third_party/WebKit/Source/modules/webgl/WebGL2RenderingContext.h - Issue 2125023002: Reland "webgl: use immutable texture for the default FBO."

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Issue 2125023002: Reland "webgl: use immutable texture for the default FBO." (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: create immutable texture on WebGL2 Created 4 years, 5 months ago

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1 // Copyright 2015 The Chromium Authors. All rights reserved.	1 // Copyright 2015 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef WebGL2RenderingContext_h	5 #ifndef WebGL2RenderingContext_h

6 #define WebGL2RenderingContext_h	6 #define WebGL2RenderingContext_h

7	7

8 #include "core/html/canvas/CanvasRenderingContextFactory.h"	8 #include "core/html/canvas/CanvasRenderingContextFactory.h"

9 #include "modules/webgl/WebGL2RenderingContextBase.h"	9 #include "modules/webgl/WebGL2RenderingContextBase.h"

10 #include <memory>	10 #include <memory>

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25	25

26 CanvasRenderingContext* create(HTMLCanvasElement*, const CanvasContextCr eationAttributes&, Document&) override;	26 CanvasRenderingContext* create(HTMLCanvasElement*, const CanvasContextCr eationAttributes&, Document&) override;

27 CanvasRenderingContext::ContextType getContextType() const override { re turn CanvasRenderingContext::ContextWebgl2; }	27 CanvasRenderingContext::ContextType getContextType() const override { re turn CanvasRenderingContext::ContextWebgl2; }

28 void onError(HTMLCanvasElement*, const String& error) override;	28 void onError(HTMLCanvasElement*, const String& error) override;

29 };	29 };

30	30

31 ~WebGL2RenderingContext() override;	31 ~WebGL2RenderingContext() override;

32	32

33 CanvasRenderingContext::ContextType getContextType() const override { return CanvasRenderingContext::ContextWebgl2; }	33 CanvasRenderingContext::ContextType getContextType() const override { return CanvasRenderingContext::ContextWebgl2; }

34 ImageBitmap* transferToImageBitmap(ExceptionState&) final;	34 ImageBitmap* transferToImageBitmap(ExceptionState&) final;

35 unsigned version() const override { return 2; }

36 String contextName() const override { return "WebGL2RenderingContext"; }	35 String contextName() const override { return "WebGL2RenderingContext"; }

37 void registerContextExtensions() override;	36 void registerContextExtensions() override;

38 void setCanvasGetContextResult(RenderingContext&) final;	37 void setCanvasGetContextResult(RenderingContext&) final;

39 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final;	38 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final;

40	39

41 DECLARE_VIRTUAL_TRACE();	40 DECLARE_VIRTUAL_TRACE();

42	41

43 DECLARE_VIRTUAL_TRACE_WRAPPERS();	42 DECLARE_VIRTUAL_TRACE_WRAPPERS();

44	43

45 protected:	44 protected:

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59 Member<WebGLLoseContext> m_webglLoseContext;	58 Member<WebGLLoseContext> m_webglLoseContext;

60 };	59 };

61	60

62 DEFINE_TYPE_CASTS(WebGL2RenderingContext, CanvasRenderingContext, context,	61 DEFINE_TYPE_CASTS(WebGL2RenderingContext, CanvasRenderingContext, context,

63 context->is3d() && WebGLRenderingContextBase::getWebGLVersion(context) == 2,	62 context->is3d() && WebGLRenderingContextBase::getWebGLVersion(context) == 2,

64 context.is3d() && WebGLRenderingContextBase::getWebGLVersion(&context) == 2) ;	63 context.is3d() && WebGLRenderingContextBase::getWebGLVersion(&context) == 2) ;

65	64

66 } // namespace blink	65 } // namespace blink

67	66

68 #endif	67 #endif

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