[CHG] Improve a little bit 3D_Light1 sample code
[CHG] Improve a little bit 3D_Light1 sample code


git-svn-id: 50c32b27f42067071765738a4001fbe82ae75e2b@338 eccdf170-e2e9-11dd-a8eb-ddf07f3c1838

mirror/grrlib,mirror/grrlib