var s = dist2_xy(other).add(dz.mul(dz))
return x.value_of(s)
end
+
+ # Get a new `Point3d[Float]` at an offset of `x, y, z` from `self`
+ #
+ # ~~~
+ # var origin = new Point3d[Float](1.0, 1.0, 1.0)
+ # assert origin.offset(1.0, 2.0, 3.0).to_s == "(2.0, 3.0, 4.0)"
+ # ~~~
+ fun offset(x, y, z: Numeric): Point3d[Float]
+ do return new Point3d[Float](self.x.to_f+x.to_f,
+ self.y.to_f+y.to_f,
+ self.z.to_f+z.to_f)
end
# 3D point with `x`, `y` and `z`