public void removeVertex(int index) {
        this.cornerX.remove(index);
        this.cornerY.remove(index);
        this.cornerZ.remove(index);
        if (isGradation() == true) this.cornerColor.remove(index);
        setNumberOfCorner(this.cornerX.size());
        calcG();
    }
public void removeVertex ( int index ) { this . cornerX . remove ( index ) ; this . cornerY . remove ( index ) ; this . cornerZ . remove ( index ) ; if ( isGradation ( ) == true ) this . cornerColor . remove ( index ) ; setNumberOfCorner ( this . cornerX . size ( ) ) ; calcG ( ) ; }
Removes the corner of Polygon.

@param index The index number of the corner.