Focusing on the illumination coherence problem of the three-dimensional virtual scene,this study analyzed the environment mapping technology to improve the sense of reality.
针对三维虚拟场景的光照一致性问题,以提高场景的真实感为目的,研究了一种基于环境映射的光照技术。
参考来源 - 基于球面调和函数的环境映射技术·2,447,543篇论文数据，部分数据来源于NoteExpress
Refl: Uses the direction of the reflection vector as coordinates. You will need this input when Environment Mapping.
反射： 使用反射向量的方向作为坐标。环境映射需要这种输入。
The approach starts from an analysis of spherical harmonics and finds out a quadratic polynomial form of environment mapping.
该方法从分析球面调和函数入手，首先得出环境贴图的二次多项式表达形式；
Aim to introduce the basic concepts of environment mapping in D3D, and detailedly discuss the process of using D3D to realize cubic and spherical environment mapping.
目的介绍D3D中环境映射的基本概念，详细论述用D3D实现立方体环境映射和球面环境映射的过程。
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