VirtualBox

source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/VBoxFBOverlay.h@ 35740

Last change on this file since 35740 was 35500, checked in by vboxsync, 13 years ago

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1/** @file
2 *
3 * VBox frontends: Qt GUI ("VirtualBox"):
4 * VBoxFrameBuffer Overly classes declarations
5 */
6
7/*
8 * Copyright (C) 2006-2007 Oracle Corporation
9 *
10 * This file is part of VirtualBox Open Source Edition (OSE), as
11 * available from http://www.virtualbox.org. This file is free software;
12 * you can redistribute it and/or modify it under the terms of the GNU
13 * General Public License (GPL) as published by the Free Software
14 * Foundation, in version 2 as it comes in the "COPYING" file of the
15 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
16 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
17 */
18#ifndef __VBoxFBOverlay_h__
19#define __VBoxFBOverlay_h__
20#if defined (VBOX_GUI_USE_QGL) || defined(VBOX_WITH_VIDEOHWACCEL)
21
22//#define VBOXQGL_PROF_BASE 1
23//#define VBOXQGL_DBG_SURF 1
24
25//#define VBOXVHWADBG_RENDERCHECK
26
27#include "COMDefs.h"
28#include <QGLWidget>
29#include <iprt/assert.h>
30#include <iprt/critsect.h>
31#include <iprt/asm.h>
32#include <iprt/err.h>
33
34#include <VBox/VBoxGL2D.h>
35#include "VBoxFBOverlayCommon.h"
36
37#define VBOXVHWA_ALLOW_PRIMARY_AND_OVERLAY_ONLY 1
38
39#ifdef DEBUG_misha
40# define VBOXVHWA_PROFILE_FPS
41#endif
42
43#ifdef DEBUG
44class VBoxVHWADbgTimer
45{
46public:
47 VBoxVHWADbgTimer(uint32_t cPeriods);
48 ~VBoxVHWADbgTimer();
49 void frame();
50 uint64_t everagePeriod() {return mPeriodSum / mcPeriods; }
51 double fps() {return ((double)1000000000.0) / everagePeriod(); }
52 uint64_t frames() {return mcFrames; }
53private:
54 uint64_t mPeriodSum;
55 uint64_t *mpaPeriods;
56 uint64_t mPrevTime;
57 uint64_t mcFrames;
58 uint32_t mcPeriods;
59 uint32_t miPeriod;
60};
61
62#endif
63
64class VBoxVHWASettings
65{
66public:
67 VBoxVHWASettings (CSession &session);
68
69 int fourccEnabledCount() const { return mFourccEnabledCount; }
70 const uint32_t * fourccEnabledList() const { return mFourccEnabledList; }
71
72 bool isStretchLinearEnabled() const { return mStretchLinearEnabled; }
73
74 static int calcIntersection (int c1, const uint32_t *a1, int c2, const uint32_t *a2, int cOut, uint32_t *aOut);
75
76 int getIntersection (const VBoxVHWAInfo &aInfo, int cOut, uint32_t *aOut)
77 {
78 return calcIntersection (mFourccEnabledCount, mFourccEnabledList, aInfo.getFourccSupportedCount(), aInfo.getFourccSupportedList(), cOut, aOut);
79 }
80
81 bool isSupported(const VBoxVHWAInfo &aInfo, uint32_t format)
82 {
83 return calcIntersection (mFourccEnabledCount, mFourccEnabledList, 1, &format, 0, NULL)
84 && calcIntersection (aInfo.getFourccSupportedCount(), aInfo.getFourccSupportedList(), 1, &format, 0, NULL);
85 }
86private:
87 uint32_t mFourccEnabledList[VBOXVHWA_NUMFOURCC];
88 int mFourccEnabledCount;
89 bool mStretchLinearEnabled;
90};
91
92class VBoxVHWADirtyRect
93{
94public:
95 VBoxVHWADirtyRect() :
96 mIsClear(true)
97 {}
98
99 VBoxVHWADirtyRect(const QRect & aRect)
100 {
101 if(aRect.isEmpty())
102 {
103 mIsClear = false;
104 mRect = aRect;
105 }
106 else
107 {
108 mIsClear = true;
109 }
110 }
111
112 bool isClear() const { return mIsClear; }
113
114 void add(const QRect & aRect)
115 {
116 if(aRect.isEmpty())
117 return;
118
119 mRect = mIsClear ? aRect : mRect.united(aRect);
120 mIsClear = false;
121 }
122
123 void add(const VBoxVHWADirtyRect & aRect)
124 {
125 if(aRect.isClear())
126 return;
127 add(aRect.rect());
128 }
129
130 void set(const QRect & aRect)
131 {
132 if(aRect.isEmpty())
133 {
134 mIsClear = true;
135 }
136 else
137 {
138 mRect = aRect;
139 mIsClear = false;
140 }
141 }
142
143 void clear() { mIsClear = true; }
144
145 const QRect & rect() const {return mRect;}
146
147 const QRect & toRect()
148 {
149 if(isClear())
150 {
151 mRect.setCoords(0, 0, -1, -1);
152 }
153 return mRect;
154 }
155
156 bool intersects(const QRect & aRect) const {return mIsClear ? false : mRect.intersects(aRect);}
157
158 bool intersects(const VBoxVHWADirtyRect & aRect) const {return mIsClear ? false : aRect.intersects(mRect);}
159
160 QRect united(const QRect & aRect) const {return mIsClear ? aRect : aRect.united(mRect);}
161
162 bool contains(const QRect & aRect) const {return mIsClear ? false : aRect.contains(mRect);}
163
164 void subst(const VBoxVHWADirtyRect & aRect) { if(!mIsClear && aRect.contains(mRect)) clear(); }
165
166private:
167 QRect mRect;
168 bool mIsClear;
169};
170
171class VBoxVHWAColorKey
172{
173public:
174 VBoxVHWAColorKey() :
175 mUpper(0),
176 mLower(0)
177 {}
178
179 VBoxVHWAColorKey(uint32_t aUpper, uint32_t aLower) :
180 mUpper(aUpper),
181 mLower(aLower)
182 {}
183
184 uint32_t upper() const {return mUpper; }
185 uint32_t lower() const {return mLower; }
186
187 bool operator==(const VBoxVHWAColorKey & other) const { return mUpper == other.mUpper && mLower == other.mLower; }
188 bool operator!=(const VBoxVHWAColorKey & other) const { return !(*this == other); }
189private:
190 uint32_t mUpper;
191 uint32_t mLower;
192};
193
194class VBoxVHWAColorComponent
195{
196public:
197 VBoxVHWAColorComponent() :
198 mMask(0),
199 mRange(0),
200 mOffset(32),
201 mcBits(0)
202 {}
203
204 VBoxVHWAColorComponent(uint32_t aMask);
205
206 uint32_t mask() const { return mMask; }
207 uint32_t range() const { return mRange; }
208 uint32_t offset() const { return mOffset; }
209 uint32_t cBits() const { return mcBits; }
210 uint32_t colorVal(uint32_t col) const { return (col & mMask) >> mOffset; }
211 float colorValNorm(uint32_t col) const { return ((float)colorVal(col))/mRange; }
212private:
213 uint32_t mMask;
214 uint32_t mRange;
215 uint32_t mOffset;
216 uint32_t mcBits;
217};
218
219class VBoxVHWAColorFormat
220{
221public:
222
223 VBoxVHWAColorFormat(uint32_t bitsPerPixel, uint32_t r, uint32_t g, uint32_t b);
224 VBoxVHWAColorFormat(uint32_t fourcc);
225 VBoxVHWAColorFormat() :
226 mBitsPerPixel(0) /* needed for isValid() to work */
227 {}
228 GLint internalFormat() const {return mInternalFormat; }
229 GLenum format() const {return mFormat; }
230 GLenum type() const {return mType; }
231 bool isValid() const {return mBitsPerPixel != 0; }
232 uint32_t fourcc() const {return mDataFormat;}
233 uint32_t bitsPerPixel() const { return mBitsPerPixel; }
234 uint32_t bitsPerPixelTex() const { return mBitsPerPixelTex; }
235 void pixel2Normalized(uint32_t pix, float *r, float *g, float *b) const;
236 uint32_t widthCompression() const {return mWidthCompression;}
237 uint32_t heightCompression() const {return mHeightCompression;}
238 const VBoxVHWAColorComponent& r() const {return mR;}
239 const VBoxVHWAColorComponent& g() const {return mG;}
240 const VBoxVHWAColorComponent& b() const {return mB;}
241 const VBoxVHWAColorComponent& a() const {return mA;}
242
243 bool equals (const VBoxVHWAColorFormat & other) const;
244
245 ulong toVBoxPixelFormat() const
246 {
247 if (!mDataFormat)
248 {
249 /* RGB data */
250 switch (mFormat)
251 {
252 case GL_BGRA_EXT:
253 return FramebufferPixelFormat_FOURCC_RGB;
254 }
255 }
256 return FramebufferPixelFormat_Opaque;
