後で最適化する予定 package { import flash.display.*; import flash.events.*; import flash.text.*; import flash.filters.*; import flash.geom.*; import flash.utils.*; import org.papervision3d.core.*; import org.papervision3d.core.geom.*; import org.papervision3d.scenes.*; import org.papervision3d.objects.*; import org.papervision3d.cameras.*; import org.papervision3d.materials.*; [SWF(width="600", height="400