| 1 | #include "dsa.h" |
| 2 | #include "sdlepocapi.h" |
| 3 | #include <cdsb.h> |
| 4 | |
| 5 | LOCAL_C TInt BytesPerPixel(TDisplayMode aMode) |
| 6 | { |
| 7 | return ((TDisplayModeUtils::NumDisplayModeBitsPerPixel(aMode) - 1) >> 3) + 1; |
| 8 | } |
| 9 | |
| 10 | |
| 11 | //////////////////////////////////////////////////////////////////////////////////////////////// |
| 12 | |
| 13 | NONSHARABLE_CLASS(CDsaA) : public CDsa |
| 14 | { |
| 15 | public: |
| 16 | CDsaA(RWsSession& aSession); |
| 17 | private: |
| 18 | ~CDsaA(); |
| 19 | TUint8* LockSurface(); |
| 20 | void UnlockHWSurfaceRequestComplete(); |
| 21 | void UnlockHwSurface(); |
| 22 | void CreateSurfaceL(); |
| 23 | void Wipe(TInt aLength); |
| 24 | void RecreateL(); |
| 25 | void Free(); |
| 26 | TInt ExternalUpdate() {return 0;} |
| 27 | private: |
| 28 | CFbsBitmap* iBmp; |
| 29 | }; |
| 30 | |
| 31 | |
| 32 | CDsaA::CDsaA(RWsSession& aSession) : CDsa(aSession) |
| 33 | { |
| 34 | } |
| 35 | |
| 36 | void CDsaA::Free() |
| 37 | { |
| 38 | delete iBmp; |
| 39 | iBmp = NULL; |
| 40 | } |
| 41 | |
| 42 | CDsaA::~CDsaA() |
| 43 | { |
| 44 | __ASSERT_DEBUG(iBmp == NULL, PANIC(KErrNotReady)); |
| 45 | } |
| 46 | |
| 47 | TUint8* CDsaA::LockSurface() |
| 48 | { |
| 49 | iBmp->LockHeap(); |
| 50 | return reinterpret_cast<TUint8*>(iBmp->DataAddress()); |
| 51 | } |
| 52 | |
| 53 | void CDsaA::UnlockHWSurfaceRequestComplete() |
| 54 | { |
| 55 | PANIC(KErrNotSupported); |
| 56 | } |
| 57 | |
| 58 | void CDsaA::UnlockHwSurface() |
| 59 | { |
| 60 | iBmp->UnlockHeap(); |
| 61 | SetUpdating(EFalse); |
| 62 | Dsa().Gc()->BitBlt(HwRect().iTl, iBmp); |
| 63 | Dsa().ScreenDevice()->Update(); |
| 64 | } |
| 65 | |
| 66 | void CDsaA::CreateSurfaceL() |
| 67 | { |
| 68 | delete iBmp; |
| 69 | iBmp = NULL; |
| 70 | iBmp = new (ELeave) CFbsBitmap(); |
| 71 | User::LeaveIfError(iBmp->Create(HwRect().Size(), DisplayMode())); |
| 72 | } |
| 73 | |
| 74 | void CDsaA::Wipe(TInt aLength) //dont call in drawing |
| 75 | { |
| 76 | iBmp->LockHeap(); |
| 77 | Mem::FillZ(iBmp->DataAddress(), aLength); |
| 78 | iBmp->UnlockHeap(); |
| 79 | } |
| 80 | |
| 81 | void CDsaA::RecreateL() |
| 82 | { |
| 83 | } |
| 84 | |
| 85 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
| 86 | |
| 87 | NONSHARABLE_CLASS(MDsbObs) |
| 88 | { |
| 89 | public: |
| 90 | virtual void SurfaceReady() = 0; |
| 91 | virtual CDirectScreenBitmap& Dsb() = 0; |
| 92 | }; |
| 93 | |
| 94 | NONSHARABLE_CLASS(CDsbSurface) : public CActive |
| 95 | { |
| 96 | public: |
| 97 | CDsbSurface(MDsbObs& aDsb); |
| 98 | TUint8* Address(); |
| 99 | void Complete(); |
| 100 | ~CDsbSurface(); |
| 101 | private: |
| 102 | void RunL(); |
| 103 | void DoCancel(); |
| 104 | private: |
| 105 | MDsbObs& iDsb; |
| 106 | TUint8* iAddress; |
| 107 | }; |
| 108 | |
| 109 | CDsbSurface::CDsbSurface(MDsbObs& aDsb) : CActive(CActive::EPriorityHigh) , iDsb(aDsb) |
| 110 | { |
| 111 | CActiveScheduler::Add(this); |
| 112 | } |
| 113 | |
| 114 | CDsbSurface::~CDsbSurface() |
| 115 | { |
| 116 | Cancel(); |
| 117 | } |
| 118 | |
| 119 | void CDsbSurface::Complete() |
| 120 | { |
| 121 | if(iAddress != NULL && !IsActive()) |
| 122 | { |
| 123 | iAddress = NULL; |
| 124 | SetActive(); |
| 125 | iDsb.Dsb().EndUpdate(iStatus); |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | TUint8* CDsbSurface::Address() |
| 130 | { |
| 131 | if(iAddress == NULL && !IsActive()) |
| 132 | { |
| 133 | TAcceleratedBitmapInfo info; |
| 134 | if(KErrNone == iDsb.Dsb().BeginUpdate(info)) |
| 135 | iAddress = info.iAddress; |
| 136 | } |
| 137 | return iAddress; |
| 138 | } |
| 139 | |
| 140 | void CDsbSurface::RunL() |
| 141 | { |
| 142 | iDsb.SurfaceReady(); |
| 143 | } |
| 144 | |
| 145 | void CDsbSurface::DoCancel() |
| 146 | { |
| 147 | //empty |
| 148 | } |
| 149 | |
| 150 | NONSHARABLE_CLASS(CDsaB) : public CDsa, public MDsbObs |
| 151 | { |
| 152 | public: |
| 153 | CDsaB(RWsSession& aSession); |
