third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.h - Issue 1962413002: Implement transferToImageBitmap() in WebGLRenderingContext

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Issue 1962413002: Implement transferToImageBitmap() in WebGLRenderingContext (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 7 months ago

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1 /*	1 /*

2 * Copyright (C) 2009 Apple Inc. All rights reserved.	2 * Copyright (C) 2009 Apple 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 * 1. Redistributions of source code must retain the above copyright	7 * 1. Redistributions of source code must retain the above copyright

8 * notice, this list of conditions and the following disclaimer.	8 * notice, this list of conditions and the following disclaimer.

9 * 2. Redistributions in binary form must reproduce the above copyright	9 * 2. Redistributions in binary form must reproduce the above copyright

10 * notice, this list of conditions and the following disclaimer in the	10 * notice, this list of conditions and the following disclaimer in the

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1084 static void removeFromEvictedList(WebGLRenderingContextBase*);	1084 static void removeFromEvictedList(WebGLRenderingContextBase*);

1085 static void willDestroyContext(WebGLRenderingContextBase*);	1085 static void willDestroyContext(WebGLRenderingContextBase*);

1086 static void forciblyLoseOldestContext(const String& reason);	1086 static void forciblyLoseOldestContext(const String& reason);

1087 // Return the least recently used context's position in the active context v ector.	1087 // Return the least recently used context's position in the active context v ector.

1088 // If the vector is empty, return the maximum allowed active context number.	1088 // If the vector is empty, return the maximum allowed active context number.

1089 static WebGLRenderingContextBase* oldestContext();	1089 static WebGLRenderingContextBase* oldestContext();

1090 static WebGLRenderingContextBase* oldestEvictedContext();	1090 static WebGLRenderingContextBase* oldestEvictedContext();

1091	1091

1092 CrossThreadWeakPersistentThisPointer<WebGLRenderingContextBase> createWeakTh isPointer() { return CrossThreadWeakPersistentThisPointer<WebGLRenderingContextB ase>(this); }	1092 CrossThreadWeakPersistentThisPointer<WebGLRenderingContextBase> createWeakTh isPointer() { return CrossThreadWeakPersistentThisPointer<WebGLRenderingContextB ase>(this); }

1093	1093

	1094 ImageBitmap* transferToImageBitmapBase();

1094 private:	1095 private:

1095 WebGLRenderingContextBase(HTMLCanvasElement, OffscreenCanvas, PassOwnPtr<W ebGraphicsContext3DProvider>, const WebGLContextAttributes&);	1096 WebGLRenderingContextBase(HTMLCanvasElement, OffscreenCanvas, PassOwnPtr<W ebGraphicsContext3DProvider>, const WebGLContextAttributes&);

1096 static PassOwnPtr<WebGraphicsContext3DProvider> createContextProviderInterna l(HTMLCanvasElement, ScriptState, WebGLContextAttributes, unsigned);	1097 static PassOwnPtr<WebGraphicsContext3DProvider> createContextProviderInterna l(HTMLCanvasElement, ScriptState, WebGLContextAttributes, unsigned);

1097 class ContextProviderCreationInfo;	1098 class ContextProviderCreationInfo;

1098 static void createContextProviderOnMainThread(ContextProviderCreationInfo, WaitableEvent);	1099 static void createContextProviderOnMainThread(ContextProviderCreationInfo, WaitableEvent);

1099 static PassOwnPtr<WebGraphicsContext3DProvider> createContextProviderOnWorke rThread(Platform::ContextAttributes, Platform::GraphicsInfo, ScriptState*);	1100 static PassOwnPtr<WebGraphicsContext3DProvider> createContextProviderOnWorke rThread(Platform::ContextAttributes, Platform::GraphicsInfo, ScriptState*);

1100 };	1101 };

1101	1102

1102 DEFINE_TYPE_CASTS(WebGLRenderingContextBase, CanvasRenderingContext, context, co ntext->is3d(), context.is3d());	1103 DEFINE_TYPE_CASTS(WebGLRenderingContextBase, CanvasRenderingContext, context, co ntext->is3d(), context.is3d());

1103	1104

1104 } // namespace blink	1105 } // namespace blink

1105	1106

1106 WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(blink::WebGLRenderingContextB ase::TextureUnitState);	1107 WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(blink::WebGLRenderingContextB ase::TextureUnitState);

1107	1108

1108 #endif // WebGLRenderingContextBase_h	1109 #endif // WebGLRenderingContextBase_h

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