1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef GPU_COMMAND_BUFFER_COMMON_TIME_H_ 6 #define GPU_COMMAND_BUFFER_COMMON_TIME_H_ 7 8 #if !defined(__native_client__) 9 10 #include "base/time/time.h" 11 12 namespace gpu { 13 MicrosecondsSinceOriginOfTime()14inline uint64 MicrosecondsSinceOriginOfTime() { 15 return (base::TimeTicks::HighResNow() - base::TimeTicks()).InMicroseconds(); 16 } 17 18 } // namespace gpu 19 20 #else 21 22 namespace gpu { 23 MicrosecondsSinceOriginOfTime()24inline uint64 MicrosecondsSinceOriginOfTime() { 25 return 0; 26 } 27 28 } // namespace gpu 29 30 #endif // __native_client__ 31 32 #endif // GPU_COMMAND_BUFFER_COMMON_TIME_H_ 33