DisplayImpl.cpp@ 79133

Last change on this file since 79133 was 79002, checked in by vboxsync, 6 years ago
PDM, Devices, FE, Main: allow size hints without notification for initial hints. bugref:9482: FE/Qt and Additions/WINNT: move away from -adjust size if...- Attempt to fix a Windows burn from previous change.
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File size: 166.7 KB

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1	/* $Id: DisplayImpl.cpp 79002 2019-06-05 15:39:36Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2019 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	#define LOG_GROUP LOG_GROUP_MAIN_DISPLAY
19	#include "LoggingNew.h"
20
21	#include "DisplayImpl.h"
22	#include "DisplayUtils.h"
23	#include "ConsoleImpl.h"
24	#include "ConsoleVRDPServer.h"
25	#include "GuestImpl.h"
26	#include "VMMDev.h"
27
28	#include "AutoCaller.h"
29
30	/* generated header */
31	#include "VBoxEvents.h"
32
33	#include <iprt/semaphore.h>
34	#include <iprt/thread.h>
35	#include <iprt/asm.h>
36	#include <iprt/time.h>
37	#include <iprt/cpp/utils.h>
38	#include <iprt/alloca.h>
39
40	#include <VBox/vmm/pdmdrv.h>
41	#if defined(DEBUG) \|\| defined(VBOX_STRICT) /* for VM_ASSERT_EMT(). */
42	# include <VBox/vmm/vm.h>
43	#endif
44
45	#ifdef VBOX_WITH_VIDEOHWACCEL
46	# include <VBoxVideo.h>
47	#endif
48
49	#if defined(VBOX_WITH_CROGL) \|\| defined(VBOX_WITH_CRHGSMI)
50	# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
51	#endif
52
53	#include <VBox/com/array.h>
54
55	#ifdef VBOX_WITH_RECORDING
56	# include <iprt/path.h>
57	# include "Recording.h"
58
59	# ifdef VBOX_WITH_LIBVPX
60	# ifdef _MSC_VER
61	# pragma warning(push)
62	# pragma warning(disable: 4668) /* vpx_codec.h(64) : warning C4668: '__GNUC__' is not defined as a preprocessor macro, replacing with '0' for '#if/#elif' */
63	# include <vpx/vpx_encoder.h>
64	# pragma warning(pop)
65	# else
66	# include <vpx/vpx_encoder.h>
67	# endif
68	# endif
69
70	# include <VBox/vmm/pdmapi.h>
71	# include <VBox/vmm/pdmaudioifs.h>
72	#endif
73
74	#ifdef VBOX_WITH_CROGL
75	typedef enum
76	{
77	CRVREC_STATE_IDLE,
78	CRVREC_STATE_SUBMITTED
79	} CRVREC_STATE;
80	#endif
81
82	/**
83	* Display driver instance data.
84	*
85	* @implements PDMIDISPLAYCONNECTOR
86	*/
87	typedef struct DRVMAINDISPLAY
88	{
89	/** Pointer to the display object. */
90	Display *pDisplay;
91	/** Pointer to the driver instance structure. */
92	PPDMDRVINS pDrvIns;
93	/** Pointer to the keyboard port interface of the driver/device above us. */
94	PPDMIDISPLAYPORT pUpPort;
95	/** Our display connector interface. */
96	PDMIDISPLAYCONNECTOR IConnector;
97	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
98	/** VBVA callbacks */
99	PPDMIDISPLAYVBVACALLBACKS pVBVACallbacks;
100	#endif
101	} DRVMAINDISPLAY, *PDRVMAINDISPLAY;
102
103	/** Converts PDMIDISPLAYCONNECTOR pointer to a DRVMAINDISPLAY pointer. */
104	#define PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface) RT_FROM_MEMBER(pInterface, DRVMAINDISPLAY, IConnector)
105
106	// constructor / destructor
107	/////////////////////////////////////////////////////////////////////////////
108
109	Display::Display()
110	: mParent(NULL), mfIsCr3DEnabled(false)
111	{
112	}
113
114	Display::~Display()
115	{
116	}
117
118
119	HRESULT Display::FinalConstruct()
120	{
121	int rc = videoAccelConstruct(&mVideoAccelLegacy);
122	AssertRC(rc);
123
124	mfVideoAccelVRDP = false;
125	mfu32SupportedOrders = 0;
126	mcVRDPRefs = 0;
127
128	mfSeamlessEnabled = false;
129	mpRectVisibleRegion = NULL;
130	mcRectVisibleRegion = 0;
131
132	#ifdef VBOX_WITH_CROGL
133	mfCrOglDataHidden = false;
134	#endif
135
136	mpDrv = NULL;
137
138	rc = RTCritSectInit(&mVideoAccelLock);
139	AssertRC(rc);
140
141	#ifdef VBOX_WITH_HGSMI
142	mu32UpdateVBVAFlags = 0;
143	mfVMMDevSupportsGraphics = false;
144	mfGuestVBVACapabilities = 0;
145	mfHostCursorCapabilities = 0;
146	#endif
147
148	#ifdef VBOX_WITH_RECORDING
149	rc = RTCritSectInit(&mVideoRecLock);
150	AssertRC(rc);
151
152	for (unsigned i = 0; i < RT_ELEMENTS(maRecordingEnabled); i++)
153	maRecordingEnabled[i] = true;
154	#endif
155
156	#ifdef VBOX_WITH_CRHGSMI
157	mhCrOglSvc = NULL;
158	rc = RTCritSectRwInit(&mCrOglLock);
159	AssertRC(rc);
160	#endif
161
162	#ifdef VBOX_WITH_CROGL
163	RT_ZERO(mCrOglCallbacks);
164	RT_ZERO(mCrOglScreenshotData);
165	mfCrOglVideoRecState = CRVREC_STATE_IDLE;
166	mCrOglScreenshotData.u32Screen = CRSCREEN_ALL;
167	mCrOglScreenshotData.pvContext = this;
168	mCrOglScreenshotData.pfnScreenshotBegin = i_displayCrVRecScreenshotBegin;
169	mCrOglScreenshotData.pfnScreenshotPerform = i_displayCrVRecScreenshotPerform;
170	mCrOglScreenshotData.pfnScreenshotEnd = i_displayCrVRecScreenshotEnd;
171	#endif
172
173	return BaseFinalConstruct();
174	}
175
176	void Display::FinalRelease()
177	{
178	uninit();
179
180	#ifdef VBOX_WITH_RECORDING
181	if (RTCritSectIsInitialized(&mVideoRecLock))
182	{
183	RTCritSectDelete(&mVideoRecLock);
184	RT_ZERO(mVideoRecLock);
185	}
186	#endif
187
188	videoAccelDestroy(&mVideoAccelLegacy);
189	i_saveVisibleRegion(0, NULL);
190
191	if (RTCritSectIsInitialized(&mVideoAccelLock))
192	{
193	RTCritSectDelete(&mVideoAccelLock);
194	RT_ZERO(mVideoAccelLock);
195	}
196
197	#ifdef VBOX_WITH_CRHGSMI
198	if (RTCritSectRwIsInitialized(&mCrOglLock))
199	{
200	RTCritSectRwDelete(&mCrOglLock);
201	RT_ZERO(mCrOglLock);
202	}
203	#endif
204	BaseFinalRelease();
205	}
206
207	// public initializer/uninitializer for internal purposes only
208	/////////////////////////////////////////////////////////////////////////////
209
210	#define kMaxSizeThumbnail 64
211
212	/**
213	* Save thumbnail and screenshot of the guest screen.
214	*/
215	static int displayMakeThumbnail(uint8_t *pbData, uint32_t cx, uint32_t cy,
216	uint8_t *ppu8Thumbnail, uint32_t pcbThumbnail, uint32_t pcxThumbnail, uint32_t pcyThumbnail)
217	{
218	int rc = VINF_SUCCESS;
219
220	uint8_t *pu8Thumbnail = NULL;
221	uint32_t cbThumbnail = 0;
222	uint32_t cxThumbnail = 0;
223	uint32_t cyThumbnail = 0;
224
225	if (cx > cy)
226	{
227	cxThumbnail = kMaxSizeThumbnail;
228	cyThumbnail = (kMaxSizeThumbnail * cy) / cx;
229	}
230	else
231	{
232	cyThumbnail = kMaxSizeThumbnail;
233	cxThumbnail = (kMaxSizeThumbnail * cx) / cy;
234	}
235
236	LogRelFlowFunc(("%dx%d -> %dx%d\n", cx, cy, cxThumbnail, cyThumbnail));
237
238	cbThumbnail = cxThumbnail * 4 * cyThumbnail;
239	pu8Thumbnail = (uint8_t *)RTMemAlloc(cbThumbnail);
240
241	if (pu8Thumbnail)
242	{
243	uint8_t *dst = pu8Thumbnail;
244	uint8_t *src = pbData;
245	int dstW = cxThumbnail;
246	int dstH = cyThumbnail;
247	int srcW = cx;
248	int srcH = cy;
249	int iDeltaLine = cx * 4;
250
251	BitmapScale32(dst,
252	dstW, dstH,
253	src,
254	iDeltaLine,
255	srcW, srcH);
256
257	*ppu8Thumbnail = pu8Thumbnail;
258	*pcbThumbnail = cbThumbnail;
259	*pcxThumbnail = cxThumbnail;
260	*pcyThumbnail = cyThumbnail;
261	}
262	else
263	{
264	rc = VERR_NO_MEMORY;
265	}
266
267	return rc;
268	}
269
270	#ifdef VBOX_WITH_CROGL
271	typedef struct
272	{
273	CRVBOXHGCMTAKESCREENSHOT Base;
274
275	/* 32bpp small RGB image. */
276	uint8_t *pu8Thumbnail;
277	uint32_t cbThumbnail;
278	uint32_t cxThumbnail;
279	uint32_t cyThumbnail;
280
281	/* PNG screenshot. */
282	uint8_t *pu8PNG;
283	uint32_t cbPNG;
284	uint32_t cxPNG;
285	uint32_t cyPNG;
286	} VBOX_DISPLAY_SAVESCREENSHOT_DATA;
287
288	static DECLCALLBACK(void) displaySaveScreenshotReport(void *pvCtx, uint32_t uScreen,
289	uint32_t x, uint32_t y, uint32_t uBitsPerPixel,
290	uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
291	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
292	{
293	RT_NOREF(uScreen, x, y, uBitsPerPixel,uBytesPerLine, u64Timestamp);
294	VBOX_DISPLAY_SAVESCREENSHOT_DATA pData = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)pvCtx;
295	displayMakeThumbnail(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8Thumbnail,
296	&pData->cbThumbnail, &pData->cxThumbnail, &pData->cyThumbnail);
297	int rc = DisplayMakePNG(pu8BufferAddress, uGuestWidth, uGuestHeight, &pData->pu8PNG,
298	&pData->cbPNG, &pData->cxPNG, &pData->cyPNG, 1);
299	if (RT_FAILURE(rc))
300	{
301	AssertMsgFailed(("DisplayMakePNG failed (rc=%Rrc)\n", rc));
302	if (pData->pu8PNG)
303	{
304	RTMemFree(pData->pu8PNG);
305	pData->pu8PNG = NULL;
306	}
307	pData->cbPNG = 0;
308	pData->cxPNG = 0;
309	pData->cyPNG = 0;
310	}
311	}
312	#endif
313
314	DECLCALLBACK(void) Display::i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser)
315	{
316	Display that = static_cast<Display>(pvUser);
317
318	/* 32bpp small RGB image. */
319	uint8_t *pu8Thumbnail = NULL;
320	uint32_t cbThumbnail = 0;
321	uint32_t cxThumbnail = 0;
322	uint32_t cyThumbnail = 0;
323
324	/* PNG screenshot. */
325	uint8_t *pu8PNG = NULL;
326	uint32_t cbPNG = 0;
327	uint32_t cxPNG = 0;
328	uint32_t cyPNG = 0;
329
330	Console::SafeVMPtr ptrVM(that->mParent);
331	if (ptrVM.isOk())
332	{
333	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
334	BOOL f3DSnapshot = FALSE;
335	if ( that->mfIsCr3DEnabled
336	&& that->mCrOglCallbacks.pfnHasData
337	&& that->mCrOglCallbacks.pfnHasData())
338	{
339	VMMDev *pVMMDev = that->mParent->i_getVMMDev();
340	if (pVMMDev)
341	{
342	VBOX_DISPLAY_SAVESCREENSHOT_DATA *pScreenshot;
343	pScreenshot = (VBOX_DISPLAY_SAVESCREENSHOT_DATA)RTMemAllocZ(sizeof(pScreenshot));
344	if (pScreenshot)
345	{
346	/* screen id or CRSCREEN_ALL to specify all enabled */
347	pScreenshot->Base.u32Screen = 0;
348	pScreenshot->Base.u32Width = 0;
349	pScreenshot->Base.u32Height = 0;
350	pScreenshot->Base.u32Pitch = 0;
351	pScreenshot->Base.pvBuffer = NULL;
352	pScreenshot->Base.pvContext = pScreenshot;
353	pScreenshot->Base.pfnScreenshotBegin = NULL;
354	pScreenshot->Base.pfnScreenshotPerform = displaySaveScreenshotReport;
355	pScreenshot->Base.pfnScreenshotEnd = NULL;
356
357	VBOXCRCMDCTL_HGCM data;
358	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
359	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
360
361	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
362	data.aParms[0].u.pointer.addr = &pScreenshot->Base;
363	data.aParms[0].u.pointer.size = sizeof(pScreenshot->Base);
364
365	int rc = that->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
366	if (RT_SUCCESS(rc))
367	{
368	if (pScreenshot->pu8PNG)
369	{
370	pu8Thumbnail = pScreenshot->pu8Thumbnail;
371	cbThumbnail = pScreenshot->cbThumbnail;
372	cxThumbnail = pScreenshot->cxThumbnail;
373	cyThumbnail = pScreenshot->cyThumbnail;
374
375	/* PNG screenshot. */
376	pu8PNG = pScreenshot->pu8PNG;
377	cbPNG = pScreenshot->cbPNG;
378	cxPNG = pScreenshot->cxPNG;
379	cyPNG = pScreenshot->cyPNG;
380	f3DSnapshot = TRUE;
381	}
382	else
383	AssertMsgFailed(("no png\n"));
384	}
385	else
386	AssertMsgFailed(("SHCRGL_HOST_FN_TAKE_SCREENSHOT failed (rc=%Rrc)\n", rc));
387
388
389	RTMemFree(pScreenshot);
390	}
391	}
392	}
393
394	if (!f3DSnapshot)
395	#endif
396	{
397	/* Query RGB bitmap. */
398	/* SSM code is executed on EMT(0), therefore no need to use VMR3ReqCallWait. */
399	uint8_t *pbData = NULL;
400	size_t cbData = 0;
401	uint32_t cx = 0;
402	uint32_t cy = 0;
403	bool fFreeMem = false;
404	int rc = Display::i_displayTakeScreenshotEMT(that, VBOX_VIDEO_PRIMARY_SCREEN, &pbData, &cbData, &cx, &cy, &fFreeMem);
405
406	/*
407	* It is possible that success is returned but everything is 0 or NULL.
408	* (no display attached if a VM is running with VBoxHeadless on OSE for example)
409	*/
410	if (RT_SUCCESS(rc) && pbData)
411	{
412	Assert(cx && cy);
413
414	/* Prepare a small thumbnail and a PNG screenshot. */
415	displayMakeThumbnail(pbData, cx, cy, &pu8Thumbnail, &cbThumbnail, &cxThumbnail, &cyThumbnail);
416	rc = DisplayMakePNG(pbData, cx, cy, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 1);
417	if (RT_FAILURE(rc))
418	{
419	if (pu8PNG)
420	{
421	RTMemFree(pu8PNG);
422	pu8PNG = NULL;
423	}
424	cbPNG = 0;
425	cxPNG = 0;
426	cyPNG = 0;
427	}
428
429	if (fFreeMem)
430	RTMemFree(pbData);
431	else
432	that->mpDrv->pUpPort->pfnFreeScreenshot(that->mpDrv->pUpPort, pbData);
433	}
434	}
435	}
436	else
437	{
438	LogFunc(("Failed to get VM pointer 0x%x\n", ptrVM.rc()));
439	}
440
441	/* Regardless of rc, save what is available:
442	* Data format:
443	* uint32_t cBlocks;
444	* [blocks]
445	*
446	* Each block is:
447	* uint32_t cbBlock; if 0 - no 'block data'.
448	* uint32_t typeOfBlock; 0 - 32bpp RGB bitmap, 1 - PNG, ignored if 'cbBlock' is 0.
449	* [block data]
450	*
451	* Block data for bitmap and PNG:
452	* uint32_t cx;
453	* uint32_t cy;
454	* [image data]
455	*/
456	SSMR3PutU32(pSSM, 2); /* Write thumbnail and PNG screenshot. */
457
458	/* First block. */
459	SSMR3PutU32(pSSM, (uint32_t)(cbThumbnail + 2 * sizeof(uint32_t)));
460	SSMR3PutU32(pSSM, 0); /* Block type: thumbnail. */
461
462	if (cbThumbnail)
463	{
464	SSMR3PutU32(pSSM, cxThumbnail);
465	SSMR3PutU32(pSSM, cyThumbnail);
466	SSMR3PutMem(pSSM, pu8Thumbnail, cbThumbnail);
467	}
468
469	/* Second block. */
470	SSMR3PutU32(pSSM, (uint32_t)(cbPNG + 2 * sizeof(uint32_t)));
471	SSMR3PutU32(pSSM, 1); /* Block type: png. */
472
473	if (cbPNG)
474	{
475	SSMR3PutU32(pSSM, cxPNG);
476	SSMR3PutU32(pSSM, cyPNG);
477	SSMR3PutMem(pSSM, pu8PNG, cbPNG);
478	}
479
480	RTMemFree(pu8PNG);
481	RTMemFree(pu8Thumbnail);
482	}
483
484	DECLCALLBACK(int)
485	Display::i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
486	{
487	RT_NOREF(pvUser);
488	if (uVersion != sSSMDisplayScreenshotVer)
489	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
490	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
491
492	/* Skip data. */
493	uint32_t cBlocks;
494	int rc = SSMR3GetU32(pSSM, &cBlocks);
495	AssertRCReturn(rc, rc);
496
497	for (uint32_t i = 0; i < cBlocks; i++)
498	{
499	uint32_t cbBlock;
500	rc = SSMR3GetU32(pSSM, &cbBlock);
501	AssertRCBreak(rc);
502
503	uint32_t typeOfBlock;
504	rc = SSMR3GetU32(pSSM, &typeOfBlock);
505	AssertRCBreak(rc);
506
507	LogRelFlowFunc(("[%d] type %d, size %d bytes\n", i, typeOfBlock, cbBlock));
508
509	/* Note: displaySSMSaveScreenshot writes size of a block = 8 and
510	* do not write any data if the image size was 0.
511	* @todo Fix and increase saved state version.
512	*/
513	if (cbBlock > 2 * sizeof(uint32_t))
514	{
515	rc = SSMR3Skip(pSSM, cbBlock);
516	AssertRCBreak(rc);
517	}
518	}
519
520	return rc;
521	}
522
523	/**
524	* Save/Load some important guest state
525	*/
526	DECLCALLBACK(void)
527	Display::i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser)
528	{
529	Display that = static_cast<Display>(pvUser);
530
531	SSMR3PutU32(pSSM, that->mcMonitors);
532	for (unsigned i = 0; i < that->mcMonitors; i++)
533	{
534	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32Offset);
535	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32MaxFramebufferSize);
536	SSMR3PutU32(pSSM, that->maFramebuffers[i].u32InformationSize);
537	SSMR3PutU32(pSSM, that->maFramebuffers[i].w);
538	SSMR3PutU32(pSSM, that->maFramebuffers[i].h);
539	SSMR3PutS32(pSSM, that->maFramebuffers[i].xOrigin);
540	SSMR3PutS32(pSSM, that->maFramebuffers[i].yOrigin);
541	SSMR3PutU32(pSSM, that->maFramebuffers[i].flags);
542	}
543	SSMR3PutS32(pSSM, that->xInputMappingOrigin);
544	SSMR3PutS32(pSSM, that->yInputMappingOrigin);
545	SSMR3PutU32(pSSM, that->cxInputMapping);
546	SSMR3PutU32(pSSM, that->cyInputMapping);
547	SSMR3PutU32(pSSM, that->mfGuestVBVACapabilities);
548	SSMR3PutU32(pSSM, that->mfHostCursorCapabilities);
549	}
550
551	DECLCALLBACK(int)
552	Display::i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass)
553	{
554	Display that = static_cast<Display>(pvUser);
555
556	if ( uVersion != sSSMDisplayVer
557	&& uVersion != sSSMDisplayVer2
558	&& uVersion != sSSMDisplayVer3
559	&& uVersion != sSSMDisplayVer4
560	&& uVersion != sSSMDisplayVer5)
561	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
562	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
563
564	uint32_t cMonitors;
565	int rc = SSMR3GetU32(pSSM, &cMonitors);
566	AssertRCReturn(rc, rc);
567	if (cMonitors != that->mcMonitors)
568	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Number of monitors changed (%d->%d)!"), cMonitors, that->mcMonitors);
569
570	for (uint32_t i = 0; i < cMonitors; i++)
571	{
572	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32Offset);
573	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32MaxFramebufferSize);
574	SSMR3GetU32(pSSM, &that->maFramebuffers[i].u32InformationSize);
575	if ( uVersion == sSSMDisplayVer2
576	\|\| uVersion == sSSMDisplayVer3
577	\|\| uVersion == sSSMDisplayVer4
578	\|\| uVersion == sSSMDisplayVer5)
579	{
580	uint32_t w;
581	uint32_t h;
582	SSMR3GetU32(pSSM, &w);
583	SSMR3GetU32(pSSM, &h);
584	that->maFramebuffers[i].w = w;
585	that->maFramebuffers[i].h = h;
586	}
587	if ( uVersion == sSSMDisplayVer3
588	\|\| uVersion == sSSMDisplayVer4
589	\|\| uVersion == sSSMDisplayVer5)
590	{
591	int32_t xOrigin;
592	int32_t yOrigin;
593	uint32_t flags;
594	SSMR3GetS32(pSSM, &xOrigin);
595	SSMR3GetS32(pSSM, &yOrigin);
596	SSMR3GetU32(pSSM, &flags);
597	that->maFramebuffers[i].xOrigin = xOrigin;
598	that->maFramebuffers[i].yOrigin = yOrigin;
599	that->maFramebuffers[i].flags = (uint16_t)flags;
600	that->maFramebuffers[i].fDisabled = (that->maFramebuffers[i].flags & VBVA_SCREEN_F_DISABLED) != 0;
601	}
602	}
603	if ( uVersion == sSSMDisplayVer4
604	\|\| uVersion == sSSMDisplayVer5)
605	{
606	SSMR3GetS32(pSSM, &that->xInputMappingOrigin);
607	SSMR3GetS32(pSSM, &that->yInputMappingOrigin);
608	SSMR3GetU32(pSSM, &that->cxInputMapping);
609	SSMR3GetU32(pSSM, &that->cyInputMapping);
610	}
611	if (uVersion == sSSMDisplayVer5)
612	{
613	SSMR3GetU32(pSSM, &that->mfGuestVBVACapabilities);
614	SSMR3GetU32(pSSM, &that->mfHostCursorCapabilities);
615	}
616
617	return VINF_SUCCESS;
618	}
619
620	/**
621	* Initializes the display object.
