A Biomechanical Character - ZBrush Creature Design: Creating Dynamic Concept Imagery for Film and Games - page 373

4. Enable edit sketch under Tool ⇒ ZSketch and draw strokes down the forearm to build up the shapes of
the muscle forms ( Figure 6-49 ). I leave the bicep muscle out because its function is almost identical to a
piston pulling on the lower arm. In its place I leave the pneumatic piston geometry visible.
5. To add the striations of the muscle tissue, add a few subdivisions to the mesh. Select the Rake brush and
turn on lazymouse by pressing the l hot key. This will help you make long, even strokes along the muscle
surface ( Figure 6-50 ).
Figure 6-49: Use ZSketch strokes to build up the volume of the forearm muscles.