Mercurial > sdl-ios-xcode

annotate src/video/xbios/SDL_xbios_blowup.c @ 4347:38f22ed3a433 SDL-1.2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Option to fix bug #851 For some people setting the period size works better (and is what SDL 1.2.13 did), but for most people it's the same or worse. You can use an environment variable to pick which one you want.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 17 Oct 2009 06:55:17 +0000
parents 6405314a7c07
children
rev   line source
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
1 /*
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
4159
a1b03ba2fcd0 Updated copyright date
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
3 Copyright (C) 1997-2009 Sam Lantinga
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
4
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
6 modify it under the terms of the GNU Library General Public
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
8 version 2 of the License, or (at your option) any later version.
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
9
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
13 Library General Public License for more details.
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
14
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
15 You should have received a copy of the GNU Library General Public
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
16 License along with this library; if not, write to the Free
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
18
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
19 Sam Lantinga
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
20 slouken@libsdl.org
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
21 */
1402
d910939febfa Use consistent identifiers for the various platforms we support.
Sam Lantinga <slouken@libsdl.org>
parents: 1042
diff changeset
22 #include "SDL_config.h"
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
23
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
24 /*
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
25 Blowup extension definitions
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
26
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
27 Patrice Mandin
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
28 */
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
29
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
30 #include <mint/falcon.h>
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
31
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
32 #include "SDL_xbios.h"
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
33 #include "SDL_xbios_blowup.h"
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
34
4194
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
35 void SDL_XBIOS_ListBlowupModes(_THIS, int actually_add, blow_cookie_t *cookie_blow)
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
36 {
4194
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
37 int i, j, num_mode, bank;
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
38 blow_mode_t *blow_mode;
4194
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
39 xbiosmode_t modeinfo;
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
40
4194
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
41 if (actually_add) {
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
42 /* Set bit 15 for old modes */
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
43 for (i=0;i<NUM_MODELISTS;i++) {
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
44 if ( SDL_xbiosmode[i] != NULL ) {
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
45 for ( j=0; SDL_xbiosmode[i][j]; ++j ) {
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
46 SDL_xbiosmode[i][j]->number |= 1<<15;
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
47 }
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
48 }
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
49 }
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
50 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
51
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
52 /* Add Blowup modes for 8 and 16 bpp */
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
53 for (num_mode=3; num_mode<5; num_mode++) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
54 bank = cookie_blow->num_mode[num_mode];
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
55 blow_mode = &(cookie_blow->blowup_modes[num_mode+(bank*5)]);
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
56
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
57 /* Check extended mode enabled */
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
58 if (blow_mode->enabled == 0) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
59 /* Check monitor needed for this mode */
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
60 if ((blow_mode->monitor == cookie_blow->montype)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
61 || ((blow_mode->monitor == MONITOR_TV)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
62 && (cookie_blow->montype == MONITOR_RGB))
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
63 || ((blow_mode->monitor == MONITOR_RGB)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
64 && (cookie_blow->montype == MONITOR_TV)))
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
65 {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
66 /* we can use this extended mode */
4194
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
67 modeinfo.number = (num_mode == 3 ? BPS8 : BPS16);
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
68 modeinfo.width = blow_mode->width + 1;
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
69 modeinfo.height = blow_mode->height + 1;
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
70 modeinfo.depth = (num_mode == 3 ? 8 : 16);
4198
6405314a7c07 Define flags for double line and c2p operations. More Milan video work.
Patrice Mandin <patmandin@gmail.com>
parents: 4194
diff changeset
71 modeinfo.flags = (modeinfo.depth == 8 ? XBIOSMODE_C2P : 0);
4194
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
72
05c9e942cc46 Preliminary work to support the Milan video bios, that will gives access to 24 or 32 bpp modes. I used the svga driver as model to dynamically build video modes list.
Patrice Mandin <patmandin@gmail.com>
parents: 4159
diff changeset
73 SDL_XBIOS_AddMode(this, actually_add, &modeinfo);
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
74 }
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
75 }
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
76 }
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
diff changeset
77 }