VirtualBox

source: vbox/trunk/src/VBox/Main/include/DisplayImpl.h@ 19979

Last change on this file since 19979 was 19844, checked in by vboxsync, 16 years ago

HGSMI: post host VBVA commands to display; Video HW Accel: mechanism for passing/processing commands to framebuffer
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 8.9 KB
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1/* $Id: DisplayImpl.h 19844 2009-05-19 23:12:55Z vboxsync $ */
2
3/** @file
4 *
5 * VirtualBox COM class implementation
6 */
7
8/*
9 * Copyright (C) 2006-2008 Sun Microsystems, Inc.
10 *
11 * This file is part of VirtualBox Open Source Edition (OSE), as
12 * available from http://www.virtualbox.org. This file is free software;
13 * you can redistribute it and/or modify it under the terms of the GNU
14 * General Public License (GPL) as published by the Free Software
15 * Foundation, in version 2 as it comes in the "COPYING" file of the
16 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
20 * Clara, CA 95054 USA or visit http://www.sun.com if you need
21 * additional information or have any questions.
22 */
23
24#ifndef ____H_DISPLAYIMPL
25#define ____H_DISPLAYIMPL
26
27#include "VirtualBoxBase.h"
28#include "SchemaDefs.h"
29
30#include <iprt/semaphore.h>
31#include <VBox/pdmdrv.h>
32#include <VBox/VBoxGuest.h>
33#include <VBox/VBoxVideo.h>
34
35class Console;
36
37enum {
38 ResizeStatus_Void,
39 ResizeStatus_InProgress,
40 ResizeStatus_UpdateDisplayData
41};
42
43typedef struct _DISPLAYFBINFO
44{
45 uint32_t u32Offset;
46 uint32_t u32MaxFramebufferSize;
47 uint32_t u32InformationSize;
48
49 ComPtr<IFramebuffer> pFramebuffer;
50
51 LONG xOrigin;
52 LONG yOrigin;
53
54 ULONG w;
55 ULONG h;
56
57 VBOXVIDEOINFOHOSTEVENTS *pHostEvents;
58
59 volatile uint32_t u32ResizeStatus;
60
61 /* The Framebuffer has default format and must be updates immediately. */
62 bool fDefaultFormat;
63
64 struct {
65 /* The rectangle that includes all dirty rectangles. */
66 int32_t xLeft;
67 int32_t xRight;
68 int32_t yTop;
69 int32_t yBottom;
70 } dirtyRect;
71
72 struct {
73 bool fPending;
74 ULONG pixelFormat;
75 void *pvVRAM;
76 uint32_t bpp;
77 uint32_t cbLine;
78 int w;
79 int h;
80 } pendingResize;
81
82} DISPLAYFBINFO;
83
84class ATL_NO_VTABLE Display :
85 public VirtualBoxBaseNEXT,
86 VBOX_SCRIPTABLE_IMPL(IConsoleCallback),
87 public VirtualBoxSupportErrorInfoImpl <Display, IDisplay>,
88 public VirtualBoxSupportTranslation <Display>,
89 VBOX_SCRIPTABLE_IMPL(IDisplay)
90{
91
92public:
93
94 VIRTUALBOXBASE_ADD_ERRORINFO_SUPPORT (Display)
95
96 DECLARE_NOT_AGGREGATABLE(Display)
97
98 DECLARE_PROTECT_FINAL_CONSTRUCT()
99
100 BEGIN_COM_MAP(Display)
101 COM_INTERFACE_ENTRY(ISupportErrorInfo)
102 COM_INTERFACE_ENTRY(IDisplay)
103 COM_INTERFACE_ENTRY2(IDispatch,IDisplay)
104 END_COM_MAP()
105
106 NS_DECL_ISUPPORTS
107
108 DECLARE_EMPTY_CTOR_DTOR (Display)
109
110 HRESULT FinalConstruct();
111 void FinalRelease();
112
113 // public initializer/uninitializer for internal purposes only
114 HRESULT init (Console *aParent);
115 void uninit();
116
117 // public methods only for internal purposes
