen is visible now.
4657	* The guest can't use VBVA anymore, so only only the VGA device output works.
4658	*/
4659	if (pFBInfo->fDisabled)
4660	{
4661	pFBInfo->fDisabled = false;
4662	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
4663	GuestMonitorChangedEventType_Enabled,
4664	uScreenId,
4665	pFBInfo->xOrigin, pFBInfo->yOrigin,
4666	pFBInfo->w, pFBInfo->h);
4667	}
4668	}
4669
4670	pFBInfo->fVBVAEnabled = false;
4671	pFBInfo->fVBVAForceResize = false;
4672	pFBInfo->fRenderThreadMode = false;
4673
4674	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4675
4676	pFBInfo->pVBVAHostFlags = NULL;
4677
4678	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4679	{
4680	/* Force full screen update, because VGA device must take control, do resize, etc. */
4681	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort);
4682	}
4683	}
4684
4685	DECLCALLBACK(void) Display::displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4686	{
4687	LogFlowFunc(("uScreenId %d\n", uScreenId));
4688
4689	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4690	Display *pThis = pDrv->pDisplay;
4691	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4692
4693	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4694	{
4695	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4696	pThis->mcMonitors);
4697	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4698	}
4699
4700	if (RT_LIKELY(pFBInfo->u32ResizeStatus == ResizeStatus_Void))
4701	{
4702	if (RT_UNLIKELY(pFBInfo->cVBVASkipUpdate != 0))
4703	{
4704	/* Some updates were skipped. Note: displayVBVAUpdate* callbacks are called
4705	* under display device lock, so thread safe.
4706	*/
4707	pFBInfo->cVBVASkipUpdate = 0;
4708	pThis->handleDisplayUpdate(uScreenId, pFBInfo->vbvaSkippedRect.xLeft - pFBInfo->xOrigin,
4709	pFBInfo->vbvaSkippedRect.yTop - pFBInfo->yOrigin,
4710	pFBInfo->vbvaSkippedRect.xRight - pFBInfo->vbvaSkippedRect.xLeft,
4711	pFBInfo->vbvaSkippedRect.yBottom - pFBInfo->vbvaSkippedRect.yTop);
4712	}
4713	}
4714	else
4715	{
4716	/* The framebuffer is being resized. */
4717	pFBInfo->cVBVASkipUpdate++;
4718	}
4719	}
4720
4721	DECLCALLBACK(void) Display::displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4722	const PVBVACMDHDR pCmd, size_t cbCmd)
4723	{
4724	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4725
4726	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4727	Display *pThis = pDrv->pDisplay;
4728	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4729
4730	if (RT_LIKELY(pFBInfo->cVBVASkipUpdate == 0))
4731	{
4732	if (pFBInfo->fDefaultFormat)
4733	{
4734	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4735	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4736	&& !pFBInfo->fDisabled)
4737	{
4738	pDrv->pUpPort->pfnUpdateDisplayRect (pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4739	}
4740	else if ( !pFBInfo->pSourceBitmap.isNull()
4741	&& !pFBInfo->fDisabled)
4742	{
4743	/* Render VRAM content to the framebuffer. */
4744	BYTE *pAddress = NULL;
4745	ULONG ulWidth = 0;
4746	ULONG ulHeight = 0;
4747	ULONG ulBitsPerPixel = 0;
4748	ULONG ulBytesPerLine = 0;
4749	ULONG ulPixelFormat = 0;
4750
4751	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4752	&ulWidth,
4753	&ulHeight,
4754	&ulBitsPerPixel,
4755	&ulBytesPerLine,
4756	&ulPixelFormat);
4757	if (SUCCEEDED(hrc))
4758	{
4759	uint32_t width = pCmd->w;
4760	uint32_t height = pCmd->h;
4761
4762	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4763	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
4764	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
4765	uint32_t u32SrcWidth = pFBInfo->w;
