Example #1
0
static int32_t make_SingWave(CSOUND *csound, SingWave *p, MYFLT *ifn, MYFLT *ivfn)
{
    FUNC        *ftp;

    if (LIKELY((ftp = csound->FTnp2Find(csound,ifn)) != NULL)) p->wave = ftp;
    else {
      return csound->InitError(csound, Str("No table for Singwave"));
    }
    p->mytime = FL(0.0);
    p->rate = FL(1.0);
    p->sweepRate = FL(0.001);
    if (UNLIKELY(make_Modulatr(csound, &p->modulator, ivfn))) return NOTOK;
    Modulatr_setVibFreq(p->modulator, FL(6.0));
    Modulatr_setVibAmt(p->modulator, FL(0.04));
    make_Envelope(&p->envelope);
    //    printf("Singwave envelope=%p\n", &p->envelope);
    /* Envelope_setTarget(&p->envelope, FL(1.0)); */
    /* Envelope_setRate(csound, &p->envelope, FL(0.1)); */
    make_Envelope(&p->pitchEnvelope);
    //    printf("Singwave pitchenvelope=%p\n", &p->pitchEnvelope);
    SingWave_setFreq(csound, p, FL(75.0));
    Envelope_setRate(csound, &p->pitchEnvelope, FL(1.0));
/*  SingWave_print(csound, p); */
    SingWave_tick(csound, p);
    SingWave_tick(csound, p);
    Envelope_setRate(csound, &p->pitchEnvelope, p->sweepRate * p->rate);
/*  Envelope_print(&p->pitchEnvelope); */
    return OK;
}
Example #2
0
int32_t voicformset(CSOUND *csound, VOICF *p)
{
    MYFLT amp = (*p->amp)*AMP_RSCALE; /* Normalise */
    int32_t i;

    if (UNLIKELY(make_SingWave(csound, &p->voiced, p->ifn, p->ivfn)==NOTOK))
      return NOTOK;
    Envelope_setRate(csound, &(p->voiced.envelope), FL(0.001));
    Envelope_setTarget(&(p->voiced.envelope), FL(0.0));

    make_Noise(p->noise);

    for (i=0; i<4; i++) {
      make_FormSwep(&p->filters[i]);
      FormSwep_setSweepRate(p->filters[i], FL(0.001));
    }

    make_OneZero(&p->onezero);
    OneZero_setCoeff(&p->onezero, - FL(0.9));
    make_OnePole(&p->onepole);
    OnePole_setPole(&p->onepole, FL(0.9));

    make_Envelope(&p->noiseEnv);
    Envelope_setRate(csound, &p->noiseEnv, FL(0.001));
    Envelope_setTarget(&p->noiseEnv, FL(0.0));

    p->oldform = *p->formant;
    p->ph = (int32_t)(FL(0.5)+ *p->phoneme);
    VoicForm_setPhoneme(csound, p, p->ph, p->oldform);
                                /* Clear */
/*  OnePole_clear(&p->onepole); */ /* Included in make */
    FormSwep_clear(p->filters[0]);
    FormSwep_clear(p->filters[1]);
    FormSwep_clear(p->filters[2]);
    FormSwep_clear(p->filters[3]);
    {
      MYFLT temp, freq = *p->frequency;
      if ((freq * FL(22.0)) > CS_ESR)      {
        csound->Warning(csound, Str("This note is too high!!\n"));
        freq = CS_ESR / FL(22.0);
      }
      p->basef = freq;
      temp = FABS(FL(1500.0) - freq) + FL(200.0);
      p->lastGain = FL(10000.0) / temp / temp;
      SingWave_setFreq(csound, &p->voiced, freq);
    }

    Envelope_setTarget(&(p->voiced.envelope), amp);
    OnePole_setPole(&p->onepole, FL(0.95) - (amp * FL(0.2))/FL(128.0));
/*  voicprint(csound, p); */
    return OK;
}
Example #3
0
static void SingWave_setFreq(CSOUND *csound, SingWave *p, MYFLT aFreq)
{
    MYFLT temp = p->rate;

    p->rate = (MYFLT)p->wave->flen * aFreq * csound->onedsr;
    temp -= p->rate;
    temp = FABS(temp);
    Envelope_setTarget(&p->pitchEnvelope, p->rate);
    Envelope_setRate(csound, &p->pitchEnvelope, p->sweepRate * temp);
    //    Envelope_print(csound, &p->pitchEnvelope);
}
Example #4
0
static void Modal4_strike(CSOUND *csound, Modal4 *m, MYFLT amplitude)
{
    int i;
    MYFLT temp;
    Envelope_setRate(csound, &m->envelope, FL(1.0));
    Envelope_setTarget(&m->envelope, amplitude);
    OnePole_setPole(&m->onepole, FL(1.0) - amplitude);
    Envelope_tick(&m->envelope);
    m->w_time = FL(0.0);
    //m->w_lastOutput = FL(0.0);
    m->w_allDone = 0;
                                /*     wave->reset(); */
    for (i=0;i<4;i++)   {
      if (m->ratios[i] < 0)
        temp = - m->ratios[i];
      else
        temp = m->ratios[i] * m->baseFreq;
      BiQuad_setFreqAndReson(m->filters[i], temp, m->resons[i]);
    }
}