Understanding these zones is the first step toward creating realistic dimensions. Essential Shading Techniques
: Explain that "value" is the relative darkness or lightness of a color. It is the primary tool for creating the illusion of three-dimensional form on a flat surface. Creating a Value Scale drawing dimension - shading techniques pdf
This is the darkest part of the shadow on the object itself. It falls on the side opposite the light source, just beyond the terminator. The core shadow is vital because it creates the illusion of turning form. Understanding these zones is the first step toward