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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ | 5 #ifndef CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ |
| 6 #define CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ | 6 #define CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ |
| 7 | 7 |
| 8 #include "base/callback.h" | 8 #include "base/callback.h" |
| 9 #include "base/memory/ref_counted.h" |
| 9 #include "content/public/browser/gpu_data_manager_observer.h" | 10 #include "content/public/browser/gpu_data_manager_observer.h" |
| 10 #include "content/public/common/gpu_feature_type.h" | 11 #include "gpu/config/gpu_feature_type.h" |
| 11 #include "base/memory/ref_counted.h" | |
| 12 | 12 |
| 13 namespace content { | 13 namespace content { |
| 14 class GpuDataManager; | 14 class GpuDataManager; |
| 15 } // namespace content | 15 } // namespace content |
| 16 | 16 |
| 17 class GPUFeatureChecker : public base::RefCountedThreadSafe<GPUFeatureChecker>, | 17 class GPUFeatureChecker : public base::RefCountedThreadSafe<GPUFeatureChecker>, |
| 18 public content::GpuDataManagerObserver { | 18 public content::GpuDataManagerObserver { |
| 19 public: | 19 public: |
| 20 typedef base::Callback<void(bool feature_available)> FeatureAvailableCallback; | 20 typedef base::Callback<void(bool feature_available)> FeatureAvailableCallback; |
| 21 | 21 |
| 22 GPUFeatureChecker(content::GpuFeatureType feature, | 22 GPUFeatureChecker(gpu::GpuFeatureType feature, |
| 23 FeatureAvailableCallback callback); | 23 FeatureAvailableCallback callback); |
| 24 | 24 |
| 25 // Check to see if |feature_| is available on the current GPU. |callback_| | 25 // Check to see if |feature_| is available on the current GPU. |callback_| |
| 26 // will be called to indicate the availability of the feature. Must be called | 26 // will be called to indicate the availability of the feature. Must be called |
| 27 // from the the UI thread. | 27 // from the the UI thread. |
| 28 void CheckGPUFeatureAvailability(); | 28 void CheckGPUFeatureAvailability(); |
| 29 | 29 |
| 30 // content::GpuDataManagerObserver | 30 // content::GpuDataManagerObserver |
| 31 virtual void OnGpuInfoUpdate() OVERRIDE; | 31 virtual void OnGpuInfoUpdate() OVERRIDE; |
| 32 private: | 32 private: |
| 33 friend class base::RefCountedThreadSafe<GPUFeatureChecker>; | 33 friend class base::RefCountedThreadSafe<GPUFeatureChecker>; |
| 34 | 34 |
| 35 virtual ~GPUFeatureChecker(); | 35 virtual ~GPUFeatureChecker(); |
| 36 | 36 |
| 37 content::GpuFeatureType feature_; | 37 gpu::GpuFeatureType feature_; |
| 38 FeatureAvailableCallback callback_; | 38 FeatureAvailableCallback callback_; |
| 39 | 39 |
| 40 DISALLOW_COPY_AND_ASSIGN(GPUFeatureChecker); | 40 DISALLOW_COPY_AND_ASSIGN(GPUFeatureChecker); |
| 41 }; | 41 }; |
| 42 | 42 |
| 43 #endif // CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ | 43 #endif // CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ |
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