257 }
258
259private:
260 void init(uint32_t bitsPerPixel, uint32_t r, uint32_t g, uint32_t b);
261 void init(uint32_t fourcc);
262
263 GLint mInternalFormat;
264 GLenum mFormat;
265 GLenum mType;
266 uint32_t mDataFormat;
267
268 uint32_t mBitsPerPixel;
269 uint32_t mBitsPerPixelTex;
270 uint32_t mWidthCompression;
271 uint32_t mHeightCompression;
272 VBoxVHWAColorComponent mR;
273 VBoxVHWAColorComponent mG;
274 VBoxVHWAColorComponent mB;
275 VBoxVHWAColorComponent mA;
276};
277
278class VBoxVHWATexture
279{
280public:
281 VBoxVHWATexture() :
282 mAddress(NULL),
283 mTexture(0),
284 mBytesPerPixel(0),
285 mBytesPerPixelTex(0),
286 mBytesPerLine(0),
287 mScaleFuncttion(GL_NEAREST)
288{}
289 VBoxVHWATexture(const QRect & aRect, const VBoxVHWAColorFormat &aFormat, uint32_t bytesPerLine, GLint scaleFuncttion);
290 virtual ~VBoxVHWATexture();
291 virtual void init(uchar *pvMem);
292 void setAddress(uchar *pvMem) {mAddress = pvMem;}
293 void update(const QRect * pRect) { doUpdate(mAddress, pRect);}
294 void bind() {glBindTexture(texTarget(), mTexture);}
295
296 virtual void texCoord(int x, int y);
297 virtual void multiTexCoord(GLenum texUnit, int x, int y);
298
299 const QRect & texRect() {return mTexRect;}
300 const QRect & rect() {return mRect;}
301 uchar * address(){ return mAddress; }
302 uint32_t rectSizeTex(const QRect * pRect) {return pRect->width() * pRect->height() * mBytesPerPixelTex;}
303 uchar * pointAddress(int x, int y)
304 {
305 x = toXTex(x);
306 y = toYTex(y);
307 return pointAddressTex(x, y);
308 }
309 uint32_t pointOffsetTex(int x, int y) { return y*mBytesPerLine + x*mBytesPerPixelTex; }
310 uchar * pointAddressTex(int x, int y) { return mAddress + pointOffsetTex(x, y); }
311 int toXTex(int x) {return x/mColorFormat.widthCompression();}
312 int toYTex(int y) {return y/mColorFormat.heightCompression();}
313 ulong memSize(){ return mBytesPerLine * mRect.height(); }
314 uint32_t bytesPerLine() {return mBytesPerLine; }
315#ifdef DEBUG_misha
316 void dbgDump();
317#endif
318
319protected:
320 virtual void doUpdate(uchar * pAddress, const QRect * pRect);
321 virtual void initParams();
322 virtual void load();
323 virtual GLenum texTarget() {return GL_TEXTURE_2D; }
324 GLuint texture() {return mTexture;}
325
326 QRect mTexRect; /* texture size */
327 QRect mRect; /* img size */
328 uchar * mAddress;
329 GLuint mTexture;
330 uint32_t mBytesPerPixel;
331 uint32_t mBytesPerPixelTex;
332 uint32_t mBytesPerLine;
333 VBoxVHWAColorFormat mColorFormat;
334 GLint mScaleFuncttion;
335private:
336 void uninit();
337
338 friend class VBoxVHWAFBO;
339};
340
341class VBoxVHWATextureNP2 : public VBoxVHWATexture
342{
343public:
344 VBoxVHWATextureNP2() : VBoxVHWATexture() {}
345 VBoxVHWATextureNP2(const QRect & aRect, const VBoxVHWAColorFormat &aFormat, uint32_t bytesPerLine, GLint scaleFuncttion) :
346 VBoxVHWATexture(aRect, aFormat, bytesPerLine, scaleFuncttion){
347 mTexRect = QRect(0, 0, aRect.width()/aFormat.widthCompression(), aRect.height()/aFormat.heightCompression());
348 }
349};
350
351class VBoxVHWATextureNP2Rect : public VBoxVHWATextureNP2
352{
353public:
354 VBoxVHWATextureNP2Rect() : VBoxVHWATextureNP2() {}
355 VBoxVHWATextureNP2Rect(const QRect & aRect, const VBoxVHWAColorFormat &aFormat, uint32_t bytesPerLine, GLint scaleFuncttion) :
356 VBoxVHWATextureNP2(aRect, aFormat, bytesPerLine, scaleFuncttion){}
357
358 virtual void texCoord(int x, int y);
359 virtual void multiTexCoord(GLenum texUnit, int x, int y);
360protected:
361 virtual GLenum texTarget();
362};
363
364class VBoxVHWATextureNP2RectPBO : public VBoxVHWATextureNP2Rect
365{
366public:
367 VBoxVHWATextureNP2RectPBO() :
368 VBoxVHWATextureNP2Rect(),
369 mPBO(0)
370 {}
371 VBoxVHWATextureNP2RectPBO(const QRect & aRect, const VBoxVHWAColorFormat &aFormat, uint32_t bytesPerLine, GLint scaleFuncttion) :
372 VBoxVHWATextureNP2Rect(aRect, aFormat, bytesPerLine, scaleFuncttion),
373 mPBO(0)
374 {}
375
376 virtual ~VBoxVHWATextureNP2RectPBO();
377
378 virtual void init(uchar *pvMem);
379protected:
380 virtual void load();
381 virtual void doUpdate(uchar * pAddress, const QRect * pRect);
382 GLuint mPBO;
383};
384
385class VBoxVHWATextureNP2RectPBOMapped : public VBoxVHWATextureNP2RectPBO
386{
387public:
388 VBoxVHWATextureNP2RectPBOMapped() :
389 VBoxVHWATextureNP2RectPBO(),
390 mpMappedAllignedBuffer(NULL),
391 mcbAllignedBufferSize(0),
392 mcbOffset(0)
393 {}
394 VBoxVHWATextureNP2RectPBOMapped(const QRect & aRect, const VBoxVHWAColorFormat &aFormat, uint32_t bytesPerLine, GLint scaleFuncttion) :
395 VBoxVHWATextureNP2RectPBO(aRect, aFormat, bytesPerLine, scaleFuncttion),
396 mpMappedAllignedBuffer(NULL),
397 mcbOffset(0)
398 {
399 mcbAllignedBufferSize = alignSize((size_t)memSize());
400 mcbActualBufferSize = mcbAllignedBufferSize + 0x1fff;
401 }
402
403 uchar* mapAlignedBuffer();
404 void unmapBuffer();
405 size_t alignedBufferSize() { return mcbAllignedBufferSize; }
406
407 static size_t alignSize(size_t size)
408 {
409 size_t alSize = size & ~((size_t)0xfff);
410 return alSize == size ? alSize : alSize + 0x1000;
411 }
412
413 static void* alignBuffer(void* pvMem) { return (void*)(((uintptr_t)pvMem) & ~((uintptr_t)0xfff)); }
414 static size_t calcOffset(void* pvBase, void* pvOffset) { return (size_t)(((uintptr_t)pvBase) - ((uintptr_t)pvOffset)); }
415protected:
416 virtual void load();
417 virtual void doUpdate(uchar * pAddress, const QRect * pRect);
418private:
419 uchar* mpMappedAllignedBuffer;
420 size_t mcbAllignedBufferSize;
421 size_t mcbOffset;
422 size_t mcbActualBufferSize;
423};
424
425#define VBOXVHWAIMG_PBO 0x00000001U
426#define VBOXVHWAIMG_PBOIMG 0x00000002U
427#define VBOXVHWAIMG_FBO 0x00000004U
428#define VBOXVHWAIMG_LINEAR 0x00000008U
429typedef uint32_t VBOXVHWAIMG_TYPE;
430
431class VBoxVHWATextureImage
432{
433public:
434 VBoxVHWATextureImage(const QRect &size, const VBoxVHWAColorFormat &format, class VBoxVHWAGlProgramMngr * aMgr, VBOXVHWAIMG_TYPE flags);
435
436 virtual ~VBoxVHWATextureImage()
437 {
438 for(uint i = 0; i < mcTex; i++)
439 {
440 delete mpTex[i];
441 }
442 }
443
444 virtual void init(uchar *pvMem)
445 {
446 for(uint32_t i = 0; i < mcTex; i++)
447 {
448 mpTex[i]->init(pvMem);
449 pvMem += mpTex[i]->memSize();
450 }
451 }
452
453 virtual void update(const QRect * pRect)
454 {
455 mpTex[0]->update(pRect);
456 if(mColorFormat.fourcc() == FOURCC_YV12)
457 {
458 if(pRect)
459 {
460 QRect rect(pRect->x()/2, pRect->y()/2,
461 pRect->width()/2, pRect->height()/2);
462 mpTex[1]->update(&rect);
463 mpTex[2]->update(&rect);
464 }
465 else
466 {
467 mpTex[1]->update(NULL);
468 mpTex[2]->update(NULL);
469 }
470 }
471 }
472
473 virtual void display(VBoxVHWATextureImage *pDst, const QRect * pDstRect, const QRect * pSrcRect,
474 const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected);
475
476
477 virtual void display();
478
479 void deleteDisplay();
480
481 int initDisplay(VBoxVHWATextureImage *pDst,
482 const QRect * pDstRect, const QRect * pSrcRect,
483 const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected);
484
485 bool displayInitialized() { return !!mVisibleDisplay;}
486
487 virtual void setAddress(uchar *pvMem)
488 {
