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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 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 #ifndef WrappedBenchmark_DEFINED | 8 #ifndef WrappedBenchmark_DEFINED |
9 #define WrappedBenchmark_DEFINED | 9 #define WrappedBenchmark_DEFINED |
10 | 10 |
11 #include "Benchmark.h" | 11 #include "Benchmark.h" |
| 12 #include "SkDevice.h" |
12 #include "SkSurface.h" | 13 #include "SkSurface.h" |
13 #include "GrContext.h" | 14 #include "GrContext.h" |
14 #include "GrRenderTarget.h" | 15 #include "GrRenderTarget.h" |
15 | 16 |
16 // Wrap some other benchmark to allow specialization to either | 17 // Wrap some other benchmark to allow specialization to either |
17 // cpu or gpu backends. The derived class will override 'setupOffScreen' | 18 // cpu or gpu backends. The derived class will override 'setupOffScreen' |
18 // to create an offscreen surface in which the actual rendering will occur. | 19 // to create an offscreen surface in which the actual rendering will occur. |
19 class WrappedBenchmark : public Benchmark { | 20 class WrappedBenchmark : public Benchmark { |
20 public: | 21 public: |
21 // Takes ownership of caller's ref on `bench`. | 22 // Takes ownership of caller's ref on `bench`. |
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105 void setupOffScreen(SkCanvas* canvas) override { | 106 void setupOffScreen(SkCanvas* canvas) override { |
106 fOffScreen = SkSurface::MakeRenderTarget(canvas->getGrContext(), | 107 fOffScreen = SkSurface::MakeRenderTarget(canvas->getGrContext(), |
107 SkBudgeted::kNo, | 108 SkBudgeted::kNo, |
108 canvas->imageInfo(), | 109 canvas->imageInfo(), |
109 fNumSamples, | 110 fNumSamples, |
110 &this->surfaceProps()); | 111 &this->surfaceProps()); |
111 } | 112 } |
112 | 113 |
113 void onBlitToScreen(SkCanvas* canvas, int w, int h) override { | 114 void onBlitToScreen(SkCanvas* canvas, int w, int h) override { |
114 // We call copySurface directly on the underlying GPU surfaces for a mor
e efficient blit. | 115 // We call copySurface directly on the underlying GPU surfaces for a mor
e efficient blit. |
115 GrRenderTarget* dst = canvas->internal_private_accessTopLayerRenderTarge
t(); | 116 GrRenderTarget* dst, *src; |
116 SkASSERT(dst); | |
117 | 117 |
118 GrRenderTarget* src = fOffScreen->getCanvas()->internal_private_accessTo
pLayerRenderTarget(); | 118 SkCanvas::LayerIter canvasIter(canvas, false); |
119 SkASSERT(src); | 119 SkAssertResult((dst = canvasIter.device()->accessRenderTarget())); |
| 120 |
| 121 SkCanvas::LayerIter offscreenIter(fOffScreen->getCanvas(), false); |
| 122 SkAssertResult((src = offscreenIter.device()->accessRenderTarget())); |
120 | 123 |
121 SkASSERT(dst->getContext() == src->getContext()); | 124 SkASSERT(dst->getContext() == src->getContext()); |
122 | 125 |
123 dst->getContext()->copySurface(dst, src, SkIRect::MakeWH(w, h), SkIPoint
::Make(0, 0)); | 126 dst->getContext()->copySurface(dst, src, SkIRect::MakeWH(w, h), SkIPoint
::Make(0, 0)); |
| 127 |
| 128 #ifdef SK_DEBUG |
| 129 // This method should not be called while layers are saved. |
| 130 canvasIter.next(); |
| 131 SkASSERT(canvasIter.done()); |
| 132 |
| 133 offscreenIter.next(); |
| 134 SkASSERT(offscreenIter.done()); |
| 135 #endif |
124 } | 136 } |
125 | 137 |
126 int fNumSamples; | 138 int fNumSamples; |
127 typedef WrappedBenchmark INHERITED; | 139 typedef WrappedBenchmark INHERITED; |
128 }; | 140 }; |
129 | 141 |
130 #endif //WrappedBenchmark_DEFINED | 142 #endif //WrappedBenchmark_DEFINED |
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