Heterogeneous volumetric path tracing is currently supported in v1.6.0, new features:
- Support mono-chromatic and RGB grid volume. Current supported format: Mitsuba .vol
- Delta tracking distance sampler & ratio tracking transmittance estimator
- Channel-independent path throughput estimator for RGB volume (upgrade needed)
- Volume parser and configurating logic, improbed RR control.
| Lit with backlights | Lit with top light and backlights |
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Features to be supported in v1.6.1 (may need several weeks, since this repo is not in its active development stage):
- Spectrum MIS for improved chromatic convergence
- Blackbody emission grid and RGB emission
- Envirment map based environment lighting