diff options
Diffstat (limited to 'libopenjp3d/int.h')
| -rwxr-xr-x | libopenjp3d/int.h | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/libopenjp3d/int.h b/libopenjp3d/int.h deleted file mode 100755 index 39b579a4..00000000 --- a/libopenjp3d/int.h +++ /dev/null @@ -1,122 +0,0 @@ -/* - * Copyright (c) 2001-2003, David Janssens - * Copyright (c) 2002-2003, Yannick Verschueren - * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe - * Copyright (c) 2005, Herve Drolon, FreeImage Team - * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium - * 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. - * - * 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 OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ -#ifndef __INT_H -#define __INT_H -/** -@file int.h -@brief Implementation of operations on integers (INT) - -The functions in INT.H have for goal to realize operations on integers. -*/ - -/** @defgroup INT INT - Implementation of operations on integers */ -/*@{*/ - -/** @name Funciones generales (see also openjp3d.h) */ -/*@{*/ -/* ----------------------------------------------------------------------- */ -/** -Get the minimum of two integers -@return Returns a if a < b else b -*/ -static int int_min(int a, int b) { - return a < b ? a : b; -} -/** -Get the maximum of two integers -@return Returns a if a > b else b -*/ -static int int_max(int a, int b) { - return (a > b) ? a : b; -} -/** -Clamp an integer inside an interval -@return -<ul> -<li>Returns a if (min < a < max) -<li>Returns max if (a > max) -<li>Returns min if (a < min) -</ul> -*/ -static int int_clamp(int a, int min, int max) { - if (a < min) - return min; - if (a > max) - return max; - return a; -} -/** -@return Get absolute value of integer -*/ -static int int_abs(int a) { - return a < 0 ? -a : a; -} - -static double dbl_abs(double a) { - return a < 0 ? -a : a; -} -/** -Divide an integer and round upwards -@return Returns a divided by b -*/ -static int int_ceildiv(int a, int b) { - return (a + b - 1) / b; -} -/** -Divide an integer by a power of 2 and round upwards -@return Returns a divided by 2^b -*/ -static int int_ceildivpow2(int a, int b) { - return (a + (1 << b) - 1) >> b; -} -/** -Divide an integer by a power of 2 and round downwards -@return Returns a divided by 2^b -*/ -static int int_floordivpow2(int a, int b) { - return a >> b; -} -/** -Get logarithm of an integer and round downwards -@return Returns log2(a) -*/ -static int int_floorlog2(int a) { - int l; - for (l = 0; a > 1; l++) { - a >>= 1; - } - return l; -} -/* ----------------------------------------------------------------------- */ -/*@}*/ - -/*@}*/ - -#endif |