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/* Copyright (c) 1997-1999 Miller Puckette.
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
/* This file contains function prototypes and data types used to implement
Pd, but not shared with Pd objects. */
#include "m_pd.h"
/* LATER consider whether to use 'char' for method arg types to save space */
/* the structure for a method handler ala Max */
typedef struct _methodentry
{
t_symbol *me_name;
t_gotfn me_fun;
t_atomtype me_arg[MAXPDARG+1];
} t_methodentry;
EXTERN_STRUCT _widgetbehavior;
typedef void (*t_bangmethod)(t_pd *x);
typedef void (*t_pointermethod)(t_pd *x, t_gpointer *gp);
typedef void (*t_floatmethod)(t_pd *x, t_float f);
typedef void (*t_symbolmethod)(t_pd *x, t_symbol *s);
typedef void (*t_listmethod)(t_pd *x, t_symbol *s, int argc, t_atom *argv);
typedef void (*t_anymethod)(t_pd *x, t_symbol *s, int argc, t_atom *argv);
struct _class
{
t_symbol *c_name; /* name (mostly for error reporting) */
t_symbol *c_helpname; /* name of help file */
size_t c_size; /* size of an instance */
t_methodentry *c_methods; /* methods other than bang, etc below */
int c_nmethod; /* number of methods */
t_method c_freemethod; /* function to call before freeing */
t_bangmethod c_bangmethod; /* common methods */
t_pointermethod c_pointermethod;
t_floatmethod c_floatmethod;
t_symbolmethod c_symbolmethod;
t_listmethod c_listmethod;
t_anymethod c_anymethod;
struct _widgetbehavior *c_wb; /* "gobjs" only */
struct _parentwidgetbehavior *c_pwb;/* widget behavior in parent */
int c_floatsignalin; /* onset to float for signal input */
char c_gobj; /* true if is a gobj */
char c_patchable; /* true if we have a t_object header */
char c_firstin; /* if patchable, true if draw first inlet */
char c_drawcommand; /* a drawing command for a template */
};
/* s_file.c */
typedef struct _namelist
{
struct _namelist *nl_next;
char *nl_string;
} t_namelist;
t_namelist *namelist_append(t_namelist *listwas, const char *s);
void namelist_free(t_namelist *listwas);
extern int sys_debuglevel;
extern int sys_verbose;
#define DEBUG_MESSUP 1 /* messages up from pd to pd-gui */
#define DEBUG_MESSDOWN 2 /* messages down from pd-gui to pd */
extern int sys_noloadbang;
extern int sys_nogui;
extern char *sys_guicmd;
/* in s_main.c */
EXTERN int sys_nearestfontsize(int fontsize);
EXTERN int sys_hostfontsize(int fontsize);
extern int sys_defaultfont;
extern t_symbol *sys_libdir; /* library directory for auxilliary files */
/* s_loader.c */
int sys_load_lib(char *dirname, char *filename);
/* s_unix.c */
EXTERN void sys_microsleep(int microsec);
/* s_sgi.c, s_nt.c, s_linux.c each implement the same API for audio
and MIDI I/O as follows: */
#define DACBLKSIZE 64
#define SENDDACS_NO 0 /* return values for sys_send_dacs() */
#define SENDDACS_YES 1
#define SENDDACS_SLEPT 2
#define API_OSS 0 /* API choices */
#define API_ALSA 1
#define API_RME 2
#define API_MMIO 3
#define API_PORTAUDIO 4
/* MIDI input and output */
#define MAXMIDIINDEV 16 /* max. number of input ports */
#define MAXMIDIOUTDEV 16 /* max. number of output ports */
extern int sys_nmidiin;
extern int sys_nmidiout;
extern int sys_midiindevlist[];
extern int sys_midioutdevlist[];
EXTERN void sys_putmidimess(int portno, int a, int b, int c);
EXTERN void sys_putmidibyte(int portno, int a);
EXTERN void sys_poll_midi(void);
EXTERN void sys_setmiditimediff(double inbuftime, double outbuftime);
EXTERN void sys_midibytein(int portno, int byte);
extern int sys_hipriority; /* real-time flag, true if priority boosted */