622	*
623	* @returns COM result indicator
624	* @param aParent handle of our parent object
625	*/
626	HRESULT Display::init(Console *aParent)
627	{
628	ComAssertRet(aParent, E_INVALIDARG);
629	/* Enclose the state transition NotReady->InInit->Ready */
630	AutoInitSpan autoInitSpan(this);
631	AssertReturn(autoInitSpan.isOk(), E_FAIL);
632
633	unconst(mParent) = aParent;
634
635	mfSourceBitmapEnabled = true;
636	fVGAResizing = false;
637
638	ULONG ul;
639	mParent->i_machine()->COMGETTER(MonitorCount)(&ul);
640	mcMonitors = ul;
641	xInputMappingOrigin = 0;
642	yInputMappingOrigin = 0;
643	cxInputMapping = 0;
644	cyInputMapping = 0;
645
646	for (ul = 0; ul < mcMonitors; ul++)
647	{
648	maFramebuffers[ul].u32Offset = 0;
649	maFramebuffers[ul].u32MaxFramebufferSize = 0;
650	maFramebuffers[ul].u32InformationSize = 0;
651
652	maFramebuffers[ul].pFramebuffer = NULL;
653	/* All secondary monitors are disabled at startup. */
654	maFramebuffers[ul].fDisabled = ul > 0;
655
656	maFramebuffers[ul].u32Caps = 0;
657
658	maFramebuffers[ul].updateImage.pu8Address = NULL;
659	maFramebuffers[ul].updateImage.cbLine = 0;
660
661	maFramebuffers[ul].xOrigin = 0;
662	maFramebuffers[ul].yOrigin = 0;
663
664	maFramebuffers[ul].w = 0;
665	maFramebuffers[ul].h = 0;
666
667	maFramebuffers[ul].flags = maFramebuffers[ul].fDisabled? VBVA_SCREEN_F_DISABLED: 0;
668
669	maFramebuffers[ul].u16BitsPerPixel = 0;
670	maFramebuffers[ul].pu8FramebufferVRAM = NULL;
671	maFramebuffers[ul].u32LineSize = 0;
672
673	maFramebuffers[ul].pHostEvents = NULL;
674
675	maFramebuffers[ul].fDefaultFormat = false;
676
677	#ifdef VBOX_WITH_HGSMI
678	maFramebuffers[ul].fVBVAEnabled = false;
679	maFramebuffers[ul].fVBVAForceResize = false;
680	maFramebuffers[ul].fRenderThreadMode = false;
681	maFramebuffers[ul].pVBVAHostFlags = NULL;
682	#endif /* VBOX_WITH_HGSMI */
683	#ifdef VBOX_WITH_CROGL
684	RT_ZERO(maFramebuffers[ul].pendingViewportInfo);
685	#endif
686	}
687
688	{
689	// register listener for state change events
690	ComPtr<IEventSource> es;
691	mParent->COMGETTER(EventSource)(es.asOutParam());
692	com::SafeArray<VBoxEventType_T> eventTypes;
693	eventTypes.push_back(VBoxEventType_OnStateChanged);
694	es->RegisterListener(this, ComSafeArrayAsInParam(eventTypes), true);
695	}
696
697	/* Cache the 3D settings. */
698	BOOL fIs3DEnabled = FALSE;
699	mParent->i_machine()->COMGETTER(Accelerate3DEnabled)(&fIs3DEnabled);
700	GraphicsControllerType_T enmGpuType = GraphicsControllerType_VBoxVGA;
701	mParent->i_machine()->COMGETTER(GraphicsControllerType)(&enmGpuType);
702	mfIsCr3DEnabled = fIs3DEnabled && enmGpuType == GraphicsControllerType_VBoxVGA;
703
704	/* Confirm a successful initialization */
705	autoInitSpan.setSucceeded();
706
707	return S_OK;
708	}
709
710	/**
711	* Uninitializes the instance and sets the ready flag to FALSE.
712	* Called either from FinalRelease() or by the parent when it gets destroyed.
713	*/
714	void Display::uninit()
715	{
716	LogRelFlowFunc(("this=%p\n", this));
717
718	/* Enclose the state transition Ready->InUninit->NotReady */
719	AutoUninitSpan autoUninitSpan(this);
720	if (autoUninitSpan.uninitDone())
721	return;
722
723	unsigned uScreenId;
724	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
725	{
726	maFramebuffers[uScreenId].pSourceBitmap.setNull();
727	maFramebuffers[uScreenId].updateImage.pSourceBitmap.setNull();
728	maFramebuffers[uScreenId].updateImage.pu8Address = NULL;
729	maFramebuffers[uScreenId].updateImage.cbLine = 0;
730	maFramebuffers[uScreenId].pFramebuffer.setNull();
731	#ifdef VBOX_WITH_RECORDING
732	maFramebuffers[uScreenId].Recording.pSourceBitmap.setNull();
733	#endif
734	}
735
736	if (mParent)
737	{
738	ComPtr<IEventSource> es;
739	mParent->COMGETTER(EventSource)(es.asOutParam());
740	es->UnregisterListener(this);
741	}
742
743	unconst(mParent) = NULL;
744
745	if (mpDrv)
746	mpDrv->pDisplay = NULL;
747
748	mpDrv = NULL;
749	}
750
751	/**
752	* Register the SSM methods. Called by the power up thread to be able to
753	* pass pVM
754	*/
755	int Display::i_registerSSM(PUVM pUVM)
756	{
757	/* Version 2 adds width and height of the framebuffer; version 3 adds
758	* the framebuffer offset in the virtual desktop and the framebuffer flags;
759	* version 4 adds guest to host input event mapping and version 5 adds
760	* guest VBVA and host cursor capabilities.
761	*/
762	int rc = SSMR3RegisterExternal(pUVM, "DisplayData", 0, sSSMDisplayVer5,
763	mcMonitors * sizeof(uint32_t) * 8 + sizeof(uint32_t),
764	NULL, NULL, NULL,
765	NULL, i_displaySSMSave, NULL,
766	NULL, i_displaySSMLoad, NULL, this);
767	AssertRCReturn(rc, rc);
768
769	/*
770	* Register loaders for old saved states where iInstance was
771	* 3 * sizeof(uint32_t *) due to a code mistake.
772	*/
773	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 12 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
774	NULL, NULL, NULL,
775	NULL, NULL, NULL,
776	NULL, i_displaySSMLoad, NULL, this);
777	AssertRCReturn(rc, rc);
778
779	rc = SSMR3RegisterExternal(pUVM, "DisplayData", 24 /uInstance/, sSSMDisplayVer, 0 /cbGuess/,
780	NULL, NULL, NULL,
781	NULL, NULL, NULL,
782	NULL, i_displaySSMLoad, NULL, this);
783	AssertRCReturn(rc, rc);
784
785	/* uInstance is an arbitrary value greater than 1024. Such a value will ensure a quick seek in saved state file. */
786	rc = SSMR3RegisterExternal(pUVM, "DisplayScreenshot", 1100 /uInstance/, sSSMDisplayScreenshotVer, 0 /cbGuess/,
787	NULL, NULL, NULL,
788	NULL, i_displaySSMSaveScreenshot, NULL,
789	NULL, i_displaySSMLoadScreenshot, NULL, this);
790
791	AssertRCReturn(rc, rc);
792
793	return VINF_SUCCESS;
794	}
795
796	DECLCALLBACK(void) Display::i_displayCrCmdFree(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
797	{
798	RT_NOREF(pCmd, cbCmd, rc);
799	Assert(pvCompletion);
800	RTMemFree((void *)pvCompletion);
801	}
802
803	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
804	int Display::i_crOglWindowsShow(bool fShow)
805	{
806	if (!mfCrOglDataHidden == !!fShow)
807	return VINF_SUCCESS;
808
809	if (!mhCrOglSvc)
810	{
811	/* No 3D or the VMSVGA3d kind. */
812	Assert(!mfIsCr3DEnabled);
813	return VERR_INVALID_STATE;
814	}
815
816	VMMDev *pVMMDev = mParent->i_getVMMDev();
817	if (!pVMMDev)
818	{
819	AssertMsgFailed(("no vmmdev\n"));
820	return VERR_INVALID_STATE;
821	}
822
823	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
824	if (!pData)
825	{
826	AssertMsgFailed(("RTMemAlloc failed\n"));
827	return VERR_NO_MEMORY;
828	}
829
830	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
831	pData->Hdr.u32Function = SHCRGL_HOST_FN_WINDOWS_SHOW;
832
833	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
834	pData->aParms[0].u.uint32 = (uint32_t)fShow;
835
836	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
837	if (RT_SUCCESS(rc))
838	mfCrOglDataHidden = !fShow;
839	else
840	{
841	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
842	RTMemFree(pData);
843	}
844
845	return rc;
846	}
847	#endif
848
849
850	// public methods only for internal purposes
851	/////////////////////////////////////////////////////////////////////////////
852
853	int Display::i_notifyCroglResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM)
854	{
855	RT_NOREF(pView);
856	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
857	if (maFramebuffers[pScreen->u32ViewIndex].fRenderThreadMode)
858	return VINF_SUCCESS; /* nop it */
859
860	if (mfIsCr3DEnabled)
861	{
862	int rc = VERR_INVALID_STATE;
863	if (mhCrOglSvc)
864	{
865	VMMDev *pVMMDev = mParent->i_getVMMDev();
866	if (pVMMDev)
867	{
868	VBOXCRCMDCTL_HGCM *pCtl;
869	pCtl = (VBOXCRCMDCTL_HGCM*)RTMemAlloc(sizeof(CRVBOXHGCMDEVRESIZE) + sizeof(VBOXCRCMDCTL_HGCM));
870	if (pCtl)
871	{
872	CRVBOXHGCMDEVRESIZE pData = (CRVBOXHGCMDEVRESIZE)(pCtl+1);
873	pData->Screen = *pScreen;
874	pData->pvVRAM = pvVRAM;
875
876	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
877	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_DEV_RESIZE;
878	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
879	pCtl->aParms[0].u.pointer.addr = pData;
880	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
881
882	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
883	if (RT_FAILURE(rc))
884	{
885	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
886	RTMemFree(pCtl);
887	}
888	}
889	else
890	rc = VERR_NO_MEMORY;
891	}
892	}
893
894	return rc;
895	}
896	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
897	RT_NOREF(pScreen, pvVRAM);
898	#endif
899	return VINF_SUCCESS;
900	}
901
902	/**
903	* Handles display resize event.
904	*
905	* @param uScreenId Screen ID
906	* @param bpp New bits per pixel.
907	* @param pvVRAM VRAM pointer.
908	* @param cbLine New bytes per line.
909	* @param w New display width.
910	* @param h New display height.
911	* @param flags Flags of the new video mode.
912	* @param xOrigin New display origin X.
913	* @param yOrigin New display origin Y.
914	* @param fVGAResize Whether the resize is originated from the VGA device (DevVGA).
915	*/
916	int Display::i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM,
917	uint32_t cbLine, uint32_t w, uint32_t h, uint16_t flags,
918	int32_t xOrigin, int32_t yOrigin, bool fVGAResize)
919	{
920	LogRel2(("Display::i_handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X\n", uScreenId,
921	pvVRAM, w, h, bpp, cbLine, flags));
922
923	/* Caller must not hold the object lock. */
924	AssertReturn(!isWriteLockOnCurrentThread(), VERR_INVALID_STATE);
925
926	/* Note: the old code checked if the video mode was actially chnaged and
927	* did not invalidate the source bitmap if the mode did not change.
928	* The new code always invalidates the source bitmap, i.e. it will
929	* notify the frontend even if nothing actually changed.
930	*
931	* Implementing the filtering is possible but might lead to pfnSetRenderVRAM races
932	* between this method and QuerySourceBitmap. Such races can be avoided by implementing
933	* the @todo below.
934	*/
935
936	/* Make sure that the VGA device does not access the source bitmap. */
937	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN && mpDrv)
938	{
939	/// @todo It is probably more convenient to implement
940	// mpDrv->pUpPort->pfnSetOutputBitmap(pvVRAM, cbScanline, cBits, cx, cy, bool fSet);
941	// and remove IConnector.pbData, cbScanline, cBits, cx, cy.
942	// fSet = false disables rendering and VGA can check
943	// if it is already rendering to a different bitmap, avoiding
944	// enable/disable rendering races.
945	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, false);
946
947	mpDrv->IConnector.pbData = NULL;
948	mpDrv->IConnector.cbScanline = 0;
949	mpDrv->IConnector.cBits = 32; /* DevVGA does not work with cBits == 0. */
950	mpDrv->IConnector.cx = 0;
951	mpDrv->IConnector.cy = 0;
952	}
953
954	/* Update maFramebuffers[uScreenId] under lock. */
955	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
956
957	if (uScreenId >= mcMonitors)
958	{
959	LogRel(("Display::i_handleDisplayResize: mcMonitors=%u < uScreenId=%u (pvVRAM=%p w=%u h=%u bpp=%d cbLine=0x%X flags=0x%X)\n",
960	mcMonitors, uScreenId, pvVRAM, w, h, bpp, cbLine, flags));
961	return VINF_SUCCESS;
962	}
963
964	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
965
966	/* Whether the monitor position has changed.
967	* A resize initiated by the VGA device does not change the monitor position.
968	*/
969	const bool fNewOrigin = !fVGAResize
970	&& ( pFBInfo->xOrigin != xOrigin
971	\|\| pFBInfo->yOrigin != yOrigin);
972
973	/* The event for disabled->enabled transition.
974	* VGA resizes also come when the guest uses VBVA mode. They do not affect pFBInfo->fDisabled.
975	* The primary screen is re-enabled when the guest leaves the VBVA mode in i_displayVBVADisable.
976	*/
977	const bool fGuestMonitorChangedEvent = !fVGAResize
978	&& (pFBInfo->fDisabled != RT_BOOL(flags & VBVA_SCREEN_F_DISABLED));
979
980	/* Reset the update mode. */
981	pFBInfo->updateImage.pSourceBitmap.setNull();
982	pFBInfo->updateImage.pu8Address = NULL;
983	pFBInfo->updateImage.cbLine = 0;
984
985	/* Release the current source bitmap. */
986	pFBInfo->pSourceBitmap.setNull();
987
988	/* VGA blanking is signaled as w=0, h=0, bpp=0 and cbLine=0, and it's
989	* best to keep the old resolution, as otherwise the window size would
990	* change before the new resolution is known. */
991	const bool fVGABlank = fVGAResize && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
992	&& w == 0 && h == 0 && bpp == 0 && cbLine == 0;
993	if (fVGABlank)
994	{
995	w = pFBInfo->w;
996	h = pFBInfo->h;
997	}
998
999	/* Log changes. */
1000	if ( pFBInfo->w != w
1001	\|\| pFBInfo->h != h
1002	\|\| pFBInfo->u32LineSize != cbLine
1003	/\|\| pFBInfo->pu8FramebufferVRAM != (uint8_t )pvVRAM - too noisy */
1004	\|\| ( !fVGAResize
1005	&& ( pFBInfo->xOrigin != xOrigin
1006	\|\| pFBInfo->yOrigin != yOrigin
1007	\|\| pFBInfo->flags != flags)))
1008	LogRel(("Display::i_handleDisplayResize: uScreenId=%d pvVRAM=%p w=%d h=%d bpp=%d cbLine=0x%X flags=0x%X origin=%d,%d\n",
1009	uScreenId, pvVRAM, w, h, bpp, cbLine, flags, xOrigin, yOrigin));
1010
1011	/* Update the video mode information. */
1012	pFBInfo->w = w;
1013	pFBInfo->h = h;
1014	pFBInfo->u16BitsPerPixel = (uint16_t)bpp;
1015	pFBInfo->pu8FramebufferVRAM = (uint8_t *)pvVRAM;
1016	pFBInfo->u32LineSize = cbLine;
1017	if (!fVGAResize)
1018	{
1019	/* Fields which are not used in not VBVA modes and not affected by a VGA resize. */
1020	pFBInfo->flags = flags;
1021	pFBInfo->xOrigin = xOrigin;
1022	pFBInfo->yOrigin = yOrigin;
1023	pFBInfo->fDisabled = RT_BOOL(flags & VBVA_SCREEN_F_DISABLED);
1024	pFBInfo->fVBVAForceResize = false;
1025	}
1026	else
1027	{
1028	pFBInfo->flags = VBVA_SCREEN_F_ACTIVE;
1029	if (fVGABlank)
1030	pFBInfo->flags \|= VBVA_SCREEN_F_BLANK;
1031	pFBInfo->fDisabled = false;
1032	}
1033
1034	/* Prepare local vars for the notification code below. */
1035	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1036	const bool fDisabled = pFBInfo->fDisabled;
1037
1038	alock.release();
1039
1040	if (!pFramebuffer.isNull())
1041	{
1042	HRESULT hr = pFramebuffer->NotifyChange(uScreenId, 0, 0, w, h); /** @todo origin */
1043	LogFunc(("NotifyChange hr %08X\n", hr));
1044	NOREF(hr);
1045	}
1046
1047	if (fGuestMonitorChangedEvent)
1048	{
1049	if (fDisabled)
1050	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1051	GuestMonitorChangedEventType_Disabled,
1052	uScreenId,
1053	0, 0, 0, 0);
1054	else
1055	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1056	GuestMonitorChangedEventType_Enabled,
1057	uScreenId,
1058	xOrigin, yOrigin, w, h);
1059	}
1060
1061	if (fNewOrigin)
1062	fireGuestMonitorChangedEvent(mParent->i_getEventSource(),
1063	GuestMonitorChangedEventType_NewOrigin,
1064	uScreenId,
1065	xOrigin, yOrigin, 0, 0);
1066
1067	/* Inform the VRDP server about the change of display parameters. */
1068	LogRelFlowFunc(("Calling VRDP\n"));
1069	mParent->i_consoleVRDPServer()->SendResize();
1070
1071	/* And re-send the seamless rectangles if necessary. */
1072	if (mfSeamlessEnabled)
1073	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1074
1075	#ifdef VBOX_WITH_RECORDING
1076	i_recordingScreenChanged(uScreenId);
1077	#endif
1078
1079	LogRelFlowFunc(("[%d]: default format %d\n", uScreenId, pFBInfo->fDefaultFormat));
1080
1081	return VINF_SUCCESS;
1082	}
1083
1084	static void i_checkCoordBounds(int px, int py, int pw, int ph, int cx, int cy)
1085	{
1086	/* Correct negative x and y coordinates. */
1087	if (*px < 0)
1088	{
1089	px += pw; /* Compute xRight which is also the new width. */
1090
1091	pw = (px < 0)? 0: *px;
1092
1093	*px = 0;
1094	}
1095
1096	if (*py < 0)
1097	{
1098	py += ph; /* Compute xBottom, which is also the new height. */
1099
1100	ph = (py < 0)? 0: *py;
1101
1102	*py = 0;
1103	}
1104
1105	/* Also check if coords are greater than the display resolution. */
1106	if (px + pw > cx)
1107	{
1108	pw = cx > px? cx - *px: 0;
1109	}
1110
1111	if (py + ph > cy)
1112	{
1113	ph = cy > py? cy - *py: 0;
1114	}
1115	}
1116
1117	void Display::i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h)
1118	{
1119	/*
1120	* Always runs under either VBVA lock or, for HGSMI, DevVGA lock.
1121	* Safe to use VBVA vars and take the framebuffer lock.
1122	*/
1123
1124	#ifdef DEBUG_sunlover
1125	LogFlowFunc(("[%d] %d,%d %dx%d\n",
1126	uScreenId, x, y, w, h));
1127	#endif /* DEBUG_sunlover */
1128
1129	/* No updates for a disabled guest screen. */
1130	if (maFramebuffers[uScreenId].fDisabled)
1131	return;
1132
1133	/* No updates for a blank guest screen. */
1134	/** @note Disabled for now, as the GUI does not update the picture when we
1135	* first blank. */
1136	/* if (maFramebuffers[uScreenId].flags & VBVA_SCREEN_F_BLANK)
1137	return; */
1138
1139	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1140	AutoReadLock alockr(this COMMA_LOCKVAL_SRC_POS);
1141
1142	ComPtr<IFramebuffer> pFramebuffer = pFBInfo->pFramebuffer;
1143	ComPtr<IDisplaySourceBitmap> pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1144
1145	alockr.release();
1146
1147	if (RT_LIKELY(!pFramebuffer.isNull()))
1148	{
1149	if (RT_LIKELY(!RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_UpdateImage)))
1150	{
1151	i_checkCoordBounds(&x, &y, &w, &h, pFBInfo->w, pFBInfo->h);
1152
1153	if (w != 0 && h != 0)
1154	{
1155	pFramebuffer->NotifyUpdate(x, y, w, h);
1156	}
1157	}
1158	else
1159	{
1160	if (RT_LIKELY(!pSourceBitmap.isNull()))
1161	{ /* likely */ }
1162	else
1163	{
1164	/* Create a source bitmap if UpdateImage mode is used. */
1165	HRESULT hr = QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
1166	if (SUCCEEDED(hr))
1167	{
1168	BYTE *pAddress = NULL;
1169	ULONG ulWidth = 0;
1170	ULONG ulHeight = 0;
1171	ULONG ulBitsPerPixel = 0;
1172	ULONG ulBytesPerLine = 0;
1173	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1174
1175	hr = pSourceBitmap->QueryBitmapInfo(&pAddress,
1176	&ulWidth,
1177	&ulHeight,
1178	&ulBitsPerPixel,
1179	&ulBytesPerLine,
1180	&bitmapFormat);
1181	if (SUCCEEDED(hr))
1182	{
1183	AutoWriteLock alockw(this COMMA_LOCKVAL_SRC_POS);
1184
1185	if (pFBInfo->updateImage.pSourceBitmap.isNull())
1186	{
1187	pFBInfo->updateImage.pSourceBitmap = pSourceBitmap;
1188	pFBInfo->updateImage.pu8Address = pAddress;
1189	pFBInfo->updateImage.cbLine = ulBytesPerLine;
1190	}
1191
1192	pSourceBitmap = pFBInfo->updateImage.pSourceBitmap;
1193
1194	alockw.release();
1195	}
1196	}
1197	}
1198
1199	if (RT_LIKELY(!pSourceBitmap.isNull()))
1200	{
1201	BYTE *pbAddress = NULL;
1202	ULONG ulWidth = 0;
1203	ULONG ulHeight = 0;
1204	ULONG ulBitsPerPixel = 0;
1205	ULONG ulBytesPerLine = 0;
1206	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
1207
1208	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
1209	&ulWidth,
1210	&ulHeight,
1211	&ulBitsPerPixel,
1212	&ulBytesPerLine,
1213	&bitmapFormat);
1214	if (SUCCEEDED(hr))
1215	{
1216	/* Make sure that the requested update is within the source bitmap dimensions. */
1217	i_checkCoordBounds(&x, &y, &w, &h, ulWidth, ulHeight);
1218
1219	if (w != 0 && h != 0)
1220	{
1221	const size_t cbData = w * h * 4;
1222	com::SafeArray<BYTE> image(cbData);
1223
1224	uint8_t *pu8Dst = image.raw();
1225	const uint8_t pu8Src = pbAddress + ulBytesPerLine y + x * 4;
1226
1227	int i;
1228	for (i = y; i < y + h; ++i)
1229	{
1230	memcpy(pu8Dst, pu8Src, w * 4);
1231	pu8Dst += w * 4;
1232	pu8Src += ulBytesPerLine;
1233	}
1234
1235	pFramebuffer->NotifyUpdateImage(x, y, w, h, ComSafeArrayAsInParam(image));
1236	}
1237	}
1238	}
1239	}
1240	}
1241
1242	#ifndef VBOX_WITH_HGSMI
1243	if (!mVideoAccelLegacy.fVideoAccelEnabled)
1244	{
1245	#else
1246	if (!mVideoAccelLegacy.fVideoAccelEnabled && !maFramebuffers[uScreenId].fVBVAEnabled)
1247	{
1248	#endif /* VBOX_WITH_HGSMI */
1249	/* When VBVA is enabled, the VRDP server is informed
1250	* either in VideoAccelFlush or displayVBVAUpdateProcess.