4766	uint32_t u32SrcHeight = pFBInfo->h;
4767	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4768	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4769
4770	uint8_t *pu8Dst = pAddress;
4771	int32_t xDst = xSrc;
4772	int32_t yDst = ySrc;
4773	uint32_t u32DstWidth = u32SrcWidth;
4774	uint32_t u32DstHeight = u32SrcHeight;
4775	uint32_t u32DstLineSize = u32DstWidth * 4;
4776	uint32_t u32DstBitsPerPixel = 32;
4777
4778	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4779	width, height,
4780	pu8Src,
4781	xSrc, ySrc,
4782	u32SrcWidth, u32SrcHeight,
4783	u32SrcLineSize, u32SrcBitsPerPixel,
4784	pu8Dst,
4785	xDst, yDst,
4786	u32DstWidth, u32DstHeight,
4787	u32DstLineSize, u32DstBitsPerPixel);
4788	}
4789	}
4790	}
4791
4792	VBVACMDHDR hdrSaved = *pCmd;
4793
4794	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4795
4796	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4797	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4798
4799	/* @todo new SendUpdate entry which can get a separate cmd header or coords. */
4800	pThis->mParent->consoleVRDPServer()->SendUpdate (uScreenId, pCmd, (uint32_t)cbCmd);
4801
4802	*pHdrUnconst = hdrSaved;
4803	}
4804	}
4805
4806	DECLCALLBACK(void) Display::displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4807	uint32_t cx, uint32_t cy)
4808	{
4809	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4810
4811	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4812	Display *pThis = pDrv->pDisplay;
4813	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4814
4815	/* @todo handleFramebufferUpdate (uScreenId,
4816	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4817	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4818	* cx, cy);
4819	*/
4820	if (RT_LIKELY(pFBInfo->cVBVASkipUpdate == 0))
4821	{
4822	pThis->handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4823	}
4824	else
4825	{
4826	/* Save the updated rectangle. */
4827	int32_t xRight = x + cx;
4828	int32_t yBottom = y + cy;
4829
4830	if (pFBInfo->cVBVASkipUpdate == 1)
4831	{
4832	pFBInfo->vbvaSkippedRect.xLeft = x;
4833	pFBInfo->vbvaSkippedRect.yTop = y;
4834	pFBInfo->vbvaSkippedRect.xRight = xRight;
4835	pFBInfo->vbvaSkippedRect.yBottom = yBottom;
4836	}
4837	else
4838	{
4839	if (pFBInfo->vbvaSkippedRect.xLeft > x)
4840	{
4841	pFBInfo->vbvaSkippedRect.xLeft = x;
4842	}
4843	if (pFBInfo->vbvaSkippedRect.yTop > y)
4844	{
4845	pFBInfo->vbvaSkippedRect.yTop = y;
4846	}
4847	if (pFBInfo->vbvaSkippedRect.xRight < xRight)
4848	{
4849	pFBInfo->vbvaSkippedRect.xRight = xRight;
4850	}
4851	if (pFBInfo->vbvaSkippedRect.yBottom < yBottom)
4852	{
4853	pFBInfo->vbvaSkippedRect.yBottom = yBottom;
4854	}
4855	}
4856	}
4857	}
4858
4859	#ifdef DEBUG_sunlover
4860	static void logVBVAResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4861	{
4862	LogRel(("displayVBVAResize: [%d] %s\n"
4863	" pView->u32ViewIndex %d\n"
4864	" pView->u32ViewOffset 0x%08X\n"
4865	" pView->u32ViewSize 0x%08X\n"
4866	" pView->u32MaxScreenSize 0x%08X\n"
4867	" pScreen->i32OriginX %d\n"
4868	" pScreen->i32OriginY %d\n"
4869	" pScreen->u32StartOffset 0x%08X\n"
4870	" pScreen->u32LineSize 0x%08X\n"
4871	" pScreen->u32Width %d\n"
4872	" pScreen->u32Height %d\n"
4873	" pScreen->u16BitsPerPixel %d\n"
4874	" pScreen->u16Flags 0x%04X\n"
4875	" pFBInfo->u32Offset 0x%08X\n"
4876	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4877	" pFBInfo->u32InformationSize 0x%08X\n"
4878	" pFBInfo->fDisabled %d\n"
4879	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4880	" pFBInfo->u16BitsPerPixel %d\n"
4881	" pFBInfo->pu8FramebufferVRAM %p\n"