| 154 | private: |
| 155 | ~CDsaB(); |
| 156 | TUint8* LockSurface(); |
| 157 | void UnlockHWSurfaceRequestComplete(); |
| 158 | void UnlockHwSurface(); |
| 159 | void CreateSurfaceL(); |
| 160 | void Wipe(TInt aLength); |
| 161 | void RecreateL(); |
| 162 | void ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice); |
| 163 | void Free(); |
| 164 | CDirectScreenBitmap& Dsb(); |
| 165 | void SurfaceReady(); |
| 166 | TInt ExternalUpdate() {return 0;} |
| 167 | private: |
| 168 | CDsbSurface* iSurface1; |
| 169 | CDsbSurface* iSurface2; |
| 170 | CDirectScreenBitmap* iDsb; |
| 171 | }; |
| 172 | |
| 173 | CDsaB::CDsaB(RWsSession& aSession) : CDsa(aSession) |
| 174 | { |
| 175 | } |
| 176 | |
| 177 | void CDsaB::Free() |
| 178 | { |
| 179 | } |
| 180 | |
| 181 | void CDsaB::UnlockHWSurfaceRequestComplete() |
| 182 | { |
| 183 | iSurface1->Complete(); |
| 184 | iSurface2->Complete(); |
| 185 | } |
| 186 | |
| 187 | void CDsaB::CreateSurfaceL() |
| 188 | { |
| 189 | } |
| 190 | |
| 191 | void CDsaB::Wipe(TInt aLength) //dont call in drawing |
| 192 | { |
| 193 | TUint8* addr = LockSurface(); |
| 194 | if(addr != NULL) |
| 195 | { |
| 196 | Mem::FillZ(addr, aLength); |
| 197 | UnlockHwSurface(); |
| 198 | } |
| 199 | } |
| 200 | |
| 201 | void CDsaB::UnlockHwSurface() |
| 202 | { |
| 203 | EpocSdlEnv::Request(CDsa::ERequestUpdate); |
| 204 | } |
| 205 | |
| 206 | TUint8* CDsaB::LockSurface() |
| 207 | { |
| 208 | TUint8* addr = iSurface1->Address(); |
| 209 | if(addr == NULL) |
| 210 | addr = iSurface2->Address(); |
| 211 | SetUpdating(addr == NULL); |
| 212 | return addr; |
| 213 | } |
| 214 | |
| 215 | void CDsaB::SurfaceReady() |
| 216 | { |
| 217 | SetUpdating(EFalse); |
| 218 | } |
| 219 | |
| 220 | CDirectScreenBitmap& CDsaB::Dsb() |
| 221 | { |
| 222 | return *iDsb; |
| 223 | } |
| 224 | |
| 225 | void CDsaB::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice) |
| 226 | { |
| 227 | if(iDsb == NULL) |
| 228 | iDsb = CDirectScreenBitmap::NewL(); |
| 229 | CDsa::ConstructL(aWindow, aDevice); |
| 230 | iSurface1 = new (ELeave) CDsbSurface(*this); |
| 231 | iSurface2 = new (ELeave) CDsbSurface(*this); |
| 232 | } |
| 233 | |
| 234 | CDsaB::~CDsaB() |
| 235 | { |
| 236 | delete iSurface1; |
| 237 | delete iSurface2; |
| 238 | delete iDsb; |
| 239 | } |
| 240 | |
| 241 | void CDsaB::RecreateL() |
| 242 | { |
| 243 | iDsb->Close(); |
| 244 | iDsb->Create(HwRect(), CDirectScreenBitmap::EDoubleBuffer); |
| 245 | } |
| 246 | |
| 247 | ///////////////////////////////////////////////////////////////////////////////////////////////////// |
| 248 | |
| 249 | |
| 250 | TSize CDsa::WindowSize() const |
| 251 | { |
| 252 | TSize size = HwRect().Size(); |
| 253 | if(iStateFlags & EOrientation90) |
| 254 | { |
| 255 | const TInt tmp = size.iWidth; |
| 256 | size.iWidth = size.iHeight; |
| 257 | size.iHeight = tmp; |
| 258 | } |
| 259 | return size; |
| 260 | } |
| 261 | |
| 262 | void CDsa::SetSuspend() |
| 263 | { |
| 264 | iStateFlags |= ESdlThreadSuspend; |
| 265 | } |
| 266 | |
| 267 | void CDsa::ReleaseStop() |
| 268 | { |
| 269 | iStateFlags &= ~ESdlThreadExplicitStop; |
| 270 | } |
| 271 | |
| 272 | |
| 273 | TBool CDsa::Stopped() const |
| 274 | { |
| 275 | return (iStateFlags & ESdlThreadExplicitStop); |
| 276 | } |
| 277 | |
| 278 | void CDsa::SetOrientation(CSDL::TOrientationMode aOrientation) |
| 279 | { |
| 280 | TInt flags = 0; |
| 281 | switch(aOrientation) |
| 282 | { |
| 283 | case CSDL::EOrientation90: |
| 284 | flags = EOrientation90; |
| 285 | break; |
| 286 | case CSDL::EOrientation180: |
| 287 | flags = EOrientation180; |
| 288 | break; |
| 289 | case CSDL::EOrientation270: |
| 290 | flags = EOrientation90 | EOrientation180; |
| 291 | break; |
| 292 | case CSDL::EOrientation0: |
| 293 | flags = 0; |
| 294 | break; |
| 295 | } |
| 296 | if(flags != (iStateFlags & EOrientationFlags)) |
| 297 | { |
| 298 | iStateFlags |= EOrientationChanged; |
