mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-13 08:27:39 +00:00
5f93c115ff
They're now an enum, and the flag part of the name is all lowercase, but now the flag definitions and names list will never get out of sync.
331 lines
6.6 KiB
C
331 lines
6.6 KiB
C
/*
|
|
cd_sdl.c
|
|
|
|
SDL CD audio routines
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program 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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#ifdef HAVE_STRING_H
|
|
# include <string.h>
|
|
#endif
|
|
#ifdef HAVE_STRINGS_H
|
|
# include <strings.h>
|
|
#endif
|
|
|
|
#include <SDL.h>
|
|
|
|
#include "QF/cdaudio.h"
|
|
#include "QF/cmd.h"
|
|
#include "QF/cvar.h"
|
|
#include "QF/qargs.h"
|
|
#include "QF/sound.h"
|
|
#include "QF/sys.h"
|
|
|
|
#include "QF/plugin/general.h"
|
|
#include "QF/plugin/cd.h"
|
|
|
|
#include "compat.h"
|
|
|
|
static plugin_t plugin_info;
|
|
static plugin_data_t plugin_info_data;
|
|
static plugin_funcs_t plugin_info_funcs;
|
|
static general_data_t plugin_info_general_data;
|
|
static general_funcs_t plugin_info_general_funcs;
|
|
static cd_funcs_t plugin_info_cd_funcs;
|
|
|
|
static qboolean cdValid = false;
|
|
static qboolean initialized = false;
|
|
static qboolean enabled = true;
|
|
static qboolean playLooping = false;
|
|
|
|
static SDL_CD *cd_id;
|
|
static float cdvolume = 1.0;
|
|
|
|
static cvar_t *bgmvolume;
|
|
|
|
|
|
static void
|
|
I_CDAudio_Eject (void)
|
|
{
|
|
if (!cd_id || !enabled)
|
|
return;
|
|
|
|
if (SDL_CDEject (cd_id))
|
|
Sys_MaskPrintf (SYS_snd, "Unable to eject CD-ROM tray.\n");
|
|
}
|
|
|
|
static void
|
|
I_CDAudio_Pause (void)
|
|
{
|
|
if (!cd_id || !enabled)
|
|
return;
|
|
if (SDL_CDStatus (cd_id) != CD_PLAYING)
|
|
return;
|
|
|
|
if (SDL_CDPause (cd_id))
|
|
Sys_MaskPrintf (SYS_snd, "CDAudio_Pause: Failed to pause track.\n");
|
|
}
|
|
|
|
static void
|
|
I_CDAudio_Stop (void)
|
|
{
|
|
int cdstate;
|
|
|
|
if (!cd_id || !enabled)
|
|
return;
|
|
cdstate = SDL_CDStatus (cd_id);
|
|
if ((cdstate != CD_PLAYING) && (cdstate != CD_PAUSED))
|
|
return;
|
|
|
|
if (SDL_CDStop (cd_id))
|
|
Sys_MaskPrintf (SYS_snd, "CDAudio_Stop: Failed to stop track.\n");
|
|
}
|
|
|
|
static void
|
|
I_CDAudio_Play (int track, qboolean looping)
|
|
{
|
|
/* Initialize cd_stat to avoid warning */
|
|
/* XXX - Does this default value make sense? */
|
|
CDstatus cd_stat = CD_ERROR;
|
|
|
|
if (!cd_id || !enabled)
|
|
return;
|
|
|
|
if (!cdValid) {
|
|
cd_stat = SDL_CDStatus (cd_id);
|
|
if (!CD_INDRIVE (cd_stat) || (!cd_id->numtracks))
|
|
return;
|
|
cdValid = true;
|
|
}
|
|
|
|
if ((track < 1) || (track >= cd_id->numtracks)) {
|
|
I_CDAudio_Stop ();
|
|
return;
|
|
}
|
|
track--; // Convert track from person to SDL value
|
|
if (cd_stat == CD_PLAYING) {
|
|
if (cd_id->cur_track == track)
|
|
return;
|
|
I_CDAudio_Stop ();
|
|
}
|
|
|
|
if (SDL_CDPlay (cd_id, cd_id->track[track].offset,
|
|
cd_id->track[track].length)) {
|
|
Sys_MaskPrintf (SYS_snd, "CDAudio_Play: Unable to play track: %d\n",
|
|
track + 1);
|
|
return;
|
|
}
|
|
playLooping = looping;
|
|
}
|
|
|
|
static void
|
|
I_CDAudio_Resume (void)
|
|
{
|
|
if (!cd_id || !enabled)
|
|
return;
|
|
if (SDL_CDStatus (cd_id) != CD_PAUSED)
|
|
return;
|
|
|
|
if (SDL_CDResume (cd_id))
|
|
Sys_MaskPrintf (SYS_snd, "CDAudio_Resume: Failed to resume track.\n");
|
|
}
|
|
|
|
static void
|
|
I_CDAudio_Shutdown (void)
|
|
{
|
|
if (!cd_id)
|
|
return;
|
|
I_CDAudio_Stop ();
|
|
SDL_CDClose (cd_id);
|
|
cd_id = NULL;
|
|
}
|
|
|
|
static void
|
|
I_CDAudio_Update (void)
|
|
{
|
|
if (!cd_id || !enabled)
|
|
return;
|
|
