public Surface(Vector3i coord, Dir dir)
{
this.coord = coord;
this.dir = dir;
var vector = DirUtils.GetUnitVector(dir);
normal = vector.to_f();
coordAbove = coord + vector;
identifier = coord.x + "," + coord.y + "," + coord.z + "," + dir;
point = new Vector3(coord.x, coord.y, coord.z) + normal * 0.5f;
pointAbove = new Vector3(coordAbove.x, coordAbove.y, coordAbove.z);
rotation = DirUtils.GetRotation(dir);
uvVectors = DirUtils.GetUV(dir);
}
public Vector3 GetGravityVector(Vector3 position, float tolerance)
{
var dirs = GetGravities(position, tolerance);
if (dirs.Count == 0)
{
return(new Vector3());
}
var v = new Vector3();
foreach (var dir in dirs)
{
v += DirUtils.GetUnitVector(dir).to_f();
}
return(v);
}
private void initSurfaces(Vector3i coord)
{
var block = map[coord];
foreach (var dir in DirUtils.Dirs)
{
var hasGravity = block.HasGravity(dir);
// Has gravity
if (!hasGravity)
{
continue;
}
// Not blocked
var nextCoord = coord + DirUtils.GetUnitVector(dir);
if (HasVoxel(nextCoord))
{
continue;
}
var surface = block.AddSurface(dir);
surface.isWater = block.type == TerrianBlockType.Water;
surfaceLookUp [surface.identifier] = surface;
}
}
public static Vector3i NextCoord(this Vector3i coord, Dir dir)
{
return(coord + DirUtils.GetUnitVector(dir));
}