primitiveDescriptions[0] = std::make_shared(MeshDesc( { uvector3{2629.82969004962, 6801.21455575771, 49030.00000000000}, uvector3{ 2869.82968877607, 6801.18983125328, 49030.00000000000}, uvector3{ 2869.82968877607, 6801.18983125328, 52180.00000000000}, uvector3{ 2629.82969004962, 6801.21455575771, 52180.00000000000}, uvector3{ 2870.01294237553, 8580.02684557581, 49030.00000000000}, uvector3{ 2629.98821659743, 8340.02684557581, 49030.00000000000}, uvector3{ 1939.99863941572, 8340.02684557581, 49030.00000000000}, uvector3{ 1939.99863941572, 8580.02684557581, 49030.00000000000}, uvector3{ 2629.98821659743, 8340.02684557581, 52180.00000000000}, uvector3{ 1939.99863941572, 8340.02684557581, 52180.00000000000}, uvector3{ 2870.01294237553, 8580.02684557581, 52180.00000000000}, uvector3{ 1939.99863941572, 8580.02684557581, 52180.00000000000} }, {0,1,2,3,4,1,0,5,6,7,6,5,8,9,5,0,3,8,8,3,2,10,11,9,1,4,10,2,4,7,11,10,7,6,9,11 }, {uvector2i{0, 4}, uvector2i{4, 6}, uvector2i{10, 4}, uvector2i{14, 4}, uvector2i{18, 6}, uvector2i{24, 4}, uvector2i{28, 4}, uvector2i{32, 4}} ));