4882	" pFBInfo->u32LineSize 0x%08X\n"
4883	" pFBInfo->flags 0x%04X\n"
4884	" pFBInfo->pHostEvents %p\n"
4885	" pFBInfo->u32ResizeStatus %d\n"
4886	" pFBInfo->fDefaultFormat %d\n"
4887	" dirtyRect %d-%d %d-%d\n"
4888	" pFBInfo->pendingResize.fPending %d\n"
4889	" pFBInfo->pendingResize.pixelFormat %d\n"
4890	" pFBInfo->pendingResize.pvVRAM %p\n"
4891	" pFBInfo->pendingResize.bpp %d\n"
4892	" pFBInfo->pendingResize.cbLine 0x%08X\n"
4893	" pFBInfo->pendingResize.w,h %dx%d\n"
4894	" pFBInfo->pendingResize.flags 0x%04X\n"
4895	" pFBInfo->fVBVAEnabled %d\n"
4896	" pFBInfo->fVBVAForceResize %d\n"
4897	" pFBInfo->cVBVASkipUpdate %d\n"
4898	" pFBInfo->vbvaSkippedRect %d-%d %d-%d\n"
4899	" pFBInfo->pVBVAHostFlags %p\n"
4900	"",
4901	pScreen->u32ViewIndex,
4902	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4903	pView->u32ViewIndex,
4904	pView->u32ViewOffset,
4905	pView->u32ViewSize,
4906	pView->u32MaxScreenSize,
4907	pScreen->i32OriginX,
4908	pScreen->i32OriginY,
4909	pScreen->u32StartOffset,
4910	pScreen->u32LineSize,
4911	pScreen->u32Width,
4912	pScreen->u32Height,
4913	pScreen->u16BitsPerPixel,
4914	pScreen->u16Flags,
4915	pFBInfo->u32Offset,
4916	pFBInfo->u32MaxFramebufferSize,
4917	pFBInfo->u32InformationSize,
4918	pFBInfo->fDisabled,
4919	pFBInfo->xOrigin,
4920	pFBInfo->yOrigin,
4921	pFBInfo->w,
4922	pFBInfo->h,
4923	pFBInfo->u16BitsPerPixel,
4924	pFBInfo->pu8FramebufferVRAM,
4925	pFBInfo->u32LineSize,
4926	pFBInfo->flags,
4927	pFBInfo->pHostEvents,
4928	pFBInfo->u32ResizeStatus,
4929	pFBInfo->fDefaultFormat,
4930	pFBInfo->dirtyRect.xLeft,
4931	pFBInfo->dirtyRect.xRight,
4932	pFBInfo->dirtyRect.yTop,
4933	pFBInfo->dirtyRect.yBottom,
4934	pFBInfo->pendingResize.fPending,
4935	pFBInfo->pendingResize.pixelFormat,
4936	pFBInfo->pendingResize.pvVRAM,
4937	pFBInfo->pendingResize.bpp,
4938	pFBInfo->pendingResize.cbLine,
4939	pFBInfo->pendingResize.w,
4940	pFBInfo->pendingResize.h,
4941	pFBInfo->pendingResize.flags,
4942	pFBInfo->fVBVAEnabled,
4943	pFBInfo->fVBVAForceResize,
4944	pFBInfo->cVBVASkipUpdate,
4945	pFBInfo->vbvaSkippedRect.xLeft,
4946	pFBInfo->vbvaSkippedRect.yTop,
4947	pFBInfo->vbvaSkippedRect.xRight,
4948	pFBInfo->vbvaSkippedRect.yBottom,
4949	pFBInfo->pVBVAHostFlags
4950	));
4951	}
4952	#endif /* DEBUG_sunlover */
4953
4954	DECLCALLBACK(int) Display::displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, const PVBVAINFOVIEW pView,
4955	const PVBVAINFOSCREEN pScreen, void *pvVRAM)
4956	{
4957	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4958
4959	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4960	Display *pThis = pDrv->pDisplay;
4961
4962	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
4963
4964	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4965	{
4966	pThis->notifyCroglResize(pView, pScreen, pvVRAM);
4967
4968	pFBInfo->fDisabled = true;
4969	pFBInfo->flags = pScreen->u16Flags;
4970
4971	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4972	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4973	* the VM window will be black. */
4974	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4975	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4976	pThis->handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4977	u32Width, u32Height, pScreen->u16Flags);
4978
4979	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
4980	GuestMonitorChangedEventType_Disabled,
4981	pScreen->u32ViewIndex,
4982	0, 0, 0, 0);
4983	return VINF_SUCCESS;
4984	}
4985
4986	/* If display was disabled or there is no framebuffer, a resize will be required,
4987	* because the framebuffer was/will be changed.
