Reactions User Guide



Download Windows Installer
Installation Instructions

System Requirements

  • Windows 8.1 or later
  • Cinema 4D integration requires R20 or later
  • GPU simulation requires an Nvidia GPU with CUDA CC 3.5 or later (see
  • Redshift integration in standalone app requires Redshift v3.0.36.
    Redshift in C4D is unaffected by this requirement.


  • [Advect] Fixed: Explicitly unchecked channels were re-checked on load by AutoCheck.
  • [Cache] Fixed: Don't create cache directory for empty graphs.
  • [Examples] Fixed broken Procedural Surface examples.
  • [IO] Fixed: "/Project/File stored by" was missing patch number.
  • [Nodes] AdvectCurlNoise: added speed parameter.
  • [Rake] Added packages and package modules.
  • [Rake] Added if-expressions.
  • [Rake] Ported Perlin noise implementation.
  • [Template] Fixed broken template Advect Through Curl Noise.
  • [UI] Added new update mode selection to control graph updating and caching.
  • [UI] Added Data&Stats view for Image objects.
  • [UI] Source Editor: Fixed: Open file tree was not updated after Save As.
  • [UI] Source Editor: Added separate, per-document undo stacks.
  • [VolumeGrid] Added option to disable caching of individual channels.