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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 "SkSurface_Gpu.h" | 8 #include "SkSurface_Gpu.h" |
9 | 9 |
10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
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62 | 62 |
63 // Create a new render target and, if necessary, copy the contents of the old | 63 // Create a new render target and, if necessary, copy the contents of the old |
64 // render target into it. Note that this flushes the SkGpuDevice but | 64 // render target into it. Note that this flushes the SkGpuDevice but |
65 // doesn't force an OpenGL flush. | 65 // doesn't force an OpenGL flush. |
66 void SkSurface_Gpu::onCopyOnWrite(ContentChangeMode mode) { | 66 void SkSurface_Gpu::onCopyOnWrite(ContentChangeMode mode) { |
67 GrRenderTarget* rt = fDevice->accessRenderTarget(); | 67 GrRenderTarget* rt = fDevice->accessRenderTarget(); |
68 // are we sharing our render target with the image? Note this call should ne
ver create a new | 68 // are we sharing our render target with the image? Note this call should ne
ver create a new |
69 // image because onCopyOnWrite is only called when there is a cached image. | 69 // image because onCopyOnWrite is only called when there is a cached image. |
70 SkImage* image = this->getCachedImage(kNo_Budgeted); | 70 SkImage* image = this->getCachedImage(kNo_Budgeted); |
71 SkASSERT(image); | 71 SkASSERT(image); |
72 if (rt->asTexture() == image->getTexture()) { | 72 if (rt->asTexture() == as_IB(image)->getTexture()) { |
73 this->fDevice->replaceRenderTarget(SkSurface::kRetain_ContentChangeMode
== mode); | 73 this->fDevice->replaceRenderTarget(SkSurface::kRetain_ContentChangeMode
== mode); |
74 SkTextureImageApplyBudgetedDecision(image); | 74 SkTextureImageApplyBudgetedDecision(image); |
75 } else if (kDiscard_ContentChangeMode == mode) { | 75 } else if (kDiscard_ContentChangeMode == mode) { |
76 this->SkSurface_Gpu::onDiscard(); | 76 this->SkSurface_Gpu::onDiscard(); |
77 } | 77 } |
78 } | 78 } |
79 | 79 |
80 void SkSurface_Gpu::onDiscard() { | 80 void SkSurface_Gpu::onDiscard() { |
81 fDevice->accessRenderTarget()->discard(); | 81 fDevice->accessRenderTarget()->discard(); |
82 } | 82 } |
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115 } | 115 } |
116 SkAutoTUnref<SkGpuDevice> device(SkGpuDevice::Create(surface->asRenderTarget
(), props, | 116 SkAutoTUnref<SkGpuDevice> device(SkGpuDevice::Create(surface->asRenderTarget
(), props, |
117 SkGpuDevice::kNeedClear
_Flag)); | 117 SkGpuDevice::kNeedClear
_Flag)); |
118 if (!device) { | 118 if (!device) { |
119 return NULL; | 119 return NULL; |
120 } | 120 } |
121 return SkNEW_ARGS(SkSurface_Gpu, (device)); | 121 return SkNEW_ARGS(SkSurface_Gpu, (device)); |
122 } | 122 } |
123 | 123 |
124 #endif | 124 #endif |
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