Chiaroscuro modelling
The more technical use of the term chiaroscuro is the effect of light modelling in painting, drawing, or printmaking, where three-dimensional volume is suggested by the value gradation of colour and the analytical division of light and shadow shapes—often called "shading". The invention of these effects in the West, "skiagraphia" or "shadow-painting" to the Ancient Greeks, traditionally was ascribed to the famous Athenian painter of the fifth century BC, Apollodoros. Although virtually no Ancient Greek painting survives, their understanding of the effect of light modelling still may be seen in the late-fourth-century