aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Tools/pCampBot/Behaviours/CrossBehaviour.cs
blob: 451cfcc25f2e195d6a1653f0affbd9f55edc0b8d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
/*
 * 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()
        {
            AbbreviatedName = "c";
            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();
        }
    }
}