ref: be559d26383e23407fe568d178cef7273c411dbf
dir: /WinQuake/cd_win.c/
/*
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 the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// Quake is a trademark of Id Software, Inc., (c) 1996 Id Software, Inc. All
// rights reserved.
#include <windows.h>
#include "quakedef.h"
extern HWND mainwindow;
extern cvar_t bgmvolume;
static qboolean cdValid = false;
static qboolean playing = false;
static qboolean wasPlaying = false;
static qboolean initialized = false;
static qboolean enabled = false;
static qboolean playLooping = false;
static float cdvolume;
static byte remap[100];
static byte cdrom;
static byte playTrack;
static byte maxTrack;
UINT wDeviceID;
static void CDAudio_Eject(void)
{
DWORD dwReturn;
if (dwReturn = mciSendCommand(wDeviceID, MCI_SET, MCI_SET_DOOR_OPEN, (DWORD)NULL))
Con_DPrintf("MCI_SET_DOOR_OPEN failed (%i)\n", dwReturn);
}
static void CDAudio_CloseDoor(void)
{
DWORD dwReturn;
if (dwReturn = mciSendCommand(wDeviceID, MCI_SET, MCI_SET_DOOR_CLOSED, (DWORD)NULL))
Con_DPrintf("MCI_SET_DOOR_CLOSED failed (%i)\n", dwReturn);
}
static int CDAudio_GetAudioDiskInfo(void)
{
DWORD dwReturn;
MCI_STATUS_PARMS mciStatusParms;
cdValid = false;
mciStatusParms.dwItem = MCI_STATUS_READY;
dwReturn = mciSendCommand(wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_WAIT, (DWORD) (LPVOID) &mciStatusParms);
if (dwReturn)
{
Con_DPrintf("CDAudio: drive ready test - get status failed\n");
return -1;
}
if (!mciStatusParms.dwReturn)
{
Con_DPrintf("CDAudio: drive not ready\n");
return -1;
}
mciStatusParms.dwItem = MCI_STATUS_NUMBER_OF_TRACKS;
dwReturn = mciSendCommand(wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_WAIT, (DWORD) (LPVOID) &mciStatusParms);
if (dwReturn)
{
Con_DPrintf("CDAudio: get tracks - status failed\n");
return -1;
}
if (mciStatusParms.dwReturn < 1)
{
Con_DPrintf("CDAudio: no music tracks\n");
return -1;
}
cdValid = true;
maxTrack = mciStatusParms.dwReturn;
return 0;
}
void CDAudio_Play(byte track, qboolean looping)
{
DWORD dwReturn;
MCI_PLAY_PARMS mciPlayParms;
MCI_STATUS_PARMS mciStatusParms;
if (!enabled)
return;
if (!cdValid)
{
CDAudio_GetAudioDiskInfo();
if (!cdValid)
return;
}
track = remap[track];
if (track < 1 || track > maxTrack)
{
Con_DPrintf("CDAudio: Bad track number %u.\n", track);
return;
}
// don't try to play a non-audio track
mciStatusParms.dwItem = MCI_CDA_STATUS_TYPE_TRACK;
mciStatusParms.dwTrack = track;
dwReturn = mciSendCommand(wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_TRACK | MCI_WAIT, (DWORD) (LPVOID) &mciStatusParms);
if (dwReturn)
{
Con_DPrintf("MCI_STATUS failed (%i)\n", dwReturn);
return;
}
if (mciStatusParms.dwReturn != MCI_CDA_TRACK_AUDIO)
{
Con_Printf("CDAudio: track %i is not audio\n", track);
return;
}
// get the length of the track to be played
