nihuynh / RT

Shoot ray to produce a image. ( Using C and SDL2)

RT

Summary

This is a ray tracing program in C using SDL2 and imgui. This project is done during 42 graphic branch to learn about computer-generated images. Built and tested on mac OSX 10 & Windows

How to install

On mac :

Install the library required :

brew install sdl2
brew install sdl2_image

This command will built an app bundle :

git clone --recurse-submodules https://github.com/nihuynh/RT && cd RT && make

On Linux :

(Untested)

On Windows :

(Untested)

Miscellaneous :

For more info on how to use the makefile :

make usage

Doxygen documentation here

How to use

Keymap :

make video from screenshots :

exemple for the map pool.rt, once the screenshots are generated.

ffmpeg -r 30 -f image2 -i pool.rt%d.png -vcodec libx264 -crf 15 -pix_fmt yuv420p pool_30FPS.mp4

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Features:

• sky-box
• Refraction (Glass)
• Reflection (Mirror)
• Controllable camera
• Screenshot
• Load/Reload/Export scenes
• Live Edit of the scenes
• Under and over-sampling
• UI
• Fullscreen
• Texture on all shapes

Shape availables:

• Plane
• Cube
• Sphere
• Cylinder
• Cone
• CSG (Constructive Solid Geometry)

Limited Shape:

• Triangle
• Disk
• Limited plane

Credit:

http://www.yamllint.com/ : A Must have for travis.

Licence:

This repository is under no license.