ogre中添加了角色以及射线、包围盒查询的功能，基于terrain-sample扩展-add the role of ogre, as well as rays, bounding box query functionality, terrain-sample based on the expansion of

基于opengl的二维卡通编辑器，使用该编辑器可以绘制基本图元，如直线、长方形、圆等；还可以将绘制的基本图元组合成一个动画角色。-Opengl-based two-dimensional cartoon editor, the editor can be used to draw primitives such as line, rectangle, circle, etc. also can draw the basic primitives combined into a movie ro