void process_thunderFuzz( Distortion *t, fixedp *x ) {
Uint32 n;
// remember to keep sample from previous cycle. :) keep in structure. disttruc
if(t->fdb) {
for(n=0; n < PROCESS_SIZE; n++) {
t->prev = qadd(qmul(x[n],t->gain), qmul(t->prev, t->fdb));
if (t->prev > t->lvl1)
t->prev = t->lvl1;
else if (t->prev < -t->lvl2)
t->prev = -t->lvl2;
x[n] = qabs(t->prev);
}
}
else {
for(n=0; n < PROCESS_SIZE; n++) {
t->prev = qmul(x[n],t->gain);
if (t->prev > t->lvl1)
t->prev = t->lvl1;
else if (t->prev < -t->lvl2)
t->prev = -t->lvl2;
x[n] = qabs(t->prev);
}
}
}
void MainWindow::slotAccelBoxChanged(int x)
{
if(m_accelBoxLock)
return;
m_accelBoxLock = true;
double p = (double)x / 100.0;
int sign = p < 0 ? -1:1;
p = qabs(p);
m_inc = m_incOrig * (1+p * 50); //2.5);
if(sign < 0)
m_inc = qabs(m_inc)*-1;
else
m_inc = qabs(m_inc);
if(p>1)
p=1;
int ms = ANIMATE_BASE_MS * (1-p) + 2;
qDebug() << "slotAccelBoxChanged(): p:"<<p<<", ms:"<<ms<<", m_inc:"<<m_inc;
m_animTimer.setInterval(ms);
m_accelBoxLock = false;
}
fixedp getExp(fixedp base) {
Int32 pos;
if (base > EXP_POS_MAX)
return posExp[EXP_TABLE_SIZE-1];
else if (base < EXP_NEG_MAX)
return negExp[EXP_TABLE_SIZE-1];
else if (base > 0) {
// måste anpassas till fixt tal så rätt element i tabellen anropas
pos = q2int(qmul(base, EXP_POS_POS_MUL));
if (pos < 0) {
return posExp[0];
}
return posExp[pos];
}
else if (base < 0) {
// samma här, VIKTIGT: LÄGG TILL AVRUNDNING, DERO HERO
pos = q2int(qmul(qabs(base), EXP_NEG_POS_MUL));
if(pos < 0) {
return negExp[0];
}
return negExp[pos];
}
return 1;
}