1251	* Inform the server here only if VBVA is disabled.
1252	*/
1253	mParent->i_consoleVRDPServer()->SendUpdateBitmap(uScreenId, x, y, w, h);
1254	}
1255	}
1256
1257	void Display::i_updateGuestGraphicsFacility(void)
1258	{
1259	Guest* pGuest = mParent->i_getGuest();
1260	AssertPtrReturnVoid(pGuest);
1261	/* The following is from GuestImpl.cpp. */
1262	/** @todo A nit: The timestamp is wrong on saved state restore. Would be better
1263	* to move the graphics and seamless capability -> facility translation to
1264	* VMMDev so this could be saved. */
1265	RTTIMESPEC TimeSpecTS;
1266	RTTimeNow(&TimeSpecTS);
1267
1268	if ( mfVMMDevSupportsGraphics
1269	\|\| (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS) != 0)
1270	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1271	VBoxGuestFacilityStatus_Active,
1272	0 /fFlags/, &TimeSpecTS);
1273	else
1274	pGuest->i_setAdditionsStatus(VBoxGuestFacilityType_Graphics,
1275	VBoxGuestFacilityStatus_Inactive,
1276	0 /fFlags/, &TimeSpecTS);
1277	}
1278
1279	void Display::i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics)
1280	{
1281	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1282	if (mfVMMDevSupportsGraphics == fSupportsGraphics)
1283	return;
1284	mfVMMDevSupportsGraphics = fSupportsGraphics;
1285	i_updateGuestGraphicsFacility();
1286	/* The VMMDev interface notifies the console. */
1287	}
1288
1289	void Display::i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities)
1290	{
1291	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1292	bool fNotify = (fNewCapabilities & VBVACAPS_VIDEO_MODE_HINTS) != (mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS);
1293
1294	mfGuestVBVACapabilities = fNewCapabilities;
1295	if (!fNotify)
1296	return;
1297	i_updateGuestGraphicsFacility();
1298	/* Tell the console about it */
1299	mParent->i_onAdditionsStateChange();
1300	}
1301
1302	void Display::i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy)
1303	{
1304	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1305
1306	xInputMappingOrigin = xOrigin;
1307	yInputMappingOrigin = yOrigin;
1308	cxInputMapping = cx;
1309	cyInputMapping = cy;
1310
1311	/* Re-send the seamless rectangles if necessary. */
1312	if (mfSeamlessEnabled)
1313	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1314	}
1315
1316	/**
1317	* Returns the upper left and lower right corners of the virtual framebuffer.
1318	* The lower right is "exclusive" (i.e. first pixel beyond the framebuffer),
1319	* and the origin is (0, 0), not (1, 1) like the GUI returns.
1320	*/
1321	void Display::i_getFramebufferDimensions(int32_t px1, int32_t py1,
1322	int32_t px2, int32_t py2)
1323	{
1324	int32_t x1 = 0, y1 = 0, x2 = 0, y2 = 0;
1325	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1326
1327	AssertPtrReturnVoid(px1);
1328	AssertPtrReturnVoid(py1);
1329	AssertPtrReturnVoid(px2);
1330	AssertPtrReturnVoid(py2);
1331	LogRelFlowFunc(("\n"));
1332
1333	if (!mpDrv)
1334	return;
1335	/* If VBVA is not in use then this flag will not be set and this
1336	* will still work as it should. */
1337	if (!maFramebuffers[0].fDisabled)
1338	{
1339	x1 = (int32_t)maFramebuffers[0].xOrigin;
1340	y1 = (int32_t)maFramebuffers[0].yOrigin;
1341	x2 = (int32_t)maFramebuffers[0].w + (int32_t)maFramebuffers[0].xOrigin;
1342	y2 = (int32_t)maFramebuffers[0].h + (int32_t)maFramebuffers[0].yOrigin;
1343	}
1344	if (cxInputMapping && cyInputMapping)
1345	{
1346	x1 = xInputMappingOrigin;
1347	y1 = yInputMappingOrigin;
1348	x2 = xInputMappingOrigin + cxInputMapping;
1349	y2 = yInputMappingOrigin + cyInputMapping;
1350	}
1351	else
1352	for (unsigned i = 1; i < mcMonitors; ++i)
1353	{
1354	if (!maFramebuffers[i].fDisabled)
1355	{
1356	x1 = RT_MIN(x1, maFramebuffers[i].xOrigin);
1357	y1 = RT_MIN(y1, maFramebuffers[i].yOrigin);
1358	x2 = RT_MAX(x2, maFramebuffers[i].xOrigin + (int32_t)maFramebuffers[i].w);
1359	y2 = RT_MAX(y2, maFramebuffers[i].yOrigin + (int32_t)maFramebuffers[i].h);
1360	}
1361	}
1362	*px1 = x1;
1363	*py1 = y1;
1364	*px2 = x2;
1365	*py2 = y2;
1366	}
1367
1368	/** Updates the device's view of the host cursor handling capabilities.
1369	* Calls into mpDrv->pUpPort. */
1370	void Display::i_UpdateDeviceCursorCapabilities(void)
1371	{
1372	bool fRenderCursor = true;
1373	bool fMoveCursor = mcVRDPRefs == 0;
1374	#ifdef VBOX_WITH_RECORDING
1375	RecordingContext *pCtx = mParent->i_recordingGetContext();
1376
1377	if ( pCtx
1378	&& pCtx->IsStarted()
1379	&& pCtx->IsFeatureEnabled(RecordingFeature_Video))
1380	fRenderCursor = fMoveCursor = false;
1381	else
1382	#endif /* VBOX_WITH_RECORDING */
1383	{
1384	for (unsigned uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1385	{
1386	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1387	if (!(pFBInfo->u32Caps & FramebufferCapabilities_RenderCursor))
1388	fRenderCursor = false;
1389	if (!(pFBInfo->u32Caps & FramebufferCapabilities_MoveCursor))
1390	fMoveCursor = false;
1391	}
1392	}
1393
1394	if (mpDrv)
1395	mpDrv->pUpPort->pfnReportHostCursorCapabilities(mpDrv->pUpPort, fRenderCursor, fMoveCursor);
1396	}
1397
1398	HRESULT Display::i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved)
1399	{
1400	/* Do we need this to access mParent? I presume that the safe VM pointer
1401	* ensures that mpDrv will remain valid. */
1402	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1403	uint32_t fHostCursorCapabilities = (mfHostCursorCapabilities \| fCapabilitiesAdded)
1404	& ~fCapabilitiesRemoved;
1405
1406	Console::SafeVMPtr ptrVM(mParent);
1407	if (!ptrVM.isOk())
1408	return ptrVM.rc();
1409	if (mfHostCursorCapabilities == fHostCursorCapabilities)
1410	return S_OK;
1411	CHECK_CONSOLE_DRV(mpDrv);
1412	alock.release(); /* Release before calling up for lock order reasons. */
1413	mfHostCursorCapabilities = fHostCursorCapabilities;
1414	i_UpdateDeviceCursorCapabilities();
1415	return S_OK;
1416	}
1417
1418	HRESULT Display::i_reportHostCursorPosition(int32_t x, int32_t y, bool fOutOfRange)
1419	{
1420	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1421	uint32_t xAdj = (uint32_t)RT_MAX(x - xInputMappingOrigin, 0);
1422	uint32_t yAdj = (uint32_t)RT_MAX(y - yInputMappingOrigin, 0);
1423	xAdj = RT_MIN(xAdj, cxInputMapping);
1424	yAdj = RT_MIN(yAdj, cyInputMapping);
1425
1426	Console::SafeVMPtr ptrVM(mParent);
1427	if (!ptrVM.isOk())
1428	return ptrVM.rc();
1429	CHECK_CONSOLE_DRV(mpDrv);
1430	alock.release(); /* Release before calling up for lock order reasons. */
1431	if (fOutOfRange)
1432	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, 0, 0, true);
1433	else
1434	mpDrv->pUpPort->pfnReportHostCursorPosition(mpDrv->pUpPort, xAdj, yAdj, false);
1435	return S_OK;
1436	}
1437
1438	static bool displayIntersectRect(RTRECT *prectResult,
1439	const RTRECT *prect1,
1440	const RTRECT *prect2)
1441	{
1442	/* Initialize result to an empty record. */
1443	memset(prectResult, 0, sizeof(RTRECT));
1444
1445	int xLeftResult = RT_MAX(prect1->xLeft, prect2->xLeft);
1446	int xRightResult = RT_MIN(prect1->xRight, prect2->xRight);
1447
1448	if (xLeftResult < xRightResult)
1449	{
1450	/* There is intersection by X. */
1451
1452	int yTopResult = RT_MAX(prect1->yTop, prect2->yTop);
1453	int yBottomResult = RT_MIN(prect1->yBottom, prect2->yBottom);
1454
1455	if (yTopResult < yBottomResult)
1456	{
1457	/* There is intersection by Y. */
1458
1459	prectResult->xLeft = xLeftResult;
1460	prectResult->yTop = yTopResult;
1461	prectResult->xRight = xRightResult;
1462	prectResult->yBottom = yBottomResult;
1463
1464	return true;
1465	}
1466	}
1467
1468	return false;
1469	}
1470
1471	int Display::i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect)
1472	{
1473	RTRECT *pRectVisibleRegion = NULL;
1474
1475	if (pRect == mpRectVisibleRegion)
1476	return VINF_SUCCESS;
1477	if (cRect != 0)
1478	{
1479	pRectVisibleRegion = (RTRECT )RTMemAlloc(cRect sizeof(RTRECT));
1480	if (!pRectVisibleRegion)
1481	{
1482	return VERR_NO_MEMORY;
1483	}
1484	memcpy(pRectVisibleRegion, pRect, cRect * sizeof(RTRECT));
1485	}
1486	if (mpRectVisibleRegion)
1487	RTMemFree(mpRectVisibleRegion);
1488	mcRectVisibleRegion = cRect;
1489	mpRectVisibleRegion = pRectVisibleRegion;
1490	return VINF_SUCCESS;
1491	}
1492
1493	int Display::i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
1494	{
1495	RTRECT pVisibleRegion = (RTRECT )RTMemTmpAlloc( RT_MAX(cRect, 1)
1496	* sizeof(RTRECT));
1497	LogRel2(("%s: cRect=%u\n", __PRETTY_FUNCTION__, cRect));
1498	if (!pVisibleRegion)
1499	{
1500	return VERR_NO_TMP_MEMORY;
1501	}
1502	int rc = i_saveVisibleRegion(cRect, pRect);
1503	if (RT_FAILURE(rc))
1504	{
1505	RTMemTmpFree(pVisibleRegion);
1506	return rc;
1507	}
1508
1509	unsigned uScreenId;
1510	for (uScreenId = 0; uScreenId < mcMonitors; uScreenId++)
1511	{
1512	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1513
1514	if ( !pFBInfo->pFramebuffer.isNull()
1515	&& RT_BOOL(pFBInfo->u32Caps & FramebufferCapabilities_VisibleRegion))
1516	{
1517	/* Prepare a new array of rectangles which intersect with the framebuffer.
1518	*/
1519	RTRECT rectFramebuffer;
1520	rectFramebuffer.xLeft = pFBInfo->xOrigin - xInputMappingOrigin;
1521	rectFramebuffer.yTop = pFBInfo->yOrigin - yInputMappingOrigin;
1522	rectFramebuffer.xRight = rectFramebuffer.xLeft + pFBInfo->w;
1523	rectFramebuffer.yBottom = rectFramebuffer.yTop + pFBInfo->h;
1524
1525	uint32_t cRectVisibleRegion = 0;
1526
1527	uint32_t i;
1528	for (i = 0; i < cRect; i++)
1529	{
1530	if (displayIntersectRect(&pVisibleRegion[cRectVisibleRegion], &pRect[i], &rectFramebuffer))
1531	{
1532	pVisibleRegion[cRectVisibleRegion].xLeft -= rectFramebuffer.xLeft;
1533	pVisibleRegion[cRectVisibleRegion].yTop -= rectFramebuffer.yTop;
1534	pVisibleRegion[cRectVisibleRegion].xRight -= rectFramebuffer.xLeft;
1535	pVisibleRegion[cRectVisibleRegion].yBottom -= rectFramebuffer.yTop;
1536
1537	cRectVisibleRegion++;
1538	}
1539	}
1540	pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
1541	}
1542	}
1543
1544	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1545	VMMDev *vmmDev = mParent->i_getVMMDev();
1546	if (mfIsCr3DEnabled && vmmDev)
1547	{
1548	if (mhCrOglSvc)
1549	{
1550	VBOXCRCMDCTL_HGCM *pCtl;
1551	pCtl = (VBOXCRCMDCTL_HGCM)RTMemAlloc(RT_MAX(cRect, 1) sizeof(RTRECT) + sizeof(VBOXCRCMDCTL_HGCM));
1552	if (pCtl)
1553	{
1554	RTRECT pRectsCopy = (RTRECT)(pCtl+1);
1555	memcpy(pRectsCopy, pRect, cRect * sizeof(RTRECT));
1556
1557	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1558	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
1559
1560	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
1561	pCtl->aParms[0].u.pointer.addr = pRectsCopy;
1562	pCtl->aParms[0].u.pointer.size = (uint32_t)(cRect * sizeof(RTRECT));
1563
1564	rc = i_crCtlSubmit(&pCtl->Hdr, sizeof(*pCtl), i_displayCrCmdFree, pCtl);
1565	if (!RT_SUCCESS(rc))
1566	{
1567	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
1568	RTMemFree(pCtl);
1569	}
1570	}
1571	else
1572	AssertMsgFailed(("failed to allocate rects memory\n"));
1573	}
1574	else
1575	AssertMsgFailed(("mhCrOglSvc is NULL\n"));
1576	}
1577	#endif
1578
1579	RTMemTmpFree(pVisibleRegion);
1580
1581	return VINF_SUCCESS;
1582	}
1583
1584	int Display::i_handleQueryVisibleRegion(uint32_t *pcRects, PRTRECT paRects)
1585	{
1586	/// @todo Currently not used by the guest and is not implemented in
1587	/// framebuffers. Remove?
1588	RT_NOREF(pcRects, paRects);
1589	return VERR_NOT_SUPPORTED;
1590	}
1591
1592	#ifdef VBOX_WITH_HGSMI
1593	static void vbvaSetMemoryFlagsHGSMI(unsigned uScreenId,
1594	uint32_t fu32SupportedOrders,
1595	bool fVideoAccelVRDP,
1596	DISPLAYFBINFO *pFBInfo)
1597	{
1598	LogRelFlowFunc(("HGSMI[%d]: %p\n", uScreenId, pFBInfo->pVBVAHostFlags));
1599
1600	if (pFBInfo->pVBVAHostFlags)
1601	{
1602	uint32_t fu32HostEvents = VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
1603
1604	if (pFBInfo->fVBVAEnabled)
1605	{
1606	fu32HostEvents \|= VBVA_F_MODE_ENABLED;
1607
1608	if (fVideoAccelVRDP)
1609	{
1610	fu32HostEvents \|= VBVA_F_MODE_VRDP;
1611	}
1612	}
1613
1614	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32HostEvents, fu32HostEvents);
1615	ASMAtomicWriteU32(&pFBInfo->pVBVAHostFlags->u32SupportedOrders, fu32SupportedOrders);
1616
1617	LogRelFlowFunc((" fu32HostEvents = 0x%08X, fu32SupportedOrders = 0x%08X\n", fu32HostEvents, fu32SupportedOrders));
1618	}
1619	}
1620
1621	static void vbvaSetMemoryFlagsAllHGSMI(uint32_t fu32SupportedOrders,
1622	bool fVideoAccelVRDP,
1623	DISPLAYFBINFO *paFBInfos,
1624	unsigned cFBInfos)
1625	{
1626	unsigned uScreenId;
1627
1628	for (uScreenId = 0; uScreenId < cFBInfos; uScreenId++)
1629	{
1630	vbvaSetMemoryFlagsHGSMI(uScreenId, fu32SupportedOrders, fVideoAccelVRDP, &paFBInfos[uScreenId]);
1631	}
1632	}
1633	#endif /* VBOX_WITH_HGSMI */
1634
1635	int Display::VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory)
1636	{
1637	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1638	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1639	if (RT_SUCCESS(rc))
1640	{
1641	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1642	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1643	}
1644	LogFlowFunc(("leave %Rrc\n", rc));
1645	return rc;
1646	}
1647
1648	int Display::VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory)
1649	{
1650	LogFlowFunc(("%d %p\n", fEnable, pVbvaMemory));
1651	int rc = videoAccelEnterVGA(&mVideoAccelLegacy);
1652	if (RT_SUCCESS(rc))
1653	{
1654	rc = i_VideoAccelEnable(fEnable, pVbvaMemory, mpDrv->pUpPort);
1655	videoAccelLeaveVGA(&mVideoAccelLegacy);
1656	}
1657	LogFlowFunc(("leave %Rrc\n", rc));
1658	return rc;
1659	}
1660
1661	void Display::VideoAccelFlushVMMDev(void)
1662	{
1663	LogFlowFunc(("enter\n"));
1664	int rc = videoAccelEnterVMMDev(&mVideoAccelLegacy);
1665	if (RT_SUCCESS(rc))
1666	{
1667	i_VideoAccelFlush(mpDrv->pUpPort);
1668	videoAccelLeaveVMMDev(&mVideoAccelLegacy);
1669	}
1670	LogFlowFunc(("leave\n"));
1671	}
1672
1673	/* Called always by one VRDP server thread. Can be thread-unsafe.
1674	*/
1675	void Display::i_VRDPConnectionEvent(bool fConnect)
1676	{
1677	LogRelFlowFunc(("fConnect = %d\n", fConnect));
1678
1679	int c = fConnect?
1680	ASMAtomicIncS32(&mcVRDPRefs):
1681	ASMAtomicDecS32(&mcVRDPRefs);
1682
1683	i_VideoAccelVRDP(fConnect, c);
1684	i_UpdateDeviceCursorCapabilities();
1685	}
1686
1687
1688	void Display::i_VideoAccelVRDP(bool fEnable, int c)
1689	{
1690	VIDEOACCEL *pVideoAccel = &mVideoAccelLegacy;
1691
1692	Assert (c >= 0);
1693	RT_NOREF(fEnable);
1694
1695	/* This can run concurrently with Display videoaccel state change. */
1696	RTCritSectEnter(&mVideoAccelLock);
1697
1698	if (c == 0)
1699	{
1700	/* The last client has disconnected, and the accel can be
1701	* disabled.
1702	*/
1703	Assert(fEnable == false);
1704
1705	mfVideoAccelVRDP = false;
1706	mfu32SupportedOrders = 0;
1707
1708	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1709	maFramebuffers, mcMonitors);
1710	#ifdef VBOX_WITH_HGSMI
1711	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1712	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1713	#endif /* VBOX_WITH_HGSMI */
1714
1715	LogRel(("VBVA: VRDP acceleration has been disabled.\n"));
1716	}
1717	else if ( c == 1
1718	&& !mfVideoAccelVRDP)
1719	{
1720	/* The first client has connected. Enable the accel.
1721	*/
1722	Assert(fEnable == true);
1723
1724	mfVideoAccelVRDP = true;
1725	/* Supporting all orders. */
1726	mfu32SupportedOrders = UINT32_MAX;
1727
1728	i_vbvaSetMemoryFlags(pVideoAccel->pVbvaMemory, pVideoAccel->fVideoAccelEnabled, mfVideoAccelVRDP, mfu32SupportedOrders,
1729	maFramebuffers, mcMonitors);
1730	#ifdef VBOX_WITH_HGSMI
1731	/* Here is VRDP-IN thread. Process the request in vbvaUpdateBegin under DevVGA lock on an EMT. */
1732	ASMAtomicIncU32(&mu32UpdateVBVAFlags);
1733	#endif /* VBOX_WITH_HGSMI */
1734
1735	LogRel(("VBVA: VRDP acceleration has been requested.\n"));
1736	}
1737	else
1738	{
1739	/* A client is connected or disconnected but there is no change in the
1740	* accel state. It remains enabled.
