The value of the Shape at each point in space is the distance to the surface. The distance is negative if the point is inside the solid. For Shape specializations that cannot compute the distance to the surface, the value will be 1.0 outside and -1.0 inside the solid.
Member Function Documentation
void sc::Shape::compute
(
)
[virtual]
Recompute at least the results that have compute true and are not already computed.