| 299 | iNewFlags = flags; //cannot be set during drawing... |
| 300 | } |
| 301 | } |
| 302 | |
| 303 | CDsa::~CDsa() |
| 304 | { |
| 305 | if(iDsa != NULL) |
| 306 | { |
| 307 | iDsa->Cancel(); |
| 308 | } |
| 309 | delete iDsa; |
| 310 | User::Free(iLut256); |
| 311 | } |
| 312 | |
| 313 | void CDsa::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice) |
| 314 | { |
| 315 | if(iDsa != NULL) |
| 316 | { |
| 317 | iDsa->Cancel(); |
| 318 | delete iDsa; |
| 319 | iDsa = NULL; |
| 320 | } |
| 321 | |
| 322 | |
| 323 | iDsa = CDirectScreenAccess::NewL( |
| 324 | iSession, |
| 325 | aDevice, |
| 326 | aWindow, |
| 327 | *this); |
| 328 | |
| 329 | if(iLut256 == NULL) |
| 330 | iLut256 = (TUint32*) User::AllocL(256 * sizeof(TUint32)); |
| 331 | iTargetMode = aWindow.DisplayMode(); |
| 332 | iTargetBpp = BytesPerPixel(DisplayMode()); |
| 333 | iTargetRect = TRect(aWindow.Position(), aWindow.Size()); |
| 334 | RestartL(); |
| 335 | } |
| 336 | |
| 337 | void CDsa::LockPalette(TBool aLock) |
| 338 | { |
| 339 | if(aLock) |
| 340 | iStateFlags |= EPaletteLocked; |
| 341 | else |
| 342 | iStateFlags &= ~EPaletteLocked; |
| 343 | } |
| 344 | TInt CDsa::SetPalette(TInt aFirst, TInt aCount, TUint32* aPalette) |
| 345 | { |
| 346 | if(iLut256 == NULL) |
| 347 | return KErrNotFound; |
| 348 | const TInt count = aCount - aFirst; |
| 349 | if(count > 256) |
| 350 | return KErrArgument; |
| 351 | if(iStateFlags & EPaletteLocked) |
| 352 | return KErrNone; |
| 353 | for(TInt i = aFirst; i < count; i++) //not so busy here:-) |
| 354 | { |
| 355 | iLut256[i] = aPalette[i]; |
| 356 | } |
| 357 | return KErrNone; |
| 358 | } |
| 359 | |
| 360 | |
| 361 | |
| 362 | |
| 363 | void CDsa::RestartL() |
| 364 | { |
| 365 | //const TBool active = iDsa->IsActive(); |
| 366 | |
| 367 | //if(!active) |
| 368 | iDsa->StartL(); |
| 369 | |
| 370 | RRegion* r = iDsa->DrawingRegion(); |
| 371 | iDsa->Gc()->SetClippingRegion(r); |
| 372 | TRect rect = r->BoundingRect(); |
| 373 | |
| 374 | if(rect.IsEmpty()) |
| 375 | { |
| 376 | return; |
| 377 | } |
| 378 | |
| 379 | iScreenRect = rect; //to ensure properly set, albeit may not(?) match to value SDL has - therefore may has to clip |
| 380 | |
| 381 | RecreateL(); |
| 382 | |
| 383 | iStateFlags |= ERunning; |
| 384 | // iScanLineWidth = iTargetBpp * HwRect().Width(); |
| 385 | ReleaseStop(); |
| 386 | if(iStateFlags & ESdlThreadSuspend) |
| 387 | { |
| 388 | EpocSdlEnv::Resume(); |
| 389 | iStateFlags &= ~ ESdlThreadSuspend; |
| 390 | } |
| 391 | } |
| 392 | |
| 393 | CDsa::CDsa(RWsSession& aSession) : |
| 394 | iSession(aSession), |
| 395 | iStateFlags(0) |
| 396 | { |
| 397 | // CActiveScheduler::Add(this); |
| 398 | iCFTable[0] = CopyMem; |
| 399 | iCFTable[1] = CopyMemFlipReversed; |
| 400 | iCFTable[2] = CopyMemReversed; |
| 401 | iCFTable[3] = CopyMemFlip; |
| 402 | |
| 403 | iCFTable[4] = Copy256; |
| 404 | iCFTable[5] = Copy256FlipReversed; |
| 405 | iCFTable[6] = Copy256Reversed; |
| 406 | iCFTable[7] = Copy256Flip; |
| 407 | |
| 408 | |
| 409 | iCFTable[8] = CopySlow; |
| 410 | iCFTable[9] = CopySlowFlipReversed; |
| 411 | iCFTable[10] = CopySlowReversed; |
| 412 | iCFTable[11] = CopySlowFlip; |
| 413 | } |
| 414 | |
| 415 | RWsSession& CDsa::Session() |
| 416 | { |
| 417 | return iSession; |
| 418 | } |
| 419 | |
| 420 | |
| 421 | |
| 422 | TUint8* CDsa::LockHwSurface() |
| 423 | { |
| 424 | if((iStateFlags & EUpdating) == 0) //else frame is skipped |
| 425 | { |
| 426 | return LockSurface(); |
| 427 | } |
| 428 | return NULL; |
| 429 | } |
| 430 | |
| 431 | /* |
| 432 | void CDsa::RunL() |
| 433 | { |
| 434 | iStateFlags &= ~EUpdating; |
| 435 | } |
| 436 | |
| 437 | |
| 438 | void CDsa::DoCancel() |
| 439 | { |
| 440 | iStateFlags &= ~EUpdating; |
| 441 | //nothing can do, just wait? |
| 442 | } |
| 443 | */ |
| 444 | |
| 445 | TInt CDsa::AllocSurface(TBool aHwSurface, const TSize& aSize, TDisplayMode aMode) |
| 446 | { |
