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1 /* | 1 /* |
2 * Copyright (c) 2013, Google Inc. All rights reserved. | 2 * Copyright (c) 2013, Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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49 return; | 49 return; |
50 GrContext* grContext = SharedGpuContext::gr(); | 50 GrContext* grContext = SharedGpuContext::gr(); |
51 m_contextId = SharedGpuContext::contextId(); | 51 m_contextId = SharedGpuContext::contextId(); |
52 CHECK(grContext); | 52 CHECK(grContext); |
53 | 53 |
54 SkAlphaType alphaType = | 54 SkAlphaType alphaType = |
55 (Opaque == opacityMode) ? kOpaque_SkAlphaType : kPremul_SkAlphaType; | 55 (Opaque == opacityMode) ? kOpaque_SkAlphaType : kPremul_SkAlphaType; |
56 SkImageInfo info = SkImageInfo::Make(size.width(), size.height(), colorType, | 56 SkImageInfo info = SkImageInfo::Make(size.width(), size.height(), colorType, |
57 alphaType, colorSpace); | 57 alphaType, colorSpace); |
58 SkSurfaceProps disableLCDProps(0, kUnknown_SkPixelGeometry); | 58 SkSurfaceProps disableLCDProps(0, kUnknown_SkPixelGeometry); |
59 m_surface = PaintSurface::MakeRenderTarget( | 59 m_surface = SkSurface::MakeRenderTarget( |
60 grContext, SkBudgeted::kYes, info, 0 /* sampleCount */, | 60 grContext, SkBudgeted::kYes, info, 0 /* sampleCount */, |
61 Opaque == opacityMode ? nullptr : &disableLCDProps); | 61 Opaque == opacityMode ? nullptr : &disableLCDProps); |
62 if (!m_surface) | 62 if (!m_surface) |
63 return; | 63 return; |
| 64 |
| 65 m_canvas = WTF::wrapUnique(new PaintCanvas(m_surface->getCanvas())); |
64 clear(); | 66 clear(); |
65 | 67 |
66 // Always save an initial frame, to support resetting the top level matrix | 68 // Always save an initial frame, to support resetting the top level matrix |
67 // and clip. | 69 // and clip. |
68 m_surface->getCanvas()->save(); | 70 m_canvas->save(); |
69 } | 71 } |
70 | 72 |
71 bool AcceleratedImageBufferSurface::isValid() const { | 73 bool AcceleratedImageBufferSurface::isValid() const { |
72 return m_surface && SharedGpuContext::isValid() && | 74 return m_surface && SharedGpuContext::isValid() && |
73 m_contextId == SharedGpuContext::contextId(); | 75 m_contextId == SharedGpuContext::contextId(); |
74 } | 76 } |
75 | 77 |
76 sk_sp<SkImage> AcceleratedImageBufferSurface::newImageSnapshot(AccelerationHint, | 78 sk_sp<SkImage> AcceleratedImageBufferSurface::newImageSnapshot(AccelerationHint, |
77 SnapshotReason) { | 79 SnapshotReason) { |
78 return m_surface->makeImageSnapshot(); | 80 return m_surface->makeImageSnapshot(); |
79 } | 81 } |
80 | 82 |
81 GLuint AcceleratedImageBufferSurface::getBackingTextureHandleForOverwrite() { | 83 GLuint AcceleratedImageBufferSurface::getBackingTextureHandleForOverwrite() { |
82 if (!m_surface) | 84 if (!m_surface) |
83 return 0; | 85 return 0; |
84 return skia::GrBackendObjectToGrGLTextureInfo( | 86 return skia::GrBackendObjectToGrGLTextureInfo( |
85 m_surface->getTextureHandle( | 87 m_surface->getTextureHandle( |
86 PaintSurface::kDiscardWrite_TextureHandleAccess)) | 88 SkSurface::kDiscardWrite_TextureHandleAccess)) |
87 ->fID; | 89 ->fID; |
88 } | 90 } |
89 | 91 |
90 } // namespace blink | 92 } // namespace blink |
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