fix wrong selection of long indices
fix wrong selection of long indices

shinate/engine,sanyaade-teachings/engine,H1Gdev/engine,SuperStarPL/engine,MicroWorldwide/PlayCanvas,H1Gdev/engine,aidinabedi/playcanvas-engine,sereepap2029/playcanvas,guycalledfrank/engine,guycalledfrank/engine,RainsSoft/engine,playcanvas/engine,shinate/engine,nizihabi/engine,sereepap2029/playcanvas,horryq/engine-1,3DGEOM/engine,RainsSoft/engine,maxwellalive/engine,horryq/engine-1,3DGEOM/engine,maxwellalive/engine,sanyaade-teachings/engine,nizihabi/engine,SuperStarPL/engine,sanyaade-teachings/engine,3DGEOM/engine,RainsSoft/engine,playcanvas/engine,sereepap2029/playcanvas,maxwellalive/engine,SuperStarPL/engine,shinate/engine,nizihabi/engine,MicroWorldwide/PlayCanvas,aidinabedi/playcanvas-engine,horryq/engine-1