one.empty3.library.core.nurbs.SurfaceParametriquePolynomialeBezier Maven / Gradle / Ivy
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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.
*/
/*__
* *
* Global license : * Microsoft Public Licence
*
* author Manuel Dahmen [email protected]_
*
* Creation time 17-sept.-2014
*
* *
*/
package one.empty3.library.core.nurbs;
import one.empty3.library.Point3D;
import one.empty3.library.StructureMatrix;
/*__
* @author Manuel Dahmen [email protected]_
*/
public class SurfaceParametriquePolynomialeBezier extends SurfaceParametriquePolynomiale implements SurfaceElem{
public double B(int i, int n, double t) {
return factorielle(n) / factorielle(i) / factorielle(n - i)
* Math.pow(t, i) * Math.pow(1 - t, n - i);
}
@Override
public Point3D calculerPoint3D(double u, double v) {
Point3D sum = Point3D.O0;
for (int i = 0; i (power1, Integer.class);
}
public Integer getPower2() {
return coefficients.getData2d().get(0).size();
}
public void setPower2(Integer power2) {
this.power2 = new StructureMatrix<>(power2, Integer.class);
}
@Override
public String toString() {
String s = "bezier2(";
s += "controls : "+coefficients.toString();
s += "power1 : "+power1.toString();
s += "power2 : "+power2.toString();
s+=")";
return s;
}
}