1741	*/
1742	Assert(mfVideoAccelVRDP == true);
1743	}
1744
1745	RTCritSectLeave(&mVideoAccelLock);
1746	}
1747
1748	void Display::i_notifyPowerDown(void)
1749	{
1750	LogRelFlowFunc(("\n"));
1751
1752	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1753
1754	/* Source bitmaps are not available anymore. */
1755	mfSourceBitmapEnabled = false;
1756
1757	alock.release();
1758
1759	/* Resize all displays to tell framebuffers to forget current source bitmap. */
1760	unsigned uScreenId = mcMonitors;
1761	while (uScreenId > 0)
1762	{
1763	--uScreenId;
1764
1765	DISPLAYFBINFO *pFBInfo = &maFramebuffers[uScreenId];
1766	if (!pFBInfo->fDisabled)
1767	{
1768	i_handleDisplayResize(uScreenId, 32,
1769	pFBInfo->pu8FramebufferVRAM,
1770	pFBInfo->u32LineSize,
1771	pFBInfo->w,
1772	pFBInfo->h,
1773	pFBInfo->flags,
1774	pFBInfo->xOrigin,
1775	pFBInfo->yOrigin,
1776	false);
1777	}
1778	}
1779	}
1780
1781	// Wrapped IDisplay methods
1782	/////////////////////////////////////////////////////////////////////////////
1783	HRESULT Display::getScreenResolution(ULONG aScreenId, ULONG aWidth, ULONG aHeight, ULONG *aBitsPerPixel,
1784	LONG aXOrigin, LONG aYOrigin, GuestMonitorStatus_T *aGuestMonitorStatus)
1785	{
1786	LogRelFlowFunc(("aScreenId=%RU32\n", aScreenId));
1787
1788	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1789
1790	if (aScreenId >= mcMonitors)
1791	return E_INVALIDARG;
1792
1793	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1794
1795	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
1796
1797	if (pFBInfo->flags & VBVA_SCREEN_F_DISABLED)
1798	guestMonitorStatus = GuestMonitorStatus_Disabled;
1799	else if (pFBInfo->flags & (VBVA_SCREEN_F_BLANK \| VBVA_SCREEN_F_BLANK2))
1800	guestMonitorStatus = GuestMonitorStatus_Blank;
1801
1802	if (aWidth)
1803	*aWidth = pFBInfo->w;
1804	if (aHeight)
1805	*aHeight = pFBInfo->h;
1806	if (aBitsPerPixel)
1807	*aBitsPerPixel = pFBInfo->u16BitsPerPixel;
1808	if (aXOrigin)
1809	*aXOrigin = pFBInfo->xOrigin;
1810	if (aYOrigin)
1811	*aYOrigin = pFBInfo->yOrigin;
1812	if (aGuestMonitorStatus)
1813	*aGuestMonitorStatus = guestMonitorStatus;
1814
1815	return S_OK;
1816	}
1817
1818
1819	HRESULT Display::attachFramebuffer(ULONG aScreenId, const ComPtr<IFramebuffer> &aFramebuffer, com::Guid &aId)
1820	{
1821	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1822
1823	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1824
1825	if (aScreenId >= mcMonitors)
1826	return setError(E_INVALIDARG, tr("AttachFramebuffer: Invalid screen %d (total %d)"),
1827	aScreenId, mcMonitors);
1828
1829	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1830	if (!pFBInfo->pFramebuffer.isNull())
1831	return setError(E_FAIL, tr("AttachFramebuffer: Framebuffer already attached to %d"),
1832	aScreenId);
1833
1834	pFBInfo->pFramebuffer = aFramebuffer;
1835	pFBInfo->framebufferId.create();
1836	aId = pFBInfo->framebufferId;
1837
1838	SafeArray<FramebufferCapabilities_T> caps;
1839	pFBInfo->pFramebuffer->COMGETTER(Capabilities)(ComSafeArrayAsOutParam(caps));
1840	pFBInfo->u32Caps = 0;
1841	size_t i;
1842	for (i = 0; i < caps.size(); ++i)
1843	pFBInfo->u32Caps \|= caps[i];
1844
1845	alock.release();
1846
1847	/* The driver might not have been constructed yet */
1848	if (mpDrv)
1849	{
1850	/* Inform the framebuffer about the actual screen size. */
1851	HRESULT hr = aFramebuffer->NotifyChange(aScreenId, 0, 0, pFBInfo->w, pFBInfo->h); /** @todo origin */
1852	LogFunc(("NotifyChange hr %08X\n", hr)); NOREF(hr);
1853
1854	/* Re-send the seamless rectangles if necessary. */
1855	if (mfSeamlessEnabled)
1856	i_handleSetVisibleRegion(mcRectVisibleRegion, mpRectVisibleRegion);
1857	}
1858
1859	Console::SafeVMPtrQuiet ptrVM(mParent);
1860	if (ptrVM.isOk())
1861	{
1862	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1863	if (mfIsCr3DEnabled)
1864	{
1865	VBOXCRCMDCTL_HGCM data;
1866	RT_ZERO(data);
1867	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1868	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1869
1870	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1871	data.aParms[0].u.uint32 = aScreenId;
1872
1873	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1874	AssertRC(vrc);
1875	}
1876	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1877
1878	VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
1879	3, this, aScreenId, false);
1880	}
1881
1882	LogRelFlowFunc(("Attached to %d %RTuuid\n", aScreenId, aId.raw()));
1883	return S_OK;
1884	}
1885
1886	HRESULT Display::detachFramebuffer(ULONG aScreenId, const com::Guid &aId)
1887	{
1888	LogRelFlowFunc(("aScreenId = %d %RTuuid\n", aScreenId, aId.raw()));
1889
1890	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1891
1892	if (aScreenId >= mcMonitors)
1893	return setError(E_INVALIDARG, tr("DetachFramebuffer: Invalid screen %d (total %d)"),
1894	aScreenId, mcMonitors);
1895
1896	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1897
1898	if (pFBInfo->framebufferId != aId)
1899	{
1900	LogRelFlowFunc(("Invalid framebuffer aScreenId = %d, attached %p\n", aScreenId, pFBInfo->framebufferId.raw()));
1901	return setError(E_FAIL, tr("DetachFramebuffer: Invalid framebuffer object"));
1902	}
1903
1904	pFBInfo->pFramebuffer.setNull();
1905	pFBInfo->framebufferId.clear();
1906
1907	alock.release();
1908
1909	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
1910	Console::SafeVMPtrQuiet ptrVM(mParent);
1911	if (ptrVM.isOk())
1912	{
1913	if (mfIsCr3DEnabled)
1914	{
1915	VBOXCRCMDCTL_HGCM data;
1916	RT_ZERO(data);
1917	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
1918	data.Hdr.u32Function = SHCRGL_HOST_FN_SCREEN_CHANGED;
1919
1920	data.aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
1921	data.aParms[0].u.uint32 = aScreenId;
1922
1923	int vrc = i_crCtlSubmitSync(&data.Hdr, sizeof(data));
1924	AssertRC(vrc);
1925	}
1926	}
1927	#endif /* defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL) */
1928
1929	return S_OK;
1930	}
1931
1932	HRESULT Display::queryFramebuffer(ULONG aScreenId, ComPtr<IFramebuffer> &aFramebuffer)
1933	{
1934	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
1935
1936	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1937
1938	if (aScreenId >= mcMonitors)
1939	return setError(E_INVALIDARG, tr("QueryFramebuffer: Invalid screen %d (total %d)"),
1940	aScreenId, mcMonitors);
1941
1942	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
1943
1944	pFBInfo->pFramebuffer.queryInterfaceTo(aFramebuffer.asOutParam());
1945
1946	return S_OK;
1947	}
1948
1949	HRESULT Display::setVideoModeHint(ULONG aDisplay, BOOL aEnabled,
1950	BOOL aChangeOrigin, LONG aOriginX, LONG aOriginY,
1951	ULONG aWidth, ULONG aHeight, ULONG aBitsPerPixel,
1952	BOOL aNotify)
1953	{
1954	if (aWidth == 0 \|\| aHeight == 0 \|\| aBitsPerPixel == 0)
1955	{
1956	/* Some of parameters must not change. Query current mode. */
1957	ULONG ulWidth = 0;
1958	ULONG ulHeight = 0;
1959	ULONG ulBitsPerPixel = 0;
1960	HRESULT hr = getScreenResolution(aDisplay, &ulWidth, &ulHeight, &ulBitsPerPixel, NULL, NULL, NULL);
1961	if (FAILED(hr))
1962	return hr;
1963
1964	/* Assign current values to not changing parameters. */
1965	if (aWidth == 0)
1966	aWidth = ulWidth;
1967	if (aHeight == 0)
1968	aHeight = ulHeight;
1969	if (aBitsPerPixel == 0)
1970	aBitsPerPixel = ulBitsPerPixel;
1971	}
1972
1973	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1974
1975	if (aDisplay >= mcMonitors)
1976	return E_INVALIDARG;
1977
1978	VMMDevDisplayDef d;
1979	d.idDisplay = aDisplay;
1980	d.xOrigin = aOriginX;
1981	d.yOrigin = aOriginY;
1982	d.cx = aWidth;
1983	d.cy = aHeight;
1984	d.cBitsPerPixel = aBitsPerPixel;
1985	d.fDisplayFlags = VMMDEV_DISPLAY_CX \| VMMDEV_DISPLAY_CY \| VMMDEV_DISPLAY_BPP;
1986	if (!aEnabled)
1987	d.fDisplayFlags \|= VMMDEV_DISPLAY_DISABLED;
1988	if (aChangeOrigin)
1989	d.fDisplayFlags \|= VMMDEV_DISPLAY_ORIGIN;
1990	if (aDisplay == 0)
1991	d.fDisplayFlags \|= VMMDEV_DISPLAY_PRIMARY;
1992
1993	/* Remember the monitor information. */
1994	maFramebuffers[aDisplay].monitorDesc = d;
1995
1996	CHECK_CONSOLE_DRV(mpDrv);
1997
1998	/*
1999	* It is up to the guest to decide whether the hint is
2000	* valid. Therefore don't do any VRAM sanity checks here.
2001	*/
2002
2003	/* Have to release the lock because the pfnRequestDisplayChange
2004	* will call EMT. */
2005	alock.release();
2006
2007	/* We always send the hint to the graphics card in case the guest enables
2008	* support later. For now we notify exactly when support is enabled. */
2009	mpDrv->pUpPort->pfnSendModeHint(mpDrv->pUpPort, aWidth, aHeight,
2010	aBitsPerPixel, aDisplay,
2011	aChangeOrigin ? aOriginX : ~0,
2012	aChangeOrigin ? aOriginY : ~0,
2013	RT_BOOL(aEnabled),
2014	( mfGuestVBVACapabilities
2015	& VBVACAPS_VIDEO_MODE_HINTS)
2016	&& aNotify);
2017	if ( mfGuestVBVACapabilities & VBVACAPS_VIDEO_MODE_HINTS
2018	&& !(mfGuestVBVACapabilities & VBVACAPS_IRQ)
2019	&& aNotify)
2020	{
2021	mParent->i_sendACPIMonitorHotPlugEvent();
2022	}
2023
2024	/* We currently never suppress the VMMDev hint if the guest has requested
2025	* it. Specifically the video graphics driver may not be responsible for
2026	* screen positioning in the guest virtual desktop, and the component
2027	* responsible may want to get the hint from VMMDev. */
2028	VMMDev *pVMMDev = mParent->i_getVMMDev();
2029	if (pVMMDev)
2030	{
2031	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2032	if (pVMMDevPort)
2033	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, 1, &d, false, RT_BOOL(aNotify));
2034	}
2035	/* Notify listeners. */
2036	fireGuestMonitorInfoChangedEvent(mParent->i_getEventSource(), aDisplay);
2037	return S_OK;
2038	}
2039
2040	HRESULT Display::getVideoModeHint(ULONG cDisplay, BOOL *pfEnabled,
2041	BOOL pfChangeOrigin, LONG pxOrigin, LONG *pyOrigin,
2042	ULONG pcx, ULONG pcy, ULONG *pcBitsPerPixel)
2043	{
2044	if (cDisplay >= mcMonitors)
2045	return E_INVALIDARG;
2046
2047	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
2048	if (pfEnabled)
2049	*pfEnabled = !( maFramebuffers[cDisplay].monitorDesc.fDisplayFlags
2050	& VMMDEV_DISPLAY_DISABLED);
2051	if (pfChangeOrigin)
2052	*pfChangeOrigin = RT_BOOL( maFramebuffers[cDisplay].monitorDesc.fDisplayFlags
2053	& VMMDEV_DISPLAY_ORIGIN);
2054	if (pxOrigin)
2055	*pxOrigin = maFramebuffers[cDisplay].monitorDesc.xOrigin;
2056	if (pyOrigin)
2057	*pyOrigin = maFramebuffers[cDisplay].monitorDesc.yOrigin;
2058	if (pcx)
2059	*pcx = maFramebuffers[cDisplay].monitorDesc.cx;
2060	if (pcy)
2061	*pcy = maFramebuffers[cDisplay].monitorDesc.cy;
2062	if (pcBitsPerPixel)
2063	*pcBitsPerPixel = maFramebuffers[cDisplay].monitorDesc.cBitsPerPixel;
2064	return S_OK;
2065	}
2066
2067	HRESULT Display::setSeamlessMode(BOOL enabled)
2068	{
2069	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2070
2071	/* Have to release the lock because the pfnRequestSeamlessChange will call EMT. */
2072	alock.release();
2073
2074	VMMDev *pVMMDev = mParent->i_getVMMDev();
2075	if (pVMMDev)
2076	{
2077	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
2078	if (pVMMDevPort)
2079	pVMMDevPort->pfnRequestSeamlessChange(pVMMDevPort, !!enabled);
2080	}
2081	mfSeamlessEnabled = RT_BOOL(enabled);
2082
2083	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2084	if (!enabled)
2085	{
2086	VMMDev *vmmDev = mParent->i_getVMMDev();
2087	if (mfIsCr3DEnabled && vmmDev)
2088	{
2089	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM)RTMemAlloc(sizeof(VBOXCRCMDCTL_HGCM));
2090	if (!pData)
2091	{
2092	AssertMsgFailed(("RTMemAlloc failed\n"));
2093	return VERR_NO_MEMORY;
2094	}
2095
2096	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2097	pData->Hdr.u32Function = SHCRGL_HOST_FN_SET_VISIBLE_REGION;
2098
2099	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2100	pData->aParms[0].u.pointer.addr = NULL;
2101	pData->aParms[0].u.pointer.size = 0; /* <- means null rects, NULL pRects address and 0 rects means "disable" */
2102
2103	int rc = i_crCtlSubmit(&pData->Hdr, sizeof(*pData), i_displayCrCmdFree, pData);
2104	if (!RT_SUCCESS(rc))
2105	{
2106	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
2107	RTMemFree(pData);
2108	}
2109	}
2110	}
2111	#endif
2112	return S_OK;
2113	}
2114
2115	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2116	BOOL Display::i_displayCheckTakeScreenshotCrOgl(Display pDisplay, ULONG aScreenId, uint8_t pbData,
2117	uint32_t u32Width, uint32_t u32Height)
2118	{
2119	if ( pDisplay->mfIsCr3DEnabled
2120	&& pDisplay->mCrOglCallbacks.pfnHasData
2121	&& pDisplay->mCrOglCallbacks.pfnHasData())
2122	{
2123	VMMDev *pVMMDev = pDisplay->mParent->i_getVMMDev();
2124	if (pVMMDev)
2125	{
2126	CRVBOXHGCMTAKESCREENSHOT pScreenshot = (CRVBOXHGCMTAKESCREENSHOT )RTMemAlloc(sizeof(*pScreenshot));
2127	if (pScreenshot)
2128	{
2129	/* screen id or CRSCREEN_ALL to specify all enabled */
2130	pScreenshot->u32Screen = aScreenId;
2131	pScreenshot->u32Width = u32Width;
2132	pScreenshot->u32Height = u32Height;
2133	pScreenshot->u32Pitch = u32Width * 4;
2134	pScreenshot->pvBuffer = pbData;
2135	pScreenshot->pvContext = NULL;
2136	pScreenshot->pfnScreenshotBegin = NULL;
2137	pScreenshot->pfnScreenshotPerform = NULL;
2138	pScreenshot->pfnScreenshotEnd = NULL;
2139
2140	VBOXCRCMDCTL_HGCM data;
2141	data.Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
2142	data.Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
2143
2144	data.aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
2145	data.aParms[0].u.pointer.addr = pScreenshot;
2146	data.aParms[0].u.pointer.size = sizeof(*pScreenshot);
2147
2148	int rc = pDisplay->i_crCtlSubmitSync(&data.Hdr, sizeof(data));
2149
2150	RTMemFree(pScreenshot);
2151
2152	if (RT_SUCCESS(rc))
2153	return TRUE;
2154	AssertMsgFailed(("failed to get screenshot data from crOgl (rc=%Rrc)\n", rc));
2155	/* fall back to the non-3d mechanism */
2156	}
2157	}
2158	}
2159	return FALSE;
2160	}
2161	#endif
2162
2163	/* static */
2164	int Display::i_displayTakeScreenshotEMT(Display pDisplay, ULONG aScreenId, uint8_t ppbData, size_t pcbData,
2165	uint32_t pcx, uint32_t pcy, bool *pfMemFree)
2166	{
2167	int rc;
2168	if ( aScreenId == VBOX_VIDEO_PRIMARY_SCREEN
2169	&& pDisplay->maFramebuffers[aScreenId].fVBVAEnabled == false) /* A non-VBVA mode. */
2170	{
2171	if (pDisplay->mpDrv)
2172	{
2173	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2174	*pfMemFree = false;
2175	}
2176	else
2177	{
2178	/* No image. */
2179	*ppbData = NULL;
2180	*pcbData = 0;
2181	*pcx = 0;
2182	*pcy = 0;
2183	*pfMemFree = true;
2184	rc = VINF_SUCCESS;
2185	}
2186	}
2187	else if (aScreenId < pDisplay->mcMonitors)
2188	{
2189	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2190
2191	uint32_t width = pFBInfo->w;
2192	uint32_t height = pFBInfo->h;
2193
2194	/* Allocate 32 bit per pixel bitmap. */
2195	size_t cbRequired = width * 4 * height;
2196
2197	if (cbRequired)
2198	{
2199	uint8_t pbDst = (uint8_t )RTMemAlloc(cbRequired);
2200	if (pbDst != NULL)
2201	{
2202	if (pFBInfo->flags & VBVA_SCREEN_F_ACTIVE)
2203	{
2204	/* Copy guest VRAM to the allocated 32bpp buffer. */
2205	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2206	int32_t xSrc = 0;
2207	int32_t ySrc = 0;
2208	uint32_t u32SrcWidth = width;
2209	uint32_t u32SrcHeight = height;
2210	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2211	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2212
2213	int32_t xDst = 0;
2214	int32_t yDst = 0;
2215	uint32_t u32DstWidth = u32SrcWidth;
2216	uint32_t u32DstHeight = u32SrcHeight;
2217	uint32_t u32DstLineSize = u32DstWidth * 4;
2218	uint32_t u32DstBitsPerPixel = 32;
2219
2220	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2221	width, height,
2222	pu8Src,
2223	xSrc, ySrc,
2224	u32SrcWidth, u32SrcHeight,
2225	u32SrcLineSize, u32SrcBitsPerPixel,
2226	pbDst,
2227	xDst, yDst,
2228	u32DstWidth, u32DstHeight,
2229	u32DstLineSize, u32DstBitsPerPixel);
2230	}
2231	else
2232	{
2233	memset(pbDst, 0, cbRequired);
2234	rc = VINF_SUCCESS;
2235	}
2236	if (RT_SUCCESS(rc))
2237	{
2238	*ppbData = pbDst;
2239	*pcbData = cbRequired;
2240	*pcx = width;
2241	*pcy = height;
2242	*pfMemFree = true;
2243	}
2244	else
2245	{
2246	RTMemFree(pbDst);
2247
2248	/* CopyRect can fail if VBVA was paused in VGA device, retry using the generic method. */
2249	if ( rc == VERR_INVALID_STATE
2250	&& aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2251	{
2252	rc = pDisplay->mpDrv->pUpPort->pfnTakeScreenshot(pDisplay->mpDrv->pUpPort, ppbData, pcbData, pcx, pcy);
2253	*pfMemFree = false;
2254	}
2255	}
2256	}
2257	else
2258	rc = VERR_NO_MEMORY;
2259	}
2260	else
2261	{
2262	/* No image. */
2263	*ppbData = NULL;
2264	*pcbData = 0;
2265	*pcx = 0;
2266	*pcy = 0;
2267	*pfMemFree = true;
2268	rc = VINF_SUCCESS;
2269	}
2270	}
2271	else
2272	rc = VERR_INVALID_PARAMETER;
2273	return rc;
2274	}
2275
2276	static int i_displayTakeScreenshot(PUVM pUVM, Display pDisplay, struct DRVMAINDISPLAY pDrv, ULONG aScreenId,
2277	BYTE *address, ULONG width, ULONG height)
2278	{
2279	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2280	/*
2281	* CrOgl screenshot hook/hack.
2282	*/
2283	if (Display::i_displayCheckTakeScreenshotCrOgl(pDisplay, aScreenId, (uint8_t *)address, width, height))
2284	return VINF_SUCCESS;
2285	#endif
2286
2287	uint8_t *pbData = NULL;
2288	size_t cbData = 0;
2289	uint32_t cx = 0;
2290	uint32_t cy = 0;
2291	bool fFreeMem = false;
2292	int vrc = VINF_SUCCESS;
2293
2294	int cRetries = 5;
2295	while (cRetries-- > 0)
2296	{
2297	/* Note! Not sure if the priority call is such a good idea here, but
2298	it would be nice to have an accurate screenshot for the bug
2299	report if the VM deadlocks. */
2300	vrc = VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)Display::i_displayTakeScreenshotEMT, 7,
2301	pDisplay, aScreenId, &pbData, &cbData, &cx, &cy, &fFreeMem);
2302	if (vrc != VERR_TRY_AGAIN)
2303	{
2304	break;
2305	}
2306
2307	RTThreadSleep(10);
2308	}
2309
2310	if (RT_SUCCESS(vrc) && pbData)
2311	{
2312	if (cx == width && cy == height)
2313	{
2314	/* No scaling required. */
2315	memcpy(address, pbData, cbData);
2316	}
2317	else
2318	{
2319	/* Scale. */
2320	LogRelFlowFunc(("SCALE: %dx%d -> %dx%d\n", cx, cy, width, height));
2321
2322	uint8_t *dst = address;
2323	uint8_t *src = pbData;
2324	int dstW = width;
2325	int dstH = height;
2326	int srcW = cx;
2327	int srcH = cy;
2328	int iDeltaLine = cx * 4;
2329
2330	BitmapScale32(dst,
2331	dstW, dstH,
2332	src,
2333	iDeltaLine,
2334	srcW, srcH);
2335	}
2336
2337	if (fFreeMem)
2338	RTMemFree(pbData);
2339	else
2340	{
2341	/* This can be called from any thread. */
2342	pDrv->pUpPort->pfnFreeScreenshot(pDrv->pUpPort, pbData);
2343	}
2344	}
2345
2346	return vrc;
2347	}
2348
2349	HRESULT Display::takeScreenShotWorker(ULONG aScreenId,
2350	BYTE *aAddress,
2351	ULONG aWidth,
2352	ULONG aHeight,
2353	BitmapFormat_T aBitmapFormat,
2354	ULONG *pcbOut)
2355	{
2356	HRESULT rc = S_OK;
2357
2358	/* Do not allow too small and too large screenshots. This also filters out negative
2359	* values passed as either 'aWidth' or 'aHeight'.
2360	*/
2361	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2362	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2363
2364	if ( aBitmapFormat != BitmapFormat_BGR0
2365	&& aBitmapFormat != BitmapFormat_BGRA
2366	&& aBitmapFormat != BitmapFormat_RGBA
2367	&& aBitmapFormat != BitmapFormat_PNG)
2368	{
2369	return setError(E_NOTIMPL,
2370	tr("Unsupported screenshot format 0x%08X"), aBitmapFormat);
2371	}
2372
2373	Console::SafeVMPtr ptrVM(mParent);
2374	if (!ptrVM.isOk())
2375	return ptrVM.rc();
2376
2377	int vrc = i_displayTakeScreenshot(ptrVM.rawUVM(), this, mpDrv, aScreenId, aAddress, aWidth, aHeight);
2378
2379	if (RT_SUCCESS(vrc))
2380	{
2381	const size_t cbData = aWidth * 4 * aHeight;
2382
2383	/* Most of uncompressed formats. */
2384	*pcbOut = (ULONG)cbData;
2385
2386	if (aBitmapFormat == BitmapFormat_BGR0)
2387	{
2388	/* Do nothing. */
2389	}
2390	else if (aBitmapFormat == BitmapFormat_BGRA)
2391	{
2392	uint32_t pu32 = (uint32_t )aAddress;
2393	size_t cPixels = aWidth * aHeight;
2394	while (cPixels--)
2395	{
2396	*pu32++ \|= UINT32_C(0xFF000000);
2397	}
2398	}
2399	else if (aBitmapFormat == BitmapFormat_RGBA)
2400	{
2401	uint8_t *pu8 = aAddress;
2402	size_t cPixels = aWidth * aHeight;
2403	while (cPixels--)
2404	{
2405	uint8_t u8 = pu8[0];
2406	pu8[0] = pu8[2];
2407	pu8[2] = u8;
2408	pu8[3] = 0xFF;
2409
2410	pu8 += 4;
2411	}
2412	}
2413	else if (aBitmapFormat == BitmapFormat_PNG)
2414	{
2415	uint8_t *pu8PNG = NULL;
2416	uint32_t cbPNG = 0;
2417	uint32_t cxPNG = 0;
2418	uint32_t cyPNG = 0;
2419
2420	vrc = DisplayMakePNG(aAddress, aWidth, aHeight, &pu8PNG, &cbPNG, &cxPNG, &cyPNG, 0);
2421	if (RT_SUCCESS(vrc))
2422	{
2423	if (cbPNG <= cbData)
2424	{
2425	memcpy(aAddress, pu8PNG, cbPNG);
2426	*pcbOut = cbPNG;
2427	}
2428	else
2429	{
2430	rc = setError(E_FAIL,
2431	tr("PNG is larger than 32bpp bitmap"));
2432	}
2433	}
2434	else
2435	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not convert screenshot to PNG (%Rrc)"), vrc);
2436	RTMemFree(pu8PNG);
2437	}
2438	}
2439	else if (vrc == VERR_TRY_AGAIN)
2440	rc = setErrorBoth(E_UNEXPECTED, vrc, tr("Screenshot is not available at this time"));
2441	else if (RT_FAILURE(vrc))
2442	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not take a screenshot (%Rrc)"), vrc);
2443
2444	return rc;
2445	}
2446
2447	HRESULT Display::takeScreenShot(ULONG aScreenId,
2448	BYTE *aAddress,
2449	ULONG aWidth,
2450	ULONG aHeight,
2451	BitmapFormat_T aBitmapFormat)
2452	{
2453	HRESULT rc = S_OK;
2454
2455	LogRelFlowFunc(("[%d] address=%p, width=%d, height=%d, format 0x%08X\n",
2456	aScreenId, aAddress, aWidth, aHeight, aBitmapFormat));
2457
2458	ULONG cbOut = 0;
2459	rc = takeScreenShotWorker(aScreenId, aAddress, aWidth, aHeight, aBitmapFormat, &cbOut);
2460	NOREF(cbOut);
2461
2462	LogRelFlowFunc(("%Rhrc\n", rc));
2463	return rc;
2464	}
2465
2466	HRESULT Display::takeScreenShotToArray(ULONG aScreenId,
2467	ULONG aWidth,
2468	ULONG aHeight,
2469	BitmapFormat_T aBitmapFormat,
2470	std::vector<BYTE> &aScreenData)
2471	{
2472	HRESULT rc = S_OK;
2473
2474	LogRelFlowFunc(("[%d] width=%d, height=%d, format 0x%08X\n",
2475	aScreenId, aWidth, aHeight, aBitmapFormat));
2476
2477	/* Do not allow too small and too large screenshots. This also filters out negative
2478	* values passed as either 'aWidth' or 'aHeight'.
