DisplayImpl.cpp@ 51551

Last change on this file since 51551 was 51551, checked in by vboxsync, 11 years ago
Main: removed obsolete RequestResize, ResizeCompleted methods.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 185.0 KB

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1	/* $Id: DisplayImpl.cpp 51551 2014-06-05 12:09:12Z 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.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include "DisplayImpl.h"
19	#include "DisplayUtils.h"
20	#include "ConsoleImpl.h"
21	#include "ConsoleVRDPServer.h"
22	#include "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::SetFramebuffer(ULONG aScreenId, IFramebuffer *aFramebuffer)
2443	{
2444	LogRelFlowFunc(("\n"));
2445
2446	if (aFramebuffer != NULL)
2447	CheckComArgOutPointerValid(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	Console::SafeVMPtrQuiet ptrVM(mParent);
2456	if (ptrVM.isOk())
2457	{
2458	/* Must release the lock here because the changeFramebuffer will
2459	* also obtain it. */
2460	alock.release();
2461
2462	/* send request to the EMT thread */
2463	int vrc = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY,
2464	(PFNRT)changeFramebuffer, 3, this, aFramebuffer, aScreenId);
2465
2466	ComAssertRCRet(vrc, E_FAIL);
2467	alock.acquire();
2468
2469	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2470	BOOL fIs3DEnabled;
2471	HRESULT hr = mParent->machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
2472	ComAssertComRC(hr);
2473	if (fIs3DEnabled)
2474	{
2475	VBOXCRCMDCTL_HGCM data;
2476	RT_ZERO(data);
2477	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2478	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
2479
2480	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
2481	data.aParms[0].u.uint32 = aScreenId;
2482
2483	alock.release();
2484
2485	vrc = crCtlSubmitSync(&data.Hdr, sizeof(data));
2486	AssertRC(vrc);
2487
2488	alock.acquire();
2489	}
2490	#endif /* #if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
2491	}
2492	else
2493	{
2494	/* No VM is created (VM is powered off), do a direct call */
2495	int vrc = changeFramebuffer(this, aFramebuffer, aScreenId);
2496	ComAssertRCRet(vrc, E_FAIL);
2497	}
2498
2499	return S_OK;
2500	}
2501
2502	STDMETHODIMP Display::AttachFramebuffer(ULONG aScreenId,
2503	IFramebuffer *aFramebuffer)
2504	{
2505	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2506
2507	CheckComArgPointerValid(aFramebuffer);
2508
2509	AutoCaller autoCaller(this);
2510	if (FAILED(autoCaller.rc()))
2511	return autoCaller.rc();
2512
2513	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2514
2515	if (aScreenId >= mcMonitors)
2516	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
2517	aScreenId, mcMonitors);
2518
2519	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2520	if (!pFBInfo->pFramebuffer.isNull())
2521	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
2522	aScreenId);
2523
2524	pFBInfo->pFramebuffer = aFramebuffer;
2525
2526	/* The driver might not have been constructed yet */
2527	if (mpDrv)
2528	{
2529	/* Setup the new framebuffer, the resize will lead to an updateDisplayData call. */
2530
2531	#if defined(VBOX_WITH_CROGL)
2532	/* Release the lock, because SHCRGL_HOST_FN_SCREEN_CHANGED will read current framebuffer */
2533	/* @todo investigate */
2534	{
2535	BOOL is3denabled;
2536	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2537
2538	if (is3denabled)
2539	{
2540	alock.release();
2541	}
2542	}
2543	#endif
2544
2545	/* @todo generic code for all monitors. */
2546	if (pFBInfo->fVBVAEnabled && pFBInfo->pu8FramebufferVRAM)
2547	{
2548	/* This display in VBVA mode. Resize it to the last guest resolution,
2549	* if it has been reported.
2550	*/
2551	handleDisplayResize(aScreenId, pFBInfo->u16BitsPerPixel,
2552	pFBInfo->pu8FramebufferVRAM,
2553	pFBInfo->u32LineSize,
2554	pFBInfo->w,
2555	pFBInfo->h,
2556	pFBInfo->flags);
2557	}
2558	else if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2559	{
2560	/* VGA device mode, only for the primary screen. */
2561	handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, mLastBitsPerPixel,
2562	mLastAddress,
2563	mLastBytesPerLine,
2564	mLastWidth,
2565	mLastHeight,
2566	mLastFlags);
2567	}
2568
2569	alock.release();
2570
2571	Console::SafeVMPtrQuiet ptrVM(mParent);
2572	if (ptrVM.isOk())
2573	{
2574	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::InvalidateAndUpdateEMT,
2575	3, this, aScreenId, false);
2576	}
2577	}
2578
2579	LogRelFlowFunc(("Attached to %d\n", aScreenId));
2580	return S_OK;
2581	}
2582
2583	STDMETHODIMP Display::DetachFramebuffer(ULONG aScreenId)
2584	{
2585	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2586
2587	AutoCaller autoCaller(this);
2588	if (FAILED(autoCaller.rc()))
2589	return autoCaller.rc();
2590
2591	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2592
2593	if (aScreenId >= mcMonitors)
2594	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
2595	aScreenId, mcMonitors);
2596
2597	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2598
2599	pFBInfo->pFramebuffer.setNull();
2600
2601	return S_OK;
2602	}
2603
2604	STDMETHODIMP Display::QueryFramebuffer(ULONG aScreenId,
2605	IFramebuffer **aFramebuffer)
2606	{
2607	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2608
2609	CheckComArgOutPointerValid(aFramebuffer);
2610
2611	AutoCaller autoCaller(this);
2612	if (FAILED(autoCaller.rc()))
2613	return autoCaller.rc();
2614
2615	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2616
2617	if (aScreenId >= mcMonitors)
2618	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
2619	aScreenId, mcMonitors);
2620
2621	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2622
2623	*aFramebuffer = pFBInfo->pFramebuffer;
2624	if (!pFBInfo->pFramebuffer.isNull())
2625	pFBInfo->pFramebuffer->AddRef();
2626
2627	return S_OK;
2628	}
2629
2630	STDMETHODIMP Display::GetFramebuffer(ULONG aScreenId,
2631	IFramebuffer *aFramebuffer, LONG aXOrigin, LONG *aYOrigin)
2632	{
2633	LogRelFlowFunc(("aScreenId=%ld\n", aScreenId));
2634
2635	CheckComArgOutPointerValid(aFramebuffer);
2636
2637	AutoCaller autoCaller(this);
2638	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2639
2640	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2641
2642	if (aScreenId != 0 && aScreenId >= mcMonitors)
2643	return E_INVALIDARG;
2644
2645	/** @todo This should be actually done on EMT. */
2646	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2647	AssertPtr(pFBInfo);
2648
2649	aFramebuffer = pFBInfo->pFramebuffer; /* @todo r=andy Race prone? Use a ComPtr instead? */
2650	if (*aFramebuffer)
2651	(*aFramebuffer)->AddRef();
2652	if (aXOrigin)
2653	*aXOrigin = pFBInfo->xOrigin;
2654	if (aYOrigin)
2655	*aYOrigin = pFBInfo->yOrigin;
2656
2657	return S_OK;
2658	}
2659
2660	STDMETHODIMP Display::SetVideoModeHint(ULONG aDisplay, BOOL aEnabled,
2661	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
2662	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel)
2663	{
2664	AutoCaller autoCaller(this);
2665	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2666
2667	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2668
2669	CHECK_CONSOLE_DRV(mpDrv);
2670
2671	/*
2672	* Do some rough checks for valid input.
2673	*/
2674	ULONG width = aWidth;
2675	if (!width)
2676	width = mpDrv->IConnector.cx;
2677	ULONG height = aHeight;
2678	if (!height)
2679	height = mpDrv->IConnector.cy;
2680	ULONG bpp = aBitsPerPixel;
2681	if (!bpp)
2682	{
2683	uint32_t cBits = 0;
2684	int rc = mpDrv->pUpPort->pfnQueryColorDepth(mpDrv->pUpPort, &cBits);
2685	AssertRC(rc);
2686	bpp = cBits;
2687	}
2688	ULONG cMonitors;
2689	mParent->machine()->COMGETTER(MonitorCount)(&cMonitors);
2690	if (cMonitors == 0 && aDisplay > 0)
2691	return E_INVALIDARG;
2692	if (aDisplay >= cMonitors)
2693	return E_INVALIDARG;
2694
2695	/*
2696	* sunlover 20070614: It is up to the guest to decide whether the hint is
2697	* valid. Therefore don't do any VRAM sanity checks here!
2698	*/
2699
2700	/* Have to release the lock because the pfnRequestDisplayChange
2701	* will call EMT. */
2702	alock.release();
2703
2704	VMMDev *pVMMDev = mParent->getVMMDev();
2705	if (pVMMDev)
2706	{
2707	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2708	if (pVMMDevPort)
2709	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, aWidth, aHeight, aBitsPerPixel,
2710	aDisplay, aOriginX, aOriginY,
2711	RT_BOOL(aEnabled), RT_BOOL(aChangeOrigin));
2712	}
2713	return S_OK;
2714	}
2715
2716	STDMETHODIMP Display::SetSeamlessMode (BOOL enabled)
2717	{
2718	AutoCaller autoCaller(this);
2719	if (FAILED(autoCaller.rc())) return autoCaller.rc();
2720
2721	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2722
2723	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2724	alock.release();
2725
2726	VMMDev *pVMMDev = mParent->getVMMDev();
2727	if (pVMMDev)
2728	{
2729	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2730	if (pVMMDevPort)
2731	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2732	}
2733
2734	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2735	if (!enabled)
2736	{
2737	BOOL is3denabled = FALSE;
2738
2739	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2740
2741	VMMDev *vmmDev = mParent->getVMMDev();
2742	if (is3denabled && vmmDev)
2743	{
2744	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof (VBOXCRCMDCTL_HGCM));
2745	if (!pData)
2746	{
2747	AssertMsgFailed(("RTMemAlloc failed\n"));
2748	return VERR_NO_MEMORY;
2749	}
2750
2751	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2752	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2753
2754	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2755	pData->aParms[0].u.pointer.addr = NULL;
2756	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2757
2758	int rc = crCtlSubmit(&pData->Hdr, sizeof (*pData), displayCrCmdFree, pData);
2759	if (!RT_SUCCESS(rc))
2760	{
2761	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
2762	RTMemFree(pData);
2763	}
2764	}
2765	}
2766	#endif
2767	return S_OK;
2768	}
2769
2770	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2771	BOOL Display::displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pu8Data,
2772	uint32_t u32Width, uint32_t u32Height)
2773	{
2774	BOOL is3denabled;
2775	pDisplay->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
2776	if (is3denabled && pDisplay->mCrOglCallbacks.pfnHasData())
2777	{
2778	VMMDev *pVMMDev = pDisplay->mParent->getVMMDev();
2779	if (pVMMDev)
2780	{
2781	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT)RTMemAlloc(sizeof (*pScreenshot));
2782	if (pScreenshot)
2783	{
2784	/* screen id or CRSCREEN_ALL to specify all enabled */
2785	pScreenshot->u32Screen = aScreenId;
2786	pScreenshot->u32Width = u32Width;
2787	pScreenshot->u32Height = u32Height;
2788	pScreenshot->u32Pitch = u32Width * 4;
2789	pScreenshot->pvBuffer = pu8Data;
2790	pScreenshot->pvContext = NULL;
2791	pScreenshot->pfnScreenshotBegin = NULL;
2792	pScreenshot->pfnScreenshotPerform = NULL;
2793	pScreenshot->pfnScreenshotEnd = NULL;
2794
2795	VBOXCRCMDCTL_HGCM data;
2796	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2797	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2798
2799	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2800	data.aParms[0].u.pointer.addr = pScreenshot;
2801	data.aParms[0].u.pointer.size = sizeof (*pScreenshot);
2802
2803	int rc = pDisplay->crCtlSubmitSync(&data.Hdr, sizeof (data));
2804
2805	RTMemFree(pScreenshot);
2806
2807	if (RT_SUCCESS(rc))
2808	return TRUE;
2809	else
2810	{
2811	AssertMsgFailed(("failed to get screenshot data from crOgl %d\n", rc));
2812	/* fall back to the non-3d mechanism */
2813	}
2814	}
2815	}
2816	}
2817	return FALSE;
2818	}
2819	#endif
2820
2821	int Display::displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppu8Data, size_t pcbData,
2822	uint32_t pu32Width, uint32_t pu32Height)
2823	{
2824	int rc;
2825	pDisplay->vbvaLock();
2826	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2827	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2828	{
2829	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppu8Data, pcbData, pu32Width, pu32Height);
2830	}
2831	else if (aScreenId < pDisplay->mcMonitors)
2832	{
2833	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2834
2835	uint32_t width = pFBInfo->w;
2836	uint32_t height = pFBInfo->h;
2837
2838	/* Allocate 32 bit per pixel bitmap. */
2839	size_t cbRequired = width * 4 * height;
2840
2841	if (cbRequired)
2842	{
2843	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbRequired);
2844
2845	if (pu8Data == NULL)
2846	{
2847	rc = VERR_NO_MEMORY;
2848	}
2849	else
2850	{
2851	/* Copy guest VRAM to the allocated 32bpp buffer. */
2852	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2853	int32_t xSrc = 0;
2854	int32_t ySrc = 0;
2855	uint32_t u32SrcWidth = width;
2856	uint32_t u32SrcHeight = height;
2857	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2858	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2859
2860	uint8_t *pu8Dst = pu8Data;
2861	int32_t xDst = 0;
2862	int32_t yDst = 0;
2863	uint32_t u32DstWidth = u32SrcWidth;
2864	uint32_t u32DstHeight = u32SrcHeight;
2865	uint32_t u32DstLineSize = u32DstWidth * 4;
2866	uint32_t u32DstBitsPerPixel = 32;
2867
2868	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2869	width, height,
2870	pu8Src,
2871	xSrc, ySrc,
2872	u32SrcWidth, u32SrcHeight,
2873	u32SrcLineSize, u32SrcBitsPerPixel,
2874	pu8Dst,
2875	xDst, yDst,
2876	u32DstWidth, u32DstHeight,
2877	u32DstLineSize, u32DstBitsPerPixel);
2878	if (RT_SUCCESS(rc))
2879	{
2880	*ppu8Data = pu8Data;
2881	*pcbData = cbRequired;
2882	*pu32Width = width;
2883	*pu32Height = height;
2884	}
2885	else
2886	{
2887	RTMemFree(pu8Data);
2888
2889	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2890	if ( rc == VERR_INVALID_STATE
2891	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2892	{
2893	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort,
2894	ppu8Data, pcbData, pu32Width, pu32Height);
2895	}
2896	}
2897	}
2898	}
2899	else
2900	{
2901	/* No image. */
2902	*ppu8Data = NULL;
2903	*pcbData = 0;
2904	*pu32Width = 0;
2905	*pu32Height = 0;
2906	rc = VINF_SUCCESS;
2907	}
2908	}
2909	else
2910	{
2911	rc = VERR_INVALID_PARAMETER;
2912	}
2913	pDisplay->vbvaUnlock();
2914	return rc;
2915	}
2916
2917	static int displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2918	BYTE *address, ULONG width, ULONG height)
2919	{
2920	uint8_t *pu8Data = NULL;
2921	size_t cbData = 0;
2922	uint32_t cx = 0;
2923	uint32_t cy = 0;
2924	int vrc = VINF_SUCCESS;
2925
2926	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2927	if (Display::displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t*)address, width, height))
2928	return VINF_SUCCESS;
2929	#endif
2930
2931	int cRetries = 5;
2932
2933	while (cRetries-- > 0)
2934	{
2935	/* Note! Not sure if the priority call is such a good idea here, but
2936	it would be nice to have an accurate screenshot for the bug
2937	report if the VM deadlocks. */
2938	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::displayTakeScreenshotEMT, 6,
2939	pDisplay, aScreenId, &pu8Data, &cbData, &cx, &cy);
2940	if (vrc != VERR_TRY_AGAIN)
2941	{
2942	break;
2943	}
2944
2945	RTThreadSleep(10);
2946	}
2947
2948	if (RT_SUCCESS(vrc) && pu8Data)
2949	{
2950	if (cx == width && cy == height)
2951	{
2952	/* No scaling required. */
2953	memcpy(address, pu8Data, cbData);
2954	}
2955	else
2956	{
2957	/* Scale. */
2958	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2959
2960	uint8_t *dst = address;
2961	uint8_t *src = pu8Data;
2962	int dstW = width;
2963	int dstH = height;
2964	int srcW = cx;
2965	int srcH = cy;
2966	int iDeltaLine = cx * 4;
2967
2968	BitmapScale32(dst,
2969	dstW, dstH,
2970	src,
2971	iDeltaLine,
2972	srcW, srcH);
2973	}
2974
2975	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2976	{
2977	/* This can be called from any thread. */
2978	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pu8Data);
2979	}
2980	else
2981	{
2982	RTMemFree(pu8Data);
2983	}
2984	}
2985
2986	return vrc;
2987	}
2988
2989	STDMETHODIMP Display::TakeScreenShot(ULONG aScreenId, BYTE *address, ULONG width, ULONG height)
2990	{
2991	/// @todo (r=dmik) this function may take too long to complete if the VM
2992	// is doing something like saving state right now. Which, in case if it
2993	// is called on the GUI thread, will make it unresponsive. We should
2994	// check the machine state here (by enclosing the check and VMRequCall
2995	// within the Console lock to make it atomic).
