OLD | NEW |
---|---|
1 | 1 |
2 /* | 2 /* |
3 * Copyright 2013 Google Inc. | 3 * Copyright 2013 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #include "Benchmark.h" | 9 #include "Benchmark.h" |
10 #include "SkDeferredCanvas.h" | 10 #include "SkDeferredCanvas.h" |
(...skipping 20 matching lines...) Expand all Loading... | |
31 "DeferredSurfaceCopy_nonDiscardable"; | 31 "DeferredSurfaceCopy_nonDiscardable"; |
32 } | 32 } |
33 | 33 |
34 virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { | 34 virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { |
35 // The canvas is not actually used for this test except to provide | 35 // The canvas is not actually used for this test except to provide |
36 // configuration information: gpu, multisampling, size, etc? | 36 // configuration information: gpu, multisampling, size, etc? |
37 SkImageInfo info = SkImageInfo::MakeN32Premul(kSurfaceWidth, kSurfaceHei ght); | 37 SkImageInfo info = SkImageInfo::MakeN32Premul(kSurfaceWidth, kSurfaceHei ght); |
38 const SkRect fullCanvasRect = SkRect::MakeWH( | 38 const SkRect fullCanvasRect = SkRect::MakeWH( |
39 SkIntToScalar(kSurfaceWidth), SkIntToScalar(kSurfaceHeight)); | 39 SkIntToScalar(kSurfaceWidth), SkIntToScalar(kSurfaceHeight)); |
40 SkAutoTUnref<SkSurface> surface(canvas->newSurface(info)); | 40 SkAutoTUnref<SkSurface> surface(canvas->newSurface(info)); |
41 | |
42 // newSurface() can return NULL for several reasons, so we need to check | |
43 if (NULL == surface.get()) { | |
44 return; // should we signal the caller that we hit an error? | |
mtklein
2014/10/02 19:43:08
Can't hurt to at least log it?
SkDebugf("Surface
reed1
2014/10/02 19:53:27
Done.
| |
45 } | |
46 | |
41 SkAutoTUnref<SkDeferredCanvas> drawingCanvas(SkDeferredCanvas::Create(su rface)); | 47 SkAutoTUnref<SkDeferredCanvas> drawingCanvas(SkDeferredCanvas::Create(su rface)); |
42 | 48 |
43 for (int iteration = 0; iteration < loops; iteration++) { | 49 for (int iteration = 0; iteration < loops; iteration++) { |
44 drawingCanvas->clear(0); | 50 drawingCanvas->clear(0); |
45 SkAutoTUnref<SkImage> image(drawingCanvas->newImageSnapshot()); | 51 SkAutoTUnref<SkImage> image(drawingCanvas->newImageSnapshot()); |
46 SkPaint paint; | 52 SkPaint paint; |
47 if (!fDiscardableContents) { | 53 if (!fDiscardableContents) { |
48 // If paint is not opaque, prior canvas contents are | 54 // If paint is not opaque, prior canvas contents are |
49 // not discardable because they are needed for compositing. | 55 // not discardable because they are needed for compositing. |
50 paint.setAlpha(127); | 56 paint.setAlpha(127); |
51 } | 57 } |
52 drawingCanvas->drawRect(fullCanvasRect, paint); | 58 drawingCanvas->drawRect(fullCanvasRect, paint); |
53 // Trigger copy on write, which should be faster in the discardable case. | 59 // Trigger copy on write, which should be faster in the discardable case. |
54 drawingCanvas->flush(); | 60 drawingCanvas->flush(); |
55 } | 61 } |
56 } | 62 } |
57 | 63 |
58 private: | 64 private: |
59 bool fDiscardableContents; | 65 bool fDiscardableContents; |
60 | 66 |
61 typedef Benchmark INHERITED; | 67 typedef Benchmark INHERITED; |
62 }; | 68 }; |
63 | 69 |
64 ////////////////////////////////////////////////////////////////////////////// | 70 ////////////////////////////////////////////////////////////////////////////// |
65 | 71 |
66 DEF_BENCH( return new DeferredSurfaceCopyBench(false); ) | 72 DEF_BENCH( return new DeferredSurfaceCopyBench(false); ) |
67 DEF_BENCH( return new DeferredSurfaceCopyBench(true); ) | 73 DEF_BENCH( return new DeferredSurfaceCopyBench(true); ) |
OLD | NEW |