Sender: SCUdawn Butterfly is coming, message area: ASCIIart Title: Re: Another question: how to express three-dimensionality with lines Sending station: BBS Shuimu Tsinghua Station Fri Nov 1 22:50:39 2002, forwarded I think lines can create the effect of light as long as they match light and dark. Only by matching the background can the three-dimensional effect be realized, such as the one of a certain prawn The diamond shape next to the paper crane is achieved by matching it with the white background. The three-dimensional effect is difficult to achieve with a single black background. Haha, I'm sorry, I forgot the name of that prawn :PPP Ashamed mentioned in flubber's masterpiece: : Lines represent the outline of an object : It is a congenital defect for expressing three-dimensionality : If you have to highlight three-dimensional features : You can use high-brightness and low-brightness colors to suggest : for example : : : But in fact, the advantage of line drawing lies in the shape : There is no need to make it the same as the color block painting