2996
2997	LogRelFlowFunc(("address=%p, width=%d, height=%d\n",
2998	address, width, height));
2999
3000	CheckComArgNotNull(address);
3001	CheckComArgExpr(width, width != 0);
3002	CheckComArgExpr(height, height != 0);
3003
3004	/* Do not allow too large screenshots. This also filters out negative
3005	* values passed as either 'width' or 'height'.
3006	*/
3007	CheckComArgExpr(width, width <= 32767);
3008	CheckComArgExpr(height, height <= 32767);
3009
3010	AutoCaller autoCaller(this);
3011	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3012
3013	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3014
3015	if (!mpDrv)
3016	return E_FAIL;
3017
3018	Console::SafeVMPtr ptrVM(mParent);
3019	if (!ptrVM.isOk())
3020	return ptrVM.rc();
3021
3022	HRESULT rc = S_OK;
3023
3024	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
3025
3026	/* Release lock because other thread (EMT) is called and it may initiate a resize
3027	* which also needs lock.
3028	*
3029	* This method does not need the lock anymore.
3030	*/
3031	alock.release();
3032
3033	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, address, width, height);
3034
3035	if (vrc == VERR_NOT_IMPLEMENTED)
3036	rc = setError(E_NOTIMPL,
3037	tr("This feature is not implemented"));
3038	else if (vrc == VERR_TRY_AGAIN)
3039	rc = setError(E_UNEXPECTED,
3040	tr("This feature is not available at this time"));
3041	else if (RT_FAILURE(vrc))
3042	rc = setError(VBOX_E_IPRT_ERROR,
3043	tr("Could not take a screenshot (%Rrc)"), vrc);
3044
3045	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3046	return rc;
3047	}
3048
3049	STDMETHODIMP Display::TakeScreenShotToArray(ULONG aScreenId, ULONG width, ULONG height,
3050	ComSafeArrayOut(BYTE, aScreenData))
3051	{
3052	LogRelFlowFunc(("width=%d, height=%d\n", width, height));
3053
3054	CheckComArgOutSafeArrayPointerValid(aScreenData);
3055	CheckComArgExpr(width, width != 0);
3056	CheckComArgExpr(height, height != 0);
3057
3058	/* Do not allow too large screenshots. This also filters out negative
3059	* values passed as either 'width' or 'height'.
3060	*/
3061	CheckComArgExpr(width, width <= 32767);
3062	CheckComArgExpr(height, height <= 32767);
3063
3064	AutoCaller autoCaller(this);
3065	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3066
3067	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3068
3069	if (!mpDrv)
3070	return E_FAIL;
3071
3072	Console::SafeVMPtr ptrVM(mParent);
3073	if (!ptrVM.isOk())
3074	return ptrVM.rc();
3075
3076	HRESULT rc = S_OK;
3077
3078	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
3079
3080	/* Release lock because other thread (EMT) is called and it may initiate a resize
3081	* which also needs lock.
3082	*
3083	* This method does not need the lock anymore.
3084	*/
3085	alock.release();
3086
3087	size_t cbData = width * 4 * height;
3088	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbData);
3089
3090	if (!pu8Data)
3091	return E_OUTOFMEMORY;
3092
3093	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, pu8Data, width, height);
3094
3095	if (RT_SUCCESS(vrc))
3096	{
3097	/* Convert pixels to format expected by the API caller: [0] R, [1] G, [2] B, [3] A. */
3098	uint8_t *pu8 = pu8Data;
3099	unsigned cPixels = width * height;
3100	while (cPixels)
3101	{
3102	uint8_t u8 = pu8[0];
3103	pu8[0] = pu8[2];
3104	pu8[2] = u8;
3105	pu8[3] = 0xff;
3106	cPixels--;
3107	pu8 += 4;
3108	}
3109
3110	com::SafeArray<BYTE> screenData(cbData);
3111	screenData.initFrom(pu8Data, cbData);
3112	screenData.detachTo(ComSafeArrayOutArg(aScreenData));
3113	}
3114	else if (vrc == VERR_NOT_IMPLEMENTED)
3115	rc = setError(E_NOTIMPL,
3116	tr("This feature is not implemented"));
3117	else
3118	rc = setError(VBOX_E_IPRT_ERROR,
3119	tr("Could not take a screenshot (%Rrc)"), vrc);
3120
3121	RTMemFree(pu8Data);
3122
3123	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3124	return rc;
3125	}
3126
3127	STDMETHODIMP Display::TakeScreenShotPNGToArray(ULONG aScreenId, ULONG width, ULONG height,
3128	ComSafeArrayOut(BYTE, aScreenData))
3129	{
3130	LogRelFlowFunc(("width=%d, height=%d\n", width, height));
3131
3132	CheckComArgOutSafeArrayPointerValid(aScreenData);
3133	CheckComArgExpr(width, width != 0);
3134	CheckComArgExpr(height, height != 0);
3135
3136	/* Do not allow too large screenshots. This also filters out negative
3137	* values passed as either 'width' or 'height'.
3138	*/
3139	CheckComArgExpr(width, width <= 32767);
3140	CheckComArgExpr(height, height <= 32767);
3141
3142	AutoCaller autoCaller(this);
3143	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3144
3145	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3146
3147	CHECK_CONSOLE_DRV(mpDrv);
3148
3149	Console::SafeVMPtr ptrVM(mParent);
3150	if (!ptrVM.isOk())
3151	return ptrVM.rc();
3152
3153	HRESULT rc = S_OK;
3154
3155	LogRelFlowFunc(("Sending SCREENSHOT request\n"));
3156
3157	/* Release lock because other thread (EMT) is called and it may initiate a resize
3158	* which also needs lock.
3159	*
3160	* This method does not need the lock anymore.
3161	*/
3162	alock.release();
3163
3164	size_t cbData = width * 4 * height;
3165	uint8_t pu8Data = (uint8_t )RTMemAlloc(cbData);
3166
3167	if (!pu8Data)
3168	return E_OUTOFMEMORY;
3169
3170	int vrc = displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, pu8Data, width, height);
3171
3172	if (RT_SUCCESS(vrc))
3173	{
3174	uint8_t *pu8PNG = NULL;
3175	uint32_t cbPNG = 0;
3176	uint32_t cxPNG = 0;
3177	uint32_t cyPNG = 0;
3178
3179	vrc = DisplayMakePNG(pu8Data, width, height, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
3180	if (RT_SUCCESS(vrc))
3181	{
3182	com::SafeArray<BYTE> screenData(cbPNG);
3183	screenData.initFrom(pu8PNG, cbPNG);
3184	if (pu8PNG)
3185	RTMemFree(pu8PNG);
3186
3187	screenData.detachTo(ComSafeArrayOutArg(aScreenData));
3188	}
3189	else
3190	{
3191	if (pu8PNG)
3192	RTMemFree(pu8PNG);
3193	rc = setError(VBOX_E_IPRT_ERROR,
3194	tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
3195	}
3196	}
3197	else if (vrc == VERR_NOT_IMPLEMENTED)
3198	rc = setError(E_NOTIMPL,
3199	tr("This feature is not implemented"));
3200	else
3201	rc = setError(VBOX_E_IPRT_ERROR,
3202	tr("Could not take a screenshot (%Rrc)"), vrc);
3203
3204	RTMemFree(pu8Data);
3205
3206	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3207	return rc;
3208	}
3209
3210	int Display::VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens))
3211	{
3212	#ifdef VBOX_WITH_VPX
3213	com::SafeArray<BOOL> Screens(ComSafeArrayInArg(aScreens));
3214	for (unsigned i = 0; i < Screens.size(); i++)
3215	maVideoRecEnabled[i] = RT_BOOL(Screens[i]);
3216	return VINF_SUCCESS;
3217	#else
3218	return VERR_NOT_IMPLEMENTED;
3219	#endif
3220	}
3221
3222	/**
3223	* Start video capturing. Does nothing if capturing is already active.