489 for(uint32_t i = 0; i < mcTex; i++)
490 {
491 mpTex[i]->setAddress(pvMem);
492 pvMem += mpTex[i]->memSize();
493 }
494 }
495
496 const QRect &rect()
497 {
498 return mpTex[0]->rect();
499 }
500
501 size_t memSize()
502 {
503 size_t size = 0;
504 for(uint32_t i = 0; i < mcTex; i++)
505 {
506 size+=mpTex[i]->memSize();
507 }
508 return size;
509 }
510
511 uint32_t bytesPerLine() { return mpTex[0]->bytesPerLine(); }
512
513 const VBoxVHWAColorFormat &pixelFormat() { return mColorFormat; }
514
515 uint32_t numComponents() {return mcTex;}
516
517 VBoxVHWATexture* component(uint32_t i) {return mpTex[i]; }
518
519 const VBoxVHWATextureImage *dst() { return mpDst;}
520 const QRect& dstRect() { return mDstRect; }
521 const QRect& srcRect() { return mSrcRect; }
522 const VBoxVHWAColorKey* dstCKey() { return mpDstCKey; }
523 const VBoxVHWAColorKey* srcCKey() { return mpSrcCKey; }
524 bool notIntersectedMode() { return mbNotIntersected; }
525
526 static uint32_t calcBytesPerLine(const VBoxVHWAColorFormat & format, int width);
527 static uint32_t calcMemSize(const VBoxVHWAColorFormat & format, int width, int height);
528
529#ifdef DEBUG_misha
530 void dbgDump();
531#endif
532
533protected:
534 static int setCKey(class VBoxVHWAGlProgramVHWA * pProgram, const VBoxVHWAColorFormat * pFormat, const VBoxVHWAColorKey * pCKey, bool bDst);
535
536 static bool matchCKeys(const VBoxVHWAColorKey * pCKey1, const VBoxVHWAColorKey * pCKey2)
537 {
538 return (pCKey1 == NULL && pCKey2 == NULL)
539 || (*pCKey1 == *pCKey2);
540 }
541
542 void runDisplay(VBoxVHWATextureImage *pDst, const QRect * pDstRect, const QRect * pSrcRect)
543 {
544 bind(pDst);
545
546 draw(pDst, pDstRect, pSrcRect);
547 }
548
549 virtual void draw(VBoxVHWATextureImage *pDst, const QRect * pDstRect, const QRect * pSrcRect);
550
551 virtual uint32_t texCoord(GLenum tex, int x, int y)
552 {
553 uint32_t c = 1;
554 mpTex[0]->multiTexCoord(tex, x, y);
555 if(mColorFormat.fourcc() == FOURCC_YV12)
556 {
557 int x2 = x/2;
558 int y2 = y/2;
559 mpTex[1]->multiTexCoord(tex + 1, x2, y2);
560 ++c;
561 }
562 return c;
563 }
564
565 virtual void bind(VBoxVHWATextureImage * pPrimary);
566
567 virtual uint32_t calcProgramType(VBoxVHWATextureImage *pDst, const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected);
568
569 virtual class VBoxVHWAGlProgramVHWA * calcProgram(VBoxVHWATextureImage *pDst, const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected);
570
571 virtual int createDisplay(VBoxVHWATextureImage *pDst, const QRect * pDstRect, const QRect * pSrcRect,
572 const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected,
573 GLuint *pDisplay, class VBoxVHWAGlProgramVHWA ** ppProgram);
574
575 int createSetDisplay(VBoxVHWATextureImage *pDst, const QRect * pDstRect, const QRect * pSrcRect,
576 const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected);
577
578 virtual int createDisplayList(VBoxVHWATextureImage *pDst, const QRect * pDstRect, const QRect * pSrcRect,
579 const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected,
580 GLuint *pDisplay);
581
582 virtual void deleteDisplayList();
583
584 virtual void updateCKeys(VBoxVHWATextureImage * pDst, class VBoxVHWAGlProgramVHWA * pProgram, const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey);
585 virtual void updateSetCKeys(const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey);
586
587 void internalSetDstCKey(const VBoxVHWAColorKey * pDstCKey);
588 void internalSetSrcCKey(const VBoxVHWAColorKey * pSrcCKey);
589
590 VBoxVHWATexture *mpTex[3];
591 uint32_t mcTex;
592 GLuint mVisibleDisplay;
593 class VBoxVHWAGlProgramVHWA * mpProgram;
594 class VBoxVHWAGlProgramMngr * mProgramMngr;
595 VBoxVHWAColorFormat mColorFormat;
596
597 /* display info */
598 VBoxVHWATextureImage *mpDst;
599 QRect mDstRect;
600 QRect mSrcRect;
601 VBoxVHWAColorKey * mpDstCKey;
602 VBoxVHWAColorKey * mpSrcCKey;
603 VBoxVHWAColorKey mDstCKey;
604 VBoxVHWAColorKey mSrcCKey;
605 bool mbNotIntersected;
606};
607
608class VBoxVHWATextureImagePBO : public VBoxVHWATextureImage
609{
610public:
611 VBoxVHWATextureImagePBO(const QRect &size, const VBoxVHWAColorFormat &format, class VBoxVHWAGlProgramMngr * aMgr, VBOXVHWAIMG_TYPE flags) :
612 VBoxVHWATextureImage(size, format, aMgr, flags & (~VBOXVHWAIMG_PBO)),
613 mPBO(0)
614 {
615 }
616
617 virtual ~VBoxVHWATextureImagePBO()
618 {
619 if(mPBO)
620 {
621 VBOXQGL_CHECKERR(
622 vboxglDeleteBuffers(1, &mPBO);
623 );
624 }
625 }
626
627 virtual void init(uchar *pvMem)
628 {
629 VBoxVHWATextureImage::init(pvMem);
630
631 VBOXQGL_CHECKERR(
632 vboxglGenBuffers(1, &mPBO);
633 );
634 mAddress = pvMem;
635
636 VBOXQGL_CHECKERR(
637 vboxglBindBuffer(GL_PIXEL_UNPACK_BUFFER, mPBO);
638 );
639
640 VBOXQGL_CHECKERR(
641 vboxglBufferData(GL_PIXEL_UNPACK_BUFFER, memSize(), NULL, GL_STREAM_DRAW);
642 );
643
644 GLvoid *buf = vboxglMapBuffer(GL_PIXEL_UNPACK_BUFFER, GL_WRITE_ONLY);
645 Assert(buf);
646 if(buf)
647 {
648 memcpy(buf, mAddress, memSize());
649
650 bool unmapped = vboxglUnmapBuffer(GL_PIXEL_UNPACK_BUFFER);
651 Assert(unmapped); NOREF(unmapped);
652 }
653
654 vboxglBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
655
656 }
657
658 virtual void update(const QRect * pRect)
659 {
660 VBOXQGL_CHECKERR(
661 vboxglBindBuffer(GL_PIXEL_UNPACK_BUFFER, mPBO);
662 );
663
664 GLvoid *buf;
665
666 VBOXQGL_CHECKERR(
667 buf = vboxglMapBuffer(GL_PIXEL_UNPACK_BUFFER, GL_WRITE_ONLY);
668 );
669 Assert(buf);
670 if(buf)
671 {
672#ifdef VBOXVHWADBG_RENDERCHECK
673 uint32_t * pBuf32 = (uint32_t*)buf;
674 uchar * pBuf8 = (uchar*)buf;
675 for(uint32_t i = 0; i < mcTex; i++)
676 {
677 uint32_t dbgSetVal = 0x40404040 * (i+1);
678 for(uint32_t k = 0; k < mpTex[i]->memSize()/sizeof(pBuf32[0]); k++)
679 {
680 pBuf32[k] = dbgSetVal;
681 }
682
683 pBuf8 += mpTex[i]->memSize();
684 pBuf32 = (uint32_t *)pBuf8;
685 }
686#else
687 memcpy(buf, mAddress, memSize());
688#endif
689
690 bool unmapped;
691 VBOXQGL_CHECKERR(
692 unmapped = vboxglUnmapBuffer(GL_PIXEL_UNPACK_BUFFER);
693 );
694
695 Assert(unmapped); NOREF(unmapped);
696
697 VBoxVHWATextureImage::setAddress(0);
698
699 VBoxVHWATextureImage::update(NULL);
700
701 VBoxVHWATextureImage::setAddress(mAddress);
702
703 vboxglBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
704 }
705 else
706 {
707 VBOXQGLLOGREL(("failed to map PBO, trying fallback to non-PBO approach\n"));
708
709 VBoxVHWATextureImage::setAddress(mAddress);
710
711 VBoxVHWATextureImage::update(pRect);
712 }
713 }
714
715 virtual void setAddress(uchar *pvMem)
716 {
717 mAddress = pvMem;
718 }
719private:
720 GLuint mPBO;
721 uchar* mAddress;
722};
723
724class VBoxVHWAHandleTable
725{
726public:
727 VBoxVHWAHandleTable(uint32_t initialSize);
728 ~VBoxVHWAHandleTable();
729 uint32_t put(void * data);
730 bool mapPut(uint32_t h, void * data);
731 void* get(uint32_t h);
732 void* remove(uint32_t h);
733private:
734 void doPut(uint32_t h, void * data);
735 void doRemove(uint32_t h);
736 void** mTable;
737 uint32_t mcSize;
738 uint32_t mcUsage;
739 uint32_t mCursor;
740};
741
742/* data flow:
743 * I. NON-Yinverted surface:
744 * 1.direct memory update (paint, lock/unlock):
745 * mem->tex->fb
746 * 2.blt
