Description

A topoSetCellSource to select cells whose cell centre nearest to given points.

Operands

Operand	Type	Location
output	cellSet	`$FOAM_CASE/constant/polyMesh/sets/<set>`

Description

Example of the nearestToCell topoSet by using actions sub-dictionary in system/topoSetDict file:

{
    // Mandatory (inherited) entries
    name        <name>;
    type        cellSet;
    action      <action>;

    // Mandatory entries
    source      nearestToCell;
    points
    (
        (<p1x> <p1y> <p1z>)
        (<p2x> <p2y> <p2z>)
        ...
    );
}

where the entries mean:

Property	Description	Type	Required	Default
name	Name of cellSet	word	yes	-
type	Type name: cellSet	word	yes	-
action	Action applied on cells - see below	word	yes	-
source	Source name: nearestToCell	word	yes	-
points	List of selection points	vectorList	yes	-

Options for the action entry:

new      | Create a new cellSet from selected cells
add      | Add selected cells into this cellSet
subtract | Remove selected cells from this cellSet