3224	*/
3225	int Display::VideoCaptureStart()
3226	{
3227	#ifdef VBOX_WITH_VPX
3228	if (VideoRecIsEnabled(mpVideoRecCtx))
3229	return VINF_SUCCESS;
3230
3231	int rc = VideoRecContextCreate(&mpVideoRecCtx, mcMonitors);
3232	if (RT_FAILURE(rc))
3233	{
3234	LogFlow(("Failed to create video recording context (%Rrc)!\n", rc));
3235	return rc;
3236	}
3237	ComPtr<IMachine> pMachine = mParent->machine();
3238	com::SafeArray<BOOL> screens;
3239	HRESULT hrc = pMachine->COMGETTER(VideoCaptureScreens)(ComSafeArrayAsOutParam(screens));
3240	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3241	for (unsigned i = 0; i < RT_ELEMENTS(maVideoRecEnabled); i++)
3242	maVideoRecEnabled[i] = i < screens.size() && screens[i];
3243	ULONG ulWidth;
3244	hrc = pMachine->COMGETTER(VideoCaptureWidth)(&ulWidth);
3245	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3246	ULONG ulHeight;
3247	hrc = pMachine->COMGETTER(VideoCaptureHeight)(&ulHeight);
3248	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3249	ULONG ulRate;
3250	hrc = pMachine->COMGETTER(VideoCaptureRate)(&ulRate);
3251	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3252	ULONG ulFPS;
3253	hrc = pMachine->COMGETTER(VideoCaptureFPS)(&ulFPS);
3254	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3255	BSTR strFile;
3256	hrc = pMachine->COMGETTER(VideoCaptureFile)(&strFile);
3257	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
3258	RTTIMESPEC ts;
3259	RTTimeNow(&ts);
3260	RTTIME time;
3261	RTTimeExplode(&time, &ts);
3262	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
3263	{
3264	char *pszAbsPath = RTPathAbsDup(com::Utf8Str(strFile).c_str());
3265	char *pszSuff = RTPathSuffix(pszAbsPath);
3266	if (pszSuff)
3267	pszSuff = RTStrDup(pszSuff);
3268	RTPathStripSuffix(pszAbsPath);
3269	if (!pszAbsPath)
3270	rc = VERR_INVALID_PARAMETER;
3271	if (!pszSuff)
3272	pszSuff = RTStrDup(".webm");
3273	char *pszName = NULL;
3274	if (RT_SUCCESS(rc))
3275	{
3276	if (mcMonitors > 1)
3277	rc = RTStrAPrintf(&pszName, "%s-%u%s", pszAbsPath, uScreen+1, pszSuff);
3278	else
3279	rc = RTStrAPrintf(&pszName, "%s%s", pszAbsPath, pszSuff);
3280	}
3281	if (RT_SUCCESS(rc))
3282	{
3283	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
3284	pszName, ulWidth, ulHeight, ulRate, ulFPS);
3285	if (rc == VERR_ALREADY_EXISTS)
3286	{
3287	RTStrFree(pszName);
3288	pszName = NULL;
3289
3290	if (mcMonitors > 1)
3291	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ-%u%s",
3292	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
3293	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
3294	uScreen+1, pszSuff);
3295	else
3296	rc = RTStrAPrintf(&pszName, "%s-%04d-%02u-%02uT%02u-%02u-%02u-%09uZ%s",
3297	pszAbsPath, time.i32Year, time.u8Month, time.u8MonthDay,
3298	time.u8Hour, time.u8Minute, time.u8Second, time.u32Nanosecond,
3299	pszSuff);
3300	if (RT_SUCCESS(rc))
3301	rc = VideoRecStrmInit(mpVideoRecCtx, uScreen,
3302	pszName, ulWidth, ulHeight, ulRate, ulFPS);
3303	}
3304	}
3305
3306	if (RT_SUCCESS(rc))
3307	LogRel(("WebM/VP8 video recording screen #%u with %ux%u @ %u kbps, %u fps to '%s' enabled.\n",
3308	uScreen, ulWidth, ulHeight, ulRate, ulFPS, pszName));
3309	else
3310	LogRel(("Failed to initialize video recording context #%u (%Rrc)!\n", uScreen, rc));
3311	RTStrFree(pszName);
3312	RTStrFree(pszSuff);
3313	RTStrFree(pszAbsPath);
3314	}
3315	return rc;
3316	#else
3317	return VERR_NOT_IMPLEMENTED;
3318	#endif
3319	}
3320
3321	/**
3322	* Stop video capturing. Does nothing if video capturing is not active.
3323	*/
3324	void Display::VideoCaptureStop()
3325	{
3326	#ifdef VBOX_WITH_VPX
3327	if (VideoRecIsEnabled(mpVideoRecCtx))
3328	LogRel(("WebM/VP8 video recording stopped.\n"));
3329	VideoRecContextClose(mpVideoRecCtx);
3330	mpVideoRecCtx = NULL;
3331	#endif
3332	}
3333
3334	int Display::drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
3335	ULONG x, ULONG y, ULONG width, ULONG height)
3336	{
3337	int rc = VINF_SUCCESS;
3338	pDisplay->vbvaLock();
3339
3340	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
3341
3342	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3343	{
3344	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3345	{
3346	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
3347	}
3348	}
3349	else if (aScreenId < pDisplay->mcMonitors)
3350	{
3351	/* Copy the bitmap to the guest VRAM. */
3352	const uint8_t *pu8Src = address;
3353	int32_t xSrc = 0;
3354	int32_t ySrc = 0;
3355	uint32_t u32SrcWidth = width;
3356	uint32_t u32SrcHeight = height;
3357	uint32_t u32SrcLineSize = width * 4;
3358	uint32_t u32SrcBitsPerPixel = 32;
3359
3360	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
3361	int32_t xDst = x;
3362	int32_t yDst = y;
3363	uint32_t u32DstWidth = pFBInfo->w;
3364	uint32_t u32DstHeight = pFBInfo->h;
3365	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
3366	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
3367
3368	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3369	width, height,
3370	pu8Src,
3371	xSrc, ySrc,
3372	u32SrcWidth, u32SrcHeight,
3373	u32SrcLineSize, u32SrcBitsPerPixel,
3374	pu8Dst,
3375	xDst, yDst,
3376	u32DstWidth, u32DstHeight,
3377	u32DstLineSize, u32DstBitsPerPixel);
3378	if (RT_SUCCESS(rc))
3379	{
3380	if (!pFBInfo->pSourceBitmap.isNull())
3381	{
3382	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
3383	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
3384	*/
3385	if ( pFBInfo->fDefaultFormat
3386	&& !pFBInfo->fDisabled)
3387	{
3388	BYTE *pAddress = NULL;
3389	ULONG ulWidth = 0;
3390	ULONG ulHeight = 0;
3391	ULONG ulBitsPerPixel = 0;
3392	ULONG ulBytesPerLine = 0;
3393	ULONG ulPixelFormat = 0;
3394
3395	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3396	&ulWidth,
3397	&ulHeight,
3398	&ulBitsPerPixel,
3399	&ulBytesPerLine,
3400	&ulPixelFormat);
3401	if (SUCCEEDED(hrc))
3402	{
3403	pu8Src = pFBInfo->pu8FramebufferVRAM;
3404	xSrc = x;
3405	ySrc = y;
3406	u32SrcWidth = pFBInfo->w;
3407	u32SrcHeight = pFBInfo->h;
3408	u32SrcLineSize = pFBInfo->u32LineSize;
3409	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3410
3411	/* Default format is 32 bpp. */
3412	pu8Dst = pAddress;
3413	xDst = xSrc;
3414	yDst = ySrc;
3415	u32DstWidth = u32SrcWidth;
3416	u32DstHeight = u32SrcHeight;
3417	u32DstLineSize = u32DstWidth * 4;
3418	u32DstBitsPerPixel = 32;
3419
3420	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3421	width, height,
3422	pu8Src,
3423	xSrc, ySrc,
3424	u32SrcWidth, u32SrcHeight,
3425	u32SrcLineSize, u32SrcBitsPerPixel,
3426	pu8Dst,
3427	xDst, yDst,
3428	u32DstWidth, u32DstHeight,
3429	u32DstLineSize, u32DstBitsPerPixel);
3430	}
3431	}
3432	}
3433
3434	pDisplay->handleDisplayUpdate(aScreenId, x, y, width, height);
3435	}
3436	}
3437	else
3438	{
3439	rc = VERR_INVALID_PARAMETER;
3440	}
3441
3442	if ( RT_SUCCESS(rc)
3443	&& pDisplay->maFramebuffers[aScreenId].u32ResizeStatus == ResizeStatus_Void)
3444	pDisplay->mParent->consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
3445
3446	pDisplay->vbvaUnlock();
3447	return rc;
3448	}
3449
3450	STDMETHODIMP Display::DrawToScreen(ULONG aScreenId, BYTE *address,
3451	ULONG x, ULONG y, ULONG width, ULONG height)
3452	{
3453	/// @todo (r=dmik) this function may take too long to complete if the VM
3454	// is doing something like saving state right now. Which, in case if it
3455	// is called on the GUI thread, will make it unresponsive. We should
3456	// check the machine state here (by enclosing the check and VMRequCall
3457	// within the Console lock to make it atomic).
3458
3459	LogRelFlowFunc(("address=%p, x=%d, y=%d, width=%d, height=%d\n",
3460	(void *)address, x, y, width, height));
3461
3462	CheckComArgNotNull(address);
3463	CheckComArgExpr(width, width != 0);
3464	CheckComArgExpr(height, height != 0);
3465
3466	AutoCaller autoCaller(this);
3467	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3468
3469	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3470
3471	CHECK_CONSOLE_DRV(mpDrv);
3472
3473	Console::SafeVMPtr ptrVM(mParent);
3474	if (!ptrVM.isOk())
3475	return ptrVM.rc();
3476
3477	/* Release lock because the call scheduled on EMT may also try to take it. */
3478	alock.release();
3479
3480	/*
3481	* Again we're lazy and make the graphics device do all the
3482	* dirty conversion work.
3483	*/
3484	int rcVBox = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::drawToScreenEMT, 7,
3485	this, aScreenId, address, x, y, width, height);
3486
3487	/*
3488	* If the function returns not supported, we'll have to do all the
3489	* work ourselves using the framebuffer.
3490	*/
3491	HRESULT rc = S_OK;
3492	if (rcVBox == VERR_NOT_SUPPORTED \|\| rcVBox == VERR_NOT_IMPLEMENTED)
3493	{
3494	/** @todo implement generic fallback for screen blitting. */
3495	rc = E_NOTIMPL;
3496	}
3497	else if (RT_FAILURE(rcVBox))
3498	rc = setError(VBOX_E_IPRT_ERROR,
3499	tr("Could not draw to the screen (%Rrc)"), rcVBox);
3500	//@todo
3501	// else
3502	// {
3503	// /* All ok. Redraw the screen. */
3504	// handleDisplayUpdate (x, y, width, height);
3505	// }
3506
3507	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3508	return rc;
3509	}
3510
3511	void Display::InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
3512	{
3513	pDisplay->vbvaLock();
3514	unsigned uScreenId;
3515	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
3516	{
3517	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3518
3519	if ( !pFBInfo->fVBVAEnabled
3520	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3521	{
3522	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort);
3523	}
3524	else
3525	{
3526	if ( !pFBInfo->fDisabled
3527	&& pFBInfo->u32ResizeStatus == ResizeStatus_Void)
3528	{
3529	/* Render complete VRAM screen to the framebuffer.
3530	* When framebuffer uses VRAM directly, just notify it to update.
3531	*/
3532	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
3533	{
3534	BYTE *pAddress = NULL;
3535	ULONG ulWidth = 0;
3536	ULONG ulHeight = 0;
3537	ULONG ulBitsPerPixel = 0;
3538	ULONG ulBytesPerLine = 0;
3539	ULONG ulPixelFormat = 0;
3540
3541	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
3542	&ulWidth,
3543	&ulHeight,
3544	&ulBitsPerPixel,
3545	&ulBytesPerLine,
3546	&ulPixelFormat);
3547	if (SUCCEEDED(hrc))
3548	{
3549	uint32_t width = pFBInfo->w;
3550	uint32_t height = pFBInfo->h;
3551
3552	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
3553	int32_t xSrc = 0;
3554	int32_t ySrc = 0;
3555	uint32_t u32SrcWidth = pFBInfo->w;
3556	uint32_t u32SrcHeight = pFBInfo->h;
3557	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
3558	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
3559
3560	/* Default format is 32 bpp. */
3561	uint8_t *pu8Dst = pAddress;
3562	int32_t xDst = xSrc;
3563	int32_t yDst = ySrc;
3564	uint32_t u32DstWidth = u32SrcWidth;
3565	uint32_t u32DstHeight = u32SrcHeight;
3566	uint32_t u32DstLineSize = u32DstWidth * 4;
3567	uint32_t u32DstBitsPerPixel = 32;
3568
3569	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
3570	* implies resize of Framebuffer is in progress and
3571	* copyrect should not be called.
3572	*/
3573	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
3574	{
3575
3576	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
3577	width, height,
3578	pu8Src,
3579	xSrc, ySrc,
3580	u32SrcWidth, u32SrcHeight,
3581	u32SrcLineSize, u32SrcBitsPerPixel,
3582	pu8Dst,
3583	xDst, yDst,
3584	u32DstWidth, u32DstHeight,
3585	u32DstLineSize, u32DstBitsPerPixel);
3586	}
3587	}
3588	}
3589
3590	pDisplay->handleDisplayUpdate (uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
3591	}
3592	}
3593	if (!fUpdateAll)
3594	break;
3595	}
3596	pDisplay->vbvaUnlock();
3597	}
3598
3599	/**
3600	* Does a full invalidation of the VM display and instructs the VM
3601	* to update it immediately.
