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Side by Side Diff: third_party/WebKit/Source/platform/graphics/Canvas2DLayerBridge.h

Issue 2398453002: Rewrap comments to 80 columns in Source/platform/graphics/. (Closed)
Patch Set: Review feedback Created 4 years, 2 months ago
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1 /* 1 /*
2 * Copyright (C) 2012 Google Inc. All rights reserved. 2 * Copyright (C) 2012 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 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 7 *
8 * 1. Redistributions of source code must retain the above copyright 8 * 1. 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 * 2. Redistributions in binary form must reproduce the above copyright 10 * 2. Redistributions in binary form must reproduce the above copyright
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56 56
57 namespace blink { 57 namespace blink {
58 58
59 class Canvas2DLayerBridgeHistogramLogger; 59 class Canvas2DLayerBridgeHistogramLogger;
60 class Canvas2DLayerBridgeTest; 60 class Canvas2DLayerBridgeTest;
61 class ImageBuffer; 61 class ImageBuffer;
62 class WebGraphicsContext3DProvider; 62 class WebGraphicsContext3DProvider;
63 class SharedContextRateLimiter; 63 class SharedContextRateLimiter;
64 64
65 #if OS(MACOSX) 65 #if OS(MACOSX)
66 // Canvas hibernation is currently disabled on MacOS X due to a bug that causes content loss 66 // Canvas hibernation is currently disabled on MacOS X due to a bug that causes
67 // TODO: Find a better fix for crbug.com/588434 67 // content loss. TODO: Find a better fix for crbug.com/588434
68 #define CANVAS2D_HIBERNATION_ENABLED 0 68 #define CANVAS2D_HIBERNATION_ENABLED 0
69 69
70 // IOSurfaces are a primitive only present on OS X. 70 // IOSurfaces are a primitive only present on OS X.
71 #define USE_IOSURFACE_FOR_2D_CANVAS 1 71 #define USE_IOSURFACE_FOR_2D_CANVAS 1
72 #else 72 #else
73 #define CANVAS2D_HIBERNATION_ENABLED 1 73 #define CANVAS2D_HIBERNATION_ENABLED 1
74 #define USE_IOSURFACE_FOR_2D_CANVAS 0 74 #define USE_IOSURFACE_FOR_2D_CANVAS 0
75 #endif 75 #endif
76 76
77 // TODO: Fix background rendering and remove this workaround. crbug.com/600386 77 // TODO: Fix background rendering and remove this workaround. crbug.com/600386
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267 bool m_dontUseIdleSchedulingForTesting = false; 267 bool m_dontUseIdleSchedulingForTesting = false;
268 268
269 friend class Canvas2DLayerBridgeTest; 269 friend class Canvas2DLayerBridgeTest;
270 friend class CanvasRenderingContext2DTest; 270 friend class CanvasRenderingContext2DTest;
271 friend class HTMLCanvasPainterTestForSPv2; 271 friend class HTMLCanvasPainterTestForSPv2;
272 272
273 uint32_t m_lastImageId; 273 uint32_t m_lastImageId;
274 274
275 enum { 275 enum {
276 // We should normally not have more that two active mailboxes at a time, 276 // We should normally not have more that two active mailboxes at a time,
277 // but sometime we may have three due to the async nature of mailbox handlin g. 277 // but sometimes we may have three due to the async nature of mailbox
278 // handling.
278 MaxActiveMailboxes = 3, 279 MaxActiveMailboxes = 3,
279 }; 280 };
280 281
281 Deque<MailboxInfo, MaxActiveMailboxes> m_mailboxes; 282 Deque<MailboxInfo, MaxActiveMailboxes> m_mailboxes;
282 GLenum m_lastFilter; 283 GLenum m_lastFilter;
283 AccelerationMode m_accelerationMode; 284 AccelerationMode m_accelerationMode;
284 OpacityMode m_opacityMode; 285 OpacityMode m_opacityMode;
285 const IntSize m_size; 286 const IntSize m_size;
286 sk_sp<SkColorSpace> m_colorSpace; 287 sk_sp<SkColorSpace> m_colorSpace;
287 int m_recordingPixelCount; 288 int m_recordingPixelCount;
288 289
289 #if USE_IOSURFACE_FOR_2D_CANVAS 290 #if USE_IOSURFACE_FOR_2D_CANVAS
290 // Each element in this vector represents an IOSurface backed texture that 291 // Each element in this vector represents an IOSurface backed texture that
291 // is ready to be reused. 292 // is ready to be reused.
292 // Elements in this vector can safely be purged in low memory conditions. 293 // Elements in this vector can safely be purged in low memory conditions.
293 Vector<RefPtr<ImageInfo>> m_imageInfoCache; 294 Vector<RefPtr<ImageInfo>> m_imageInfoCache;
294 #endif // USE_IOSURFACE_FOR_2D_CANVAS 295 #endif // USE_IOSURFACE_FOR_2D_CANVAS
295 }; 296 };
296 297
297 } // namespace blink 298 } // namespace blink
298 299
299 #endif 300 #endif
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