int sporth_moogladder(sporth_stack *stack, void *ud)
{
plumber_data *pd = ud;
SPFLOAT input;
SPFLOAT out;
SPFLOAT freq;
SPFLOAT res;
sp_moogladder *moogladder;
switch(pd->mode) {
case PLUMBER_CREATE:
#ifdef DEBUG_MODE
fprintf(stderr, "moogladder: Creating\n");
#endif
sp_moogladder_create(&moogladder);
plumber_add_ugen(pd, SPORTH_MOOGLADDER, moogladder);
if(sporth_check_args(stack, "fff") != SPORTH_OK) {
fprintf(stderr,"Not enough arguments for moogladder\n");
stack->error++;
return PLUMBER_NOTOK;
}
res = sporth_stack_pop_float(stack);
freq = sporth_stack_pop_float(stack);
input = sporth_stack_pop_float(stack);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_INIT:
#ifdef DEBUG_MODE
fprintf(stderr, "moogladder: Initialising\n");
#endif
res = sporth_stack_pop_float(stack);
freq = sporth_stack_pop_float(stack);
input = sporth_stack_pop_float(stack);
moogladder = pd->last->ud;
sp_moogladder_init(pd->sp, moogladder);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_COMPUTE:
res = sporth_stack_pop_float(stack);
freq = sporth_stack_pop_float(stack);
input = sporth_stack_pop_float(stack);
moogladder = pd->last->ud;
moogladder->freq = freq;
moogladder->res = res;
sp_moogladder_compute(pd->sp, moogladder, &input, &out);
sporth_stack_push_float(stack, out);
break;
case PLUMBER_DESTROY:
moogladder = pd->last->ud;
sp_moogladder_destroy(&moogladder);
break;
default:
fprintf(stderr, "moogladder: Unknown mode!\n");
break;
}
return PLUMBER_OK;
}
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;
}
void destroy() {
sp_moogladder_destroy(&moogladder0);
sp_moogladder_destroy(&moogladder1);
AKSoundpipeKernel::destroy();
}
void destroy() {
sp_moogladder_destroy(&moogladder);
sp_destroy(&sp);
}