Arnold渲染器是一个多平台的渲染系统，此为Houdini版本，他能够创建无偏差的蒙特卡洛辐射度的真实感可视化，许多公司仍然使用它来处理电影中的广告和动画，例如，怪物之家，爱丽丝梦游仙境等等。
Arnold 渲染作品集合
Houdini To Arnold v3.3.0更新日志：
Compatibility
This release uses Arnold 5.2.2.1 and OpenVDB 4.0.0.
Binaries available for the following Houdini, Houdini FX, Houdini Indie and Houdini Education production builds:
16.5.634
17.0.416
17.0.459
and for the following platforms:
Linux x86_64 (H16: gcc4.8 and H17: gcc6.3)
Windows 7 x64 (H16: vc14 and H17: vc14.1)
Mac OS X 10.8+ (clang7.3)
Please note that Houdini Apprentice does not support third-party renderers and thus cannot run HtoA.
Fixes
Crash with alembic packed primitives (#1174)
Fix operator export for custom operators (#1169)
Better logs when geometryId unavailable (#1168)
Optimise performance with multiple light objects and change default light shape (#1184)
Default color space for lights (#1182)
Fix error when mesh_light is missing a mesh (#1187)
Error translating ROP network with relative path in Fetch ROP (#1175)
Only show license log when licensing fails (#1172)
Pass number of threads to hick (#1170)
