samples/android_sample/jni/timer.cc - Issue 11434046: Android rayshader sample.

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Side by Side Diff: samples/android_sample/jni/timer.cc

Issue 11434046: Android rayshader sample. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 8 years ago

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	1 #include "timer.h"

	2 #include "bin/log.h"

	3

	4 Timer::Timer() :

	5 mElapsed(0.0f),

	6 mLastTime(0.0) {

	7 }

	8

	9 void Timer::reset() {

	10 mElapsed = 0.0f;

	11 mLastTime = now();

	12 }

	13

	14 void Timer::update() {

	15 double current = now();

	16 mElapsed = (current - mLastTime);

	17 mLastTime = current;

	18 }

	19

	20 double Timer::now() {

	21 timespec timeval;

	22 clock_gettime(CLOCK_MONOTONIC, &timeval);

	23 return timeval.tv_sec + (timeval.tv_nsec * 1.0e-9);

	24 }

	25

	26 float Timer::elapsed() {

	27 return mElapsed;

	28 }

	29

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