protected virtual WormNode CreateNextCrystalCaveKeyNode(WormSystemGen wormSys, int radius, int nodeSpacing)
{
int tests = 14;
int tilePadding = 8;
WormNode currNode = this.KeyNodes[this.KeyNodes.Count - 1];
var testNodes = this.CreateTestNodes(tests, radius, nodeSpacing, currNode);
WormNode bestNode = null;
float prevGauged = -1f;
foreach (WormNode testNode in testNodes)
{
float gauged = this.GaugeCrystalCaveNode(wormSys, testNode, currNode, tilePadding);
if (prevGauged != -1 && gauged > prevGauged)
{
continue;
}
prevGauged = gauged;
bestNode = testNode;
}
return(bestNode);
}
public override void Apply(GenerationProgress progress)
{
progress.Message = "Generating Snaking Caves"; //Lang.gen[76].Value+"..Thin Ice"
int pad = WormGenPass.PaddingDistance;
int tileX = WorldGen.genRand.Next(pad, Main.maxTilesX - pad);
int tileY = WorldGen.genRand.Next((int)Main.worldSurface + pad, (Main.maxTilesY - 200) - pad);
WormSystemGen wormSys = CrystalCaveSystemGen.Create(progress, 0.5f, tileX, tileY);
wormSys.PaintNodes(progress, 0.5f);
progress.Set(1f);
}
protected override WormNode CreateKeyNode(WormSystemGen wormSys)
{
this.CalculateNextRadiusAndNodeSpacing(out int radius, out int nodeSpacing);
WormNode newNode;
if (this.KeyNodes.Count == 0)
{
newNode = new WormNode(this.OriginTileX, this.OriginTileY, radius, nodeSpacing, this);
}
else
{
newNode = this.CreateNextCrystalCaveKeyNode(wormSys, radius, nodeSpacing);
}
return(newNode);
}
////////////////
protected override float GaugeCrystalCaveNode(
WormSystemGen wormSys,
WormNode testNode,
WormNode prevNode,
float tilePadding)
{
float gauged = base.GaugeCrystalCaveNode(wormSys, testNode, prevNode, tilePadding);
// downward is best
float vertGauge = (testNode.TileY - prevNode.TileY) > 0f
? 0 : 100000f;
// closest to center is best
float horizGauge = Math.Abs(prevNode.TileX - testNode.TileX);
horizGauge *= 10;
return(gauged + vertGauge + horizGauge);
}
////////////////
protected virtual float GaugeCrystalCaveNode(
WormSystemGen wormSys,
WormNode testNode,
WormNode prevNode,
float tilePadding)
{
float gauged = 0f;
foreach (WormNode existingNode in wormSys)
{
float value = (float)existingNode.GetDistance(testNode);
value -= existingNode.TileRadius + testNode.TileRadius + tilePadding;
if (value < 0f)
{
value = 100000 - value; // too close penalty
}
gauged += value;
}
return(gauged / (float)wormSys.NodeCount);
}
