There are lot of colormap triplet vector for different 3D effects.
On that, Mathcad 11 was very rich, easy to add in the directory.
The attached colormap is the 8 band rainbow. The triplet is
constructed by interpolation of the 8 band native ... Abandon.

Jean

Image Rainbow Colormap.sm (103,36 KiB) scaricato 1638 volta(e).