int main() {
UserData ud;
sp_data *sp;
sp_create(&sp);
sp_clip_create(&ud.clp);
sp_osc_create(&ud.osc);
sp_ftbl_create(sp, &ud.ft, 4096);
sp_moogladder_create(&ud.filt);
sp_gen_line(sp, ud.ft, "0 1 4096 -1");
sp_osc_init(sp, ud.osc, ud.ft, 0);
ud.osc->freq = sp_midi2cps(48);
sp_clip_init(sp, ud.clp);
sp_moogladder_init(sp, ud.filt);
ud.filt->freq = 1000;
ud.filt->res = 0.8;
sp->len = 44100 * 5;
sp_process(sp, &ud, write_clip);
sp_osc_destroy(&ud.osc);
sp_clip_destroy(&ud.clp);
sp_ftbl_destroy(&ud.ft);
sp_moogladder_destroy(&ud.filt);
sp_destroy(&sp);
return 0;
}
int sporth_gen_line(sporth_stack *stack, void *ud)
{
plumber_data *pd = ud;
int size;
sp_ftbl *ft;
char *str;
char *args;
switch(pd->mode){
case PLUMBER_CREATE:
#ifdef DEBUG_MODE
fprintf(stderr, "gen_line: create mode\n");
#endif
plumber_add_ugen(pd, SPORTH_GEN_LINE, NULL);
if(sporth_check_args(stack, "sfs") != SPORTH_OK) {
fprintf(stderr, "Init: not enough arguments for gen_line\n");
return PLUMBER_NOTOK;
}
args = sporth_stack_pop_string(stack);
size = (int)sporth_stack_pop_float(stack);
str = sporth_stack_pop_string(stack);
#ifdef DEBUG_MODE
fprintf(stderr, "Creating line table %s of size %d\n", str, size);
#endif
sp_ftbl_create(pd->sp, &ft, size);
if(sp_gen_line(pd->sp, ft, args) == SP_NOT_OK) {
fprintf(stderr, "There was an issue creating the line ftable \"%s\".\n", str);
stack->error++;
return PLUMBER_NOTOK;
}
plumber_ftmap_add(pd, str, ft);
break;
case PLUMBER_INIT:
args = sporth_stack_pop_string(stack);
size = (int)sporth_stack_pop_float(stack);
str = sporth_stack_pop_string(stack);
break;
case PLUMBER_COMPUTE:
sporth_stack_pop_float(stack);
break;
case PLUMBER_DESTROY:
break;
default:
printf("Error: Unknown mode!");
break;
}
return PLUMBER_OK;
}
int main() {
sp_data *sp;
sp_create(&sp);
sp_ftbl *ft;
sp_ftbl_create(sp, &ft, 4096);
sp_gen_line(sp, ft, "0 -1 2048 1 4096 -1");
int i;
FILE *fp= fopen("plot.dat", "w");
for(i = 0; i < ft->size; i++) {
fprintf(fp, "%d %g\n", i, ft->tbl[i]);
}
printf("%d plot points written to plot.dat. Run write_plot.sh to see the result.\n", ft->size);
fclose(fp);
sp_ftbl_destroy(&ft);
sp_destroy(&sp);
return 0;
}
int main() {
srand(time(NULL));
int i;
UserData ud;
sp_data *sp;
sp_create(&sp);
sp_ftbl_create(sp, &ud.ft, 4096);
for(i = 0; i < 3; i++) sp_osc_create(&ud.osc[i]);
sp_lpf18_create(&ud.lpf);
sp_osc_create(&ud.lfo);
sp_ftbl_create(sp, &ud.sine_ft, 4096);
sp_gen_sine(sp, ud.sine_ft);
sp_gen_line(sp, ud.ft, "0 1 4096 -1");
sp_osc_init(sp, ud.osc[0], ud.ft);
ud.osc[0]->freq = sp_midi2cps(40 - 0.05);
sp_osc_init(sp, ud.osc[1], ud.ft);
ud.osc[1]->freq = sp_midi2cps(40 - 12);
sp_osc_init(sp, ud.osc[2], ud.ft);
ud.osc[2]->freq = sp_midi2cps(40 + 0.05);
sp_lpf18_init(sp, ud.lpf);
sp_osc_init(sp, ud.lfo, ud.sine_ft);
ud.lfo->freq = 0.4;
sp->len = 44100 * 5;
sp_process(sp, &ud, write_osc);
sp_ftbl_destroy(&ud.ft);
for(i = 0; i < 3; i++) sp_osc_destroy(&ud.osc[i]);
sp_lpf18_destroy(&ud.lpf);
sp_osc_destroy(&ud.lfo);
sp_ftbl_destroy(&ud.sine_ft);
sp_destroy(&sp);
return 0;
}
