1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2004 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public
16 License along with this library; if not, write to the Free
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18
19 Sam Lantinga
20 slouken@libsdl.org
21 */
22 #include "SDL_config.h"
23
24 /*
25 Blowup extension definitions
26
27 Patrice Mandin
28 */
29
30 #include <mint/falcon.h>
31
32 #include "SDL_xbios.h"
33 #include "SDL_xbios_blowup.h"
34
SDL_XBIOS_BlowupInit(_THIS,blow_cookie_t * cookie_blow)35 void SDL_XBIOS_BlowupInit(_THIS, blow_cookie_t *cookie_blow)
36 {
37 int i, num_mode, bank;
38 blow_mode_t *blow_mode;
39
40 /* Add bit 15 for old modes */
41 for (i=0;i<XBIOS_nummodes;i++) {
42 XBIOS_modelist[i].number |= 1<<15;
43 }
44
45 /* Add Blowup modes for 8 and 16 bpp */
46 for (num_mode=3; num_mode<5; num_mode++) {
47 bank = cookie_blow->num_mode[num_mode];
48 blow_mode = &(cookie_blow->blowup_modes[num_mode+(bank*5)]);
49
50 /* Check extended mode enabled */
51 if (blow_mode->enabled == 0) {
52 /* Check monitor needed for this mode */
53 if ((blow_mode->monitor == cookie_blow->montype)
54 || ((blow_mode->monitor == MONITOR_TV)
55 && (cookie_blow->montype == MONITOR_RGB))
56 || ((blow_mode->monitor == MONITOR_RGB)
57 && (cookie_blow->montype == MONITOR_TV)))
58 {
59 /* we can use this extended mode */
60 SDL_XBIOS_AddMode(this,
61 num_mode == 3 ? BPS8 : BPS16,
62 blow_mode->width + 1,
63 blow_mode->height + 1,
64 num_mode == 3 ? 8 : 16,
65 SDL_FALSE
66 );
67 }
68 }
69 }
70 }
71