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using OpenSim.Framework;
using OpenSim.Region.Environment.Interfaces;
namespace OpenSim.Region.Environment.Modules.Terrain
{
/// <summary>
/// A new version of the old Channel class, simplified
/// </summary>
public class TerrainChannel : ITerrainChannel
{
private double[,] map;
private bool[,] taint;
public int Width
{
get { return map.GetLength(0); }
}
public int Height
{
get { return map.GetLength(1); }
}
public TerrainChannel Copy()
{
TerrainChannel copy = new TerrainChannel(false);
copy.map = (double[,])this.map.Clone();
return copy;
}
public float[] GetFloatsSerialised()
{
float[] heights = new float[Width * Height];
int i;
for (i = 0; i < Width * Height; i++)
{
heights[i] = (float)map[i % Width, i / Width];
}
return heights;
}
public double[,] GetDoubles()
{
return map;
}
public double this[int x, int y]
{
get
{
return map[x, y];
}
set
{
if (map[x, y] != value)
{
taint[x / 16, y / 16] = true;
map[x, y] = value;
}
}
}
public bool Tainted(int x, int y)
{
if (taint[x / 16, y / 16] != false)
{
taint[x / 16, y / 16] = false;
return true;
}
else
{
return false;
}
}
public TerrainChannel()
{
map = new double[Constants.RegionSize, Constants.RegionSize];
taint = new bool[Constants.RegionSize / 16, Constants.RegionSize / 16];
int x, y;
for (x = 0; x < Constants.RegionSize; x++)
{
for (y = 0; y < Constants.RegionSize; y++)
{
map[x, y] = TerrainUtil.PerlinNoise2D(x, y, 3, 0.25) * 10;
double spherFac = TerrainUtil.SphericalFactor(x, y, Constants.RegionSize, Constants.RegionSize, 20);
if (map[x, y] < spherFac)
{
map[x, y] = spherFac;
}
}
}
}
public TerrainChannel(double[,] import)
{
map = import;
taint = new bool[import.GetLength(0), import.GetLength(1)];
}
public TerrainChannel(bool createMap)
{
if (createMap)
{
map = new double[Constants.RegionSize, Constants.RegionSize];
taint = new bool[Constants.RegionSize / 16, Constants.RegionSize / 16];
}
}
public TerrainChannel(int w, int h)
{
map = new double[w, h];
taint = new bool[w / 16, h / 16];
}
}
}
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