Illumination-Aware Spatial Subdivision for Path Guiding In this work, we propose a method to adapt the k-d tree depending on the variation in the illumination. To this end, we use lookahead cells, i.e.
Illumination-Aware Spatial Subdivision for Path Guiding In this work, we propose a method to adapt the k-d tree depending on the variation in the illumination. To this end, we use lookahead cells, i.e.