parallax corrected cubemap

https://community.arm.com/graphics/b/blog/posts/reflections-based-on-local-cubemaps-in-unity

https://seblagarde.wordpress.com/2012/09/29/image-based-lighting-approaches-and-parallax-corrected-cubemap/

https://seblagarde.files.wordpress.com/2012/08/parallax_corrected_cubemap-siggraph2012.pdf

https://armkeil.blob.core.windows.net/developer/Files/pdf/graphics-and-multimedia/ImplementingReflectionsinUnityUsingLocalCubemaps.pdf

camera放在camPos 生成一个local cubemap

box设置在比如湖面的边界

Pos沿R的方向的distance

dis= (A-O)/D

=(IntersectPosWS-Pos)/R

posted on 2018-04-12 18:50 minggoddess 阅读(344) 评论(0) 编辑收藏举报