private void handlePlayerMovement(GridCell newCell)
{
if (newCell.Equals(currentPelletCell))
{
scoreController.onPlayerPickup();
Destroy(currentPellet);
spawnNewPellet();
}
}
public void Update(Grid grid)
{
if (_startRow >= grid.RowCount || _startColumn >= grid.ColumnCount)
{
throw new ArgumentException("The grid is too small to hold source cell index", nameof(grid));
}
GridCell sourceCell = grid[_startRow, _startColumn];
sourceCell.Tags.Add(PriorityNodeKey, CreatePriorityNode(sourceCell, 0));
foreach (GridCell cell in grid.GetCells().Where(cell => !sourceCell.Equals(cell)))
{
PriorityQueueNode <int, CellNodeValue> priorityQueueNode = CreatePriorityNode(cell, int.MaxValue);
cell.Tags.Add(PriorityNodeKey, priorityQueueNode);
}
var priorityQueue = new PriorityQueue <CellNodeValue, int>(grid.Size);
foreach (GridCell cell in grid.GetCells())
{
PriorityQueueNode <int, CellNodeValue> cellTag = GetPriorityNodeOnCell(cell);
priorityQueue.Enqueue(cellTag, cellTag.Priority);
}
while (priorityQueue.Count > 0)
{
PriorityQueueNode <int, CellNodeValue> minDistanceNode = priorityQueue.Dequeue();
GridCell minDistanceCell = minDistanceNode.Value.Current;
foreach (GridCell neighbor in minDistanceCell.Links)
{
int altDistance = minDistanceNode.Priority + 1;
PriorityQueueNode <int, CellNodeValue> neighborNode = GetPriorityNodeOnCell(neighbor);
if (altDistance < neighborNode.Priority)
{
neighborNode.Value.Previous = minDistanceCell;
priorityQueue.UpdatePriority(neighborNode, altDistance);
}
}
}
foreach (GridCell cell in grid.GetCells())
{
PriorityQueueNode <int, CellNodeValue> node = GetPriorityNodeOnCell(cell);
cell.Tags.Remove(PriorityNodeKey);
cell.Tags[ResolvingDistance] = node.Priority;
}
}
// Allows for dragging + showing the GridCell that this GameObject will snap to
public void OnMouseDrag()
{
transform.position = GetMousePosition() + initClickPosition;
List <Collider2D> overlap = new List <Collider2D>();
int numOverlap = mainCollider.OverlapCollider(noFilter.NoFilter(), overlap);
GridCell newOverlappedCell = default;
float largestOverlapAmt = default; // "largest" = most negative number
if (numOverlap > 0)
{
// Find the Collider2D with the most overlap
for (int i = 0; i < numOverlap; i++)
{
Collider2D curCollider = overlap[i];
if (!gridManager.IsGridCell(curCollider))
{
continue;
}
float overlapAmount = mainCollider.Distance(curCollider).distance;
if (overlappedCell == null || overlapAmount < largestOverlapAmt)
{
// Have to check if GridCell or not
newOverlappedCell = gridManager.GetGridCell(curCollider);
largestOverlapAmt = overlapAmount;
}
}
if (overlappedCell != null && !overlappedCell.Equals(newOverlappedCell))
{
DeselectGridCell(overlappedCell);
}
if (newOverlappedCell != null)
{
newOverlappedCell.tile.GetComponent <SpriteRenderer>().color = Color.grey;
}
overlappedCell = newOverlappedCell;
}
}
