/**
* Java Modular Image Synthesis Toolkit (JMIST)
* Copyright (C) 2008-2013 Bradley W. Kimmel
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
package ca.eandb.jmist.framework.painter;
import ca.eandb.jmist.framework.Painter;
import ca.eandb.jmist.framework.SurfacePoint;
import ca.eandb.jmist.framework.color.Color;
import ca.eandb.jmist.framework.color.WavelengthPacket;
import ca.eandb.jmist.math.Interval;
/**
* @author brad
*
*/
public final class RemapPainter implements Painter {
/** Serialization version ID. */
private static final long serialVersionUID = -4526940092822564018L;
private final Painter inner;
private final Interval range;
public RemapPainter(Interval range, Painter inner) {
this.range = range;
this.inner = inner;
if (range.isInfinite()) {
throw new IllegalArgumentException("range may not be infinite");
}
}
/* (non-Javadoc)
* @see ca.eandb.jmist.framework.Painter#getColor(ca.eandb.jmist.framework.SurfacePoint, ca.eandb.jmist.framework.color.WavelengthPacket)
*/
@Override
public Color getColor(SurfacePoint p, WavelengthPacket lambda) {
Color result = inner.getColor(p, lambda);
Color min = lambda.getColorModel().getGray(range.minimum(), lambda);
return min.plus(result.times(range.length()));
}
}