| 447 | if(aHwSurface && aMode != DisplayMode()) |
| 448 | return KErrArgument; |
| 449 | |
| 450 | iSourceMode = aMode; |
| 451 | |
| 452 | iSourceBpp = BytesPerPixel(aMode); |
| 453 | |
| 454 | const TSize size = WindowSize(); |
| 455 | if(aSize.iWidth > size.iWidth) |
| 456 | return KErrTooBig; |
| 457 | if(aSize.iHeight > size.iHeight) |
| 458 | return KErrTooBig; |
| 459 | |
| 460 | TRAPD(err, CreateSurfaceL()); |
| 461 | if(err != KErrNone) |
| 462 | return err; |
| 463 | |
| 464 | |
| 465 | SetCopyFunction(); |
| 466 | |
| 467 | EpocSdlEnv::ObserverEvent(MSDLObserver::EEventWindowReserved); |
| 468 | |
| 469 | return KErrNone; |
| 470 | } |
| 471 | |
| 472 | |
| 473 | /* |
| 474 | void SaveBmp(const TDesC& aName, const TAny* aData, TInt aLength, const TSize& aSz, TDisplayMode aMode) |
| 475 | { |
| 476 | CFbsBitmap* s = new CFbsBitmap(); |
| 477 | s->Create(aSz, aMode); |
| 478 | s->LockHeap(); |
| 479 | TUint32* addr = s->DataAddress(); |
| 480 | Mem::Copy(addr, aData, aLength); |
| 481 | s->UnlockHeap(); |
| 482 | s->Save(aName); |
| 483 | s->Reset(); |
| 484 | delete s; |
| 485 | } |
| 486 | |
| 487 | void SaveBmp(const TDesC& aName, const TUint32* aData, const TSize& aSz) |
| 488 | { |
| 489 | CFbsBitmap* s = new CFbsBitmap(); |
| 490 | s->Create(aSz, EColor64K); |
| 491 | TBitmapUtil bmp(s); |
| 492 | bmp.Begin(TPoint(0, 0)); |
| 493 | for(TInt j = 0; j < aSz.iHeight; j++) |
| 494 | { |
| 495 | bmp.SetPos(TPoint(0, j)); |
| 496 | for(TInt i = 0; i < aSz.iWidth; i++) |
| 497 | { |
| 498 | bmp.SetPixel(*aData); |
| 499 | aData++; |
| 500 | bmp.IncXPos(); |
| 501 | } |
| 502 | } |
| 503 | bmp.End(); |
| 504 | s->Save(aName); |
| 505 | s->Reset(); |
| 506 | delete s; |
| 507 | } |
| 508 | |
| 509 | TBuf<16> FooName(TInt aFoo) |
| 510 | { |
| 511 | TBuf<16> b; |
| 512 | b.Format(_L("C:\\pic%d.mbm"), aFoo); |
| 513 | return b; |
| 514 | } |
| 515 | */ |
| 516 | void CDsa::ClipCopy(TUint8* aTarget, const TUint8* aSource, const TRect& aRect, const TRect& aTargetPos) const |
| 517 | { |
| 518 | TUint8* target = aTarget; |
| 519 | const TUint8* source = aSource; |
| 520 | const TInt lineWidth = aRect.Width(); |
| 521 | source += iSourceBpp * (aRect.iTl.iY * lineWidth); |
| 522 | TInt sourceStartOffset = iSourceBpp * aRect.iTl.iX; |
| 523 | source += sourceStartOffset; |
| 524 | target += iTargetBpp * ((aTargetPos.iTl.iY + aRect.iTl.iY ) * lineWidth); |
| 525 | TInt targetStartOffset = iTargetBpp * (aRect.iTl.iX + aTargetPos.iTl.iX); |
| 526 | target += targetStartOffset; |
| 527 | TUint32* targetPtr = reinterpret_cast<TUint32*>(target); |
| 528 | const TInt targetWidth = HwRect().Size().iWidth; |
| 529 | const TInt height = aRect.Height(); |
| 530 | |
| 531 | TInt lineMove = iStateFlags & EOrientation90 ? 1 : lineWidth; |
| 532 | |
| 533 | if(iStateFlags & EOrientation180) |
| 534 | { |
| 535 | |
| 536 | targetPtr += targetWidth * (height - 1); |
| 537 | |
| 538 | for(TInt i = 0; i < height; i++) //source is always smaller |
| 539 | { |
| 540 | iCopyFunction(*this, targetPtr, source, lineWidth, height); |
| 541 | source += lineMove; |
| 542 | targetPtr -= targetWidth; |
| 543 | } |
| 544 | } |
| 545 | else |
| 546 | { |
| 547 | |
| 548 | |
| 549 | for(TInt i = 0; i < height; i++) //source is always smaller |
| 550 | { |
| 551 | iCopyFunction(*this, targetPtr, source, lineWidth, height); |
| 552 | source += lineMove; |
| 553 | targetPtr += targetWidth; |
| 554 | } |
| 555 | } |
| 556 | |
| 557 | } |
| 558 | |
| 559 | |
| 560 | |
| 561 | |
| 562 | void CDsa::Wipe() //dont call in drawing |
| 563 | { |
| 564 | if(IsDsaAvailable()) |
| 565 | Wipe(iTargetBpp * iScreenRect.Width() * iScreenRect.Height()); |
| 566 | } |
| 567 | |
| 568 | void CDsa::SetCopyFunction() |
| 569 | { |
| 570 | //calculate offset to correct function in iCFTable according to given parameters |
| 571 | TInt function = 0; |
| 572 | const TInt KCopyFunctions = 4; |
| 573 | const TInt KOffsetToNative = 0; |
