mojo/cc/context_provider_mojo.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MOJO_CC_CONTEXT_PROVIDER_MOJO_H_
   6 #define MOJO_CC_CONTEXT_PROVIDER_MOJO_H_
   7
   8 #include "base/macros.h"
   9 #include "cc/output/context_provider.h"
  10 #include "mojo/public/c/gles2/gles2.h"
  11 #include "mojo/public/cpp/system/core.h"
  12
  13 namespace mojo {
  14
  15 class ContextProviderMojo : public cc::ContextProvider {
  16  public:
  17   explicit ContextProviderMojo(ScopedMessagePipeHandle command_buffer_handle);
  18
  19   // cc::ContextProvider implementation.
  20   bool BindToCurrentThread() override;
  21   gpu::gles2::GLES2Interface* ContextGL() override;
  22   gpu::ContextSupport* ContextSupport() override;
  23   class GrContext* GrContext() override;
  24   Capabilities ContextCapabilities() override;
  25   bool IsContextLost() override;
  26   void VerifyContexts() override {}
  27   void DeleteCachedResources() override {}
  28   bool DestroyedOnMainThread() override;
  29   void SetLostContextCallback(
  30       const LostContextCallback& lost_context_callback) override {}
  31   void SetMemoryPolicyChangedCallback(
  32       const MemoryPolicyChangedCallback& memory_policy_changed_callback)
  33       override {}
  34
  35  protected:
  36   friend class base::RefCountedThreadSafe<ContextProviderMojo>;
  37   ~ContextProviderMojo() override;
  38
  39  private:
  40   static void ContextLostThunk(void* closure) {
  41     static_cast<ContextProviderMojo*>(closure)->ContextLost();
  42   }
  43   void ContextLost();
  44
  45   cc::ContextProvider::Capabilities capabilities_;
  46   ScopedMessagePipeHandle command_buffer_handle_;
  47   MojoGLES2Context context_;
  48   bool context_lost_;
  49
  50   DISALLOW_COPY_AND_ASSIGN(ContextProviderMojo);
  51 };
  52
  53 }  // namespace mojo
  54
  55 #endif  // MOJO_CC_CONTEXT_PROVIDER_MOJO_H_