Martin Sluka wrote: >> At 23:50 +0000 7.1.2005, Wookey wrote: >> ******************************************* >> > >>>>However in the example shown above, the overlying,overlapping rock,does >>>>not obscure the one below. So - how do I get the effect Martin S had - >>>> what >>>>are the rules? > >> >> There is no rule for it - I just drew blocks and checked if the small >> yellow tick is outside of block. This tick indicates allways the >> "free space" - inside the passage, inside of chimney or pit, higher >> part of overhang or ceiling step, lower part of floor step or >> conture, outside of block.
In this case line orientation doesn't matter -- iff the line is closed, the rock is filled and hides everything below. Martin
