From 22f573a0bed4c7b0d9aa84ba38e966f0be802f5d Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Tue, 25 Aug 2015 20:00:31 +0100
Subject: update raw32 file reader to core one. Warning only suports square
 regions

---
 OpenSim/Region/CoreModules/World/Terrain/FileLoaders/RAW32.cs | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/CoreModules/World/Terrain/FileLoaders/RAW32.cs b/OpenSim/Region/CoreModules/World/Terrain/FileLoaders/RAW32.cs
index 9fb7ef7..1bbef40 100644
--- a/OpenSim/Region/CoreModules/World/Terrain/FileLoaders/RAW32.cs
+++ b/OpenSim/Region/CoreModules/World/Terrain/FileLoaders/RAW32.cs
@@ -25,7 +25,10 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+using System;
 using System.IO;
+
+using OpenSim.Framework;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
 
@@ -116,6 +119,14 @@ namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders
 
         public ITerrainChannel LoadStream(Stream s)
         {
+            // The raw format doesn't contain any dimension information.
+            // Guess the square dimensions by using the length of the raw file.
+            double dimension = Math.Sqrt((double)(s.Length / 4));
+            // Regions are always multiples of 256.
+            int trimmedDimension = (int)dimension - ((int)dimension % (int)Constants.RegionSize);
+            if (trimmedDimension < Constants.RegionSize)
+                trimmedDimension = (int)Constants.RegionSize;
+
             TerrainChannel retval = new TerrainChannel();
 
             BinaryReader bs = new BinaryReader(s);
-- 
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