| RTS_TL_SINGLE_INDEX_ARRAY |
Arrays define positions, normals, UV and colors and a single index is used. |
| RTS_TL_BYREF |
Positions, normals, UVs and colors are accessed by pointers, everything is in float. |
| RTS_TL_BYREF_POSD |
Positions, normals, UVs and colors are accessed by pointers, everything is in float, except position which is double. |
| RTS_TL_PACKED_ARRAY |
Arrays are tightly packed and stored in order. |