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altrigonometry.h
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1 /*
2  * Copyright (c) 2012 Aldebaran Robotics. All rights reserved.
3  * Use of this source code is governed by a BSD-style license that can be
4  * found in the COPYING file.
5  */
6 
7 
8 #pragma once
9 #ifndef _LIBALMATH_ALMATH_TOOLS_ALTRIGONOMETRY_H_
10 #define _LIBALMATH_ALMATH_TOOLS_ALTRIGONOMETRY_H_
11 
12 namespace AL {
13  namespace Math {
14 
15  static const float _4_PI_ = 12.56637056f;
16  static const float _2_PI_ = 6.28318528f;
17  static const float PI = 3.14159265358979323846f;
18  static const float PI_2 = 1.57079632679489661923f;
19  static const float PI_4 = 0.785398163397448309616f;
20  static const float TO_RAD = 0.017453292f;
21  static const float TO_DEG = 57.295779579f;
22  }
23 }
24 #endif // _LIBALMATH_ALMATH_TOOLS_ALTRIGONOMETRY_H_