public void setStartPoint(double x, double y, double z) {
    """
	Sets the position ( @a x, @a y, @a z ) of the start of the line segment to choose values along.
	
	@param x x coordinate of the start position.
	@param y y coordinate of the start position.
	@param z z coordinate of the start position.
    """
        this.x0 = x;
        this.y0 = y;
        this.z0 = z;
    }
public void setStartPoint(double x, double y, double z) {
        this.x0 = x;
        this.y0 = y;
        this.z0 = z;
    }
public void setStartPoint ( double x , double y , double z ) { this . x0 = x ; this . y0 = y ; this . z0 = z ; }
Sets the position ( @a x, @a y, @a z ) of the start of the line segment to choose values along.

@param x x coordinate of the start position.
@param y y coordinate of the start position.
@param z z coordinate of the start position.
Sets the position ( @a x @a y @a z ) of the start of the line segment to choose values along .