camera.h

00001 /*
00002 Copyright Remco Bras 2008
00003 This file is part of RPGE.
00004 
00005 RPGE is free software; you can redistribute it and/or modify
00006 it under the terms of the GNU General Public License as published by
00007 the Free Software Foundation; either version 3 of the License, or
00008 (at your option) any later version.
00009 
00010 RPGE is distributed in the hope that it will be useful,
00011 but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 GNU General Public License for more details.
00014 
00015 You should have received a copy of the GNU General Public License
00016 along with this program.  If not, see <http://www.gnu.org/licenses/>
00017 */
00018 
00019 /*
00020 camera.h: Define and declare the required stuff to deal with cameras.
00021 May be smobbed later or otherwise inline interfaced to GUILE.
00022 */
00023 
00024 #include "constants.h"
00025 
00026 #ifndef CAMERA_H
00027 #define CAMERA_H
00028 
00029 typedef struct
00030 {
00031   int tilex, tiley;
00032 } camera;
00033 
00034 extern camera global_camera;
00035 
00036 int get_camera_xoffset(camera c, int screenwidth);
00037 int get_camera_yoffset(camera y, int screenheight);
00038 void set_camera_x(camera c, int value);
00039 void set_camera_y(camera c, int value);
00040 
00041 #endif