public Graph(IEnumerable <Vector2> points, Voronoi voronoi, int width, int height, float lakeThreshold)
{
Width = width;
Height = height;
inside = IslandShape.makePerlin();
BuildGraph(points, voronoi);
AssignCornerElevations();
AssignOceanCoastAndLand(lakeThreshold);
RedistributeElevations();
AssignPolygonElevations();
// Determine downslope paths.
CalculateDownslopes();
// Determine watersheds: for every corner, where does it flow
// out into the ocean?
CalculateWatersheds();
// Create rivers.
CreateRivers();
// Determine moisture at corners, starting at rivers
// and lakes, but not oceans. Then redistribute
// moisture to cover the entire range evenly from 0.0
// to 1.0. Then assign polygon moisture as the average
// of the corner moisture.
AssignCornerMoisture();
RedistributeMoisture();
AssignPolygonMoisture();
centers.ForEach(p => p.biome = GetBiome(p));
}
public void Init(Func <Vector2, bool> checkIsland = null)
{
List <uint> colors = new List <uint>();
var points = new List <Vector2>();
for (int i = 0; i < _pointCount; i++)
{
colors.Add(0);
points.Add(new Vector2(
UnityEngine.Random.Range(0, Width),
UnityEngine.Random.Range(0, Height))
);
}
for (int i = 0; i < NUM_LLOYD_RELAXATIONS; i++)
{
points = Graph.RelaxPoints(points, Width, Height).ToList();
}
var voronoi = new Voronoi(points, colors, new Rect(0, 0, Width, Height));
checkIsland = checkIsland ?? IslandShape.makePerlin();
Graph = new Graph(checkIsland, points, voronoi, (int)Width, (int)Height, _lakeThreshold);
}
public Graph(IEnumerable <Vector2> points, Voronoi voronoi, int width, int height, float lakeThreshold)
{
Init(IslandShape.makePerlin(), points, voronoi, width, height, lakeThreshold);
}