GFX3D OpenGL - martijnkoopman/SpatiumGL GitHub Wiki
OpenGL Primitives
https://www.khronos.org/opengl/wiki/Primitive
OpenGL can render the following types of primitives:
- Points GL_
- Lines
- Polylines
- Triangles
- Triangle strip
- Triangle fan
That means each kind of geo-data (Point cloud, Image, Features, etc.) has to be mapped into these primitives.