2479	*/
2480	CheckComArgExpr(aWidth, aWidth != 0 && aWidth <= 32767);
2481	CheckComArgExpr(aHeight, aHeight != 0 && aHeight <= 32767);
2482
2483	const size_t cbData = aWidth * 4 * aHeight;
2484	aScreenData.resize(cbData);
2485
2486	ULONG cbOut = 0;
2487	rc = takeScreenShotWorker(aScreenId, &aScreenData.front(), aWidth, aHeight, aBitmapFormat, &cbOut);
2488	if (FAILED(rc))
2489	cbOut = 0;
2490
2491	aScreenData.resize(cbOut);
2492
2493	LogRelFlowFunc(("%Rhrc\n", rc));
2494	return rc;
2495	}
2496
2497	#ifdef VBOX_WITH_RECORDING
2498	/**
2499	* Invalidates the recording configuration.
2500	*
2501	* @returns IPRT status code.
2502	*/
2503	int Display::i_recordingInvalidate(void)
2504	{
2505	RecordingContext *pCtx = mParent->i_recordingGetContext();
2506	if (!pCtx \|\| !pCtx->IsStarted())
2507	return VINF_SUCCESS;
2508
2509	/*
2510	* Invalidate screens.
2511	*/
2512	for (unsigned uScreen = 0; uScreen < mcMonitors; uScreen++)
2513	{
2514	RecordingStream *pRecordingStream = pCtx->GetStream(uScreen);
2515
2516	const bool fStreamEnabled = pRecordingStream->IsReady();
2517	bool fChanged = maRecordingEnabled[uScreen] != fStreamEnabled;
2518
2519	maRecordingEnabled[uScreen] = fStreamEnabled;
2520
2521	if (fChanged && uScreen < mcMonitors)
2522	i_recordingScreenChanged(uScreen);
2523	}
2524
2525	return VINF_SUCCESS;
2526	}
2527
2528	void Display::i_recordingScreenChanged(unsigned uScreenId)
2529	{
2530	RecordingContext *pCtx = mParent->i_recordingGetContext();
2531
2532	i_UpdateDeviceCursorCapabilities();
2533	if ( RT_LIKELY(!maRecordingEnabled[uScreenId])
2534	\|\| !pCtx \|\| !pCtx->IsStarted())
2535	{
2536	/* Skip recording this screen. */
2537	return;
2538	}
2539
2540	/* Get a new source bitmap which will be used by video recording code. */
2541	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
2542	QuerySourceBitmap(uScreenId, pSourceBitmap.asOutParam());
2543
2544	int rc2 = RTCritSectEnter(&mVideoRecLock);
2545	if (RT_SUCCESS(rc2))
2546	{
2547	maFramebuffers[uScreenId].Recording.pSourceBitmap = pSourceBitmap;
2548
2549	rc2 = RTCritSectLeave(&mVideoRecLock);
2550	AssertRC(rc2);
2551	}
2552	}
2553	#endif /* VBOX_WITH_RECORDING */
2554
2555	int Display::i_drawToScreenEMT(Display pDisplay, ULONG aScreenId, BYTE address,
2556	ULONG x, ULONG y, ULONG width, ULONG height)
2557	{
2558	int rc = VINF_SUCCESS;
2559
2560	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[aScreenId];
2561
2562	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2563	{
2564	rc = pDisplay->mpDrv->pUpPort->pfnDisplayBlt(pDisplay->mpDrv->pUpPort, address, x, y, width, height);
2565	}
2566	else if (aScreenId < pDisplay->mcMonitors)
2567	{
2568	/* Copy the bitmap to the guest VRAM. */
2569	const uint8_t *pu8Src = address;
2570	int32_t xSrc = 0;
2571	int32_t ySrc = 0;
2572	uint32_t u32SrcWidth = width;
2573	uint32_t u32SrcHeight = height;
2574	uint32_t u32SrcLineSize = width * 4;
2575	uint32_t u32SrcBitsPerPixel = 32;
2576
2577	uint8_t *pu8Dst = pFBInfo->pu8FramebufferVRAM;
2578	int32_t xDst = x;
2579	int32_t yDst = y;
2580	uint32_t u32DstWidth = pFBInfo->w;
2581	uint32_t u32DstHeight = pFBInfo->h;
2582	uint32_t u32DstLineSize = pFBInfo->u32LineSize;
2583	uint32_t u32DstBitsPerPixel = pFBInfo->u16BitsPerPixel;
2584
2585	rc = pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2586	width, height,
2587	pu8Src,
2588	xSrc, ySrc,
2589	u32SrcWidth, u32SrcHeight,
2590	u32SrcLineSize, u32SrcBitsPerPixel,
2591	pu8Dst,
2592	xDst, yDst,
2593	u32DstWidth, u32DstHeight,
2594	u32DstLineSize, u32DstBitsPerPixel);
2595	if (RT_SUCCESS(rc))
2596	{
2597	if (!pFBInfo->pSourceBitmap.isNull())
2598	{
2599	/* Update the changed screen area. When source bitmap uses VRAM directly, just notify
2600	* frontend to update. And for default format, render the guest VRAM to the source bitmap.
2601	*/
2602	if ( pFBInfo->fDefaultFormat
2603	&& !pFBInfo->fDisabled)
2604	{
2605	BYTE *pAddress = NULL;
2606	ULONG ulWidth = 0;
2607	ULONG ulHeight = 0;
2608	ULONG ulBitsPerPixel = 0;
2609	ULONG ulBytesPerLine = 0;
2610	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2611
2612	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2613	&ulWidth,
2614	&ulHeight,
2615	&ulBitsPerPixel,
2616	&ulBytesPerLine,
2617	&bitmapFormat);
2618	if (SUCCEEDED(hrc))
2619	{
2620	pu8Src = pFBInfo->pu8FramebufferVRAM;
2621	xSrc = x;
2622	ySrc = y;
2623	u32SrcWidth = pFBInfo->w;
2624	u32SrcHeight = pFBInfo->h;
2625	u32SrcLineSize = pFBInfo->u32LineSize;
2626	u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2627
2628	/* Default format is 32 bpp. */
2629	pu8Dst = pAddress;
2630	xDst = xSrc;
2631	yDst = ySrc;
2632	u32DstWidth = u32SrcWidth;
2633	u32DstHeight = u32SrcHeight;
2634	u32DstLineSize = u32DstWidth * 4;
2635	u32DstBitsPerPixel = 32;
2636
2637	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2638	width, height,
2639	pu8Src,
2640	xSrc, ySrc,
2641	u32SrcWidth, u32SrcHeight,
2642	u32SrcLineSize, u32SrcBitsPerPixel,
2643	pu8Dst,
2644	xDst, yDst,
2645	u32DstWidth, u32DstHeight,
2646	u32DstLineSize, u32DstBitsPerPixel);
2647	}
2648	}
2649	}
2650
2651	pDisplay->i_handleDisplayUpdate(aScreenId, x, y, width, height);
2652	}
2653	}
2654	else
2655	{
2656	rc = VERR_INVALID_PARAMETER;
2657	}
2658
2659	if (RT_SUCCESS(rc))
2660	pDisplay->mParent->i_consoleVRDPServer()->SendUpdateBitmap(aScreenId, x, y, width, height);
2661
2662	return rc;
2663	}
2664
2665	HRESULT Display::drawToScreen(ULONG aScreenId, BYTE *aAddress, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2666	{
2667	/// @todo (r=dmik) this function may take too long to complete if the VM
2668	// is doing something like saving state right now. Which, in case if it
2669	// is called on the GUI thread, will make it unresponsive. We should
2670	// check the machine state here (by enclosing the check and VMRequCall
2671	// within the Console lock to make it atomic).
2672
2673	LogRelFlowFunc(("aAddress=%p, x=%d, y=%d, width=%d, height=%d\n",
2674	(void *)aAddress, aX, aY, aWidth, aHeight));
2675
2676	CheckComArgExpr(aWidth, aWidth != 0);
2677	CheckComArgExpr(aHeight, aHeight != 0);
2678
2679	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2680
2681	CHECK_CONSOLE_DRV(mpDrv);
2682
2683	Console::SafeVMPtr ptrVM(mParent);
2684	if (!ptrVM.isOk())
2685	return ptrVM.rc();
2686
2687	/* Release lock because the call scheduled on EMT may also try to take it. */
2688	alock.release();
2689
2690	/*
2691	* Again we're lazy and make the graphics device do all the
2692	* dirty conversion work.
2693	*/
2694	int vrc = VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_drawToScreenEMT, 7,
2695	this, aScreenId, aAddress, aX, aY, aWidth, aHeight);
2696
2697	/*
2698	* If the function returns not supported, we'll have to do all the
2699	* work ourselves using the framebuffer.
2700	*/
2701	HRESULT rc = S_OK;
2702	if (vrc == VERR_NOT_SUPPORTED \|\| vrc == VERR_NOT_IMPLEMENTED)
2703	{
2704	/** @todo implement generic fallback for screen blitting. */
2705	rc = E_NOTIMPL;
2706	}
2707	else if (RT_FAILURE(vrc))
2708	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not draw to the screen (%Rrc)"), vrc);
2709	/// @todo
2710	// else
2711	// {
2712	// /* All ok. Redraw the screen. */
2713	// handleDisplayUpdate(x, y, width, height);
2714	// }
2715
2716	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2717	return rc;
2718	}
2719
2720	int Display::i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll)
2721	{
2722	LogRelFlowFunc(("uId=%d, fUpdateAll %d\n", uId, fUpdateAll));
2723
2724	unsigned uScreenId;
2725	for (uScreenId = (fUpdateAll ? 0 : uId); uScreenId < pDisplay->mcMonitors; uScreenId++)
2726	{
2727	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
2728
2729	if ( !pFBInfo->fVBVAEnabled
2730	&& uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2731	{
2732	pDisplay->mpDrv->pUpPort->pfnUpdateDisplayAll(pDisplay->mpDrv->pUpPort, /* fFailOnResize = */ true);
2733	}
2734	else
2735	{
2736	if (!pFBInfo->fDisabled)
2737	{
2738	/* Render complete VRAM screen to the framebuffer.
2739	* When framebuffer uses VRAM directly, just notify it to update.
2740	*/
2741	if (pFBInfo->fDefaultFormat && !pFBInfo->pSourceBitmap.isNull())
2742	{
2743	BYTE *pAddress = NULL;
2744	ULONG ulWidth = 0;
2745	ULONG ulHeight = 0;
2746	ULONG ulBitsPerPixel = 0;
2747	ULONG ulBytesPerLine = 0;
2748	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2749
2750	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2751	&ulWidth,
2752	&ulHeight,
2753	&ulBitsPerPixel,
2754	&ulBytesPerLine,
2755	&bitmapFormat);
2756	if (SUCCEEDED(hrc))
2757	{
2758	uint32_t width = pFBInfo->w;
2759	uint32_t height = pFBInfo->h;
2760
2761	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
2762	int32_t xSrc = 0;
2763	int32_t ySrc = 0;
2764	uint32_t u32SrcWidth = pFBInfo->w;
2765	uint32_t u32SrcHeight = pFBInfo->h;
2766	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
2767	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
2768
2769	/* Default format is 32 bpp. */
2770	uint8_t *pu8Dst = pAddress;
2771	int32_t xDst = xSrc;
2772	int32_t yDst = ySrc;
2773	uint32_t u32DstWidth = u32SrcWidth;
2774	uint32_t u32DstHeight = u32SrcHeight;
2775	uint32_t u32DstLineSize = u32DstWidth * 4;
2776	uint32_t u32DstBitsPerPixel = 32;
2777
2778	/* if uWidth != pFBInfo->w and uHeight != pFBInfo->h
2779	* implies resize of Framebuffer is in progress and
2780	* copyrect should not be called.
2781	*/
2782	if (ulWidth == pFBInfo->w && ulHeight == pFBInfo->h)
2783	{
2784	pDisplay->mpDrv->pUpPort->pfnCopyRect(pDisplay->mpDrv->pUpPort,
2785	width, height,
2786	pu8Src,
2787	xSrc, ySrc,
2788	u32SrcWidth, u32SrcHeight,
2789	u32SrcLineSize, u32SrcBitsPerPixel,
2790	pu8Dst,
2791	xDst, yDst,
2792	u32DstWidth, u32DstHeight,
2793	u32DstLineSize, u32DstBitsPerPixel);
2794	}
2795	}
2796	}
2797
2798	pDisplay->i_handleDisplayUpdate(uScreenId, 0, 0, pFBInfo->w, pFBInfo->h);
2799	}
2800	}
2801	if (!fUpdateAll)
2802	break;
2803	}
2804	LogRelFlowFunc(("done\n"));
2805	return VINF_SUCCESS;
2806	}
2807
2808	/**
2809	* Does a full invalidation of the VM display and instructs the VM
2810	* to update it immediately.
2811	*
2812	* @returns COM status code
2813	*/
2814
2815	HRESULT Display::invalidateAndUpdate()
2816	{
2817	LogRelFlowFunc(("\n"));
2818
2819	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2820
2821	CHECK_CONSOLE_DRV(mpDrv);
2822
2823	Console::SafeVMPtr ptrVM(mParent);
2824	if (!ptrVM.isOk())
2825	return ptrVM.rc();
2826
2827	HRESULT rc = S_OK;
2828
2829	LogRelFlowFunc(("Sending DPYUPDATE request\n"));
2830
2831	/* Have to release the lock when calling EMT. */
2832	alock.release();
2833
2834	int vrc = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2835	3, this, 0, true);
2836	alock.acquire();
2837
2838	if (RT_FAILURE(vrc))
2839	rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not invalidate and update the screen (%Rrc)"), vrc);
2840
2841	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2842	return rc;
2843	}
2844
2845	HRESULT Display::invalidateAndUpdateScreen(ULONG aScreenId)
2846	{
2847	LogRelFlowFunc(("\n"));
2848
2849	HRESULT rc = S_OK;
2850
2851	Console::SafeVMPtr ptrVM(mParent);
2852	if (!ptrVM.isOk())
2853	return ptrVM.rc();
2854
2855	int vrc = VMR3ReqCallNoWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2856	3, this, aScreenId, false);
2857	if (RT_FAILURE(vrc))
2858	rc = setErrorBoth(VBOX_E_IPRT_ERROR, vrc, tr("Could not invalidate and update the screen %d (%Rrc)"), aScreenId, vrc);
2859
2860	LogRelFlowFunc(("rc=%Rhrc\n", rc));
2861	return rc;
2862	}
2863
2864	HRESULT Display::completeVHWACommand(BYTE *aCommand)
2865	{
2866	#ifdef VBOX_WITH_VIDEOHWACCEL
2867	mpDrv->pVBVACallbacks->pfnVHWACommandCompleteAsync(mpDrv->pVBVACallbacks, (VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *)aCommand);
2868	return S_OK;
2869	#else
2870	return E_NOTIMPL;
2871	#endif
2872	}
2873
2874	HRESULT Display::viewportChanged(ULONG aScreenId, ULONG aX, ULONG aY, ULONG aWidth, ULONG aHeight)
2875	{
2876	AssertMsgReturn(aScreenId < mcMonitors, ("aScreendId=%d mcMonitors=%d\n", aScreenId, mcMonitors), E_INVALIDARG);
2877
2878	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
2879	if (mfIsCr3DEnabled)
2880	{
2881	int rc = i_crViewportNotify(aScreenId, aX, aY, aWidth, aHeight);
2882	if (RT_FAILURE(rc))
2883	{
2884	DISPLAYFBINFO *pFb = &maFramebuffers[aScreenId];
2885	pFb->pendingViewportInfo.fPending = true;
2886	pFb->pendingViewportInfo.x = aX;
2887	pFb->pendingViewportInfo.y = aY;
2888	pFb->pendingViewportInfo.width = aWidth;
2889	pFb->pendingViewportInfo.height = aHeight;
2890	}
2891	}
2892	#endif /* VBOX_WITH_CROGL && VBOX_WITH_HGCM */
2893
2894	/* The driver might not have been constructed yet */
2895	if (mpDrv && mpDrv->pUpPort->pfnSetViewport)
2896	mpDrv->pUpPort->pfnSetViewport(mpDrv->pUpPort, aScreenId, aX, aY, aWidth, aHeight);
2897
2898	return S_OK;
2899	}
2900
2901	HRESULT Display::querySourceBitmap(ULONG aScreenId,
2902	ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap)
2903	{
2904	LogRelFlowFunc(("aScreenId = %d\n", aScreenId));
2905
2906	Console::SafeVMPtr ptrVM(mParent);
2907	if (!ptrVM.isOk())
2908	return ptrVM.rc();
2909
2910	CHECK_CONSOLE_DRV(mpDrv);
2911
2912	bool fSetRenderVRAM = false;
2913	bool fInvalidate = false;
2914
2915	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
2916
2917	if (aScreenId >= mcMonitors)
2918	return setError(E_INVALIDARG, tr("QuerySourceBitmap: Invalid screen %d (total %d)"),
2919	aScreenId, mcMonitors);
2920
2921	if (!mfSourceBitmapEnabled)
2922	{
2923	aDisplaySourceBitmap = NULL;
2924	return E_FAIL;
2925	}
2926
2927	DISPLAYFBINFO *pFBInfo = &maFramebuffers[aScreenId];
2928
2929	/* No source bitmap for a blank guest screen. */
2930	if (pFBInfo->flags & VBVA_SCREEN_F_BLANK)
2931	{
2932	aDisplaySourceBitmap = NULL;
2933	return E_FAIL;
2934	}
2935
2936	HRESULT hr = S_OK;
2937
2938	if (pFBInfo->pSourceBitmap.isNull())
2939	{
2940	/* Create a new object. */
2941	ComObjPtr<DisplaySourceBitmap> obj;
2942	hr = obj.createObject();
2943	if (SUCCEEDED(hr))
2944	hr = obj->init(this, aScreenId, pFBInfo);
2945
2946	if (SUCCEEDED(hr))
2947	{
2948	pFBInfo->pSourceBitmap = obj;
2949	pFBInfo->fDefaultFormat = !obj->i_usesVRAM();
2950
2951	if (aScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
2952	{
2953	/* Start buffer updates. */
2954	BYTE *pAddress = NULL;
2955	ULONG ulWidth = 0;
2956	ULONG ulHeight = 0;
2957	ULONG ulBitsPerPixel = 0;
2958	ULONG ulBytesPerLine = 0;
2959	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
2960
2961	pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
2962	&ulWidth,
2963	&ulHeight,
2964	&ulBitsPerPixel,
2965	&ulBytesPerLine,
2966	&bitmapFormat);
2967
2968	mpDrv->IConnector.pbData = pAddress;
2969	mpDrv->IConnector.cbScanline = ulBytesPerLine;
2970	mpDrv->IConnector.cBits = ulBitsPerPixel;
2971	mpDrv->IConnector.cx = ulWidth;
2972	mpDrv->IConnector.cy = ulHeight;
2973
2974	fSetRenderVRAM = pFBInfo->fDefaultFormat;
2975	}
2976
2977	/* Make sure that the bitmap contains the latest image. */
2978	fInvalidate = pFBInfo->fDefaultFormat;
2979	}
2980	}
2981
2982	if (SUCCEEDED(hr))
2983	{
2984	pFBInfo->pSourceBitmap.queryInterfaceTo(aDisplaySourceBitmap.asOutParam());
2985	}
2986
2987	/* Leave the IDisplay lock because the VGA device must not be called under it. */
2988	alock.release();
2989
2990	if (SUCCEEDED(hr))
2991	{
2992	if (fSetRenderVRAM)
2993	{
2994	mpDrv->pUpPort->pfnSetRenderVRAM(mpDrv->pUpPort, true);
2995	}
2996
2997	if (fInvalidate)
2998	VMR3ReqCallWaitU(ptrVM.rawUVM(), VMCPUID_ANY, (PFNRT)Display::i_InvalidateAndUpdateEMT,
2999	3, this, aScreenId, false);
3000	}
3001
3002	LogRelFlowFunc(("%Rhrc\n", hr));
3003	return hr;
3004	}
3005
3006	HRESULT Display::getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout)
3007	{
3008	NOREF(aGuestScreenLayout);
3009	return E_NOTIMPL;
3010	}
3011
3012	HRESULT Display::setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
3013	const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo)
3014	{
3015	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3016
3017	if (aGuestScreenInfo.size() != mcMonitors)
3018	return E_INVALIDARG;
3019
3020	CHECK_CONSOLE_DRV(mpDrv);
3021
3022	/*
3023	* It is up to the guest to decide whether the hint is
3024	* valid. Therefore don't do any VRAM sanity checks here.
3025	*/
3026
3027	/* Have to release the lock because the pfnRequestDisplayChange
3028	* will call EMT. */
3029	alock.release();
3030
3031	VMMDev *pVMMDev = mParent->i_getVMMDev();
3032	if (pVMMDev)
3033	{
3034	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
3035	if (pVMMDevPort)
3036	{
3037	uint32_t const cDisplays = (uint32_t)aGuestScreenInfo.size();
3038
3039	size_t const cbAlloc = cDisplays * sizeof(VMMDevDisplayDef);
3040	VMMDevDisplayDef paDisplayDefs = (VMMDevDisplayDef )RTMemAlloc(cbAlloc);
3041	if (paDisplayDefs)
3042	{
3043	for (uint32_t i = 0; i < cDisplays; ++i)
3044	{
3045	VMMDevDisplayDef *p = &paDisplayDefs[i];
3046	ComPtr<IGuestScreenInfo> pScreenInfo = aGuestScreenInfo[i];
3047
3048	ULONG screenId = 0;
3049	GuestMonitorStatus_T guestMonitorStatus = GuestMonitorStatus_Enabled;
3050	BOOL origin = FALSE;
3051	BOOL primary = FALSE;
3052	LONG originX = 0;
3053	LONG originY = 0;
3054	ULONG width = 0;
3055	ULONG height = 0;
3056	ULONG bitsPerPixel = 0;
3057
3058	pScreenInfo->COMGETTER(ScreenId) (&screenId);
3059	pScreenInfo->COMGETTER(GuestMonitorStatus)(&guestMonitorStatus);
3060	pScreenInfo->COMGETTER(Primary) (&primary);
3061	pScreenInfo->COMGETTER(Origin) (&origin);
3062	pScreenInfo->COMGETTER(OriginX) (&originX);
3063	pScreenInfo->COMGETTER(OriginY) (&originY);
3064	pScreenInfo->COMGETTER(Width) (&width);
3065	pScreenInfo->COMGETTER(Height) (&height);
3066	pScreenInfo->COMGETTER(BitsPerPixel)(&bitsPerPixel);
3067
3068	LogFlowFunc(("%d %d,%d %dx%d\n", screenId, originX, originY, width, height));
3069
3070	p->idDisplay = screenId;
3071	p->xOrigin = originX;
3072	p->yOrigin = originY;
3073	p->cx = width;
3074	p->cy = height;
3075	p->cBitsPerPixel = bitsPerPixel;
3076	p->fDisplayFlags = VMMDEV_DISPLAY_CX \| VMMDEV_DISPLAY_CY \| VMMDEV_DISPLAY_BPP;
3077	if (guestMonitorStatus == GuestMonitorStatus_Disabled)
3078	p->fDisplayFlags \|= VMMDEV_DISPLAY_DISABLED;
3079	if (origin)
3080	p->fDisplayFlags \|= VMMDEV_DISPLAY_ORIGIN;
3081	if (primary)
3082	p->fDisplayFlags \|= VMMDEV_DISPLAY_PRIMARY;
3083	}
3084
3085	bool const fForce = aScreenLayoutMode == ScreenLayoutMode_Reset
3086	\|\| aScreenLayoutMode == ScreenLayoutMode_Apply;
3087	bool const fNotify = aScreenLayoutMode != ScreenLayoutMode_Silent;
3088	pVMMDevPort->pfnRequestDisplayChange(pVMMDevPort, cDisplays, paDisplayDefs, fForce, fNotify);
3089
3090	RTMemFree(paDisplayDefs);
3091	}
3092	}
3093	}
3094	return S_OK;
3095	}
3096
3097	HRESULT Display::detachScreens(const std::vector<LONG> &aScreenIds)
3098	{
3099	NOREF(aScreenIds);
3100	return E_NOTIMPL;
3101	}
3102
3103	HRESULT Display::createGuestScreenInfo(ULONG aDisplay,
3104	GuestMonitorStatus_T aStatus,
3105	BOOL aPrimary,
3106	BOOL aChangeOrigin,
3107	LONG aOriginX,
3108	LONG aOriginY,
3109	ULONG aWidth,
3110	ULONG aHeight,
3111	ULONG aBitsPerPixel,
3112	ComPtr<IGuestScreenInfo> &aGuestScreenInfo)
3113	{
3114	/* Create a new object. */
3115	ComObjPtr<GuestScreenInfo> obj;
3116	HRESULT hr = obj.createObject();
3117	if (SUCCEEDED(hr))
3118	hr = obj->init(aDisplay, aStatus, aPrimary, aChangeOrigin, aOriginX, aOriginY,
3119	aWidth, aHeight, aBitsPerPixel);
3120	if (SUCCEEDED(hr))
3121	obj.queryInterfaceTo(aGuestScreenInfo.asOutParam());
3122
3123	return hr;
3124	}
3125
3126
3127	/*
3128	* GuestScreenInfo implementation.
