void make_note(sp_data *sp, sp_tenv *tenv, sp_posc3 *posc3, unsigned long counter, unsigned long clock, SPFLOAT *output) { unsigned long count = counter % clock; SPFLOAT env = 0, osc = 0; SPFLOAT tick = (count == 0) ? 1 : 0; sp_tenv_compute(sp, tenv, &tick, &env); sp_posc3_compute(sp, posc3, NULL, &osc); *output = osc * env; }
void process(sp_data *sp, void *udata) { UserData *ud = udata; SPFLOAT osc = 0, thresh = 0, lfo = 0, tenv = 0; sp_osc_compute(sp, ud->lfo, NULL, &lfo); /* Create a tick for every positive zero crossing */ sp_thresh_compute(sp, ud->thresh, &lfo, &thresh); sp_tenv_compute(sp, ud->tenv, &thresh, &tenv); sp_osc_compute(sp, ud->osc, NULL, &osc); sp->out[0] = osc * tenv; }
void process(sp_data *sp, void *udata) { UserData *ud = udata; SPFLOAT osc = 0, dmetro = 0, tenv = 0, lfo = 0; sp_osc_compute(sp, ud->osc, NULL, &osc); sp_osc_compute(sp, ud->lfo, NULL, &lfo); lfo += 0.5; ud->dmetro->time = 0.05 + 0.3 * lfo; sp_dmetro_compute(sp, ud->dmetro, NULL, &dmetro); sp_tenv_compute(sp, ud->tenv, &dmetro, &tenv); sp->out[0] = tenv * osc; }
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 chord_cloud_compute(sp_data *sp, chord_cloud *cc, SPFLOAT *in, SPFLOAT *out) { int i; SPFLOAT dust = 0, osc = 0, env = 0, tmp = 0, dummy; for(i = 0; i < cc->notes->size; i++) { chord_grain *grain = &cc->grains[i]; sp_dust_compute(sp, grain->dust, NULL, &dust); sp_tenv_compute(sp, grain->env, &dust, &env); sp_osc_compute(sp, grain->osc, NULL, &osc); sp_tevent_compute(sp, grain->retrig, &dust, &dummy); tmp += osc * env * cc->ampmax * grain->amp; } *out = tmp; return SP_OK; }
int t_allpass(sp_test *tst, sp_data *sp, const char *hash) { uint32_t n; int fail = 0; sp_allpass *ap_d; sp_tenv *env_d; sp_noise *nz_d; SPFLOAT tick = 0, env = 0, noise = 0, allpass = 0; sp_allpass_create(&ap_d); sp_tenv_create(&env_d); sp_noise_create(&nz_d); sp_allpass_init(sp, ap_d, 0.1); sp_tenv_init(sp, env_d); env_d->atk = 0.001; env_d->hold = 0.00; env_d->rel = 0.1; sp_noise_init(sp, nz_d); for(n = 0; n < tst->size; n++) { tick = 0, env = 0, noise = 0, allpass = 0; tick = (n == 0) ? 1 : 0; sp_tenv_compute(sp, env_d, &tick, &env); sp_noise_compute(sp, nz_d, NULL, &noise); noise *= env * 0.5; sp_allpass_compute(sp, ap_d, &noise, &allpass); sp_test_add_sample(tst, allpass); } 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; } sp_noise_destroy(&nz_d); sp_tenv_destroy(&env_d); sp_allpass_destroy(&ap_d); if(fail) return SP_NOT_OK; else return SP_OK; }
void write_osc(sp_data *data, void *ud) { udata *udp = ud; SPFLOAT env = 0; SPFLOAT osc = 0; SPFLOAT rv = 0; SPFLOAT dry = 0; SPFLOAT trig; if(data->pos == 0){ trig = 1.0; }else{ trig = 0.0; } sp_tenv_compute(data, udp->tenv, &trig, &env); sp_osc_compute(data, udp->osc, NULL, &osc); dry = osc * env; sp_reverse_compute(data, udp->rv, &dry, &rv); data->out[0] = dry + rv; }
