pi.h

/*
 * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
 *
 * 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
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 * DEALINGS IN THE SOFTWARE.
 */
 
#ifndef __PI_UTILS_H_
#define __PI_UTILS_H_


/**
 * Constant representing PI
 * @ingroup util
 */
#define PI 3.1415926535897932384626433832795f


/**
 * Constant representing two PI
 * @ingroup util
 */
#define TWO_PI 6.283185307179586476925286766559f


/**
 * Constant representing PI over two
 * @ingroup util
 */
#define PI_OVER_TWO 1.5707963267948966192313216916398f;


/**
 * Constant for converting from degrees to radians
 * @ingroup util
 */
#define DEG_TO_RAD 0.017453292519943295769236907684886f


/**
 * Constant for converting from radians to degrees
 * @ingroup util
 */
#define RAD_TO_DEG 57.295779513082320876798154814105f


#endif