ITGT521_3D Graphics and Rendering_Assignment_1 The-Triangle-Awakens

Name: Yifan Li(EVAN) Student ID: 6537394

For this assignment：

------------------------------------------------------------------------------> OpenGL Utility Toolkit OpenGL的应用工具包

 Running this code requires GLUT 
 运行需要GLUT
 GLUT download link: https://www.opengl.org/resources/libraries/glut/glut_downloads.php

------------------------------------------------------------------------------> controls 控制

 left mouse button
 (Click three times with the left mouse button to create a triangle)
 左键随便点击三个点可以生成一个三角形

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