public void Generate(Random random)
{
if (DoReset)
{
Array.Clear(Altitude, 0, Altitude.Length);
Array.Clear(Temperature, 0, Temperature.Length);
Array.Clear(Water, 0, Water.Length);
Array.Clear(Vapor, 0, Vapor.Length);
}
double[,] heightmap = new DiamondSquare(random, XSize, YSize, AltitudeScale, Roughness, WrapX, WrapY).GenerateHeightmap();
double heightmapWidth = heightmap.GetUpperBound(0);
double heightmapDepth = heightmap.GetUpperBound(1);
double widthRatio = heightmapWidth / XSize;
double heightRatio = heightmapDepth / YSize;
int middleX = XSize / 2;
int middleY = YSize / 2;
int edgeSizeX = XSize / 8;
int edgeSizeY = YSize / 8;
int smoothThresholdX = middleX - edgeSizeX;
int smoothThresholdY = middleY - edgeSizeY;
for (int x = 0; x < XSize; x++)
{
for (int y = 0; y < YSize; y++)
{
double multiplier = 1.0;
if (SmoothEdges)
{
int dx = Math.Abs(middleX - x);
int dy = Math.Abs(middleY - y);
if (dx >= smoothThresholdX)
{
multiplier *= 1 - (dx - smoothThresholdX) / (double)(edgeSizeX);
}
if (dy >= smoothThresholdY)
{
multiplier *= 1 - (dy - smoothThresholdY) / (double)(edgeSizeY);
}
}
int x2 = (int)Math.Round((x) * widthRatio);
int y2 = (int)Math.Round((y) * heightRatio);
Altitude[x, y] = -AltitudeScale + (AltitudeScale + heightmap[x2, y2]) * multiplier;
Temperature[x, y] = 300;
Water[x, y] = 4000.0;
//Vapor[x, y] = 0;
}
}
DoReset = true;
}
public void Generate(Random rng)
{
Altitude = new double[SizeX, SizeY];
double[,] heightmap = new DiamondSquare(rng, SizeX, SizeY, 1, Roughness, WrapX, WrapY).GenerateHeightmap();
double heightmapWidth = heightmap.GetUpperBound(0);
double heightmapDepth = heightmap.GetUpperBound(1);
double widthRatio = heightmapWidth / SizeX;
double heightRatio = heightmapDepth / SizeY;
int middleX = SizeX / 2;
int middleY = SizeY / 2;
int edgeSizeX = SizeX / 4;
int edgeSizeY = SizeY / 4;
int smoothThresholdX = middleX - edgeSizeX;
int smoothThresholdY = middleY - edgeSizeY;
for (int x = 0; x < SizeX; x++)
{
for (int y = 0; y < SizeY; y++)
{
double multiplier = 1.0;
if (SmoothEdges)
{
int dx = Math.Abs(middleX - x);
int dy = Math.Abs(middleY - y);
if (dx >= smoothThresholdX)
{
multiplier *= 1 - (dx - smoothThresholdX) / (double)(edgeSizeX);
}
if (dy >= smoothThresholdY)
{
multiplier *= 1 - (dy - smoothThresholdY) / (double)(edgeSizeY);
}
}
if (Noise > 0)
{
multiplier *= rng.NextDouble(1 - Noise, 1);
}
int x2 = (int)Math.Round((x) * widthRatio);
int y2 = (int)Math.Round((y) * heightRatio);
Altitude[x, y] = FloorHeight + (AltitudeScale + heightmap[x2, y2] * AltitudeScale) * multiplier;
}
}
}
