public void FindPath(Index start, Index end, DiagonalMode diagonal, BaseTraversal2D traversal2D, PathRequestDelegate callback)
{
if (!IsValid(start) || !IsValid(end))
{
return;
}
searchGrid.maxPathLength = maxPathLength;
bool useThreading = allowThreading;
if (useThreading == true)
{
AsyncPathRequest request = new AsyncPathRequest(searchGrid, start, end, diagonal, traversal2D, (Path path, PathRequestStatus status) =>
{
PathView.setRenderPath(this, path);
callback(path, status);
});
ThreadManager.Active.asyncRequest(request);
}
else
{
PathRequestStatus status;
Path result = FindPathImmediate(start, end, out status, diagonal);
PathView.setRenderPath(this, result);
callback(result, status);
}
Path FindPathImmediate(Index subStart, Index subEnd, out PathRequestStatus subStatus, DiagonalMode subDiagonal)
{
searchGrid.maxPathLength = maxPathLength;
Path path = null;
PathRequestStatus temp = PathRequestStatus.InvalidIndex;
searchGrid.FindPath(subStart, subEnd, subDiagonal, traversal2D, (Path result, PathRequestStatus resultStatus) =>
{
temp = resultStatus;
if (resultStatus == PathRequestStatus.PathFound)
{
path = result;
PathView.setRenderPath(this, path);
}
});
subStatus = temp;
return(path);
}
}
public static void setRenderPath(AStarGrid grid, Path path)
{
if (!Application.isEditor)
{
return;
}
// Make sure the path is valid
if (path == null)
{
return;
}
// Find the component
PathView view = findViewForGrid(grid);
// Check for error
if (view == null)
{
return;
}
// Udpate the render path
view.setRenderPath(path);
}