Hi alvaro Thanks for the question. If you have any suggestion for the booklet on UFFI let us know. I will let esteban anwser because I do not know. BTW did you check the chipmunk existing bindings?
Stef On Fri, Sep 15, 2017 at 3:42 PM, alvaro piorno <alvaropiorno...@gmail.com> wrote: > Hi everybody, i´m using UnifiedFFI with Chipmunk2D library . > I want to get a pointer to a C Structure (cpBody) and set a position to it. > I have a subClass of FFIOpaqueObject to handle pointer. > > This is the "new " ffiCall : > self ffiCall: #(cpBody* cpBodyNew(cpFloat m, cpFloat i)) > > And this is a "seter" ffiCall: > > self ffiCall: #( void cpBodySetPosition( self, cpVect vector ) ). > > I`m not getting any "error" but the position is not updating. > I tried the same using Chipmunk directly and it works, so there is a problem > with what i have in Pharo. > Any suggestion? > Thanks in advance. > > Alvaro Piorno