| 574 | const TInt KOffsetTo256 = KOffsetToNative + KCopyFunctions; |
| 575 | const TInt KOffsetToOtherModes = KOffsetTo256 + KCopyFunctions; |
| 576 | const TInt KOffsetTo90Functions = 1; |
| 577 | const TInt KOffsetTo180Functions = 2; |
| 578 | |
| 579 | if(iSourceMode == DisplayMode()) |
| 580 | function = KOffsetToNative; //0 |
| 581 | else if(iSourceMode == EColor256) |
| 582 | function = KOffsetTo256; //4 |
| 583 | else |
| 584 | function = KOffsetToOtherModes; //8 |
| 585 | |
| 586 | if(iStateFlags & EOrientation90) |
| 587 | function += KOffsetTo90Functions; // + 1 |
| 588 | if(iStateFlags & EOrientation180) |
| 589 | function += KOffsetTo180Functions; //+ 2 |
| 590 | |
| 591 | iCopyFunction = iCFTable[function]; |
| 592 | |
| 593 | Wipe(); |
| 594 | } |
| 595 | |
| 596 | inline void Rotate(TRect& aRect) |
| 597 | { |
| 598 | const TInt dx = aRect.iBr.iX - aRect.iTl.iX; |
| 599 | const TInt dy = aRect.iBr.iY - aRect.iTl.iY; |
| 600 | |
| 601 | aRect.iBr.iX = aRect.iTl.iX + dy; |
| 602 | aRect.iBr.iY = aRect.iTl.iY + dx; |
| 603 | |
| 604 | const TInt tmp = aRect.iTl.iX; |
| 605 | aRect.iTl.iX = aRect.iTl.iY; |
| 606 | aRect.iTl.iY = tmp; |
| 607 | } |
| 608 | |
| 609 | /* |
| 610 | int bar = 0; |
| 611 | */ |
| 612 | TBool CDsa::AddUpdateRect(const TUint8* aBits, const TRect& aUpdateRect, const TRect& aRect) |
| 613 | { |
| 614 | |
| 615 | if(iStateFlags & EOrientationChanged) |
| 616 | { |
| 617 | iStateFlags &= ~EOrientationFlags; |
| 618 | iStateFlags |= iNewFlags; |
| 619 | SetCopyFunction(); |
| 620 | iStateFlags &= ~EOrientationChanged; |
| 621 | EpocSdlEnv::WaitDeviceChange(); |
| 622 | return EFalse; //skip this frame as data is may be changed |
| 623 | } |
| 624 | |
| 625 | if(iTargetAddr == NULL) |
| 626 | { |
| 627 | iTargetAddr = LockHwSurface(); |
| 628 | } |
| 629 | TUint8* target = iTargetAddr; |
| 630 | if(target == NULL) |
| 631 | return EFalse; |
| 632 | |
| 633 | |
| 634 | TRect targetRect = HwRect(); |
| 635 | TRect sourceRect = aRect; |
| 636 | TRect updateRect = aUpdateRect; |
| 637 | |
| 638 | if(iStateFlags & EOrientation90) |
| 639 | { |
| 640 | Rotate(sourceRect); |
| 641 | Rotate(updateRect); |
| 642 | } |
| 643 | |
| 644 | if(iSourceMode != DisplayMode() || targetRect != sourceRect || targetRect != updateRect || ((iStateFlags & EOrientationFlags) != 0)) |
| 645 | { |
| 646 | sourceRect.Intersection(targetRect); //so source always smaller or equal than target |
| 647 | updateRect.Intersection(targetRect); |
| 648 | ClipCopy(target, aBits, updateRect, sourceRect); |
| 649 | } |
| 650 | else |
| 651 | { |
| 652 | const TInt byteCount = aRect.Width() * aRect.Height() * iSourceBpp; //this could be stored |
| 653 | Mem::Copy(target, aBits, byteCount); |
| 654 | } |
| 655 | |
| 656 | return ETrue; |
| 657 | } |
| 658 | |
| 659 | CDsa* CDsa::CreateL(RWsSession& aSession) |
| 660 | { |
| 661 | if(EpocSdlEnv::Flags(CSDL::EDrawModeDSB)) |
| 662 | { |
| 663 | TInt flags = CDirectScreenBitmap::ENone; |
| 664 | if(EpocSdlEnv::Flags(CSDL::EDrawModeDSBDoubleBuffer)) |
| 665 | flags |= CDirectScreenBitmap::EDoubleBuffer; |
| 666 | if(EpocSdlEnv::Flags(CSDL::EDrawModeDSBIncrentalUpdate)) |
| 667 | flags |= CDirectScreenBitmap::EIncrementalUpdate; |
| 668 | return new (ELeave) CDsaB(aSession); |
| 669 | } |
| 670 | else |
| 671 | return new (ELeave) CDsaA(aSession); |
| 672 | } |
| 673 | |
| 674 | void CDsa::CreateZoomerL(const TSize& aSize) |
| 675 | { |
| 676 | iSwSize = aSize; |
| 677 | iStateFlags |= EResizeRequest; |
| 678 | CreateSurfaceL(); |
| 679 | SetTargetRect(); |
| 680 | } |
| 681 | |
| 682 | TPoint CDsa::WindowCoordinates(const TPoint& aPoint) const |
| 683 | { |
| 684 | TPoint pos = aPoint - iScreenRect.iTl; |
| 685 | const TSize asz = iScreenRect.Size(); |
| 686 | if(iStateFlags & EOrientation180) |
| 687 | { |
| 688 | pos.iX = asz.iWidth - pos.iX; |
| 689 | pos.iY = asz.iHeight - pos.iY; |
| 690 | } |
