OPENGL中用响应鼠标、键盘消息的例程，可用鼠标和键盘来控制场景中的图形旋转、平移操作。-OpenGL used to respond to the mouse, keyboard news routines, mouse and keyboard can be used to control the graphic scenes rotation, translation operation.

输入反应器，一般说来，用于捕捉内部的鼠标等消息-This sample applications show how to define three classes which provide you with information from the Input Point complex.