118 int handleDisplayResize (unsigned uScreenId, uint32_t bpp, void *pvVRAM, uint32_t cbLine, int w, int h);
119 void handleDisplayUpdate (int x, int y, int cx, int cy);
120#ifdef VBOX_WITH_VIDEOHWACCEL
121 void handleVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand);
122#endif
123 IFramebuffer *getFramebuffer()
124 {
125 return maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN].pFramebuffer;
126 }
127
128 int VideoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory);
129 void VideoAccelFlush (void);
130
131 bool VideoAccelAllowed (void);
132
133#ifdef VBOX_WITH_VRDP
134 void VideoAccelVRDP (bool fEnable);
135#endif /* VBOX_WITH_VRDP */
136
137 // IConsoleCallback methods
138 STDMETHOD(OnMousePointerShapeChange)(BOOL visible, BOOL alpha, ULONG xHot, ULONG yHot,
139 ULONG width, ULONG height, BYTE *shape)
140 {
141 return S_OK;
142 }
143
144 STDMETHOD(OnMouseCapabilityChange)(BOOL supportsAbsolute, BOOL needsHostCursor)
145 {
146 return S_OK;
147 }
148
149 STDMETHOD(OnKeyboardLedsChange)(BOOL fNumLock, BOOL fCapsLock, BOOL fScrollLock)
150 {
151 return S_OK;
152 }
153
154 STDMETHOD(OnStateChange)(MachineState_T machineState);
155
156 STDMETHOD(OnAdditionsStateChange)()
157 {
158 return S_OK;
159 }
160
161 STDMETHOD(OnDVDDriveChange)()
162 {
163 return S_OK;
164 }
165
166 STDMETHOD(OnFloppyDriveChange)()
167 {
168 return S_OK;
169 }
170
171 STDMETHOD(OnNetworkAdapterChange) (INetworkAdapter *aNetworkAdapter)
172 {
173 return S_OK;
174 }
175
176 STDMETHOD(OnSerialPortChange) (ISerialPort *aSerialPort)
177 {
178 return S_OK;
179 }
180
181 STDMETHOD(OnParallelPortChange) (IParallelPort *aParallelPort)
182 {
183 return S_OK;
184 }
185
186 STDMETHOD(OnStorageControllerChange) ()
187 {
188 return S_OK;
189 }
190
191 STDMETHOD(OnVRDPServerChange)()
192 {
193 return S_OK;
194 }
195
196 STDMETHOD(OnUSBControllerChange)()
197 {
198 return S_OK;
199 }
200
201 STDMETHOD(OnUSBDeviceStateChange)(IUSBDevice *device, BOOL attached,
202 IVirtualBoxErrorInfo *message)
203 {
204 return S_OK;
205 }
206
207 STDMETHOD(OnSharedFolderChange) (Scope_T aScope)
208 {
209 return S_OK;
210 }
211
212 STDMETHOD(OnRuntimeError)(BOOL fatal, IN_BSTR id, IN_BSTR message)
213 {
214 return S_OK;
215 }
216
217 STDMETHOD(OnCanShowWindow)(BOOL *canShow)
218 {
219 if (canShow)
220 *canShow = TRUE;
221 return S_OK;
222 }
223
224 STDMETHOD(OnShowWindow)(ULONG64 *winId)
225 {
226 if (winId)
227 *winId = 0;
228 return S_OK;
229 }
230
231 // IDisplay properties
232 STDMETHOD(COMGETTER(Width)) (ULONG *width);
233 STDMETHOD(COMGETTER(Height)) (ULONG *height);
234 STDMETHOD(COMGETTER(BitsPerPixel)) (ULONG *bitsPerPixel);
235
236 // IDisplay methods
237 STDMETHOD(SetFramebuffer)(ULONG aScreenId, IFramebuffer *aFramebuffer);
238 STDMETHOD(GetFramebuffer)(ULONG aScreenId, IFramebuffer **aFramebuffer, LONG *aXOrigin, LONG *aYOrigin);
239 STDMETHOD(SetVideoModeHint)(ULONG width, ULONG height, ULONG bitsPerPixel, ULONG display);
240 STDMETHOD(TakeScreenShot)(BYTE *address, ULONG width, ULONG height);
241 STDMETHOD(DrawToScreen)(BYTE *address, ULONG x, ULONG y, ULONG width, ULONG height);
