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timer.cpp
Go to the documentation of this file.
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/* Copyright (c) 2014-2017, ARM Limited and Contributors
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge,
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* to any person obtaining a copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "
timer.h
"
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#include <sys/time.h>
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timeval
start_time
;
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void
timer_init
()
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{
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start_time
.tv_sec = 0;
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start_time
.tv_usec = 0;
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gettimeofday(&
start_time
, NULL);
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}
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double
get_elapsed_time
()
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{
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timeval now;
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gettimeofday(&now, NULL);
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float
seconds = (now.tv_sec -
start_time
.tv_sec);
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float
milliseconds = (
float
(now.tv_usec -
start_time
.tv_usec)) / 1000000.0
f
;
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return
seconds + milliseconds;
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}
timer.h
f
GLfloat GLfloat f
Definition:
gl2ext.h:2707
timer_init
void timer_init()
Definition:
timer.cpp:26
float
precision highp float
Definition:
hiz_cull.cs:37
start_time
timeval start_time
Definition:
timer.cpp:24
get_elapsed_time
double get_elapsed_time()
Definition:
timer.cpp:33
samples
advanced_samples
ComputeParticles
jni
common
timer.cpp
(C) ARM Ltd. 2017