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// Copyright (c) 2012 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 GPU_COMMAND_BUFFER_SERVICE_GL_CONTEXT_VIRTUAL_H_
#define GPU_COMMAND_BUFFER_SERVICE_GL_CONTEXT_VIRTUAL_H_
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "gpu/gpu_export.h"
#include "ui/gl/gl_context.h"
namespace gfx {
class Display;
class GLSurface;
class GLStateRestorer;
}
namespace gpu {
namespace gles2 {
class GLES2Decoder;
}
// Encapsulates a virtual OpenGL context.
class GPU_EXPORT GLContextVirtual : public gfx::GLContext {
public:
GLContextVirtual(
gfx::GLShareGroup* share_group,
gfx::GLContext* shared_context,
base::WeakPtr<gles2::GLES2Decoder> decoder);
// Implement GLContext.
bool Initialize(gfx::GLSurface* compatible_surface,
gfx::GpuPreference gpu_preference) override;
void Destroy() override;
bool MakeCurrent(gfx::GLSurface* surface) override;
void ReleaseCurrent(gfx::GLSurface* surface) override;
bool IsCurrent(gfx::GLSurface* surface) override;
void* GetHandle() override;
scoped_refptr<gfx::GPUTimingClient> CreateGPUTimingClient() override;
void OnSetSwapInterval(int interval) override;
std::string GetExtensions() override;
bool GetTotalGpuMemory(size_t* bytes) override;
void SetSafeToForceGpuSwitch() override;
bool WasAllocatedUsingRobustnessExtension() override;
void SetUnbindFboOnMakeCurrent() override;
base::Closure GetStateWasDirtiedExternallyCallback() override;
void RestoreStateIfDirtiedExternally() override;
protected:
~GLContextVirtual() override;
private:
scoped_refptr<gfx::GLContext> shared_context_;
base::WeakPtr<gles2::GLES2Decoder> decoder_;
DISALLOW_COPY_AND_ASSIGN(GLContextVirtual);
};
} // namespace gpu
#endif // GPU_COMMAND_BUFFER_SERVICE_GL_CONTEXT_VIRTUAL_H_
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