void TouchTracker::addPeakToKeyState(const MLSignal& in)
{
mTemp.copy(in);
for(int i=0; i<kMaxPeaksPerFrame; ++i)
{
// get highest peak from temp.
Vec3 peak = mTemp.findPeak();
float z = peak.z();
// add peak to key state, or bail
if (z > mOnThreshold)
{
Vec2 pos = in.correctPeak(peak.x(), peak.y());
int key = getKeyIndexAtPoint(pos);
if(within(key, 0, mNumKeys))
{
// send peak energy to key under peak.
KeyState& keyState = mKeyStates[key];
MLRange kdzRange(mOnThreshold, mMaxForce*0.5, 0.001f, 1.f);
float iirCoeff = kdzRange.convertAndClip(z);
float dt = mCalibrator.differenceFromTemplateTouch(in, pos);
//debug() << "new PEAK dt: " << dt << "\n";
keyState.mK = iirCoeff;
keyState.zIn = z;
keyState.dtIn = dt;
if(mQuantizeToKey)
{
keyState.posIn = keyState.mKeyCenter;
}
else
{
keyState.posIn = pos;
}
}
}
else
{
break;
}
}
}
