INFO: working with triangle: 15192 INFO: 15192 not visible INFO: working with triangle: 16375 INFO: 16375 not visible INFO: working with triangle: 605097 INFO: 605097 not visible INFO: working with triangle: 622585 INFO: 622585 not visible INFO: working with triangle: 2152225 INFO: 2152225 not visible INFO: working with triangle: 2152226 INFO: 2152226 not visible INFO: working with triangle: 2201540 INFO: 2201540 not visible INFO: working with triangle: 2512575 INFO: 2512575 not visible INFO: working with triangle: 2512576 INFO: 2512576 not visible INFO: working with triangle: 2512577 INFO: 2512577 not visible INFO: working with triangle: 2512587 INFO: 2512587 not visible INFO: working with triangle: 2512588 INFO: 2512588 not visible INFO: working with triangle: 2512604 INFO: 2512604 not visible INFO: working with triangle: 2512644 INFO: 2512644 not visible INFO: working with triangle: 2512645 INFO: 2512645 not visible INFO: working with triangle: 2999035 INFO: 2999035 not visible INFO: working with triangle: 3003276 INFO: 3003276 not visible INFO: working with triangle: 3003535 INFO: 3003535 not visible INFO: working with triangle: 3004323 INFO: 3004323 not visible INFO: working with triangle: 3004839 INFO: 3004839 not visible INFO: the most visible triangle: 4294967295; 0% visible INFO: the most clearly visible triangle: 4294967295; z difference: 0