3602	*
3603	* @returns COM status code
3604	*/
3605	STDMETHODIMP Display::InvalidateAndUpdate()
3606	{
3607	LogRelFlowFunc(("\n"));
3608
3609	AutoCaller autoCaller(this);
3610	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3611
3612	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3613
3614	CHECK_CONSOLE_DRV(mpDrv);
3615
3616	Console::SafeVMPtr ptrVM(mParent);
3617	if (!ptrVM.isOk())
3618	return ptrVM.rc();
3619
3620	HRESULT rc = S_OK;
3621
3622	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
3623
3624	/* Have to release the lock when calling EMT. */
3625	alock.release();
3626
3627	/* pdm.h says that this has to be called from the EMT thread */
3628	int rcVBox = VMR3ReqCallVoidWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::InvalidateAndUpdateEMT,
3629	3, this, 0, true);
3630	alock.acquire();
3631
3632	if (RT_FAILURE(rcVBox))
3633	rc = setError(VBOX_E_IPRT_ERROR,
3634	tr("Could not invalidate and update the screen (%Rrc)"), rcVBox);
3635
3636	LogRelFlowFunc(("rc=%Rhrc\n", rc));
3637	return rc;
3638	}
3639
3640	STDMETHODIMP Display::CompleteVHWACommand(BYTE *pCommand)
3641	{
3642	#ifdef VBOX_WITH_VIDEOHWACCEL
3643	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (PVBOXVHWACMD)pCommand);
3644	return S_OK;
3645	#else
3646	return E_NOTIMPL;
3647	#endif
3648	}
3649
3650	STDMETHODIMP Display::ViewportChanged(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3651	{
3652	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3653
3654	if (mcMonitors <= aScreenId)
3655	{
3656	AssertMsgFailed(("invalid screen id\n"));
3657	return E_INVALIDARG;
3658	}
3659
3660	BOOL is3denabled;
3661	mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3662
3663	if (is3denabled)
3664	{
3665	int rc = crViewportNotify(aScreenId, x, y, width, height);
3666	if (RT_FAILURE(rc))
3667	{
3668	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
3669	pFb->pendingViewportInfo.fPending = true;
3670	pFb->pendingViewportInfo.x = x;
3671	pFb->pendingViewportInfo.y = y;
3672	pFb->pendingViewportInfo.width = width;
3673	pFb->pendingViewportInfo.height = height;
3674	}
3675	}
3676	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
3677	return S_OK;
3678	}
3679
3680	STDMETHODIMP Display::QuerySourceBitmap(ULONG aScreenId,
3681	IDisplaySourceBitmap **aDisplaySourceBitmap)
3682	{
3683	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
3684
3685	AutoCaller autoCaller(this);
3686	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3687
3688	Console::SafeVMPtr ptrVM(mParent);
3689	if (!ptrVM.isOk())
3690	return ptrVM.rc();
3691
3692	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
3693
3694	if (aScreenId >= mcMonitors)
3695	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
3696	aScreenId, mcMonitors);
3697
3698	HRESULT hr = querySourceBitmap(aScreenId, aDisplaySourceBitmap);
3699
3700	alock.release();
3701
3702	LogRelFlowFunc(("%Rhrc\n", hr));
3703	return hr;
3704	}
3705
3706	// private methods
3707	/////////////////////////////////////////////////////////////////////////////
3708
3709	HRESULT Display::querySourceBitmap(ULONG aScreenId,
3710	IDisplaySourceBitmap **ppDisplaySourceBitmap)
3711	{
3712	HRESULT hr = S_OK;
3713
3714	if (!mfSourceBitmapEnabled)
3715	{
3716	*ppDisplaySourceBitmap = NULL;
3717	return E_FAIL;
3718	}
3719
3720	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
3721	if (pFBInfo->pSourceBitmap.isNull())
3722	{
3723	/* Create a new object. */
3724	ComObjPtr<DisplaySourceBitmap> obj;
3725	hr = obj.createObject();
3726	if (SUCCEEDED(hr))
3727	{
3728	hr = obj->init(this, aScreenId, pFBInfo);
3729	}
3730
3731	if (SUCCEEDED(hr))
3732	{
3733	pFBInfo->pSourceBitmap = obj;
3734
3735	/* Whether VRAM must be copied to the internal buffer. */
3736	pFBInfo->fDefaultFormat = !obj->usesVRAM();
3737
3738	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
3739	{
3740	/* Start buffer updates. */
3741	BYTE *pAddress = NULL;
3742	ULONG ulWidth = 0;
3743	ULONG ulHeight = 0;
3744	ULONG ulBitsPerPixel = 0;
3745	ULONG ulBytesPerLine = 0;
3746	ULONG ulPixelFormat = 0;
3747
3748	obj->QueryBitmapInfo(&pAddress,
3749	&ulWidth,
3750	&ulHeight,
3751	&ulBitsPerPixel,
3752	&ulBytesPerLine,
3753	&ulPixelFormat);
3754
3755	mpDrv->IConnector.pu8Data = pAddress;
3756	mpDrv->IConnector.cbScanline = ulBytesPerLine;
3757	mpDrv->IConnector.cBits = ulBitsPerPixel;
3758	mpDrv->IConnector.cx = ulWidth;
3759	mpDrv->IConnector.cy = ulHeight;
3760
3761	if (pFBInfo->fDefaultFormat)
3762	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
3763	}
3764
3765	if (pFBInfo->fDefaultFormat)
3766	{
3767	/* @todo make sure that the bitmap contains the latest image? */
3768	}
3769	}
3770	}
3771
3772	if (SUCCEEDED(hr))
3773	{
3774	pFBInfo->pSourceBitmap->AddRef();
3775	*ppDisplaySourceBitmap = pFBInfo->pSourceBitmap;
3776	}
3777
3778	return hr;
3779	}
3780
3781	/**
3782	* Helper to update the display information from the framebuffer.
3783	*
3784	* @thread EMT
3785	*/
3786	int Display::updateDisplayData(void)
3787	{
3788	LogRelFlowFunc(("\n"));
3789
3790	/* the driver might not have been constructed yet */
3791	if (!mpDrv)
3792	return VINF_SUCCESS;
3793
3794	#ifdef VBOX_STRICT
3795	/*
3796	* Sanity check. Note that this method may be called on EMT after Console
3797	* has started the power down procedure (but before our #drvDestruct() is
3798	* called, in which case pVM will already be NULL but mpDrv will not). Since
3799	* we don't really need pVM to proceed, we avoid this check in the release
3800	* build to save some ms (necessary to construct SafeVMPtrQuiet) in this
3801	* time-critical method.
3802	*/
3803	Console::SafeVMPtrQuiet ptrVM(mParent);
3804	if (ptrVM.isOk())
3805	{
3806	PVM pVM = VMR3GetVM(ptrVM.rawUVM());
3807	Assert(VM_IS_EMT(pVM));
3808	}
3809	#endif
3810
3811	/* The method is only relevant to the primary framebuffer. */
3812	IFramebuffer *pFramebuffer = maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN].pFramebuffer;
3813
3814	if (pFramebuffer)
3815	{
3816	HRESULT rc;
3817	BYTE *address = 0;
3818	rc = pFramebuffer->COMGETTER(Address) (&address);
3819	AssertComRC (rc);
3820	ULONG bytesPerLine = 0;
3821	rc = pFramebuffer->COMGETTER(BytesPerLine) (&bytesPerLine);
3822	AssertComRC (rc);
3823	ULONG bitsPerPixel = 0;
3824	rc = pFramebuffer->COMGETTER(BitsPerPixel) (&bitsPerPixel);
3825	AssertComRC (rc);
3826	ULONG width = 0;
3827	rc = pFramebuffer->COMGETTER(Width) (&width);
3828	AssertComRC (rc);
3829	ULONG height = 0;
3830	rc = pFramebuffer->COMGETTER(Height) (&height);
3831	AssertComRC (rc);
3832
3833	if ( (width != mLastWidth && mLastWidth != 0)
3834	\|\| (height != mLastHeight && mLastHeight != 0))
3835	{
3836	LogRel(("updateDisplayData: size mismatch w %d(%d) h %d(%d)\n",
3837	width, mLastWidth, height, mLastHeight));
3838	return VERR_INVALID_STATE;
3839	}
3840
3841	mpDrv->IConnector.pu8Data = (uint8_t *) address;
3842	mpDrv->IConnector.cbScanline = bytesPerLine;
3843	mpDrv->IConnector.cBits = bitsPerPixel;
3844	mpDrv->IConnector.cx = width;
3845	mpDrv->IConnector.cy = height;
3846	}
3847	else
3848	{
3849	/* black hole */
3850	mpDrv->IConnector.pu8Data = NULL;
3851	mpDrv->IConnector.cbScanline = 0;
3852	mpDrv->IConnector.cBits = 0;
3853	mpDrv->IConnector.cx = 0;
3854	mpDrv->IConnector.cy = 0;
3855	}
3856	LogRelFlowFunc(("leave\n"));
3857	return VINF_SUCCESS;
3858	}
3859
3860	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3861	int Display::crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3862	{
3863	VMMDev *pVMMDev = mParent->getVMMDev();
3864	if (!pVMMDev)
3865	return VERR_INVALID_STATE;
3866
3867	size_t cbData = RT_UOFFSETOF(VBOXCRCMDCTL_HGCM, aParms[5]);
3868	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)alloca(cbData);
3869
3870	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3871	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3872
3873	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3874	pData->aParms[0].u.uint32 = aScreenId;
3875
3876	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3877	pData->aParms[1].u.uint32 = x;
3878
3879	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3880	pData->aParms[2].u.uint32 = y;
3881
3882	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3883	pData->aParms[3].u.uint32 = width;
3884
3885	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3886	pData->aParms[4].u.uint32 = height;
3887
3888	return crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, cbData);
3889	}
3890	#endif
3891
3892	#ifdef VBOX_WITH_CRHGSMI
3893	void Display::setupCrHgsmiData(void)
3894	{
3895	VMMDev *pVMMDev = mParent->getVMMDev();
3896	Assert(pVMMDev);
3897	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3898	AssertRC(rc);
3899
3900	if (pVMMDev)
3901	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3902	else
3903	rc = VERR_GENERAL_FAILURE;
3904
3905	if (RT_SUCCESS(rc))
3906	{
3907	Assert(mhCrOglSvc);
3908	/* setup command completion callback */
3909	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3910	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3911	Completion.Hdr.cbCmd = sizeof (Completion);
3912	Completion.hCompletion = mpDrv->pVBVACallbacks;
3913	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3914
3915	VBOXHGCMSVCPARM parm;
3916	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3917	parm.u.pointer.addr = &Completion;
3918	parm.u.pointer.size = 0;
3919
3920	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3921	if (RT_SUCCESS(rc))
3922	mCrOglCallbacks = Completion.MainInterface;
3923	else
3924	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed rc %d", rc));
3925	}
3926
3927	if (RT_FAILURE(rc))
3928	mhCrOglSvc = NULL;
3929
3930	RTCritSectRwLeaveExcl(&mCrOglLock);
3931	}
3932
3933	void Display::destructCrHgsmiData(void)
3934	{
3935	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3936	AssertRC(rc);
3937	mhCrOglSvc = NULL;
3938	RTCritSectRwLeaveExcl(&mCrOglLock);
3939	}
3940	#endif
3941
3942	/**
3943	* Changes the current frame buffer. Called on EMT to avoid both
3944	* race conditions and excessive locking.
3945	*
3946	* @note locks this object for writing
3947	* @thread EMT
3948	*/
3949	/* static */
3950	DECLCALLBACK(int) Display::changeFramebuffer (Display that, IFramebuffer aFB,
3951	unsigned uScreenId)
3952	{
3953	LogRelFlowFunc(("uScreenId = %d\n", uScreenId));
3954
3955	AssertReturn(that, VERR_INVALID_PARAMETER);
3956	AssertReturn(uScreenId < that->mcMonitors, VERR_INVALID_PARAMETER);
3957
3958	AutoCaller autoCaller(that);
3959	if (FAILED(autoCaller.rc())) return autoCaller.rc();
3960
3961	AutoWriteLock alock(that COMMA_LOCKVAL_SRC_POS);
3962
3963	DISPLAYFBINFO *pDisplayFBInfo = &that->maFramebuffers[uScreenId];
3964	pDisplayFBInfo->pFramebuffer = aFB;
3965
3966	that->mParent->consoleVRDPServer()->SendResize ();
3967
3968	/* The driver might not have been constructed yet */
3969	if (that->mpDrv)
3970	{
3971	/* Setup the new framebuffer, the resize will lead to an updateDisplayData call. */
3972	DISPLAYFBINFO *pFBInfo = &that->maFramebuffers[uScreenId];
3973
3974	#if defined(VBOX_WITH_CROGL)
3975	/* Release the lock, because SHCRGL_HOST_FN_SCREEN_CHANGED will read current framebuffer */
3976	{
3977	BOOL is3denabled;
3978	that->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
3979
3980	if (is3denabled)
3981	{
3982	alock.release();
3983	}
3984	}
3985	#endif
3986
3987	if (pFBInfo->fVBVAEnabled && pFBInfo->pu8FramebufferVRAM)
3988	{
3989	/* This display in VBVA mode. Resize it to the last guest resolution,
3990	* if it has been reported.
3991	*/
3992	that->handleDisplayResize(uScreenId, pFBInfo->u16BitsPerPixel,
3993	pFBInfo->pu8FramebufferVRAM,
3994	pFBInfo->u32LineSize,
3995	pFBInfo->w,
3996	pFBInfo->h,
3997	pFBInfo->flags);
3998	}
3999	else if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4000	{
4001	/* VGA device mode, only for the primary screen. */
4002	that->handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, that->mLastBitsPerPixel,
4003	that->mLastAddress,
4004	that->mLastBytesPerLine,
4005	that->mLastWidth,
4006	that->mLastHeight,
4007	that->mLastFlags);
4008	}
4009	}
4010
4011	LogRelFlowFunc(("leave\n"));
4012	return VINF_SUCCESS;
4013	}
4014
4015	/**
4016	* Handle display resize event issued by the VGA device for the primary screen.
4017	*
4018	* @see PDMIDISPLAYCONNECTOR::pfnResize
4019	*/
4020	DECLCALLBACK(int) Display::displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
4021	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
4022	{
4023	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4024
4025	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
4026	bpp, pvVRAM, cbLine, cx, cy));
4027
4028	return pDrv->pDisplay->handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, VBVA_SCREEN_F_ACTIVE);
4029	}
4030
4031	/**
4032	* Handle display update.
4033	*
4034	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
4035	*/
4036	DECLCALLBACK(void) Display::displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
4037	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
4038	{
4039	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4040
4041	#ifdef DEBUG_sunlover
4042	LogFlowFunc(("mfVideoAccelEnabled = %d, %d,%d %dx%d\n",
4043	pDrv->pDisplay->mfVideoAccelEnabled, x, y, cx, cy));
4044	#endif /* DEBUG_sunlover */
4045
4046	/* This call does update regardless of VBVA status.
