Conservative Visibility

References

[1] Satyan Coorg and Seth Teller. Temporally coherent conservative visibility. In Proc. 12th Annual ACM Symposium on Computation Geometry (1996).

[2] T. Hudson, D. Manocha, J. Cohen, M. Lin, K. Hoff and H. Zhang. Accelerated occlusion culling using shadow frusta. In Proc. 13th Annual ACM Symposium on Computational Geometry (1997), pp. 1-10.