v4.16.1

HIGHLIGHTS:

• integrated RTXCR material library for realistic hair and skin rendering (see RTXCR_INTEGRATION CMake option)
• improved path tracer

DETAILS:

• PT: added hair lighting model
• PT: added skin lighting model (diffuse sub-surface scattering)
• PT: supported light importance sampling for hair
• PT: improved SHARC usage "on hit"
• PT: hooked SHARC material demodulation
• PT: fixed behavior of specular rays pointing inside the surface
• PT: simplified code and maximized code reuse
• improved hair denoising
• allowed adapter specification via --adapter=N (not in system-provided order) (resolved #26)
• fixed minor resolution scaling related artefacts
• improved global history reset logic (?)
• simplified DPI handling
• Clang/MSVC: fixed warnings
• CMake: added RTXCR_INTEGRATION option (ON by default) and auto-downloaded RTXCR deps (material library and Claire scene)
• CMake: various fixes
• updated scripts
• updated GitHub actions
• SHARC updated to v1.6.0.0
• NRD updated to v4.16.1
• NRI updated to v176