747 * srcTex->invFB->tex->fb
748 * |->mem
749 *
750 * II. Yinverted surface:
751 * 1.direct memory update (paint, lock/unlock):
752 * mem->tex->fb
753 * 2.blt
754 * srcTex->fb->tex
755 * |->mem
756 *
757 * III. flip support:
758 * 1. Yinverted<->NON-YInverted conversion :
759 * mem->tex-(rotate model view, force LAZY complete fb update)->invFB->tex
760 * fb-->| |->mem
761 * */
762class VBoxVHWASurfaceBase
763{
764public:
765 VBoxVHWASurfaceBase (class VBoxVHWAImage *pImage,
766 const QSize & aSize,
767 const QRect & aTargRect,
768 const QRect & aSrcRect,
769 const QRect & aVisTargRect,
770 VBoxVHWAColorFormat & aColorFormat,
771 VBoxVHWAColorKey * pSrcBltCKey, VBoxVHWAColorKey * pDstBltCKey,
772 VBoxVHWAColorKey * pSrcOverlayCKey, VBoxVHWAColorKey * pDstOverlayCKey,
773 VBOXVHWAIMG_TYPE aImgFlags);
774
775 virtual ~VBoxVHWASurfaceBase();
776
777 void init (VBoxVHWASurfaceBase * pPrimary, uchar *pvMem);
778
779 void uninit();
780
781 static void globalInit();
782
783 int lock (const QRect * pRect, uint32_t flags);
784
785 int unlock();
786
787 void updatedMem (const QRect * aRect);
788
789 bool performDisplay (VBoxVHWASurfaceBase *pPrimary, bool bForce);
790
791 void setRects (const QRect & aTargRect, const QRect & aSrcRect);
792 void setTargRectPosition (const QPoint & aPoint);
793
794 void updateVisibility (VBoxVHWASurfaceBase *pPrimary, const QRect & aVisibleTargRect, bool bNotIntersected, bool bForce);
795
796 static ulong calcBytesPerPixel (GLenum format, GLenum type);
797
798 static GLsizei makePowerOf2 (GLsizei val);
799
800 bool addressAlocated() const { return mFreeAddress; }
801 uchar * address() { return mAddress; }
802
803 ulong memSize();
804
805 ulong width() const { return mRect.width(); }
806 ulong height() const { return mRect.height(); }
807 const QSize size() const {return mRect.size();}
808
809 uint32_t fourcc() const {return mImage->pixelFormat().fourcc(); }
810
811 ulong bitsPerPixel() const { return mImage->pixelFormat().bitsPerPixel(); }
812 ulong bytesPerLine() const { return mImage->bytesPerLine(); }
813
814 const VBoxVHWAColorKey * dstBltCKey() const { return mpDstBltCKey; }
815 const VBoxVHWAColorKey * srcBltCKey() const { return mpSrcBltCKey; }
816 const VBoxVHWAColorKey * dstOverlayCKey() const { return mpDstOverlayCKey; }
817 const VBoxVHWAColorKey * defaultSrcOverlayCKey() const { return mpDefaultSrcOverlayCKey; }
818 const VBoxVHWAColorKey * defaultDstOverlayCKey() const { return mpDefaultDstOverlayCKey; }
819 const VBoxVHWAColorKey * srcOverlayCKey() const { return mpSrcOverlayCKey; }
820 void resetDefaultSrcOverlayCKey() { mpSrcOverlayCKey = mpDefaultSrcOverlayCKey; }
821 void resetDefaultDstOverlayCKey() { mpDstOverlayCKey = mpDefaultDstOverlayCKey; }
822
823 void setDstBltCKey (const VBoxVHWAColorKey * ckey)
824 {
825 if(ckey)
826 {
827 mDstBltCKey = *ckey;
828 mpDstBltCKey = &mDstBltCKey;
829 }
830 else
831 {
832 mpDstBltCKey = NULL;
833 }
834 }
835
836 void setSrcBltCKey (const VBoxVHWAColorKey * ckey)
837 {
838 if(ckey)
839 {
840 mSrcBltCKey = *ckey;
841 mpSrcBltCKey = &mSrcBltCKey;
842 }
843 else
844 {
845 mpSrcBltCKey = NULL;
846 }
847 }
848
849 void setDefaultDstOverlayCKey (const VBoxVHWAColorKey * ckey)
850 {
851 if(ckey)
852 {
853 mDefaultDstOverlayCKey = *ckey;
854 mpDefaultDstOverlayCKey = &mDefaultDstOverlayCKey;
855 }
856 else
857 {
858 mpDefaultDstOverlayCKey = NULL;
859 }
860 }
861
862 void setDefaultSrcOverlayCKey (const VBoxVHWAColorKey * ckey)
863 {
864 if(ckey)
865 {
866 mDefaultSrcOverlayCKey = *ckey;
867 mpDefaultSrcOverlayCKey = &mDefaultSrcOverlayCKey;
868 }
869 else
870 {
871 mpDefaultSrcOverlayCKey = NULL;
872 }
873 }
874
875 void setOverriddenDstOverlayCKey (const VBoxVHWAColorKey * ckey)
876 {
877 if(ckey)
878 {
879 mOverriddenDstOverlayCKey = *ckey;
880 mpDstOverlayCKey = &mOverriddenDstOverlayCKey;
881 }
882 else
883 {
884 mpDstOverlayCKey = NULL;
885 }
886 }
887
888 void setOverriddenSrcOverlayCKey (const VBoxVHWAColorKey * ckey)
889 {
890 if(ckey)
891 {
892 mOverriddenSrcOverlayCKey = *ckey;
893 mpSrcOverlayCKey = &mOverriddenSrcOverlayCKey;
894 }
895 else
896 {
897 mpSrcOverlayCKey = NULL;
898 }
899 }
900
901 const VBoxVHWAColorKey * getActiveSrcOverlayCKey()
902 {
903 return mpSrcOverlayCKey;
904 }
905
906 const VBoxVHWAColorKey * getActiveDstOverlayCKey (VBoxVHWASurfaceBase * pPrimary)
907 {
908 return mpDstOverlayCKey ? mpDefaultDstOverlayCKey : (pPrimary ? pPrimary->mpDstOverlayCKey : NULL);
909 }
910
911 const VBoxVHWAColorFormat & pixelFormat() const { return mImage->pixelFormat(); }
912
913 void setAddress(uchar * addr);
914
915 const QRect& rect() const {return mRect;}
916 const QRect& srcRect() const {return mSrcRect; }
917 const QRect& targRect() const {return mTargRect; }
918 class VBoxVHWASurfList * getComplexList() {return mComplexList; }
919
920 class VBoxVHWAGlProgramMngr * getGlProgramMngr();
921
922 uint32_t handle() const {return mHGHandle;}
923 void setHandle(uint32_t h) {mHGHandle = h;}
924
925 const VBoxVHWADirtyRect & getDirtyRect() { return mUpdateMem2TexRect; }
926
927 VBoxVHWASurfaceBase * primary() { return mpPrimary; }
928 void setPrimary(VBoxVHWASurfaceBase *apPrimary) { mpPrimary = apPrimary; }
929private:
930 void setRectValues (const QRect & aTargRect, const QRect & aSrcRect);
931 void setVisibleRectValues (const QRect & aVisTargRect);
932
933 void setComplexList (VBoxVHWASurfList *aComplexList) { mComplexList = aComplexList; }
934 void initDisplay();
935
936 bool synchTexMem (const QRect * aRect);
937
938 int performBlt (const QRect * pDstRect, VBoxVHWASurfaceBase * pSrcSurface, const QRect * pSrcRect, const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool blt);
939
940 QRect mRect; /* == Inv FB size */
941
942 QRect mSrcRect;
943 QRect mTargRect; /* == Vis FB size */
944
945 QRect mVisibleTargRect;
946 QRect mVisibleSrcRect;
947
948 class VBoxVHWATextureImage * mImage;
949
950 uchar * mAddress;
951
952 VBoxVHWAColorKey *mpSrcBltCKey;
953 VBoxVHWAColorKey *mpDstBltCKey;
954 VBoxVHWAColorKey *mpSrcOverlayCKey;
955 VBoxVHWAColorKey *mpDstOverlayCKey;
956
957 VBoxVHWAColorKey *mpDefaultDstOverlayCKey;
958 VBoxVHWAColorKey *mpDefaultSrcOverlayCKey;
959
960 VBoxVHWAColorKey mSrcBltCKey;
961 VBoxVHWAColorKey mDstBltCKey;
962 VBoxVHWAColorKey mOverriddenSrcOverlayCKey;
963 VBoxVHWAColorKey mOverriddenDstOverlayCKey;
964 VBoxVHWAColorKey mDefaultDstOverlayCKey;
965 VBoxVHWAColorKey mDefaultSrcOverlayCKey;
966
967 int mLockCount;
968 /* memory buffer not reflected in fm and texture, e.g if memory buffer is replaced or in case of lock/unlock */
969 VBoxVHWADirtyRect mUpdateMem2TexRect;
970
971 bool mFreeAddress;
972 bool mbNotIntersected;
973
974 class VBoxVHWASurfList *mComplexList;
975
976 VBoxVHWASurfaceBase *mpPrimary;
977
978 uint32_t mHGHandle;
979
980 class VBoxVHWAImage *mpImage;
981
982#ifdef DEBUG
983public:
984 uint64_t cFlipsCurr;
985 uint64_t cFlipsTarg;
986#endif
987 friend class VBoxVHWASurfList;
988};
989
990typedef std::list <VBoxVHWASurfaceBase*> SurfList;
991typedef std::list <VBoxVHWASurfList*> OverlayList;
992typedef std::list <struct VBOXVHWACMD *> VHWACommandList;
993
994class VBoxVHWASurfList
995{
996public:
997
