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// Copyright (c) 2013 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 UI_COMPOSITOR_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_
#define UI_COMPOSITOR_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_
#include <stdint.h>
#include <memory>
#include <string>
#include "base/macros.h"
#include "base/synchronization/lock.h"
#include "base/threading/thread_checker.h"
#include "cc/output/context_provider.h"
#include "gpu/command_buffer/common/gles2_cmd_utils.h"
#include "ui/gfx/native_widget_types.h"
namespace gpu {
class GLInProcessContext;
class GpuMemoryBufferManager;
class ImageFactory;
}
namespace skia_bindings {
class GrContextForGLES2Interface;
}
namespace ui {
class InProcessContextProvider : public cc::ContextProvider {
public:
static scoped_refptr<InProcessContextProvider> Create(
const gpu::gles2::ContextCreationAttribHelper& attribs,
InProcessContextProvider* shared_context,
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
gpu::ImageFactory* image_factory,
gfx::AcceleratedWidget window,
const std::string& debug_name);
// Uses default attributes for creating an offscreen context.
static scoped_refptr<InProcessContextProvider> CreateOffscreen(
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
gpu::ImageFactory* image_factory,
InProcessContextProvider* shared_context);
// cc::ContextProvider implementation.
bool BindToCurrentThread() override;
void DetachFromThread() override;
gpu::Capabilities ContextCapabilities() override;
gpu::gles2::GLES2Interface* ContextGL() override;
gpu::ContextSupport* ContextSupport() override;
class GrContext* GrContext() override;
cc::ContextCacheController* CacheController() override;
void InvalidateGrContext(uint32_t state) override;
base::Lock* GetLock() override;
void SetLostContextCallback(
const LostContextCallback& lost_context_callback) override;
// Gives the GL internal format that should be used for calling CopyTexImage2D
// on the default framebuffer.
uint32_t GetCopyTextureInternalFormat();
private:
InProcessContextProvider(
const gpu::gles2::ContextCreationAttribHelper& attribs,
InProcessContextProvider* shared_context,
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
gpu::ImageFactory* image_factory,
gfx::AcceleratedWidget window,
const std::string& debug_name);
~InProcessContextProvider() override;
base::ThreadChecker main_thread_checker_;
base::ThreadChecker context_thread_checker_;
std::unique_ptr<gpu::GLInProcessContext> context_;
std::unique_ptr<skia_bindings::GrContextForGLES2Interface> gr_context_;
std::unique_ptr<cc::ContextCacheController> cache_controller_;
gpu::gles2::ContextCreationAttribHelper attribs_;
InProcessContextProvider* shared_context_;
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_;
gpu::ImageFactory* image_factory_;
gfx::AcceleratedWidget window_;
std::string debug_name_;
base::Lock context_lock_;
DISALLOW_COPY_AND_ASSIGN(InProcessContextProvider);
};
} // namespace ui
#endif // UI_COMPOSITOR_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_