rnd-20001125-3-src

[rocksndiamonds.git] / src / sound.c

diff --git a/src/sound.c b/src/sound.c
index e89a153fd665db256c4306e1c231632227e83446..d302b0e7a9036b6c8c5d2ecbcd277e81d0c93929 100644 (file)
--- a/src/sound.c
+++ b/src/sound.c
@@ -23,7 +23,7 @@ static struct SoundControl emptySoundControl =
   -1,0,0, FALSE,FALSE,FALSE,FALSE,FALSE, 0,0L,0L,NULL
 };
 
-#ifndef MSDOS
+#if !defined(MSDOS) && !defined(WIN32)
 static int stereo_volume[PSND_MAX_LEFT2RIGHT+1];
 static char premix_first_buffer[SND_BLOCKSIZE];
 #ifdef VOXWARE
@@ -32,31 +32,73 @@ static char premix_right_buffer[SND_BLOCKSIZE];
 static int premix_last_buffer[SND_BLOCKSIZE];
 #endif /* VOXWARE */
 static unsigned char playing_buffer[SND_BLOCKSIZE];
-#endif /* MSDOS */
+#endif /* !MSDOS && !WIN32 */
 
 /* forward declaration of internal functions */
 #ifdef VOXWARE
 static void SoundServer_InsertNewSound(struct SoundControl);
 #endif
-#ifndef VOXWARE
-#ifndef MSDOS
+
+#if !defined(VOXWARE) && !defined(MSDOS) && !defined(WIN32)
 static unsigned char linear_to_ulaw(int);
 static int ulaw_to_linear(unsigned char);
 #endif
-#endif
+
 #ifdef HPUX_AUDIO
 static void HPUX_Audio_Control();
 #endif
+
 #ifdef MSDOS
 static void SoundServer_InsertNewSound(struct SoundControl);
 static void SoundServer_StopSound(int);
 static void SoundServer_StopAllSounds();
 #endif
 
+int OpenAudio(char *audio_device_name)
+{
+  int audio_fd;
+
+  /* try to open audio device in non-blocking mode */
+  if ((audio_fd = open(audio_device_name, O_WRONLY | O_NONBLOCK)) < 0)
+    return audio_fd;
+
+  /* re-open audio device in blocking mode */
+  close(audio_fd);
+  audio_fd = open(audio_device_name, O_WRONLY);
+
+  return audio_fd;
+}
+
+int CheckAudio(char *audio_device_name)
+{
+  int audio_fd;
+
+  if (access(audio_device_name, W_OK) != 0)
+  {
+    Error(ERR_WARN, "cannot access audio device - no sound");
+    return SOUND_OFF;
+  }
+
+  if ((audio_fd = OpenAudio(sound_device_name)) < 0)
+  {
+    Error(ERR_WARN, "cannot open audio device - no sound");
+    return SOUND_OFF;
+  }
+
+  close(audio_fd);
+
+  return SOUND_AVAILABLE;
+}
+
+boolean UnixInitAudio(void)
+{
+  return TRUE;
+}
+
 void SoundServer()
 {
   int i;
-#ifndef MSDOS
+#if !defined(MSDOS) && !defined(WIN32)
   struct SoundControl snd_ctrl;
   fd_set sound_fdset;
 
@@ -67,7 +109,7 @@ void SoundServer()
     playlist[i] = emptySoundControl;
   playing_sounds = 0;
 
-#ifndef MSDOS
+#if !defined(MSDOS) && !defined(WIN32)
   stereo_volume[PSND_MAX_LEFT2RIGHT] = 0;
   for(i=0;i<PSND_MAX_LEFT2RIGHT;i++)
     stereo_volume[i] =
@@ -137,9 +179,14 @@ void SoundServer()
       /* Even if the stereo flag is used as being boolean, it must be
         defined as an integer, else 'ioctl()' will fail! */
       int stereo = TRUE;
+#if 0
       int sample_rate = 8000;
+#else
+      int sample_rate = 22050;
+#endif
 
-      if (playing_sounds || (sound_device=open(sound_device_name,O_WRONLY))>=0)
+      if (playing_sounds ||
+         (sound_device = OpenAudio(sound_device_name)) >= 0)
       {
        if (!playing_sounds)    /* we just opened the audio device */
        {
@@ -301,7 +348,7 @@ void SoundServer()
       int wait_percent = 90;   /* wait 90% of the real playing time */
       int i;
 
-      if ((sound_device=open(sound_device_name,O_WRONLY))>=0)
+      if ((sound_device = OpenAudio(sound_device_name)) >= 0)
       {
        playing_sounds = 1;
 
@@ -347,7 +394,9 @@ void SoundServer()
 #endif /* !VOXWARE */
 
   }
-#endif /* !MSDOS */
+
+#endif /* !MSDOS && !WIN32 */
+
 }
 
 #ifdef MSDOS
@@ -403,6 +452,7 @@ static void sound_handler(struct SoundControl snd_ctrl)
 }
 #endif /* MSDOS */
 
+#ifndef WIN32
 static void SoundServer_InsertNewSound(struct SoundControl snd_ctrl)
 {
   int i, k;
@@ -511,6 +561,7 @@ static void SoundServer_InsertNewSound(struct SoundControl snd_ctrl)
     }
   }
 }
+#endif /* !WIN32 */
 
