How to write your own 3D render?

Question

3D

It is necessary to create a 3D model that will be located in some space (it will be possible to interact with the model, that is, with its individual parts). How can this be done if you can only draw pixels

Answer 1

There are a lot of articles on this topic on Habré.
For example, there is such a series of articles .
There is also a small selection of material here.
You can also find this guide .
All materials are available for study.

Answer 2

RayTracing, OpenGL, or implement your own version of the 3D scene display

Answer 3

Use OpenGL for rendering, and copy the finished frame pixel by pixel from the buffer.