public static MapData GenerateHeightMap(MapGeneratorSettings settings, Vector2 sampleCenter)
{
PositionedTile positionedTiles = new PositionedTile(settings.mapSize * settings.mapSize);
var falloffResult = FalloffGenerator.GenerateFalloff(settings.mapSize, settings);
var falloff = falloffResult.Item1;
var minFalloff = falloffResult.Item2;
var maxFalloff = falloffResult.Item3;
var lerpNoise = new float[settings.mapSize, settings.mapSize];
if (settings.showFalloffOnly)
{
for (int y = 0; y < settings.mapSize; y++)
{
for (int x = 0; x < settings.mapSize; x++)
{
var index = y * settings.mapSize + x;
lerpNoise[x, y] = Mathf.InverseLerp(maxFalloff, minFalloff, falloff[x, y]);
var roundX = Mathf.RoundToInt(sampleCenter.x) + x;
var roundY = Mathf.RoundToInt(sampleCenter.y) + y;
var tileBase = settings.GetTileHeight(lerpNoise[x, y]);
positionedTiles.Add(index, roundX, roundY, tileBase);
}
}
return(new MapData(falloff, lerpNoise, positionedTiles));
}
var noiseResult = Noise.GenerateNoise(settings.mapSize, settings, sampleCenter);
var rawNoise = noiseResult.Item1;
var min = noiseResult.Item2;
var max = noiseResult.Item3;
for (int x = 0; x < settings.mapSize; x++)
{
for (int y = 0; y < settings.mapSize; y++)
{
lerpNoise[x, y] = Mathf.InverseLerp(min, max, rawNoise[x, y]) - falloff[x, y];
var tileBase = settings.GetTileHeight(lerpNoise[x, y]);
var index = y * settings.mapSize + x;
var roundX = Mathf.RoundToInt(sampleCenter.x) + x;
var roundY = Mathf.RoundToInt(sampleCenter.y) + y;
positionedTiles.Add(index, roundX, roundY, tileBase);
}
}
return(new MapData(rawNoise, lerpNoise, positionedTiles));
}
public MapData(float[,] rawNoise, float[,] lerpNoise, PositionedTile positionedTiles)
{
this.rawNoise = rawNoise;
this.lerpNoise = lerpNoise;
this.positionedTiles = positionedTiles;
}