int main() {
sp_data *sp;
sp_create(&sp);
sp_srand(sp, 12345);
sp->sr = SR;
sp->len = sp->sr * LEN;
uint32_t t, u;
SPFLOAT in = 0, out = 0;
sp_pdhalf *unit[NUM];
for(u = 0; u < NUM; u++) {
sp_pdhalf_create(&unit[u]);
sp_pdhalf_init(sp, unit[u]);
}
for(t = 0; t < sp->len; t++) {
for(u = 0; u < NUM; u++) sp_pdhalf_compute(sp, unit[u], &in, &out);
}
for(u = 0; u < NUM; u++) sp_pdhalf_destroy(&unit[u]);
sp_destroy(&sp);
return 0;
}
int sporth_pdhalf(sporth_stack *stack, void *ud)
{
plumber_data *pd = ud;
SPFLOAT sig;
SPFLOAT out;
SPFLOAT amount;
sp_pdhalf *pdhalf;
switch(pd->mode) {
case PLUMBER_CREATE:
#ifdef DEBUG_MODE
fprintf(stderr, "pdhalf: Creating\n");
#endif
sp_pdhalf_create(&pdhalf);
plumber_add_ugen(pd, SPORTH_PDHALF, pdhalf);
if(sporth_check_args(stack, "ff") != SPORTH_OK) {
fprintf(stderr,"Not enough arguments for pdhalf\n");
stack->error++;
return PLUMBER_NOTOK;
}
amount = sporth_stack_pop_float(stack);
sig = sporth_stack_pop_float(stack);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_INIT:
#ifdef DEBUG_MODE
fprintf(stderr, "pdhalf: Initialising\n");
#endif
amount = sporth_stack_pop_float(stack);
sig = sporth_stack_pop_float(stack);
pdhalf = pd->last->ud;
sp_pdhalf_init(pd->sp, pdhalf);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_COMPUTE:
amount = sporth_stack_pop_float(stack);
sig = sporth_stack_pop_float(stack);
pdhalf = pd->last->ud;
pdhalf->amount = amount;
sp_pdhalf_compute(pd->sp, pdhalf, &sig, &out);
sporth_stack_push_float(stack, out);
break;
case PLUMBER_DESTROY:
pdhalf = pd->last->ud;
sp_pdhalf_destroy(&pdhalf);
break;
default:
fprintf(stderr, "pdhalf: Unknown mode!\n");
break;
}
return PLUMBER_OK;
}
void init() {
sp_adsr_create(&adsr);
sp_adsr_init(kernel->sp, adsr);
sp_pdhalf_create(&pdhalf);
sp_tabread_create(&tab);
sp_tabread_init(kernel->sp, tab, kernel->ftbl, 1);
sp_phasor_create(&phs);
sp_pdhalf_init(kernel->sp, pdhalf);
sp_phasor_init(kernel->sp, phs, 0);
phs->freq = 0;
}
