Port implementation of llCastRay() from Aurora.

I haven't been able to test this since the viewer won't parse the llCastRay() function.  Maybe some activation cap is missing.  Could wait until it is activated by default in the viewer.

1 files changed, 23 insertions, 1 deletions

diff --git a/OpenSim/Region/Physics/Manager/PhysicsScene.cs b/OpenSim/Region/Physics/Manager/PhysicsScene.cs
index 13ea084..0de4626 100644
--- a/OpenSim/Region/Physics/Manager/PhysicsScene.cs
+++ b/OpenSim/Region/Physics/Manager/PhysicsScene.cs
@@ -37,6 +37,18 @@ namespace OpenSim.Region.Physics.Manager
     public delegate void physicsCrash();
 
     public delegate void RaycastCallback(bool hitYN, Vector3 collisionPoint, uint localid, float distance, Vector3 normal);
+    public delegate void RayCallback(List<ContactResult> list);
+
+    /// <summary>
+    /// Contact result from a raycast.
+    /// </summary>
+    public struct ContactResult
+    {
+        public Vector3 Pos;
+        public float Depth;
+        public uint ConsumerID;
+        public Vector3 Normal;
+    }
 
     public abstract class PhysicsScene
     {
@@ -61,7 +73,6 @@ namespace OpenSim.Region.Physics.Manager
             }
         }
 
-
         public abstract void Initialise(IMesher meshmerizer, IConfigSource config);
 
         public abstract PhysicsActor AddAvatar(string avName, Vector3 position, Vector3 size, bool isFlying);
@@ -225,6 +236,17 @@ namespace OpenSim.Region.Physics.Manager
                 retMethod(false, Vector3.Zero, 0, 999999999999f, Vector3.Zero);
         }
 
+        public virtual void RaycastWorld(Vector3 position, Vector3 direction, float length, int Count, RayCallback retMethod)
+        {
+            if (retMethod != null)
+                retMethod(new List<ContactResult>());
+        }
+
+        public virtual List<ContactResult> RaycastWorld(Vector3 position, Vector3 direction, float length, int Count)
+        {
+            return new List<ContactResult>();
+        }
+
         private class NullPhysicsScene : PhysicsScene
         {
             private static int m_workIndicator;