Thomas, Only mesh objects (not surfaces) can be assigned color values.
If you use a function or set up a condition to assign a range of colors to a mesh, the mesh can be decomposed and you can extract ARGB scalar information from each mesh vertex. taz On Sep 21, 1:52 pm, twingate <[EMAIL PROTECTED]> wrote: > Hi All, > > Without having investigated Grasshopper in detail; is there a method > for returning RGBA scalar at a point(u,v) for a given surface? > > /Thomas