extern t_sample *sys_soundout;
extern t_sample *sys_soundin;
extern float sys_dacsr;
extern int sys_schedadvance;
extern int sys_sleepgrain;
EXTERN void sys_open_audio(int naudioindev, int *audioindev, int nchindev, int *chindev,
int naudiooutdev, int *audiooutdev, int nchoutdev, int *choutdev,
int srate); /* IOhannes */
EXTERN void sys_close_audio(void);
EXTERN void sys_open_midi(int nmidiin, int *midiinvec,
int nmidiout, int *midioutvec);
EXTERN void sys_close_midi(void);
EXTERN int sys_send_dacs(void);
EXTERN void sys_reportidle(void);
EXTERN void sys_set_priority(int higher);
EXTERN void sys_audiobuf(int nbufs);
EXTERN void sys_getmeters(float *inmax, float *outmax);
EXTERN void sys_listdevs(void);
EXTERN void sys_setblocksize(int n);
/* for NT and Linux, there are additional bits of fluff as follows. */
#ifdef NT
EXTERN void nt_soundindev(int which);
EXTERN void nt_soundoutdev(int which);
EXTERN void nt_midiindev(int which);
EXTERN void nt_midioutdev(int which);
EXTERN void nt_noresync( void);
EXTERN void nt_set_sound_api(int which);
#endif
#ifdef __linux__
/* the following definitions allow you to switch at run time
between audio APIs in Linux and later in NT. */
void linux_set_sound_api(int which);
void linux_setfrags(int n);
void linux_streammode( void);
void linux_32bit( void);
void rme_soundindev(int which);
void rme_soundoutdev(int which);
void linux_alsa_queue_size(int size);
#ifdef ALSA99 /* old fashioned ALSA */
void linux_alsa_devno(int devno);
#else
void linux_alsa_devname(char *devname);
#endif
#endif /* __linux__ */
/* portaudio, used in Windows and Mac versions... */
int pa_open_audio(int inchans, int outchans, int rate, t_sample *soundin,
t_sample *soundout, int framesperbuf, int nbuffers,
int indeviceno, int outdeviceno);
void pa_close_audio(void);
int pa_send_dacs(void);
void pa_reportidle(void);
void pa_listdevs(void);
/* m_sched.c */
EXTERN void sys_log_error(int type);
#define ERR_NOTHING 0
#define ERR_ADCSLEPT 1
#define ERR_DACSLEPT 2
#define ERR_RESYNC 3
#define ERR_DATALATE 4
/* s_inter.c */
EXTERN void sys_bail(int exitcode);
EXTERN int sys_pollgui(void);
EXTERN_STRUCT _socketreceiver;
#define t_socketreceiver struct _socketreceiver
typedef void (*t_socketnotifier)(void *x);
typedef void (*t_socketreceivefn)(void *x, t_binbuf *b);
EXTERN t_socketreceiver *socketreceiver_new(void *owner,
t_socketnotifier notifier, t_socketreceivefn socketreceivefn, int udp);
EXTERN void socketreceiver_read(t_socketreceiver *x, int fd);
EXTERN void sys_sockerror(char *s);
EXTERN void sys_closesocket(int fd);
typedef void (*t_fdpollfn)(void *ptr, int fd);
EXTERN void sys_addpollfn(int fd, t_fdpollfn fn, void *ptr);
EXTERN void sys_rmpollfn(int fd);
#ifdef UNIX
void sys_setalarm(int microsec);
void sys_setvirtualalarm( void);
#endif
/* m_obj.c */
EXTERN int obj_noutlets(t_object *x);
EXTERN int obj_ninlets(t_object *x);
EXTERN t_outconnect *obj_starttraverseoutlet(t_object *x, t_outlet **op,
int nout);
EXTERN t_outconnect *obj_nexttraverseoutlet(t_outconnect *lastconnect,
t_object **destp, t_inlet **inletp, int *whichp);
EXTERN t_outconnect *obj_connect(t_object *source, int outno,
t_object *sink, int inno);
EXTERN void obj_disconnect(t_object *source, int outno, t_object *sink,
int inno);
EXTERN void outlet_setstacklim(void);
/* misc */
EXTERN void glob_evalfile(t_pd *ignore, t_symbol *name, t_symbol *dir);
EXTERN void glob_initfromgui(void *dummy, t_symbol *s, int argc, t_atom *argv);
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