public float LakePressure(OverworldGeneratorV2 generator, int x, int y, float border, float lakeInterval,
float largeBendSize, float mediumBendSize, float smallBendSize)
{
if (!this.Config.AllowScenicLakes)
{
return(1f);
}
double pX = x;
double pY = y;
ISimplexData2D jitterData = SimplexData2D.NewDisk();
generator.SimplexInstance(1).GetValue(x / 240.0d, y / 240.0d, jitterData);
pX += jitterData.GetDeltaX() * largeBendSize;
pY += jitterData.GetDeltaY() * largeBendSize;
generator.SimplexInstance(0).GetValue(x / 80.0d, y / 80.0d, jitterData);
pX += jitterData.GetDeltaX() * mediumBendSize;
pY += jitterData.GetDeltaY() * mediumBendSize;
generator.SimplexInstance(4).GetValue(x / 30.0d, y / 30.0d, jitterData);
pX += jitterData.GetDeltaX() * smallBendSize;
pY += jitterData.GetDeltaY() * smallBendSize;
VoronoiResult lakeResults = generator.CellularInstance(0).Eval2D(pX / lakeInterval, pY / lakeInterval);
return((float)(1.0d - lakeResults.InteriorValue));
}
public float MinimumDivisor = 0;//low divisors can produce excessive rates of change
public override float Added(OverworldGeneratorV2 generator, float x, float y)
{
VoronoiResult points = generator.CellularInstance(1).Eval2D(x / PointWavelength, y / PointWavelength);
float raise = (float)(points.InteriorValue);
raise = 1.0f - raise;
//raise = TerrainBase.blendedHillHeight(raise, floor);
return(raise);
}
//Return the closest point position in the voronoi surface
public VoronoiResult[] Get(double x, double y)
{
Vector2 at = new Vector2((float)x, (float)y);
VoronoiResult[] results = new VoronoiResult[1];
for (int i = 0; i < results.Length; i++)
{
results[i].distance = float.MaxValue;
}
at *= DensityAdjustment;
at += _offset;
Vector2I cell = new Vector2I(MathHelper.Floor(at.X), MathHelper.Floor(at.Y));
ProcessCell(cell, at, results);
Vector2 cellPos = at - cell;
Vector2 distMax = new Vector2(new Vector2(1 - cellPos.X, 0).Length(), new Vector2(0, 1 - cellPos.Y).Length());
Vector2 distMin = new Vector2(new Vector2(cellPos.X, 0).Length(), new Vector2(0, cellPos.Y).Length());
// Test near cells
if (distMin.X < results[results.Length - 1].distance)
{
ProcessCell(cell - Vector2I.XAxis, at, results);
}
if (distMin.Y < results[results.Length - 1].distance)
{
ProcessCell(cell - Vector2I.YAxis, at, results);
}
if (distMax.X < results[results.Length - 1].distance)
{
ProcessCell(cell + Vector2I.XAxis, at, results);
}
if (distMax.Y < results[results.Length - 1].distance)
{
ProcessCell(cell + Vector2I.YAxis, at, results);
}
// Test further cells
if (distMin.X + distMin.Y < results[results.Length - 1].distance)
{
ProcessCell(cell - Vector2I.One, at, results);
}
if (distMax.X + distMax.Y < results[results.Length - 1].distance)
{
ProcessCell(cell + Vector2I.One, at, results);
}
if (distMin.X + distMax.Y < results[results.Length - 1].distance)
{
ProcessCell(cell - Vector2I.XAxis + Vector2I.YAxis, at, results);
}
if (distMax.X + distMin.Y < results[results.Length - 1].distance)
{
ProcessCell(cell + Vector2I.XAxis - Vector2I.YAxis, at, results);
}
for (int i = 0; i < results.Length; i++)
{
results[i].delta *= InverseDensityAdjustment;
results[i].distance *= InverseDensityAdjustment * InverseDensityAdjustment;
}
return(results);
}
