CudaEvents.h
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上传日期:2022-04-05
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- /*
- FastGrid (formerly AutoGrid)
- Copyright (C) 2009 The Scripps Research Institute. All rights reserved.
- Copyright (C) 2009 Masaryk University. All rights reserved.
- AutoGrid is a Trade Mark of The Scripps Research Institute.
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
- #pragma once
- #include "../InputData.h"
- #include "cuda_internal/Interface.h"
- // This class records asynchronous CUDA events, prints execution times between two consecutive events,
- // and determines and prints calculated atoms per second.
- class CudaEvents
- {
- public:
- CudaEvents(bool enabled, cudaStream_t stream);
- ~CudaEvents();
- void recordInitialization();
- void recordStartCalculation();
- void recordEndCalculation();
- void recordFinalization();
- void printTimes(const InputData *input, int numGridPointsPerMapPadded);
- private:
- bool enabled;
- cudaStream_t stream;
- cudaEvent_t init, calc, finalize, end;
- };