Raycasting in C and OpenGL

Demo video v2: https://www.youtube.com/watch?v=c_aWcXAWfFA Demo video v3: https://www.youtube.com/watch?v=EX0sbZtAAKE

References

• LODEV raycasting algorithm
• Using OpenGL With SDL
• Super Fast Ray Casting in Tiled Worlds using DDA
• OpenGL API Documentation
• Make Your Own Raycaster Part 1
• Rotation Matrix

How build

make

Dev Logs

V1 - untexture:

V2 - textured using DDA;

v3 - using https://lodev.org/cgtutor/raycasting.html DDA simplification + high textures and shadows