How to design the roof decoration of ancient buildings?

The roofs of ancient buildings in China mainly include: Eden type, inclined roof type, suspended roof type, hard roof type, pyramid roof type, _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The roof is a slope with four sides, a positive ridge and four oblique ridges. All four sides are curved surfaces, also called four tops. Double-eaved roof is the most advanced roof form in ancient architecture. Generally used in palaces, the most important halls in temples.

The rank of Xieding Mountain is second only to Di Ding Dian. It consists of one straight ridge, four vertical ridges and four ridges, so it is called Nine Ridges Hall. It is characterized in that the upper half parts on both sides of the roof suddenly stand up, forming a hanging gable. Xieding Mountain is often used as a secondary building in palaces and residential gardens.

Hanging on the top of the mountain is one of the two slopes. It is the most commonly used form of general buildings (such as residential buildings) in China, second only to Hexie. Its characteristic is that the eaves are hung over the gables, and the roof has a positive ridge and four inclined ridges, which is also called "mountain climbing" or "mountain climbing".