Fix shape demo rendering
Fix shape demo rendering

cginternals/gloperate,j-o/gloperate,hpicgs/gloperate,cginternals/gloperate,hpicgs/gloperate,j-o/gloperate,j-o/gloperate,j-o/gloperate,hpicgs/gloperate,hpicgs/gloperate,cginternals/gloperate,hpicgs/gloperate,cginternals/gloperate