cdaudio.h File Reference

#include "qtypes.h"
#include "cvar.h"

Include dependency graph for cdaudio.h:

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Go to the source code of this file.

Functions
float	CDAudio_GetPosition (void)
int	CDAudio_Init (void)
void	CDAudio_Pause (void)
void	CDAudio_Play (int track, qbool looping)
void	CDAudio_Resume (void)
void	CDAudio_Shutdown (void)
int	CDAudio_Startup (void)
void	CDAudio_Stop (void)
void	CDAudio_Update (void)

Variables
cvar_t	cdaudioinitialized

Function Documentation

CDAudio_GetPosition()

float CDAudio_GetPosition

(

void

)

Definition at line 220 of file cd_shared.c.

{
    if(faketrack != -1)
        return S_GetChannelPosition(faketrack);
    return -1;
}

CDAudio_Init()

int CDAudio_Init

(

void

)

Definition at line 544 of file cd_shared.c.

{
    int i;
 
    if (cls.state == ca_dedicated)
        return -1;
 
// COMMANDLINEOPTION: Sound: -nocdaudio disables CD audio support
    if (Sys_CheckParm("-nocdaudio"))
        return -1;
 
#ifdef MAXTRACKS
    for (i = 0; i < MAXTRACKS; i++)
        *remap[i] = 0;
#endif
 
    Cvar_RegisterVariable(&cdaudioinitialized);
    Cvar_SetValueQuick(&cdaudioinitialized, true);
    enabled = true;
 
    Cvar_RegisterVariable(&music_playlist_index);
    for (i = 0;i < MAX_PLAYLISTS;i++)
    {
        Cvar_RegisterVariable(&music_playlist_list[i]);
        Cvar_RegisterVariable(&music_playlist_current[i]);
        Cvar_RegisterVariable(&music_playlist_random[i]);
        Cvar_RegisterVariable(&music_playlist_sampleposition[i]);
    }
 
    Cmd_AddCommand(CF_CLIENT | CF_CLIENT_FROM_SERVER, "cd", CD_f, "execute a CD drive command (cd on/off/reset/remap/close/play/loop/stop/pause/resume/eject/info) - use cd by itself for usage");
 
    return 0;
}

References ca_dedicated, CD_f(), cdaudioinitialized, CF_CLIENT, CF_CLIENT_FROM_SERVER, cls, Cmd_AddCommand(), Cvar_RegisterVariable(), Cvar_SetValueQuick(), enabled, i, MAX_PLAYLISTS, MAXTRACKS, music_playlist_current, music_playlist_index, music_playlist_list, music_playlist_random, music_playlist_sampleposition, remap, client_static_t::state, and Sys_CheckParm().

Referenced by S_Init().

CDAudio_Pause()

void CDAudio_Pause

(

void

)

Definition at line 247 of file cd_shared.c.

{
    if (!enabled || !cdPlaying || faketrack == -1)
        return;
 
    S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, true);
    wasPlaying = cdPlaying;
    cdPlaying = false;
}

References cdPlaying, CHANNELFLAG_PAUSED, enabled, faketrack, S_SetChannelFlag(), and wasPlaying.

Referenced by CD_f(), CDAudio_Play_byName(), CDAudio_SetVolume(), and CL_ParseServerMessage().

CDAudio_Play()

void CDAudio_Play	(	int	track,
		qbool	looping )

Definition at line 211 of file cd_shared.c.

{
    char buf[20];
    if (music_playlist_index.integer >= 0)
        return;
    dpsnprintf(buf, sizeof(buf), "%d", (int) track);
    CDAudio_Play_byName(buf, looping, true, 0);
}

References buf, CDAudio_Play_byName(), dpsnprintf(), cvar_t::integer, and music_playlist_index.

Referenced by CL_ParseServerMessage().

CDAudio_Resume()

void CDAudio_Resume

(

void

)

Definition at line 258 of file cd_shared.c.

{
    if (!enabled || cdPlaying || !wasPlaying || faketrack == -1)
        return;
 
    S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, false);
    cdPlaying = true;
}

References cdPlaying, CHANNELFLAG_PAUSED, enabled, faketrack, S_SetChannelFlag(), and wasPlaying.

Referenced by CD_f(), CDAudio_SetVolume(), and CL_ParseServerMessage().

CDAudio_Shutdown()

void CDAudio_Shutdown

(

void

)

Definition at line 590 of file cd_shared.c.

{
    if (!initialized)
        return;
 
    CDAudio_Stop();
    initialized = false;
}

References CDAudio_Stop(), and initialized.

Referenced by CD_f(), and S_Shutdown().

CDAudio_Startup()

int CDAudio_Startup

(

void

)

Definition at line 578 of file cd_shared.c.

{
    if (Sys_CheckParm("-nocdaudio"))
        return -1;
 
    initialized = true;
 
    Con_Print("CD Audio Initialized\n");
 
    return 0;
}

References Con_Print(), initialized, and Sys_CheckParm().

Referenced by CD_f(), and S_Startup().

CDAudio_Stop()

void CDAudio_Stop

(

void

)

Definition at line 229 of file cd_shared.c.

{
    if (!enabled)
        return;
 
    // save the playlist position
    CDAudio_StopPlaylistTrack();
 
    if (faketrack != -1)
    {
        S_StopChannel (faketrack, true, true);
        faketrack = -1;
    }
 
    wasPlaying = false;
    cdPlaying = false;
}

References CDAudio_StopPlaylistTrack(), cdPlaying, enabled, faketrack, S_StopChannel(), and wasPlaying.

Referenced by CD_f(), CDAudio_Play_byName(), CDAudio_Shutdown(), CDAudio_StartPlaylist(), and S_StopAllSounds().

CDAudio_Update()

void CDAudio_Update

(

void

)

Definition at line 522 of file cd_shared.c.

{
    static int lastplaylist = -1;
    if (!enabled)
        return;
 
    CDAudio_SetVolume (bgmvolume.value);
    if (music_playlist_playing > 0 && CDAudio_GetPosition() < 0)
    {
        // this track ended, start a new track from the beginning
        CDAudio_StartPlaylist(false);
        lastplaylist = music_playlist_index.integer;
    }
    else if (lastplaylist != music_playlist_index.integer
    || (bgmvolume.value > 0 && !music_playlist_playing && music_playlist_index.integer >= 0))
    {
        // active playlist changed, save position and switch track
        CDAudio_StartPlaylist(true);
        lastplaylist = music_playlist_index.integer;
    }
}

References bgmvolume, CDAudio_GetPosition(), CDAudio_SetVolume(), CDAudio_StartPlaylist(), enabled, cvar_t::integer, music_playlist_index, music_playlist_playing, and cvar_t::value.

Referenced by CL_Frame().

Variable Documentation

cdaudioinitialized

cvar_t cdaudioinitialized

extern

Definition at line 28 of file cd_shared.c.

{CF_CLIENT | CF_READONLY,"cdaudioinitialized","0","indicates if CD Audio system is active"};

Referenced by CDAudio_Init(), and M_Options_Draw().