4988	*/
4989	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
4990
4991	if (pFBInfo->fVBVAForceResize)
4992	{
4993	/* VBVA was just enabled. Do the resize. */
4994	fResize = true;
4995	pFBInfo->fVBVAForceResize = false;
4996	}
4997
4998	/* Check if this is a real resize or a notification about the screen origin.
4999	* The guest uses this VBVAResize call for both.
5000	*/
5001	fResize = fResize
5002	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
5003	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
5004	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
5005	\|\| pFBInfo->w != pScreen->u32Width
5006	\|\| pFBInfo->h != pScreen->u32Height;
5007
5008	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
5009	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
5010
5011	if (fNewOrigin \|\| fResize)
5012	pThis->notifyCroglResize(pView, pScreen, pvVRAM);
5013
5014	if (pFBInfo->fDisabled)
5015	{
5016	pFBInfo->fDisabled = false;
5017	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
5018	GuestMonitorChangedEventType_Enabled,
5019	pScreen->u32ViewIndex,
5020	pScreen->i32OriginX, pScreen->i32OriginY,
5021	pScreen->u32Width, pScreen->u32Height);
5022	/* Continue to update pFBInfo. */
5023	}
5024
5025	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
5026	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
5027	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
5028
5029	pFBInfo->xOrigin = pScreen->i32OriginX;
5030	pFBInfo->yOrigin = pScreen->i32OriginY;
5031
5032	pFBInfo->w = pScreen->u32Width;
5033	pFBInfo->h = pScreen->u32Height;
5034
5035	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
5036	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
5037	pFBInfo->u32LineSize = pScreen->u32LineSize;
5038
5039	pFBInfo->flags = pScreen->u16Flags;
5040
5041	if (fNewOrigin)
5042	{
5043	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
5044	GuestMonitorChangedEventType_NewOrigin,
5045	pScreen->u32ViewIndex,
5046	pScreen->i32OriginX, pScreen->i32OriginY,
5047	0, 0);
5048	}
5049
5050	if (!fResize)
5051	{
5052	/* No parameters of the framebuffer have actually changed. */
5053	if (fNewOrigin)
5054	{
5055	/* VRDP server still need this notification. */
5056	LogRelFlowFunc(("Calling VRDP\n"));
5057	pThis->mParent->consoleVRDPServer()->SendResize();
5058	}
5059	return VINF_SUCCESS;
5060	}
5061
5062	/* Do a regular resize. */
5063	return pThis->handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
5064	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
5065	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
5066	}
5067
5068	DECLCALLBACK(int) Display::displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
5069	uint32_t xHot, uint32_t yHot,
5070	uint32_t cx, uint32_t cy,
5071	const void *pvShape)
5072	{
5073	LogFlowFunc(("\n"));
5074
5075	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
5076	Display *pThis = pDrv->pDisplay;
5077
5078	size_t cbShapeSize = 0;
5079
5080	if (pvShape)
5081	{
5082	cbShapeSize = (cx + 7) / 8 * cy; /* size of the AND mask */
5083	cbShapeSize = ((cbShapeSize + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
5084	}
5085	com::SafeArray<BYTE> shapeData(cbShapeSize);
5086
5087	if (pvShape)
5088	::memcpy(shapeData.raw(), pvShape, cbShapeSize);
5089
5090	/* Tell the console about it */
5091	pDrv->pDisplay->mParent->onMousePointerShapeChange(fVisible, fAlpha,
5092	xHot, yHot, cx, cy, ComSafeArrayAsInParam(shapeData));
5093
5094	return VINF_SUCCESS;
5095	}
5096	#endif /* VBOX_WITH_HGSMI */
5097
5098	/**
5099	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
5100	*/
5101	DECLCALLBACK(void ) Display::drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
5102	{
5103	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
5104	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
5105	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
5106	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
5107	return NULL;
5108	}
5109
5110
5111	/**
5112	* Destruct a display driver instance.
