Computer Graphics 01

Introduction

Efficiency

However, for the foreseeable future, a good heuristic is that programmers

should pay more attention to memory access patterns than to operation counts.

因为内存的速度跟不上处理器的速度

Miscellaneous Math

2.1 集合和映射

2.2 解决二次等式

2.3 三角学（trigonometry) 勾股，三角函数，角

…

2.4.4 叉乘（cross product)

a x b = |ab| sin (theta)

…

Curve and Surface

从1d 到3d的积分，参数方程

Linear Interpolation

p = (1 - t)a + tb

barycentric 重心坐标

cardinality 集合基数