Introduction
1.
Coding In Scratch
❱
1.1.
The Basics
1.2.
Best practices when writing scratch code
1.3.
Running Scratch code
1.4.
Optimizing critical algorithms
2.
Data Structures
❱
2.1.
Storing large amount of data in Scratch
2.2.
Object representation in Scratch
2.3.
Mesh data in scratch
2.4.
Texture storing
3.
Rasterization and Triangles
❱
3.1.
Drawing Triangles
3.2.
Rendering Basics
3.3.
Painter’s algorithm
3.4.
BSP sorting
3.5.
Depth Buffers
3.6.
Projection optimizations
4.
Ray-based 3D rendering
❱
4.1.
2.5D Ray-casting
4.2.
Ray-tracing
4.3.
Ray-marching
4.4.
Path-tracing
4.5.
Photon-Mapping
5.
Sprite-Based Rendering
❱
5.1.
Stamp Based Engine
5.2.
Clone Based Engine
6.
Grids
❱
6.1.
Projection
6.2.
Ray Based
7.
Shading
8.
Handling colors in Scratch
❱
8.1.
Color representation in Scratch
8.2.
Color conversions
8.3.
Post-processing
9.
BSP
10.
Movement
11.
BVH
12.
Math functions
13.
Glossary
Credits
Light
Rust
Coal
Navy
Ayu
Scratch 3D Project Development
BSP sorting
See this article
by littlebunny06.