/*
* TwoEpochDemographicModel.java
*
* Copyright (c) 2002-2015 Alexei Drummond, Andrew Rambaut and Marc Suchard
*
* This file is part of BEAST.
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership and licensing.
*
* BEAST is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* BEAST 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with BEAST; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
package dr.evomodel.coalescent;
import dr.evolution.coalescent.DemographicFunction;
import dr.evolution.coalescent.TwoEpochDemographic;
import dr.evomodelxml.coalescent.TwoEpochDemographicModelParser;
import dr.inference.model.Parameter;
/**
* This class models an exponentially growing model that suffers a
* cataclysmic event and goes into exponential decline
* This model is nested with the constant-population size model (r=0).
*
* @author Alexei Drummond
* @author Andrew Rambaut
* @version $Id: TwoEpochDemographicModel.java,v 1.6 2005/05/24 20:25:57 rambaut Exp $
*/
public class TwoEpochDemographicModel extends DemographicModel {
//
// Public stuff
//
/**
* Construct demographic model with default settings.
*/
public TwoEpochDemographicModel(DemographicModel demo1, DemographicModel demo2, Parameter transitionTimeParameter, Type units) {
this(TwoEpochDemographicModelParser.TWO_EPOCH_MODEL, demo1, demo2, transitionTimeParameter, units);
}
/**
* Construct demographic model with default settings.
*/
public TwoEpochDemographicModel(String name, DemographicModel demo1, DemographicModel demo2, Parameter transitionTimeParameter, Type units) {
super(name);
this.demo1 = demo1;
addModel(demo1);
for (int i = 0; i < demo1.getVariableCount(); i++) {
addVariable((Parameter) demo1.getVariable(i));
}
this.demo2 = demo2;
addModel(demo2);
for (int i = 0; i < demo2.getVariableCount(); i++) {
addVariable((Parameter) demo2.getVariable(i));
}
this.transitionTimeParameter = transitionTimeParameter;
addVariable(transitionTimeParameter);
setUnits(units);
}
// general functions
public DemographicFunction getDemographicFunction() {
TwoEpochDemographic twoEpoch = new TwoEpochDemographic(demo1.getDemographicFunction(), demo2.getDemographicFunction(), getUnits());
twoEpoch.setTransitionTime(transitionTimeParameter.getParameterValue(0));
return twoEpoch;
}
private Parameter transitionTimeParameter = null;
private DemographicModel demo1 = null;
private DemographicModel demo2 = null;
}