998 VBoxVHWASurfList() : mCurrent(NULL) {}
999 void add(VBoxVHWASurfaceBase *pSurf)
1000 {
1001 VBoxVHWASurfList * pOld = pSurf->getComplexList();
1002 if(pOld)
1003 {
1004 pOld->remove(pSurf);
1005 }
1006 mSurfaces.push_back(pSurf);
1007 pSurf->setComplexList(this);
1008 }
1009
1010 void clear()
1011 {
1012 for (SurfList::iterator it = mSurfaces.begin();
1013 it != mSurfaces.end(); ++ it)
1014 {
1015 (*it)->setComplexList(NULL);
1016 }
1017 mSurfaces.clear();
1018 mCurrent = NULL;
1019 }
1020
1021 size_t size() const {return mSurfaces.size(); }
1022
1023 void remove(VBoxVHWASurfaceBase *pSurf)
1024 {
1025 mSurfaces.remove(pSurf);
1026 pSurf->setComplexList(NULL);
1027 if(mCurrent == pSurf)
1028 mCurrent = NULL;
1029 }
1030
1031 bool empty() { return mSurfaces.empty(); }
1032
1033 void setCurrentVisible(VBoxVHWASurfaceBase *pSurf)
1034 {
1035 mCurrent = pSurf;
1036 }
1037
1038 VBoxVHWASurfaceBase * current() { return mCurrent; }
1039 const SurfList & surfaces() const {return mSurfaces;}
1040
1041private:
1042
1043 SurfList mSurfaces;
1044 VBoxVHWASurfaceBase* mCurrent;
1045};
1046
1047class VBoxVHWADisplay
1048{
1049public:
1050 VBoxVHWADisplay() :
1051 mSurfVGA(NULL),
1052 mbDisplayPrimary(true)
1053// ,
1054// mSurfPrimary(NULL)
1055 {}
1056
1057 VBoxVHWASurfaceBase * setVGA(VBoxVHWASurfaceBase * pVga)
1058 {
1059 VBoxVHWASurfaceBase * old = mSurfVGA;
1060 mSurfVGA = pVga;
1061 mPrimary.clear();
1062 if(pVga)
1063 {
1064 Assert(!pVga->getComplexList());
1065 mPrimary.add(pVga);
1066 mPrimary.setCurrentVisible(pVga);
1067 }
1068 mOverlays.clear();
1069 return old;
1070 }
1071
1072 VBoxVHWASurfaceBase * updateVGA(VBoxVHWASurfaceBase * pVga)
1073 {
1074 VBoxVHWASurfaceBase * old = mSurfVGA;
1075 Assert(old);
1076 mSurfVGA = pVga;
1077 return old;
1078 }
1079
1080 VBoxVHWASurfaceBase * getVGA() const
1081 {
1082 return mSurfVGA;
1083 }
1084
1085 VBoxVHWASurfaceBase * getPrimary()
1086 {
1087 return mPrimary.current();
1088 }
1089
1090 void addOverlay(VBoxVHWASurfList * pSurf)
1091 {
1092 mOverlays.push_back(pSurf);
1093 }
1094
1095 void checkAddOverlay(VBoxVHWASurfList * pSurf)
1096 {
1097 if(!hasOverlay(pSurf))
1098 addOverlay(pSurf);
1099 }
1100
1101 bool hasOverlay(VBoxVHWASurfList * pSurf)
1102 {
1103 for (OverlayList::iterator it = mOverlays.begin();
1104 it != mOverlays.end(); ++ it)
1105 {
1106 if((*it) == pSurf)
1107 {
1108 return true;
1109 }
1110 }
1111 return false;
1112 }
1113
1114 void removeOverlay(VBoxVHWASurfList * pSurf)
1115 {
1116 mOverlays.remove(pSurf);
1117 }
1118
1119 bool performDisplay(bool bForce)
1120 {
1121 VBoxVHWASurfaceBase * pPrimary = mPrimary.current();
1122
1123 if(mbDisplayPrimary)
1124 {
1125#ifdef DEBUG_misha
1126 /* should only display overlay now */
1127 AssertBreakpoint();
1128#endif
1129 bForce |= pPrimary->performDisplay(NULL, bForce);
1130 }
1131
1132 for (OverlayList::const_iterator it = mOverlays.begin();
1133 it != mOverlays.end(); ++ it)
1134 {
1135 VBoxVHWASurfaceBase * pOverlay = (*it)->current();
1136 if(pOverlay)
1137 {
1138 bForce |= pOverlay->performDisplay(pPrimary, bForce);
1139 }
1140 }
1141 return bForce;
1142 }
1143
1144 bool isPrimary(VBoxVHWASurfaceBase * pSurf) { return pSurf->getComplexList() == &mPrimary; }
1145
1146 void setDisplayPrimary(bool bDisplay) { mbDisplayPrimary = bDisplay; }
1147
1148 const OverlayList & overlays() const {return mOverlays;}
1149 const VBoxVHWASurfList & primaries() const { return mPrimary; }
1150
1151private:
1152 VBoxVHWASurfaceBase *mSurfVGA;
1153 VBoxVHWASurfList mPrimary;
1154
1155 OverlayList mOverlays;
1156
1157 bool mbDisplayPrimary;
1158};
1159
1160typedef void (*PFNVBOXQGLFUNC)(void*, void*);
1161
1162typedef enum
1163{
1164 VBOXVHWA_PIPECMD_PAINT = 1,
1165 VBOXVHWA_PIPECMD_VHWA,
1166 VBOXVHWA_PIPECMD_FUNC
1167}VBOXVHWA_PIPECMD_TYPE;
1168
1169typedef struct VBOXVHWAFUNCCALLBACKINFO
1170{
1171 PFNVBOXQGLFUNC pfnCallback;
1172 void * pContext1;
1173 void * pContext2;
1174}VBOXVHWAFUNCCALLBACKINFO;
1175
1176class VBoxVHWACommandElement
1177{
1178public:
1179 VBoxVHWACommandElement() :
1180 bNewEvent(false)
1181 {}
1182
1183 void setVHWACmd(struct VBOXVHWACMD * pCmd)
1184 {
1185 mType = VBOXVHWA_PIPECMD_VHWA;
1186 u.mpCmd = pCmd;
1187 }
1188
1189 void setPaintCmd(const QRect & aRect)
1190 {
1191 mType = VBOXVHWA_PIPECMD_PAINT;
1192 mRect = aRect;
1193 }
1194
1195 void setFunc(const VBOXVHWAFUNCCALLBACKINFO & aOp)
1196 {
1197 mType = VBOXVHWA_PIPECMD_FUNC;
1198 u.mFuncCallback = aOp;
1199 }
1200
1201 void setData(VBOXVHWA_PIPECMD_TYPE aType, void * pvData)
1202 {
1203 switch(aType)
1204 {
1205 case VBOXVHWA_PIPECMD_PAINT:
1206 setPaintCmd(*((QRect*)pvData));
1207 break;
1208 case VBOXVHWA_PIPECMD_VHWA:
1209 setVHWACmd((struct VBOXVHWACMD *)pvData);
1210 break;
1211 case VBOXVHWA_PIPECMD_FUNC:
1212 setFunc(*((VBOXVHWAFUNCCALLBACKINFO *)pvData));
1213 break;
1214 default:
1215 Assert(0);
1216 break;
1217 }
1218 }
1219
1220 void setNewEvent(bool bNew) {bNewEvent = bNew;}
1221 bool isNewEvent() const { return bNewEvent; }
1222
1223 VBOXVHWA_PIPECMD_TYPE type() const {return mType;}
1224 const QRect & rect() const {return mRect;}
1225 struct VBOXVHWACMD * vhwaCmd() const {return u.mpCmd;}
1226 const VBOXVHWAFUNCCALLBACKINFO & func() const {return u.mFuncCallback; }
1227
1228 VBoxVHWACommandElement * mpNext;
1229private:
1230 VBOXVHWA_PIPECMD_TYPE mType;
1231 union
1232 {
1233 struct VBOXVHWACMD * mpCmd;
1234 VBOXVHWAFUNCCALLBACKINFO mFuncCallback;
1235 }u;
1236 QRect mRect;
1237 bool bNewEvent;
1238};
1239
1240class VBoxVHWACommandElementPipe
1241{
1242public:
1243 VBoxVHWACommandElementPipe() :
1244 mpFirst(NULL),
1245 mpLast(NULL)
1246 {}
1247
1248 void put(VBoxVHWACommandElement *pCmd)
1249 {
1250 if (mpLast)
1251 {
1252 Assert(mpFirst);
1253 mpLast->mpNext = pCmd;
1254 mpLast = pCmd;
1255 }
1256 else
1257 {
1258 Assert(!mpFirst);
1259 mpFirst = pCmd;
1260 mpLast = pCmd;
1261 }
1262 pCmd->mpNext= NULL;
1263
1264 }
1265
1266 void setFrom(VBoxVHWACommandElementPipe *pOther)
1267 {
1268 mpFirst = pOther->detachList(&mpLast);
1269 }
1270
1271 void set(VBoxVHWACommandElement *pFirst, VBoxVHWACommandElement *pLast)
1272 {
1273 mpFirst = pFirst;
1274 mpLast = pLast;
1275 if (mpLast)
1276 mpLast->mpNext = NULL;
1277 }
1278
1279 void prepend(VBoxVHWACommandElement *pFirst, VBoxVHWACommandElement *pLast)
1280 {
1281 if (!mpFirst)
1282 set(pFirst, pLast);
1283 else if (pLast)
1284 {
1285 pLast->mpNext = mpFirst;
1286 mpFirst = pFirst;
1287 }
1288 }
1289
1290 void prependFrom(VBoxVHWACommandElementPipe *pOther)
1291 {
1292 VBoxVHWACommandElement *pFirst;
1293 VBoxVHWACommandElement *pLast;
1294 pFirst = pOther->detachList(&pLast);
1295 prepend(pFirst, pLast);
1296 }
1297
1298 void append(VBoxVHWACommandElement *pFirst, VBoxVHWACommandElement *pLast)
1299 {
1300 if (!mpLast)
1301 set(pFirst, pLast);
1302 else if (pLast)
1303 {
1304 mpLast->mpNext = pFirst;
1305 mpLast = pLast;
1306 pLast->mpNext = NULL;
1307 }
1308 }
1309
1310 VBoxVHWACommandElement * detachList(VBoxVHWACommandElement **ppLast)
1311 {
1312 if (mpLast)
1313 {
1314 VBoxVHWACommandElement * pHead = mpFirst;
1315 if (ppLast)
1316 *ppLast = mpLast;
1317 mpFirst = NULL;
1318 mpLast = NULL;
1319 return pHead;
