void OnDrag(int2 p)
{
if (_draggedPoints.Contains(p))
{
return;
}
if (!_map.IsInBounds(p))
{
return;
}
int i = Grid2D.PosToIndex(p, _size.x);
// Don't touch the path points
if ((_start != null && _start.Value.Equals(p)) ||
_end != null && _end.Value.Equals(p))
{
return;
}
Debug.Log($"OnDrag {p}");
ClearPath();
var existing = _map.GetTile(p.x, p.y);
if (_draggedPoints.Count == 0)
{
_dragAdding = existing == 0;
}
_draggedPoints.Add(p);
if (existing == 0)
{
if (_dragAdding)
{
_map.SetTile(p.x, p.y, 1);
}
}
if (existing == 1)
{
if (!_dragAdding)
{
_map.SetTile(p.x, p.y, 0);
}
}
_dirty = true;
}
public void Execute()
{
for (int i = 0; i < Map.Length; ++i)
{
int2 p = Grid2D.IndexToPos(i, Size.x);
float noise = SumOctave(p.x, p.y,
Iterations, Persistence, Scale, Low, High);
if (noise >= threshold)
{
Map.SetTile(p.x, p.y, 1);
}
}
}
public static (TestMapInt, int, int) GetMapWithObstacles(int w, int h, Allocator allocator)
{
var map = new TestMapInt(w, h, allocator);
int x = w / 2;
for (int y = 0; y < h - 2; ++y)
{
map.SetTile(x, y, 1);
}
int start = map.PosToIndex(0, 0);
int end = map.PosToIndex(w - 1, 0);
return(map, start, end);
}