To improve the speed,accelerating algorithm for ray tracing is fully studied and compared and an improved 3d-DDA ray tracing algorithm based on auto-grouping is presented.

 
  • 为了提高光线跟踪速度,在深入研究和比较各种光线跟踪加速算法的基础上,提出了一种采用自动分组技术的改进3d-DDA快速跟踪算法。
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