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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkGpuDevice.h" | 8 #include "SkGpuDevice.h" |
9 | 9 |
10 #include "effects/GrBicubicEffect.h" | 10 #include "effects/GrBicubicEffect.h" |
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336 | 336 |
337 /////////////////////////////////////////////////////////////////////////////// | 337 /////////////////////////////////////////////////////////////////////////////// |
338 | 338 |
339 void SkGpuDevice::makeRenderTargetCurrent() { | 339 void SkGpuDevice::makeRenderTargetCurrent() { |
340 DO_DEFERRED_CLEAR(); | 340 DO_DEFERRED_CLEAR(); |
341 fContext->setRenderTarget(fRenderTarget); | 341 fContext->setRenderTarget(fRenderTarget); |
342 } | 342 } |
343 | 343 |
344 /////////////////////////////////////////////////////////////////////////////// | 344 /////////////////////////////////////////////////////////////////////////////// |
345 | 345 |
346 #ifdef SK_SUPPORT_LEGACY_READPIXELSCONFIG | |
347 namespace { | |
348 GrPixelConfig config8888_to_grconfig_and_flags(SkCanvas::Config8888 config8888,
uint32_t* flags) { | |
349 switch (config8888) { | |
350 case SkCanvas::kNative_Premul_Config8888: | |
351 *flags = 0; | |
352 return kSkia8888_GrPixelConfig; | |
353 case SkCanvas::kNative_Unpremul_Config8888: | |
354 *flags = GrContext::kUnpremul_PixelOpsFlag; | |
355 return kSkia8888_GrPixelConfig; | |
356 case SkCanvas::kBGRA_Premul_Config8888: | |
357 *flags = 0; | |
358 return kBGRA_8888_GrPixelConfig; | |
359 case SkCanvas::kBGRA_Unpremul_Config8888: | |
360 *flags = GrContext::kUnpremul_PixelOpsFlag; | |
361 return kBGRA_8888_GrPixelConfig; | |
362 case SkCanvas::kRGBA_Premul_Config8888: | |
363 *flags = 0; | |
364 return kRGBA_8888_GrPixelConfig; | |
365 case SkCanvas::kRGBA_Unpremul_Config8888: | |
366 *flags = GrContext::kUnpremul_PixelOpsFlag; | |
367 return kRGBA_8888_GrPixelConfig; | |
368 default: | |
369 GrCrash("Unexpected Config8888."); | |
370 *flags = 0; // suppress warning | |
371 return kSkia8888_GrPixelConfig; | |
372 } | |
373 } | |
374 } | |
375 | |
376 bool SkGpuDevice::onReadPixels(const SkBitmap& bitmap, | |
377 int x, int y, | |
378 SkCanvas::Config8888 config8888) { | |
379 DO_DEFERRED_CLEAR(); | |
380 SkASSERT(SkBitmap::kARGB_8888_Config == bitmap.config()); | |
381 SkASSERT(!bitmap.isNull()); | |
382 SkASSERT(SkIRect::MakeWH(this->width(), this->height()).contains(SkIRect::Ma
keXYWH(x, y, bitmap.width(), bitmap.height()))); | |
383 | |
384 SkAutoLockPixels alp(bitmap); | |
385 GrPixelConfig config; | |
386 uint32_t flags; | |
387 config = config8888_to_grconfig_and_flags(config8888, &flags); | |
388 return fContext->readRenderTargetPixels(fRenderTarget, | |
389 x, y, | |
390 bitmap.width(), | |
391 bitmap.height(), | |
392 config, | |
393 bitmap.getPixels(), | |
394 bitmap.rowBytes(), | |
395 flags); | |
396 } | |
397 #endif | |
398 | |
399 bool SkGpuDevice::onReadPixels(const SkImageInfo& dstInfo, void* dstPixels, size
_t dstRowBytes, | 346 bool SkGpuDevice::onReadPixels(const SkImageInfo& dstInfo, void* dstPixels, size
_t dstRowBytes, |
400 int x, int y) { | 347 int x, int y) { |
401 DO_DEFERRED_CLEAR(); | 348 DO_DEFERRED_CLEAR(); |
402 | 349 |
403 // TODO: teach fRenderTarget to take ImageInfo directly to specify the src p
ixels | 350 // TODO: teach fRenderTarget to take ImageInfo directly to specify the src p
ixels |
404 GrPixelConfig config = SkImageInfo2GrPixelConfig(dstInfo.colorType(), dstInf
o.alphaType()); | 351 GrPixelConfig config = SkImageInfo2GrPixelConfig(dstInfo.colorType(), dstInf
o.alphaType()); |
405 if (kUnknown_GrPixelConfig == config) { | 352 if (kUnknown_GrPixelConfig == config) { |
406 return false; | 353 return false; |
407 } | 354 } |
408 | 355 |
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2030 if (NULL == data) { | 1977 if (NULL == data) { |
2031 return false; | 1978 return false; |
2032 } | 1979 } |
2033 | 1980 |
2034 #if 0 | 1981 #if 0 |
2035 const GPUAccelData *gpuData = static_cast<const GPUAccelData*>(data); | 1982 const GPUAccelData *gpuData = static_cast<const GPUAccelData*>(data); |
2036 #endif | 1983 #endif |
2037 | 1984 |
2038 return false; | 1985 return false; |
2039 } | 1986 } |
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