The paper analyzes structure and feature of several kinds of3D API which are widely used on PC and presents a frame of3D graphic engine based on OpenGL and Direct3D.

• 本文分析了目前在微机上广泛应用的几种三维应用程序接口的结构及其特点,提出了一个基于OpenGL和Direct3D两种三维应用程序接口的三维图形引擎结构框架。