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Side by Side Diff: third_party/WebKit/Source/modules/webgl/WebGLRenderingContext.cpp

Issue 2490443002: Make OffscreenCanvas an EventTarget (Closed)
Patch Set: tests added Created 4 years, 1 month 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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87 87
88 CanvasRenderingContext* WebGLRenderingContext::Factory::create( 88 CanvasRenderingContext* WebGLRenderingContext::Factory::create(
89 ScriptState* scriptState, 89 ScriptState* scriptState,
90 OffscreenCanvas* offscreenCanvas, 90 OffscreenCanvas* offscreenCanvas,
91 const CanvasContextCreationAttributes& attrs) { 91 const CanvasContextCreationAttributes& attrs) {
92 std::unique_ptr<WebGraphicsContext3DProvider> contextProvider( 92 std::unique_ptr<WebGraphicsContext3DProvider> contextProvider(
93 createWebGraphicsContext3DProvider(scriptState, attrs, 1)); 93 createWebGraphicsContext3DProvider(scriptState, attrs, 1));
94 if (!shouldCreateContext(contextProvider.get())) 94 if (!shouldCreateContext(contextProvider.get()))
95 return nullptr; 95 return nullptr;
96 96
97 WebGLRenderingContext* renderingContext = new WebGLRenderingContext( 97 WebGLRenderingContext* renderingContext =
98 offscreenCanvas, std::move(contextProvider), attrs); 98 new WebGLRenderingContext(offscreenCanvas, std::move(contextProvider),
99 attrs, scriptState->getExecutionContext());
99 if (!renderingContext->drawingBuffer()) 100 if (!renderingContext->drawingBuffer())
100 return nullptr; 101 return nullptr;
101 renderingContext->initializeNewContext(); 102 renderingContext->initializeNewContext();
102 renderingContext->registerContextExtensions(); 103 renderingContext->registerContextExtensions();
103 104
104 return renderingContext; 105 return renderingContext;
105 } 106 }
106 107
107 CanvasRenderingContext* WebGLRenderingContext::Factory::create( 108 CanvasRenderingContext* WebGLRenderingContext::Factory::create(
108 HTMLCanvasElement* canvas, 109 HTMLCanvasElement* canvas,
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138 std::unique_ptr<WebGraphicsContext3DProvider> contextProvider, 139 std::unique_ptr<WebGraphicsContext3DProvider> contextProvider,
139 const CanvasContextCreationAttributes& requestedAttributes) 140 const CanvasContextCreationAttributes& requestedAttributes)
140 : WebGLRenderingContextBase(passedCanvas, 141 : WebGLRenderingContextBase(passedCanvas,
141 std::move(contextProvider), 142 std::move(contextProvider),
142 requestedAttributes, 143 requestedAttributes,
143 1) {} 144 1) {}
144 145
145 WebGLRenderingContext::WebGLRenderingContext( 146 WebGLRenderingContext::WebGLRenderingContext(
146 OffscreenCanvas* passedOffscreenCanvas, 147 OffscreenCanvas* passedOffscreenCanvas,
147 std::unique_ptr<WebGraphicsContext3DProvider> contextProvider, 148 std::unique_ptr<WebGraphicsContext3DProvider> contextProvider,
148 const CanvasContextCreationAttributes& requestedAttributes) 149 const CanvasContextCreationAttributes& requestedAttributes,
150 ExecutionContext* executionContext)
149 : WebGLRenderingContextBase(passedOffscreenCanvas, 151 : WebGLRenderingContextBase(passedOffscreenCanvas,
150 std::move(contextProvider), 152 std::move(contextProvider),
151 requestedAttributes, 153 requestedAttributes,
154 executionContext,
152 1) {} 155 1) {}
153 156
154 WebGLRenderingContext::~WebGLRenderingContext() {} 157 WebGLRenderingContext::~WebGLRenderingContext() {}
155 158
156 void WebGLRenderingContext::setCanvasGetContextResult( 159 void WebGLRenderingContext::setCanvasGetContextResult(
157 RenderingContext& result) { 160 RenderingContext& result) {
158 result.setWebGLRenderingContext(this); 161 result.setWebGLRenderingContext(this);
159 } 162 }
160 163
161 void WebGLRenderingContext::setOffscreenCanvasGetContextResult( 164 void WebGLRenderingContext::setOffscreenCanvasGetContextResult(
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240 visitor->trace(m_webglDepthTexture); 243 visitor->trace(m_webglDepthTexture);
241 WebGLRenderingContextBase::trace(visitor); 244 WebGLRenderingContextBase::trace(visitor);
242 } 245 }
243 246
244 DEFINE_TRACE_WRAPPERS(WebGLRenderingContext) { 247 DEFINE_TRACE_WRAPPERS(WebGLRenderingContext) {
245 // Extensions are managed base WebGLRenderingContextBase. 248 // Extensions are managed base WebGLRenderingContextBase.
246 WebGLRenderingContextBase::traceWrappers(visitor); 249 WebGLRenderingContextBase::traceWrappers(visitor);
247 } 250 }
248 251
249 } // namespace blink 252 } // namespace blink
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