| // 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 WebGLSync_h |
| #define WebGLSync_h |
| |
| #include "base/single_thread_task_runner.h" |
| #include "modules/webgl/WebGLSharedObject.h" |
| #include "platform/WebTaskRunner.h" |
| |
| namespace gpu { |
| namespace gles2 { |
| class GLES2Interface; |
| } |
| } // namespace gpu |
| |
| namespace blink { |
| |
| class WebGL2RenderingContextBase; |
| |
| class WebGLSync : public WebGLSharedObject { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| ~WebGLSync() override; |
| |
| GLsync Object() const { return object_; } |
| |
| void UpdateCache(gpu::gles2::GLES2Interface*); |
| GLint GetCachedResult(GLenum pname); |
| bool IsSignaled() const; |
| |
| protected: |
| WebGLSync(WebGL2RenderingContextBase*, GLsync, GLenum object_type); |
| |
| bool HasObject() const override { return object_ != nullptr; } |
| void DeleteObjectImpl(gpu::gles2::GLES2Interface*) override; |
| |
| GLenum ObjectType() const { return object_type_; } |
| |
| private: |
| bool IsSync() const override { return true; } |
| |
| void ScheduleAllowCacheUpdate(); |
| void AllowCacheUpdate(); |
| |
| bool allow_cache_update_ = false; |
| // Initialized in cpp file to avoid including gl3.h in this header. |
| GLint sync_status_; |
| |
| GLsync object_; |
| GLenum object_type_; |
| |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
| TaskHandle task_handle_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // WebGLSync_h |