/*
GeoGebra - Dynamic Mathematics for Everyone
http://www.geogebra.org
This file is part of GeoGebra.
This program 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.
*/
package org.geogebra.common.geogebra3D.kernel3D.algos;
import org.geogebra.common.geogebra3D.kernel3D.geos.GeoPlane3D;
import org.geogebra.common.kernel.Construction;
import org.geogebra.common.kernel.commands.Commands;
import org.geogebra.common.kernel.geos.GeoElement;
import org.geogebra.common.kernel.geos.GeoNumeric;
import org.geogebra.common.kernel.kernelND.GeoPlaneND;
import org.geogebra.common.kernel.kernelND.GeoPointND;
public class AlgoDistancePointPlane3D extends AlgoElement3D {
private GeoPointND point;
private GeoPlane3D plane;
private GeoNumeric dist;
public AlgoDistancePointPlane3D(Construction c, String label,
GeoPointND point, GeoPlaneND plane) {
this(c, point, plane);
dist.setLabel(label);
}
public AlgoDistancePointPlane3D(Construction c, GeoPointND point,
GeoPlaneND plane) {
super(c);
this.point = point;
this.plane = (GeoPlane3D) plane;
dist = new GeoNumeric(cons);
setInputOutput(); // for AlgoElement
// compute length
compute();
}
@Override
public Commands getClassName() {
return Commands.Distance;
}
// for AlgoElement
@Override
protected void setInputOutput() {
input = new GeoElement[2];
input[0] = (GeoElement) point;
input[1] = plane;
super.setOutputLength(1);
super.setOutput(0, dist);
setDependencies(); // done by AlgoElement
}
public GeoNumeric getDistance() {
return dist;
}
// calc length of vector v
@Override
public void compute() {
if (!point.isDefined() || !plane.isDefined()) {
dist.setUndefined();
return;
}
dist.setValue(plane.distance(point));
}
}