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3D rendering engine. Plus modeling. Expected glsl textures 3d and 2d rendering

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/*
 * Copyright (c) 2023. Manuel Daniel Dahmen
 *
 *
 *    Copyright 2012-2023 Manuel Daniel Dahmen
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package one.empty3.library.core.tribase;

import one.empty3.library.Point3D;
import one.empty3.library.StructureMatrix;
import one.empty3.library.core.nurbs.ParametricSurface;

/*__
 * @author DAHMEN Manuel
 *         
 *         dev
 * @date 22-mars-2012
 */
public class TRIEllipsoide extends ParametricSurface {

    private StructureMatrix centre = new StructureMatrix<>(0, Point3D.class);
    private StructureMatrix radius = new StructureMatrix<>(1, Double.class);

    public TRIEllipsoide() {
        centre.setElem(Point3D.O0);
        radius.add(1, 10.0);
        radius.add(1, 10.0);
        radius.add(1, 10.0);

    }

    public TRIEllipsoide(Point3D c, Double rx, Double ry, Double rz) {
        this();
        this.centre.setElem( c);
        this.radius.setElem(rx, 0);
        this.radius.setElem(ry, 1);
        this.radius.setElem(rz, 2);
    }

    @Override
    public Point3D calculerPoint3D(double u, double v) {
        Double b = 1.0 * u * Math.PI - Math.PI / 2;
        Double a = 1.0 * v * 2 * Math.PI;

        Point3D centre = this.centre.getElem();

        Point3D p
                =
                new Point3D(centre.getX() + radius.getElem(0) * Math.sin(a) * Math.sin(b), centre.getY() + radius.getElem(1)* Math.sin(a) * Math.cos(b),
                        centre.getZ() + radius.getElem(2) * Math.cos(a));
        return p;
    }



    public Point3D getCentre() {
        return centre.getElem();
    }

    public void setCentre(Point3D centre) {
        this.centre.setElem(centre);
    }


    @Override
    public String toString() {
        return "Ellipsoide(\n\t" + centre.toString()
                + "\n\t" + radius.getElem(0)
                + "\n\t" + radius.getElem(1)
                + "\n\t" + radius.getElem(2)
                + "\n\t"
                + texture.toString() + "\n)\n";
    }

    @Override
    public void declareProperties() {
        super.declareProperties();
        getDeclaredDataStructure().put("centre/centre", centre);
        getDeclaredDataStructure().put("radius/radius(x,y,z)", radius);

    }

    public void setCentre(StructureMatrix centre) {
        this.centre = centre;
    }

    public StructureMatrix getRadius() {
        return radius;
    }

    public void setRadius(StructureMatrix radius) {
        this.radius = radius;
    }
}