Leonardo da Vinci studied different types of shade and shadow, but recommended painters not to depict cast shadows in their paintings. This explains why.
light
Explaining shade, attached and cast shadows seen in paintings. While the first two have been generally painted faithfully, cast shadows are more complicated.
Electric light on the banks of the Seine in Paris, and in the shopping centres of Berlin, herald the eternal light of today’s city centres.
From the burning brands and oil lamps of the Greeks and Romans, to the soft light of candles, then in the 19th century came gaslights.
Why do Canaletto’s gondolas not have shadows? Where did Cézanne get his shadows wrong, and why, and what colour are shadows really?
Was painting ‘invented’ by the maid of Corinth? What is ‘shadow play’, and how have painters extended it to religious works? A short history of shadows in painting.
The world looks very different now, compared with the past. This explores differences in lighting, from candlepower to the excesses seen in modern cities, and their effects on painting.
It is probably the only new feature in Sierra 10.12.4 that you’ll encounter. What does it do, and does it work?
The Eclectic Light Company 