From b8a50c40b100ba4ab147aab0c5cf716a9cbc23d2 Mon Sep 17 00:00:00 2001
From: Homer Horwitz
Date: Sun, 12 Oct 2008 18:07:39 +0000
Subject: - Added helper method to compute global coordinates from a fake
parcelID - Some formatting cleanups
---
OpenSim/Framework/Util.cs | 24 ++++++++++++++++++++----
1 file changed, 20 insertions(+), 4 deletions(-)
diff --git a/OpenSim/Framework/Util.cs b/OpenSim/Framework/Util.cs
index ec03d25..57c1601 100644
--- a/OpenSim/Framework/Util.cs
+++ b/OpenSim/Framework/Util.cs
@@ -739,15 +739,18 @@ namespace OpenSim.Framework
/// <returns>
/// The extracted ulong
/// </returns>
- public static ulong BytesToUInt64Big(byte[] bytes) {
+ public static ulong BytesToUInt64Big(byte[] bytes)
+ {
if (bytes.Length < 8) return 0;
return ((ulong)bytes[0] << 56) | ((ulong)bytes[1] << 48) | ((ulong)bytes[2] << 40) | ((ulong)bytes[3] << 32) |
((ulong)bytes[4] << 24) | ((ulong)bytes[5] << 16) | ((ulong)bytes[6] << 8) | (ulong)bytes[7];
}
// used for RemoteParcelRequest (for "About Landmark")
- public static UUID BuildFakeParcelID(ulong regionHandle, uint x, uint y) {
- byte[] bytes = {
+ public static UUID BuildFakeParcelID(ulong regionHandle, uint x, uint y)
+ {
+ byte[] bytes =
+ {
(byte)regionHandle, (byte)(regionHandle >> 8), (byte)(regionHandle >> 16), (byte)(regionHandle >> 24),
(byte)(regionHandle >> 32), (byte)(regionHandle >> 40), (byte)(regionHandle >> 48), (byte)(regionHandle << 56),
(byte)x, (byte)(x >> 8), (byte)(x >> 16), (byte)(x >> 24),
@@ -755,11 +758,24 @@ namespace OpenSim.Framework
return new UUID(bytes, 0);
}
- public static void ParseFakeParcelID(UUID parcelID, out ulong regionHandle, out uint x, out uint y) {
+ public static void ParseFakeParcelID(UUID parcelID, out ulong regionHandle, out uint x, out uint y)
+ {
byte[] bytes = parcelID.GetBytes();
regionHandle = Helpers.BytesToUInt64(bytes);
x = Helpers.BytesToUInt(bytes, 8);
y = Helpers.BytesToUInt(bytes, 12);
}
+
+ public static void FakeParcelIDToGlobalPosition(UUID parcelID, out uint x, out uint y)
+ {
+ ulong regionHandle;
+ uint rx, ry;
+
+ ParseFakeParcelID(parcelID, out regionHandle, out x, out y);
+ Helpers.LongToUInts(regionHandle, out rx, out ry);
+
+ x += rx;
+ y += ry;
+ }
}
}
--
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