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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef ANDROID_GUI_SYNC_FEATURES_H
     18 #define ANDROID_GUI_SYNC_FEATURES_H
     19 
     20 #include <utils/Singleton.h>
     21 #include <utils/String8.h>
     22 
     23 
     24 namespace android {
     25 // ----------------------------------------------------------------------------
     26 
     27 class SyncFeatures : public Singleton<SyncFeatures> {
     28     friend class Singleton<SyncFeatures>;
     29     bool mHasNativeFenceSync;
     30     bool mHasFenceSync;
     31     bool mHasWaitSync;
     32     String8 mString;
     33     SyncFeatures();
     34 
     35 public:
     36     bool useNativeFenceSync() const;
     37     bool useFenceSync() const;
     38     bool useWaitSync() const;
     39     String8 toString() const;
     40 };
     41 
     42 // ----------------------------------------------------------------------------
     43 }; // namespace android
     44 
     45 #endif // ANDROID_GUI_SYNC_FEATURES_H
     46