cpvsub ( v1: cpVect v2: cpVect -- v3: cpVect )

Vocabulary

chipmunk.ffi

Inputs

v1	a cpVect
v2	a cpVect

Outputs

v3

a cpVect

Definition

USING: accessors kernel math typed ;

IN: chipmunk.ffi

TYPED: cpvsub ( v1: cpVect v2: cpVect -- v3: cpVect )
    [ [ x>> ] bi@ - ] [ [ y>> ] bi@ - ] 2bi cpv ; inline