void process(sp_data *sp, void *udata) {
user_data *ud = udata;
SPFLOAT dry;
SPFLOAT kick, snare, hh, clk, dblclk, bar, dtrig, count;
SPFLOAT revin, revout, rthrow, rgate, rpt, rvs, rvs_switch, foo;
SPFLOAT reps;
sp_metro_compute(sp, ud->clk, NULL, &clk);
sp_metro_compute(sp, ud->dblclk, NULL, &dblclk);
sp_count_compute(sp, ud->cnt, &clk, &count);
bar = (count == 0 && clk);
sp_dtrig_compute(sp, ud->snare.dt, &bar, &dtrig);
sp_tevent_compute(sp, ud->snare.te, &dtrig, &snare);
sp_maygate_compute(sp, ud->rthrow, &dtrig, &rthrow);
revin = snare * rthrow;
sp_revsc_compute(sp, ud->rev, &revin, &revin, &revout, &foo);
sp_dtrig_compute(sp, ud->kick.dt, &bar, &dtrig);
sp_tevent_compute(sp, ud->kick.te, &dtrig, &kick);
sp_dtrig_compute(sp, ud->hh.dt, &bar, &dtrig);
sp_tevent_compute(sp, ud->hh.te, &dtrig, &hh);
dry = snare + kick + hh * 0.5 + revout * 0.1;
sp_maygate_compute(sp, ud->rgate, &dblclk, &rgate);
sp_tseq_compute(sp, ud->rpick, &dblclk, &reps);
sp_rpt_compute(sp, ud->rpt, &rgate, &dry, &rpt);
sp_reverse_compute(sp, ud->rvs, &rpt, &rvs);
sp_maygate_compute(sp, ud->rvs_switch, &clk, &rvs_switch);
sp->out[0] = (rvs_switch) ? rvs : rpt;
}
int t_pluck(sp_test *tst, sp_data *sp, const char *hash)
{
uint32_t n;
int fail = 0;
UserData ud;
sp_srand(sp, 1337);
SPFLOAT pluck = 0, met = 0;
SPFLOAT notes[] = {60, 63, 67, 70, 74};
sp_pluck_create(&ud.pluck);
sp_metro_create(&ud.met);
sp_pluck_init(sp, ud.pluck, 400);
sp_metro_init(sp, ud.met);
ud.met->freq = 4;
for(n = 0; n < tst->size; n++) {
pluck = 0, met = 0;
sp_metro_compute(sp, ud.met, NULL, &met);
if(met) {
ud.pluck->freq = sp_midi2cps(notes[sp_rand(sp) % 5]);
}
sp_pluck_compute(sp, ud.pluck, &met, &pluck);
sp_test_add_sample(tst, pluck);
}
fail = sp_test_verify(tst, hash);
sp_pluck_destroy(&ud.pluck);
sp_metro_destroy(&ud.met);
if(fail) return SP_NOT_OK;
else return SP_OK;
}
void process(sp_data *sp, void *udata) {
UserData *ud = udata;
SPFLOAT osc = 0, trand = 0, met = 0;
sp_metro_compute(sp, ud->met, NULL, &met);
sp_trand_compute(sp, ud->trand, &met, &trand);
ud->osc->freq = trand;
sp_osc_compute(sp, ud->osc, NULL, &osc);
sp->out[0] = osc;
}
void process(sp_data *sp, void *udata) {
UserData *ud = udata;
SPFLOAT osc = 0, pluck = 0, met = 0;
sp_osc_compute(sp, ud->osc, NULL, &osc);
sp_metro_compute(sp, ud->met, NULL, &met);
if(met) {
ud->pluck->reflect = 0.5;
ud->pluck->freq = ud->pluck->ifreq + rand() % 500;
}
sp_pluck_compute(sp, ud->pluck, &met, &osc, &pluck);
sp->out[0] = pluck;
}
void write_osc(sp_data *data, void *ud) {
udata *udp = ud;
SPFLOAT trig = 0;
SPFLOAT env = 0;
SPFLOAT osc = 0;
