GPU Ray Tracer

GPU Ray Tracing application based on my OpenGL Compute Engine.

Dependencies

• OpenGL
• GLFW
• GLEW
• stb_image

Build

• Clone this directory

• Run git submodule init

• Run git submodule update

• Specify these root directories for dependencies in make_all.bat script:

  • GLFW_ROOT
  • GLEW_ROOT
  • stb_image_ROOT

• Run make_all.bat.

• Run build.bat.

Config files

Each scene/configuration is described in a config file.

Example scenes are located in /configs directory.

All available parameters are specified in config_template.txt.

Usage

Pass chosen config file to the generated executable as an argument in command line.

If no argument given, config.txt is picked.

Features

• Wavefront (.obj) file import
• PNG, JPG, HDR texture import
• Object can be an imported triangle mesh, sphere or infinite plane
• Each scene is saved in a separate file
• Specular and diffuse reflections
• Physics based refractions
• Camera movement
• Screenshot saving

Example images

Mesh	Refraction
Multiple meshes 1	Multiple meshes 2
Solar system 1	Solar system 2

Keys

Camera

• UP - SPACE
• DOWN - CTRL
• LEFT - A
• RIGHT - D
• FORWARD - W
• BACKWARD - S

Window

• Screenshot - L
• Disable input to window - P
• Close application - ESC

License and copyright

© Dawid Pietrykowski

Licensed under the MIT LICENSE