/* For Copyright and License see LICENSE.txt and COPYING.txt in the root directory */
package com.nerdscentral.audio.combine;
import com.nerdscentral.audio.core.SFSignal;
import com.nerdscentral.sython.Caster;
import com.nerdscentral.sython.SFPL_Operator;
import com.nerdscentral.sython.SFPL_RuntimeException;
public class SF_ToGrain implements SFPL_Operator
{
/**
*
*/
private static final long serialVersionUID = 1L;
@Override
public Object Interpret(final Object input) throws SFPL_RuntimeException
{
SFSignal data = Caster.makeSFSignal(input);
int rollOffSamples = data.getLength() / 2;
int len = data.getLength() - rollOffSamples;
SFSignal out = data.replicateEmpty();
for (int i = 0; i < rollOffSamples + 1; ++i)
{
out.setSample(i, data.getSample(i) * i / rollOffSamples);
}
for (int i = 0; i < rollOffSamples; ++i)
{
out.setSample(i + len, data.getSample(i + len) * (rollOffSamples - i) / rollOffSamples);
}
return out;
}
@Override
public String Word()
{
return Messages.getString("SF_ToGrain.0"); //$NON-NLS-1$
}
}