本程序实习了openGL的茶壶(Teapot)；键盘C键控制其颜色；R键实现了旋转，同时X，Y，Z键可改变其旋转轴；方向键可控制光源位置；按着鼠标左键移动鼠标可以人工旋转，像Google Earth；按着鼠标右键移动向上移动鼠标壳缩小其尺寸，向下可放大-This program internship in openGL teapot (Teapot) keyboard C keys to control their color R key to achieving the rotation,

This is a rudimentary color blob extractor. You may choose ExtractBlobs(int r, int g, int b) and call it with a tolerance for each value of red, green and blue channel. Afterwards you get the rectangles containing mainly this colors. Note: The