vector.c 1.15 KB
/*====================================================================
 * vector.c
 *
 * Synopsis:
 *
 * Supporting vector routines
 *
 * Copyright 1993, Silicon Graphics, Inc.
 * All Rights Reserved.
 *
 * This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics,
 * Inc.; the contents of this file may not be disclosed to third
 * parties, copied or duplicated in any form, in whole or in part,
 * without the prior written permission of Silicon Graphics, Inc.
 *
 * RESTRICTED RIGHTS LEGEND:
 * Use, duplication or disclosure by the Government is subject to
 * restrictions as set forth in subdivision (c)(1)(ii) of the Rights
 * in Technical Data and Computer Software clause at DFARS
 * 252.227-7013, and/or in similar or successor clauses in the FAR,
 * DOD or NASA FAR Supplement. Unpublished - rights reserved under the
 * Copyright Laws of the United States.
 *====================================================================*/

#include "vector.h"

void crossVec3(vec3 result, vec3 a, vec3 b)
{
   vec3 tmp;

   tmp[0] = a[1] * b[2] - a[2] * b[1];
   tmp[1] = a[2] * b[0] - a[0] * b[2];
   tmp[2] = a[0] * b[1] - a[1] * b[0];

   COPY_VEC3(result, tmp);
}