There are several basic types in Orbiter that are defined in multiple places. For, example:
- OrbiterSDK defines: FVECTOR2, FVECTOR3, FVECTOR4 and FMATRIX4 in DrawAPI.h. Plus, VECTOR3, VECTOR4, MATRIX3 and MATRIX4 all with double data type in OrbiterAPI.h.
- Orbiter itself defines: Vector (3...