It's the recommended way to set those, and is more portable
(automatically prepends -D for GCC/Clang and /D for MSVC).
We still use CPPFLAGS for some pre-processor flags which are not
defines.
Include paths are processed from left to right, so we use Prepend to
ensure that paths to bundled thirdparty files will have precedence over
system paths (e.g. `/usr/include` should have lowest priority).
FBX support and MMD (pmx) support.
Normals, Albedo, Metallic, and Roughness through Arnold 5 Materials for Maya FBX.
Maya FBX Stingray PBS support.
Importing FBX static meshes work.
Importing FBX animations is a work in progress.
Supports FBX 4 bone influence animations.
Supports FBX blend shapes.
MMDs do not have an associated animation import yet.
Sponsored by IMVU Inc.