There is ?rasterImage which can take a matrix of hex values, or a 3D array
of individual colour dimension values in RGB. It's pretty low-level, used
to add to an existing plot. The ancient ?image function leverages this
facility if you use "useRaster = TRUE".
The "raster" package (no relation), us
Hi,
I have a 2 dimensional matrix with RGB values and would like to plot it as a
two dimensional surface.
I am aware of functions like image() that plot a matrix of values as a grid of
coloured rectangles.
But I can not directly feed in the specific color value for each of these
rectangles, as
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