4047	* But in VBVA mode this is called only as result of
4048	* pfnUpdateDisplayAll in the VGA device.
4049	*/
4050
4051	pDrv->pDisplay->handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
4052	}
4053
4054	/**
4055	* Periodic display refresh callback.
4056	*
4057	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
4058	* @thread EMT
4059	*/
4060	DECLCALLBACK(void) Display::displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
4061	{
4062	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4063
4064	#ifdef DEBUG_sunlover
4065	STAM_PROFILE_START(&g_StatDisplayRefresh, a);
4066	#endif /* DEBUG_sunlover */
4067
4068	#ifdef DEBUG_sunlover_2
4069	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
4070	pDrv->pDisplay->mfVideoAccelEnabled));
4071	#endif /* DEBUG_sunlover_2 */
4072
4073	Display *pDisplay = pDrv->pDisplay;
4074	bool fNoUpdate = false; /* Do not update the display if any of the framebuffers is being resized. */
4075	unsigned uScreenId;
4076
4077	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
4078	{
4079	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
4080
4081	/* Check the resize status. The status can be checked normally because
4082	* the status affects only the EMT.
4083	*/
4084	uint32_t u32ResizeStatus = pFBInfo->u32ResizeStatus;
4085
4086	if (u32ResizeStatus == ResizeStatus_UpdateDisplayData)
4087	{
4088	LogRelFlowFunc(("ResizeStatus_UpdateDisplayData %d\n", uScreenId));
4089	fNoUpdate = true; /* Always set it here, because pfnUpdateDisplayAll can cause a new resize. */
4090	/* The framebuffer was resized and display data need to be updated. */
4091	pDisplay->handleResizeCompletedEMT(uScreenId, FALSE);
4092	if (pFBInfo->u32ResizeStatus != ResizeStatus_Void)
4093	{
4094	/* The resize status could be not Void here because a pending resize is issued. */
4095	continue;
4096	}
4097
4098	/* Repaint the display because VM continued to run during the framebuffer resize. */
4099	pDisplay->InvalidateAndUpdateEMT(pDisplay, uScreenId, false);
4100
4101	/* Continue with normal processing because the status here is ResizeStatus_Void. */
4102	}
4103	else if (u32ResizeStatus == ResizeStatus_InProgress)
4104	{
4105	/* The framebuffer is being resized. Do not call the VGA device back. Immediately return. */
4106	LogRelFlowFunc(("ResizeStatus_InProcess\n"));
4107	fNoUpdate = true;
4108	continue;
4109	}
4110	}
4111
4112	if (!fNoUpdate)
4113	{
4114	int rc = pDisplay->videoAccelRefreshProcess();
4115	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
4116	{
4117	if (rc == VWRN_INVALID_STATE)
4118	{
4119	/* No VBVA do a display update. */
4120	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN];
4121	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
4122	{
4123	pDisplay->vbvaLock();
4124	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
4125	pDisplay->vbvaUnlock();
4126	}
4127	}
4128
4129	/* Inform the VRDP server that the current display update sequence is
4130	* completed. At this moment the framebuffer memory contains a definite
4131	* image, that is synchronized with the orders already sent to VRDP client.
4132	* The server can now process redraw requests from clients or initial
4133	* fullscreen updates for new clients.
4134	*/
4135	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
4136	{
4137	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
4138
4139	if (pFBInfo->u32ResizeStatus == ResizeStatus_Void)
4140	{
4141	Assert (pDisplay->mParent && pDisplay->mParent->consoleVRDPServer());
4142	pDisplay->mParent->consoleVRDPServer()->SendUpdate (uScreenId, NULL, 0);
4143	}
4144	}
4145	}
4146	}
4147
4148	#ifdef VBOX_WITH_VPX
4149	if (VideoRecIsEnabled(pDisplay->mpVideoRecCtx))
4150	{
4151	do {
4152	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4153	BOOL is3denabled;
4154	pDisplay->mParent->machine()->COMGETTER(Accelerate3DEnabled)(&is3denabled);
4155	if (is3denabled)
4156	{
4157	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
4158	{
4159	if (pDisplay->mCrOglCallbacks.pfnHasData())
4160	{
4161	/* submit */
4162	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
4163
4164	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4165	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
4166
4167	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4168	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
4169	pData->aParms[0].u.pointer.size = sizeof (pDisplay->mCrOglScreenshotData);
4170	int rc = pDisplay->crCtlSubmit(&pData->Hdr, sizeof (*pData), displayCrCmdFree, pData);
4171	if (!RT_SUCCESS(rc))
4172	AssertMsgFailed(("crCtlSubmit failed rc %d\n", rc));
4173	}
4174
4175	/* no 3D data available, or error has occured,
4176	* go the straight way */
4177	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
4178	}
4179	else
4180	{
4181	/* record request is still in progress, don't do anything */
4182	break;
4183	}
4184	}
4185	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
4186
4187	uint64_t u64Now = RTTimeProgramMilliTS();
4188	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
4189	{
4190	if (!pDisplay->maVideoRecEnabled[uScreenId])
4191	continue;
4192
4193	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
4194
4195	if ( !pFBInfo->pFramebuffer.isNull()
4196	&& !pFBInfo->fDisabled
4197	&& pFBInfo->u32ResizeStatus == ResizeStatus_Void)
4198	{
4199	int rc = VERR_NOT_SUPPORTED;
4200	if ( pFBInfo->fVBVAEnabled
4201	&& pFBInfo->pu8FramebufferVRAM)
4202	{
4203	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
4204	FramebufferPixelFormat_FOURCC_RGB,
4205	pFBInfo->u16BitsPerPixel,
4206	pFBInfo->u32LineSize, pFBInfo->w, pFBInfo->h,
4207	pFBInfo->pu8FramebufferVRAM, u64Now);
4208	}
4209	else if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && pDrv->IConnector.pu8Data)
4210	{
4211	rc = VideoRecCopyToIntBuf(pDisplay->mpVideoRecCtx, uScreenId, 0, 0,
4212	FramebufferPixelFormat_FOURCC_RGB,
4213	pDrv->IConnector.cBits,
4214	pDrv->IConnector.cbScanline, pDrv->IConnector.cx,
4215	pDrv->IConnector.cy, pDrv->IConnector.pu8Data, u64Now);
4216	}
4217	if (rc == VINF_TRY_AGAIN)
4218	break;
4219	}
4220	}
4221	} while (0);
4222	}
4223	#endif /* VBOX_WITH_VPX */
4224
4225	#ifdef DEBUG_sunlover
4226	STAM_PROFILE_STOP(&g_StatDisplayRefresh, a);
4227	#endif /* DEBUG_sunlover */
4228	#ifdef DEBUG_sunlover_2
4229	LogFlowFunc(("leave\n"));
4230	#endif /* DEBUG_sunlover_2 */
4231	}
4232
4233	/**
4234	* Reset notification
4235	*
4236	* @see PDMIDISPLAYCONNECTOR::pfnReset
4237	*/
4238	DECLCALLBACK(void) Display::displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
4239	{
4240	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4241
4242	LogRelFlowFunc(("\n"));
4243
4244	/* Disable VBVA mode. */
4245	pDrv->pDisplay->VideoAccelEnable (false, NULL);
4246	}
4247
4248	/**
4249	* LFBModeChange notification
4250	*
4251	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
4252	*/
4253	DECLCALLBACK(void) Display::displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
4254	{
4255	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4256
4257	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
4258
4259	NOREF(fEnabled);
4260
4261	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
4262	/* The LFBModeChange function is called under DevVGA lock. Postpone disabling VBVA, do it in the refresh timer. */
4263	ASMAtomicWriteU32(&pDrv->pDisplay->mfu32PendingVideoAccelDisable, true);
4264	}
4265
4266	/**
4267	* Adapter information change notification.
4268	*
4269	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
4270	*/
4271	DECLCALLBACK(void) Display::displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
4272	uint32_t u32VRAMSize)
4273	{
4274	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4275
4276	if (pvVRAM == NULL)
4277	{
4278	unsigned i;
4279	for (i = 0; i < pDrv->pDisplay->mcMonitors; i++)
4280	{
4281	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[i];
4282
4283	pFBInfo->u32Offset = 0;
4284	pFBInfo->u32MaxFramebufferSize = 0;
4285	pFBInfo->u32InformationSize = 0;
4286	}
4287	}
4288	#ifndef VBOX_WITH_HGSMI
4289	else
4290	{
4291	uint8_t pu8 = (uint8_t )pvVRAM;
4292	pu8 += u32VRAMSize - VBOX_VIDEO_ADAPTER_INFORMATION_SIZE;
4293
4294	// @todo
4295	uint8_t *pu8End = pu8 + VBOX_VIDEO_ADAPTER_INFORMATION_SIZE;
4296
4297	VBOXVIDEOINFOHDR *pHdr;
4298
4299	for (;;)
4300	{
4301	pHdr = (VBOXVIDEOINFOHDR *)pu8;
4302	pu8 += sizeof (VBOXVIDEOINFOHDR);
4303
4304	if (pu8 >= pu8End)
4305	{
4306	LogRel(("VBoxVideo: Guest adapter information overflow!!!\n"));
4307	break;
4308	}
4309
4310	if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_DISPLAY)
4311	{
4312	if (pHdr->u16Length != sizeof (VBOXVIDEOINFODISPLAY))
4313	{
4314	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "DISPLAY", pHdr->u16Length));
4315	break;
4316	}
4317
4318	VBOXVIDEOINFODISPLAY pDisplay = (VBOXVIDEOINFODISPLAY )pu8;
4319
4320	if (pDisplay->u32Index >= pDrv->pDisplay->mcMonitors)
4321	{
4322	LogRel(("VBoxVideo: Guest adapter information invalid display index %d!!!\n", pDisplay->u32Index));
4323	break;
4324	}
4325
4326	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[pDisplay->u32Index];
4327
4328	pFBInfo->u32Offset = pDisplay->u32Offset;
4329	pFBInfo->u32MaxFramebufferSize = pDisplay->u32FramebufferSize;
4330	pFBInfo->u32InformationSize = pDisplay->u32InformationSize;
4331
4332	LogRelFlow(("VBOX_VIDEO_INFO_TYPE_DISPLAY: %d: at 0x%08X, size 0x%08X, info 0x%08X\n", pDisplay->u32Index,
4333	pDisplay->u32Offset, pDisplay->u32FramebufferSize, pDisplay->u32InformationSize));
4334	}
4335	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_QUERY_CONF32)
4336	{
4337	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOQUERYCONF32))
4338	{
4339	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "CONF32", pHdr->u16Length));
4340	break;
4341	}
4342
4343	VBOXVIDEOINFOQUERYCONF32 pConf32 = (VBOXVIDEOINFOQUERYCONF32 )pu8;
4344
4345	switch (pConf32->u32Index)
4346	{
4347	case VBOX_VIDEO_QCI32_MONITOR_COUNT:
4348	{
4349	pConf32->u32Value = pDrv->pDisplay->mcMonitors;
4350	} break;
4351
4352	case VBOX_VIDEO_QCI32_OFFSCREEN_HEAP_SIZE:
4353	{
4354	/* @todo make configurable. */
4355	pConf32->u32Value = _1M;
4356	} break;
4357
4358	default:
4359	LogRel(("VBoxVideo: CONF32 %d not supported!!! Skipping.\n", pConf32->u32Index));
4360	}
4361	}
4362	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_END)
4363	{
4364	if (pHdr->u16Length != 0)
4365	{
4366	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "END", pHdr->u16Length));
4367	break;
4368	}
4369
4370	break;
4371	}
4372	else if (pHdr->u8Type != VBOX_VIDEO_INFO_TYPE_NV_HEAP)
4373	{
4374	/** @todo why is Additions/WINNT/Graphics/Miniport/VBoxVideo. cpp pushing this to us? */
4375	LogRel(("Guest adapter information contains unsupported type %d. The block has been skipped.\n", pHdr->u8Type));
4376	}
4377
4378	pu8 += pHdr->u16Length;
4379	}
4380	}
4381	#endif /* !VBOX_WITH_HGSMI */
4382	}
4383
4384	/**
4385	* Display information change notification.
