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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 "GrBitmapTextContext.h" | 10 #include "GrBitmapTextContext.h" |
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269 | 269 |
270 const SkBitmap& SkGpuDevice::onAccessBitmap() { | 270 const SkBitmap& SkGpuDevice::onAccessBitmap() { |
271 DO_DEFERRED_CLEAR(); | 271 DO_DEFERRED_CLEAR(); |
272 return fLegacyBitmap; | 272 return fLegacyBitmap; |
273 } | 273 } |
274 | 274 |
275 void SkGpuDevice::onAttachToCanvas(SkCanvas* canvas) { | 275 void SkGpuDevice::onAttachToCanvas(SkCanvas* canvas) { |
276 INHERITED::onAttachToCanvas(canvas); | 276 INHERITED::onAttachToCanvas(canvas); |
277 | 277 |
278 // Canvas promises that this ptr is valid until onDetachFromCanvas is called | 278 // Canvas promises that this ptr is valid until onDetachFromCanvas is called |
279 fClipData.fClipStack.reset(SkRef(canvas->getClipStack())); | 279 fClipStack.reset(SkRef(canvas->getClipStack())); |
280 } | 280 } |
281 | 281 |
282 void SkGpuDevice::onDetachFromCanvas() { | 282 void SkGpuDevice::onDetachFromCanvas() { |
283 INHERITED::onDetachFromCanvas(); | 283 INHERITED::onDetachFromCanvas(); |
284 fClipData.fClipStack.reset(NULL); | 284 fClipData.reset(); |
| 285 fClipStack.reset(NULL); |
285 } | 286 } |
286 | 287 |
287 // call this every draw call, to ensure that the context reflects our state, | 288 // call this every draw call, to ensure that the context reflects our state, |
288 // and not the state from some other canvas/device | 289 // and not the state from some other canvas/device |
289 void SkGpuDevice::prepareDraw(const SkDraw& draw) { | 290 void SkGpuDevice::prepareDraw(const SkDraw& draw) { |
290 SkASSERT(fClipData.fClipStack); | 291 SkASSERT(fClipStack.get()); |
291 | 292 |
292 SkASSERT(draw.fClipStack && draw.fClipStack == fClipData.fClipStack); | 293 SkASSERT(draw.fClipStack && draw.fClipStack == fClipStack); |
293 | 294 |
294 fClipData.fOrigin = this->getOrigin(); | 295 fClipData.setClipStack(fClipStack, &this->getOrigin()); |
295 | 296 |
296 fContext->setClip(&fClipData); | 297 fContext->setClip(&fClipData); |
297 | 298 |
298 DO_DEFERRED_CLEAR(); | 299 DO_DEFERRED_CLEAR(); |
299 } | 300 } |
300 | 301 |
301 GrRenderTarget* SkGpuDevice::accessRenderTarget() { | 302 GrRenderTarget* SkGpuDevice::accessRenderTarget() { |
302 DO_DEFERRED_CLEAR(); | 303 DO_DEFERRED_CLEAR(); |
303 return fRenderTarget; | 304 return fRenderTarget; |
304 } | 305 } |
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902 } | 903 } |
903 | 904 |
904 // Given a bitmap, an optional src rect, and a context with a clip and matrix de
termine what | 905 // Given a bitmap, an optional src rect, and a context with a clip and matrix de
termine what |
905 // pixels from the bitmap are necessary. | 906 // pixels from the bitmap are necessary. |
906 static void determine_clipped_src_rect(const GrContext* context, | 907 static void determine_clipped_src_rect(const GrContext* context, |
907 const GrRenderTarget* rt, | 908 const GrRenderTarget* rt, |
908 const SkMatrix& viewMatrix, | 909 const SkMatrix& viewMatrix, |
909 const SkBitmap& bitmap, | 910 const SkBitmap& bitmap, |
910 const SkRect* srcRectPtr, | 911 const SkRect* srcRectPtr, |
911 SkIRect* clippedSrcIRect) { | 912 SkIRect* clippedSrcIRect) { |
912 const GrClipData* clip = context->getClip(); | 913 const GrClip* clip = context->getClip(); |
913 clip->getConservativeBounds(rt, clippedSrcIRect, NULL); | 914 clip->getConservativeBounds(rt, clippedSrcIRect, NULL); |
914 SkMatrix inv; | 915 SkMatrix inv; |
915 if (!viewMatrix.invert(&inv)) { | 916 if (!viewMatrix.invert(&inv)) { |
916 clippedSrcIRect->setEmpty(); | 917 clippedSrcIRect->setEmpty(); |
917 return; | 918 return; |
918 } | 919 } |
919 SkRect clippedSrcRect = SkRect::Make(*clippedSrcIRect); | 920 SkRect clippedSrcRect = SkRect::Make(*clippedSrcIRect); |
920 inv.mapRect(&clippedSrcRect); | 921 inv.mapRect(&clippedSrcRect); |
921 if (srcRectPtr) { | 922 if (srcRectPtr) { |
922 // we've setup src space 0,0 to map to the top left of the src rect. | 923 // we've setup src space 0,0 to map to the top left of the src rect. |
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1953 #endif | 1954 #endif |
1954 } | 1955 } |
1955 | 1956 |
1956 SkImageFilter::Cache* SkGpuDevice::getImageFilterCache() { | 1957 SkImageFilter::Cache* SkGpuDevice::getImageFilterCache() { |
1957 // We always return a transient cache, so it is freed after each | 1958 // We always return a transient cache, so it is freed after each |
1958 // filter traversal. | 1959 // filter traversal. |
1959 return SkImageFilter::Cache::Create(kDefaultImageFilterCacheSize); | 1960 return SkImageFilter::Cache::Create(kDefaultImageFilterCacheSize); |
1960 } | 1961 } |
1961 | 1962 |
1962 #endif | 1963 #endif |
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