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content / public / browser / gpu_data_manager.h [blame]
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_PUBLIC_BROWSER_GPU_DATA_MANAGER_H_
#define CONTENT_PUBLIC_BROWSER_GPU_DATA_MANAGER_H_
#include <string>
#include "base/functional/callback_forward.h"
#include "base/process/process.h"
#include "content/common/content_export.h"
#include "gpu/config/gpu_feature_info.h"
#include "gpu/config/gpu_feature_type.h"
namespace base {
class CommandLine;
}
namespace gpu {
struct GPUInfo;
struct VideoMemoryUsageStats;
}
namespace content {
enum GpuProcessKind {
GPU_PROCESS_KIND_INFO_COLLECTION, // Unsandboxed, no init GL bindings.
GPU_PROCESS_KIND_SANDBOXED,
GPU_PROCESS_KIND_COUNT
};
class GpuDataManagerObserver;
// This class is fully thread-safe.
class GpuDataManager {
public:
using VideoMemoryUsageStatsCallback =
base::OnceCallback<void(const gpu::VideoMemoryUsageStats&)>;
// Getter for the singleton.
CONTENT_EXPORT static GpuDataManager* GetInstance();
CONTENT_EXPORT static bool Initialized();
virtual gpu::GPUInfo GetGPUInfo() = 0;
virtual gpu::GpuFeatureStatus GetFeatureStatus(
gpu::GpuFeatureType feature) = 0;
// True if GPU is accelerated or running on SwiftShader. It means calling
// Graphics API in the GPU process is allowed. This indicator might change
// because we could collect more GPU info or because the GPU blocklist could
// be updated. If this returns false, some GPU process access, including GPU
// info collection, should be blocked. This function can be called on any
// thread. If |reason| is not nullptr and GPU access is blocked, upon return,
// |reason| contains a description of the reason why GPU access is blocked.
virtual bool GpuAccessAllowed(std::string* reason) = 0;
// Check if basic and context GPU info have been collected.
virtual bool IsEssentialGpuInfoAvailable() = 0;
// Requests that the GPU process report its current video memory usage stats.
virtual void RequestVideoMemoryUsageStatsUpdate(
VideoMemoryUsageStatsCallback callback) = 0;
// Registers/unregister |observer|.
virtual void AddObserver(GpuDataManagerObserver* observer) = 0;
virtual void RemoveObserver(GpuDataManagerObserver* observer) = 0;
virtual void DisableHardwareAcceleration() = 0;
// Whether a GPU is in use (as opposed to a software renderer).
virtual bool HardwareAccelerationEnabled() = 0;
// Insert switches into gpu process command line: kUseGL, etc.
virtual void AppendGpuCommandLine(base::CommandLine* command_line,
GpuProcessKind kind) = 0;
// This is only called by extensions testing.
virtual void BlocklistWebGLForTesting() = 0;
// This is only called by chrome feedback tests.
virtual void SetSkiaGraphiteEnabledForTesting(bool enabled) = 0;
protected:
virtual ~GpuDataManager() {}
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_GPU_DATA_MANAGER_H_