colourvision

Colour vision models, colour spaces and colour thresholds. Provides flexibility to build user-defined colour vision models for n number of photoreceptor types. Also includes Vorobyev & Osorio (1998) Receptor Noise Limited models doi:10.1098/rspb.1998.0302, Chittka (1992) colour hexagon doi:10.1007/BF00199331, and Endler & Mielke (2005) model doi:10.1111/j.1095-8312.2005.00540.x. Models have been extended to accept any number of photoreceptor types.