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new class timer

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git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@2420 331e1502-861f-0410-8da2-ba01fb791d7f
This commit is contained in:
boufaras 2011-09-29 13:06:45 +00:00
commit 189165d5c0
1 changed files with 13 additions and 21 deletions
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34
branches/ParadisEO-GPU/src/performance/moGPUTimer.h
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@ -35,8 +35,7 @@
#ifndef __moGPUTimer_H_
#define __moGPUTimer_H_
// CUDA Utility Tools
#include <cutil.h>
#include <sys/time.h>
/**
* To compute execution time
@ -46,7 +45,9 @@ class moGPUTimer {
public:
unsigned int timer;
timeval tim;
double t1;
double t2;
/**
* Constructor
@ -54,9 +55,8 @@ public:
moGPUTimer() {
timer = 0;
//Create timer
cutCreateTimer(&timer);
t1 = 0;
t2 = 0;
}
/**
@ -74,7 +74,8 @@ public:
void start() {
// Start timer
cutStartTimer(timer);
gettimeofday(&tim, NULL);
t1 = tim.tv_sec + (tim.tv_usec / 1000000.0);
}
/**
@ -84,30 +85,21 @@ public:
void stop() {
// Stop timer
cutStopTimer(timer);
gettimeofday(&tim, NULL);
t2 = tim.tv_sec + (tim.tv_usec / 1000000.0);
}
/**
* to get timer value in ms
* @return execution time in ms
* to get timer value in s
* @return execution time in s
*/
double getTime() {
// get time
return cutGetTimerValue(timer);
return (t2 - t1);
}
/**
* to delete timer
*/
void deleteTimer() {
//Delete timer
cutDeleteTimer(timer);
}