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author | lbsa71 | 2007-10-31 07:28:23 +0000 |
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committer | lbsa71 | 2007-10-31 07:28:23 +0000 |
commit | 064404ab409ddd0a3b25027a98582696295c46fd (patch) | |
tree | bd84ec2e23930f76e7cc81c8529ef71936c86dd9 /OpenSim/Framework/General/RegionHandle.cs | |
parent | made illogical bitwise operations logical (diff) | |
download | opensim-SC_OLD-064404ab409ddd0a3b25027a98582696295c46fd.zip opensim-SC_OLD-064404ab409ddd0a3b25027a98582696295c46fd.tar.gz opensim-SC_OLD-064404ab409ddd0a3b25027a98582696295c46fd.tar.bz2 opensim-SC_OLD-064404ab409ddd0a3b25027a98582696295c46fd.tar.xz |
* Moved OpenSim/Framework/General to OpenSim/Framework for great justice.
Diffstat (limited to 'OpenSim/Framework/General/RegionHandle.cs')
-rw-r--r-- | OpenSim/Framework/General/RegionHandle.cs | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/OpenSim/Framework/General/RegionHandle.cs b/OpenSim/Framework/General/RegionHandle.cs deleted file mode 100644 index 440aaf6..0000000 --- a/OpenSim/Framework/General/RegionHandle.cs +++ /dev/null | |||
@@ -1,150 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (c) Contributors, http://opensimulator.org/ | ||
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that the following conditions are met: | ||
7 | * * Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * * Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * * Neither the name of the OpenSim Project nor the | ||
13 | * names of its contributors may be used to endorse or promote products | ||
14 | * derived from this software without specific prior written permission. | ||
15 | * | ||
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS AS IS AND ANY | ||
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | ||
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
26 | * | ||
27 | */ | ||
28 | |||
29 | using System; | ||
30 | using System.Net; | ||
31 | using System.Net.Sockets; | ||
32 | |||
33 | namespace OpenSim.Framework | ||
34 | { | ||
35 | /// <summary> | ||
36 | /// A class for manipulating RegionHandle coordinates | ||
37 | /// </summary> | ||
38 | internal class RegionHandle | ||
39 | { | ||
40 | private UInt64 handle; | ||
41 | |||
42 | /// <summary> | ||
43 | /// Initialises a new grid-aware RegionHandle | ||
44 | /// </summary> | ||
45 | /// <param name="ip">IP Address of the Grid Server for this region</param> | ||
46 | /// <param name="x">Grid X Coordinate</param> | ||
47 | /// <param name="y">Grid Y Coordinate</param> | ||
48 | public RegionHandle(string ip, short x, short y) | ||
49 | { | ||
50 | IPAddress addr = IPAddress.Parse(ip); | ||
51 | |||
52 | if (addr.AddressFamily != AddressFamily.InterNetwork) | ||
53 | throw new Exception("Bad RegionHandle Parameter - must be an IPv4 address"); | ||
54 | |||
55 | uint baseHandle = BitConverter.ToUInt32(addr.GetAddressBytes(), 0); | ||
56 | |||
57 | // Split the IP address in half | ||
58 | short a = (short) ((baseHandle << 16) & 0xFFFF); | ||
59 | short b = (short) ((baseHandle << 0) & 0xFFFF); | ||
60 | |||
61 | // Raise the bounds a little | ||
62 | uint nx = (uint) x; | ||
63 | uint ny = (uint) y; | ||
64 | |||
65 | // Multiply grid coords to get region coords | ||
66 | nx *= 256; | ||
67 | ny *= 256; | ||
68 | |||
69 | // Stuff the IP address in too | ||
70 | nx = (uint) a << 16; | ||
71 | ny = (uint) b << 16; | ||
72 | |||
73 | handle = ((UInt64) nx << 32) | (uint) ny; | ||
74 | } | ||
75 | |||
76 | /// <summary> | ||
77 | /// Initialises a new RegionHandle that is not inter-grid aware | ||
78 | /// </summary> | ||
79 | /// <param name="x">Grid X Coordinate</param> | ||
80 | /// <param name="y">Grid Y Coordinate</param> | ||
81 | public RegionHandle(uint x, uint y) | ||
82 | { | ||
83 | handle = ((x*256) << 32) | (y*256); | ||
84 | } | ||
85 | |||
86 | /// <summary> | ||
87 | /// Initialises a new RegionHandle from an existing value | ||
88 | /// </summary> | ||
89 | /// <param name="Region">A U64 RegionHandle</param> | ||
90 | public RegionHandle(UInt64 Region) | ||
91 | { | ||
92 | handle = Region; | ||
93 | } | ||
94 | |||
95 | /// <summary> | ||
96 | /// Returns the Grid Masked RegionHandle - For use in Teleport packets and other packets where sending the grid IP address may be handy. | ||
97 | /// </summary> | ||
98 | /// <remarks>Do not use for SimulatorEnable packets. The client will choke.</remarks> | ||
99 | /// <returns>Region Handle including IP Address encoding</returns> | ||
100 | public UInt64 getTeleportHandle() | ||
101 | { | ||
102 | return handle; | ||
103 | } | ||
104 | |||
105 | /// <summary> | ||
106 | /// Returns a RegionHandle which may be used for SimulatorEnable packets. Removes the IP address encoding and returns the lower bounds. | ||
107 | /// </summary> | ||
108 | /// <returns>A U64 RegionHandle for use in SimulatorEnable packets.</returns> | ||
109 | public UInt64 getNeighbourHandle() | ||
110 | { | ||
111 | UInt64 mask = 0x0000FFFF0000FFFF; | ||
112 | |||
113 | return handle | mask; | ||
114 | } | ||
115 | |||
116 | /// <summary> | ||
117 | /// Returns the IP Address of the GridServer from a Grid-Encoded RegionHandle | ||
118 | /// </summary> | ||
119 | /// <returns>Grid Server IP Address</returns> | ||
120 | public IPAddress getGridIP() | ||
121 | { | ||
122 | uint a = (uint) ((handle >> 16) & 0xFFFF); | ||
123 | uint b = (uint) ((handle >> 48) & 0xFFFF); | ||
124 | |||
125 | return new IPAddress((long) (a << 16) | (long) b); | ||
126 | } | ||
127 | |||
128 | /// <summary> | ||
129 | /// Returns the X Coordinate from a Grid-Encoded RegionHandle | ||
130 | /// </summary> | ||
131 | /// <returns>X Coordinate</returns> | ||
132 | public uint getGridX() | ||
133 | { | ||
134 | uint x = (uint) ((handle >> 32) & 0xFFFF); | ||
135 | |||
136 | return x; | ||
137 | } | ||
138 | |||
139 | /// <summary> | ||
140 | /// Returns the Y Coordinate from a Grid-Encoded RegionHandle | ||
141 | /// </summary> | ||
142 | /// <returns>Y Coordinate</returns> | ||
143 | public uint getGridY() | ||
144 | { | ||
145 | uint y = (uint) ((handle >> 0) & 0xFFFF); | ||
146 | |||
147 | return y; | ||
148 | } | ||
149 | } | ||
150 | } \ No newline at end of file | ||