Produces a Maxwell triangle plot.
triplot( tridata, labels = TRUE, achro = TRUE, achrocol = "grey", achrosize = 0.8, labels.cex = 1, out.lwd = 1, out.lcol = "black", out.lty = 1, square = TRUE, gamut = FALSE, margins = NULL, ... )
tridata | (required) a data frame, possibly a result from the
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labels | logical. Should the name of each cone be printed next to the corresponding vertex? |
achro | should a point be plotted at the origin (defaults to |
achrocol | color of the point at the origin |
achrosize | size of the point at the origin when |
labels.cex | size of the arrow labels. |
out.lwd, out.lcol, out.lty | graphical parameters for the plot outline. |
square | logical. Should the aspect ratio of the plot be held to 1:1?
(defaults to |
gamut | logical. Should the polygon showing the possible colours given
visual system and illuminant used in the analysis (defaults to |
margins | Deprecated. Please use the standard |
... | additional graphical options. See |
Maxwell JC. (1970). On color vision. In: Macadam, D. L. (ed) Sources of Color Science. Cambridge, MIT Press, 1872 - 1873.
Kelber A, Vorobyev M, Osorio D. (2003). Animal colour vision - behavioural tests and physiological concepts. Biological Reviews, 78, 81 - 118.
MacLeod DIA, Boynton RM. (1979). Chromaticity diagram showing cone excitation by stimuli of equal luminance. Journal of the Optical Society of America, 69, 1183-1186.
Thomas White thomas.white026@gmail.com
data(flowers) vis.flowers <- vismodel(flowers, visual = "apis") tri.flowers <- colspace(vis.flowers, space = "tri") plot(tri.flowers)