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DirectionalDerivative.java
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Sat, Mar 22, 19:48

DirectionalDerivative.java
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/*
* DeconvolutionLab2
*
* Conditions of use: You are free to use this software for research or
* educational purposes. In addition, we expect you to include adequate
* citations and acknowledgments whenever you present or publish results that
* are based on it.
*
* Reference: DeconvolutionLab2: An Open-Source Software for Deconvolution
* Microscopy D. Sage, L. Donati, F. Soulez, D. Fortun, G. Schmit, A. Seitz,
* R. Guiet, C. Vonesch, M Unser, Methods of Elsevier, 2017.
*/
/*
* Copyright 2010-2017 Biomedical Imaging Group at the EPFL.
*
* This file is part of DeconvolutionLab2 (DL2).
*
* DL2 is free software: you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version.
*
* DL2 is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* DL2. If not, see <http://www.gnu.org/licenses/>.
*/
package signal.factory;
import deconvolutionlab.monitor.Monitors;
import fft.AbstractFFT;
import fft.FFT;
import signal.ComplexSignal;
import signal.RealSignal;
import signal.factory.complex.ComplexSignalFactory;
public class DirectionalDerivative extends SignalFactory {
private double vx = 1.0;
private double vy = 1.0;
private double vz = 0.0;
public DirectionalDerivative(double vx, double vy, double vz) {
super(new double[] {vx, vy, vz});
setParameters(new double[] {vx, vy, vz});
}
@Override
public String getName() {
return "Directional-Derivative";
}
@Override
public String[] getParametersName() {
return new String[] {"Direction in X", "Direction in Y", "Direction in Z"};
}
@Override
public void setParameters(double[] parameters) {
if (parameters.length >= 1)
this.vx = parameters[0];
if (parameters.length >= 2)
this.vy = parameters[1];
if (parameters.length >= 3)
this.vz = parameters[2];
}
@Override
public double[] getParameters() {
return new double[] {vx, vy, vz};
}
@Override
public void fill(RealSignal signal) {
AbstractFFT fft = FFT.createDefaultFFT(Monitors.createDefaultMonitor(), nx, ny, nz);
ComplexSignal C = ComplexSignalFactory.directionalDerivative(nx, ny, nz, vx, vy, vz);
RealSignal s = fft.inverse(C).circular().times((float)amplitude);
signal.copy(s);
}
}

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