Program Listing for File utility.h

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/* BSD 3-Clause License
 *
 * Copyright © 2008-2026, Jice and the libtcod contributors.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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 */
#pragma once
#ifndef LIBTCOD_UTILITY_H
#define LIBTCOD_UTILITY_H

#define TCOD_MAX(a, b) (((a) > (b)) ? (a) : (b))
#define TCOD_MIN(a, b) (((a) < (b)) ? (a) : (b))
#define TCOD_ABS(a) ((a) < 0 ? -(a) : (a))
#define TCOD_CLAMP(a, b, x) ((x) < (a) ? (a) : ((x) > (b) ? (b) : (x)))
#define TCOD_LERP(a, b, x) ((a) + (x) * ((b) - (a)))

#endif