if (bgmvolume->value != cdvolume) {
|
|
if (cdvolume) {
|
|
Cvar_SetValue (bgmvolume, 0.0);
|
|
I_CDAudio_Pause ();
|
|
} else {
|
|
Cvar_SetValue (bgmvolume, 1.0);
|
|
I_CDAudio_Resume ();
|
|
}
|
|
cdvolume = bgmvolume->value;
|
|
return;
|
|
}
|
|
if (playLooping && (SDL_CDStatus (cd_id) != CD_PLAYING)
|
|
&& (SDL_CDStatus (cd_id) != CD_PAUSED))
|
|
I_CDAudio_Play (cd_id->cur_track + 1, true);
|
|
}
|
|
|
|
#define CD_f_DEFINED
|
|
|
|
static void
|
|
I_CD_f (void)
|
|
{
|
|
const char *command;
|
|
int cdstate;
|
|
|
|
if (Cmd_Argc () < 2)
|
|
return;
|
|
|
|
command = Cmd_Argv (1);
|
|
if (strequal (command, "on")) {
|
|
enabled = true;
|
|
}
|
|
if (strequal (command, "off")) {
|
|
if (!cd_id)
|
|
return;
|
|
cdstate = SDL_CDStatus (cd_id);
|
|
if ((cdstate == CD_PLAYING) || (cdstate == CD_PAUSED))
|
|
I_CDAudio_Stop ();
|
|
enabled = false;
|
|
return;
|
|
}
|
|
if (strequal (command, "play")) {
|
|
I_CDAudio_Play (atoi (Cmd_Argv (2)), false);
|
|
return;
|
|
}
|
|
if (strequal (command, "loop")) {
|
|
I_CDAudio_Play (atoi (Cmd_Argv (2)), true);
|
|
return;
|
|
}
|
|
if (strequal (command, "stop")) {
|
|
I_CDAudio_Stop ();
|
|
return;
|
|
}
|
|
if (strequal (command, "pause")) {
|
|
I_CDAudio_Pause ();
|
|
return;
|
|
}
|
|
if (strequal (command, "resume")) {
|
|
I_CDAudio_Resume ();
|
|
return;
|
|
}
|
|
if (strequal (command, "eject")) {
|
|
I_CDAudio_Eject ();
|
|
return;
|
|
}
|
|
if (strequal (command, "info")) {
|
|
if (!cd_id)
|
|
return;
|
|
cdstate = SDL_CDStatus (cd_id);
|
|
Sys_Printf ("%d tracks\n", cd_id->numtracks);
|
|
if (cdstate == CD_PLAYING)
|
|
Sys_Printf ("Currently %s track %d\n",
|
|
playLooping ? "looping" : "playing",
|
|
cd_id->cur_track + 1);
|
|
else if (cdstate == CD_PAUSED)
|
|
Sys_Printf ("Paused %s track %d\n",
|
|
playLooping ? "looping" : "playing",
|
|
cd_id->cur_track + 1);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void
|
|
I_CDAudio_Init (void)
|
|
{
|
|
if (SDL_Init (SDL_INIT_CDROM) < 0) {
|
|
Sys_Printf ("Couldn't initialize SDL CD-AUDIO: %s\n", SDL_GetError ());
|
|
return; // was -1
|
|
}
|
|
cd_id = SDL_CDOpen (0);
|
|
if (!cd_id) {
|
|
Sys_Printf ("CDAudio_Init: Unable to open default CD-ROM drive: %s\n",
|
|
SDL_GetError ());
|
|
return; // was -1
|
|
}
|
|
|
|
initialized = true;
|
|
enabled = true;
|
|
cdValid = true;
|
|
|
|
if (!CD_INDRIVE (SDL_CDStatus (cd_id))) {
|
|
Sys_Printf ("CDAudio_Init: No CD in drive.\n");
|
|
cdValid = false;
|
|
}
|
|
if (!cd_id->numtracks) {
|
|
Sys_Printf ("CDAudio_Init: CD contains no audio tracks.\n");
|
|
cdValid = false;
|
|
}
|
|
|
|
bgmvolume = Cvar_Get ("bgmvolume", "1", CVAR_ARCHIVE, NULL,
|
|
"Volume of CD music");
|
|
|
|
Sys_Printf ("CD Audio Initialized.\n");
|
|
}
|
|
|
|
static general_funcs_t plugin_info_general_funcs = {
|
|
I_CDAudio_Init,
|
|
I_CDAudio_Shutdown,
|
|
};
|
|
|
|
static cd_funcs_t plugin_info_cd_funcs = {
|
|
I_CD_f,
|
|
I_CDAudio_Pause,
|
|
I_CDAudio_Play,
|
|
I_CDAudio_Resume,
|
|
I_CDAudio_Update,
|
|
};
|
|
|
|
static plugin_funcs_t plugin_info_funcs = {
|
|
&plugin_info_general_funcs,
|
|
0,
|
|
&plugin_info_cd_funcs,
|
|
0,
|
|
0,
|
|
0,
|
|
};
|
|
|
|
static plugin_data_t plugin_info_data = {
|
|
&plugin_info_general_data,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
};
|
|
|
|
static plugin_t plugin_info = {
|
|
qfp_cd,
|
|
0,
|
|
QFPLUGIN_VERSION,
|
|
"0.1",
|
|
"SDL CD Audio output\n",
|
|
"Copyright (C) 2001 contributors of the QuakeForge project\n"
|
|
"Please see the file \"AUTHORS\" for a list of contributors\n",
|
|
&plugin_info_funcs,
|
|
&plugin_info_data,
|
|
};
|
|
|
|
PLUGIN_INFO (cd, sdl)
|
|
{
|
|
return &plugin_info;
|
|
}
|