5113	*
5114	* @returns VBox status.
5115	* @param pDrvIns The driver instance data.
5116	*/
5117	DECLCALLBACK(void) Display::drvDestruct(PPDMDRVINS pDrvIns)
5118	{
5119	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
5120	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
5121	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
5122
5123	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
5124
5125	pThis->IConnector.pu8Data = NULL;
5126	pThis->IConnector.cbScanline = 0;
5127	pThis->IConnector.cBits = 32;
5128	pThis->IConnector.cx = 0;
5129	pThis->IConnector.cy = 0;
5130
5131	if (pThis->pDisplay)
5132	{
5133	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
5134	#ifdef VBOX_WITH_VPX
5135	pThis->pDisplay->VideoCaptureStop();
5136	#endif
5137	#ifdef VBOX_WITH_CRHGSMI
5138	pThis->pDisplay->destructCrHgsmiData();
5139	#endif
5140	pThis->pDisplay->mpDrv = NULL;
5141	pThis->pDisplay->mpVMMDev = NULL;
5142	pThis->pDisplay->mLastAddress = NULL;
5143	pThis->pDisplay->mLastBytesPerLine = 0;
5144	pThis->pDisplay->mLastBitsPerPixel = 0,
5145	pThis->pDisplay->mLastWidth = 0;
5146	pThis->pDisplay->mLastHeight = 0;
5147	}
5148	}
5149
5150
5151	/**
5152	* Construct a display driver instance.
5153	*
5154	* @copydoc FNPDMDRVCONSTRUCT
5155	*/
5156	DECLCALLBACK(int) Display::drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
5157	{
5158	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
5159	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
5160	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
5161
5162	/*
5163	* Validate configuration.
5164	*/
5165	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
5166	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
5167	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
5168	("Configuration error: Not possible to attach anything to this driver!\n"),
5169	VERR_PDM_DRVINS_NO_ATTACH);
5170
5171	/*
5172	* Init Interfaces.
5173	*/
5174	pDrvIns->IBase.pfnQueryInterface = Display::drvQueryInterface;
5175
5176	pThis->IConnector.pfnResize = Display::displayResizeCallback;
5177	pThis->IConnector.pfnUpdateRect = Display::displayUpdateCallback;
5178	pThis->IConnector.pfnRefresh = Display::displayRefreshCallback;
5179	pThis->IConnector.pfnReset = Display::displayResetCallback;
5180	pThis->IConnector.pfnLFBModeChange = Display::displayLFBModeChangeCallback;
5181	pThis->IConnector.pfnProcessAdapterData = Display::displayProcessAdapterDataCallback;
5182	pThis->IConnector.pfnProcessDisplayData = Display::displayProcessDisplayDataCallback;
5183	#ifdef VBOX_WITH_VIDEOHWACCEL
5184	pThis->IConnector.pfnVHWACommandProcess = Display::displayVHWACommandProcess;
5185	#endif
5186	#ifdef VBOX_WITH_CRHGSMI
5187	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::displayCrHgsmiCommandProcess;
5188	pThis->IConnector.pfnCrHgsmiControlProcess = Display::displayCrHgsmiControlProcess;
5189	#endif
5190	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
5191	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::displayCrHgcmCtlSubmit;
5192	#endif
5193	#ifdef VBOX_WITH_HGSMI
5194	pThis->IConnector.pfnVBVAEnable = Display::displayVBVAEnable;
5195	pThis->IConnector.pfnVBVADisable = Display::displayVBVADisable;
5196	pThis->IConnector.pfnVBVAUpdateBegin = Display::displayVBVAUpdateBegin;
5197	pThis->IConnector.pfnVBVAUpdateProcess = Display::displayVBVAUpdateProcess;
5198	pThis->IConnector.pfnVBVAUpdateEnd = Display::displayVBVAUpdateEnd;
5199	pThis->IConnector.pfnVBVAResize = Display::displayVBVAResize;
5200	pThis->IConnector.pfnVBVAMousePointerShape = Display::displayVBVAMousePointerShape;
5201	#endif
5202
5203	/*
5204	* Get the IDisplayPort interface of the above driver/device.
