15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#ifndef CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#define CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/callback.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/ref_counted.h" 1090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "content/public/browser/gpu_data_manager_observer.h" 1190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "gpu/config/gpu_feature_type.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class GpuDataManager; 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class GPUFeatureChecker : public base::RefCountedThreadSafe<GPUFeatureChecker>, 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public content::GpuDataManagerObserver { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef base::Callback<void(bool feature_available)> FeatureAvailableCallback; 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) GPUFeatureChecker(gpu::GpuFeatureType feature, 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FeatureAvailableCallback callback); 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Check to see if |feature_| is available on the current GPU. |callback_| 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // will be called to indicate the availability of the feature. Must be called 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // from the the UI thread. 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void CheckGPUFeatureAvailability(); 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // content::GpuDataManagerObserver 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnGpuInfoUpdate() OVERRIDE; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) friend class base::RefCountedThreadSafe<GPUFeatureChecker>; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~GPUFeatureChecker(); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) gpu::GpuFeatureType feature_; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FeatureAvailableCallback callback_; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(GPUFeatureChecker); 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif // CHROME_BROWSER_GPU_GPU_FEATURE_CHECKER_H_ 44