public List <IndexGroup> SelectableTrianglesOfaGridPiece(GridPiece tempMapPiece)
{
List <IndexGroup> groupHolder = new List <IndexGroup> ();
for (int i = 0; i < 6; i++)
{
float angle = (45f + 60f * i);
int xMultiplierForSecondAndThirdAreas = ((angle / 90f > 1) && (angle / 90f < 4)) ? -1 : +1;
int yMultiplierForThirdAndFourthAreas = (angle / 90f > 2) ? -1 : +1;
float xOfVector = Mathf.Sin(angle) * xMultiplierForSecondAndThirdAreas / 2f;
//The y-axis of this direction is the sinus of this angle
float yOfVector = Mathf.Cos(angle) * yMultiplierForThirdAndFourthAreas / 2f;
IndexGroup group = GameSkeleton.gridSystem.GiveClosestIndexesOfAGridPieceInGridSystem(tempMapPiece, tempMapPiece.transform.position + new Vector3(xOfVector, yOfVector, 0f), 2);
if (!group.IsHolderContainsThisList(groupHolder))
{
groupHolder.Add(group);
if (!group.IsHolderContainsThisList(EverySelectableTriangleInGridSystem))
{
EverySelectableTriangleInGridSystem.Add(group);
}
}
}
return(groupHolder);
}