3129	*/
3130	DEFINE_EMPTY_CTOR_DTOR(GuestScreenInfo)
3131
3132	HRESULT GuestScreenInfo::FinalConstruct()
3133	{
3134	return BaseFinalConstruct();
3135	}
3136
3137	void GuestScreenInfo::FinalRelease()
3138	{
3139	uninit();
3140
3141	BaseFinalRelease();
3142	}
3143
3144	HRESULT GuestScreenInfo::init(ULONG aDisplay,
3145	GuestMonitorStatus_T aGuestMonitorStatus,
3146	BOOL aPrimary,
3147	BOOL aChangeOrigin,
3148	LONG aOriginX,
3149	LONG aOriginY,
3150	ULONG aWidth,
3151	ULONG aHeight,
3152	ULONG aBitsPerPixel)
3153	{
3154	LogFlowThisFunc(("[%u]\n", aDisplay));
3155
3156	/* Enclose the state transition NotReady->InInit->Ready */
3157	AutoInitSpan autoInitSpan(this);
3158	AssertReturn(autoInitSpan.isOk(), E_FAIL);
3159
3160	mScreenId = aDisplay;
3161	mGuestMonitorStatus = aGuestMonitorStatus;
3162	mPrimary = aPrimary;
3163	mOrigin = aChangeOrigin;
3164	mOriginX = aOriginX;
3165	mOriginY = aOriginY;
3166	mWidth = aWidth;
3167	mHeight = aHeight;
3168	mBitsPerPixel = aBitsPerPixel;
3169
3170	/* Confirm a successful initialization */
3171	autoInitSpan.setSucceeded();
3172
3173	return S_OK;
3174	}
3175
3176	void GuestScreenInfo::uninit()
3177	{
3178	/* Enclose the state transition Ready->InUninit->NotReady */
3179	AutoUninitSpan autoUninitSpan(this);
3180	if (autoUninitSpan.uninitDone())
3181	return;
3182
3183	LogFlowThisFunc(("[%u]\n", mScreenId));
3184	}
3185
3186	HRESULT GuestScreenInfo::getScreenId(ULONG *aScreenId)
3187	{
3188	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3189	*aScreenId = mScreenId;
3190	return S_OK;
3191	}
3192
3193	HRESULT GuestScreenInfo::getGuestMonitorStatus(GuestMonitorStatus_T *aGuestMonitorStatus)
3194	{
3195	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3196	*aGuestMonitorStatus = mGuestMonitorStatus;
3197	return S_OK;
3198	}
3199
3200	HRESULT GuestScreenInfo::getPrimary(BOOL *aPrimary)
3201	{
3202	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3203	*aPrimary = mPrimary;
3204	return S_OK;
3205	}
3206
3207	HRESULT GuestScreenInfo::getOrigin(BOOL *aOrigin)
3208	{
3209	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3210	*aOrigin = mOrigin;
3211	return S_OK;
3212	}
3213
3214	HRESULT GuestScreenInfo::getOriginX(LONG *aOriginX)
3215	{
3216	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3217	*aOriginX = mOriginX;
3218	return S_OK;
3219	}
3220
3221	HRESULT GuestScreenInfo::getOriginY(LONG *aOriginY)
3222	{
3223	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3224	*aOriginY = mOriginY;
3225	return S_OK;
3226	}
3227
3228	HRESULT GuestScreenInfo::getWidth(ULONG *aWidth)
3229	{
3230	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3231	*aWidth = mWidth;
3232	return S_OK;
3233	}
3234
3235	HRESULT GuestScreenInfo::getHeight(ULONG *aHeight)
3236	{
3237	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3238	*aHeight = mHeight;
3239	return S_OK;
3240	}
3241
3242	HRESULT GuestScreenInfo::getBitsPerPixel(ULONG *aBitsPerPixel)
3243	{
3244	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3245	*aBitsPerPixel = mBitsPerPixel;
3246	return S_OK;
3247	}
3248
3249	HRESULT GuestScreenInfo::getExtendedInfo(com::Utf8Str &aExtendedInfo)
3250	{
3251	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
3252	aExtendedInfo = com::Utf8Str();
3253	return S_OK;
3254	}
3255
3256	// wrapped IEventListener method
3257	HRESULT Display::handleEvent(const ComPtr<IEvent> &aEvent)
3258	{
3259	VBoxEventType_T aType = VBoxEventType_Invalid;
3260
3261	aEvent->COMGETTER(Type)(&aType);
3262	switch (aType)
3263	{
3264	case VBoxEventType_OnStateChanged:
3265	{
3266	ComPtr<IStateChangedEvent> scev = aEvent;
3267	Assert(scev);
3268	MachineState_T machineState;
3269	scev->COMGETTER(State)(&machineState);
3270	if ( machineState == MachineState_Running
3271	\|\| machineState == MachineState_Teleporting
3272	\|\| machineState == MachineState_LiveSnapshotting
3273	\|\| machineState == MachineState_DeletingSnapshotOnline
3274	)
3275	{
3276	LogRelFlowFunc(("Machine is running.\n"));
3277
3278	#ifdef VBOX_WITH_CROGL
3279	i_crOglWindowsShow(true);
3280	#endif
3281	}
3282	else
3283	{
3284	#ifdef VBOX_WITH_CROGL
3285	if (machineState == MachineState_Paused)
3286	i_crOglWindowsShow(false);
3287	#endif
3288	}
3289	break;
3290	}
3291	default:
3292	AssertFailed();
3293	}
3294
3295	return S_OK;
3296	}
3297
3298
3299	// private methods
3300	/////////////////////////////////////////////////////////////////////////////
3301
3302	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3303	int Display::i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height)
3304	{
3305	VMMDev *pVMMDev = mParent->i_getVMMDev();
3306	if (!pVMMDev)
3307	return VERR_INVALID_STATE;
3308
3309	size_t cbData = RT_UOFFSETOF_DYN(VBOXCRCMDCTL_HGCM, aParms[5]); /* (clang doesn't think this is a POD, thus _DYN.) */
3310	VBOXCRCMDCTL_HGCM pData = (VBOXCRCMDCTL_HGCM )alloca(cbData);
3311
3312	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3313	pData->Hdr.u32Function = SHCRGL_HOST_FN_VIEWPORT_CHANGED;
3314
3315	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_32BIT;
3316	pData->aParms[0].u.uint32 = aScreenId;
3317
3318	pData->aParms[1].type = VBOX_HGCM_SVC_PARM_32BIT;
3319	pData->aParms[1].u.uint32 = x;
3320
3321	pData->aParms[2].type = VBOX_HGCM_SVC_PARM_32BIT;
3322	pData->aParms[2].u.uint32 = y;
3323
3324	pData->aParms[3].type = VBOX_HGCM_SVC_PARM_32BIT;
3325	pData->aParms[3].u.uint32 = width;
3326
3327	pData->aParms[4].type = VBOX_HGCM_SVC_PARM_32BIT;
3328	pData->aParms[4].u.uint32 = height;
3329
3330	return i_crCtlSubmitSyncIfHasDataForScreen(aScreenId, &pData->Hdr, (uint32_t)cbData);
3331	}
3332	#endif
3333	#ifdef VBOX_WITH_CRHGSMI
3334
3335	void Display::i_setupCrHgsmiData(void)
3336	{
3337	VMMDev *pVMMDev = mParent->i_getVMMDev();
3338	Assert(pVMMDev);
3339	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3340	AssertRC(rc);
3341
3342	if (pVMMDev)
3343	rc = pVMMDev->hgcmHostSvcHandleCreate("VBoxSharedCrOpenGL", &mhCrOglSvc);
3344	else
3345	rc = VERR_GENERAL_FAILURE;
3346
3347	if (RT_SUCCESS(rc))
3348	{
3349	Assert(mhCrOglSvc);
3350	/* setup command completion callback */
3351	VBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_MAINCB Completion;
3352	Completion.Hdr.enmType = VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_MAINCB;
3353	Completion.Hdr.cbCmd = sizeof(Completion);
3354	Completion.hCompletion = mpDrv->pVBVACallbacks;
3355	Completion.pfnCompletion = mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync;
3356
3357	VBOXHGCMSVCPARM parm;
3358	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3359	parm.u.pointer.addr = &Completion;
3360	parm.u.pointer.size = 0;
3361
3362	rc = pVMMDev->hgcmHostCall("VBoxSharedCrOpenGL", SHCRGL_HOST_FN_CRHGSMI_CTL, 1, &parm);
3363	if (RT_SUCCESS(rc))
3364	mCrOglCallbacks = Completion.MainInterface;
3365	else
3366	AssertMsgFailed(("VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION failed (rc=%Rrc)\n", rc));
3367	}
3368
3369	if (RT_FAILURE(rc))
3370	mhCrOglSvc = NULL;
3371
3372	RTCritSectRwLeaveExcl(&mCrOglLock);
3373	}
3374
3375	void Display::i_destructCrHgsmiData(void)
3376	{
3377	int rc = RTCritSectRwEnterExcl(&mCrOglLock);
3378	AssertRC(rc);
3379	mhCrOglSvc = NULL;
3380	RTCritSectRwLeaveExcl(&mCrOglLock);
3381	}
3382
3383	#endif /* VBOX_WITH_CRHGSMI */
3384
3385	/**
3386	* Handle display resize event issued by the VGA device for the primary screen.
3387	*
3388	* @see PDMIDISPLAYCONNECTOR::pfnResize
3389	*/
3390	DECLCALLBACK(int) Display::i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface,
3391	uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy)
3392	{
3393	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3394	Display *pThis = pDrv->pDisplay;
3395
3396	LogRelFlowFunc(("bpp %d, pvVRAM %p, cbLine %d, cx %d, cy %d\n",
3397	bpp, pvVRAM, cbLine, cx, cy));
3398
3399	bool f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, true, false);
3400	if (!f)
3401	{
3402	/* This is a result of recursive call when the source bitmap is being updated
3403	* during a VGA resize. Tell the VGA device to ignore the call.
3404	*
3405	* @todo It is a workaround, actually pfnUpdateDisplayAll must
3406	* fail on resize.
3407	*/
3408	LogRel(("displayResizeCallback: already processing\n"));
3409	return VINF_VGA_RESIZE_IN_PROGRESS;
3410	}
3411
3412	int rc = pThis->i_handleDisplayResize(VBOX_VIDEO_PRIMARY_SCREEN, bpp, pvVRAM, cbLine, cx, cy, 0, 0, 0, true);
3413
3414	/* Restore the flag. */
3415	f = ASMAtomicCmpXchgBool(&pThis->fVGAResizing, false, true);
3416	AssertRelease(f);
3417
3418	return rc;
3419	}
3420
3421	/**
3422	* Handle display update.
3423	*
3424	* @see PDMIDISPLAYCONNECTOR::pfnUpdateRect
3425	*/
3426	DECLCALLBACK(void) Display::i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
3427	uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
3428	{
3429	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3430
3431	#ifdef DEBUG_sunlover
3432	LogFlowFunc(("fVideoAccelEnabled = %d, %d,%d %dx%d\n",
3433	pDrv->pDisplay->mVideoAccelLegacy.fVideoAccelEnabled, x, y, cx, cy));
3434	#endif /* DEBUG_sunlover */
3435
3436	/* This call does update regardless of VBVA status.
3437	* But in VBVA mode this is called only as result of
3438	* pfnUpdateDisplayAll in the VGA device.
3439	*/
3440
3441	pDrv->pDisplay->i_handleDisplayUpdate(VBOX_VIDEO_PRIMARY_SCREEN, x, y, cx, cy);
3442	}
3443
3444	/**
3445	* Periodic display refresh callback.
3446	*
3447	* @see PDMIDISPLAYCONNECTOR::pfnRefresh
3448	* @thread EMT
3449	*/
3450	/static/ DECLCALLBACK(void) Display::i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface)
3451	{
3452	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3453
3454	#ifdef DEBUG_sunlover_2
3455	LogFlowFunc(("pDrv->pDisplay->mfVideoAccelEnabled = %d\n",
3456	pDrv->pDisplay->mfVideoAccelEnabled));
3457	#endif /* DEBUG_sunlover_2 */
3458
3459	Display *pDisplay = pDrv->pDisplay;
3460	unsigned uScreenId;
3461
3462	int rc = pDisplay->i_videoAccelRefreshProcess(pDrv->pUpPort);
3463	if (rc != VINF_TRY_AGAIN) /* Means 'do nothing' here. */
3464	{
3465	if (rc == VWRN_INVALID_STATE)
3466	{
3467	/* No VBVA do a display update. */
3468	pDrv->pUpPort->pfnUpdateDisplay(pDrv->pUpPort);
3469	}
3470
3471	/* Inform the VRDP server that the current display update sequence is
3472	* completed. At this moment the framebuffer memory contains a definite
3473	* image, that is synchronized with the orders already sent to VRDP client.
3474	* The server can now process redraw requests from clients or initial
3475	* fullscreen updates for new clients.
3476	*/
3477	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3478	{
3479	Assert(pDisplay->mParent && pDisplay->mParent->i_consoleVRDPServer());
3480	pDisplay->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, NULL, 0);
3481	}
3482	}
3483
3484	#ifdef VBOX_WITH_RECORDING
3485	AssertPtr(pDisplay->mParent);
3486	RecordingContext *pCtx = pDisplay->mParent->i_recordingGetContext();
3487
3488	if ( pCtx
3489	&& pCtx->IsStarted()
3490	&& pCtx->IsFeatureEnabled(RecordingFeature_Video))
3491	{
3492	do {
3493	# if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3494	if (pDisplay->mfIsCr3DEnabled)
3495	{
3496	if (ASMAtomicCmpXchgU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_SUBMITTED, CRVREC_STATE_IDLE))
3497	{
3498	if ( pDisplay->mCrOglCallbacks.pfnHasData
3499	&& pDisplay->mCrOglCallbacks.pfnHasData())
3500	{
3501	/* submit */
3502	VBOXCRCMDCTL_HGCM *pData = &pDisplay->mCrOglScreenshotCtl;
3503
3504	pData->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
3505	pData->Hdr.u32Function = SHCRGL_HOST_FN_TAKE_SCREENSHOT;
3506
3507	pData->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
3508	pData->aParms[0].u.pointer.addr = &pDisplay->mCrOglScreenshotData;
3509	pData->aParms[0].u.pointer.size = sizeof(pDisplay->mCrOglScreenshotData);
3510	rc = pDisplay->i_crCtlSubmit(&pData->Hdr, sizeof(*pData), Display::i_displayVRecCompletion, pDisplay);
3511	if (RT_SUCCESS(rc))
3512	break;
3513	AssertMsgFailed(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3514	}
3515
3516	/* no 3D data available, or error has occured,
3517	* go the straight way */
3518	ASMAtomicWriteU32(&pDisplay->mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3519	}
3520	else
3521	{
3522	/* record request is still in progress, don't do anything */
3523	break;
3524	}
3525	}
3526	# endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3527
3528	/* If the recording context has reached the configured recording
3529	* limit, disable recording. */
3530	if (pCtx->IsLimitReached())
3531	{
3532	pDisplay->mParent->i_onRecordingChange(FALSE /* Disable */);
3533	break;
3534	}
3535
3536	uint64_t tsNowMs = RTTimeProgramMilliTS();
3537	for (uScreenId = 0; uScreenId < pDisplay->mcMonitors; uScreenId++)
3538	{
3539	if (!pDisplay->maRecordingEnabled[uScreenId])
3540	continue;
3541
3542	DISPLAYFBINFO *pFBInfo = &pDisplay->maFramebuffers[uScreenId];
3543	if (!pFBInfo->fDisabled)
3544	{
3545	ComPtr<IDisplaySourceBitmap> pSourceBitmap;
3546	int rc2 = RTCritSectEnter(&pDisplay->mVideoRecLock);
3547	if (RT_SUCCESS(rc2))
3548	{
3549	pSourceBitmap = pFBInfo->Recording.pSourceBitmap;
3550	RTCritSectLeave(&pDisplay->mVideoRecLock);
3551	}
3552
3553	if (!pSourceBitmap.isNull())
3554	{
3555	BYTE *pbAddress = NULL;
3556	ULONG ulWidth = 0;
3557	ULONG ulHeight = 0;
3558	ULONG ulBitsPerPixel = 0;
3559	ULONG ulBytesPerLine = 0;
3560	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
3561	HRESULT hr = pSourceBitmap->QueryBitmapInfo(&pbAddress,
3562	&ulWidth,
3563	&ulHeight,
3564	&ulBitsPerPixel,
3565	&ulBytesPerLine,
3566	&bitmapFormat);
3567	if (SUCCEEDED(hr) && pbAddress)
3568	rc = pCtx->SendVideoFrame(uScreenId, 0, 0, BitmapFormat_BGR,
3569	ulBitsPerPixel, ulBytesPerLine, ulWidth, ulHeight,
3570	pbAddress, tsNowMs);
3571	else
3572	rc = VERR_NOT_SUPPORTED;
3573
3574	pSourceBitmap.setNull();
3575	}
3576	else
3577	rc = VERR_NOT_SUPPORTED;
3578
3579	if (rc == VINF_TRY_AGAIN)
3580	break;
3581	}
3582	}
3583	} while (0);
3584	}
3585	#endif /* VBOX_WITH_RECORDING */
3586
3587	#ifdef DEBUG_sunlover_2
3588	LogFlowFunc(("leave\n"));
3589	#endif /* DEBUG_sunlover_2 */
3590	}
3591
3592	/**
3593	* Reset notification
3594	*
3595	* @see PDMIDISPLAYCONNECTOR::pfnReset
3596	*/
3597	DECLCALLBACK(void) Display::i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface)
3598	{
3599	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3600
3601	LogRelFlowFunc(("\n"));
3602
3603	/* Disable VBVA mode. */
3604	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3605	}
3606
3607	/**
3608	* LFBModeChange notification
3609	*
3610	* @see PDMIDISPLAYCONNECTOR::pfnLFBModeChange
3611	*/
3612	DECLCALLBACK(void) Display::i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled)
3613	{
3614	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3615
3616	LogRelFlowFunc(("fEnabled=%d\n", fEnabled));
3617
3618	NOREF(fEnabled);
3619
3620	/* Disable VBVA mode in any case. The guest driver reenables VBVA mode if necessary. */
3621	pDrv->pDisplay->VideoAccelEnableVGA(false, NULL);
3622	}
3623
3624	/**
3625	* Adapter information change notification.
3626	*
3627	* @see PDMIDISPLAYCONNECTOR::pfnProcessAdapterData
3628	*/
3629	DECLCALLBACK(void) Display::i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM,
3630	uint32_t u32VRAMSize)
3631	{
3632	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3633	pDrv->pDisplay->processAdapterData(pvVRAM, u32VRAMSize);
3634	}
3635
3636	/**
3637	* Display information change notification.
