void bmo_triangulate_exec(BMesh *bm, BMOperator *op) { const int quad_method = BMO_slot_int_get(op->slots_in, "quad_method"); const int ngon_method = BMO_slot_int_get(op->slots_in, "ngon_method"); BMOpSlot *slot_facemap_out = BMO_slot_get(op->slots_out, "face_map.out"); BM_mesh_elem_hflag_disable_all(bm, BM_FACE | BM_EDGE, BM_ELEM_TAG, false); BMO_slot_buffer_hflag_enable(bm, op->slots_in, "faces", BM_FACE, BM_ELEM_TAG, false); BM_mesh_triangulate(bm, quad_method, ngon_method, true, op, slot_facemap_out); BMO_slot_buffer_from_enabled_hflag(bm, op, op->slots_out, "edges.out", BM_EDGE, BM_ELEM_TAG); BMO_slot_buffer_from_enabled_hflag(bm, op, op->slots_out, "faces.out", BM_FACE, BM_ELEM_TAG); }
/* keep this operator fast, its used in a modifier */ void bmo_split_edges_exec(BMesh *bm, BMOperator *op) { const bool use_verts = BMO_slot_bool_get(op->slots_in, "use_verts"); BM_mesh_elem_hflag_disable_all(bm, BM_EDGE, BM_ELEM_TAG, false); BMO_slot_buffer_hflag_enable(bm, op->slots_in, "edges", BM_EDGE, BM_ELEM_TAG, false); if (use_verts) { /* this slows down the operation but its ok because the modifier doesn't use */ BMO_slot_buffer_hflag_enable(bm, op->slots_in, "verts", BM_VERT, BM_ELEM_TAG, false); } /* this is where everything happens */ BM_mesh_edgesplit(bm, use_verts, true, false); BMO_slot_buffer_from_enabled_hflag(bm, op, op->slots_out, "edges.out", BM_EDGE, BM_ELEM_TAG); }
static int knifeproject_exec(bContext *C, wmOperator *op) { ARegion *ar = CTX_wm_region(C); Scene *scene = CTX_data_scene(C); Object *obedit = CTX_data_edit_object(C); BMEditMesh *em = BKE_editmesh_from_object(obedit); const bool cut_through = RNA_boolean_get(op->ptr, "cut_through"); LinkNode *polys = NULL; CTX_DATA_BEGIN (C, Object *, ob, selected_objects) { if (ob != obedit) { polys = knifeproject_poly_from_object(ar, scene, ob, polys); } } CTX_DATA_END; if (polys) { EDBM_mesh_knife(C, polys, true, cut_through); /* select only tagged faces */ BM_mesh_elem_hflag_disable_all(em->bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_SELECT, false); /* not essential, but switch out of vertex mode since the * selected regions wont be nicely isolated after flushing. * note: call after de-select to avoid selection flushing */ EDBM_selectmode_disable(scene, em, SCE_SELECT_VERTEX, SCE_SELECT_EDGE); BM_mesh_elem_hflag_enable_test(em->bm, BM_FACE, BM_ELEM_SELECT, true, false, BM_ELEM_TAG); BM_mesh_select_mode_flush(em->bm); BLI_linklist_freeN(polys); return OPERATOR_FINISHED; } else { BKE_report(op->reports, RPT_ERROR, "No other selected objects found to use for projection"); return OPERATOR_CANCELLED; } }
bool EDBM_op_call_and_selectf( BMEditMesh *em, wmOperator *op, const char *select_slot_out, const bool select_extend, const char *fmt, ...) { BMOpSlot *slot_select_out; BMesh *bm = em->bm; BMOperator bmop; va_list list; char hflag; va_start(list, fmt); if (!BMO_op_vinitf(bm, &bmop, BMO_FLAG_DEFAULTS, fmt, list)) { BKE_reportf(op->reports, RPT_ERROR, "Parse error in %s", __func__); va_end(list); return false; } if (!em->emcopy) { em->emcopy = BKE_editmesh_copy(em); } em->emcopyusers++; BMO_op_exec(bm, &bmop); slot_select_out = BMO_slot_get(bmop.slots_out, select_slot_out); hflag = slot_select_out->slot_subtype.elem & BM_ALL_NOLOOP; BLI_assert(hflag != 0); if (select_extend == false) { BM_mesh_elem_hflag_disable_all(em->bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_SELECT, false); } BMO_slot_buffer_hflag_enable(em->bm, bmop.slots_out, select_slot_out, hflag, BM_ELEM_SELECT, true); va_end(list); return EDBM_op_finish(em, &bmop, op, true); }