copyFrom method Null safety

void copyFrom(
  1. Quad other
)

Copy the quad from other into this.

Implementation

void copyFrom(Quad other) {
  _point0.setFrom(other._point0);
  _point1.setFrom(other._point1);
  _point2.setFrom(other._point2);
  _point3.setFrom(other._point3);
}