mciStatusParms.dwItem = MCI_STATUS_LENGTH;
mciStatusParms.dwTrack = track;
dwReturn = mciSendCommand(wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_TRACK | MCI_WAIT, (DWORD) (LPVOID) &mciStatusParms);
if (dwReturn)
{
Con_DPrintf("MCI_STATUS failed (%i)\n", dwReturn);
return;
}
if (playing)
{
if (playTrack == track)
return;
CDAudio_Stop();
}
mciPlayParms.dwFrom = MCI_MAKE_TMSF(track, 0, 0, 0);
mciPlayParms.dwTo = (mciStatusParms.dwReturn << 8) | track;
mciPlayParms.dwCallback = (DWORD)mainwindow;
dwReturn = mciSendCommand(wDeviceID, MCI_PLAY, MCI_NOTIFY | MCI_FROM | MCI_TO, (DWORD)(LPVOID) &mciPlayParms);
if (dwReturn)
{
Con_DPrintf("CDAudio: MCI_PLAY failed (%i)\n", dwReturn);
return;
}
playLooping = looping;
playTrack = track;
playing = true;
if (cdvolume == 0.0)
CDAudio_Pause ();
}
void CDAudio_Stop(void)
{
DWORD dwReturn;
if (!enabled)
return;
if (!playing)
return;
if (dwReturn = mciSendCommand(wDeviceID, MCI_STOP, 0, (DWORD)NULL))
Con_DPrintf("MCI_STOP failed (%i)", dwReturn);
wasPlaying = false;
playing = false;
}
void CDAudio_Pause(void)
{
DWORD dwReturn;
MCI_GENERIC_PARMS mciGenericParms;
if (!enabled)
return;
if (!playing)
return;
mciGenericParms.dwCallback = (DWORD)mainwindow;
if (dwReturn = mciSendCommand(wDeviceID, MCI_PAUSE, 0, (DWORD)(LPVOID) &mciGenericParms))
Con_DPrintf("MCI_PAUSE failed (%i)", dwReturn);
wasPlaying = playing;
playing = false;
}
void CDAudio_Resume(void)
{
DWORD dwReturn;
MCI_PLAY_PARMS mciPlayParms;
if (!enabled)
return;
if (!cdValid)
return;
if (!wasPlaying)
return;
mciPlayParms.dwFrom = MCI_MAKE_TMSF(playTrack, 0, 0, 0);
mciPlayParms.dwTo = MCI_MAKE_TMSF(playTrack + 1, 0, 0, 0);
mciPlayParms.dwCallback = (DWORD)mainwindow;
dwReturn = mciSendCommand(wDeviceID, MCI_PLAY, MCI_TO | MCI_NOTIFY, (DWORD)(LPVOID) &mciPlayParms);
if (dwReturn)
{
Con_DPrintf("CDAudio: MCI_PLAY failed (%i)\n", dwReturn);
return;
}
playing = true;
}
static void CD_f (void)
{
char *command;
int ret;
int n;
int startAddress;
if (Cmd_Argc() < 2)
return;
command = Cmd_Argv (1);
if (Q_strcasecmp(command, "on") == 0)
{
enabled = true;
return;
}
if (Q_strcasecmp(command, "off") == 0)
{
if (playing)
CDAudio_Stop();
enabled = false;
return;
}
if (Q_strcasecmp(command, "reset") == 0)
{
enabled = true;
if (playing)
CDAudio_Stop();
for (n = 0; n < 100; n++)
remap[n] = n;
CDAudio_GetAudioDiskInfo();
return;
}
if (Q_strcasecmp(command, "remap") == 0)
{
ret = Cmd_Argc() - 2;
if (ret <= 0)
{
for (n = 1; n < 100; n++)
if (remap[n] != n)
Con_Printf(" %u -> %u\n", n, remap[n]);
return;
}
for (n = 1; n <= ret; n++)
remap[n] = Q_atoi(Cmd_Argv (n+1));
return;
}
if (Q_strcasecmp(command, "close") == 0)
{
CDAudio_CloseDoor();
return;
}
if (!cdValid)
{
CDAudio_GetAudioDiskInfo();
if (!cdValid)
{
Con_Printf("No CD in player.\n");
return;
}
}
if (Q_strcasecmp(command, "play") == 0)
{
