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/* (C) Guenter Geiger <geiger@epy.co.at> */
#include <m_pd.h>
#include <stdio.h>
#include <string.h>
#ifdef _MSC_VER
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif
/* hacks .... this duplicates definitions in pd and must be
* adjusted if something changes there !!!! */
#define EMPTYSYMBOL "emptysymbol"
typedef struct _mygatom
{
t_text a_text;
t_atom a_atom;
} t_mygatom; /* this is not !! the real t_gatom ...*/
#define TATOM(a) (&((t_mygatom*)a)->a_atom)
#define ATOMVAL(a) a->a_w.w_float
/* glist's are not visible, but the only thing we need is to
get the list link from them */
typedef struct _myglist
{
t_object gl_gobj;
t_gobj* g_list;
} t_myglist;
#define FIRSTOBJECT(a) (((t_myglist*)a)->g_list)
#ifndef vmess
#define vmess pd_vmess
#endif
/* ------------------------ State ----------------------------- */
#include "envgen.h"
static t_class *state_class;
typedef struct _state
{
t_object x_obj;
t_canvas* x_canvas;
t_symbol* x_name;
int x_slot;
t_symbol* x_symslot;
int x_save;
int x_loading;
t_clock* x_clock;
} t_state;
void state_dosave(t_state *x)
{
char name[255];
FILE* fp;
t_text* a;
t_symbol* dir;
char dirstr[255];
#ifdef _WIN32
dir = gensym("");
#else
dir = canvas_getdir(x->x_canvas);
#endif
strcpy(dirstr,dir->s_name);
#ifndef _WIN32
strcat(dirstr,"/");
#endif
if (x->x_symslot)
sprintf(name,"%s%s.%s",dirstr,x->x_name->s_name,x->x_symslot->s_name);
else
sprintf(name,"%s%s.%d",dirstr,x->x_name->s_name,x->x_slot);
fp = fopen(name,"w");
if (!fp) {
post("state: unable to open %s",name);
return;
}
a = (t_text*)FIRSTOBJECT(x->x_canvas);
do {
if (a->te_type == T_ATOM) {
if (TATOM(a)->a_type == A_SYMBOL) {
if (strlen(TATOM(a)->a_w.w_symbol->s_name))
fprintf(fp,"%s\n",atom_getsymbol(TATOM(a))->s_name);
else
fprintf(fp,EMPTYSYMBOL"\n");
}
else {
fprintf(fp,"%f\n",atom_getfloat(TATOM(a)));
}
}
/* slider should be an atom as well ... how to do it ? */
if (!strcmp(class_getname(a->te_pd),"slider")) {
fprintf(fp,"%f\n",atom_getfloat(TATOM(a)));
}
if (!strcmp(class_getname(a->te_pd),"sliderh")) {
fprintf(fp,"%f\n",atom_getfloat(TATOM(a)));
}
if (!strcmp(class_getname(a->te_pd),"ticker")) {
fprintf(fp,"%f\n",atom_getfloat(TATOM(a)));
}
#if 0
if (!strcmp(class_getname(a->te_pd),"vsl")) {
/* float val = atom_getfloat(TATOM(a));*/
float val = *((float*) (((char*)a) + sizeof(t_iemgui) + sizeof(int)));
fprintf(fp,"%f\n",val);
fprintf(stderr,"vslider %f\n",val);
}
if (!strcmp(class_getname(a->te_pd),"hsl")) {
float val = *((float*) (((char*)a) + sizeof(t_iemgui) + sizeof(int)));
fprintf(fp,"%f\n",val);
fprintf(stderr,"hslider %f\n",val);
}
#endif
if (!strncmp(class_getname(a->te_pd),"envgen",6)) {
int i;
t_envgen* e = (t_envgen*) a;
fprintf(fp,"%d ",e->last_state);
fprintf(fp,"%f ",e->finalvalues[0]);
for (i=1;i <= e->last_state;i++)
fprintf(fp,"%f %f ",e->duration[i] - e->duration[i-1],e->finalvalues[i]);
fprintf(fp,"\n");
}
} while ((a = (t_text*)((t_gobj*)a)->g_next));
post("state saved to: %s",name);
fclose(fp);
}
void state_save(t_state *x)
{
x->x_save = 1;
clock_delay(x->x_clock,2000);
}
void state_saveoff(t_state *x)
{
x->x_save = 0;
}
void state_load(t_state *x)
{
char name[255];
