From 1b1f841c6aaf2453b3aca0eade84855ae658e655 Mon Sep 17 00:00:00 2001
From: Talun
Date: Tue, 3 Jul 2012 11:10:09 +0100
Subject: Mantis 6063 osNpcTouch.

Allow NPCS to touch obects.
---
 .../Region/OptionalModules/World/NPC/NPCAvatar.cs  | 39 ++++++++++++++++++++++
 .../Region/OptionalModules/World/NPC/NPCModule.cs  | 10 ++++++
 2 files changed, 49 insertions(+)

(limited to 'OpenSim/Region/OptionalModules/World')

diff --git a/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs b/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
index b3e1069..43a09ec 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
@@ -104,6 +104,45 @@ namespace OpenSim.Region.OptionalModules.World.NPC
             OnMoneyTransferRequest(m_uuid, target, amount, 1, "Payment");
         }
 
+        public bool Touch(UUID target)
+        {
+            SceneObjectPart part = m_scene.GetSceneObjectPart(target);
+            if (part == null)
+                return false;
+            bool objectTouchable = hasTouchEvents(part); // Only touch an object that is scripted to respond
+            if (!objectTouchable && !part.IsRoot)
+                objectTouchable = hasTouchEvents(part.ParentGroup.RootPart);
+            if (!objectTouchable)
+                return false;
+            // Set up the surface args as if the touch is from a client that does not support this
+            SurfaceTouchEventArgs surfaceArgs = new SurfaceTouchEventArgs();
+            surfaceArgs.FaceIndex = -1; // TOUCH_INVALID_FACE
+            surfaceArgs.Binormal =  Vector3.Zero; // TOUCH_INVALID_VECTOR
+            surfaceArgs.Normal =  Vector3.Zero; // TOUCH_INVALID_VECTOR
+            surfaceArgs.STCoord = new Vector3(-1.0f, -1.0f, 0.0f); // TOUCH_INVALID_TEXCOORD
+            surfaceArgs.UVCoord = surfaceArgs.STCoord; // TOUCH_INVALID_TEXCOORD
+            List<SurfaceTouchEventArgs> touchArgs = new List<SurfaceTouchEventArgs>();
+            touchArgs.Add(surfaceArgs);
+            Vector3 offset = part.OffsetPosition * -1.0f;
+            if (OnGrabObject == null)
+                return false;
+            OnGrabObject(part.LocalId, offset, this, touchArgs);
+            if (OnGrabUpdate != null)
+                OnGrabUpdate(part.UUID, offset, part.ParentGroup.RootPart.GroupPosition, this, touchArgs);
+            if (OnDeGrabObject != null)
+                OnDeGrabObject(part.LocalId, this, touchArgs);
+            return true;
+        }
+
+        private bool hasTouchEvents(SceneObjectPart part)
+        {
+            if ((part.ScriptEvents & scriptEvents.touch) != 0 ||
+                (part.ScriptEvents & scriptEvents.touch_start) != 0 ||
+                (part.ScriptEvents & scriptEvents.touch_end) != 0)
+                return true;
+            return false;
+        }
+
         public void InstantMessage(UUID target, string message)
         {
             OnInstantMessage(this, new GridInstantMessage(m_scene,
diff --git a/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs b/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
index d3456ab..1e85fb4 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
@@ -305,6 +305,16 @@ namespace OpenSim.Region.OptionalModules.World.NPC
             return false;
         }
 
+        public bool Touch(UUID agentID, UUID objectID)
+        {
+            lock (m_avatars)
+            {
+                if (m_avatars.ContainsKey(agentID))
+                    return m_avatars[agentID].Touch(objectID);
+                return false;
+            }
+        }
+
         public UUID GetOwner(UUID agentID)
         {
             lock (m_avatars)
-- 
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