Fix rotation of Ellipsoid (#1029)

* Fix rotation of Ellipsoid

* Update test/primitives.jl

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: juliohm

src/transforms/rotate.jl

@@ -71,6 +71,8 @@ applycoord(t::Rotate, v::Vec) = urotapply(t.rot, v)
 
 applycoord(t::Rotate, b::Box) = TransformedGeometry(b, t)
 
+applycoord(t::Rotate, e::Ellipsoid) = Ellipsoid(radii(e), center(e), t.rot * rotation(e))
+
 applycoord(t::Rotate, g::CartesianGrid) = TransformedGrid(g, t)
 
 applycoord(t::Rotate, g::RectilinearGrid) = TransformedGrid(g, t)

test/primitives.jl

@@ -701,6 +701,10 @@ end
   equaltest(e)
   isapproxtest(e)
 
+  e = Ellipsoid((T(3), T(2), T(1)))
+  R = RotXYZ(T(π / 4), T(π / 5), T(π / 3))
+  @test rotation(e |> Rotate(R)) == R
+
   e = Ellipsoid((T(3), T(2), T(1)))
   @test sprint(show, e) ==
         "Ellipsoid(radii: (3.0 m, 2.0 m, 1.0 m), center: (x: 0.0 m, y: 0.0 m, z: 0.0 m), rotation: UniformScaling{Bool}(true))"