5205	*/
5206	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
5207	if (!pThis->pUpPort)
5208	{
5209	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
5210	return VERR_PDM_MISSING_INTERFACE_ABOVE;
5211	}
5212	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
5213	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
5214	if (!pThis->pVBVACallbacks)
5215	{
5216	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
5217	return VERR_PDM_MISSING_INTERFACE_ABOVE;
5218	}
5219	#endif
5220	/*
5221	* Get the Display object pointer and update the mpDrv member.
5222	*/
5223	void *pv;
5224	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
5225	if (RT_FAILURE(rc))
5226	{
5227	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
5228	return rc;
5229	}
5230	Display pDisplay = (Display )pv; /** @todo Check this cast! */
5231	pThis->pDisplay = pDisplay;
5232	pThis->pDisplay->mpDrv = pThis;
5233
5234	/* Disable VRAM to a buffer copy initially. */
5235	pThis->pUpPort->pfnSetRenderVRAM (pThis->pUpPort, false);
5236	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
5237
5238	/*
5239	* Start periodic screen refreshes
5240	*/
5241	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
5242
5243	#ifdef VBOX_WITH_CRHGSMI
5244	pDisplay->setupCrHgsmiData();
5245	#endif
5246
5247	#ifdef VBOX_WITH_VPX
5248	ComPtr<IMachine> pMachine = pDisplay->mParent->machine();
5249	BOOL fEnabled = false;
5250	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
5251	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
5252	if (fEnabled)
5253	{
5254	rc = pDisplay->VideoCaptureStart();
5255	fireVideoCaptureChangedEvent(pDisplay->mParent->getEventSource());
5256	}
5257	#endif
5258
5259	return rc;
5260	}
5261
5262
5263	/**
5264	* Display driver registration record.
5265	*/
5266	const PDMDRVREG Display::DrvReg =
5267	{
5268	/* u32Version */
5269	PDM_DRVREG_VERSION,
5270	/* szName */
5271	"MainDisplay",
5272	/* szRCMod */
5273	"",
5274	/* szR0Mod */
5275	"",
5276	/* pszDescription */
5277	"Main display driver (Main as in the API).",
5278	/* fFlags */
5279	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
5280	/* fClass. */
5281	PDM_DRVREG_CLASS_DISPLAY,
5282	/* cMaxInstances */
5283	~0U,
5284	/* cbInstance */
5285	sizeof(DRVMAINDISPLAY),
5286	/* pfnConstruct */
5287	Display::drvConstruct,
5288	/* pfnDestruct */
5289	Display::drvDestruct,
5290	/* pfnRelocate */
5291	NULL,
5292	/* pfnIOCtl */
5293	NULL,
5294	/* pfnPowerOn */
5295	NULL,
5296	/* pfnReset */
5297	NULL,
5298	/* pfnSuspend */
5299	NULL,
5300	/* pfnResume */
5301	NULL,
5302	/* pfnAttach */
5303	NULL,
5304	/* pfnDetach */
5305	NULL,
5306	/* pfnPowerOff */
5307	NULL,
5308	/* pfnSoftReset */
5309	NULL,
5310	/* u32EndVersion */
5311	PDM_DRVREG_VERSION
5312	};
5313	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 51553

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