legion: handle anit-aliasing on sending color space nodes in the same tree
legion: handle anit-aliasing on sending color space nodes in the same tree

StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion