diff options
Diffstat (limited to 'source/blender/editors/mesh/bmesh_select.c')
| -rw-r--r-- | source/blender/editors/mesh/bmesh_select.c | 284 |
1 files changed, 281 insertions, 3 deletions
diff --git a/source/blender/editors/mesh/bmesh_select.c b/source/blender/editors/mesh/bmesh_select.c index bc05947aa6a..6119568c460 100644 --- a/source/blender/editors/mesh/bmesh_select.c +++ b/source/blender/editors/mesh/bmesh_select.c @@ -1165,6 +1165,11 @@ static void mouse_mesh_loop(bContext *C, short mval[2], short extend, short ring EDBM_selectmode_flush(em); // if (EM_texFaceCheck()) + /* sets as active, useful for other tools */ + if(select && em->selectmode & SCE_SELECT_EDGE) { + EDBM_store_selection(em, eed, BM_EDGE); + } + WM_event_add_notifier(C, NC_GEOM|ND_SELECT, vc.obedit); } } @@ -1300,11 +1305,10 @@ void MESH_OT_select_shortest_path(wmOperatorType *ot) RNA_def_boolean(ot->srna, "extend", 0, "Extend Select", ""); } - /* ************************************************** */ /* here actual select happens */ /* gets called via generic mouse select operator */ -void mouse_mesh(bContext *C, short mval[2], short extend) +int mouse_mesh(bContext *C, short mval[2], short extend) { ViewContext vc; BMVert *eve = NULL; @@ -1363,9 +1367,12 @@ void mouse_mesh(bContext *C, short mval[2], short extend) vc.em->mat_nr= efa->mat_nr; // BIF_preview_changed(ID_MA); } + + WM_event_add_notifier(C, NC_GEOM|ND_SELECT, vc.obedit); + return 1; } - WM_event_add_notifier(C, NC_GEOM|ND_SELECT, vc.obedit); + return 0; } static void EDBM_strip_selections(BMEditMesh *em) @@ -1775,3 +1782,274 @@ void MESH_OT_select_less(wmOperatorType *ot) /* flags */ ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO; } + +static int mesh_select_nth_exec(bContext *C, wmOperator *op) +{ + Object *obedit= CTX_data_edit_object(C); + EditMesh *em= BKE_mesh_get_editmesh(((Mesh *)obedit->data)); + int nth = RNA_int_get(op->ptr, "nth"); + + if(EM_deselect_nth(em, nth) == 0) { + BKE_report(op->reports, RPT_ERROR, "Mesh has no active vert/edge/face."); + return OPERATOR_CANCELLED; + } + + BKE_mesh_end_editmesh(obedit->data, em); + + DAG_id_flush_update(obedit->data, OB_RECALC_DATA); + WM_event_add_notifier(C, NC_GEOM|ND_DATA, obedit->data); + + return OPERATOR_FINISHED; +} + + +void MESH_OT_select_nth(wmOperatorType *ot) +{ + /* identifiers */ + ot->name= "Select Nth"; + ot->description= ""; + ot->idname= "MESH_OT_select_nth"; + + /* api callbacks */ + ot->exec= mesh_select_nth_exec; + ot->poll= ED_operator_editmesh; + + /* flags */ + ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO; + + RNA_def_int(ot->srna, "nth", 2, 2, 100, "Nth Selection", "", 1, INT_MAX); +} + +#if 0 //BMESH_TODO, select nth tool +/* not that optimal!, should be nicer with bmesh */ +static void tag_face_edges(EditFace *efa) +{ + if(efa->v4) + efa->e1->tmp.l= efa->e2->tmp.l= efa->e3->tmp.l= efa->e4->tmp.l= 1; + else + efa->e1->tmp.l= efa->e2->tmp.l= efa->e3->tmp.l= 1; +} +static int tag_face_edges_test(EditFace *efa) +{ + if(efa->v4) + return (efa->e1->tmp.l || efa->e2->tmp.l || efa->e3->tmp.l || efa->e4->tmp.l) ? 1:0; + else + return (efa->e1->tmp.l || efa->e2->tmp.l || efa->e3->tmp.l) ? 