Zin

Implement smoothed triangle === * Implement smoothed surface * Calculate the area of smoothed triangle ## Reference ## * ~~[Direct Ray Tracing of Phong Tessellation](http://onlinelibrary.wiley.com/doi/10.1111/j.1467-8659.2011.01993.x/abstract)~~ * ~~[Ray Tracing of Quadratic...

# Implement BDPT

# Implement volume renderer

# Implement regularized path tracer

# Implement thin-lens camera

# Implement a method of the area calculation of the Nagata patch # ## Overview For sampling a point on the surface.

# Enhance and pass unit test of shader ## Overview - SmoothConductor BRDF - SmoothDielectric BSDF - RoughConductor BRDF - RoughDielectirc BSDF - Camera - Light