or , ▁to ▁particle ▁effects ▁for ▁the ▁background ▁smoke ▁and ▁dust , ▁pl asma ▁weapon ▁fire ▁and ▁alter ations ▁to ▁some ▁of ▁the ▁fil med ▁explos ions ▁to ▁l end ▁them ▁the ▁appearance ▁given ▁to ▁pl asma ▁explos ions ▁within ▁the ▁H alo ▁games . ▁The ▁entire ▁background ▁was ▁a ▁ 3 D ▁projection ▁of ▁mat te ▁paint ings ▁and ▁dram atic ▁sk ies . ▁While ▁the ▁Br ute ▁was ▁partially ▁anim at ron ic , ▁substantial ▁adjust ments ▁such ▁as ▁scaling ▁to ▁almost ▁twice ▁the ▁size ▁and ▁the ▁enh ancement ▁of ▁fine ▁mus cle ▁movements ▁of ▁the ▁creature ▁were ▁made . ▁Other ▁elements , ▁such ▁as ▁the ▁B ans he e ▁aircraft ▁and ▁the ▁drop - pod s , ▁were ▁created ▁entirely ▁through ▁the ▁use ▁of ▁CG I . ▁Software ▁used ▁by ▁As yl um ▁F X ▁included ▁Fl ame ▁and ▁Nu ke ▁for ▁compos iting , ▁May a ▁for ▁animation , ▁Render Man ▁and ▁Mant ra ▁for ▁rendering , ▁Syn th E yes ▁for ▁tracking , ▁Sil hou ette ▁Pro ▁for ▁rot os cop ing ▁work . ▁ ▁Music ▁The ▁Life ▁was ▁scored ▁by ▁G are th ▁Williams , ▁a ▁composer ▁for ▁Human ▁World wide . ▁The ▁music , ▁an ▁arrangement ▁of ▁Light ▁of ▁A idan ' s ▁" L ament ", ▁was ▁created ▁specifically ▁for ▁the ▁ad , ▁and ▁featured ▁a ▁wide ▁variety ▁of ▁instruments . ▁Per cuss ive ▁elements ▁included ▁military ▁sn are ▁drums , ▁a ▁hand ▁drum , ▁Sam o an ▁log ▁drums ▁and ▁stones ▁t apped ▁against