| 691 | if(iStateFlags & EOrientation90) |
| 692 | { |
| 693 | pos.iX = aPoint.iY; |
| 694 | pos.iY = aPoint.iX; |
| 695 | } |
| 696 | pos.iX <<= 16; |
| 697 | pos.iY <<= 16; |
| 698 | pos.iX /= asz.iWidth; |
| 699 | pos.iY /= asz.iHeight; |
| 700 | pos.iX *= iSwSize.iWidth; |
| 701 | pos.iY *= iSwSize.iHeight; |
| 702 | pos.iX >>= 16; |
| 703 | pos.iY >>= 16; |
| 704 | return pos; |
| 705 | } |
| 706 | |
| 707 | void CDsa::SetTargetRect() |
| 708 | { |
| 709 | iTargetRect = iScreenRect; |
| 710 | if(iStateFlags & EResizeRequest && EpocSdlEnv::Flags(CSDL::EAllowImageResizeKeepRatio)) |
| 711 | { |
| 712 | const TSize asz = iScreenRect.Size(); |
| 713 | const TSize sz = iSwSize; |
| 714 | |
| 715 | TRect rect; |
| 716 | |
| 717 | const TInt dh = (sz.iHeight << 16) / sz.iWidth; |
| 718 | |
| 719 | if((asz.iWidth * dh ) >> 16 <= asz.iHeight) |
| 720 | { |
| 721 | rect.SetRect(TPoint(0, 0), TSize(asz.iWidth, (asz.iWidth * dh) >> 16)); |
| 722 | } |
| 723 | else |
| 724 | { |
| 725 | const TInt dw = (sz.iWidth << 16) / sz.iHeight; |
| 726 | rect.SetRect(TPoint(0, 0), TSize((asz.iHeight * dw) >> 16, asz.iHeight)); |
| 727 | } |
| 728 | rect.Move((asz.iWidth - rect.Size().iWidth) >> 1, (asz.iHeight - rect.Size().iHeight) >> 1); |
| 729 | |
| 730 | iTargetRect = rect; |
| 731 | iTargetRect.Move(iScreenRect.iTl); |
| 732 | |
| 733 | } |
| 734 | if(!(iStateFlags & EResizeRequest)) |
| 735 | iSwSize = iScreenRect.Size(); |
| 736 | // iScanLineWidth = /*iTargetBpp **/ SwSize().iWidth; |
| 737 | } |
| 738 | |
| 739 | void CDsa::RecreateL() |
| 740 | { |
| 741 | } |
| 742 | |
| 743 | void CDsa::Free() |
| 744 | { |
| 745 | } |
| 746 | |
| 747 | void CDsa::UpdateSwSurface() |
| 748 | { |
| 749 | iTargetAddr = NULL; |
| 750 | UnlockHwSurface(); //could be faster if does not use AO, but only check status before redraw, then no context switch needed |
| 751 | } |
| 752 | |
| 753 | void CDsa::SetBlitter(MBlitter* aBlitter) |
| 754 | { |
| 755 | iBlitter = aBlitter; |
| 756 | } |
| 757 | |
| 758 | void CDsa::DrawOverlays() |
| 759 | { |
| 760 | const TInt last = iOverlays.Count() - 1; |
| 761 | for(TInt i = last; i >= 0 ; i--) |
| 762 | iOverlays[i].iOverlay->Draw(*iDsa->Gc(), HwRect(), SwSize()); |
| 763 | } |
| 764 | |
| 765 | TInt CDsa::AppendOverlay(MOverlay& aOverlay, TInt aPriority) |
| 766 | { |
| 767 | TInt i; |
| 768 | for(i = 0; i < iOverlays.Count() && iOverlays[i].iPriority < aPriority; i++) |
| 769 | {} |
| 770 | const TOverlay overlay = {&aOverlay, aPriority}; |
| 771 | return iOverlays.Insert(overlay, i); |
| 772 | } |
| 773 | |
| 774 | TInt CDsa::RemoveOverlay(MOverlay& aOverlay) |
| 775 | { |
| 776 | for(TInt i = 0; i < iOverlays.Count(); i++) |
| 777 | { |
| 778 | if(iOverlays[i].iOverlay == &aOverlay) |
| 779 | { |
| 780 | iOverlays.Remove(i); |
| 781 | return KErrNone; |
| 782 | } |
| 783 | } |
| 784 | return KErrNotFound; |
| 785 | } |
| 786 | |
| 787 | TInt CDsa::RedrawRequest() |
| 788 | { |
| 789 | if(!(iStateFlags & (EUpdating) && (iStateFlags & ERunning))) |
| 790 | { |
| 791 | return ExternalUpdate(); |
| 792 | } |
| 793 | return KErrNotReady; |
| 794 | } |
| 795 | |
| 796 | |
| 797 | void CDsa::Resume() |
| 798 | { |
| 799 | if(Stopped()) |
| 800 | Restart(RDirectScreenAccess::ETerminateRegion); |
| 801 | } |
| 802 | |
| 803 | void CDsa::DoStop() |
| 804 | { |
| 805 | if(IsDsaAvailable()) |
| 806 | iStateFlags |= ESdlThreadExplicitStop; |
| 807 | Stop(); |
| 808 | } |
| 809 | |
| 810 | void CDsa::Stop() |
| 811 | { |
| 812 | iStateFlags &= ~ERunning; |
| 813 | // Cancel(); //can be called only from main! |
| 814 | iDsa->Cancel(); |
| 815 | } |
| 816 | |
| 817 | void CDsa::AbortNow(RDirectScreenAccess::TTerminationReasons /*aReason*/) |
| 818 | { |
| 819 | // iStateFlags |= EChangeNotify; |
| 820 | Stop(); |
| 821 | } |
| 822 | |
| 823 | void CDsa::Restart(RDirectScreenAccess::TTerminationReasons aReason) |
| 824 | { |
| 825 | if(aReason == RDirectScreenAccess::ETerminateRegion) //auto restart |
