4 : _startcoordinates({-1.0, -1.0, 0.0}), _endcoordinates({1.0, 1.0, 0.0}) {
7Line *Line::clone()
const {
return new Line(*
this); }
8void Line::setStartCoordinates(
double x,
double y,
double z) {
10 _startcoordinates = {x, y, z};
13void Line::setEndCoordinates(
double x,
double y,
double z) {
15 _endcoordinates = {x, y, z};