Reactions User Guide



Download Windows Installer
Installation Instructions

System Requirements

  • Windows 8.1 or later
  • GPU simulation requires an Nvidia GPU with CUDA CC 3.5 or later (see
  • (optional) Cinema 4D R20 or later
  • (optional) Redshift v3.0.53 or newer.


  • [Nodes] RakeNode: support setting curve bounds from parameter attributes.
  • [Nodes] RakeNode: parameter groups were not rebuild correctly on source change.
  • [Nodes] RakeNode: support compile-time constant parameters.
  • [Particles] Undo did not work correctly for some sampler parameters.
  • [Particles] Vector sampler created incorrect values in some cases.
  • [Volumes] Added vorticity masking.
  • [Rake] Added additional constructors for optional types.
  • [Rake] Support blocks as expressions.
  • [Rake] Fixed crash when reporting some errors.
  • [Rake] Fixed incorrect handling of some temporary expressions.
  • [Rake] Fixed incorrect codegen for some block exit modes.
  • [Templates] Merged Examples into Templates tree
  • [Templates] Updated shading of Explosion template.
  • [UI] CodeEditor: goto module did not work for sub-packages.
  • [UI] CurveEditor: knot position did not update correctly when dragging number element.
  • [UI] CurveEditor: tangent constraints were not updated correct when moving multiple knots.
  • [Volumes] Support remapping combustion intensities.