public static bool IsInsideChunkId(Vector3Int worldPos, Vector3Int chunkId, Vector3Int chunkDimensions)
{
var chunkLB = chunkId * chunkDimensions;
var chunkUB = (chunkId + Vector3Int.one) * chunkDimensions;
return(worldPos.All((a, b) => a >= b, chunkLB) && worldPos.All((a, b) => a < b, chunkUB));
}
public static bool LocalPositionInsideChunkBounds(Vector3Int localPos, Vector3Int chunkDimensions)
{
var chunkLB = Vector3Int.zero;
var chunkUB = chunkDimensions;
return(localPos.All((a, b) => a >= b, chunkLB) && localPos.All((a, b) => a < b, chunkUB));
}
bool InsideRadius(Vector3Int displacement, Vector3Int Radii)
{
Vector3Int absDisplacement = displacement.ElementWise(Mathf.Abs);
//Inside if all elements of the absolute displacement are less than or equal to the radius
return(absDisplacement.All((a, b) => a <= b, Radii));
}
private void AddAllDependenciesNecessaryForChunkToGetToStage(Vector3Int chunkId, int targetStage)
{
int terrainRadius = 0;
int structureRadius = 0;
int fullyGeneratedRadius = 0;
bool includeDiagonals = pipeline.GenerateStructures;
if (targetStage > pipeline.TerrainDataStage)
{
terrainRadius++;
}
if (targetStage > pipeline.OwnStructuresStage)
{
if (pipeline.GenerateStructures)
{
terrainRadius++;
structureRadius++;
}
else if (lighting)
{
//Lighting without structures requires an extra radius of terrain data.
terrainRadius++;
}
}
if (targetStage > pipeline.FullyGeneratedStage)
{
if (pipeline.GenerateStructures)
{
terrainRadius++;
structureRadius++;
}
fullyGeneratedRadius++;
}
Func <Vector3Int, int, bool> radiusTest = (offset, radius) => offset.All((v) => Math.Abs(v) <= radius);
if (!includeDiagonals)
{
radiusTest = (offset, radius) =>
{
var abs = offset.ElementWise((_) => Math.Abs(_));
var manhattan = abs.x + abs.y + abs.z;
return(manhattan <= terrainRadius);
};
}
for (int z = -terrainRadius; z <= terrainRadius; z++)
{
for (int y = -terrainRadius; y <= terrainRadius; y++)
{
for (int x = -terrainRadius; x <= terrainRadius; x++)
{
var offset = new Vector3Int(x, y, z);
if (offset.All((v) => v == 0))
{
continue;//skip center chunk
}
var id = chunkId + offset;
if (radiusTest(offset, fullyGeneratedRadius))
{
//This chunk should be fully generated including structures
AddOrUpdateTarget(id, pipeline.FullyGeneratedStage, true);
//Debug.Log($"Set {id} target to FullyGenerated");
}
else if (radiusTest(offset, structureRadius))
{
AddOrUpdateTarget(id, pipeline.OwnStructuresStage, true);
//Debug.Log($"Set {id} target to OwnStructures");
}
else if (radiusTest(offset, terrainRadius))
{
//Request that this chunk should be just terrain data, no structures
AddOrUpdateTarget(id, pipeline.TerrainDataStage, true);
//Debug.Log($"Set {id} target to TerrainData");
}
}
}
}
}