1 /**************************************************************************
2 * views.h -- data structures and routines for managing and view parameters.
4 * Written by Curtis Olson, started August 1997.
6 * Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of the
11 * License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 * (Log is kept at end of this file)
24 **************************************************************************/
32 #include "../Flight/flight.h"
33 #include "../Math/mat3.h"
36 /* Define a structure containing view information */
38 struct fgCartesianPoint view_pos;
39 MAT3vec local_up, view_up, view_forward;
40 double view_offset, goal_view_offset;
44 extern struct VIEW current_view;
47 /* Initialize a view structure */
48 void fgViewInit(struct VIEW *v);
50 /* Update the view parameters */
51 void fgViewUpdate(struct FLIGHT *f, struct VIEW *v);
58 /* Revision 1.1 1997/08/27 21:31:18 curt