X-Git-Url: https://git.artsoft.org/?p=rocksndiamonds.git;a=blobdiff_plain;f=src%2Flibgame%2Fsound.h;h=db99a81d2a77f660a4503973488b4cea5ae39dd5;hp=d2c94f23dfe3c917d98ab88bc8f30b75ce3bb840;hb=77570cca460afce38d688221214f93f0c6d0a8c9;hpb=e0560b41a1796a02b15937b0ae5453bca745e5ff

diff --git a/src/libgame/sound.h b/src/libgame/sound.h
index d2c94f23..db99a81d 100644
--- a/src/libgame/sound.h
+++ b/src/libgame/sound.h
@@ -1,7 +1,7 @@
 /***********************************************************
 * Artsoft Retro-Game Library                               *
 *----------------------------------------------------------*
-* (c) 1994-2000 Artsoft Entertainment                      *
+* (c) 1994-2001 Artsoft Entertainment                      *
 *               Holger Schemel                             *
 *               Detmolder Strasse 189                      *
 *               33604 Bielefeld                            *
@@ -26,6 +26,9 @@
 #include <linux/soundcard.h>
 #elif defined(PLATFORM_FREEBSD)
 #include <machine/soundcard.h>
+#elif defined(PLATFORM_NETBSD)
+#include <sys/ioctl.h>
+#include <sys/audioio.h>
 #elif defined(PLATFORM_HPUX)
 #include <sys/audio.h>
 #endif
@@ -33,7 +36,15 @@
 #include "system.h"
 
 
+#if defined(PLATFORM_UNIX) && !defined(TARGET_SDL)
+#define AUDIO_UNIX_NATIVE
+#endif
+
 #if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD) || defined(VOXWARE)
+#define AUDIO_LINUX_IOCTL
+#endif
+
+#if defined(AUDIO_LINUX_IOCTL) || defined(PLATFORM_NETBSD)
 #define AUDIO_STREAMING_DSP
 #endif
 
@@ -45,16 +56,32 @@
 #define AUDIO_FRAGMENT_SIZE_2048		2048
 #define AUDIO_FRAGMENT_SIZE_4096		4096
 
-#define AUDIO_MONO_CHANNEL			1
-#define AUDIO_STEREO_CHANNELS			2
+#define AUDIO_NUM_CHANNELS_MONO			1
+#define AUDIO_NUM_CHANNELS_STEREO		2
+
+#define AUDIO_FORMAT_UNKNOWN			(0)
+#define AUDIO_FORMAT_U8				(1 << 0)
+#define AUDIO_FORMAT_S16			(1 << 1)
+#define AUDIO_FORMAT_LE				(1 << 2)
+#define AUDIO_FORMAT_BE				(1 << 3)
 
 #if defined(TARGET_SDL)
 /* one second fading interval == 1000 ticks (milliseconds) */
 #define SOUND_FADING_INTERVAL			1000
-#define SOUND_MAX_VOLUME			(SDL_MIX_MAXVOLUME / 4)
+#define SOUND_MAX_VOLUME			SDL_MIX_MAXVOLUME
 #endif
 
+#if defined(AUDIO_STREAMING_DSP)
+#define SOUND_FADING_VOLUME_STEP		(PSND_MAX_VOLUME / 40)
+#define SOUND_FADING_VOLUME_THRESHOLD		(SOUND_FADING_VOLUME_STEP * 2)
+#endif
+
+#if defined(AUDIO_STREAMING_DSP)
 #define DEFAULT_AUDIO_SAMPLE_RATE		AUDIO_SAMPLE_RATE_22050
+#else
+#define DEFAULT_AUDIO_SAMPLE_RATE		AUDIO_SAMPLE_RATE_8000
+#endif
+
 #define DEFAULT_AUDIO_FRAGMENT_SIZE_UNIX	AUDIO_FRAGMENT_SIZE_512
 #define DEFAULT_AUDIO_FRAGMENT_SIZE_WIN32	AUDIO_FRAGMENT_SIZE_2048
 
@@ -64,26 +91,28 @@
 #define DEFAULT_AUDIO_FRAGMENT_SIZE	DEFAULT_AUDIO_FRAGMENT_SIZE_WIN32
 #endif
 
-#if !defined(PLATFORM_MSDOS)
-#define MAX_SOUNDS_PLAYING			16
+#if defined(TARGET_SDL)
+#define NUM_MIXER_CHANNELS		MIX_CHANNELS
 #else
-#define MAX_SOUNDS_PLAYING			8
+#define NUM_MIXER_CHANNELS		8
 #endif
 
