ugfx/glcd/fastMath.h

32 lines
1.0 KiB
C
Raw Normal View History

2012-07-10 00:14:58 +00:00
/*
* fastMath.h
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Created on: 07.09.2011
* Author: Roland Domke
* Copyright: 2011 Roland Domke
*/
2012-07-22 20:28:28 +00:00
#ifndef FASTMATH_H
#define FASTMATH_H
2012-07-10 00:14:58 +00:00
char sgn(char x);
double getCos(unsigned int degree);
double getSin(unsigned int degree);
unsigned char max(unsigned char a, unsigned char b);
unsigned char min(unsigned char a, unsigned char b);
2012-07-22 20:28:28 +00:00
2012-07-10 00:14:58 +00:00
#endif /* FASTMATH_H_ */