1320 }
1321 if (ppLast)
1322 *ppLast = NULL;
1323 return NULL;
1324 }
1325
1326
1327
1328 const VBoxVHWACommandElement * contentsRo (const VBoxVHWACommandElement **ppLast) const
1329 {
1330 if (ppLast)
1331 *ppLast = mpLast;
1332 return mpFirst;
1333 }
1334
1335 bool isEmpty() const { return !mpLast; }
1336
1337private:
1338 VBoxVHWACommandElement *mpFirst;
1339 VBoxVHWACommandElement *mpLast;
1340};
1341
1342class VBoxVHWACommandElementStack
1343{
1344public:
1345 VBoxVHWACommandElementStack() :
1346 mpFirst(NULL) {}
1347
1348 void push(VBoxVHWACommandElement *pCmd)
1349 {
1350 pCmd->mpNext = mpFirst;
1351 mpFirst = pCmd;
1352 }
1353
1354 void pusha(VBoxVHWACommandElement *pFirst, VBoxVHWACommandElement *pLast)
1355 {
1356 pLast->mpNext = mpFirst;
1357 mpFirst = pFirst;
1358 }
1359
1360 VBoxVHWACommandElement * pop()
1361 {
1362 if(mpFirst)
1363 {
1364 VBoxVHWACommandElement * ret = mpFirst;
1365 mpFirst = ret->mpNext;
1366 return ret;
1367 }
1368 return NULL;
1369 }
1370private:
1371 VBoxVHWACommandElement *mpFirst;
1372};
1373
1374class VBoxVHWARefCounter
1375{
1376#define VBOXVHWA_INIFITE_WAITCOUNT (~0U)
1377public:
1378 VBoxVHWARefCounter() : m_cRefs(0) {}
1379 VBoxVHWARefCounter(uint32_t cRefs) : m_cRefs(cRefs) {}
1380 void inc() { ASMAtomicIncU32(&m_cRefs); }
1381 uint32_t dec()
1382 {
1383 uint32_t cRefs = ASMAtomicDecU32(&m_cRefs);
1384 Assert(cRefs < UINT32_MAX / 2);
1385 return cRefs;
1386 }
1387
1388 uint32_t refs() { return ASMAtomicReadU32(&m_cRefs); }
1389
1390 int wait0(RTMSINTERVAL ms = 1000, uint32_t cWaits = VBOXVHWA_INIFITE_WAITCOUNT)
1391 {
1392 int rc = VINF_SUCCESS;
1393 do
1394 {
1395 if (!refs())
1396 break;
1397 if (!cWaits)
1398 {
1399 rc = VERR_TIMEOUT;
1400 break;
1401 }
1402 if (cWaits != VBOXVHWA_INIFITE_WAITCOUNT)
1403 --cWaits;
1404 rc = RTThreadSleep(ms);
1405 AssertRC(rc);
1406 if (!RT_SUCCESS(rc))
1407 break;
1408 } while(1);
1409 return rc;
1410 }
1411private:
1412 volatile uint32_t m_cRefs;
1413};
1414
1415#define VBOXVHWACMDPIPEC_NEWEVENT 0x00000001
1416#define VBOXVHWACMDPIPEC_COMPLETEEVENT 0x00000002
1417class VBoxVHWACommandElementProcessor
1418{
1419public:
1420 VBoxVHWACommandElementProcessor(QObject *pNotifyObject);
1421 ~VBoxVHWACommandElementProcessor();
1422 void postCmd(VBOXVHWA_PIPECMD_TYPE aType, void * pvData, uint32_t flags);
1423 bool completeCurrentEvent();
1424 class VBoxVHWACommandElement * detachCmdList(class VBoxVHWACommandElement ** ppLast,
1425 class VBoxVHWACommandElement * pFirst2Free, VBoxVHWACommandElement * pLast2Free);
1426 void putBack(class VBoxVHWACommandElement * pFirst2Put, VBoxVHWACommandElement * pLast2Put,
1427 class VBoxVHWACommandElement * pFirst2Free, VBoxVHWACommandElement * pLast2Free);
1428 void reset(class VBoxVHWACommandElement ** ppHead, class VBoxVHWACommandElement ** ppTail);
1429 void setNotifyObject(QObject *pNotifyObject);
1430 int loadExec (struct SSMHANDLE * pSSM, uint32_t u32Version, void *pvVRAM);
1431 void saveExec (struct SSMHANDLE * pSSM, void *pvVRAM);
1432 void disable();
1433 void enable();
1434 void lock();
1435 void unlock();
1436#ifdef DEBUG_misha
1437 void checkConsistence(uint32_t cEvents2Submit = 0, const VBoxVHWACommandElementPipe *pPipe = NULL);
1438#endif
1439private:
1440 RTCRITSECT mCritSect;
1441 VBoxVHWACommandElementPipe m_CmdPipe;
1442 QObject *m_pNotifyObject;
1443 VBoxVHWARefCounter m_NotifyObjectRefs;
1444 bool mbNewEvent;
1445 bool mbProcessingList;
1446 uint32_t mcDisabled;
1447 VBoxVHWACommandElementStack mFreeElements;
1448 VBoxVHWACommandElement mElementsBuffer[2048];
1449};
1450
1451/* added to workaround this ** [VBox|UI] duplication */
1452class VBoxFBSizeInfo
1453{
1454public:
1455 VBoxFBSizeInfo() {}
1456 template<class T> VBoxFBSizeInfo(T * fb) :
1457 mPixelFormat(fb->pixelFormat()), mVRAM(fb->address()), mBitsPerPixel(fb->bitsPerPixel()),
1458 mBytesPerLine(fb->bytesPerLine()), mWidth(fb->width()), mHeight(fb->height()),
1459 mUsesGuestVram(fb->usesGuestVRAM()) {}
1460
1461 VBoxFBSizeInfo(ulong aPixelFormat, uchar *aVRAM,
1462 ulong aBitsPerPixel, ulong aBytesPerLine,
1463 ulong aWidth, ulong aHeight,
1464 bool bUsesGuestVram) :
1465 mPixelFormat (aPixelFormat), mVRAM (aVRAM), mBitsPerPixel (aBitsPerPixel),
1466 mBytesPerLine (aBytesPerLine), mWidth (aWidth), mHeight (aHeight),
1467 mUsesGuestVram(bUsesGuestVram) {}
1468 ulong pixelFormat() const { return mPixelFormat; }
1469 uchar *VRAM() const { return mVRAM; }
1470 ulong bitsPerPixel() const { return mBitsPerPixel; }
1471 ulong bytesPerLine() const { return mBytesPerLine; }
1472 ulong width() const { return mWidth; }
1473 ulong height() const { return mHeight; }
1474 bool usesGuestVram() const {return mUsesGuestVram;}
1475
1476private:
1477 ulong mPixelFormat;
1478 uchar *mVRAM;
1479 ulong mBitsPerPixel;
1480 ulong mBytesPerLine;
1481 ulong mWidth;
1482 ulong mHeight;
1483 bool mUsesGuestVram;
1484};
1485
1486class VBoxVHWAImage
1487{
1488public:
1489 VBoxVHWAImage ();
1490 ~VBoxVHWAImage();
1491
1492 int init(VBoxVHWASettings *aSettings);
1493#ifdef VBOX_WITH_VIDEOHWACCEL
1494 uchar *vboxVRAMAddressFromOffset(uint64_t offset);
1495 uint64_t vboxVRAMOffsetFromAddress(uchar* addr);
1496 uint64_t vboxVRAMOffset(VBoxVHWASurfaceBase * pSurf);
1497
1498 void vhwaSaveExec(struct SSMHANDLE * pSSM);
1499 static void vhwaSaveExecVoid(struct SSMHANDLE * pSSM);
1500 static int vhwaLoadExec(VHWACommandList * pCmdList, struct SSMHANDLE * pSSM, uint32_t u32Version);
1501
1502 int vhwaSurfaceCanCreate(struct VBOXVHWACMD_SURF_CANCREATE *pCmd);
1503 int vhwaSurfaceCreate(struct VBOXVHWACMD_SURF_CREATE *pCmd);
1504#ifdef VBOX_WITH_WDDM
1505 int vhwaSurfaceGetInfo(struct VBOXVHWACMD_SURF_GETINFO *pCmd);
1506#endif
1507 int vhwaSurfaceDestroy(struct VBOXVHWACMD_SURF_DESTROY *pCmd);
1508 int vhwaSurfaceLock(struct VBOXVHWACMD_SURF_LOCK *pCmd);
1509 int vhwaSurfaceUnlock(struct VBOXVHWACMD_SURF_UNLOCK *pCmd);
1510 int vhwaSurfaceBlt(struct VBOXVHWACMD_SURF_BLT *pCmd);
1511 int vhwaSurfaceFlip(struct VBOXVHWACMD_SURF_FLIP *pCmd);
1512 int vhwaSurfaceColorFill(struct VBOXVHWACMD_SURF_COLORFILL *pCmd);
1513 int vhwaSurfaceOverlayUpdate(struct VBOXVHWACMD_SURF_OVERLAY_UPDATE *pCmf);
1514 int vhwaSurfaceOverlaySetPosition(struct VBOXVHWACMD_SURF_OVERLAY_SETPOSITION *pCmd);
1515 int vhwaSurfaceColorkeySet(struct VBOXVHWACMD_SURF_COLORKEY_SET *pCmd);
1516 int vhwaQueryInfo1(struct VBOXVHWACMD_QUERYINFO1 *pCmd);
1517 int vhwaQueryInfo2(struct VBOXVHWACMD_QUERYINFO2 *pCmd);
1518 int vhwaConstruct(struct VBOXVHWACMD_HH_CONSTRUCT *pCmd);
1519
1520 void *vramBase() { return mpvVRAM; }
1521 uint32_t vramSize() { return mcbVRAM; }
1522
1523 bool hasSurfaces() const;
1524 bool hasVisibleOverlays();
1525 QRect overlaysRectUnion();
1526 QRect overlaysRectIntersection();
1527#endif
1528
1529 static const QGLFormat & vboxGLFormat();
1530
1531 int reset(VHWACommandList * pCmdList);
1532
1533 int vboxFbWidth() {return mDisplay.getVGA()->width(); }
1534 int vboxFbHeight() {return mDisplay.getVGA()->height(); }
1535 bool isInitialized() {return mDisplay.getVGA() != NULL; }
1536
1537 void resize(const VBoxFBSizeInfo & size);
1538
1539 class VBoxVHWAGlProgramMngr * vboxVHWAGetGlProgramMngr() { return mpMngr; }
