aditya0212jain / Photon_mapping

Photon Mapping project for the course COL781

Photon_mapping

Photon Mapping project for the course COL781 (2020).

Compilation

g++ main.cpp light.cpp camera.cpp objects.cpp scene.cpp utils.cpp -lGL -lGLEW -lglfw -lgomp -fopenmp -o raytracer

Or use the make file in the repo.

Running

./raytracer

Dependencies

• GLFW
• OpenMP

Features

1. Mesh files supported ( triangular faces only)
2. Parallelization by openMP
3. Ray tracing with soft shadows
4. GlobalIllumination
5. Caustics for glassy objects
6. Primitives supported: box, trianlge, cylinder, plane and sphere

Examples

Direct Soft Shadows Global Illumination + Caustics Global Illumination + Caustics + Soft Shadows

Future Work

• Add GPU acceleration using CUDA
• Support XML file loading

References

kdtree+ by Martin F. Krafft [e-mail] https://graphics.stanford.edu/courses/cs348b-00/course8.pdf https://www.cs.drexel.edu/~david/Classes/Papers/egwr96.pdf https://web.cs.wpi.edu/~emmanuel/courses/cs563/write_ups/zackw/photon_mapping/PhotonMapping.html www.scratchpixel.com and lighthouse3d.com for ray intersection tutorial https://github.com/kbladin/Monte_Carlo_Ray_Tracer for .obj files