Credits and licences
====================

3D models (included under their licences, not part of gflight's own code):

  Cessna 182 Skylane - by VTX_car (Sketchfab)
    https://sketchfab.com/3d-models/none-2dde31b1aa8f484f96bb7ee9d9c5ad26
    Licence: CC BY-NC-SA 4.0 (Attribution-NonCommercial-ShareAlike)
    https://creativecommons.org/licenses/by-nc-sa/4.0/
    Changes: a reduced copy (c182_lod.glb: simplified meshes, 256 px textures) is
    derived from it and shared under the same licence. Non-commercial use only.

  Supermarine Spitfire Mk.IIa - by barking_dogo (Sketchfab)
    https://sketchfab.com/3d-models/supermarine-spitfire-mkiia-a49be5ab6d624e75b55231948a31b1b3
    Licence: CC BY 4.0 (Attribution)   https://creativecommons.org/licenses/by/4.0/

Map data (streamed at run time, not included):
  Imagery: Esri, Maxar, Earthstar Geographics, and the GIS User Community (Esri World Imagery)
  Elevation: Mapzen / AWS Terrain Tiles (open data)

Flight-model sources:
  Roskam, Airplane Flight Dynamics (Airplane A); JSBSim c182; FlightGear c182s; Cessna 182T POH
  NACA WR L-334, Measurements of the Flying Qualities of a Supermarine Spitfire VA (1942);
  Spitfire Pilot's Notes

Colour looks (assets/luts/gflight_*.cube) are gflight's own (tools/gen_luts.py).

VR: bevy_mod_openxr / bevy_mod_xr (MIT/Apache-2.0), OpenXR loader (Apache-2.0).
Engine: Bevy (MIT/Apache-2.0).
