74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/**
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include "Basic.h"
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int min_i(int a, int b)
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{
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return (a < b) ? a : b;
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}
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int max_i(int a, int b)
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{
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return (b < a) ? a : b;
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}
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int clamp_i(int val, int min, int max)
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{
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return min_i(max_i(val, min), max);
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}
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float min_f(float a, float b)
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{
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return (a < b) ? a : b;
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}
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float max_f(float a, float b)
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{
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return (b < a) ? a : b;
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}
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float clamp_f(float val, float min, float max)
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{
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return min_f(max_f(val, min), max);
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}
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void rect_copy(int dst[2][2], int src[2][2])
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{
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dst[0][0] = src[0][0], dst[0][1] = src[0][1];
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dst[1][0] = src[1][0], dst[1][1] = src[1][1];
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}
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int rect_contains_pt(int rect[2][2], int pt[2])
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{
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return ((rect[0][0] <= pt[0] && pt[0] <= rect[1][0]) &&
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(rect[0][1] <= pt[1] && pt[1] <= rect[1][1]));
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}
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int rect_width(int rect[2][2])
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{
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return (rect[1][0] - rect[0][0]);
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}
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int rect_height(int rect[2][2])
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{
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return (rect[1][1] - rect[0][1]);
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}
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