glmathlib.h

实战粒子系统例程

/*
	glmathlib.h - Math library
	Copyright (c) HalfLucifer, 2001.6.12
*/
#ifndef __GLMATHLIBH__
#define __GLMATHLIBH__

#include <math.h>

static const double GLPi = 3.14159265358979323846264338327950288419716939937510f;
inline float GLSin(float angle) { return (float) sin(GLPi * ((double) angle / 180)); }
inline float GLCos(float angle) { return (float) cos(GLPi * ((double) angle / 180)); }

#endif