CDAudio_Play((byte)Q_atoi(Cmd_Argv (2)), false);
return;
}
if (Q_strcasecmp(command, "loop") == 0)
{
CDAudio_Play((byte)Q_atoi(Cmd_Argv (2)), true);
return;
}
if (Q_strcasecmp(command, "stop") == 0)
{
CDAudio_Stop();
return;
}
if (Q_strcasecmp(command, "pause") == 0)
{
CDAudio_Pause();
return;
}
if (Q_strcasecmp(command, "resume") == 0)
{
CDAudio_Resume();
return;
}
if (Q_strcasecmp(command, "eject") == 0)
{
if (playing)
CDAudio_Stop();
CDAudio_Eject();
cdValid = false;
return;
}
if (Q_strcasecmp(command, "info") == 0)
{
Con_Printf("%u tracks\n", maxTrack);
if (playing)
Con_Printf("Currently %s track %u\n", playLooping ? "looping" : "playing", playTrack);
else if (wasPlaying)
Con_Printf("Paused %s track %u\n", playLooping ? "looping" : "playing", playTrack);
Con_Printf("Volume is %f\n", cdvolume);
return;
}
}
LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
if (lParam != wDeviceID)
return 1;
switch (wParam)
{
case MCI_NOTIFY_SUCCESSFUL:
if (playing)
{
playing = false;
if (playLooping)
CDAudio_Play(playTrack, true);
}
break;
case MCI_NOTIFY_ABORTED:
case MCI_NOTIFY_SUPERSEDED:
break;
case MCI_NOTIFY_FAILURE:
Con_DPrintf("MCI_NOTIFY_FAILURE\n");
CDAudio_Stop ();
cdValid = false;
break;
default:
Con_DPrintf("Unexpected MM_MCINOTIFY type (%i)\n", wParam);
return 1;
}
return 0;
}
void CDAudio_Update(void)
{
if (!enabled)
return;
if (bgmvolume.value != cdvolume)
{
if (cdvolume)
{
Cvar_SetValue ("bgmvolume", 0.0);
cdvolume = bgmvolume.value;
CDAudio_Pause ();
}
else
{
Cvar_SetValue ("bgmvolume", 1.0);
cdvolume = bgmvolume.value;
CDAudio_Resume ();
}
}
}
int CDAudio_Init(void)
{
DWORD dwReturn;
MCI_OPEN_PARMS mciOpenParms;
MCI_SET_PARMS mciSetParms;
int n;
if (cls.state == ca_dedicated)
return -1;
if (COM_CheckParm("-nocdaudio"))
return -1;
mciOpenParms.lpstrDeviceType = "cdaudio";
if (dwReturn = mciSendCommand(0, MCI_OPEN, MCI_OPEN_TYPE | MCI_OPEN_SHAREABLE, (DWORD) (LPVOID) &mciOpenParms))
{
Con_Printf("CDAudio_Init: MCI_OPEN failed (%i)\n", dwReturn);
return -1;
}
wDeviceID = mciOpenParms.wDeviceID;
// Set the time format to track/minute/second/frame (TMSF).
mciSetParms.dwTimeFormat = MCI_FORMAT_TMSF;
if (dwReturn = mciSendCommand(wDeviceID, MCI_SET, MCI_SET_TIME_FORMAT, (DWORD)(LPVOID) &mciSetParms))
{
Con_Printf("MCI_SET_TIME_FORMAT failed (%i)\n", dwReturn);
mciSendCommand(wDeviceID, MCI_CLOSE, 0, (DWORD)NULL);
return -1;
}
for (n = 0; n < 100; n++)
remap[n] = n;
initialized = true;
enabled = true;
if (CDAudio_GetAudioDiskInfo())
{
Con_Printf("CDAudio_Init: No CD in player.\n");
cdValid = false;
}
Cmd_AddCommand ("cd", CD_f);
Con_Printf("CD Audio Initialized\n");
return 0;
}
void CDAudio_Shutdown(void)
{
if (!initialized)
return;
CDAudio_Stop();
if (mciSendCommand(wDeviceID, MCI_CLOSE, MCI_WAIT, (DWORD)NULL))
Con_DPrintf("CDAudio_Shutdown: MCI_CLOSE failed\n");
}