First, hand painting: traditional sketch, sketch.

Second, hand painting: cover color: gouache, oil painting

Third, hand-painted: non-covered colors: watercolor, Chinese painting

Fourth, hand painting: design sketch, sketch.

Traditional sketch takes structure, light and shadow as painting means, and the painting objects are mostly portraits, busts, plaster heads, geometric bodies and so on. Traditional sketch takes lines with some light and shadow as the drawing method, and sketching objects, figures and scenery is the main method.

Extended data:

Design sketch and sketch in art painting are generally a painting method needed by fashion design, jewelry design, industrial design, architectural design and interior design.

This painting method needs a good foundation of traditional sketch, especially structure sketch. There are many kinds of painting materials used. For example: marker, stylus, watercolor, oily colored lead, water-soluble colored lead, etc.

Covering an uncovered painting means that the second color cannot cover the first color. Watercolor painting belongs to the color of non-covering painting. This painting method must first draw a bright color or keep a bright color, and finally draw a dark color. If the bright part of watercolor painting is not well mastered, it is recommended to use white liquid.