public Dictionary <Direction, TileAtmosphere> GetAdjacentTiles(MapIndices indices)
{
var sides = new Dictionary <Direction, TileAtmosphere>();
foreach (var dir in Cardinal())
{
var side = indices.Offset(dir);
sides[dir] = GetTile(side);
}
return(sides);
}
public Dictionary <Direction, TileAtmosphere> GetAdjacentTiles(MapIndices indices)
{
var sides = new Dictionary <Direction, TileAtmosphere>();
foreach (var dir in Cardinal)
{
var side = indices.Offset(dir);
var tile = GetTile(side);
if (tile?.Air != null)
{
sides[dir] = tile;
}
}
return(sides);
}
private Dictionary <Direction, Atmosphere> GetAdjacentAtmospheres(MapIndices pos)
{
var sides = new Dictionary <Direction, Atmosphere>();
foreach (var dir in Cardinal())
{
var side = pos.Offset(dir);
if (IsObstructed(side))
{
continue;
}
sides[dir] = GetAtmosphere(side);
}
return(sides);
}
private void SplitAtmospheres(MapIndices pos)
{
// Remove the now-covered atmosphere
_atmospheres.Remove(pos);
var adjacent = GetAdjacentAtmospheres(pos);
var adjacentPositions = adjacent.Select(p => pos.Offset(p.Key)).ToList();
var adjacentAtmospheres = new HashSet <Atmosphere>(adjacent.Values);
foreach (var atmos in adjacentAtmospheres)
{
var i = 0;
int?spaceIdx = null;
var sides = new Dictionary <MapIndices, int>();
foreach (var pair in adjacent.Where(p => p.Value == atmos))
{
var edgePos = pos.Offset(pair.Key);
if (sides.ContainsKey(edgePos))
{
continue;
}
var connected = FindConnectedCells(edgePos);
if (connected == null)
{
if (spaceIdx == null)
{
spaceIdx = i++;
}
sides[edgePos] = (int)spaceIdx;
continue;
}
foreach (var connectedPos in connected.Intersect(adjacentPositions))
{
sides[connectedPos] = i;
}
i++;
}
// If the sides were all connected, this atmosphere is intact
// TODO in some way adjust the atmosphere volume
if (i == 1)
{
continue;
}
// If any of the sides that used to have this atmosphere are now exposed to space, remove
// all the old atmosphere's cells.
if (spaceIdx != null)
{
foreach (var rpos in FindRoomContents(atmos))
{
_atmospheres.Remove(rpos);
}
}
// Split up each of the sides
for (var j = 0; j < i; j++)
{
// Find a position to represent this
var basePos = sides.First(p => p.Value == j).Key;
var connected = FindConnectedCells(basePos);
if (connected == null)
{
continue;
}
var newAtmos = new Atmosphere(GetVolumeForCells(connected.Count));
// Copy over contents of atmos, scaling it down to maintain the partial pressure
if (atmos != null)
{
newAtmos.Temperature = atmos.Temperature;
foreach (var gas in atmos.Gasses)
{
newAtmos.SetQuantity(gas.Gas, gas.Volume * newAtmos.Volume / atmos.Volume);
}
}
foreach (var cpos in connected)
{
_atmospheres[cpos] = newAtmos;
}
}
}
}