Classes
 ClassDescription
 AnimSprite Animated sprite.
 AxisAlignedSprite AxisAlignedSprite is a flat image which keeps vertical orientation but able to revolve on its own z-axis.
 Decal A Mesh which has z-fighting engine.
 Joint A joint uses with Skin as handler for set of vertices.
 LOD Levels of detail is an Object3D which can have several representation of different detail level.
 Mesh A polygonal object defined by set of vertices and surfaces built on this vertices.
 Skin Skin is a Mesh which can have a skeleton besides surfaces.
 SkyBox A polygonal box with faces turned inside.
 Sprite3D Sprite3D is a flat Object3D always turned in to the camera.
 Surface Surface is a set of triangles within Mesh object or instance of kindred class like Skin.
 WireFrame Wireframe is an Object3D which consists of solid lines.