Fix hash error in texture pool
Fix hash error in texture pool

pissang/qtek,uooo/qtek,pissang/claygl,pissang/claygl,JDReutt/qtek,zhangwei001/qtek,zhangwei001/qtek,uooo/qtek,pissang/claygl,JDReutt/qtek,pissang/qtek,uooo/qtek,zhangwei001/qtek,JDReutt/qtek