对计算机图形学的编程实践，包括画直线、反走样直线、画圆、画椭圆、画矩形、画多边形、矩形填充、多边形填充、3D变换、光照、贴图等。由于精力有限，未对原码做任何注释。出于简化编程的考虑，许多地方指定了常数，未做通用处理-of computer graphics programming practice, including painting line, anti-aliasing straight Circle, painted oval, rectangular painting, drawing

设计并测试一个名为Rectangle的矩形类，其属性为矩形的左下角与右上角两个点的坐标， 能计算矩形的面积。 -Design and test a class called Rectangle rectangle, bottom left corner of its property and the upper right corner of the rectangular coordinates of two points, to calculate the area of the

TC环境下调用鼠标话矩形的可视化小程序 鼠标左右键确定矩形的左上角和右下角坐标-TC environment, then call the mouse small rectangular visualization procedures around the mouse button to determine the upper-left corner and the lower right corner of the rectangular coordinates

TC环境下调用鼠标话矩形的可视化小程序 鼠标左右键确定矩形的左上角和右下角坐标-TC environment, then call the mouse small rectangular visualization procedures around the mouse button to determine the upper-left corner and the lower right corner of the rectangular coordinates