int main() {
srand(1234567);
UserData ud;
sp_data *sp;
sp_create(&sp);
sp_ftbl_loadfile(sp, &ud.wav, "oneart.wav");
sp_ftbl_create(sp, &ud.win, 1024);
sp_fog_create(&ud.fog);
sp_phasor_create(&ud.phs);
sp_gen_composite(sp, ud.win, "0.5 0.5 270 0.5");
sp_fog_init(sp, ud.fog, ud.wav, ud.win, 100, 0);
ud.fog->trans = 0.9;
sp_phasor_init(sp, ud.phs, 0);
ud.phs->freq = 0.3 / ((SPFLOAT)ud.wav->size / sp->sr);
sp->len = 44100 * 10;
sp_process(sp, &ud, process);
sp_fog_destroy(&ud.fog);
sp_ftbl_destroy(&ud.wav);
sp_ftbl_destroy(&ud.win);
sp_phasor_destroy(&ud.phs);
sp_destroy(&sp);
return 0;
}
int sporth_phasor(sporth_stack *stack, void *ud)
{
plumber_data *pd = ud;
SPFLOAT out;
SPFLOAT iphs;
SPFLOAT freq;
sp_phasor *phasor;
switch(pd->mode) {
case PLUMBER_CREATE:
#ifdef DEBUG_MODE
fprintf(stderr, "phasor: Creating\n");
#endif
sp_phasor_create(&phasor);
plumber_add_ugen(pd, SPORTH_PHASOR, phasor);
if(sporth_check_args(stack, "ff") != SPORTH_OK) {
fprintf(stderr,"Not enough arguments for phasor\n");
stack->error++;
return PLUMBER_NOTOK;
}
iphs = sporth_stack_pop_float(stack);
freq = sporth_stack_pop_float(stack);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_INIT:
#ifdef DEBUG_MODE
fprintf(stderr, "phasor: Initialising\n");
#endif
iphs = sporth_stack_pop_float(stack);
freq = sporth_stack_pop_float(stack);
phasor = pd->last->ud;
sp_phasor_init(pd->sp, phasor, iphs);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_COMPUTE:
iphs = sporth_stack_pop_float(stack);
freq = sporth_stack_pop_float(stack);
phasor = pd->last->ud;
phasor->freq = freq;
sp_phasor_compute(pd->sp, phasor, NULL, &out);
sporth_stack_push_float(stack, out);
break;
case PLUMBER_DESTROY:
phasor = pd->last->ud;
sp_phasor_destroy(&phasor);
break;
default:
fprintf(stderr, "phasor: Unknown mode!\n");
break;
}
return PLUMBER_OK;
}
void start() {
started = true;
sp_tabread_init(sp, tabread1, ftbl1, 1);
sp_tabread_init(sp, tabread2, ftbl2, 1);
sp_phasor_init(sp, phasor, 0.0);
SPFLOAT dur;
dur = (SPFLOAT)ftbl1->size / sp->sr;
phasor->freq = 1.0 / dur * rate;
lastPosition = -1.0;
}
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;
}
