private Vector3 ChooseBestSnappingPosition()
{
var bestSnap = _potentialGridCellsWorld.Min(x => x.Distance); // todo: check up on this
_potentialBestSnapCell = _potentialGridCellsWorld.FirstOrDefault(x => x.Distance == bestSnap);
_currentGrid = _potentialBestSnapCell.CellGrid;
// get the world position of that snappable stud:
Vector3 position = _potentialBestSnapCell.WorldPos;
// make sure entire brick is offset according to tube/stub being snapped to:
position.x = position.x - _potentialBestSnapCell.TubeLocalPos.x;
position.y = position.y - ModBrickMetrics.ThirdHeight / 2;
position.z = position.z - _potentialBestSnapCell.TubeLocalPos.z;
return(position);
}
private bool SnapUpdate(out Vector3 position)
{
// snap cells positions are according to brick local position
// convert them to grid local space
_potentialGridCellsWorld = new List <ModBrickCell>();
_potentialGridCells = new List <Vector3I>();
foreach (var localSnapPosition in _bottomSnapCells)
{
var localSnapWorldPos = transform.TransformPoint(localSnapPosition);
RaycastHit hit;
if (Physics.Raycast(localSnapWorldPos, Vector3.down, out hit))
{
var grid = hit.collider.gameObject.GetComponent <ModBrickGrid>();
if (grid != null)
{
var hitPos = hit.point;
var hitPosGridLocal = grid.transform.InverseTransformPoint(hitPos);
var gridCellPos = grid.ClosestGridCell(hitPosGridLocal);
var taken = grid.IsTaken(gridCellPos);
if (!taken)
{
_potentialGridCells.Add(gridCellPos);
var gridCellWorldPos = grid.GridCellToWorldPos(gridCellPos);
var cell = new ModBrickCell((gridCellWorldPos - transform.position).magnitude, grid, gridCellWorldPos, gridCellPos);
cell.TubeWorldPos = localSnapWorldPos;
cell.TubeLocalPos = localSnapPosition;
_potentialGridCellsWorld.Add(cell);
}
}
}
}
if (_potentialGridCellsWorld != null && _potentialGridCellsWorld.Count != 0)
{
position = ChooseBestSnappingPositionNew();
return(true);
}
else
{
// find closest fit
}
position = Vector3.zero;
return(false);
}