Munsell To RGB

Munsell To RGB (Unreal Engine Plug-in)

Features

• Munsell HVC to Linear RGB Conversion

  • Custom Material Expression node for easy integration in materials.
  • Lightweight LUT implementation (< 200 kB of dynamic memory usage).

• Plugin Modules

  • MunsellToRGB: Integrated with the Unreal Engine Plugin Manager.
  • MunsellToRGB_MEN: Material Expression Node class for color conversion.
  • MunsellToRGB_LUT: Munsell Color Lookup Table with optimized access.

Installation

1. Copy the MunsellToRGB folder into your Unreal Engine project's Plugins directory.
2. Close the Unreal Engine Editor and rebuild your project in your IDE (e.g., Visual Studio).
3. Reopen the Unreal Engine Editor and enable the plugin via Edit > Plugins.

Example

Here's how to use the "Munsell To RGB" node in the Material Editor:

1. Enable the Plug-in in Unreal Engine (Edit > Plugins).

2. Open the Material Editor and find "Munsell To RGB".

3. Adjust Munsell HVC parameters in the details panel.

References

[1] D. Nikolaev, O. Basova, G. Usaev, M. Tchobanou, and V. Bozhkova, “Detection and Correction of Errors in Psychophysical Color Difference Munsell Re-renotation Dataset,” lim, vol. 4, no. 1, pp. 40–44, Jun. 2023, doi: 10.2352/lim.2023.4.1.10.

[2] A. H. Munsell, “A Pigment Color System and Notation,” The American Journal of Psychology, vol. 23, no. 2, p. 236, Apr. 1912, doi: 10.2307/1412843.

Acknowledgments

This project uses color reference data from the Munsell Color Science Laboratory.

• RIT - Munsell Renotation Data

@pe7yu. Thanks so much for sharing this amazing template!

• pe7yu - CustomMaterialNodeTemplate

License

This project is licensed under the MIT License. See the LICENSE file for details.