4386	*
4387	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
4388	*/
4389	DECLCALLBACK(void) Display::displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, unsigned uScreenId)
4390	{
4391	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4392
4393	if (uScreenId >= pDrv->pDisplay->mcMonitors)
4394	{
4395	LogRel(("VBoxVideo: Guest display information invalid display index %d!!!\n", uScreenId));
4396	return;
4397	}
4398
4399	/* Get the display information structure. */
4400	DISPLAYFBINFO *pFBInfo = &pDrv->pDisplay->maFramebuffers[uScreenId];
4401
4402	uint8_t pu8 = (uint8_t )pvVRAM;
4403	pu8 += pFBInfo->u32Offset + pFBInfo->u32MaxFramebufferSize;
4404
4405	// @todo
4406	uint8_t *pu8End = pu8 + pFBInfo->u32InformationSize;
4407
4408	VBOXVIDEOINFOHDR *pHdr;
4409
4410	for (;;)
4411	{
4412	pHdr = (VBOXVIDEOINFOHDR *)pu8;
4413	pu8 += sizeof (VBOXVIDEOINFOHDR);
4414
4415	if (pu8 >= pu8End)
4416	{
4417	LogRel(("VBoxVideo: Guest display information overflow!!!\n"));
4418	break;
4419	}
4420
4421	if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_SCREEN)
4422	{
4423	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOSCREEN))
4424	{
4425	LogRel(("VBoxVideo: Guest display information %s invalid length %d!!!\n", "SCREEN", pHdr->u16Length));
4426	break;
4427	}
4428
4429	VBOXVIDEOINFOSCREEN pScreen = (VBOXVIDEOINFOSCREEN )pu8;
4430
4431	pFBInfo->xOrigin = pScreen->xOrigin;
4432	pFBInfo->yOrigin = pScreen->yOrigin;
4433
4434	pFBInfo->w = pScreen->u16Width;
4435	pFBInfo->h = pScreen->u16Height;
4436
4437	LogRelFlow(("VBOX_VIDEO_INFO_TYPE_SCREEN: (%p) %d: at %d,%d, linesize 0x%X, size %dx%d, bpp %d, flags 0x%02X\n",
4438	pHdr, uScreenId, pScreen->xOrigin, pScreen->yOrigin, pScreen->u32LineSize, pScreen->u16Width,
4439	pScreen->u16Height, pScreen->bitsPerPixel, pScreen->u8Flags));
4440
4441	if (uScreenId != VBOX_VIDEO_PRIMARY_SCREEN)
4442	{
4443	/* Primary screen resize is eeeeeeeee by the VGA device. */
4444	if (pFBInfo->fDisabled)
4445	{
4446	pFBInfo->fDisabled = false;
4447	fireGuestMonitorChangedEvent(pDrv->pDisplay->mParent->getEventSource(),
4448	GuestMonitorChangedEventType_Enabled,
4449	uScreenId,
4450	pFBInfo->xOrigin, pFBInfo->yOrigin,
4451	pFBInfo->w, pFBInfo->h);
4452	}
4453
4454	pDrv->pDisplay->handleDisplayResize(uScreenId, pScreen->bitsPerPixel,
4455	(uint8_t *)pvVRAM + pFBInfo->u32Offset,
4456	pScreen->u32LineSize,
4457	pScreen->u16Width, pScreen->u16Height,
4458	VBVA_SCREEN_F_ACTIVE);
4459	}
4460	}
4461	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_END)
4462	{
4463	if (pHdr->u16Length != 0)
4464	{
4465	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "END", pHdr->u16Length));
4466	break;
4467	}
4468
4469	break;
4470	}
4471	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_HOST_EVENTS)
4472	{
4473	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOHOSTEVENTS))
4474	{
4475	LogRel(("VBoxVideo: Guest display information %s invalid length %d!!!\n", "HOST_EVENTS", pHdr->u16Length));
4476	break;
4477	}
4478
4479	VBOXVIDEOINFOHOSTEVENTS pHostEvents = (VBOXVIDEOINFOHOSTEVENTS )pu8;
4480
4481	pFBInfo->pHostEvents = pHostEvents;
4482
4483	LogFlow(("VBOX_VIDEO_INFO_TYPE_HOSTEVENTS: (%p)\n",
4484	pHostEvents));
4485	}
4486	else if (pHdr->u8Type == VBOX_VIDEO_INFO_TYPE_LINK)
4487	{
4488	if (pHdr->u16Length != sizeof (VBOXVIDEOINFOLINK))
4489	{
4490	LogRel(("VBoxVideo: Guest adapter information %s invalid length %d!!!\n", "LINK", pHdr->u16Length));
4491	break;
4492	}
4493
4494	VBOXVIDEOINFOLINK pLink = (VBOXVIDEOINFOLINK )pu8;
4495	pu8 += pLink->i32Offset;
4496	}
4497	else
4498	{
4499	LogRel(("Guest display information contains unsupported type %d\n", pHdr->u8Type));
4500	}
4501
4502	pu8 += pHdr->u16Length;
4503	}
4504	}
4505
4506	#ifdef VBOX_WITH_VIDEOHWACCEL
4507
4508	#ifndef S_FALSE
4509	# define S_FALSE ((HRESULT)1L)
4510	#endif
4511
4512	int Display::handleVHWACommandProcess(PVBOXVHWACMD pCommand)
4513	{
4514	unsigned id = (unsigned)pCommand->iDisplay;
4515	int rc = VINF_SUCCESS;
4516	if (id >= mcMonitors)
4517	return VERR_INVALID_PARAMETER;
4518
4519	ComPtr<IFramebuffer> pFramebuffer;
4520	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
4521	pFramebuffer = maFramebuffers[id].pFramebuffer;
4522	arlock.release();
4523
4524	if (pFramebuffer == NULL)
4525	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
4526
4527	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE*)pCommand);
4528	if (hr == S_FALSE)
4529	return VINF_SUCCESS;
4530	else if (SUCCEEDED(hr))
4531	return VINF_CALLBACK_RETURN;
4532	else if (hr == E_ACCESSDENIED)
4533	return VERR_INVALID_STATE; /* notify we can not handle request atm */
4534	else if (hr == E_NOTIMPL)
4535	return VERR_NOT_IMPLEMENTED;
4536	return VERR_GENERAL_FAILURE;
4537	}
4538
4539	DECLCALLBACK(int) Display::displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand)
4540	{
4541	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4542
4543	return pDrv->pDisplay->handleVHWACommandProcess(pCommand);
4544	}
4545	#endif
4546
4547	#ifdef VBOX_WITH_CRHGSMI
4548	void Display::handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4549	{
4550	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
4551	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
4552	}
4553
4554	void Display::handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
4555	{
4556	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
4557	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
4558	}
4559
4560	void Display::handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd)
4561	{
4562	int rc = VERR_NOT_SUPPORTED;
4563	VBOXHGCMSVCPARM parm;
4564	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4565	parm.u.pointer.addr = pCmd;
4566	parm.u.pointer.size = cbCmd;
4567
4568	if (mhCrOglSvc)
4569	{
4570	VMMDev *pVMMDev = mParent->getVMMDev();
4571	if (pVMMDev)
4572	{
4573	/* no completion callback is specified with this call,
4574	* the CrOgl code will complete the CrHgsmi command once it processes it */
4575	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
4576	AssertRC(rc);
4577	if (RT_SUCCESS(rc))
4578	return;
4579	}
4580	else
4581	rc = VERR_INVALID_STATE;
4582	}
4583
4584	/* we are here because something went wrong with command processing, complete it */
4585	handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
4586	}
4587
4588	void Display::handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl)
4589	{
4590	int rc = VERR_NOT_SUPPORTED;
4591	VBOXHGCMSVCPARM parm;
4592	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4593	parm.u.pointer.addr = pCtl;
4594	parm.u.pointer.size = cbCtl;
4595
4596	if (mhCrOglSvc)
4597	{
4598	VMMDev *pVMMDev = mParent->getVMMDev();
4599	if (pVMMDev)
4600	{
4601	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
4602	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
4603	Display::displayCrHgsmiControlCompletion, this);
4604	AssertRC(rc);
4605	if (RT_SUCCESS(rc))
4606	{
4607	if (fCheckPendingViewport)
4608	{
4609	ULONG ul;
4610	for (ul = 0; ul < mcMonitors; ul++)
4611	{
4612	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
4613	if (!pFb->pendingViewportInfo.fPending)
4614	continue;
4615
4616	rc = crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
4617	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
4618	if (RT_SUCCESS(rc))
4619	pFb->pendingViewportInfo.fPending = false;
4620	else
4621	{
4622	AssertMsgFailed(("crViewportNotify failed %d\n", rc));
4623	rc = VINF_SUCCESS;
4624	}
4625	}
4626	}
4627	return;
4628	}
4629	}
4630	else
4631	rc = VERR_INVALID_STATE;
4632	}
4633
4634	/* we are here because something went wrong with command processing, complete it */
4635	handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
4636	}
4637
4638	DECLCALLBACK(void) Display::displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd,
4639	uint32_t cbCmd)
4640	{
4641	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4642
4643	pDrv->pDisplay->handleCrHgsmiCommandProcess(pCmd, cbCmd);
4644	}
4645
4646	DECLCALLBACK(void) Display::displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd,
4647	uint32_t cbCmd)
4648	{
4649	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4650
4651	pDrv->pDisplay->handleCrHgsmiControlProcess(pCmd, cbCmd);
4652	}
4653
4654	DECLCALLBACK(void) Display::displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4655	void *pvContext)
4656	{
4657	AssertMsgFailed(("not expected!"));
4658	Display pDisplay = (Display )pvContext;
4659	pDisplay->handleCrHgsmiCommandCompletion(result, u32Function, pParam);
4660	}
4661
4662	DECLCALLBACK(void) Display::displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4663	void *pvContext)
4664	{
4665	Display pDisplay = (Display )pvContext;
4666	pDisplay->handleCrHgsmiControlCompletion(result, u32Function, pParam);
4667
4668	}
4669	#endif
4670
4671	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4672	DECLCALLBACK(void) Display::displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
4673	void *pvContext)
4674	{
4675	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL)pParam->u.pointer.addr;
4676	if (pCmd->u.pfnInternal)
4677	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
4678	}
4679
4680	int Display::handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
4681	PFNCRCTLCOMPLETION pfnCompletion,
4682	void *pvCompletion)
4683	{
4684	VMMDev *pVMMDev = mParent ? mParent->getVMMDev() : NULL;
4685	if (!pVMMDev)
4686	{
4687	AssertMsgFailed(("no vmmdev\n"));
4688	return VERR_INVALID_STATE;
4689	}
4690
4691	Assert(mhCrOglSvc);
4692	VBOXHGCMSVCPARM parm;
4693	parm.type = VBOX_HGCM_SVC_PARM_PTR;
4694	parm.u.pointer.addr = pCmd;
4695	parm.u.pointer.size = cbCmd;
4696
4697	pCmd->u.pfnInternal = (void(*)())pfnCompletion;
4698	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, displayCrHgcmCtlSubmitCompletion,
4699	pvCompletion);
4700	if (!RT_SUCCESS(rc))
4701	AssertMsgFailed(("hgcmHostFastCallAsync failed rc %d\n", rc));
4702
4703	return rc;
4704	}
4705
4706	DECLCALLBACK(int) Display::displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
4707	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
4708	PFNCRCTLCOMPLETION pfnCompletion,
4709	void *pvCompletion)
4710	{
4711	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4712	Display *pThis = pDrv->pDisplay;
4713	return pThis->handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
4714	}
4715
4716	int Display::crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
4717	{
4718	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4719	if (RT_SUCCESS(rc))
4720	{
4721	if (mhCrOglSvc)
4722	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
4723	else
4724	rc = VERR_NOT_SUPPORTED;
4725
4726	RTCritSectRwLeaveShared(&mCrOglLock);
4727	}
4728	return rc;
4729	}
4730
4731	int Display::crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4732	{
4733	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4734	if (RT_SUCCESS(rc))
4735	{
4736	if (mhCrOglSvc)
4737	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
4738	else
4739	rc = VERR_NOT_SUPPORTED;
4740
4741	RTCritSectRwLeaveShared(&mCrOglLock);
4742	}
4743	return rc;
4744	}
4745
4746	int Display::crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4747	{
4748	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
4749	if (!pCmdCopy)
4750	{
4751	LogRel(("RTMemAlloc failed\n"));
4752	return VERR_NO_MEMORY;
4753	}
4754
4755	memcpy(pCmdCopy, pCmd, cbCmd);
4756
4757	int rc = crCtlSubmit(pCmdCopy, cbCmd, displayCrCmdFree, pCmdCopy);
4758	if (RT_FAILURE(rc))
4759	{
4760	LogRel(("crCtlSubmit failed %d\n", rc));
4761	RTMemFree(pCmdCopy);
4762	return rc;
4763	}
4764
4765	return VINF_SUCCESS;
4766	}
4767
4768	int Display::crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
4769	{
4770	int rc = RTCritSectRwEnterShared(&mCrOglLock);
4771	AssertRCReturn(rc, rc);
4772
4773	if (mCrOglCallbacks.pfnHasDataForScreen && mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
4774	rc = crCtlSubmitSync(pCmd, cbCmd);
4775	else
4776	rc = crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
4777
4778	RTCritSectRwLeaveShared(&mCrOglLock);
4779
4780	return rc;
4781	}
4782
4783	bool Display::handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64TimeStamp)
4784	{
4785	# if VBOX_WITH_VPX
4786	return VideoRecIsReady(mpVideoRecCtx, uScreen, u64TimeStamp);
4787	# else
4788	return false;
4789	# endif
4790	}
4791
4792	void Display::handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64TimeStamp)
4793	{
4794	}
4795
4796	void Display::handleCrVRecScreenshotPerform(uint32_t uScreen,
4797	uint32_t x, uint32_t y, uint32_t uPixelFormat,
4798	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4799	uint32_t uGuestWidth, uint32_t uGuestHeight,
4800	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
4801	{
4802	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4803	# if VBOX_WITH_VPX
4804	int rc = VideoRecCopyToIntBuf(mpVideoRecCtx, uScreen, x, y,
4805	uPixelFormat,
4806	uBitsPerPixel, uBytesPerLine,
4807	uGuestWidth, uGuestHeight,
4808	pu8BufferAddress, u64TimeStamp);
4809	Assert(rc == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
4810	# endif
4811	}
4812
4813	void Display::handleVRecCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4814	{
4815	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
4816	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
4817	}
4818
4819	DECLCALLBACK(void) Display::displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4820	uint32_t x, uint32_t y,
4821	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4822	uint32_t uGuestWidth, uint32_t uGuestHeight,
4823	uint8_t *pu8BufferAddress, uint64_t u64TimeStamp)
4824	{
4825	Display pDisplay = (Display )pvCtx;
4826	pDisplay->handleCrVRecScreenshotPerform(uScreen,
4827	x, y, FramebufferPixelFormat_FOURCC_RGB, uBitsPerPixel,
4828	uBytesPerLine, uGuestWidth, uGuestHeight,
4829	pu8BufferAddress, u64TimeStamp);
4830	}
4831
4832	DECLCALLBACK(bool) Display::displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
4833	{
4834	Display pDisplay = (Display )pvCtx;
4835	return pDisplay->handleCrVRecScreenshotBegin(uScreen, u64TimeStamp);
4836	}
4837
4838	DECLCALLBACK(void) Display::displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp)
4839	{
4840	Display pDisplay = (Display )pvCtx;
4841	pDisplay->handleCrVRecScreenshotEnd(uScreen, u64TimeStamp);
4842	}
4843
4844	DECLCALLBACK(void) Display::displayVRecCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam, void *pvContext)
4845	{
4846	Display pDisplay = (Display )pvContext;
4847	pDisplay->handleVRecCompletion(result, u32Function, pParam, pvContext);
4848	}
4849
4850	#endif
4851
4852
4853	#ifdef VBOX_WITH_HGSMI
4854	DECLCALLBACK(int) Display::displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, PVBVAHOSTFLAGS pHostFlags, bool fRenderThreadMode)
4855	{
4856	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4857
4858	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4859	Display *pThis = pDrv->pDisplay;
4860
4861	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4862	{
4863	LogRel(("enabling different vbva mode"));
4864	#ifdef DEBUG_misha
4865	AssertMsgFailed(("enabling different vbva mode"));
4866	#endif
4867	return VERR_INVALID_STATE;
4868	}
4869
4870	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4871	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4872	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4873	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4874
4875	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4876
4877	return VINF_SUCCESS;
4878	}
4879
4880	DECLCALLBACK(void) Display::displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4881	{
4882	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4883
4884	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4885	Display *pThis = pDrv->pDisplay;
4886
4887	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4888
4889	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4890
4891	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4892	{
4893	/* Make sure that the primary screen is visible now.
