040000 tree 7e5680515af6bf7398097b7ecd4135a8fab275d9	scalar-scalar
040000 tree a2c3dc37e0c50c0fce02528382b2cd3256c7d809	scalar-vec3
040000 tree 5932984576ebe085486580ff5c5a3ac228eb8069	vec3-scalar
040000 tree 7815076b2a79df9b298319ba4206b815ea6bd5f2	vec3-vec3