| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef WebGL2RenderingContext_h |
| #define WebGL2RenderingContext_h |
| |
| #include "core/html/canvas/CanvasRenderingContextFactory.h" |
| #include "modules/webgl/WebGL2RenderingContextBase.h" |
| #include <memory> |
| |
| namespace blink { |
| |
| class CanvasContextCreationAttributes; |
| class EXTColorBufferFloat; |
| class EXTTextureFilterAnisotropic; |
| class OESTextureFloatLinear; |
| class WebGLDebugRendererInfo; |
| class WebGLLoseContext; |
| |
| class WebGL2RenderingContext : public WebGL2RenderingContextBase { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| class Factory : public CanvasRenderingContextFactory { |
| WTF_MAKE_NONCOPYABLE(Factory); |
| |
| public: |
| Factory() {} |
| ~Factory() override {} |
| |
| CanvasRenderingContext* create(HTMLCanvasElement*, |
| const CanvasContextCreationAttributes&, |
| Document&) override; |
| CanvasRenderingContext* create( |
| ScriptState*, |
| OffscreenCanvas*, |
| const CanvasContextCreationAttributes&) override; |
| CanvasRenderingContext::ContextType getContextType() const override { |
| return CanvasRenderingContext::ContextWebgl2; |
| } |
| void onError(HTMLCanvasElement*, const String& error) override; |
| }; |
| |
| ~WebGL2RenderingContext() override; |
| |
| CanvasRenderingContext::ContextType getContextType() const override { |
| return CanvasRenderingContext::ContextWebgl2; |
| } |
| ImageBitmap* transferToImageBitmap(ScriptState*) final; |
| String contextName() const override { return "WebGL2RenderingContext"; } |
| void registerContextExtensions() override; |
| void setCanvasGetContextResult(RenderingContext&) final; |
| void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final; |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| DECLARE_VIRTUAL_TRACE_WRAPPERS(); |
| |
| protected: |
| WebGL2RenderingContext( |
| HTMLCanvasElement* passedCanvas, |
| std::unique_ptr<WebGraphicsContext3DProvider>, |
| const CanvasContextCreationAttributes& requestedAttributes); |
| |
| WebGL2RenderingContext( |
| OffscreenCanvas* passedOffscreenCanvas, |
| std::unique_ptr<WebGraphicsContext3DProvider>, |
| const CanvasContextCreationAttributes& requestedAttributes); |
| |
| Member<EXTColorBufferFloat> m_extColorBufferFloat; |
| Member<EXTDisjointTimerQueryWebGL2> m_extDisjointTimerQueryWebGL2; |
| Member<EXTTextureFilterAnisotropic> m_extTextureFilterAnisotropic; |
| Member<OESTextureFloatLinear> m_oesTextureFloatLinear; |
| Member<WebGLCompressedTextureASTC> m_webglCompressedTextureASTC; |
| Member<WebGLCompressedTextureATC> m_webglCompressedTextureATC; |
| Member<WebGLCompressedTextureETC> m_webglCompressedTextureETC; |
| Member<WebGLCompressedTextureETC1> m_webglCompressedTextureETC1; |
| Member<WebGLCompressedTexturePVRTC> m_webglCompressedTexturePVRTC; |
| Member<WebGLCompressedTextureS3TC> m_webglCompressedTextureS3TC; |
| Member<WebGLCompressedTextureS3TCsRGB> m_webglCompressedTextureS3TCsRGB; |
| Member<WebGLDebugRendererInfo> m_webglDebugRendererInfo; |
| Member<WebGLDebugShaders> m_webglDebugShaders; |
| Member<WebGLLoseContext> m_webglLoseContext; |
| }; |
| |
| DEFINE_TYPE_CASTS(WebGL2RenderingContext, |
| CanvasRenderingContext, |
| context, |
| context->is3d() && |
| WebGLRenderingContextBase::getWebGLVersion(context) == 2, |
| context.is3d() && |
| WebGLRenderingContextBase::getWebGLVersion(&context) == |
| 2); |
| |
| } // namespace blink |
| |
| #endif |