1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
/*------------------------------------------------------------------.
| Copyright 2001 Alexandre Duret-Lutz <duret_g@epita.fr> |
| |
| This file is part of Heroes. |
| |
| Heroes is free software; you can redistribute it and/or modify it |
| under the terms of the GNU General Public License version 2 as |
| published by the Free Software Foundation. |
| |
| Heroes is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA |
`------------------------------------------------------------------*/
#ifndef HEROES__CAMERA__H
#define HEROES__CAMERA__H
#include "video.h"
extern unsigned int corner_x[2]; /* in pixels */
extern unsigned int corner_y[2]; /* idem */
extern a_pixel *(corner[2]); /* topleft of the camera vision */
extern unsigned int corner_dx[2]; /* coordinate of the first tile */
extern unsigned int corner_dy[2]; /* idem */
extern unsigned int nbr_tiles_cols; /* # of tiles columns to display */
extern unsigned int nbr_tiles_rows; /* ... rows ... */
/* Update the position of camera for buffer P as if N frames had elapsed.
This also update the corner* varibles, hence the name. */
void compute_corner (int p, int n);
/* Compute the (target) position of all cameras according to the
positions of players. */
void position_camera (void);
/* Set initial camera position, on level startup. */
void init_camera (void);
/* This handle the moving background of menu. The camera follow
some stupid lisajou curve. Pos is the position on this curve. */
void lisajou_camera (int pos);
#endif /* HEROES__CAMERA__H */
|