+#define MUSIC_CHANNEL			0
+#define FIRST_SOUND_CHANNEL		1
+
 #if !defined(PLATFORM_HPUX)
-#define SND_BLOCKSIZE 4096
+#define SND_BLOCKSIZE			4096
 #else
-#define SND_BLOCKSIZE 32768
+#define SND_BLOCKSIZE			32768
 #endif
 
 /* some values for PlaySound(), StopSound() and friends */
 #if !defined(PLATFORM_MSDOS)
+
 #define PSND_SILENCE		0
-#define PSND_MAX_VOLUME_BITS	7
+#define PSND_MAX_VOLUME_BITS	15
 #define PSND_MIN_VOLUME		0
 #define PSND_MAX_VOLUME		(1 << PSND_MAX_VOLUME_BITS)
-#define PSND_NO_LOOP		0
-#define PSND_LOOP		1
 #define PSND_MIDDLE		0
 #define PSND_MAX_STEREO_BITS	7
 #define PSND_MAX_STEREO		(1 << PSND_MAX_STEREO_BITS)
@@ -91,24 +120,48 @@
 #define PSND_MAX_RIGHT		(+PSND_MAX_STEREO)
 #define PSND_MAX_LEFT2RIGHT_BITS (PSND_MAX_STEREO_BITS+1)
 #define PSND_MAX_LEFT2RIGHT	(1 << PSND_MAX_LEFT2RIGHT_BITS)
-#else
+
+#else	/* PLATFORM_MSDOS */
+
 #define PSND_SILENCE		0
 #define PSND_MIN_VOLUME		0
 #define PSND_MAX_VOLUME		255
-#define PSND_NO_LOOP		0
-#define PSND_LOOP		1
 #define PSND_MAX_LEFT		0
 #define PSND_MAX_RIGHT		255
 #define PSND_MIDDLE		128
+
 #endif
 
-#define SSND_FADE_SOUND		(1<<0)
-#define SSND_FADE_ALL_SOUNDS	(1<<1)
-#define SSND_FADING(x)		(x & (SSND_FADE_SOUND | SSND_FADE_ALL_SOUNDS))
-#define SSND_STOP_SOUND		(1<<2)
-#define SSND_STOP_ALL_SOUNDS	(1<<3)
-#define SSND_STOPPING(x)	(x & (SSND_STOP_SOUND | SSND_STOP_ALL_SOUNDS))
-#define SSND_ALL(x)		(x&(SSND_FADE_ALL_SOUNDS|SSND_STOP_ALL_SOUNDS))
+#if 0
+#define PSND_NO_LOOP		0
+#define PSND_LOOP		1
+#define PSND_MUSIC		2
+
+#define SSND_FADE_SOUND		(1 << 0)
+#define SSND_FADE_MUSIC		(1 << 1)
+#define SSND_FADE_ALL		(1 << 2)
+#define SSND_FADING		(SSND_FADE_SOUND | \
+				 SSND_FADE_MUSIC | \
+				 SSND_FADE_ALL)
+#define SSND_STOP_SOUND		(1 << 3)
+#define SSND_STOP_MUSIC		(1 << 4)
+#define SSND_STOP_ALL		(1 << 5)
+#define SSND_STOPPING		(SSND_STOP_SOUND | \
+				 SSND_STOP_MUSIC | \
+				 SSND_STOP_ALL)
+#define SSND_MUSIC		(SSND_FADE_MUSIC | SSND_STOP_MUSIC)
+#define SSND_ALL		(SSND_FADE_ALL | SSND_STOP_ALL)
+
+#define SND_RELOAD_SOUNDS	1
+#define SND_RELOAD_MUSIC	2
+#endif
+
+#define SND_TYPE_NONE		0
+#define SND_TYPE_WAV		1
+
+#define MUS_TYPE_NONE		0
+#define MUS_TYPE_WAV		1
+#define MUS_TYPE_MOD		2
 
 /* settings for sound path, sound device, etc. */
 #ifndef SND_PATH
@@ -127,6 +180,11 @@
 #endif
 #endif
 
+/* value for undefined sound effect filename */
+#define SND_FILE_UNDEFINED	"NONE"
+
+
+#if 0
 struct SoundHeader_SUN
 {
   unsigned long magic;
@@ -143,57 +201,106 @@ struct SoundHeader_8SVX
   unsigned long chunk_size;
   char magic_8SVX[4];
 };
+#endif
 
-struct SampleInfo
-{ 
-  char *name;
-  byte *data_ptr;
-  long data_len;
+struct AudioFormatInfo
+{
+  boolean stereo;		/* availability of stereo sound */
+  int format;			/* size and endianess of sample data */
+  int sample_rate;		/* sample frequency */
+  int fragment_size;		/* audio device fragment size in bytes */
+};
 