1540
1541 VBoxVHWASurfaceBase * vgaSurface() { return mDisplay.getVGA(); }
1542
1543#ifdef VBOXVHWA_OLD_COORD
1544 static void doSetupMatrix(const QSize & aSize, bool bInverted);
1545#endif
1546
1547 void vboxDoUpdateViewport(const QRect & aRect);
1548 void vboxDoUpdateRect(const QRect * pRect);
1549
1550 const QRect & vboxViewport() const {return mViewport;}
1551
1552#ifdef VBOXVHWA_PROFILE_FPS
1553 void reportNewFrame() { mbNewFrame = true; }
1554#endif
1555
1556 bool performDisplay(bool bForce)
1557 {
1558 bForce = mDisplay.performDisplay(bForce | mRepaintNeeded);
1559
1560#ifdef VBOXVHWA_PROFILE_FPS
1561 if(mbNewFrame)
1562 {
1563 mFPSCounter.frame();
1564 double fps = mFPSCounter.fps();
1565 if(!(mFPSCounter.frames() % 31))
1566 {
1567 printf("fps: %f\n", fps);
1568 }
1569 mbNewFrame = false;
1570 }
1571#endif
1572 return bForce;
1573 }
1574
1575 static void pushSettingsAndSetupViewport(const QSize &display, const QRect &viewport)
1576 {
1577 glPushAttrib(GL_ALL_ATTRIB_BITS);
1578 glMatrixMode(GL_PROJECTION);
1579 glPushMatrix();
1580 setupMatricies(display, false);
1581 adjustViewport(display, viewport);
1582 }
1583
1584 static void popSettingsAfterSetupViewport()
1585 {
1586 glPopAttrib();
1587 glMatrixMode(GL_PROJECTION);
1588 glPopMatrix();
1589 glMatrixMode(GL_MODELVIEW);
1590 }
1591
1592private:
1593 static void setupMatricies(const QSize &display, bool bInvert);
1594 static void adjustViewport(const QSize &display, const QRect &viewport);
1595
1596
1597#ifdef VBOXQGL_DBG_SURF
1598 void vboxDoTestSurfaces(void *context);
1599#endif
1600#ifdef VBOX_WITH_VIDEOHWACCEL
1601
1602 void vboxCheckUpdateAddress(VBoxVHWASurfaceBase * pSurface, uint64_t offset)
1603 {
1604 if (pSurface->addressAlocated())
1605 {
1606 Assert(!mDisplay.isPrimary(pSurface));
1607 uchar * addr = vboxVRAMAddressFromOffset(offset);
1608 if (addr)
1609 {
1610 pSurface->setAddress(addr);
1611 }
1612 }
1613 }
1614
1615 int vhwaSaveSurface(struct SSMHANDLE * pSSM, VBoxVHWASurfaceBase *pSurf, uint32_t surfCaps);
1616 static int vhwaLoadSurface(VHWACommandList * pCmdList, struct SSMHANDLE * pSSM, uint32_t cBackBuffers, uint32_t u32Version);
1617 int vhwaSaveOverlayData(struct SSMHANDLE * pSSM, VBoxVHWASurfaceBase *pSurf, bool bVisible);
1618 static int vhwaLoadOverlayData(VHWACommandList * pCmdList, struct SSMHANDLE * pSSM, uint32_t u32Version);
1619 static int vhwaLoadVHWAEnable(VHWACommandList * pCmdList);
1620
1621 void vhwaDoSurfaceOverlayUpdate(VBoxVHWASurfaceBase *pDstSurf, VBoxVHWASurfaceBase *pSrcSurf, struct VBOXVHWACMD_SURF_OVERLAY_UPDATE *pCmd);
1622#endif
1623
1624 VBoxVHWADisplay mDisplay;
1625
1626 VBoxVHWASurfaceBase* handle2Surface(uint32_t h)
1627 {
1628 VBoxVHWASurfaceBase* pSurf = (VBoxVHWASurfaceBase*)mSurfHandleTable.get(h);
1629 Assert(pSurf);
1630 return pSurf;
1631 }
1632
1633 VBoxVHWAHandleTable mSurfHandleTable;
1634
1635 bool mRepaintNeeded;
1636
1637 QRect mViewport;
1638
1639 VBoxVHWASurfList *mConstructingList;
1640 int32_t mcRemaining2Contruct;
1641
1642 class VBoxVHWAGlProgramMngr *mpMngr;
1643
1644 VBoxVHWASettings *mSettings;
1645
1646 void *mpvVRAM;
1647 uint32_t mcbVRAM;
1648
1649#ifdef VBOXVHWA_PROFILE_FPS
1650 VBoxVHWADbgTimer mFPSCounter;
1651 bool mbNewFrame;
1652#endif
1653};
1654
1655class VBoxGLWgt : public QGLWidget
1656{
1657public:
1658 VBoxGLWgt(VBoxVHWAImage * pImage,
1659 QWidget* parent, const QGLWidget* shareWidget);
1660
1661protected:
1662 void paintGL()
1663 {
1664 mpImage->performDisplay(true);
1665 }
1666private:
1667 VBoxVHWAImage * mpImage;
1668};
1669
1670class VBoxVHWAFBO
1671{
1672public:
1673 VBoxVHWAFBO() :
1674 mFBO(0)
1675 {}
1676
1677 ~VBoxVHWAFBO()
1678 {
1679 if(mFBO)
1680 {
1681 vboxglDeleteFramebuffers(1, &mFBO);
1682 }
1683 }
1684
1685 void init()
1686 {
1687 VBOXQGL_CHECKERR(
1688 vboxglGenFramebuffers(1, &mFBO);
1689 );
1690 }
1691
1692 void bind()
1693 {
1694 VBOXQGL_CHECKERR(
1695 vboxglBindFramebuffer(GL_FRAMEBUFFER, mFBO);
1696 );
1697 }
1698
1699 void unbind()
1700 {
1701 VBOXQGL_CHECKERR(
1702 vboxglBindFramebuffer(GL_FRAMEBUFFER, 0);
1703 );
1704 }
1705
1706 void attachBound(VBoxVHWATexture *pTex)
1707 {
1708 VBOXQGL_CHECKERR(
1709 vboxglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, pTex->texTarget(), pTex->texture(), 0);
1710 );
1711 }
1712
1713private:
1714 GLuint mFBO;
1715};
1716
1717template <class T>
1718class VBoxVHWATextureImageFBO : public T
1719{
1720public:
1721 VBoxVHWATextureImageFBO(const QRect &size, const VBoxVHWAColorFormat &format, class VBoxVHWAGlProgramMngr * aMgr, VBOXVHWAIMG_TYPE flags) :
1722 T(size, format, aMgr, flags & (~(VBOXVHWAIMG_FBO | VBOXVHWAIMG_LINEAR))),
1723 mFBOTex(size, VBoxVHWAColorFormat(32, 0xff0000, 0xff00, 0xff), aMgr, (flags & (~VBOXVHWAIMG_FBO))),
1724 mpvFBOTexMem(NULL)
1725 {
1726 }
1727
1728 virtual ~VBoxVHWATextureImageFBO()
1729 {
1730 if(mpvFBOTexMem)
1731 free(mpvFBOTexMem);
1732 }
1733
1734 virtual void init(uchar *pvMem)
1735 {
1736 mFBO.init();
1737 mpvFBOTexMem = (uchar*)malloc(mFBOTex.memSize());
1738 mFBOTex.init(mpvFBOTexMem);
1739 T::init(pvMem);
1740 mFBO.bind();
1741 mFBO.attachBound(mFBOTex.component(0));
1742 mFBO.unbind();
1743 }
1744
1745 virtual int createDisplay(VBoxVHWATextureImage *pDst, const QRect * pDstRect, const QRect * pSrcRect,
1746 const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected,
1747 GLuint *pDisplay, class VBoxVHWAGlProgramVHWA ** ppProgram)
1748 {
1749 T::createDisplay(NULL, &mFBOTex.rect(), &rect(),
1750 NULL, NULL, false,
1751 pDisplay, ppProgram);
1752
1753 return mFBOTex.initDisplay(pDst, pDstRect, pSrcRect,
1754 pDstCKey, pSrcCKey, bNotIntersected);
1755 }
1756
1757 virtual void update(const QRect * pRect)
1758 {
1759 T::update(pRect);
1760
1761 VBoxVHWAImage::pushSettingsAndSetupViewport(rect().size(), rect());
1762 mFBO.bind();
1763 T::display();
1764 mFBO.unbind();
1765 VBoxVHWAImage::popSettingsAfterSetupViewport();
1766 }
1767
1768 virtual void display(VBoxVHWATextureImage *pDst, const QRect * pDstRect, const QRect * pSrcRect,
1769 const VBoxVHWAColorKey * pDstCKey, const VBoxVHWAColorKey * pSrcCKey, bool bNotIntersected)
1770 {
1771 mFBOTex.display(pDst, pDstRect, pSrcRect, pDstCKey, pSrcCKey, bNotIntersected);
1772 }
1773
1774 virtual void display()
1775 {
1776 mFBOTex.display();
1777 }
1778
1779 const QRect &rect() { return T::rect(); }
1780private:
1781 VBoxVHWAFBO mFBO;
1782 VBoxVHWATextureImage mFBOTex;
1783 uchar * mpvFBOTexMem;
1784};
1785
1786class VBoxQGLOverlay
1787{
1788public:
1789 VBoxQGLOverlay(QWidget *pViewport, QObject *pPostEventObject, CSession * aSession, uint32_t id);
1790 ~VBoxQGLOverlay()
1791 {
1792 if (mpShareWgt)
1793 delete mpShareWgt;
1794 }
1795
1796 void updateAttachment(QWidget *pViewport, QObject *pPostEventObject);
1797
1798 int onVHWACommand (struct VBOXVHWACMD * pCommand);
1799
1800 void onVHWACommandEvent (QEvent * pEvent);
1801
1802 /**
1803 * to be called on NotifyUpdate framebuffer call
1804 * @return true if the request was processed & should not be forwarded to the framebuffer
1805 * false - otherwise */
1806 bool onNotifyUpdate (ULONG aX, ULONG aY,
1807 ULONG aW, ULONG aH);
1808
1809 /**
1810 * to be called on RequestResize framebuffer call
