数据库课件，上课有用的东西，内容大概包括7张ppt，都比较有用

一、 1.Please download and install the glut library. 2.Write a complete program using the following codes to draw a Sierpinski gasket. void myinit() { // attributes glClearColor(1.0,1.0,1.0,1.0); glColor3f(1.0,0.0,0.0); // set up viewing glMatrixMode(