sp_metro_compute(data, udp->met, NULL, &trig);
sp_tevent_compute(data, udp->te, &trig, &udp->osc->freq);
sp_osc_compute(data, udp->osc, NULL, &osc);
sp_tenv_compute(data, udp->tenv, &trig, &env);
data->out[0] = osc * env;
}
void compute(sp_data *sp, void *udata){
UserData *ud = udata;
SPFLOAT met, osc, env, rpt, maygate, trig, dry;
sp_metro_compute(sp, ud->mt, NULL, &met);
sp_tenv_compute(sp, ud->te, &met, &env);
sp_osc_compute(sp, ud->osc, NULL, &osc);
dry = osc * env;
sp_maygate_compute(sp, ud->mg, &met, &maygate);
trig = met * maygate;
sp_rpt_compute(sp, ud->rpt, &trig, &dry, &rpt);
sp->out[0] = rpt;
}
void process(sp_data *sp, void *udata) {
UserData *ud = udata;
SPFLOAT osc = 0, delay = 0, met = 0, tenv = 0;
sp_metro_compute(sp, ud->met, NULL, &met);
sp_tenv_compute(sp, ud->tenv, &met, &tenv);
if(met) {
ud->osc->freq = 100 + rand() % 500;
}
sp_osc_compute(sp, ud->osc, NULL, &osc);
osc *= tenv;
sp_delay_compute(sp, ud->delay, &osc, &delay);
sp->out[0] = osc + delay;
}
void process(sp_data *sp, void *udata)
{
UserData *ud = udata;
int i;
SPFLOAT line = 0, cloud = 0, tmp = 0, revin = 0, rev = 0, dummy, drip = 0;
SPFLOAT count = 0;
SPFLOAT bar = 0, clk = 0, delIn = 0, delOut = 0;
SPFLOAT mode = 0;
for(i = 0; i < NUMLINE; i++) {
sp_randi_compute(sp, ud->line[i].randi, NULL, &line);
chord_cloud_compute(sp, ud->line[i].cc, NULL, &cloud);
tmp += cloud * line;
}
revin += tmp * 0.5;
sp_metro_compute(sp, ud->clk, NULL, &clk);
sp_count_compute(sp, ud->meter, &clk, &count);
bar = (count == 0 && clk);
sp_drip_compute(sp, ud->drip, &bar, &drip);
drip *= 0.5;
revin += drip * 0.1;
if(sp->pos > 44100 * 3) {
SPFLOAT mg = 0, nn = 0;
sp_maygate_compute(sp, ud->mg, &clk, &mg);
sp_tseq_compute(sp, ud->seq, &mg, &nn);
*ud->mod->freq = sp_midi2cps(nn + 12);
modal_compute(sp, ud->mod, &mg, &mode);
mode *= 0.3;
revin += mode * 0.8;
delIn += mode * 0.5;
}
delIn += drip * 0.1 + ud->pdel * 0.6;
sp_vdelay_compute(sp, ud->del, &delIn, &delOut);
ud->pdel = delOut;
revin += delOut * 0.1;
sp_revsc_compute(sp, ud->rev, &revin, &revin, &rev, &dummy);
sp->out[0] = tmp * 0.2 + rev * 0.6 + drip * 0.1 + delOut * 0.5 + mode;
/* Master fader */
SPFLOAT mtick = (sp->pos == 0) ? 1.0 : 0.0;
SPFLOAT fader = 0;
sp_tenv_compute(sp, ud->master, &mtick, &fader);
sp->out[0] *= fader;
sp_progress_compute(sp, ud->prog, NULL, NULL);
}
int t_delay(sp_test *tst, sp_data *sp, const char *hash)
{
uint32_t n;
int fail = 0;
SPFLOAT osc = 0, delay = 0, met = 0, tenv = 0;
UserData ud;
sp_delay_create(&ud.delay);
sp_osc_create(&ud.osc);
sp_ftbl_create(sp, &ud.ft, 2048);
sp_metro_create(&ud.met);
