040000 tree 408650cc195cbe421a04d6ba006b4ebb9a7f9a21	scalar-scalar
040000 tree a568ec852e9ad74c504f51d51612ca75e57e806b	scalar-vec3
040000 tree 68b18d69e199a6b53c25d6c56193756ad3545093	vec3-scalar
040000 tree d9fdd6bc9966be297c36f35afe776179be38b3d2	vec3-vec3