Games/XInvaders3D/vec4x1.h

   1 /*------------------------------------------------------------------
   2   vec4x1.h:
   3
   4     XINVADERS 3D - 3d Shoot'em up
   5     Copyright (C) 2000 Don Llopis
   6
   7     This program is free software; you can redistribute it and/or modify
   8     it under the terms of the GNU General Public License as published by
   9     the Free Software Foundation; either version 2 of the License, or
  10     (at your option) any later version.
  11
  12     This program is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15     GNU General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with this program; if not, write to the Free Software
  19     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20
  21 ------------------------------------------------------------------*/
  22 #ifndef VECTOR44x1_DEF
  23 #define VECTOR44x1_DEF
  24
  25 typedef float VECTOR4 [4];
  26
  27 extern void   Vector_init    ( VECTOR4 );
  28 extern void   Vector_set     ( VECTOR4, float, float, float );
  29 extern void   Vector_copy    ( VECTOR4, VECTOR4 );
  30 extern void   Vector_print   ( VECTOR4 );
  31 extern void   Vector_negate  ( VECTOR4 );
  32 extern void   Vector_add     ( VECTOR4, VECTOR4, VECTOR4 );
  33 extern void   Vector_addd    ( VECTOR4, VECTOR4 );
  34 extern void   Vector_sub     ( VECTOR4, VECTOR4, VECTOR4 );
  35 extern void   Vector_subb    ( VECTOR4, VECTOR4 );
  36 extern void   Vector_cross   ( VECTOR4, VECTOR4, VECTOR4 );
  37 extern float  Vector_mag     ( VECTOR4 );
  38 extern float  Vector_mag_squared ( VECTOR4 );
  39 extern float  Vector_dist    ( VECTOR4, VECTOR4 );
  40 extern float  Vector_dist_squared ( VECTOR4, VECTOR4 );
  41 extern float  Vector_dot     ( VECTOR4, VECTOR4 );
  42 extern void   Vector_norm    ( VECTOR4 );
  43 extern void   Vector_scale   ( VECTOR4, float );
  44
  45 #endif