~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~ [ freetext search ] ~ [ file search ] ~

Linux Cross Reference
Tina6/tina-libs/tina/math/mathGeom_hull3.c

Version: ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /**********
  2  *
  3  * Copyright (c) 2003, Division of Imaging Science and Biomedical Engineering,
  4  * University of Manchester, UK.  All rights reserved.
  5  * 
  6  * Redistribution and use in source and binary forms, with or without modification, 
  7  * are permitted provided that the following conditions are met:
  8  * 
  9  *   . Redistributions of source code must retain the above copyright notice, 
 10  *     this list of conditions and the following disclaimer.
 11  *    
 12  *   . Redistributions in binary form must reproduce the above copyright notice,
 13  *     this list of conditions and the following disclaimer in the documentation 
 14  *     and/or other materials provided with the distribution.
 15  * 
 16  *   . Neither the name of the University of Manchester nor the names of its
 17  *     contributors may be used to endorse or promote products derived from this 
 18  *     software without specific prior written permission.
 19  * 
 20  * 
 21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
 25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 31  * POSSIBILITY OF SUCH DAMAGE.
 32  *
 33  **********
 34  *
 35  * Program :    TINA
 36  * File    :  $Source: /home/tina/cvs/tina-libs/tina/math/mathGeom_hull3.c,v $
 37  * Date    :  $Date: 2003/09/23 11:32:20 $
 38  * Version :  $Revision: 1.4 $
 39  * CVS Id  :  $Id: mathGeom_hull3.c,v 1.4 2003/09/23 11:32:20 matts Exp $
 40  *
 41  * Author  :  Legacy TINA
 42  *
 43  * Notes : Find max and min x,y,z extent of a set of vectors sequentially
 44  *
 45  *********
 46 */
 47 /** 
 48  *  @file
 49  *  @brief  Maths function for 3D hull extension.       
 50  *
 51  *
 52  * 
 53 */
 54 
 55 #include "mathGeom_hull3.h"
 56 
 57 #if HAVE_CONFIG_H
 58 #include <config.h>
 59 #endif
 60 
 61 
 62 #include <tina/sys/sysDef.h>
 63 #include <tina/math/math_GeomDef.h>
 64 #include <tina/math/mathGeom_vec3.h>
 65 
 66 void            vec3_extend_hull(Vec3 * vmin, Vec3 * vmax, Vec3 v)
 67 {
 68         double          xmin = vec3_x(*vmin), ymin = vec3_y(*vmin), zmin = vec3_z(*vmin);
 69         double          xmax = vec3_x(*vmax), ymax = vec3_y(*vmax), zmax = vec3_z(*vmax);
 70         double          s;
 71 
 72         s = vec3_x(v);
 73         if (s < xmin)
 74                 xmin = s;
 75         if (s > xmax)
 76                 xmax = s;
 77         s = vec3_y(v);
 78         if (s < ymin)
 79                 ymin = s;
 80         if (s > ymax)
 81                 ymax = s;
 82         s = vec3_z(v);
 83         if (s < zmin)
 84                 zmin = s;
 85         if (s > zmax)
 86                 zmax = s;
 87         *vmin = vec3(xmin, ymin, zmin);
 88         *vmax = vec3(xmax, ymax, zmax);
 89 }
 90 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~ [ freetext search ] ~ [ file search ] ~

This page was automatically generated by the LXR engine.
Visit the LXR main site for more information.