4894	* The guest can't use VBVA anymore, so only only the VGA device output works.
4895	*/
4896	if (pFBInfo->fDisabled)
4897	{
4898	pFBInfo->fDisabled = false;
4899	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
4900	GuestMonitorChangedEventType_Enabled,
4901	uScreenId,
4902	pFBInfo->xOrigin, pFBInfo->yOrigin,
4903	pFBInfo->w, pFBInfo->h);
4904	}
4905	}
4906
4907	pFBInfo->fVBVAEnabled = false;
4908	pFBInfo->fVBVAForceResize = false;
4909	pFBInfo->fRenderThreadMode = false;
4910
4911	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4912
4913	pFBInfo->pVBVAHostFlags = NULL;
4914
4915	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4916	{
4917	/* Force full screen update, because VGA device must take control, do resize, etc. */
4918	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort);
4919	}
4920	}
4921
4922	DECLCALLBACK(void) Display::displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4923	{
4924	LogFlowFunc(("uScreenId %d\n", uScreenId));
4925
4926	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4927	Display *pThis = pDrv->pDisplay;
4928	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4929
4930	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4931	{
4932	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4933	pThis->mcMonitors);
4934	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4935	}
4936
4937	if (RT_LIKELY(pFBInfo->u32ResizeStatus == ResizeStatus_Void))
4938	{
4939	if (RT_UNLIKELY(pFBInfo->cVBVASkipUpdate != 0))
4940	{
4941	/* Some updates were skipped. Note: displayVBVAUpdate* callbacks are called
4942	* under display device lock, so thread safe.
4943	*/
4944	pFBInfo->cVBVASkipUpdate = 0;
4945	pThis->handleDisplayUpdate(uScreenId, pFBInfo->vbvaSkippedRect.xLeft - pFBInfo->xOrigin,
4946	pFBInfo->vbvaSkippedRect.yTop - pFBInfo->yOrigin,
4947	pFBInfo->vbvaSkippedRect.xRight - pFBInfo->vbvaSkippedRect.xLeft,
4948	pFBInfo->vbvaSkippedRect.yBottom - pFBInfo->vbvaSkippedRect.yTop);
4949	}
4950	}
4951	else
4952	{
4953	/* The framebuffer is being resized. */
4954	pFBInfo->cVBVASkipUpdate++;
4955	}
4956	}
4957
4958	DECLCALLBACK(void) Display::displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4959	const PVBVACMDHDR pCmd, size_t cbCmd)
4960	{
4961	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4962
4963	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4964	Display *pThis = pDrv->pDisplay;
4965	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4966
4967	if (RT_LIKELY(pFBInfo->cVBVASkipUpdate == 0))
4968	{
4969	if (pFBInfo->fDefaultFormat)
4970	{
4971	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4972	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4973	&& !pFBInfo->fDisabled)
4974	{
4975	pDrv->pUpPort->pfnUpdateDisplayRect (pDrv->pUpPort, pCmd->x, pCmd->y, pCmd->w, pCmd->h);
4976	}
4977	else if ( !pFBInfo->pSourceBitmap.isNull()
4978	&& !pFBInfo->fDisabled)
4979	{
4980	/* Render VRAM content to the framebuffer. */
4981	BYTE *pAddress = NULL;
4982	ULONG ulWidth = 0;
4983	ULONG ulHeight = 0;
4984	ULONG ulBitsPerPixel = 0;
4985	ULONG ulBytesPerLine = 0;
4986	ULONG ulPixelFormat = 0;
4987
4988	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4989	&ulWidth,
4990	&ulHeight,
4991	&ulBitsPerPixel,
4992	&ulBytesPerLine,
4993	&ulPixelFormat);
4994	if (SUCCEEDED(hrc))
4995	{
4996	uint32_t width = pCmd->w;
4997	uint32_t height = pCmd->h;
4998
4999	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
5000	int32_t xSrc = pCmd->x - pFBInfo->xOrigin;
5001	int32_t ySrc = pCmd->y - pFBInfo->yOrigin;
5002	uint32_t u32SrcWidth = pFBInfo->w;
5003	uint32_t u32SrcHeight = pFBInfo->h;
5004	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
5005	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
5006
5007	uint8_t *pu8Dst = pAddress;
5008	int32_t xDst = xSrc;
5009	int32_t yDst = ySrc;
5010	uint32_t u32DstWidth = u32SrcWidth;
5011	uint32_t u32DstHeight = u32SrcHeight;
5012	uint32_t u32DstLineSize = u32DstWidth * 4;
5013	uint32_t u32DstBitsPerPixel = 32;
5014
5015	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
5016	width, height,
5017	pu8Src,
5018	xSrc, ySrc,
5019	u32SrcWidth, u32SrcHeight,
5020	u32SrcLineSize, u32SrcBitsPerPixel,
5021	pu8Dst,
5022	xDst, yDst,
5023	u32DstWidth, u32DstHeight,
5024	u32DstLineSize, u32DstBitsPerPixel);
5025	}
5026	}
5027	}
5028
5029	VBVACMDHDR hdrSaved = *pCmd;
5030
5031	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
5032
5033	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
5034	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
5035
5036	/* @todo new SendUpdate entry which can get a separate cmd header or coords. */
5037	pThis->mParent->consoleVRDPServer()->SendUpdate (uScreenId, pCmd, (uint32_t)cbCmd);
5038
5039	*pHdrUnconst = hdrSaved;
5040	}
5041	}
5042
5043	DECLCALLBACK(void) Display::displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
5044	uint32_t cx, uint32_t cy)
5045	{
5046	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
5047
5048	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
5049	Display *pThis = pDrv->pDisplay;
5050	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
5051
5052	/* @todo handleFramebufferUpdate (uScreenId,
5053	* x - pThis->maFramebuffers[uScreenId].xOrigin,
5054	* y - pThis->maFramebuffers[uScreenId].yOrigin,
5055	* cx, cy);
5056	*/
5057	if (RT_LIKELY(pFBInfo->cVBVASkipUpdate == 0))
5058	{
5059	pThis->handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
5060	}
5061	else
5062	{
5063	/* Save the updated rectangle. */
5064	int32_t xRight = x + cx;
5065	int32_t yBottom = y + cy;
5066
5067	if (pFBInfo->cVBVASkipUpdate == 1)
5068	{
5069	pFBInfo->vbvaSkippedRect.xLeft = x;
5070	pFBInfo->vbvaSkippedRect.yTop = y;
5071	pFBInfo->vbvaSkippedRect.xRight = xRight;
5072	pFBInfo->vbvaSkippedRect.yBottom = yBottom;
5073	}
5074	else
5075	{
5076	if (pFBInfo->vbvaSkippedRect.xLeft > x)
5077	{
5078	pFBInfo->vbvaSkippedRect.xLeft = x;
5079	}
5080	if (pFBInfo->vbvaSkippedRect.yTop > y)
5081	{
5082	pFBInfo->vbvaSkippedRect.yTop = y;
5083	}
5084	if (pFBInfo->vbvaSkippedRect.xRight < xRight)
5085	{
5086	pFBInfo->vbvaSkippedRect.xRight = xRight;
5087	}
5088	if (pFBInfo->vbvaSkippedRect.yBottom < yBottom)
5089	{
5090	pFBInfo->vbvaSkippedRect.yBottom = yBottom;
5091	}
5092	}
5093	}
5094	}
5095
5096	#ifdef DEBUG_sunlover
5097	static void logVBVAResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
5098	{
5099	LogRel(("displayVBVAResize: [%d] %s\n"
5100	" pView->u32ViewIndex %d\n"
5101	" pView->u32ViewOffset 0x%08X\n"
5102	" pView->u32ViewSize 0x%08X\n"
5103	" pView->u32MaxScreenSize 0x%08X\n"
5104	" pScreen->i32OriginX %d\n"
5105	" pScreen->i32OriginY %d\n"
5106	" pScreen->u32StartOffset 0x%08X\n"
5107	" pScreen->u32LineSize 0x%08X\n"
5108	" pScreen->u32Width %d\n"
5109	" pScreen->u32Height %d\n"
5110	" pScreen->u16BitsPerPixel %d\n"
5111	" pScreen->u16Flags 0x%04X\n"
5112	" pFBInfo->u32Offset 0x%08X\n"
5113	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
5114	" pFBInfo->u32InformationSize 0x%08X\n"
5115	" pFBInfo->fDisabled %d\n"
5116	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
5117	" pFBInfo->u16BitsPerPixel %d\n"
5118	" pFBInfo->pu8FramebufferVRAM %p\n"
5119	" pFBInfo->u32LineSize 0x%08X\n"
5120	" pFBInfo->flags 0x%04X\n"
5121	" pFBInfo->pHostEvents %p\n"
5122	" pFBInfo->u32ResizeStatus %d\n"
5123	" pFBInfo->fDefaultFormat %d\n"
5124	" dirtyRect %d-%d %d-%d\n"
5125	" pFBInfo->pendingResize.fPending %d\n"
5126	" pFBInfo->pendingResize.pixelFormat %d\n"
5127	" pFBInfo->pendingResize.pvVRAM %p\n"
5128	" pFBInfo->pendingResize.bpp %d\n"
5129	" pFBInfo->pendingResize.cbLine 0x%08X\n"
5130	" pFBInfo->pendingResize.w,h %dx%d\n"
5131	" pFBInfo->pendingResize.flags 0x%04X\n"
5132	" pFBInfo->fVBVAEnabled %d\n"
5133	" pFBInfo->fVBVAForceResize %d\n"
5134	" pFBInfo->cVBVASkipUpdate %d\n"
5135	" pFBInfo->vbvaSkippedRect %d-%d %d-%d\n"
5136	" pFBInfo->pVBVAHostFlags %p\n"
5137	"",
5138	pScreen->u32ViewIndex,
5139	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
5140	pView->u32ViewIndex,
5141	pView->u32ViewOffset,
5142	pView->u32ViewSize,
5143	pView->u32MaxScreenSize,
5144	pScreen->i32OriginX,
5145	pScreen->i32OriginY,
5146	pScreen->u32StartOffset,
5147	pScreen->u32LineSize,
5148	pScreen->u32Width,
5149	pScreen->u32Height,
5150	pScreen->u16BitsPerPixel,
5151	pScreen->u16Flags,
5152	pFBInfo->u32Offset,
5153	pFBInfo->u32MaxFramebufferSize,
5154	pFBInfo->u32InformationSize,
5155	pFBInfo->fDisabled,
5156	pFBInfo->xOrigin,
5157	pFBInfo->yOrigin,
5158	pFBInfo->w,
5159	pFBInfo->h,
5160	pFBInfo->u16BitsPerPixel,
5161	pFBInfo->pu8FramebufferVRAM,
5162	pFBInfo->u32LineSize,
5163	pFBInfo->flags,
5164	pFBInfo->pHostEvents,
5165	pFBInfo->u32ResizeStatus,
5166	pFBInfo->fDefaultFormat,
5167	pFBInfo->dirtyRect.xLeft,
5168	pFBInfo->dirtyRect.xRight,
5169	pFBInfo->dirtyRect.yTop,
5170	pFBInfo->dirtyRect.yBottom,
5171	pFBInfo->pendingResize.fPending,
5172	pFBInfo->pendingResize.pixelFormat,
5173	pFBInfo->pendingResize.pvVRAM,
5174	pFBInfo->pendingResize.bpp,
5175	pFBInfo->pendingResize.cbLine,
5176	pFBInfo->pendingResize.w,
5177	pFBInfo->pendingResize.h,
5178	pFBInfo->pendingResize.flags,
5179	pFBInfo->fVBVAEnabled,
5180	pFBInfo->fVBVAForceResize,
5181	pFBInfo->cVBVASkipUpdate,
5182	pFBInfo->vbvaSkippedRect.xLeft,
5183	pFBInfo->vbvaSkippedRect.yTop,
5184	pFBInfo->vbvaSkippedRect.xRight,
5185	pFBInfo->vbvaSkippedRect.yBottom,
5186	pFBInfo->pVBVAHostFlags
5187	));
5188	}
5189	#endif /* DEBUG_sunlover */
5190
5191	DECLCALLBACK(int) Display::displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, const PVBVAINFOVIEW pView,
5192	const PVBVAINFOSCREEN pScreen, void *pvVRAM)
5193	{
5194	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
5195
5196	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
5197	Display *pThis = pDrv->pDisplay;
5198
5199	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[pScreen->u32ViewIndex];
5200
5201	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
5202	{
5203	pThis->notifyCroglResize(pView, pScreen, pvVRAM);
5204
5205	pFBInfo->fDisabled = true;
5206	pFBInfo->flags = pScreen->u16Flags;
5207
5208	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
5209	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
5210	* the VM window will be black. */
5211	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
5212	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
5213	pThis->handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
5214	u32Width, u32Height, pScreen->u16Flags);
5215
5216	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
5217	GuestMonitorChangedEventType_Disabled,
5218	pScreen->u32ViewIndex,
5219	0, 0, 0, 0);
5220	return VINF_SUCCESS;
5221	}
5222
5223	/* If display was disabled or there is no framebuffer, a resize will be required,
5224	* because the framebuffer was/will be changed.
