Returns or changes the hardness of a spot light. Spotlight hardness controls the fully illuminated region.
Rhino.SpotLightHardness (strObject [, dblHardness])
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strObject |
Required. String. The light object's identifier. |
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dblHardness |
Optional. Number. The new hardness value. A spot light's hardness values ranges from 0.0 to 1.0. If omitted, the current hardness value is returned. |
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Number |
If dblHardness is not specified, then the current hardness value if successful. |
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Number |
If dblHardness is specified, then the previous hardness value if successful. |
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Null |
If not successful, or on error. |
Const rhObjectLight = 256
Dim strObject
strObject = Rhino.GetObject("Select a light", rhObjectLight)
If Not IsNull(strObject) Then
Rhino.SpotLightHardness strObject, 0.75
End If