1 files changed, 169 insertions, 0 deletions

diff --git a/OpenSim/Tools/pCampBot/Behaviours/CrossBehaviour.cs b/OpenSim/Tools/pCampBot/Behaviours/CrossBehaviour.cs
new file mode 100644
index 0000000..1e01c64
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+++ b/OpenSim/Tools/pCampBot/Behaviours/CrossBehaviour.cs
@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Threading;
+using log4net;
+using OpenMetaverse;
+using OpenSim.Framework;
+using pCampBot.Interfaces;
+
+namespace pCampBot
+{
+    /// <summary>
+    /// Get the bot to make a region crossing.
+    /// </summary>
+    public class CrossBehaviour : AbstractBehaviour
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        public AutoResetEvent m_regionCrossedMutex = new AutoResetEvent(false);
+
+        public const int m_regionCrossingTimeout = 1000 * 60;
+
+        public CrossBehaviour() { Name = "Cross"; }
+
+        public override void Action()
+        {
+            GridClient client = Bot.Client;
+
+//            // Fly to make the border cross easier.
+//            client.Self.Movement.Fly = true;
+//            client.Self.Movement.Fly = false;
+
+            // Seek out neighbouring region
+            Simulator currentSim = client.Network.CurrentSim;
+            ulong currentHandle = currentSim.Handle;
+            uint currentX, currentY;
+            Utils.LongToUInts(currentHandle, out currentX, out currentY);
+
+            List<GridRegion> candidateRegions = new List<GridRegion>();
+            TryAddRegion(Utils.UIntsToLong(Math.Max(0, currentX - Constants.RegionSize), currentY), candidateRegions); // West
+            TryAddRegion(Utils.UIntsToLong(currentX + Constants.RegionSize, currentY), candidateRegions);              // East
+            TryAddRegion(Utils.UIntsToLong(currentX, Math.Max(0, currentY - Constants.RegionSize)), candidateRegions); // South
+            TryAddRegion(Utils.UIntsToLong(currentX, currentY + Constants.RegionSize), candidateRegions);              // North
+
+            if (candidateRegions.Count != 0)
+            {
+                GridRegion destRegion = candidateRegions[Bot.Manager.Rng.Next(candidateRegions.Count)];
+
+                uint targetX, targetY;
+                Utils.LongToUInts(destRegion.RegionHandle, out targetX, out targetY);
+
+                Vector3 pos = client.Self.SimPosition;
+                if (targetX < currentX)
+                    pos.X = -1;
+                else if (targetX > currentX)
+                    pos.X = Constants.RegionSize + 1;
+
+                if (targetY < currentY)
+                    pos.Y = -1;
+                else if (targetY > currentY)
+                    pos.Y = Constants.RegionSize + 1;
+
+                m_log.DebugFormat(
+                    "[CROSS BEHAVIOUR]: {0} moving to cross from {1} into {2}, target {3}",
+                    Bot.Name, currentSim.Name, destRegion.Name, pos);
+
+                // Face in the direction of the candidate region
+                client.Self.Movement.TurnToward(pos);
+
+                // Listen for event so that we know when we've crossed the region boundary
+                Bot.Client.Self.RegionCrossed += Self_RegionCrossed;
+
+                // Start moving
+                Bot.Client.Self.Movement.AtPos = true;
+
+                // Stop when reach region target or border cross detected
+                if (!m_regionCrossedMutex.WaitOne(m_regionCrossingTimeout))
+                {
+                    m_log.ErrorFormat(
+                        "[CROSS BEHAVIOUR]: {0} failed to cross from {1} into {2} with {3}ms",
+                        Bot.Name, currentSim.Name, destRegion.Name, m_regionCrossingTimeout);
+                }
+                else
+                {
+                    m_log.DebugFormat(
+                        "[CROSS BEHAVIOUR]: {0} crossed from {1} into {2}",
+                        Bot.Name, currentSim.Name, destRegion.Name);
+                }
+
+                Bot.Client.Self.RegionCrossed -= Self_RegionCrossed;
+
+                // We will hackishly carry on travelling into the region for a little bit.
+                Thread.Sleep(6000);
+
+                m_log.DebugFormat(
+                    "[CROSS BEHAVIOUR]: {0} stopped moving after cross from {1} into {2}",
+                    Bot.Name, currentSim.Name, destRegion.Name);
+
+                Bot.Client.Self.Movement.AtPos = false;
+            }
+            else
+            {
+                m_log.DebugFormat(
+                    "[CROSS BEHAVIOUR]: No candidate region for {0} to cross into from {1}.  Ignoring.",
+                    Bot.Name, currentSim.Name);
+            }
+        }
+
+        private bool TryAddRegion(ulong handle, List<GridRegion> regions)
+        {
+            Dictionary<ulong, GridRegion> knownRegions = Bot.Manager.RegionsKnown;
+
+            lock (knownRegions)
+            {
+                if (knownRegions.Count == 0)
+                    return false;
+
+                m_log.DebugFormat("[CROSS BEHAVIOUR]: Looking for region with handle {0} in known regions", handle);
+
+                if (knownRegions.ContainsKey(handle))
+                {
+                    GridRegion region = knownRegions[handle];
+                    m_log.DebugFormat(
+                        "[CROSS BEHAVIOUR]: Adding region {0} to crossing candidates for {1}", region.Name, Bot.Name);
+
+                    regions.Add(region);
+
+                    return true;
+                }
+                else
+                {
+                    return false;
+                }
+            }
+        }
+
+        internal void Self_RegionCrossed(object o, RegionCrossedEventArgs args)
+        {
+            m_regionCrossedMutex.Set();
+        }
+    }
+}
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