5225	*/
5226	bool fResize = pFBInfo->fDisabled \|\| pFBInfo->pFramebuffer.isNull();
5227
5228	if (pFBInfo->fVBVAForceResize)
5229	{
5230	/* VBVA was just enabled. Do the resize. */
5231	fResize = true;
5232	pFBInfo->fVBVAForceResize = false;
5233	}
5234
5235	/* Check if this is a real resize or a notification about the screen origin.
5236	* The guest uses this VBVAResize call for both.
5237	*/
5238	fResize = fResize
5239	\|\| pFBInfo->u16BitsPerPixel != pScreen->u16BitsPerPixel
5240	\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t *)pvVRAM + pScreen->u32StartOffset
5241	\|\| pFBInfo->u32LineSize != pScreen->u32LineSize
5242	\|\| pFBInfo->w != pScreen->u32Width
5243	\|\| pFBInfo->h != pScreen->u32Height;
5244
5245	bool fNewOrigin = pFBInfo->xOrigin != pScreen->i32OriginX
5246	\|\| pFBInfo->yOrigin != pScreen->i32OriginY;
5247
5248	if (fNewOrigin \|\| fResize)
5249	pThis->notifyCroglResize(pView, pScreen, pvVRAM);
5250
5251	if (pFBInfo->fDisabled)
5252	{
5253	pFBInfo->fDisabled = false;
5254	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
5255	GuestMonitorChangedEventType_Enabled,
5256	pScreen->u32ViewIndex,
5257	pScreen->i32OriginX, pScreen->i32OriginY,
5258	pScreen->u32Width, pScreen->u32Height);
5259	/* Continue to update pFBInfo. */
5260	}
5261
5262	pFBInfo->u32Offset = pView->u32ViewOffset; /* Not used in HGSMI. */
5263	pFBInfo->u32MaxFramebufferSize = pView->u32MaxScreenSize; /* Not used in HGSMI. */
5264	pFBInfo->u32InformationSize = 0; /* Not used in HGSMI. */
5265
5266	pFBInfo->xOrigin = pScreen->i32OriginX;
5267	pFBInfo->yOrigin = pScreen->i32OriginY;
5268
5269	pFBInfo->w = pScreen->u32Width;
5270	pFBInfo->h = pScreen->u32Height;
5271
5272	pFBInfo->u16BitsPerPixel = pScreen->u16BitsPerPixel;
5273	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM + pScreen->u32StartOffset;
5274	pFBInfo->u32LineSize = pScreen->u32LineSize;
5275
5276	pFBInfo->flags = pScreen->u16Flags;
5277
5278	if (fNewOrigin)
5279	{
5280	fireGuestMonitorChangedEvent(pThis->mParent->getEventSource(),
5281	GuestMonitorChangedEventType_NewOrigin,
5282	pScreen->u32ViewIndex,
5283	pScreen->i32OriginX, pScreen->i32OriginY,
5284	0, 0);
5285	}
5286
5287	if (!fResize)
5288	{
5289	/* No parameters of the framebuffer have actually changed. */
5290	if (fNewOrigin)
5291	{
5292	/* VRDP server still need this notification. */
5293	LogRelFlowFunc(("Calling VRDP\n"));
5294	pThis->mParent->consoleVRDPServer()->SendResize();
5295	}
5296	return VINF_SUCCESS;
5297	}
5298
5299	/* Do a regular resize. */
5300	return pThis->handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
5301	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
5302	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags);
5303	}
5304
5305	DECLCALLBACK(int) Display::displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
5306	uint32_t xHot, uint32_t yHot,
5307	uint32_t cx, uint32_t cy,
5308	const void *pvShape)
5309	{
5310	LogFlowFunc(("\n"));
5311
5312	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
5313	Display *pThis = pDrv->pDisplay;
5314
5315	size_t cbShapeSize = 0;
5316
5317	if (pvShape)
5318	{
5319	cbShapeSize = (cx + 7) / 8 * cy; /* size of the AND mask */
5320	cbShapeSize = ((cbShapeSize + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
5321	}
5322	com::SafeArray<BYTE> shapeData(cbShapeSize);
5323
5324	if (pvShape)
5325	::memcpy(shapeData.raw(), pvShape, cbShapeSize);
5326
5327	/* Tell the console about it */
5328	pDrv->pDisplay->mParent->onMousePointerShapeChange(fVisible, fAlpha,
5329	xHot, yHot, cx, cy, ComSafeArrayAsInParam(shapeData));
5330
5331	return VINF_SUCCESS;
5332	}
5333	#endif /* VBOX_WITH_HGSMI */
5334
5335	/**
5336	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
5337	*/
5338	DECLCALLBACK(void ) Display::drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
5339	{
5340	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
5341	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
5342	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
5343	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
5344	return NULL;
5345	}
5346
5347
5348	/**
5349	* Destruct a display driver instance.
5350	*
5351	* @returns VBox status.
5352	* @param pDrvIns The driver instance data.
5353	*/
5354	DECLCALLBACK(void) Display::drvDestruct(PPDMDRVINS pDrvIns)
5355	{
5356	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
5357	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
5358	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
5359
5360	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
5361
5362	pThis->IConnector.pu8Data = NULL;
5363	pThis->IConnector.cbScanline = 0;
5364	pThis->IConnector.cBits = 32;
5365	pThis->IConnector.cx = 0;
5366	pThis->IConnector.cy = 0;
5367
5368	if (pThis->pDisplay)
5369	{
5370	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
5371	#ifdef VBOX_WITH_VPX
5372	pThis->pDisplay->VideoCaptureStop();
5373	#endif
5374	#ifdef VBOX_WITH_CRHGSMI
5375	pThis->pDisplay->destructCrHgsmiData();
5376	#endif
5377	pThis->pDisplay->mpDrv = NULL;
5378	pThis->pDisplay->mpVMMDev = NULL;
5379	pThis->pDisplay->mLastAddress = NULL;
5380	pThis->pDisplay->mLastBytesPerLine = 0;
5381	pThis->pDisplay->mLastBitsPerPixel = 0,
5382	pThis->pDisplay->mLastWidth = 0;
5383	pThis->pDisplay->mLastHeight = 0;
5384	}
5385	}
5386
5387
5388	/**
5389	* Construct a display driver instance.
5390	*
5391	* @copydoc FNPDMDRVCONSTRUCT
5392	*/
5393	DECLCALLBACK(int) Display::drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
5394	{
5395	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
5396	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
5397	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
5398
5399	/*
5400	* Validate configuration.
5401	*/
5402	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
5403	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
5404	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
5405	("Configuration error: Not possible to attach anything to this driver!\n"),
5406	VERR_PDM_DRVINS_NO_ATTACH);
5407
5408	/*
5409	* Init Interfaces.
5410	*/
5411	pDrvIns->IBase.pfnQueryInterface = Display::drvQueryInterface;
5412
5413	pThis->IConnector.pfnResize = Display::displayResizeCallback;
5414	pThis->IConnector.pfnUpdateRect = Display::displayUpdateCallback;
5415	pThis->IConnector.pfnRefresh = Display::displayRefreshCallback;
5416	pThis->IConnector.pfnReset = Display::displayResetCallback;
5417	pThis->IConnector.pfnLFBModeChange = Display::displayLFBModeChangeCallback;
5418	pThis->IConnector.pfnProcessAdapterData = Display::displayProcessAdapterDataCallback;
5419	pThis->IConnector.pfnProcessDisplayData = Display::displayProcessDisplayDataCallback;
5420	#ifdef VBOX_WITH_VIDEOHWACCEL
5421	pThis->IConnector.pfnVHWACommandProcess = Display::displayVHWACommandProcess;
5422	#endif
5423	#ifdef VBOX_WITH_CRHGSMI
5424	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::displayCrHgsmiCommandProcess;
5425	pThis->IConnector.pfnCrHgsmiControlProcess = Display::displayCrHgsmiControlProcess;
5426	#endif
5427	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
5428	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::displayCrHgcmCtlSubmit;
5429	#endif
5430	#ifdef VBOX_WITH_HGSMI
5431	pThis->IConnector.pfnVBVAEnable = Display::displayVBVAEnable;
5432	pThis->IConnector.pfnVBVADisable = Display::displayVBVADisable;
5433	pThis->IConnector.pfnVBVAUpdateBegin = Display::displayVBVAUpdateBegin;
5434	pThis->IConnector.pfnVBVAUpdateProcess = Display::displayVBVAUpdateProcess;
5435	pThis->IConnector.pfnVBVAUpdateEnd = Display::displayVBVAUpdateEnd;
5436	pThis->IConnector.pfnVBVAResize = Display::displayVBVAResize;
5437	pThis->IConnector.pfnVBVAMousePointerShape = Display::displayVBVAMousePointerShape;
5438	#endif
5439
5440	/*
5441	* Get the IDisplayPort interface of the above driver/device.
5442	*/
5443	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
5444	if (!pThis->pUpPort)
5445	{
5446	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
5447	return VERR_PDM_MISSING_INTERFACE_ABOVE;
5448	}
5449	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
5450	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
5451	if (!pThis->pVBVACallbacks)
5452	{
5453	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
5454	return VERR_PDM_MISSING_INTERFACE_ABOVE;
5455	}
5456	#endif
5457	/*
5458	* Get the Display object pointer and update the mpDrv member.
5459	*/
5460	void *pv;
5461	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
5462	if (RT_FAILURE(rc))
5463	{
5464	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
5465	return rc;
5466	}
5467	Display pDisplay = (Display )pv; /** @todo Check this cast! */
5468	pThis->pDisplay = pDisplay;
5469	pThis->pDisplay->mpDrv = pThis;
5470
5471	/* Disable VRAM to a buffer copy initially. */
5472	pThis->pUpPort->pfnSetRenderVRAM (pThis->pUpPort, false);
5473	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
5474
5475	/*
5476	* Start periodic screen refreshes
5477	*/
5478	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
5479
5480	#ifdef VBOX_WITH_CRHGSMI
5481	pDisplay->setupCrHgsmiData();
5482	#endif
5483
5484	#ifdef VBOX_WITH_VPX
5485	ComPtr<IMachine> pMachine = pDisplay->mParent->machine();
5486	BOOL fEnabled = false;
5487	HRESULT hrc = pMachine->COMGETTER(VideoCaptureEnabled)(&fEnabled);
5488	AssertComRCReturn(hrc, VERR_COM_UNEXPECTED);
5489	if (fEnabled)
5490	{
5491	rc = pDisplay->VideoCaptureStart();
5492	fireVideoCaptureChangedEvent(pDisplay->mParent->getEventSource());
5493	}
5494	#endif
5495
5496	return rc;
5497	}
5498
5499
5500	/**
5501	* Display driver registration record.
5502	*/
5503	const PDMDRVREG Display::DrvReg =
5504	{
5505	/* u32Version */
5506	PDM_DRVREG_VERSION,
5507	/* szName */
5508	"MainDisplay",
5509	/* szRCMod */
5510	"",
5511	/* szR0Mod */
5512	"",
5513	/* pszDescription */
5514	"Main display driver (Main as in the API).",
5515	/* fFlags */
5516	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
5517	/* fClass. */
5518	PDM_DRVREG_CLASS_DISPLAY,
5519	/* cMaxInstances */
5520	~0U,
5521	/* cbInstance */
5522	sizeof(DRVMAINDISPLAY),
5523	/* pfnConstruct */
5524	Display::drvConstruct,
5525	/* pfnDestruct */
5526	Display::drvDestruct,
5527	/* pfnRelocate */
5528	NULL,
5529	/* pfnIOCtl */
5530	NULL,
5531	/* pfnPowerOn */
5532	NULL,
5533	/* pfnReset */
5534	NULL,
5535	/* pfnSuspend */
5536	NULL,
5537	/* pfnResume */
5538	NULL,
5539	/* pfnAttach */
5540	NULL,
5541	/* pfnDetach */
5542	NULL,
5543	/* pfnPowerOff */
5544	NULL,
5545	/* pfnSoftReset */
5546	NULL,
5547	/* u32EndVersion */
5548	PDM_DRVREG_VERSION
5549	};
5550	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 51551

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