3638	*
3639	* @see PDMIDISPLAYCONNECTOR::pfnProcessDisplayData
3640	*/
3641	DECLCALLBACK(void) Display::i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
3642	void *pvVRAM, unsigned uScreenId)
3643	{
3644	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3645	pDrv->pDisplay->processDisplayData(pvVRAM, uScreenId);
3646	}
3647
3648	#ifdef VBOX_WITH_VIDEOHWACCEL
3649
3650	int Display::i_handleVHWACommandProcess(int enmCmd, bool fGuestCmd, VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *pCommand)
3651	{
3652	unsigned id = (unsigned)pCommand->iDisplay;
3653	if (id >= mcMonitors)
3654	return VERR_INVALID_PARAMETER;
3655
3656	ComPtr<IFramebuffer> pFramebuffer;
3657	AutoReadLock arlock(this COMMA_LOCKVAL_SRC_POS);
3658	pFramebuffer = maFramebuffers[id].pFramebuffer;
3659	bool fVHWASupported = RT_BOOL(maFramebuffers[id].u32Caps & FramebufferCapabilities_VHWA);
3660	arlock.release();
3661
3662	if (pFramebuffer == NULL \|\| !fVHWASupported)
3663	return VERR_NOT_IMPLEMENTED; /* Implementation is not available. */
3664
3665	HRESULT hr = pFramebuffer->ProcessVHWACommand((BYTE *)pCommand, enmCmd, fGuestCmd);
3666	if (hr == S_FALSE)
3667	return VINF_SUCCESS;
3668	if (SUCCEEDED(hr))
3669	return VINF_CALLBACK_RETURN;
3670	if (hr == E_ACCESSDENIED)
3671	return VERR_INVALID_STATE; /* notify we can not handle request atm */
3672	if (hr == E_NOTIMPL)
3673	return VERR_NOT_IMPLEMENTED;
3674	return VERR_GENERAL_FAILURE;
3675	}
3676
3677	DECLCALLBACK(int) Display::i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, int enmCmd, bool fGuestCmd,
3678	VBOXVHWACMD RT_UNTRUSTED_VOLATILE_GUEST *pCommand)
3679	{
3680	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3681
3682	return pDrv->pDisplay->i_handleVHWACommandProcess(enmCmd, fGuestCmd, pCommand);
3683	}
3684
3685	#endif /* VBOX_WITH_VIDEOHWACCEL */
3686	#ifdef VBOX_WITH_CRHGSMI
3687
3688	void Display::i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3689	{
3690	RT_NOREF(u32Function);
3691	mpDrv->pVBVACallbacks->pfnCrHgsmiCommandCompleteAsync(mpDrv->pVBVACallbacks,
3692	(PVBOXVDMACMD_CHROMIUM_CMD)pParam->u.pointer.addr, result);
3693	}
3694
3695	void Display::i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam)
3696	{
3697	RT_NOREF(u32Function);
3698	PVBOXVDMACMD_CHROMIUM_CTL pCtl = (PVBOXVDMACMD_CHROMIUM_CTL)pParam->u.pointer.addr;
3699	mpDrv->pVBVACallbacks->pfnCrHgsmiControlCompleteAsync(mpDrv->pVBVACallbacks, pCtl, result);
3700	}
3701
3702	void Display::i_handleCrHgsmiCommandProcess(VBOXVDMACMD_CHROMIUM_CMD RT_UNTRUSTED_VOLATILE_GUEST *pCmd, uint32_t cbCmd)
3703	{
3704	int rc = VERR_NOT_SUPPORTED;
3705	VBOXHGCMSVCPARM parm;
3706	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3707	parm.u.pointer.addr = (void *)pCmd;
3708	parm.u.pointer.size = cbCmd;
3709
3710	if (mhCrOglSvc)
3711	{
3712	VMMDev *pVMMDev = mParent->i_getVMMDev();
3713	if (pVMMDev)
3714	{
3715	/* no completion callback is specified with this call,
3716	* the CrOgl code will complete the CrHgsmi command once it processes it */
3717	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm, NULL, NULL);
3718	AssertRC(rc);
3719	if (RT_SUCCESS(rc))
3720	return;
3721	}
3722	else
3723	rc = VERR_INVALID_STATE;
3724	}
3725
3726	/* we are here because something went wrong with command processing, complete it */
3727	i_handleCrHgsmiCommandCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CMD, &parm);
3728	}
3729
3730	void Display::i_handleCrHgsmiControlProcess(VBOXVDMACMD_CHROMIUM_CTL RT_UNTRUSTED_VOLATILE_GUEST *pCtl, uint32_t cbCtl)
3731	{
3732	int rc = VERR_NOT_SUPPORTED;
3733	VBOXHGCMSVCPARM parm;
3734	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3735	parm.u.pointer.addr = (void *)pCtl;
3736	parm.u.pointer.size = cbCtl;
3737
3738	if (mhCrOglSvc)
3739	{
3740	VMMDev *pVMMDev = mParent->i_getVMMDev();
3741	if (pVMMDev)
3742	{
3743	bool fCheckPendingViewport = (pCtl->enmType == VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP);
3744	rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm,
3745	Display::i_displayCrHgsmiControlCompletion, this);
3746	AssertRC(rc);
3747	if (RT_SUCCESS(rc))
3748	{
3749	if (fCheckPendingViewport)
3750	{
3751	ULONG ul;
3752	for (ul = 0; ul < mcMonitors; ul++)
3753	{
3754	DISPLAYFBINFO *pFb = &maFramebuffers[ul];
3755	if (!pFb->pendingViewportInfo.fPending)
3756	continue;
3757
3758	rc = i_crViewportNotify(ul, pFb->pendingViewportInfo.x, pFb->pendingViewportInfo.y,
3759	pFb->pendingViewportInfo.width, pFb->pendingViewportInfo.height);
3760	if (RT_SUCCESS(rc))
3761	pFb->pendingViewportInfo.fPending = false;
3762	else
3763	{
3764	AssertMsgFailed(("crViewportNotify failed (rc=%Rrc)\n", rc));
3765	rc = VINF_SUCCESS;
3766	}
3767	}
3768	}
3769	return;
3770	}
3771	}
3772	else
3773	rc = VERR_INVALID_STATE;
3774	}
3775
3776	/* we are here because something went wrong with command processing, complete it */
3777	i_handleCrHgsmiControlCompletion(rc, SHCRGL_HOST_FN_CRHGSMI_CTL, &parm);
3778	}
3779
3780	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface,
3781	VBOXVDMACMD_CHROMIUM_CMD RT_UNTRUSTED_VOLATILE_GUEST *pCmd,
3782	uint32_t cbCmd)
3783	{
3784	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3785
3786	pDrv->pDisplay->i_handleCrHgsmiCommandProcess(pCmd, cbCmd);
3787	}
3788
3789	DECLCALLBACK(void) Display::i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface,
3790	VBOXVDMACMD_CHROMIUM_CTL RT_UNTRUSTED_VOLATILE_GUEST *pCmd,
3791	uint32_t cbCmd)
3792	{
3793	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3794
3795	pDrv->pDisplay->i_handleCrHgsmiControlProcess(pCmd, cbCmd);
3796	}
3797
3798	DECLCALLBACK(void) Display::i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3799	void *pvContext)
3800	{
3801	AssertMsgFailed(("not expected!\n"));
3802	Display pDisplay = (Display )pvContext;
3803	pDisplay->i_handleCrHgsmiCommandCompletion(result, u32Function, pParam);
3804	}
3805
3806	DECLCALLBACK(void) Display::i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3807	void *pvContext)
3808	{
3809	Display pDisplay = (Display )pvContext;
3810	pDisplay->i_handleCrHgsmiControlCompletion(result, u32Function, pParam);
3811
3812	}
3813	#endif
3814
3815	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3816	DECLCALLBACK(void) Display::i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
3817	void *pvContext)
3818	{
3819	RT_NOREF(u32Function);
3820	VBOXCRCMDCTL pCmd = (VBOXCRCMDCTL )pParam->u.pointer.addr;
3821	if (pCmd->u.pfnInternal)
3822	((PFNCRCTLCOMPLETION)pCmd->u.pfnInternal)(pCmd, pParam->u.pointer.size, result, pvContext);
3823	}
3824
3825	int Display::i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL RT_UNTRUSTED_VOLATILE_GUEST *pCmd, uint32_t cbCmd,
3826	PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3827	{
3828	VMMDev *pVMMDev = mParent ? mParent->i_getVMMDev() : NULL;
3829	if (!pVMMDev)
3830	{
3831	AssertMsgFailed(("no vmmdev\n"));
3832	return VERR_INVALID_STATE;
3833	}
3834
3835	Assert(mhCrOglSvc);
3836	VBOXHGCMSVCPARM parm;
3837	parm.type = VBOX_HGCM_SVC_PARM_PTR;
3838	parm.u.pointer.addr = (void *)pCmd;
3839	parm.u.pointer.size = cbCmd;
3840
3841	pCmd->u.pfnInternal = (PFNRT)pfnCompletion;
3842	int rc = pVMMDev->hgcmHostFastCallAsync(mhCrOglSvc, SHCRGL_HOST_FN_CTL, &parm, i_displayCrHgcmCtlSubmitCompletion,
3843	pvCompletion);
3844	if (!RT_SUCCESS(rc))
3845	AssertMsgFailed(("hgcmHostFastCallAsync failed (rc=%Rrc)\n", rc));
3846
3847	return rc;
3848	}
3849
3850	DECLCALLBACK(int) Display::i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface, struct VBOXCRCMDCTL *pCmd, uint32_t cbCmd,
3851	PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3852	{
3853	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
3854	Display *pThis = pDrv->pDisplay;
3855	return pThis->i_handleCrHgcmCtlSubmit(pCmd, cbCmd, pfnCompletion, pvCompletion);
3856	}
3857
3858	int Display::i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion)
3859	{
3860	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3861	if (RT_SUCCESS(rc))
3862	{
3863	if (mhCrOglSvc)
3864	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmit(mpDrv->pVBVACallbacks, pCmd, cbCmd, pfnCompletion, pvCompletion);
3865	else
3866	rc = VERR_NOT_SUPPORTED;
3867
3868	RTCritSectRwLeaveShared(&mCrOglLock);
3869	}
3870	return rc;
3871	}
3872
3873	int Display::i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3874	{
3875	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3876	if (RT_SUCCESS(rc))
3877	{
3878	if (mhCrOglSvc)
3879	rc = mpDrv->pVBVACallbacks->pfnCrCtlSubmitSync(mpDrv->pVBVACallbacks, pCmd, cbCmd);
3880	else
3881	rc = VERR_NOT_SUPPORTED;
3882
3883	RTCritSectRwLeaveShared(&mCrOglLock);
3884	}
3885	return rc;
3886	}
3887
3888	int Display::i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3889	{
3890	VBOXCRCMDCTL* pCmdCopy = (VBOXCRCMDCTL*)RTMemAlloc(cbCmd);
3891	if (!pCmdCopy)
3892	{
3893	LogRel(("RTMemAlloc failed\n"));
3894	return VERR_NO_MEMORY;
3895	}
3896
3897	memcpy(pCmdCopy, pCmd, cbCmd);
3898
3899	int rc = i_crCtlSubmit(pCmdCopy, cbCmd, i_displayCrCmdFree, pCmdCopy);
3900	if (RT_FAILURE(rc))
3901	{
3902	LogRel(("crCtlSubmit failed (rc=%Rrc)\n", rc));
3903	RTMemFree(pCmdCopy);
3904	return rc;
3905	}
3906
3907	return VINF_SUCCESS;
3908	}
3909
3910	int Display::i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd)
3911	{
3912	int rc = RTCritSectRwEnterShared(&mCrOglLock);
3913	AssertRCReturn(rc, rc);
3914
3915	if ( mCrOglCallbacks.pfnHasDataForScreen
3916	&& mCrOglCallbacks.pfnHasDataForScreen(u32ScreenID))
3917	rc = i_crCtlSubmitSync(pCmd, cbCmd);
3918	else
3919	rc = i_crCtlSubmitAsyncCmdCopy(pCmd, cbCmd);
3920
3921	RTCritSectRwLeaveShared(&mCrOglLock);
3922
3923	return rc;
3924	}
3925
3926	bool Display::i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t uTimestampMs)
3927	{
3928	# ifdef VBOX_WITH_RECORDING
3929	RecordingContext *pCtx = mParent->i_recordingGetContext();
3930	return ( pCtx
3931	&& pCtx->IsReady(uScreen, uTimestampMs));
3932	# else
3933	RT_NOREF(uScreen, uTimestampMs);
3934	return false;
3935	# endif
3936	}
3937
3938	void Display::i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t uTimestampMs)
3939	{
3940	RT_NOREF(uScreen, uTimestampMs);
3941	}
3942
3943	void Display::i_handleCrVRecScreenshotPerform(uint32_t uScreen,
3944	uint32_t x, uint32_t y, uint32_t uPixelFormat,
3945	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
3946	uint32_t uGuestWidth, uint32_t uGuestHeight,
3947	uint8_t *pu8BufferAddress, uint64_t uTimestampMs)
3948	{
3949	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3950	# ifdef VBOX_WITH_RECORDING
3951	RecordingContext *pCtx = mParent->i_recordingGetContext();
3952
3953	if ( pCtx
3954	&& pCtx->IsStarted()
3955	&& pCtx->IsFeatureEnabled(RecordingFeature_Video))
3956	{
3957	int rc2 = pCtx->SendVideoFrame(uScreen, x, y,
3958	uPixelFormat,
3959	uBitsPerPixel, uBytesPerLine,
3960	uGuestWidth, uGuestHeight,
3961	pu8BufferAddress, uTimestampMs);
3962	RT_NOREF(rc2);
3963	Assert(rc2 == VINF_SUCCESS /* \|\| rc == VERR_TRY_AGAIN \|\| rc == VINF_TRY_AGAIN*/);
3964	}
3965	# else
3966	RT_NOREF(uScreen, x, y, uPixelFormat, \
3967	uBitsPerPixel, uBytesPerLine, uGuestWidth, uGuestHeight, pu8BufferAddress, uTimestampMs);
3968	# endif /* VBOX_WITH_RECORDING */
3969	}
3970
3971	void Display::i_handleVRecCompletion()
3972	{
3973	Assert(mfCrOglVideoRecState == CRVREC_STATE_SUBMITTED);
3974	ASMAtomicWriteU32(&mfCrOglVideoRecState, CRVREC_STATE_IDLE);
3975	}
3976
3977	#endif /* VBOX_WITH_HGCM && VBOX_WITH_CROGL */
3978
3979	HRESULT Display::notifyScaleFactorChange(ULONG aScreenId, ULONG aScaleFactorWMultiplied, ULONG aScaleFactorHMultiplied)
3980	{
3981	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
3982	HRESULT hr = E_UNEXPECTED;
3983
3984	if (aScreenId >= mcMonitors)
3985	return E_INVALIDARG;
3986
3987	/* 3D acceleration enabled in VM config. */
3988	if (mfIsCr3DEnabled)
3989	{
3990	/* VBoxSharedCrOpenGL HGCM host service is running. */
3991	if (mhCrOglSvc)
3992	{
3993	VMMDev *pVMMDev = mParent->i_getVMMDev();
3994	if (pVMMDev)
3995	{
3996	VBOXCRCMDCTL_HGCM *pCtl;
3997	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETSCALEFACTOR) + sizeof(VBOXCRCMDCTL_HGCM));
3998	if (pCtl)
3999	{
4000	CRVBOXHGCMSETSCALEFACTOR pData = (CRVBOXHGCMSETSCALEFACTOR )(pCtl + 1);
4001	int rc;
4002
4003	pData->u32Screen = aScreenId;
4004	pData->u32ScaleFactorWMultiplied = aScaleFactorWMultiplied;
4005	pData->u32ScaleFactorHMultiplied = aScaleFactorHMultiplied;
4006
4007	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4008	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_SCALE_FACTOR;
4009	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4010	pCtl->aParms[0].u.pointer.addr = pData;
4011	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4012
4013	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4014	if (RT_FAILURE(rc))
4015	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4016	else
4017	hr = S_OK;
4018
4019	RTMemFree(pCtl);
4020	}
4021	else
4022	{
4023	LogRel(("Running out of memory on attempt to set OpenGL content scale factor. Ignored.\n"));
4024	hr = E_OUTOFMEMORY;
4025	}
4026	}
4027	else
4028	LogRel(("Internal error occurred on attempt to set OpenGL content scale factor. Ignored.\n"));
4029	}
4030	else
4031	LogRel(("Attempt to specify OpenGL content scale factor while corresponding HGCM host service not yet runing. Ignored.\n"));
4032	}
4033	else
4034	# if 0 /** @todo Thank you so very much from anyone using VMSVGA3d! */
4035	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while 3D acceleration is disabled in VM config. Ignored.\n"));
4036	# else
4037	{
4038	hr = S_OK;
4039	/* Need an interface like this here (and the #ifdefs needs adjusting):
4040	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4041	if (pUpPort && pUpPort->pfnSetScaleFactor)
4042	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4043	}
4044	# endif
4045
4046	return hr;
4047
4048	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4049	RT_NOREF(aScreenId, aScaleFactorWMultiplied, aScaleFactorHMultiplied);
4050	AssertMsgFailed(("Attempt to specify OpenGL content scale factor while corresponding functionality is disabled."));
4051	return E_UNEXPECTED;
4052	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4053	}
4054
4055	HRESULT Display::notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI)
4056	{
4057	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4058	HRESULT hr = E_UNEXPECTED;
4059
4060	/* 3D acceleration enabled in VM config. */
4061	if (mfIsCr3DEnabled)
4062	{
4063	/* VBoxSharedCrOpenGL HGCM host service is running. */
4064	if (mhCrOglSvc)
4065	{
4066	VMMDev *pVMMDev = mParent->i_getVMMDev();
4067	if (pVMMDev)
4068	{
4069	VBOXCRCMDCTL_HGCM *pCtl;
4070	pCtl = (VBOXCRCMDCTL_HGCM *)RTMemAlloc(sizeof(CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT) + sizeof(VBOXCRCMDCTL_HGCM));
4071	if (pCtl)
4072	{
4073	CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT pData = (CRVBOXHGCMSETUNSCALEDHIDPIOUTPUT )(pCtl + 1);
4074	int rc;
4075
4076	pData->fUnscaledHiDPI = RT_BOOL(fUnscaledHiDPI);
4077
4078	pCtl->Hdr.enmType = VBOXCRCMDCTL_TYPE_HGCM;
4079	pCtl->Hdr.u32Function = SHCRGL_HOST_FN_SET_UNSCALED_HIDPI;
4080	pCtl->aParms[0].type = VBOX_HGCM_SVC_PARM_PTR;
4081	pCtl->aParms[0].u.pointer.addr = pData;
4082	pCtl->aParms[0].u.pointer.size = sizeof(*pData);
4083
4084	rc = i_crCtlSubmitSync(&pCtl->Hdr, sizeof(*pCtl));
4085	if (RT_FAILURE(rc))
4086	AssertMsgFailed(("crCtlSubmitSync failed (rc=%Rrc)\n", rc));
4087	else
4088	hr = S_OK;
4089
4090	RTMemFree(pCtl);
4091	}
4092	else
4093	{
4094	LogRel(("Running out of memory on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4095	hr = E_OUTOFMEMORY;
4096	}
4097	}
4098	else
4099	LogRel(("Internal error occurred on attempt to notify OpenGL about HiDPI output scaling policy change. Ignored.\n"));
4100	}
4101	else
4102	LogRel(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding HGCM host service not yet runing. Ignored.\n"));
4103	}
4104	else
4105	{
4106	hr = S_OK;
4107	/* Need an interface like this here (and the #ifdefs needs adjusting):
4108	PPDMIDISPLAYPORT pUpPort = mpDrv ? mpDrv->pUpPort : NULL;
4109	if (pUpPort && pUpPort->pfnSetScaleFactor)
4110	pUpPort->pfnSetScaleFactor(pUpPort, aScreeId, aScaleFactorWMultiplied, aScaleFactorHMultiplied); */
4111	}
4112
4113	return hr;
4114
4115	#else /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4116	RT_NOREF(fUnscaledHiDPI);
4117	AssertMsgFailed(("Attempt to notify OpenGL about HiDPI output scaling policy change while corresponding functionality is disabled."));
4118	return E_UNEXPECTED;
4119	#endif /* !VBOX_WITH_HGCM \|\| !VBOX_WITH_CROGL */
4120	}
4121
4122	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4123	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
4124	uint32_t x, uint32_t y,
4125	uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
4126	uint32_t uGuestWidth, uint32_t uGuestHeight,
4127	uint8_t *pu8BufferAddress, uint64_t u64Timestamp)
4128	{
4129	Display pDisplay = (Display )pvCtx;
4130	pDisplay->i_handleCrVRecScreenshotPerform(uScreen,
4131	x, y, BitmapFormat_BGR, uBitsPerPixel,
4132	uBytesPerLine, uGuestWidth, uGuestHeight,
4133	pu8BufferAddress, u64Timestamp);
4134	}
4135
4136	DECLCALLBACK(bool) Display::i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4137	{
4138	Display pDisplay = (Display )pvCtx;
4139	return pDisplay->i_handleCrVRecScreenshotBegin(uScreen, u64Timestamp);
4140	}
4141
4142	DECLCALLBACK(void) Display::i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64Timestamp)
4143	{
4144	Display pDisplay = (Display )pvCtx;
4145	pDisplay->i_handleCrVRecScreenshotEnd(uScreen, u64Timestamp);
4146	}
4147
4148	DECLCALLBACK(void) Display::i_displayVRecCompletion(struct VBOXCRCMDCTL pCmd, uint32_t cbCmd, int rc, void pvCompletion)
4149	{
4150	RT_NOREF(pCmd, cbCmd, rc);
4151	Display pDisplay = (Display )pvCompletion;
4152	pDisplay->i_handleVRecCompletion();
4153	}
4154
4155	#endif
4156
4157
4158	#ifdef VBOX_WITH_HGSMI
4159	/**
4160	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVAEnable}
4161	*/
4162	DECLCALLBACK(int) Display::i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4163	VBVAHOSTFLAGS RT_UNTRUSTED_VOLATILE_GUEST *pHostFlags,
4164	bool fRenderThreadMode)
4165	{
4166	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4167
4168	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4169	Display *pThis = pDrv->pDisplay;
4170
4171	if (pThis->maFramebuffers[uScreenId].fVBVAEnabled && pThis->maFramebuffers[uScreenId].fRenderThreadMode != fRenderThreadMode)
4172	{
4173	LogRel(("Enabling different vbva mode\n"));
4174	#ifdef DEBUG_misha
4175	AssertMsgFailed(("enabling different vbva mode\n"));
4176	#endif
4177	return VERR_INVALID_STATE;
4178	}
4179
4180	pThis->maFramebuffers[uScreenId].fVBVAEnabled = true;
4181	pThis->maFramebuffers[uScreenId].pVBVAHostFlags = pHostFlags;
4182	pThis->maFramebuffers[uScreenId].fRenderThreadMode = fRenderThreadMode;
4183	pThis->maFramebuffers[uScreenId].fVBVAForceResize = true;
4184
4185	vbvaSetMemoryFlagsHGSMI(uScreenId, pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, &pThis->maFramebuffers[uScreenId]);
4186
4187	return VINF_SUCCESS;
4188	}
4189
4190	/**
4191	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVADisable}
4192	*/
4193	DECLCALLBACK(void) Display::i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4194	{
4195	LogRelFlowFunc(("uScreenId %d\n", uScreenId));
4196
4197	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4198	Display *pThis = pDrv->pDisplay;
4199
4200	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4201
4202	bool fRenderThreadMode = pFBInfo->fRenderThreadMode;
4203
4204	if (uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4205	{
4206	/* Make sure that the primary screen is visible now.
4207	* The guest can't use VBVA anymore, so only only the VGA device output works.