| 826 | { |
| 827 | TRAPD(err, RestartL()); |
| 828 | PANIC_IF_ERROR(err); |
| 829 | } |
| 830 | } |
| 831 | /*) |
| 832 | TBool CDsa::ChangeTrigger() |
| 833 | { |
| 834 | const TBool change = iStateFlags & EChangeNotify; |
| 835 | iStateFlags &= ~EChangeNotify; |
| 836 | return change; |
| 837 | } |
| 838 | */ |
| 839 | ///////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
| 840 | |
| 841 | void CDsa::Copy256(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 842 | { |
| 843 | TUint32* target = aTarget; |
| 844 | const TUint32* endt = target + aBytes; |
| 845 | const TUint8* source = aSource; |
| 846 | while(target < endt) |
| 847 | { |
| 848 | *target++ = aDsa.iLut256[*source++]; |
| 849 | } |
| 850 | } |
| 851 | |
| 852 | void CDsa::Copy256Reversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 853 | { |
| 854 | const TUint32* target = aTarget; |
| 855 | TUint32* endt = aTarget + aBytes; |
| 856 | const TUint8* source = aSource; |
| 857 | while(target < endt) |
| 858 | { |
| 859 | *(--endt) = aDsa.iLut256[*source++]; |
| 860 | } |
| 861 | } |
| 862 | |
| 863 | void CDsa::Copy256Flip(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 864 | { |
| 865 | TUint32* target = aTarget; |
| 866 | const TUint32* endt = target + aBytes; |
| 867 | const TUint8* column = aSource; |
| 868 | |
| 869 | while(target < endt) |
| 870 | { |
| 871 | *target++ = aDsa.iLut256[*column]; |
| 872 | column += aLineLen; |
| 873 | } |
| 874 | } |
| 875 | |
| 876 | void CDsa::Copy256FlipReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 877 | { |
| 878 | const TUint32* target = aTarget; |
| 879 | TUint32* endt = aTarget + aBytes; |
| 880 | const TUint8* column = aSource; |
| 881 | |
| 882 | while(target < endt) |
| 883 | { |
| 884 | *(--endt) = aDsa.iLut256[*column]; |
| 885 | column += aLineLen; |
| 886 | } |
| 887 | } |
| 888 | |
| 889 | void CDsa::CopyMem(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 890 | { |
| 891 | Mem::Copy(aTarget, aSource, aBytes); |
| 892 | } |
| 893 | |
| 894 | void CDsa::CopyMemFlip(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 895 | { |
| 896 | TUint32* target = aTarget; |
| 897 | const TUint32* endt = target + aBytes; |
| 898 | const TUint32* column = reinterpret_cast<const TUint32*>(aSource); |
| 899 | |
| 900 | while(target < endt) |
| 901 | { |
| 902 | *target++ = *column; |
| 903 | column += aLineLen; |
| 904 | } |
| 905 | } |
| 906 | |
| 907 | void CDsa::CopyMemReversed(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 908 | { |
| 909 | const TUint32* target = aTarget; |
| 910 | TUint32* endt = aTarget + aBytes; |
| 911 | const TUint32* source = reinterpret_cast<const TUint32*>(aSource); |
| 912 | while(target < endt) |
| 913 | { |
| 914 | *(--endt) = *source++; |
| 915 | } |
| 916 | } |
| 917 | |
| 918 | |
| 919 | void CDsa::CopyMemFlipReversed(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 920 | { |
| 921 | const TUint32* target = aTarget; |
| 922 | TUint32* endt = aTarget + aBytes; |
| 923 | const TUint32* column = reinterpret_cast<const TUint32*>(aSource); |
| 924 | |
| 925 | while(target < endt) |
| 926 | { |
| 927 | *(--endt) = *column; |
| 928 | column += aLineLen; |
| 929 | } |
| 930 | } |
| 931 | |
| 932 | |
| 933 | typedef TRgb (*TRgbFunc) (TInt aValue); |
| 934 | |
| 935 | LOCAL_C TRgb rgb16MA(TInt aValue) |
| 936 | { |
| 937 | return TRgb::Color16MA(aValue); |
| 938 | } |
| 939 | |
| 940 | NONSHARABLE_CLASS(MRgbCopy) |
| 941 | { |
| 942 | public: |
| 943 | virtual void Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed) = 0; |
| 944 | virtual void FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed) = 0; |
| 945 | }; |
| 946 | template <class T> |
| 947 | NONSHARABLE_CLASS(TRgbCopy) : public MRgbCopy |
| 948 | { |
| 949 | public: |
| 950 | TRgbCopy(TDisplayMode aMode); |
| 951 | void* operator new(TUint aBytes, TAny* aMem); |
