Here is a list of all files with brief descriptions:

[detail level 1234]

▼ aiv-fast3d
▼ obj
▼ Release
.NETFramework,Version=v4.8.AssemblyAttributes.cs
▼ Properties
AssemblyInfo.cs
Bone.cs
Cube.cs
DepthTexture.cs
DirectionalLight.cs
Light.cs
Material.cs
Mesh3.cs
PerspectiveCamera.cs
Plane.cs
PointLight.cs
Pyramid.cs
SceneImporter.cs
SkeletalAnimation.cs
Sphere.cs
Utils.cs