4208	*/
4209	pFBInfo->flags = 0;
4210	if (pFBInfo->fDisabled)
4211	{
4212	pFBInfo->fDisabled = false;
4213	fireGuestMonitorChangedEvent(pThis->mParent->i_getEventSource(),
4214	GuestMonitorChangedEventType_Enabled,
4215	uScreenId,
4216	pFBInfo->xOrigin, pFBInfo->yOrigin,
4217	pFBInfo->w, pFBInfo->h);
4218	}
4219	}
4220
4221	pFBInfo->fVBVAEnabled = false;
4222	pFBInfo->fVBVAForceResize = false;
4223	pFBInfo->fRenderThreadMode = false;
4224
4225	vbvaSetMemoryFlagsHGSMI(uScreenId, 0, false, pFBInfo);
4226
4227	pFBInfo->pVBVAHostFlags = NULL;
4228
4229	if (!fRenderThreadMode && uScreenId == VBOX_VIDEO_PRIMARY_SCREEN)
4230	{
4231	/* Force full screen update, because VGA device must take control, do resize, etc. */
4232	pThis->mpDrv->pUpPort->pfnUpdateDisplayAll(pThis->mpDrv->pUpPort, /* fFailOnResize = */ false);
4233	}
4234	}
4235
4236	DECLCALLBACK(void) Display::i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId)
4237	{
4238	RT_NOREF(uScreenId);
4239	LogFlowFunc(("uScreenId %d\n", uScreenId));
4240
4241	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4242	Display *pThis = pDrv->pDisplay;
4243
4244	if (ASMAtomicReadU32(&pThis->mu32UpdateVBVAFlags) > 0)
4245	{
4246	vbvaSetMemoryFlagsAllHGSMI(pThis->mfu32SupportedOrders, pThis->mfVideoAccelVRDP, pThis->maFramebuffers,
4247	pThis->mcMonitors);
4248	ASMAtomicDecU32(&pThis->mu32UpdateVBVAFlags);
4249	}
4250	}
4251
4252	/**
4253	* @interface_method_impl{PDMIDISPLAYCONNECTOR,pfnVBVAUpdateProcess}
4254	*/
4255	DECLCALLBACK(void) Display::i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
4256	struct VBVACMDHDR const RT_UNTRUSTED_VOLATILE_GUEST *pCmd, size_t cbCmd)
4257	{
4258	LogFlowFunc(("uScreenId %d pCmd %p cbCmd %d, @%d,%d %dx%d\n", uScreenId, pCmd, cbCmd, pCmd->x, pCmd->y, pCmd->w, pCmd->h));
4259	VBVACMDHDR hdrSaved;
4260	RT_COPY_VOLATILE(hdrSaved, *pCmd);
4261	RT_UNTRUSTED_NONVOLATILE_COPY_FENCE();
4262
4263	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4264	Display *pThis = pDrv->pDisplay;
4265	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4266
4267	if (pFBInfo->fDefaultFormat)
4268	{
4269	/* Make sure that framebuffer contains the same image as the guest VRAM. */
4270	if ( uScreenId == VBOX_VIDEO_PRIMARY_SCREEN
4271	&& !pFBInfo->fDisabled)
4272	{
4273	pDrv->pUpPort->pfnUpdateDisplayRect(pDrv->pUpPort, hdrSaved.x, hdrSaved.y, hdrSaved.w, hdrSaved.h);
4274	}
4275	else if ( !pFBInfo->pSourceBitmap.isNull()
4276	&& !pFBInfo->fDisabled)
4277	{
4278	/* Render VRAM content to the framebuffer. */
4279	BYTE *pAddress = NULL;
4280	ULONG ulWidth = 0;
4281	ULONG ulHeight = 0;
4282	ULONG ulBitsPerPixel = 0;
4283	ULONG ulBytesPerLine = 0;
4284	BitmapFormat_T bitmapFormat = BitmapFormat_Opaque;
4285
4286	HRESULT hrc = pFBInfo->pSourceBitmap->QueryBitmapInfo(&pAddress,
4287	&ulWidth,
4288	&ulHeight,
4289	&ulBitsPerPixel,
4290	&ulBytesPerLine,
4291	&bitmapFormat);
4292	if (SUCCEEDED(hrc))
4293	{
4294	uint32_t width = hdrSaved.w;
4295	uint32_t height = hdrSaved.h;
4296
4297	const uint8_t *pu8Src = pFBInfo->pu8FramebufferVRAM;
4298	int32_t xSrc = hdrSaved.x - pFBInfo->xOrigin;
4299	int32_t ySrc = hdrSaved.y - pFBInfo->yOrigin;
4300	uint32_t u32SrcWidth = pFBInfo->w;
4301	uint32_t u32SrcHeight = pFBInfo->h;
4302	uint32_t u32SrcLineSize = pFBInfo->u32LineSize;
4303	uint32_t u32SrcBitsPerPixel = pFBInfo->u16BitsPerPixel;
4304
4305	uint8_t *pu8Dst = pAddress;
4306	int32_t xDst = xSrc;
4307	int32_t yDst = ySrc;
4308	uint32_t u32DstWidth = u32SrcWidth;
4309	uint32_t u32DstHeight = u32SrcHeight;
4310	uint32_t u32DstLineSize = u32DstWidth * 4;
4311	uint32_t u32DstBitsPerPixel = 32;
4312
4313	pDrv->pUpPort->pfnCopyRect(pDrv->pUpPort,
4314	width, height,
4315	pu8Src,
4316	xSrc, ySrc,
4317	u32SrcWidth, u32SrcHeight,
4318	u32SrcLineSize, u32SrcBitsPerPixel,
4319	pu8Dst,
4320	xDst, yDst,
4321	u32DstWidth, u32DstHeight,
4322	u32DstLineSize, u32DstBitsPerPixel);
4323	}
4324	}
4325	}
4326
4327	/*
4328	* Here is your classic 'temporary' solution.
4329	*/
4330	/** @todo New SendUpdate entry which can get a separate cmd header or coords. */
4331	VBVACMDHDR pHdrUnconst = (VBVACMDHDR )pCmd;
4332
4333	pHdrUnconst->x -= (int16_t)pFBInfo->xOrigin;
4334	pHdrUnconst->y -= (int16_t)pFBInfo->yOrigin;
4335
4336	pThis->mParent->i_consoleVRDPServer()->SendUpdate(uScreenId, pHdrUnconst, (uint32_t)cbCmd);
4337
4338	*pHdrUnconst = hdrSaved;
4339	}
4340
4341	DECLCALLBACK(void) Display::i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
4342	uint32_t cx, uint32_t cy)
4343	{
4344	LogFlowFunc(("uScreenId %d %d,%d %dx%d\n", uScreenId, x, y, cx, cy));
4345
4346	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4347	Display *pThis = pDrv->pDisplay;
4348	DISPLAYFBINFO *pFBInfo = &pThis->maFramebuffers[uScreenId];
4349
4350	/** @todo handleFramebufferUpdate (uScreenId,
4351	* x - pThis->maFramebuffers[uScreenId].xOrigin,
4352	* y - pThis->maFramebuffers[uScreenId].yOrigin,
4353	* cx, cy);
4354	*/
4355	pThis->i_handleDisplayUpdate(uScreenId, x - pFBInfo->xOrigin, y - pFBInfo->yOrigin, cx, cy);
4356	}
4357
4358	#ifdef DEBUG_sunlover
4359	static void logVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, const DISPLAYFBINFO *pFBInfo)
4360	{
4361	LogRel(("displayVBVAResize: [%d] %s\n"
4362	" pView->u32ViewIndex %d\n"
4363	" pView->u32ViewOffset 0x%08X\n"
4364	" pView->u32ViewSize 0x%08X\n"
4365	" pView->u32MaxScreenSize 0x%08X\n"
4366	" pScreen->i32OriginX %d\n"
4367	" pScreen->i32OriginY %d\n"
4368	" pScreen->u32StartOffset 0x%08X\n"
4369	" pScreen->u32LineSize 0x%08X\n"
4370	" pScreen->u32Width %d\n"
4371	" pScreen->u32Height %d\n"
4372	" pScreen->u16BitsPerPixel %d\n"
4373	" pScreen->u16Flags 0x%04X\n"
4374	" pFBInfo->u32Offset 0x%08X\n"
4375	" pFBInfo->u32MaxFramebufferSize 0x%08X\n"
4376	" pFBInfo->u32InformationSize 0x%08X\n"
4377	" pFBInfo->fDisabled %d\n"
4378	" xOrigin, yOrigin, w, h: %d,%d %dx%d\n"
4379	" pFBInfo->u16BitsPerPixel %d\n"
4380	" pFBInfo->pu8FramebufferVRAM %p\n"
4381	" pFBInfo->u32LineSize 0x%08X\n"
4382	" pFBInfo->flags 0x%04X\n"
4383	" pFBInfo->pHostEvents %p\n"
4384	" pFBInfo->fDefaultFormat %d\n"
4385	" pFBInfo->fVBVAEnabled %d\n"
4386	" pFBInfo->fVBVAForceResize %d\n"
4387	" pFBInfo->pVBVAHostFlags %p\n"
4388	"",
4389	pScreen->u32ViewIndex,
4390	(pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)? "DISABLED": "ENABLED",
4391	pView->u32ViewIndex,
4392	pView->u32ViewOffset,
4393	pView->u32ViewSize,
4394	pView->u32MaxScreenSize,
4395	pScreen->i32OriginX,
4396	pScreen->i32OriginY,
4397	pScreen->u32StartOffset,
4398	pScreen->u32LineSize,
4399	pScreen->u32Width,
4400	pScreen->u32Height,
4401	pScreen->u16BitsPerPixel,
4402	pScreen->u16Flags,
4403	pFBInfo->u32Offset,
4404	pFBInfo->u32MaxFramebufferSize,
4405	pFBInfo->u32InformationSize,
4406	pFBInfo->fDisabled,
4407	pFBInfo->xOrigin,
4408	pFBInfo->yOrigin,
4409	pFBInfo->w,
4410	pFBInfo->h,
4411	pFBInfo->u16BitsPerPixel,
4412	pFBInfo->pu8FramebufferVRAM,
4413	pFBInfo->u32LineSize,
4414	pFBInfo->flags,
4415	pFBInfo->pHostEvents,
4416	pFBInfo->fDefaultFormat,
4417	pFBInfo->fVBVAEnabled,
4418	pFBInfo->fVBVAForceResize,
4419	pFBInfo->pVBVAHostFlags
4420	));
4421	}
4422	#endif /* DEBUG_sunlover */
4423
4424	DECLCALLBACK(int) Display::i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, PCVBVAINFOVIEW pView,
4425	PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4426	{
4427	LogRelFlowFunc(("pScreen %p, pvVRAM %p\n", pScreen, pvVRAM));
4428
4429	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4430	Display *pThis = pDrv->pDisplay;
4431
4432	return pThis->processVBVAResize(pView, pScreen, pvVRAM, fResetInputMapping);
4433	}
4434
4435	int Display::processVBVAResize(PCVBVAINFOVIEW pView, PCVBVAINFOSCREEN pScreen, void *pvVRAM, bool fResetInputMapping)
4436	{
4437	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
4438
4439	DISPLAYFBINFO *pFBInfo = &maFramebuffers[pScreen->u32ViewIndex];
4440
4441	if (pScreen->u16Flags & VBVA_SCREEN_F_DISABLED)
4442	{
4443	/* Ask the framebuffer to resize using a default format. The framebuffer will be black.
4444	* So if the frontend does not support GuestMonitorChangedEventType_Disabled event,
4445	* the VM window will be black. */
4446	uint32_t u32Width = pFBInfo->w ? pFBInfo->w : 640;
4447	uint32_t u32Height = pFBInfo->h ? pFBInfo->h : 480;
4448	int32_t xOrigin = pFBInfo->xOrigin;
4449	int32_t yOrigin = pFBInfo->yOrigin;
4450
4451	alock.release();
4452
4453	i_notifyCroglResize(pView, pScreen, pvVRAM);
4454
4455	i_handleDisplayResize(pScreen->u32ViewIndex, 0, (uint8_t *)NULL, 0,
4456	u32Width, u32Height, pScreen->u16Flags, xOrigin, yOrigin, false);
4457
4458	return VINF_SUCCESS;
4459	}
4460
4461	VBVAINFOSCREEN screenInfo;
4462	RT_ZERO(screenInfo);
4463
4464	if (pScreen->u16Flags & VBVA_SCREEN_F_BLANK2)
4465	{
4466	/* Init a local VBVAINFOSCREEN structure, which will be used instead of
4467	* the original pScreen. Set VBVA_SCREEN_F_BLANK, which will force
4468	* the code below to choose the "blanking" branches.
4469	*/
4470	screenInfo.u32ViewIndex = pScreen->u32ViewIndex;
4471	screenInfo.i32OriginX = pFBInfo->xOrigin;
4472	screenInfo.i32OriginY = pFBInfo->yOrigin;
4473	screenInfo.u32StartOffset = 0; /* Irrelevant */
4474	screenInfo.u32LineSize = pFBInfo->u32LineSize;
4475	screenInfo.u32Width = pFBInfo->w;
4476	screenInfo.u32Height = pFBInfo->h;
4477	screenInfo.u16BitsPerPixel = pFBInfo->u16BitsPerPixel;
4478	screenInfo.u16Flags = pScreen->u16Flags \| VBVA_SCREEN_F_BLANK;
4479
4480	pScreen = &screenInfo;
4481	}
4482
4483	if (fResetInputMapping)
4484	{
4485	/// @todo Rename to m* and verify whether some kind of lock is required.
4486	xInputMappingOrigin = 0;
4487	yInputMappingOrigin = 0;
4488	cxInputMapping = 0;
4489	cyInputMapping = 0;
4490	}
4491
4492	alock.release();
4493
4494	i_notifyCroglResize(pView, pScreen, pvVRAM);
4495
4496	return i_handleDisplayResize(pScreen->u32ViewIndex, pScreen->u16BitsPerPixel,
4497	(uint8_t *)pvVRAM + pScreen->u32StartOffset,
4498	pScreen->u32LineSize, pScreen->u32Width, pScreen->u32Height, pScreen->u16Flags,
4499	pScreen->i32OriginX, pScreen->i32OriginY, false);
4500	}
4501
4502	DECLCALLBACK(int) Display::i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
4503	uint32_t xHot, uint32_t yHot,
4504	uint32_t cx, uint32_t cy,
4505	const void *pvShape)
4506	{
4507	LogFlowFunc(("\n"));
4508	LogRel2(("%s: fVisible=%RTbool\n", __PRETTY_FUNCTION__, fVisible));
4509
4510	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4511
4512	uint32_t cbShape = 0;
4513	if (pvShape)
4514	{
4515	cbShape = (cx + 7) / 8 * cy; /* size of the AND mask */
4516	cbShape = ((cbShape + 3) & ~3) + cx * 4 * cy; /* + gap + size of the XOR mask */
4517	}
4518
4519	/* Tell the console about it */
4520	pDrv->pDisplay->mParent->i_onMousePointerShapeChange(fVisible, fAlpha,
4521	xHot, yHot, cx, cy, (uint8_t *)pvShape, cbShape);
4522
4523	return VINF_SUCCESS;
4524	}
4525
4526	DECLCALLBACK(void) Display::i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities)
4527	{
4528	LogFlowFunc(("\n"));
4529
4530	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4531	Display *pThis = pDrv->pDisplay;
4532
4533	pThis->i_handleUpdateGuestVBVACapabilities(fCapabilities);
4534	}
4535
4536	DECLCALLBACK(void) Display::i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
4537	uint32_t cx, uint32_t cy)
4538	{
4539	LogFlowFunc(("\n"));
4540
4541	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4542	Display *pThis = pDrv->pDisplay;
4543
4544	pThis->i_handleUpdateVBVAInputMapping(xOrigin, yOrigin, cx, cy);
4545	}
4546
4547	DECLCALLBACK(void) Display::i_displayVBVAReportCursorPosition(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fFlags, uint32_t aScreenId, uint32_t x, uint32_t y)
4548	{
4549	LogFlowFunc(("\n"));
4550	LogRel2(("%s: fFlags=%RU32, aScreenId=%RU32, x=%RU32, y=%RU32\n",
4551	__PRETTY_FUNCTION__, fFlags, aScreenId, x, y));
4552
4553	PDRVMAINDISPLAY pDrv = PDMIDISPLAYCONNECTOR_2_MAINDISPLAY(pInterface);
4554	Display *pThis = pDrv->pDisplay;
4555
4556	if (fFlags & VBVA_CURSOR_SCREEN_RELATIVE)
4557	{
4558	x += pThis->maFramebuffers[aScreenId].xOrigin;
4559	y += pThis->maFramebuffers[aScreenId].yOrigin;
4560	}
4561	fireCursorPositionChangedEvent(pThis->mParent->i_getEventSource(), RT_BOOL(fFlags & VBVA_CURSOR_VALID_DATA), x, y);
4562	}
4563
4564	#endif /* VBOX_WITH_HGSMI */
4565
4566	/**
4567	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
4568	*/
4569	DECLCALLBACK(void ) Display::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
4570	{
4571	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
4572	PDRVMAINDISPLAY pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4573	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
4574	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYCONNECTOR, &pDrv->IConnector);
4575	return NULL;
4576	}
4577
4578
4579	/**
4580	* @interface_method_impl{PDMDRVREG,pfnPowerOff,
4581	* Tries to ensure no client calls gets to HGCM or the VGA device from here on.}
4582	*/
4583	DECLCALLBACK(void) Display::i_drvPowerOff(PPDMDRVINS pDrvIns)
4584	{
4585	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4586	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4587
4588	/*
4589	* Do much of the work that i_drvDestruct does.
4590	*/
4591	if (pThis->pUpPort)
4592	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4593
4594	pThis->IConnector.pbData = NULL;
4595	pThis->IConnector.cbScanline = 0;
4596	pThis->IConnector.cBits = 32;
4597	pThis->IConnector.cx = 0;
4598	pThis->IConnector.cy = 0;
4599
4600	if (pThis->pDisplay)
4601	{
4602	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4603	#ifdef VBOX_WITH_RECORDING
4604	pThis->pDisplay->mParent->i_recordingStop();
4605	#endif
4606	#ifdef VBOX_WITH_CRHGSMI
4607	pThis->pDisplay->i_destructCrHgsmiData();
4608	#endif
4609	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4610	pThis->pVBVACallbacks = NULL;
4611	#endif
4612	}
4613	}
4614
4615
4616	/**
4617	* Destruct a display driver instance.
4618	*
4619	* @returns VBox status code.
4620	* @param pDrvIns The driver instance data.
4621	*/
4622	DECLCALLBACK(void) Display::i_drvDestruct(PPDMDRVINS pDrvIns)
4623	{
4624	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
4625	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4626	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4627
4628	/*
4629	* We repeat much of what i_drvPowerOff does in case it wasn't called.
4630	* In addition we sever the connection between us and the display.
4631	*/
4632	if (pThis->pUpPort)
4633	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4634
4635	pThis->IConnector.pbData = NULL;
4636	pThis->IConnector.cbScanline = 0;
4637	pThis->IConnector.cBits = 32;
4638	pThis->IConnector.cx = 0;
4639	pThis->IConnector.cy = 0;
4640
4641	if (pThis->pDisplay)
4642	{
4643	AutoWriteLock displayLock(pThis->pDisplay COMMA_LOCKVAL_SRC_POS);
4644	#ifdef VBOX_WITH_RECORDING
4645	pThis->pDisplay->mParent->i_recordingStop();
4646	#endif
4647	#ifdef VBOX_WITH_CRHGSMI
4648	pThis->pDisplay->i_destructCrHgsmiData();
4649	#endif
4650	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4651	pThis->pVBVACallbacks = NULL;
4652	#endif
4653
4654	pThis->pDisplay->mpDrv = NULL;
4655	pThis->pDisplay = NULL;
4656	}
4657	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4658	pThis->pVBVACallbacks = NULL;
4659	#endif
4660	}
4661
4662
4663	/**
4664	* Construct a display driver instance.
4665	*
4666	* @copydoc FNPDMDRVCONSTRUCT
4667	*/
4668	DECLCALLBACK(int) Display::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
4669	{
4670	RT_NOREF(fFlags);
4671	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
4672	PDRVMAINDISPLAY pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINDISPLAY);
4673	LogRelFlowFunc(("iInstance=%d\n", pDrvIns->iInstance));
4674
4675	/*
4676	* Validate configuration.
4677	*/
4678	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
4679	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
4680	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
4681	("Configuration error: Not possible to attach anything to this driver!\n"),
4682	VERR_PDM_DRVINS_NO_ATTACH);
4683
4684	/*
4685	* Init Interfaces.
4686	*/
4687	pDrvIns->IBase.pfnQueryInterface = Display::i_drvQueryInterface;
4688
4689	pThis->IConnector.pfnResize = Display::i_displayResizeCallback;
4690	pThis->IConnector.pfnUpdateRect = Display::i_displayUpdateCallback;
4691	pThis->IConnector.pfnRefresh = Display::i_displayRefreshCallback;
4692	pThis->IConnector.pfnReset = Display::i_displayResetCallback;
4693	pThis->IConnector.pfnLFBModeChange = Display::i_displayLFBModeChangeCallback;
4694	pThis->IConnector.pfnProcessAdapterData = Display::i_displayProcessAdapterDataCallback;
4695	pThis->IConnector.pfnProcessDisplayData = Display::i_displayProcessDisplayDataCallback;
4696	#ifdef VBOX_WITH_VIDEOHWACCEL
4697	pThis->IConnector.pfnVHWACommandProcess = Display::i_displayVHWACommandProcess;
4698	#endif
4699	#ifdef VBOX_WITH_CRHGSMI
4700	pThis->IConnector.pfnCrHgsmiCommandProcess = Display::i_displayCrHgsmiCommandProcess;
4701	pThis->IConnector.pfnCrHgsmiControlProcess = Display::i_displayCrHgsmiControlProcess;
4702	#endif
4703	#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
4704	pThis->IConnector.pfnCrHgcmCtlSubmit = Display::i_displayCrHgcmCtlSubmit;
4705	#endif
4706	#ifdef VBOX_WITH_HGSMI
4707	pThis->IConnector.pfnVBVAEnable = Display::i_displayVBVAEnable;
4708	pThis->IConnector.pfnVBVADisable = Display::i_displayVBVADisable;
4709	pThis->IConnector.pfnVBVAUpdateBegin = Display::i_displayVBVAUpdateBegin;
4710	pThis->IConnector.pfnVBVAUpdateProcess = Display::i_displayVBVAUpdateProcess;
4711	pThis->IConnector.pfnVBVAUpdateEnd = Display::i_displayVBVAUpdateEnd;
4712	pThis->IConnector.pfnVBVAResize = Display::i_displayVBVAResize;
4713	pThis->IConnector.pfnVBVAMousePointerShape = Display::i_displayVBVAMousePointerShape;
4714	pThis->IConnector.pfnVBVAGuestCapabilityUpdate = Display::i_displayVBVAGuestCapabilityUpdate;
4715	pThis->IConnector.pfnVBVAInputMappingUpdate = Display::i_displayVBVAInputMappingUpdate;
4716	pThis->IConnector.pfnVBVAReportCursorPosition = Display::i_displayVBVAReportCursorPosition;
4717	#endif
4718
4719	/*
4720	* Get the IDisplayPort interface of the above driver/device.
4721	*/
4722	pThis->pUpPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYPORT);
4723	if (!pThis->pUpPort)
4724	{
4725	AssertMsgFailed(("Configuration error: No display port interface above!\n"));
4726	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4727	}
4728	#if defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI)
4729	pThis->pVBVACallbacks = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMIDISPLAYVBVACALLBACKS);
4730	if (!pThis->pVBVACallbacks)
4731	{
4732	AssertMsgFailed(("Configuration error: No VBVA callback interface above!\n"));
4733	return VERR_PDM_MISSING_INTERFACE_ABOVE;
4734	}
4735	#endif
4736	/*
4737	* Get the Display object pointer and update the mpDrv member.
4738	*/
4739	void *pv;
4740	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
4741	if (RT_FAILURE(rc))
4742	{
4743	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
4744	return rc;
4745	}
4746	Display pDisplay = (Display )pv; /** @todo Check this cast! */
4747	pThis->pDisplay = pDisplay;
4748	pThis->pDisplay->mpDrv = pThis;
4749
4750	/* Disable VRAM to a buffer copy initially. */
4751	pThis->pUpPort->pfnSetRenderVRAM(pThis->pUpPort, false);
4752	pThis->IConnector.cBits = 32; /* DevVGA does nothing otherwise. */
4753
4754	/*
4755	* Start periodic screen refreshes
4756	*/
4757	pThis->pUpPort->pfnSetRefreshRate(pThis->pUpPort, 20);
4758
4759	#ifdef VBOX_WITH_CRHGSMI
4760	pDisplay->i_setupCrHgsmiData();
4761	#endif
4762
4763	return rc;
4764	}
4765
4766
4767	/**
4768	* Display driver registration record.
4769	*/
4770	const PDMDRVREG Display::DrvReg =
4771	{
4772	/* u32Version */
4773	PDM_DRVREG_VERSION,
4774	/* szName */
4775	"MainDisplay",
4776	/* szRCMod */
4777	"",
4778	/* szR0Mod */
4779	"",
4780	/* pszDescription */
4781	"Main display driver (Main as in the API).",
4782	/* fFlags */
4783	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
4784	/* fClass. */
4785	PDM_DRVREG_CLASS_DISPLAY,
4786	/* cMaxInstances */
4787	~0U,
4788	/* cbInstance */
4789	sizeof(DRVMAINDISPLAY),
4790	/* pfnConstruct */
4791	Display::i_drvConstruct,
4792	/* pfnDestruct */
4793	Display::i_drvDestruct,
4794	/* pfnRelocate */
4795	NULL,
4796	/* pfnIOCtl */
4797	NULL,
4798	/* pfnPowerOn */
4799	NULL,
4800	/* pfnReset */
4801	NULL,
4802	/* pfnSuspend */
4803	NULL,
4804	/* pfnResume */
4805	NULL,
4806	/* pfnAttach */
4807	NULL,
4808	/* pfnDetach */
4809	NULL,
4810	/* pfnPowerOff */
4811	Display::i_drvPowerOff,
4812	/* pfnSoftReset */
4813	NULL,
4814	/* u32EndVersion */
4815	PDM_DRVREG_VERSION
4816	};
4817
4818	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/DisplayImpl.cpp@ 79133

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