From 62552a6f3f93223682f9df2df2614411f7e3d54c Mon Sep 17 00:00:00 2001 From: Perry Hung Date: Sun, 25 Apr 2010 18:08:56 -0400 Subject: Refactoring: The 'core' directory has now been renamed to 'wirish.' Wirish is our version of the Arduino Wiring language. --- wirish/wirish_math.h | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 wirish/wirish_math.h (limited to 'wirish/wirish_math.h') diff --git a/wirish/wirish_math.h b/wirish/wirish_math.h new file mode 100644 index 0000000..19f3892 --- /dev/null +++ b/wirish/wirish_math.h @@ -0,0 +1,56 @@ +/* ***************************************************************************** + * The MIT License + * + * Copyright (c) 2010 Perry Hung. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * ****************************************************************************/ + +#ifndef _WIRING_MATH_H_ +#define _WIRING_MATH_H_ + +#include + +void randomSeed(unsigned int); +long random(long); +long random(long, long); +long map(long, long, long, long, long); + +#define PI 3.1415926535897932384626433832795 +#define HALF_PI 1.5707963267948966192313216916398 +#define TWO_PI 6.283185307179586476925286766559 +#define DEG_TO_RAD 0.017453292519943295769236907684886 +#define RAD_TO_DEG 57.295779513082320876798154814105 + +#define min(a,b) ((a)<(b)?(a):(b)) +#define max(a,b) ((a)>(b)?(a):(b)) +#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) +#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) +#define radians(deg) ((deg)*DEG_TO_RAD) +#define degrees(rad) ((rad)*RAD_TO_DEG) +#define sq(x) ((x)*(x)) + +/* undefine stdlib's abs if encountered */ +#ifdef abs +#undef abs +#endif +#define abs(x) (((x) > 0) ? (x) : -(unsigned)(x)) + +#endif + -- cgit v1.2.3