map-quadrant ( node quot: ( child-node -- x ) -- array )
Quadtrees

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Vocabulary
quadtrees

Inputs

node	a quadtree
quot	a quotation

Outputs

array

an array

Word description
Calls quot with each subnode of node on the top of the stack in turn, collecting the four results into array.

Definition

USING: arrays ;

IN: quadtrees

: map-quadrant ( node quot: ( child-node -- x ) -- array )
    each-quadrant 4array ; inline