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view sankaku.h @ 17:927401604461

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add spe object
author koba <koba@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Dec 2010 04:16:25 +0900
parents 435ac1cdb64e
children
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#include <math.h>

#define SANKAKU (100000.0)

static const double pi2 = M_PI * 2.0;

static inline float Mycos(float c) { return cosf( c /  360.0 * pi2 ) * SANKAKU; }
static inline float Mysin(float c) { return sinf( c /  360.0 * pi2 ) * SANKAKU; }