1. 毕业设计（论文）的内容和要求

自从1986年jim kajiya提出rendering equation，图形渲染得来了飞速的发展，但是，由于很多外部因素影响，很多渲染模型依然使用拼凑的经验公式，要渲染高质量的图像，必须反复的调参数，而近年来，提出的基于物理、保能量的渲染模型能够很容易的建立出不同光照下都接近真实的材质。

现实生活中，材质反射的光照不仅仅由光源直接照射而来，还有许多间接光照，而全局光照，就体现了直接光照和间接光照的综合。

历年siggraph也提出了 许多实现全局光照的方法。

2. 参考文献

[1] Matt Pharr, Wenzel Jakob, Greg Humphreys :Physically Based Renderring From Theory to Implementation[M]. New York, MORGAN KAUFMANN PUBLICHSERS, 2017, 1(05): 557-570. [2] Morgan McGuire Michael Mara: Efficient GPU Screen-Space Ray Tracing [J].Journal of Computer Graphics Techniques, 2014, 4(3): 73-85 [3] Peter Shirley, Steve Marschner: Fundamentals of Computer Graphics Thrid Edition[M]. CRC Press 2011.07.14 [4] Frank D.LUNA . Introduction to 3D GAME Programming with DirectX11[M]. Mecury LEARNING, 2012.2.28. [5] Pan X, Xu J, Meng X. Protecting location privacy against location-dependent attacks in mobile services[J]. IEEE Transactions on Knowledge and Data Engineering, 2012, 24(8): 1506-1519. [6] Cyril Grassin,Fabrice Neyret ,Miguel Sainz,et : Interactinve Indirect Illumination Using Voxel Cone Tracing[D]. Pacific Graphics 2011 .Volume 30(2011) Number 7. [7] Kalantari, N.K and P. Sen 2013, Removing the nosie in Monte Carlo rendering with general image denoising algorithms [D]. Computer Graphics Forum(Proceedings of Eurographics 2013). 32(2) 93-102 [8] Parick Cozzi, Christophe Riccio . OpenGL Insights[M] CRC Press.2011.25(3):. [9] Anthony Willians :C Concurrency in anction [M].Manning Publications 2009.25(2) [10] Andrew Y. Ng, Michael Jordan, and Yair Weiss. On Spectral Clustering: Analysis and an algorithm. In Proc.NIPS 14. MIT Press 2002 [11] Peiran REN Yue DONG et Image Based Relighting Using Neural Networks[D] Microsoft Research 2014 [12] Kevince Suffiern 光线追踪算法技术[M] 清华大学出版社, 2011 3(1) 21-25 [13] GARG, G., TALVALA, E.-V., LEVOY, M., AND LENSCH, H. P. Symmetric photography: Exploiting data-sparseness in reflectance fields[D]. In Proceedings of the EGSR 2006 [14] Samuli Laine ,Tero Karras:Efficient Sparse Voxel Octree[D] 2011 NVIDIA RESEARCH [15] Simon Rogers Mark Girolami :机器学习基础教程[M] 机械工业出版社 2014 1(1) 972-111

3. 毕业设计（论文）进程安排

2017-01-01～ 2017 -01-08 选题。

2017-01-08～2017-02-27 查阅文献资料，准备开题报告，正式开题。

2017-02-27～ 2017-03-07 设计完善渲染框架。