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All Projects → Danielmelody → taichi_pt

Danielmelody / taichi_pt

Licence: other
progressive path tracer written in taichi

Programming Languages

python
139335 projects - #7 most used programming language

Labels

gpu-computingtaichipbrpathtracerreatime

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Taichi Path tracer

A progressive path tracer written in taichi

Features:

  • Global illumination via unbiased Monte Carlo path tracing
  • Physically based Specular shading(GGX)
  • Lambert diffuse shading
  • Ray-Sphere intersection
  • Unbiasd russain roule
  • Antialiasing via super-sampling
  • Depth of field effect of lens camera
  • Multiple Importance Sampling
    • Balance heuristic
    • Cosine-weighted pdf
    • ggx normal weighted pdf
  • ACES Tone mapping
  • Bloom effect
  • Gamma correction of final result

The 5 balls in the scene are:

  1. rough golden ball
  2. smooth ceramics ball
  3. the light source ball
  4. huge ground rough iron ball
  5. smooth metal ball

Usage

pip3 install taichi
python3 pt.py

and you a ready to go.

Scroll mouse to zoom in/out, press and drag the mouse to see a interactive result. You can also press shift while scrolling mouse to change the focal length of the camera.

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