1:0; +} + +void em_deselect_nth_face(EditMesh *em, int nth, EditFace *efa_act) +{ + EditFace *efa; + EditEdge *eed; + int ok= 1; + + if(efa_act==NULL) { + return; + } + + /* to detect loose edges, we put f2 flag on 1 */ + for(eed= em->edges.first; eed; eed= eed->next) { + eed->tmp.l= 0; + } + + for (efa= em->faces.first; efa; efa= efa->next) { + efa->tmp.l = 0; + } + + efa_act->tmp.l = 1; + + while(ok) { + ok = 0; + + for (efa= em->faces.first; efa; efa= efa->next) { + if(efa->tmp.l==1) { /* initialize */ + tag_face_edges(efa); + } + + if(efa->tmp.l) + efa->tmp.l++; + } + + for (efa= em->faces.first; efa; efa= efa->next) { + if(efa->tmp.l==0 && tag_face_edges_test(efa)) { + efa->tmp.l= 1; + ok = 1; /* keep looping */ + } + } + } + + for (efa= em->faces.first; efa; efa= efa->next) { + if(efa->tmp.l > 0 && efa->tmp.l % nth) { + EM_select_face(efa, 0); + } + } + for (efa= em->faces.first; efa; efa= efa->next) { + if(efa->f & SELECT) { + EM_select_face(efa, 1); + } + } + + EM_nvertices_selected(em); + EM_nedges_selected(em); + EM_nfaces_selected(em); +} + +/* not that optimal!, should be nicer with bmesh */ +static void tag_edge_verts(EditEdge *eed) +{ + eed->v1->tmp.l= eed->v2->tmp.l= 1; +} +static int tag_edge_verts_test(EditEdge *eed) +{ + return (eed->v1->tmp.l || eed->v2->tmp.l) ? 1:0; +} + +void em_deselect_nth_edge(EditMesh *em, int nth, EditEdge *eed_act) +{ + EditEdge *eed; + EditVert *eve; + int ok= 1; + + if(eed_act==NULL) { + return; + } + + for(eve= em->verts.first; eve; eve= eve->next) { + eve->tmp.l= 0; + } + + for (eed= em->edges.first; eed; eed= eed->next) { + eed->tmp.l = 0; + } + + eed_act->tmp.l = 1; + + while(ok) { + ok = 0; + + for (eed= em->edges.first; eed; eed= eed->next) { + if(eed->tmp.l==1) { /* initialize */ + tag_edge_verts(eed); + } + + if(eed->tmp.l) + eed->tmp.l++; + } + + for (eed= em->edges.first; eed; eed= eed->next) { + if(eed->tmp.l==0 && tag_edge_verts_test(eed)) { + eed->tmp.l= 1; + ok = 1; /* keep looping */ + } + } + } + + for (eed= em->edges.first; eed; eed= eed->next) { + if(eed->tmp.l > 0 && eed->tmp.l % nth) { + EM_select_edge(eed, 0); + } + } + for (eed= em->edges.first; eed; eed= eed->next) { + if(eed->f & SELECT) { + EM_select_edge(eed, 1); + } + } + + { + /* grr, should be a function */ + EditFace *efa; + for (efa= em->faces.first; efa; efa= efa->next) { + if(efa->v4) { + if(efa->e1->f & efa->e2->f & efa->e3->f & efa->e4->f & SELECT ); + else efa->f &= ~SELECT; + } + else { + if(efa->e1->f & efa->e2->f & efa->e3->f & SELECT ); + else efa->f &= ~SELECT; + } + } + } + + EM_nvertices_selected(em); + EM_nedges_selected(em); + EM_nfaces_selected(em); +} + +void em_deselect_nth_vert(EditMesh *em, int nth, EditVert *eve_act) +{ + EditVert *eve; + EditEdge *eed; + int ok= 1; + + if(eve_act==NULL) { + return; + } + + for (eve= em->verts.first; eve; eve= eve->next) { + eve->tmp.l = 0; + } + + eve_act->tmp.l = 1; + + while(ok) { + ok = 0; + + for (eve= em->verts.first; eve; eve= eve->next) { + if(eve->tmp.l) + eve->tmp.l++; + } + + for (eed= em->edges.first; eed; eed= eed->next) { + if(eed->v1->tmp.l==2 && eed->v2->tmp.l==0) { /* initialize */ + eed->v2->tmp.l= 1; + ok = 1; /* keep looping */ + } + else if(eed->v2->tmp.l==2 && eed->v1->tmp.l==0) { /* initialize */ + eed->v1->tmp.l= 1; + ok = 1; /* keep looping */ + } + } + } + + for (eve= em->verts.first; eve; eve= eve->next) { + if(eve->tmp.l > 0 && eve->tmp.l % nth) { + eve->f &= ~SELECT; + } + } + + EM_deselect_flush(em); + + EM_nvertices_selected(em); + // EM_nedges_selected(em); // flush does these + // EM_nfaces_selected(em); // flush does these +} +#endif + +int EM_deselect_nth(EditMesh *em, int nth) +{ +#if 0 + EditSelection *ese; + ese = ((EditSelection*)em->selected.last); + if(ese) { + if(ese->type == EDITVERT) { + em_deselect_nth_vert(em, nth, (EditVert*)ese->data); + return 1; + } + + if(ese->type == EDITEDGE) { + em_deselect_nth_edge(em, nth, (EditEdge*)ese->data); + return 1; + } + } + else { + EditFace *efa_act = EM_get_actFace(em, 0); + if(efa_act) { + em_deselect_nth_face(em, nth, efa_act); + return 1; + } + } + + return 0; +#endif + return 1; +} |