| General category | Subclass | Characteristic gene | Parameter gene |
| Material | Color | Is it defined as black, white, and other special colors | R, G, and B values of each part | Material science | Is it defined as metal, cloth, wood, and other special materials | Transparency, IOR value, etc. |
| Model | Base | Structural complexity, datum cross-section shape | Reference cross-section size, the height of each part, specific size, turning softness, upward convergence, etc. | Lamp pole | Structural complexity, detail modeling, datum cross-section shape, turning position, and turning angle | Reference cross-section size, the height of each part, specific size, turning softness, upward convergence, etc. | Light source and lampshade | Type, cross-section shape, texture | Reference cross-section size, height, turning softness, upward convergence, etc. |
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