update-z-range ( header shape -- header )

Vocabulary

shapefiles.private

Inputs

header	an object
shape	an object

Outputs

header

an object

Definition

USING: accessors kernel math.order math.statistics ;

IN: shapefiles.private

:: update-z-range ( header shape -- header )
    header shape z-array>> minmax :> ( z-min z-max )
    [ z-min [ or ] keep min ] change-z-min
    [ z-max [ or ] keep max ] change-z-max
    { z-min z-max } shape z-range<< ;