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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_VIZ_TEST_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_
#define COMPONENTS_VIZ_TEST_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_
#include <stdint.h>
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/observer_list.h"
#include "base/synchronization/lock.h"
#include "base/threading/thread_checker.h"
#include "components/viz/common/gpu/context_lost_observer.h"
#include "components/viz/common/gpu/context_provider.h"
#include "components/viz/common/gpu/raster_context_provider.h"
#include "gpu/config/gpu_feature_info.h"
class GrDirectContext;
namespace gpu {
class GLInProcessContext;
class GpuProcessShmCount;
class RasterInProcessContext;
namespace raster {
class GrShaderCache;
}
} // namespace gpu
namespace skia_bindings {
class GrContextForGLES2Interface;
}
namespace viz {
class GpuServiceImpl;
enum TestContextType {
kGLES2, // Provides GLES2Interface.
kSoftwareRaster, // Provides RasterInterface for software raster.
kGpuRaster // Provides RasterInterface for GPU raster.
};
class TestInProcessContextProvider
: public base::RefCountedThreadSafe<TestInProcessContextProvider>,
public ContextProvider,
public RasterContextProvider {
public:
explicit TestInProcessContextProvider(
TestContextType type,
bool support_locking,
gpu::raster::GrShaderCache* gr_shader_cache = nullptr,
gpu::GpuProcessShmCount* use_shader_cache_shm_count = nullptr);
// ContextProvider / RasterContextProvider implementation.
void AddRef() const override;
void Release() const override;
gpu::ContextResult BindToCurrentSequence() override;
gpu::gles2::GLES2Interface* ContextGL() override;
gpu::raster::RasterInterface* RasterInterface() override;
gpu::ContextSupport* ContextSupport() override;
class GrDirectContext* GrContext() override;
gpu::SharedImageInterface* SharedImageInterface() override;
ContextCacheController* CacheController() override;
base::Lock* GetLock() override;
const gpu::Capabilities& ContextCapabilities() const override;
const gpu::GpuFeatureInfo& GetGpuFeatureInfo() const override;
void AddObserver(ContextLostObserver* obs) override;
void RemoveObserver(ContextLostObserver* obs) override;
unsigned int GetGrGLTextureFormat(SharedImageFormat format) const override;
GpuServiceImpl* GpuService();
// Calls OnContextLost() on all observers. This doesn't modify the context.
void SendOnContextLost();
void ExecuteOnGpuThread(base::OnceClosure task);
protected:
friend class base::RefCountedThreadSafe<TestInProcessContextProvider>;
~TestInProcessContextProvider() override;
private:
void CheckValidThreadOrLockAcquired() const;
const TestContextType type_;
raw_ptr<gpu::raster::GrShaderCache> gr_shader_cache_ = nullptr;
raw_ptr<gpu::GpuProcessShmCount> use_shader_cache_shm_count_ = nullptr;
bool is_bound_ = false;
base::ThreadChecker main_thread_checker_;
base::ThreadChecker context_thread_checker_;
gpu::Capabilities caps_;
// Used for GLES2 contexts only.
std::unique_ptr<gpu::GLInProcessContext> gles2_context_;
std::unique_ptr<skia_bindings::GrContextForGLES2Interface> gr_context_;
// Used for raster contexts only.
std::unique_ptr<gpu::RasterInProcessContext> raster_context_;
std::unique_ptr<ContextCacheController> cache_controller_;
std::optional<base::Lock> context_lock_;
base::ObserverList<ContextLostObserver>::Unchecked observers_;
};
} // namespace viz
#endif // COMPONENTS_VIZ_TEST_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_
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