shading by attribute (incl interpolation) now working
shading by attribute (incl interpolation) now working

Twinklebear/OSPRay,favreau/OSPRay,Twinklebear/OSPRay,Twinklebear/OSPRay,MengjiaoH/ospray,MengjiaoH/ospray,ospray/OSPRay,wilsonCernWq/ospray,favreau/OSPRay,MengjiaoH/ospray,favreau/OSPRay,Twinklebear/OSPRay,MengjiaoH/ospray,ospray/OSPRay,wilsonCernWq/ospray,favreau/OSPRay,MengjiaoH/ospray,ospray/OSPRay,ospray/OSPRay,wilsonCernWq/ospray