gi-ray

A Monte-Carlo ray tracer from scratch in C++.

Generated using 10,000 samples/pixel with a ray depth of 7.

Key Features:

• Path tracing where the only source of bias comes from path termination
• Explicit light sampling
• Ray-triangle intersection using Möller-Trumbore
• Ray-sphere intersection
• Lambertian, Specular and Transparent BRDFs
• Multi-threading

To compile and run on UNIX system

• Cd to root folder
• Run make && make run

To set up Visual Studio 2015

• Download glm http://glm.g-truc.net/0.9.8/index.html
• Open Visual Studio
• File -> New -> Project From Existing Code...
• Make sure "Visual C++" is chosen then hit next
• Locate gi-ray folder, name project gi-ray. Hit next
• Select "Use Visual Studio" abd set project type to "Console application project". Press finish
• Go Project -> gi-ray Properties...
• Select C/C++ in left column
• In "Additional Include Directories", add the path to both "gi-ray/include" and glm