Combining Forms, Continued
Add shading to drawings after all objects are reduced to basic forms. The
most natural light comes from above and to one side of an object.
from one source is easier to draw than light from multiple sources. Make
sure shading results from the same source or sources of illumination for all
objects in the drawing.
Add details to drawings only after completing the shading. Details in the
foreground of illustrations appear clearly. To add realism to the illustration,
blur details as they recede into the background.
Figure 3-21 shows shading and details added to the basic form of the cannon.
Figure 3-21.Shade and
detail added to a composite
of basic forms.
Figure 3-22 illustrates the illusion of depth created by blurring details in the
Figure 3-22.Blurred background detail gives the
illusion of depth in illustrations.