shading

the shadings of opinion even among those who are in broad agreement.

soft charcoal shading; a scene filmed in soft focus.

In computer graphics, the operation of shading some area of a display image, for example, with dots or crosshatching.

Plainspoken nevertheless, this face film to shading fleck it is without what too big effect.

To diversify (something) in color, shading, or character; variegate.

Frost was not only a metrist but a poet who gloriously manhandled meter, making it stress fine shadings of speech and thought.

Note that in the image above, the dark outline and true CrossHatch shading have been omitted to clearly illustrate the Perspective Camera projection of the grid texture onto the surface.