/*
JWildfire - an image and animation processor written in Java
Copyright (C) 1995-2014 Andreas Maschke
This 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 2.1 of the
License, or (at your option) any later version.
This software 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 this software;
if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jwildfire.create.tina.render;
import org.jwildfire.create.tina.base.Flame;
import org.jwildfire.create.tina.random.AbstractRandomGenerator;
import org.jwildfire.envelope.Envelope;
public class RGBColorFunc implements ColorFunc {
private Envelope rEnvelope;
private Envelope gEnvelope;
private Envelope bEnvelope;
@Override
public double mapRGBToR(double pR, double pG, double pB) {
return rEnvelope.evaluate(pR);
}
@Override
public double mapRGBToG(double pR, double pG, double pB) {
return gEnvelope.evaluate(pG);
}
@Override
public double mapRGBToB(double pR, double pG, double pB) {
return bEnvelope.evaluate(pB);
}
@Override
public void prepare(Flame pFlame, AbstractRandomGenerator pRandGen) {
rEnvelope = pFlame.getMixerRRCurve().toEnvelope();
rEnvelope.setUseBisection(true);
gEnvelope = pFlame.getMixerGGCurve().toEnvelope();
gEnvelope.setUseBisection(true);
bEnvelope = pFlame.getMixerBBCurve().toEnvelope();
bEnvelope.setUseBisection(true);
}
}