Offset Vacuum Base ======================= This issue prompted a review of geometry handling in :doc:`/graphics/ggeoview/geometry_review` .. image:: //env/graphics/ggeoview/issues/offset_bottom/dpib.png :width: 900px :align: center Live created PmtInBox features the offset bottom very clearly :: ggv-;ggv-pmt-test --tracer .. image:: //env/graphics/ggeoview/issues/offset_bottom/pmttest-slice-offset.png :width: 900px :align: center G4DAE export with cfg4-dpib loaded back in via geocache DOES NOT SHOW THE OFFSET ?:: ggv --dpib --tracer .. image:: //env/graphics/ggeoview/issues/offset_bottom/dpib-sliced-not-offset.png :width: 900px :align: center Plotting mesh vertices together with analytic shapes. Standard geocache exhibits the issue: .. image:: //env/graphics/ggeoview/issues/offset_bottom/analytic_vs_triangulated_standard_vacuum_offset.png :width: 900px :align: center Using a recent G4DAE(g4d-) export doesnt have the issue, here DPIB_ALL: .. image:: //env/graphics/ggeoview/issues/offset_bottom/analytic_vs_triangulated_dpib_all.png :width: 900px :align: center