目 录
摘 要 .........................................................................................................................................1
Abstract ......................................................................................................................................1
1 背景..........................................................................................................................................2
1.1 三维图形渲染引擎概述.............................................................................................2
1.2 GPU 加速渲染技术及立体显示技术简介 ...............................................................2
2 三维图形渲染引擎的需求......................................................................................................2
2.1 需求描述.....................................................................................................................2
2.2 需求分析....................................................................................................................3
2.2.1 三维变换.............................................................................................................3
2.2.2 光照着色.............................................................................................................3
2.2.3 纹理映射.............................................................................................................3
2.2.4 加载网格模型.....................................................................................................3
2.2.5 GPU 加速渲染 ...................................................................................................3
3 三维图形渲染引擎的实现......................................................................................................3
3.1 引擎的架构设计.........................................................................................................3
3.2 图形流水线的实现.....................................................................................................4
3.2.1 数学基础..............................................................................................................5
3.2.2 三维变换..............................................................................................................7
3.2.3 光照着色..............................................................................................................8
3.2.4 光栅化................................................................................................................11
3.3 纹理..........................................................................................................................12
3.3.1 BMP 文件解析 ..................................................................................................12
3.3.2 纹理过滤............................................................................................................13
3.4 网格模型...................................................................................................................13
3.4.1 网格模型的解析...............................................................................................14
3.4.2 网格模型的加载及渲染....................................................................................15
3.5 雾化...........................................................................................................................16
3.6 引擎的封装设计.......................................................................................................17
4 GPU 加速渲染......................................................................................................................17
4.1 GPU 编程开发工具 .................................................................................................18
4.2 图形流水线并行模块分析与实现...........................................................................18
4.2.1 CUDA 简介 .......................................................................................................18
4.2.2 图形流水线的并行编程模型............................................................................18
4.3 并行计算模块数据处理...........................................................................................19
5 图形渲染引擎的应用...........................................................................................................22
5.1 图形渲染引擎的编程模型.......................................................................................22
5.1.1 设备对象............................................................................................................22
5.1.2 编程模型............................................................................................................23
5.2 图形渲染引擎的封装...............................................................................................24
5.2.1 跨平台特性的实现............................................................................................24
5.2.2 子系统的实现....................................................................................................25
5.2.3 三维场景中的物体............................................................................................26
5.3 立体成像在图形编辑器中的应用...........................................................................27
