one.empty3.apps.morph.MixPolygons Maven / Gradle / Ivy

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/*
 *
 *  * Copyright (c) 2024. Manuel Daniel Dahmen
 *  *
 *  *
 *  *    Copyright 2024 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.apps.morph;

import one.empty3.library.ITexture;
import one.empty3.library.Point3D;
import one.empty3.library.Polygons;
import one.empty3.library.TextureMorphing;
import one.empty3.library.core.nurbs.ParametricSurface;

public class MixPolygons extends ParametricSurface {
    private final ParametricSurface sb;
    private final ParametricSurface sa;
    private double time;

    public MixPolygons(ParametricSurface sa, ParametricSurface sb,
                       ITexture texture1, ITexture texture2) {
        this.sa = sa;
        this.sb = sb;
        texture(new TextureMorphing(texture1, texture2));
    }
    public void setTime(double t) {
        this.time = t;
        ((TextureMorphing)texture()).setT(t);
    }
    private double getTime() {
        return time;
    }
    @Override
    public Point3D calculerPoint3D(double u, double v) {
        return sa.calculerPoint3D(u, v).plus(
                sb.calculerPoint3D(u, v)
                        .moins(sa.calculerPoint3D(u, v)).mult(getTime()));
    }

}