public PathNode(int x, int y) //Grid<PathNode> grid,
//this.grid = grid;
{
this.x = x;
this.y = y;
height = TerrainGen.GenerateTerrainAt(x, y);
isWalkable = height > 0;
isWater = height <= 0;
}
void GenerateTerrain()
{
for (int x = (int)bounds.xMin; x < bounds.xMax + 1; x++)
{
for (int z = (int)bounds.zMin; z < bounds.zMax + 1; z++)
{
Vector2Int localPoint = GetLocalCoord(new Vector2Int(x, z));
terrainHeightMap[localPoint.x, localPoint.y] = TerrainGen.GenerateTerrainAt(x, z);
}
}
state = ChunkState.PRELOADED;
}
// Loads cheap snapshot of chunk
public void Snapshot()
{
if (state >= ChunkState.SNAPSHOTTED)
{
return;
}
Vector2Int center = bounds.GetCenter();
Vector2Int localCenter = GetLocalCoord(center);
terrainSnapshot = TerrainGen.GenerateTerrainAt(center.x, center.y);
terrainHeightMap[localCenter.x, localCenter.y] = terrainSnapshot;
densitySnapshot = TerrainGen.CalculateDensityAtChunk(center);//CalculateDensityAt(center.x, center.y);
densityMap[localCenter.x, localCenter.y] = densitySnapshot;
state = ChunkState.SNAPSHOTTED;
}
public void CalcDensityCenters()
{
if (!highwayCentersGenerated)
{
for (int i = 0; i < WorldManager.regionDim; i++)
{
for (int j = 0; j < WorldManager.regionDim; j++)
{
if (densityRanking.Count == 0)
{
densityRanking.Add(new Vector2Int(i, j));
}
else
{
for (int idx = 0; idx < densityRanking.Count; idx++)
{
Vector2Int currIdx = (Vector2Int)densityRanking[idx];
float currDensity = densitySnapshots[currIdx.x, currIdx.y];
if (currDensity < densitySnapshots[i, j])
{
densityRanking.Insert(idx, new Vector2Int(i, j));
break;
}
else if (idx == densityRanking.Count - 1) //Add to end
{
densityRanking.Add(new Vector2Int(i, j));
break;
}
}
}
}
}
// determine # centers based on highest density
int centers = 0;
Vector2Int top = (Vector2Int)densityRanking[0];
if (densitySnapshots[(int)top.x, (int)top.y] == 0.9f)
{
centers = 3;
}
else if (densitySnapshots[(int)top.x, (int)top.y] > 0.7f)
{
centers = 2;
}
else if (densitySnapshots[(int)top.x, (int)top.y] > 0.2f)
{
centers = 1;
}
// choose n coordinates from the top rankings as centers
for (int i = 0; i < centers; i++)
{
Vector2Int v = (Vector2Int)densityRanking[i];
Vector2 worldV = C2W(v) + regionIdx * WorldManager.regionDim * WorldManager.chunkSize;
Vector2Int worldVInt = Util.VecToVecInt(worldV);
if (!TooClose(v, densityChunks) && TerrainGen.GenerateTerrainAt(worldVInt.x, worldVInt.y) > 0)
{
//Debug.Log(TerrainGen.GenerateTerrainAt(v.x, v.y) + " " + v);
densityChunks.Add(v);
}
else
{
centers++;
}
}
// converting density chunk indices to world coordinates
for (int i = 0; i < densityChunks.Count; i++)
{
Vector2Int chunk = (Vector2Int)densityChunks[i];
Vector2 center = C2W(chunk) + regionIdx * WorldManager.regionDim * WorldManager.chunkSize;
//center += rand.NextVector2(0, 10);
densityCenters.Add((center, densitySnapshots[chunk.x, chunk.y]));