int t_allpass(sp_test *tst, sp_data *sp, const char *hash) { sp_srand(sp, 0); uint32_t n; int fail = 0; sp_allpass *ap_d; sp_tenv *env_d; sp_noise *nz_d; SPFLOAT tick = 0, env = 0, noise = 0, allpass = 0; sp_allpass_create(&ap_d); sp_tenv_create(&env_d); sp_noise_create(&nz_d); sp_allpass_init(sp, ap_d, 0.1); sp_tenv_init(sp, env_d); env_d->atk = 0.001; env_d->hold = 0.00; env_d->rel = 0.1; sp_noise_init(sp, nz_d); for(n = 0; n < tst->size; n++) { tick = 0, env = 0, noise = 0, allpass = 0; tick = (n == 0) ? 1 : 0; sp_tenv_compute(sp, env_d, &tick, &env); sp_noise_compute(sp, nz_d, NULL, &noise); noise *= env * 0.5; sp_allpass_compute(sp, ap_d, &noise, &allpass); sp_test_add_sample(tst, allpass); } fail = sp_test_verify(tst,hash); sp_noise_destroy(&nz_d); sp_tenv_destroy(&env_d); sp_allpass_destroy(&ap_d); if(fail) return SP_NOT_OK; else return SP_OK; }
void write_osc(sp_data *sp, void *udata) { UserData *ud = udata; SPFLOAT env = 0; SPFLOAT osc = 0; SPFLOAT dry = 0; SPFLOAT trig; SPFLOAT dtrig = 0; SPFLOAT note = 0; if(sp->pos == 0){ trig = 1.0; }else{ trig = 0.0; } sp_dtrig_compute(sp, ud->dt, &trig, &dtrig); sp_tseq_compute(sp, ud->seq, &dtrig, ¬e); ud->osc->freq = sp_midi2cps(note + 24); env = 1.0; sp_tenv_compute(sp, ud->tenv, &dtrig, &env); sp_osc_compute(sp, ud->osc, NULL, &osc); sp->out[0] = osc * env; }
int t_tseq(sp_test *tst, sp_data *sp, const char *hash) { uint32_t n; int fail = 0; SPFLOAT env = 0; SPFLOAT osc = 0; SPFLOAT trig; SPFLOAT dtrig = 0; SPFLOAT note = 0; sp_srand(sp, 123456); UserData ud; sp_dtrig_create(&ud.dt); sp_tenv_create(&ud.tenv); sp_ftbl_create(sp, &ud.ft, 2048); sp_ftbl_create(sp, &ud.delta, 4); sp_ftbl_create(sp, &ud.nn, 1); sp_osc_create(&ud.osc); sp_gen_vals(sp, ud.delta, "0.2 0.2 0.2 0.1"); sp_gen_vals(sp, ud.nn, "60 62 64 67"); sp_tseq_create(&ud.seq); sp_tseq_init(sp, ud.seq, ud.nn); sp_dtrig_init(sp, ud.dt, ud.delta); ud.dt->loop = 1.0; sp_tenv_init(sp, ud.tenv); ud.tenv->atk = 0.01; ud.tenv->hold = 0.01; ud.tenv->rel = 0.05; sp_gen_sine(sp, ud.ft); sp_osc_init(sp, ud.osc, ud.ft, 0); ud.osc->freq = 1000; ud.osc->amp = 0.5; for(n = 0; n < tst->size; n++) { env = 0; osc = 0; dtrig = 0; note = 0; if(sp->pos == 0){ trig = 1.0; }else{ trig = 0.0; } sp_dtrig_compute(sp, ud.dt, &trig, &dtrig); sp_tseq_compute(sp, ud.seq, &dtrig, ¬e); ud.osc->freq = sp_midi2cps(note + 24); env = 1.0; sp_tenv_compute(sp, ud.tenv, &dtrig, &env); sp_osc_compute(sp, ud.osc, NULL, &osc); sp->out[0] = osc * env; sp_test_add_sample(tst, sp->out[0]); } fail = sp_test_verify(tst, hash); sp_dtrig_destroy(&ud.dt); sp_tseq_destroy(&ud.seq); sp_tenv_destroy(&ud.tenv); sp_ftbl_destroy(&ud.ft); sp_ftbl_destroy(&ud.nn); sp_ftbl_destroy(&ud.delta); sp_osc_destroy(&ud.osc); if(fail) return SP_NOT_OK; else return SP_OK; }