The Application Programming Interface (API).

• Animation-related functions
• Camera-related functions
• Spline-Face-related (E3dFace) functions
• Geometry-related functions
• Geometry-related functions
• Geometry operations
• Light sources
• Materials
• Math functions - very incomplete list, please see E3D/Math.c for more functions and include/E3D/Math.h for macros.
• Matrix-related functions
• Polygon Meshes
• Models (nodes that can instantiate geometry, lights etc.)
• Nodes (the base class for transform Nodes)
• Hierarchies
• Transforms
• Objects (instantiated by Models and form the base of Mesh, Spline etc.)
• Polygons
• PolyGroups
• Advanced Polygon-related functions
• Scene-related functions
• Splines
• Textures
• Picking