port from perforce

aiwaz/Backup/Aiwaz.Contracts/IPickHull.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using SlimDX;
+
+namespace Aiwaz.Contracts
+{
+    public interface IPickHull
+    {
+        bool TryPick(Ray pickRay, Matrix worldMatrix, out float distance);
+
+        BoundingSphere CalcBoundingSphere(Matrix worldMatrix);
+        BoundingBox CalcBoundingBox(Matrix worldMatrix);
+    }
+}