1811 * @return true if the request was processed & should not be forwarded to the framebuffer
1812 * false - otherwise */
1813 bool onRequestResize (ULONG aScreenId, ULONG uPixelFormat,
1814 BYTE * pVRAM, ULONG uBitsPerPixel, ULONG uBytesPerLine,
1815 ULONG uWidth, ULONG uHeight,
1816 HRESULT *pResult,
1817 BOOL * pbFinished)
1818 {
1819 Q_UNUSED(aScreenId);
1820 Q_UNUSED(uPixelFormat);
1821 Q_UNUSED(pVRAM);
1822 Q_UNUSED(uBitsPerPixel);
1823 Q_UNUSED(uBytesPerLine);
1824 Q_UNUSED(uWidth);
1825 Q_UNUSED(uHeight);
1826 Q_UNUSED(pbFinished);
1827
1828 if (mCmdPipe.completeCurrentEvent())
1829 return false;
1830
1831 /* TODO: more graceful resize handling */
1832 *pResult = E_FAIL;
1833
1834 return true;
1835 }
1836
1837 void onResizeEventPostprocess (const VBoxFBSizeInfo &re, const QPoint & topLeft);
1838
1839 void onViewportResized (QResizeEvent * /*re*/)
1840 {
1841 vboxDoCheckUpdateViewport();
1842 mGlCurrent = false;
1843 }
1844
1845 void onViewportScrolled (const QPoint & newTopLeft)
1846 {
1847 mContentsTopLeft = newTopLeft;
1848 vboxDoCheckUpdateViewport();
1849 mGlCurrent = false;
1850 }
1851
1852 static bool isAcceleration2DVideoAvailable();
1853
1854 /** additional video memory required for the best 2D support performance
1855 * total amount of VRAM required is thus calculated as requiredVideoMemory + required2DOffscreenVideoMemory */
1856 static quint64 required2DOffscreenVideoMemory();
1857
1858 /* not supposed to be called by clients */
1859 int vhwaLoadExec (struct SSMHANDLE * pSSM, uint32_t u32Version);
1860 void vhwaSaveExec (struct SSMHANDLE * pSSM);
1861private:
1862 int vhwaSurfaceUnlock (struct VBOXVHWACMD_SURF_UNLOCK *pCmd);
1863
1864 void repaintMain();
1865 void repaintOverlay()
1866 {
1867 if(mNeedOverlayRepaint)
1868 {
1869 mNeedOverlayRepaint = false;
1870 performDisplayOverlay();
1871 }
1872 if(mNeedSetVisible)
1873 {
1874 mNeedSetVisible = false;
1875 mpOverlayWgt->setVisible (true);
1876 }
1877 }
1878 void repaint()
1879 {
1880 repaintOverlay();
1881 repaintMain();
1882 }
1883
1884 void makeCurrent()
1885 {
1886 if (!mGlCurrent)
1887 {
1888 mGlCurrent = true;
1889 mpOverlayWgt->makeCurrent();
1890 }
1891 }
1892
1893 void performDisplayOverlay()
1894 {
1895 if (mOverlayVisible)
1896 {
1897 makeCurrent();
1898 if (mOverlayImage.performDisplay(false))
1899 mpOverlayWgt->swapBuffers();
1900 }
1901 }
1902
1903 void vboxSetGlOn (bool on);
1904 bool vboxGetGlOn() { return mGlOn; }
1905 bool vboxSynchGl();
1906 void vboxDoVHWACmdExec(void *cmd);
1907 void vboxShowOverlay (bool show);
1908 void vboxDoCheckUpdateViewport();
1909 void vboxDoVHWACmd (void *cmd);
1910 void addMainDirtyRect (const QRect & aRect);
1911 void vboxCheckUpdateOverlay (const QRect & rect);
1912 VBoxVHWACommandElement * processCmdList (VBoxVHWACommandElement * pCmd, bool bFirst);
1913
1914 int vhwaConstruct (struct VBOXVHWACMD_HH_CONSTRUCT *pCmd);
1915
1916 int reset();
1917
1918 int resetGl();
1919
1920 void initGl();
1921
1922 VBoxGLWgt *mpOverlayWgt;
1923 VBoxVHWAImage mOverlayImage;
1924 QWidget *mpViewport;
1925 bool mGlOn;
1926 bool mOverlayWidgetVisible;
1927 bool mOverlayVisible;
1928 bool mGlCurrent;
1929 bool mProcessingCommands;
1930 bool mNeedOverlayRepaint;
1931 bool mNeedSetVisible;
1932 QRect mOverlayViewport;
1933 VBoxVHWADirtyRect mMainDirtyRect;
1934
1935 VBoxVHWACommandElementProcessor mCmdPipe;
1936
1937 /* this is used in saved state restore to postpone surface restoration
1938 * till the framebuffer size is restored */
1939 VHWACommandList mOnResizeCmdList;
1940
1941 VBoxVHWASettings mSettings;
1942 CSession * mpSession;
1943
1944 VBoxFBSizeInfo mSizeInfo;
1945 VBoxFBSizeInfo mPostponedResize;
1946 QPoint mContentsTopLeft;
1947
1948 QGLWidget *mpShareWgt;
1949
1950 uint32_t m_id;
1951};
1952
1953/* these two additional class V, class R are to workaround the [VBox|UI] duplication,
1954 * @todo: remove them once VBox stuff is removed */
1955template <class T, class V, class R>
1956class VBoxOverlayFrameBuffer : public T
1957{
1958public:
1959 VBoxOverlayFrameBuffer (V *pView, CSession * aSession, uint32_t id)
1960 : T (pView),
1961 mOverlay(pView->viewport(), pView, aSession, id),
1962 mpView (pView)
1963 {
1964 /* sync with framebuffer */
1965 mOverlay.onResizeEventPostprocess (VBoxFBSizeInfo(this), QPoint(mpView->contentsX(), mpView->contentsY()));
1966 }
1967
1968 STDMETHOD(ProcessVHWACommand)(BYTE *pCommand)
1969 {
1970 return mOverlay.onVHWACommand ((struct VBOXVHWACMD*)pCommand);
1971 }
1972
1973 void doProcessVHWACommand (QEvent * pEvent)
1974 {
1975 mOverlay.onVHWACommandEvent (pEvent);
1976 }
1977
1978 STDMETHOD(RequestResize) (ULONG aScreenId, ULONG aPixelFormat,
1979 BYTE *aVRAM, ULONG aBitsPerPixel, ULONG aBytesPerLine,
1980 ULONG aWidth, ULONG aHeight,
1981 BOOL *aFinished)
1982 {
1983 HRESULT result;
1984 if (mOverlay.onRequestResize (aScreenId, aPixelFormat,
1985 aVRAM, aBitsPerPixel, aBytesPerLine,
1986 aWidth, aHeight,
1987 &result,
1988 aFinished))
1989 {
1990 return result;
1991 }
1992 return T::RequestResize (aScreenId, aPixelFormat,
1993 aVRAM, aBitsPerPixel, aBytesPerLine,
1994 aWidth, aHeight,
1995 aFinished);
1996 }
1997
1998 STDMETHOD(NotifyUpdate) (ULONG aX, ULONG aY,
1999 ULONG aW, ULONG aH)
2000 {
2001 if (mOverlay.onNotifyUpdate (aX, aY, aW, aH))
2002 return S_OK;
2003 return T::NotifyUpdate (aX, aY, aW, aH);
2004 }
2005
2006 STDMETHOD(VideoModeSupported) (ULONG uWidth, ULONG uHeight, ULONG uBPP,
2007 BOOL *pbSupported)
2008 {
2009 /* TODO: tmp workaround: the lock should be moved to the calling code??
2010 * otherwise we may end up calling a null View */
2011 /* Todo: can we call VideoModeSupported with the lock held?
2012 * if not we can introduce a ref counting for the mpView usage
2013 * to ensure it stays alive till we need it*/
2014 HRESULT hr = T::Lock();
2015 HRESULT retHr = S_OK;
2016 Assert(hr == S_OK);
2017 if (SUCCEEDED(hr))
2018 {
2019 if (mpView)
2020 retHr = T::VideoModeSupported(uWidth, uHeight, uBPP, pbSupported);
2021 hr = T::Unlock();
2022 Assert(hr == S_OK);
2023 }
2024 return retHr;
2025 }
2026
2027 void resizeEvent (R *re)
2028 {
2029 T::resizeEvent (re);
2030 mOverlay.onResizeEventPostprocess (VBoxFBSizeInfo(this),
2031 QPoint(mpView->contentsX(), mpView->contentsY()));
2032 }
2033
2034 void viewportResized (QResizeEvent * re)
2035 {
2036 mOverlay.onViewportResized (re);
2037 T::viewportResized (re);
2038 }
2039
2040 void viewportScrolled (int dx, int dy)
2041 {
2042 mOverlay.onViewportScrolled (QPoint(mpView->contentsX(), mpView->contentsY()));
2043 T::viewportScrolled (dx, dy);
2044 }
2045
2046 void setView(V * pView)
2047 {
2048 /* lock to ensure we do not collide with the EMT thread passing commands to us */
2049 HRESULT hr = T::Lock();
2050 Assert(hr == S_OK);
2051 if (SUCCEEDED(hr))
2052 {
2053 T::setView(pView);
2054 mpView = pView;
2055 mOverlay.updateAttachment(pView ? pView->viewport() : NULL, pView);
2056 hr = T::Unlock();
2057 Assert(hr == S_OK);
2058 }
2059 }
2060private:
2061 VBoxQGLOverlay mOverlay;
2062 V *mpView;
2063};
2064
2065#endif
2066
2067#endif /* #ifndef __VBoxFBOverlay_h__ */
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