/// <summary>
/// Returns the index of the nearest point in the grid.
/// Assumes the point is within the bounds of the grid.
/// </summary>
/// <param name="point"></param>
/// <returns></returns>
public int IndexAtUnsafe(Vec3d point)
{
(int i, int j, int k) = IndicesAt(point);
return(GridUtil.FlattenIndices(i, j, k, _nx, _nxy));
}
/// <summary>
/// Flattens a 3 dimensional index into a 1 dimensional index.
/// Assumes the given indices are within the valid range.
/// </summary>
/// <param name="i"></param>
/// <param name="j"></param>
/// <param name="k"></param>
/// <returns></returns>
public int IndexAtUnsafe(int i, int j, int k)
{
return(GridUtil.FlattenIndices(i, j, k, _nx, _nxy));
}
/// <summary>
/// Returns the index of the nearest point in the grid.
/// </summary>
/// <param name="point"></param>
/// <returns></returns>
public int IndexAt(Vec3d point)
{
(int i, int j, int k) = IndicesAt(point);
return(GridUtil.FlattenIndices(WrapX(i), WrapY(j), WrapZ(k), _nx, _nxy));
}
/// <summary>
/// Flattens a 3 dimensional index into a 1 dimensional index.
/// </summary>
/// <param name="i"></param>
/// <param name="j"></param>
/// <param name="k"></param>
/// <returns></returns>
public int IndexAt(int i, int j, int k)
{
return(GridUtil.FlattenIndices(WrapX(i), WrapY(j), WrapZ(k), _nx, _nxy));
}
/// <summary>
/// Returns the index of the nearest point in the grid.
/// Assumes the point is within the bounds of the grid.
/// </summary>
/// <param name="point"></param>
/// <returns></returns>
public int IndexAtUnsafe(Vec2d point)
{
(int i, int j) = IndicesAt(point);
return(GridUtil.FlattenIndices(i, j, _nx));
}
/// <summary>
/// Returns the index of the nearest point in the grid.
/// </summary>
/// <param name="point"></param>
/// <returns></returns>
public int IndexAt(Vec2d point)
{
(int i, int j) = IndicesAt(point);
return(GridUtil.FlattenIndices(WrapX(i), WrapY(j), _nx));
}
/// <summary>
/// Flattens a 2 dimensional index into a 1 dimensional index.
/// Assumes the given indices are within the valid range.
/// </summary>
/// <param name="i"></param>
/// <param name="j"></param>
/// <returns></returns>
public int IndexAtUnsafe(int i, int j)
{
return(GridUtil.FlattenIndices(i, j, _nx));
}
/// <summary>
/// Flattens a 2 dimensional index into a 1 dimensional index.
/// Applies the current wrap mode to the given indices.
/// </summary>
/// <param name="i"></param>
/// <param name="j"></param>
/// <returns></returns>
public int IndexAt(int i, int j)
{
return(GridUtil.FlattenIndices(WrapX(i), WrapY(j), _nx));
}