FILE* fp;
t_text* a;
t_float in;
t_symbol* dir;
char dirstr[255];
#ifdef _WIN32
dir = gensym("");
#else
dir = canvas_getdir(x->x_canvas);
#endif
strcpy(dirstr,dir->s_name);
#ifndef _WIN32
strcat(dirstr,"/");
#endif
if (x->x_symslot)
sprintf(name,"%s%s.%s",dirstr,x->x_name->s_name,x->x_symslot->s_name);
else
sprintf(name,"%s%s.%d",dirstr,x->x_name->s_name,x->x_slot);
fp = fopen(name,"r");
if (!fp) {
post("state: unable to open %s",name);
return;
}
a = (t_text*) FIRSTOBJECT(x->x_canvas);
x->x_loading = 1;
post("state loading from: %s",name);
*name = 0;
do {
if (a->te_type == T_ATOM ||
!strcmp(class_getname(a->te_pd),"slider")
|| !strcmp(class_getname(a->te_pd),"ticker")
|| !strcmp(class_getname(a->te_pd),"sliderh")
/* || !strcmp(class_getname(a->te_pd),"vsl") ||
!strcmp(class_getname(a->te_pd),"hsl" ) */
) {
if (TATOM(a)->a_type == A_SYMBOL) {
if (fscanf(fp,"%s",name)<=0) continue;
if (strcmp(name,EMPTYSYMBOL))
vmess((t_pd*)a,gensym("set"),"s",gensym(name));
}
else {
if (fscanf(fp,"%f",&in)<=0) continue;
vmess((t_pd*)a,&s_float,"f",in);
}
}
if (!strncmp(class_getname(a->te_pd),"envgen",6)) {
int i;
int end;
float val;
float dur;
t_atom ilist[255];
fscanf(fp,"%f",&in);
end = in;
if (fscanf(fp,"%f",&val)<=0) continue;
SETFLOAT(ilist,val);
for (i=1 ;i <= end;i++) {
fscanf(fp,"%f",&dur);
fscanf(fp,"%f",&val);
SETFLOAT(ilist +2*i-1,dur);
SETFLOAT(ilist+2*i,val);
}
pd_typedmess((t_pd*)a,&s_list,2*end+1,ilist);
// post("ok %d",end);
}
} while ((a = (t_text*)((t_gobj*)a)->g_next) && !feof(fp));
x->x_loading = 0;
fclose(fp);
}
void state_float(t_state *x,t_floatarg f)
{
if (x->x_loading) return;
x->x_symslot = NULL;
x->x_slot = f;
if (x->x_save) {
x->x_save = 0;
state_dosave(x);
return;
}
state_load(x);
outlet_float(x->x_obj.ob_outlet,x->x_slot);
}
void state_anything(t_state *x,t_symbol* s,t_int argc,t_atom* argv)
{
x->x_symslot = s;
if (x->x_save) {
x->x_save = 0;
state_dosave(x);
return;
}
state_load(x);
outlet_symbol(x->x_obj.ob_outlet,x->x_symslot);
}
void state_symbol(t_state *x,t_symbol* s)
{
x->x_symslot = s;
if (x->x_save) {
x->x_save = 0;
state_dosave(x);
return;
}
state_load(x);
outlet_symbol(x->x_obj.ob_outlet,x->x_symslot);
}
void state_bang(t_state *x)
{
if (x->x_symslot) outlet_symbol(x->x_obj.ob_outlet,x->x_symslot);
else
outlet_float(x->x_obj.ob_outlet,x->x_slot);
}
static void *state_new(t_symbol* name)
{
t_state *x = (t_state *)pd_new(state_class);
x->x_canvas = canvas_getcurrent();
if (name != &s_)
x->x_name = name;
else
x->x_name = gensym("state");
x->x_clock = clock_new(x, (t_method)state_saveoff);
x->x_slot = 0;
x->x_symslot = NULL;
x->x_loading = 0;
x->x_save = 0;
outlet_new(&x->x_obj, &s_float);
return (x);
}
void state_setup(void)
{
state_class = class_new(gensym("state"), (t_newmethod)state_new, 0,
sizeof(t_state), 0,A_DEFSYM,0);
class_addfloat(state_class,state_float);
class_addmethod(state_class,(t_method) state_save, gensym("save"), 0);
class_addanything(state_class,(t_method) state_anything);
class_addbang(state_class,state_bang);
class_addsymbol(state_class,state_symbol);
/* class_addmethod(state_class, (t_method)state_load, gensym("load"), 0);*/
}
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