040000 tree 3ddf9250718bbb373ebd688558a14fa575206627	scalar-scalar
040000 tree d5f331e88ad2b51bb4ae639fe95f5a103d16eadb	scalar-vec3
040000 tree 11113fd92dadbda8663566febeb43f50638f35f0	vec3-scalar
040000 tree bbd00bc45e5ce7bd263d545232cd52228febbe64	vec3-vec3