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* Added support for SL-style RAW export similar to the official simulators operation (low resolution)

Sugilite
Adam Frisby 2007-07-02 15:45:09 +00:00
parent 686f6a8331
commit c25a2fea59
1 changed files with 68 additions and 0 deletions
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68
OpenSim/Region/Terrain.BasicTerrain/TerrainEngine.cs
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@ -291,6 +291,10 @@ namespace OpenSim.Region.Terrain
heightmap.saveImage(args[2]);
break;
case "raw":
writeToFileRAW(args[2]);
break;
default:
resultText = "Unknown image or data format";
return false;
@ -526,6 +530,70 @@ namespace OpenSim.Region.Terrain
s.Close();
}
/// <summary>
/// A very fast LL-RAW file output mechanism - lower precision mechanism but wont take 5 minutes to run either.
/// </summary>
/// <param name="filename">Filename to write to</param>
public void writeToFileRAW(string filename)
{
System.IO.FileInfo file = new System.IO.FileInfo(filename);
System.IO.FileStream s = file.Open(System.IO.FileMode.CreateNew, System.IO.FileAccess.Write);
System.IO.BinaryWriter bs = new System.IO.BinaryWriter(s);
int x, y;
// Used for the 'green' channel.
byte avgMultiplier = (byte)heightmap.avg();
byte backupMultiplier = (byte)revertmap.avg();
// Limit the multiplier so it can represent points >64m.
if (avgMultiplier > 196)
avgMultiplier = 196;
if(backupMultiplier > 196)
backupMultiplier = 196;
// Make sure it's at least one to prevent a div by zero
if (avgMultiplier < 1)
avgMultiplier = 1;
if(backupMultiplier < 1)
backupMultiplier = 1;
for (x = 0; x < w; x++)
{
for (y = 0; y < h; y++)
{
byte red = (byte)(heightmap.get(x, y) / ((double)avgMultiplier / 128.0));
byte green = avgMultiplier;
byte blue = (byte)watermap.get(x, y);
byte alpha1 = 0; // Land Parcels
byte alpha2 = 0; // For Sale Land
byte alpha3 = 0; // Public Edit Object
byte alpha4 = 0; // Public Edit Land
byte alpha5 = 255; // Safe Land
byte alpha6 = 255; // Flying Allowed
byte alpha7 = 255; // Create Landmark
byte alpha8 = 255; // Outside Scripts
byte alpha9 = (byte)(revertmap.get(x, y) / ((double)backupMultiplier / 128.0));
byte alpha10 = backupMultiplier;
bs.Write(red);
bs.Write(green);
bs.Write(blue);
bs.Write(alpha1);
bs.Write(alpha2);
bs.Write(alpha3);
bs.Write(alpha4);
bs.Write(alpha5);
bs.Write(alpha6);
bs.Write(alpha7);
bs.Write(alpha8);
bs.Write(alpha9);
bs.Write(alpha10);
}
}
bs.Close();
s.Close();
}
/// <summary>
/// Sets the random seed to be used by procedural functions which involve random numbers.
/// </summary>