コード例 #1
0
ファイル: IUniverse.cs プロジェクト: domisterwoozy/LabBox
 public static Optional<IBody> RaySelect(this IUniverse uni, Vector3 origin, Vector3 dir, IRay rayCastProvider = null)
 {
     if (rayCastProvider == null) rayCastProvider = new Ray();
     double furthestBodyPos = uni.Bodies.Max(b => (b.Position() - origin).Magnitude) + 100; // need to tune this. need to basically find the max dimension size of the biggest object
     var res = rayCastProvider.Cast(uni.Bodies.Select(b => new TransformedObj<IEdgeIntersector>(b.Dynamics.Transform, b.CollisionShape)), origin, dir, furthestBodyPos);
     return
         res.Match(
             hit => uni.Bodies.Single(b => b.CollisionShape == hit.HitObject.Obj).ToOptional(),
             () => Optional<IBody>.Nothing
         );
 }
コード例 #2
0
ファイル: RayTests.cs プロジェクト: domisterwoozy/LabBox
        public void MultiObjectTestTwo()
        {
            var closeIntersector = A.Fake<IEdgeIntersector>();
            var farIntersector = A.Fake<IEdgeIntersector>();

            var closeTrans = new Transform(Vector3.I, Matrix3.Identity);
            var farTrans = new Transform(5 * Vector3.I, Matrix3.Identity);

            var closeObj = new TransformedObj<IEdgeIntersector>(closeTrans, closeIntersector);
            var farObj = new TransformedObj<IEdgeIntersector>(farTrans, farIntersector);

            A.CallTo(() => closeIntersector.FindIntersections(default(Edge)))
                .WithAnyArguments()
                .Returns(new Intersection[] { });
            A.CallTo(() => farIntersector.FindIntersections(default(Edge)))
                .WithAnyArguments()
                .Returns(new[] { new Intersection() });

            Hit? hit = new Ray().Cast(new[] { farObj, closeObj }, Vector3.Zero, Vector3.I, 100).Match<Hit?>(h => h, () => null);
            Assert.NotNull(hit);
            Assert.That(hit.Value.HitObject, Is.EqualTo(farObj));
        }