// Constructors.
public BattlefieldCore(MapCore map, LayoutCore layout, UnitSystemCore unitSystem)
{
this.map = map?.Clone() ?? throw new ArgumentNullException(nameof(map));
this.map.Connect(Presentation);
this.layout = layout?.Clone() ?? throw new ArgumentNullException(nameof(layout));
this.layout.Connect(Presentation);
this.unitSystem = unitSystem?.Clone() ?? throw new ArgumentNullException(nameof(unitSystem));
this.unitSystem.Connect(Presentation);
}
public BattlefieldCore(BattlefieldCore other)
{
map = other.map.Clone();
map.Connect(Presentation);
layout = other.layout.Clone();
layout.Connect(Presentation);
unitSystem = other.unitSystem.Clone();
unitSystem.Connect(Presentation);
}
// Generation.
public override UnitSystemCore Generate(int seed, CancellationToken?cancellationToken = null)
{
var unitSystem = new UnitSystemCore();
int added = 0;
cancellationToken?.ThrowIfCancellationRequested();
// Initialize random.
var random = new System.Random(seed);
// Count free nodes.
int freeNodes = 0;
foreach (var position in Enumerables.InRange2(Map.Size))
{
if (Map[position].Type == MapNode.NodeType.Common)
{
++freeNodes;
}
}
if (freeNodes <= UnitCount)
{
foreach (var position in Enumerables.InRange2(Map.Size))
{
if (Map[position].Type == MapNode.NodeType.Common)
{
unitSystem.AddUnit(BuildUnit(random, position, Map, ref added), position);
}
cancellationToken?.ThrowIfCancellationRequested();
}
return(unitSystem);
}
cancellationToken?.ThrowIfCancellationRequested();
// Place units at free nodes.
int toAdd = UnitCount;
while (added < UnitCount)
{
Vector2Int position;
do
{
position = new Vector2Int(random.Next(Map.Size.x), random.Next(Map.Size.y));
cancellationToken?.ThrowIfCancellationRequested();
} while (Map[position].Type != MapNode.NodeType.Common || unitSystem[position] != null);
unitSystem.AddUnit(BuildUnit(random, position, Map, ref added), position);
cancellationToken?.ThrowIfCancellationRequested();
}
return(unitSystem);
}