242 STDMETHOD(InvalidateAndUpdate)();
243 STDMETHOD(ResizeCompleted)(ULONG aScreenId);
244 STDMETHOD(UpdateCompleted)();
245 STDMETHOD(SetSeamlessMode)(BOOL enabled);
246
247 STDMETHOD(CompleteVHWACommand)(BYTE *pCommand);
248
249 // for VirtualBoxSupportErrorInfoImpl
250 static const wchar_t *getComponentName() { return L"Display"; }
251
252 static const PDMDRVREG DrvReg;
253
254private:
255
256 void updateDisplayData (bool aCheckParams = false);
257
258 static DECLCALLBACK(int) changeFramebuffer (Display *that, IFramebuffer *aFB,
259 unsigned uScreenId);
260
261 static DECLCALLBACK(void*) drvQueryInterface(PPDMIBASE pInterface, PDMINTERFACE enmInterface);
262 static DECLCALLBACK(int) drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfgHandle);
263 static DECLCALLBACK(void) drvDestruct(PPDMDRVINS pDrvIns);
264 static DECLCALLBACK(int) displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface, uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy);
265 static DECLCALLBACK(void) displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
266 uint32_t x, uint32_t y, uint32_t cx, uint32_t cy);
267 static DECLCALLBACK(void) displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface);
268 static DECLCALLBACK(void) displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface);
269 static DECLCALLBACK(void) displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled);
270 static DECLCALLBACK(void) displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, uint32_t u32VRAMSize);
271 static DECLCALLBACK(void) displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, unsigned uScreenId);
272
273#ifdef VBOX_WITH_VIDEOHWACCEL
274 static DECLCALLBACK(void) displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand);
275#endif
276
277 const ComObjPtr <Console, ComWeakRef> mParent;
278 /** Pointer to the associated display driver. */
279 struct DRVMAINDISPLAY *mpDrv;
280 /** Pointer to the device instance for the VMM Device. */
281 PPDMDEVINS mpVMMDev;
282 /** Set after the first attempt to find the VMM Device. */
283 bool mfVMMDevInited;
284
285 unsigned mcMonitors;
286 DISPLAYFBINFO maFramebuffers[SchemaDefs::MaxGuestMonitors];
287
288 bool mFramebufferOpened;
289
290 /* arguments of the last handleDisplayResize() call */
291 void *mLastAddress;
292 uint32_t mLastBytesPerLine;
293 uint32_t mLastBitsPerPixel;
294 int mLastWidth;
295 int mLastHeight;
296
297 VBVAMEMORY *mpVbvaMemory;
298 bool mfVideoAccelEnabled;
299 bool mfVideoAccelVRDP;
300 uint32_t mfu32SupportedOrders;
301
302 int32_t volatile mcVideoAccelVRDPRefs;
303
304 VBVAMEMORY *mpPendingVbvaMemory;
305 bool mfPendingVideoAccelEnable;
306 bool mfMachineRunning;
307
308 uint8_t *mpu8VbvaPartial;
309 uint32_t mcbVbvaPartial;
310
311 bool vbvaFetchCmd (VBVACMDHDR **ppHdr, uint32_t *pcbCmd);
312 void vbvaReleaseCmd (VBVACMDHDR *pHdr, int32_t cbCmd);
313
314 void handleResizeCompletedEMT (void);
315};
316
317#endif // ____H_DISPLAYIMPL
318/* vi: set tabstop=4 shiftwidth=4 expandtab: */
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