Floor Surface:

Amount (Portion)

Smoothness  

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Pebblestones ✓

10%

40%

Dirt ✗

0%

0%

Grass 

0%

0%

Sand 

0%

0%

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​Smooth Cobblestones ✓
​Marble

50%

80%

Uneven Cobblestones ✓
​Marble

10%

40%

 Asphalt ​✓

10%

85%

Concrete ✗

0%

0%

Wood  ✓

20%

85%

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Carpet 

0%

Area Rugs

0%

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