In painting, triangles, lines, or circles determine main-object positions {composition, art}. For example, Christian altarpieces use triangle, to suggest the Holy Trinity.
locations
People or objects can be at center. People or objects can be in groups, be in isolation, or oppose each other. Objects can be at different depths.
viewpoint
Perspective has observation points.
number
Numbers of people and objects can balance or not.
movement
Object angles and contours can suggest motion or stillness.
mood
Line shapes and lengths can suggest mood, such as calm, energy, or tension. For example, smooth curves flowing into each other suggest calmness. Straight lines interrupting each other at angles suggest tension.
lighting
Painting uses light from above or side, with different brightness and color contrast.
surface
Painting has thin or thick surface.
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Date Modified: 2022.0224