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public class Quader extends Koerper {
private double a;
private double b;
private double c;
public Quader( double x, double y, double z, double a, double b, double c ) {
super(x, y, z);
this.a = a;
this.b = b;
this.c = c;
}
public double berechneOberflaeche() {
return 2 * a * b + 2 * a * c + 2 * b * c;
}
public double berechneVolumen() {
return a * b * c;
}
public String getParameter() {
return this.istEin() + " mit den Maßen " + this.a + " x " + this.b + " x " + this.c ;
}
// TODO: implement the right algorithm to check that a point is inside a square
public boolean istImKoerper( double x, double y, double z ) {
if ( (x <= this.getX() + a) || (x >= this.getX() + a) ) {
return false;
} else if ( (y <= this.getY() + b) || (y >= this.getY() + b) ) {
return false;
} else if ( (z <= this.getZ() + c) || (z >= this.getZ() + c) ) {
return false;
} else {
return true;
}
}
public void skaliere(double alpha) {
a = a + alpha;
b = b + alpha;
c = c + alpha;
}
}