sp_tenv_create(&ud.tenv);
sp_delay_init(sp, ud.delay, 0.75 * 0.5);
ud.delay->feedback = 0.5;
sp_gen_sine(sp, ud.ft);
sp_osc_init(sp, ud.osc, ud.ft, 0);
ud.osc->amp = 0.5;
sp_metro_init(sp, ud.met);
ud.met->freq = 1;
sp_tenv_init(sp, ud.tenv);
ud.tenv->atk = 0.005;
ud.tenv->hold = 0.1;
ud.tenv->rel = 0.1;
for(n = 0; n < tst->size; n++) {
osc = 0, delay = 0, met = 0, tenv = 0;
sp_metro_compute(sp, ud.met, NULL, &met);
sp_tenv_compute(sp, ud.tenv, &met, &tenv);
if(met) {
ud.osc->freq = 100 + sp_rand(sp) % 500;
}
sp_osc_compute(sp, ud.osc, NULL, &osc);
osc *= tenv;
sp_delay_compute(sp, ud.delay, &osc, &delay);
sp_test_add_sample(tst, osc + delay);
}
if(sp_test_compare(tst, hash) == SP_NOT_OK) {
printf("Generated hash %s does not match reference hash %s\n",
tst->md5string, hash);
fail = 1;
}
if(fail) return SP_NOT_OK;
else return SP_OK;
}
int t_mode(sp_test *tst, sp_data *sp, const char *hash)
{
uint32_t n;
int fail = 0;
UserData ud;
SPFLOAT met = 0, mod = 0, nn;
modal_create(&ud.mod);
modal_init(sp, ud.mod);
sp_metro_create(&ud.met);
sp_metro_init(sp, ud.met);
ud.met->freq = 3.0;
sp_ftbl_create(sp, &ud.notes, 1);
sp_gen_vals(sp, ud.notes, "60 67 62 69 76");
sp_tseq_create(&ud.seq);
sp_tseq_init(sp, ud.seq, ud.notes);
for(n = 0; n < tst->size; n++) {
met = 0;
mod = 0;
nn = 0;
sp_metro_compute(sp, ud.met, NULL, &met);
sp_tseq_compute(sp, ud.seq, &met, &nn);
*ud.mod->freq = sp_midi2cps(nn);
modal_compute(sp, ud.mod, &met, &mod);
sp->out[0] = mod;
sp_test_add_sample(tst, sp->out[0]);
}
fail = sp_test_verify(tst, hash);
modal_destroy(&ud.mod);
sp_metro_destroy(&ud.met);
sp_ftbl_destroy(&ud.notes);
sp_tseq_destroy(&ud.seq);
if(fail) return SP_NOT_OK;
else return SP_OK;
}
int sporth_metro(sporth_stack *stack, void *ud)
{
plumber_data *pd = ud;
SPFLOAT freq;
SPFLOAT out;
sp_metro *data;
switch(pd->mode) {
case PLUMBER_CREATE:
sp_metro_create(&data);
plumber_add_ugen(pd, SPORTH_METRO, data);
if(sporth_check_args(stack, "f") != SPORTH_OK) {
fprintf(stderr,"Not enough arguments for metro\n");
stack->error++;
return PLUMBER_NOTOK;
}
freq = sporth_stack_pop_float(stack);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_INIT:
data = pd->last->ud;
sp_metro_init(pd->sp, data);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_COMPUTE:
freq = sporth_stack_pop_float(stack);
data = pd->last->ud;
data->freq = freq;
sp_metro_compute(pd->sp, data, NULL, &out);
sporth_stack_push_float(stack, out);
break;
case PLUMBER_DESTROY:
data = pd->last->ud;
sp_metro_destroy(&data);
break;
default:
fprintf(stderr,"Error: Unknown mode!");
break;
}
return PLUMBER_OK;
}