| 952 | void Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed); |
| 953 | void FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed); |
| 954 | private: |
| 955 | TRgbFunc iFunc; |
| 956 | }; |
| 957 | |
| 958 | template <class T> |
| 959 | void* TRgbCopy<T>::operator new(TUint /*aBytes*/, TAny* aMem) |
| 960 | { |
| 961 | return aMem; |
| 962 | } |
| 963 | |
| 964 | template <class T> |
| 965 | TRgbCopy<T>::TRgbCopy(TDisplayMode aMode) |
| 966 | { |
| 967 | switch(aMode) |
| 968 | { |
| 969 | case EGray256 : iFunc = TRgb::Gray256; break; |
| 970 | case EColor256 : iFunc = TRgb::Color256; break; |
| 971 | case EColor4K : iFunc = TRgb::Color4K; break; |
| 972 | case EColor64K : iFunc = TRgb::Color64K; break; |
| 973 | case EColor16M : iFunc = TRgb::Color16M; break; |
| 974 | case EColor16MU : iFunc = TRgb::Color16MU; break; |
| 975 | case EColor16MA : iFunc = rgb16MA; break; |
| 976 | default: |
| 977 | PANIC(KErrNotSupported); |
| 978 | } |
| 979 | } |
| 980 | |
| 981 | template <class T> |
| 982 | void TRgbCopy<T>::Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed) |
| 983 | { |
| 984 | const T* source = reinterpret_cast<const T*>(aSource); |
| 985 | TUint32* target = aTarget; |
| 986 | TUint32* endt = target + aBytes; |
| 987 | |
| 988 | if(aReversed) |
| 989 | { |
| 990 | while(target < endt) |
| 991 | { |
| 992 | TUint32 value = *source++; |
| 993 | *(--endt) = iFunc(value).Value(); |
| 994 | } |
| 995 | } |
| 996 | else |
| 997 | { |
| 998 | while(target < endt) |
| 999 | { |
| 1000 | TUint32 value = *source++; |
| 1001 | *target++ = iFunc(value).Value(); |
| 1002 | } |
| 1003 | } |
| 1004 | } |
| 1005 | |
| 1006 | template <class T> |
| 1007 | void TRgbCopy<T>::FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed) |
| 1008 | { |
| 1009 | const T* column = reinterpret_cast<const T*>(aSource); |
| 1010 | TUint32* target = aTarget; |
| 1011 | TUint32* endt = target + aBytes; |
| 1012 | |
| 1013 | if(aReversed) |
| 1014 | { |
| 1015 | while(target < endt) |
| 1016 | { |
| 1017 | *(--endt) = iFunc(*column).Value(); |
| 1018 | column += aLineLen; |
| 1019 | } |
| 1020 | } |
| 1021 | else |
| 1022 | { |
| 1023 | while(target < endt) |
| 1024 | { |
| 1025 | *target++ = iFunc(*column).Value(); |
| 1026 | column += aLineLen; |
| 1027 | } |
| 1028 | } |
| 1029 | } |
| 1030 | |
| 1031 | |
| 1032 | typedef TUint64 TStackMem; |
| 1033 | |
| 1034 | LOCAL_C MRgbCopy* GetCopy(TAny* mem, TDisplayMode aMode) |
| 1035 | { |
| 1036 | if(aMode == EColor256 || aMode == EGray256) |
| 1037 | { |
| 1038 | return new (mem) TRgbCopy<TUint8>(aMode); |
| 1039 | } |
| 1040 | if(aMode == EColor4K || aMode == EColor64K) |
| 1041 | { |
| 1042 | return new (mem) TRgbCopy<TUint16>(aMode); |
| 1043 | } |
| 1044 | if(aMode == EColor16M || aMode == EColor16MU || aMode == EColor16MA) |
| 1045 | { |
| 1046 | return new (mem) TRgbCopy<TUint32>(aMode); |
| 1047 | } |
| 1048 | PANIC(KErrNotSupported); |
| 1049 | return NULL; |
| 1050 | } |
| 1051 | |
| 1052 | |
| 1053 | void CDsa::CopySlowFlipReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 1054 | { |
| 1055 | TStackMem mem = 0; |
| 1056 | GetCopy(&mem, aDsa.iSourceMode)->FlipCopy(aTarget, aSource, aBytes, aLineLen, ETrue); |
| 1057 | } |
| 1058 | |
| 1059 | void CDsa::CopySlowFlip(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 1060 | { |
| 1061 | TStackMem mem = 0; |
| 1062 | GetCopy(&mem, aDsa.iSourceMode)->FlipCopy(aTarget, aSource, aBytes, aLineLen, EFalse); |
| 1063 | } |
| 1064 | |
| 1065 | void CDsa::CopySlow(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 1066 | { |
| 1067 | TStackMem mem = 0; |
| 1068 | GetCopy(&mem, aDsa.iSourceMode)->Copy(aTarget, aSource, aBytes, EFalse); |
| 1069 | } |
| 1070 | |
| 1071 | void CDsa::CopySlowReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 1072 | { |
| 1073 | TStackMem mem = 0; |
| 1074 | GetCopy(&mem, aDsa.iSourceMode)->Copy(aTarget, aSource, aBytes, ETrue); |
| 1075 | } |