|Point||P||Point to find on which side of the surface it is located||Point|
|Surface||S||Surface to determine on which side the point is located||Surface|
|Side||S||Side of surface on which the point was found (-1=Back, 0=On Surface, 1=Front)||Integer|
|Front||F||Boolean indicating whether the point is to the front of the surface (also true if point is on surface)||Boolean|
|Back||B||Boolean indicating whether the point is to the back of the surface (also true if point is on surface)||Boolean|
|Distance||D||Distance between the point and surface (Negative distance = Back of Surface, Positive distance = Front of Surface)||Number|
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