public ZoneKey(MapEventZone zone)
{
if (zone == null)
{
throw new ArgumentNullException(nameof(zone));
}
Global = zone.Global;
Unk1 = zone.Unk1;
Trigger = zone.Trigger;
Chain = zone.Chain;
DummyNumber = 0;
Node = zone.Node;
}
public static IList <(ZoneKey, Geometry.Polygon)> BuildZones(BaseMapData map)
{
if (map == null)
{
throw new ArgumentNullException(nameof(map));
}
// Render zones to a grid
var zoneMap = new MapEventZone[map.Width * map.Height];
Array.Copy(map.Zones, zoneMap, zoneMap.Length);
var regions = new List <(ZoneKey key, IList <(int, int)> region)>();
for (int index = 0; index < zoneMap.Length; index++)
{
var current = zoneMap[index];
if (current == null)
{
continue;
}
FillZone(regions, zoneMap, map.Width, current, index);
}
RemoveVoids(regions);
var edgeSets = regions.Select(x => (x.key, FindRegionEdges(x.region))).ToList();
// zoneMap should be empty now
ApiUtil.Assert(zoneMap.All(x => x == null));
// Stitch edges together
for (int i = 0; i < edgeSets.Count; i++)
{
edgeSets[i] = (edgeSets[i].Item1, MergeEdges(edgeSets[i].Item2));
}
// Follow edges clockwise to build poly
return(edgeSets
.SelectMany(x =>
BuildPolygonsFromSortedEdges(x.Item2)
.Select(y => (x.Item1, y)))
.ToList());
}