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// Copyright 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 CC_TEST_TEST_CONTEXT_PROVIDER_H_
#define CC_TEST_TEST_CONTEXT_PROVIDER_H_
#include "base/callback.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/synchronization/lock.h"
#include "base/threading/thread_checker.h"
#include "cc/output/context_provider.h"
#include "cc/test/test_context_support.h"
#include "gpu/command_buffer/client/gles2_interface_stub.h"
namespace blink { class WebGraphicsContext3D; }
namespace cc {
class TestWebGraphicsContext3D;
class TestGLES2Interface;
class TestContextProvider : public ContextProvider {
public:
typedef base::Callback<scoped_ptr<TestWebGraphicsContext3D>(void)>
CreateCallback;
static scoped_refptr<TestContextProvider> Create();
static scoped_refptr<TestContextProvider> Create(
scoped_ptr<TestWebGraphicsContext3D> context);
virtual bool BindToCurrentThread() OVERRIDE;
virtual Capabilities ContextCapabilities() OVERRIDE;
virtual blink::WebGraphicsContext3D* Context3d() OVERRIDE;
virtual gpu::gles2::GLES2Interface* ContextGL() OVERRIDE;
virtual gpu::ContextSupport* ContextSupport() OVERRIDE;
virtual class GrContext* GrContext() OVERRIDE;
virtual void MakeGrContextCurrent() OVERRIDE;
virtual bool IsContextLost() OVERRIDE;
virtual void VerifyContexts() OVERRIDE;
virtual bool DestroyedOnMainThread() OVERRIDE;
virtual void SetLostContextCallback(const LostContextCallback& cb) OVERRIDE;
virtual void SetMemoryPolicyChangedCallback(
const MemoryPolicyChangedCallback& cb) OVERRIDE;
TestWebGraphicsContext3D* TestContext3d();
// This returns the TestWebGraphicsContext3D but is valid to call
// before the context is bound to a thread. This is needed to set up
// state on the test context before binding. Don't call
// makeContextCurrent on the context returned from this method.
TestWebGraphicsContext3D* UnboundTestContext3d();
TestContextSupport* support() { return &support_; }
void SetMemoryAllocation(const ManagedMemoryPolicy& policy);
void SetMaxTransferBufferUsageBytes(size_t max_transfer_buffer_usage_bytes);
protected:
explicit TestContextProvider(scoped_ptr<TestWebGraphicsContext3D> context);
virtual ~TestContextProvider();
private:
void OnLostContext();
TestContextSupport support_;
scoped_ptr<TestWebGraphicsContext3D> context3d_;
scoped_ptr<TestGLES2Interface> context_gl_;
bool bound_;
base::ThreadChecker main_thread_checker_;
base::ThreadChecker context_thread_checker_;
base::Lock destroyed_lock_;
bool destroyed_;
LostContextCallback lost_context_callback_;
MemoryPolicyChangedCallback memory_policy_changed_callback_;
class LostContextCallbackProxy;
scoped_ptr<LostContextCallbackProxy> lost_context_callback_proxy_;
base::WeakPtrFactory<TestContextProvider> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(TestContextProvider);
};
} // namespace cc
#endif // CC_TEST_TEST_CONTEXT_PROVIDER_H_
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