三维图形变换，包括：平移、旋转、缩放、菜单、键盘响应、鼠标响应、颜色变化等-Three-dimensional graphics transformations including: translation, rotation, scaling, menus, keyboard response, response to the mouse, color change

osg实现交互-响应键盘鼠标-OSG interactive response keyboard mouse。。。。。。。。。。