 /*
 void SoundServer_FadeSound(int nr)
@@ -526,6 +577,7 @@ void SoundServer_FadeSound(int nr)
 }
 */
 
+#ifndef WIN32
 #ifdef MSDOS
 static void SoundServer_StopSound(int nr)
 {
@@ -570,6 +622,7 @@ static void SoundServer_StopAllSounds()
 #endif
 }
 #endif /* MSDOS */
+#endif /* !WIN32 */
 
 #ifdef HPUX_AUDIO
 static void HPUX_Audio_Control()
@@ -594,8 +647,8 @@ static void HPUX_Audio_Control()
 }
 #endif /* HPUX_AUDIO */
 
-#ifndef VOXWARE
-#ifndef MSDOS
+#if !defined(VOXWARE) && !defined(MSDOS) && !defined(WIN32)
+
 /* these two are stolen from "sox"... :) */
 
 /*
@@ -699,8 +752,7 @@ static int ulaw_to_linear(unsigned char ulawbyte)
 
   return(sample);
 }
-#endif /* !MSDOS */
-#endif /* !VOXWARE */
+#endif /* !VOXWARE && !MSDOS && !WIN32 */
 
 /*** THE STUFF ABOVE IS ONLY USED BY THE SOUND SERVER CHILD PROCESS ***/
 
@@ -715,7 +767,7 @@ boolean LoadSound(struct SoundInfo *snd_info)
 {
   char filename[256];
   char *sound_ext = "wav";
-#ifndef USE_SDL_LIBRARY
+#ifndef TARGET_SDL
 #ifndef MSDOS
   byte sound_header_buffer[WAV_HEADER_SIZE];
   char chunk[CHUNK_ID_LEN + 1];
@@ -729,7 +781,7 @@ boolean LoadSound(struct SoundInfo *snd_info)
          options.ro_base_directory, SOUNDS_DIRECTORY,
          snd_info->name, sound_ext);
 
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
 
   snd_info->mix_chunk = Mix_LoadWAV(filename);
   if (snd_info->mix_chunk == NULL)
@@ -738,7 +790,7 @@ boolean LoadSound(struct SoundInfo *snd_info)
     return FALSE;
   }
 
-#else /* !USE_SDL_LIBRARY */
+#else /* !TARGET_SDL */
 
 #ifndef MSDOS
 
@@ -806,7 +858,7 @@ boolean LoadSound(struct SoundInfo *snd_info)
   }
 
 #endif /* MSDOS */
-#endif /* !USE_SDL_LIBRARY */
+#endif /* !TARGET_SDL */
 
   return TRUE;
 }
@@ -830,17 +882,6 @@ void PlaySoundExt(int nr, int volume, int stereo, boolean loop)
 {
   struct SoundControl snd_ctrl = emptySoundControl;
 
-#ifdef USE_SDL_LIBRARY
-  Mix_PlayChannel(-1, Sound[nr].mix_chunk, 0);
-
-  /*
-  Mix_Volume(-1, SDL_MIX_MAXVOLUME / 4);
-  Mix_VolumeMusic(SDL_MIX_MAXVOLUME / 4);
-  */
-
-  return;
-#endif
-
   if (sound_status==SOUND_OFF || !setup.sound)
     return;
 
@@ -862,6 +903,14 @@ void PlaySoundExt(int nr, int volume, int stereo, boolean loop)
   snd_ctrl.data_ptr    = Sound[nr].data_ptr;
   snd_ctrl.data_len    = Sound[nr].data_len;
 
+#ifdef TARGET_SDL
+
+  Mix_Volume(-1, SDL_MIX_MAXVOLUME / 4);
+  Mix_VolumeMusic(SDL_MIX_MAXVOLUME / 4);
+
+  Mix_PlayChannel(-1, Sound[nr].mix_chunk, (loop ? -1 : 0));
+
+#else
 #ifndef MSDOS
   if (write(sound_pipe[1], &snd_ctrl, sizeof(snd_ctrl))<0)
   {
@@ -872,6 +921,7 @@ void PlaySoundExt(int nr, int volume, int stereo, boolean loop)
 #else
   sound_handler(snd_ctrl);
 #endif
+#endif
 }
 
 void FadeSound(int nr)
@@ -898,11 +948,6 @@ void StopSoundExt(int nr, int method)
 {
   struct SoundControl snd_ctrl = emptySoundControl;
 
-#ifdef USE_SDL_LIBRARY
-  Mix_HaltMusic();
-  return;
-#endif
-
   if (sound_status==SOUND_OFF)
     return;
 
@@ -917,6 +962,20 @@ void StopSoundExt(int nr, int method)
     snd_ctrl.stop_sound = TRUE;
   }
 
+#ifdef TARGET_SDL
+
+  if (SSND_FADING(method))
+  {
+    Mix_FadeOutChannel(-1, 1000);
+    Mix_FadeOutMusic(1000);
+  }
+  else
+  {
+    Mix_HaltChannel(-1);
+    Mix_HaltMusic();
+  }
+
+#else
 #ifndef MSDOS
   if (write(sound_pipe[1], &snd_ctrl, sizeof(snd_ctrl))<0)
   {
@@ -927,6 +986,7 @@ void StopSoundExt(int nr, int method)
 #else
   sound_handler(snd_ctrl);
 #endif
+#endif
 }
 
 void FreeSounds(int num_sounds)