-#if defined(PLATFORM_MSDOS)
-  SAMPLE *sample_ptr;
-#endif
+struct SoundEffectInfo
+{
+  char *text;
+  char *default_filename;
+  char *filename;
+};
 
-#if defined(TARGET_SDL)
-  Mix_Chunk *mix_chunk;
-#endif
+struct SampleInfo
+{
+  char *source_filename;
+  int num_references;
+
+  int type;
+  int format;
+  long data_len;
+  void *data_ptr;
 };
 
+typedef struct SampleInfo	SoundInfo;
+typedef struct SampleInfo	MusicInfo;
+
+#define SND_CTRL_NONE		(0)
+#define SND_CTRL_MUSIC		(1 << 0)
+#define SND_CTRL_LOOP		(1 << 1)
+#define SND_CTRL_FADE		(1 << 2)
+#define SND_CTRL_STOP		(1 << 3)
+#define SND_CTRL_ALL_SOUNDS	(1 << 4)
+#define SND_CTRL_RELOAD_SOUNDS	(1 << 5)
+#define SND_CTRL_RELOAD_MUSIC	(1 << 6)
+
+#define SND_CTRL_PLAY_SOUND	(SND_CTRL_NONE)
+#define SND_CTRL_PLAY_LOOP	(SND_CTRL_LOOP)
+#define SND_CTRL_PLAY_MUSIC	(SND_CTRL_LOOP | SND_CTRL_MUSIC)
+
+#define SND_CTRL_FADE_SOUND	(SND_CTRL_FADE)
+#define SND_CTRL_FADE_MUSIC	(SND_CTRL_FADE | SND_CTRL_MUSIC)
+#define SND_CTRL_FADE_ALL	(SND_CTRL_FADE | SND_CTRL_ALL_SOUNDS)
+
+#define SND_CTRL_STOP_SOUND	(SND_CTRL_STOP)
+#define SND_CTRL_STOP_MUSIC	(SND_CTRL_STOP | SND_CTRL_MUSIC)
+#define SND_CTRL_STOP_ALL	(SND_CTRL_STOP | SND_CTRL_ALL_SOUNDS)
+
+#define IS_MUSIC(x)		((x).state & SND_CTRL_MUSIC)
+#define IS_LOOP(x)		((x).state & SND_CTRL_LOOP)
+#define IS_FADING(x)		((x).state & SND_CTRL_FADE)
+#define IS_STOPPING(x)		((x).state & SND_CTRL_STOP)
+#define IS_RELOADING(x)		((x).state & (SND_CTRL_RELOAD_SOUNDS | \
+					      SND_CTRL_RELOAD_MUSIC))
+#define ALL_SOUNDS(x)		((x).state & SND_CTRL_ALL_SOUNDS)
+
 struct SoundControl
 {
+  boolean active;
+
   int nr;
   int volume;
-  int stereo;
-  boolean active;
-  boolean loop;
-  boolean fade_sound;
-  boolean stop_sound;
-  boolean stop_all_sounds;
-  int playingtime;
-  long playingpos;
+  int stereo_position;
+
+  int state;
+
+  unsigned long playing_starttime;
+  unsigned long playing_pos;
+
+  int type;
+  int format;
   long data_len;
-  byte *data_ptr;
+  void *data_ptr;
 
 #if defined(PLATFORM_MSDOS)
   int voice;
 #endif
 };
 
+typedef struct SoundControl	SoundControl;
+
 /* general sound functions */
 void UnixOpenAudio(void);
 void UnixCloseAudio(void);
 
-/* sound server functions */ 
-void SoundServer(void);
+/* mixer functions */ 
+void Mixer_InitChannels(void);
+void StartMixer(void);
 
 /* sound client functions */
-void AllocSoundArray(int);
-boolean LoadSound(int, char *);
 void PlayMusic(int);
 void PlaySound(int);
 void PlaySoundStereo(int, int);
 void PlaySoundLoop(int);
-void PlaySoundExt(int, int, int, boolean);
+void PlaySoundMusic(int);
+void PlaySoundExt(int, int, int, int);
 void FadeMusic(void);
 void FadeSound(int);
 void FadeSounds(void);
@@ -201,6 +308,10 @@ void StopMusic(void);
 void StopSound(int);
 void StopSounds(void);
 void StopSoundExt(int, int);
-void FreeSounds(int);
+void InitSoundList(struct SoundEffectInfo *, int);
+void InitReloadSounds(char *);
+void InitReloadMusic(char *);
+void FreeAllSounds(void);
+void FreeAllMusic(void);
 
 #endif