struct PK_TOPOL_eval_mass_props_o_s { int o_t_version; --- version number of option structure PK_mass_t mass; --- required mass properties --- (PK_mass_m_of_i_c) PK_mass_periphery_t periphery; --- periphery required --- (PK_mass_periphery_yes_c) PK_mass_bound_t bound; --- bounds on results required --- (PK_mass_bound_no_c) PK_LOGICAL_t single; --- whether to treat topols as --- single solid (PK_LOGICAL_false) PK_LOGICAL_t use_facets; --- whether to use alternative facetted --- method (PK_LOGICAL_false) double facet_tol; --- chordal tolerance to use for facets --- 0.0 requests the internal default }; typedef struct PK_TOPOL_eval_mass_props_o_s PK_TOPOL_eval_mass_props_o_t; Holds optional controls for evaluating the mass properties of a given set of topological entities. The option structure defines options applicable to evaluating the mass properties of a given set of topological entities.