Object *bc_add_object(Scene *scene, int type, const char *name) { Object *ob = add_only_object(type, name); ob->data= add_obdata_from_type(type); ob->lay= scene->lay; ob->recalc |= OB_RECALC_OB|OB_RECALC_DATA|OB_RECALC_TIME; scene_select_base(scene, scene_add_base(scene, ob)); return ob; }
static Object* createRepresentation(bContext *C, struct recast_polyMesh *pmesh, struct recast_polyMeshDetail *dmesh, Base* base) { float co[3], rot[3]; EditMesh *em; int i,j, k; unsigned short* v; int face[3]; Scene *scene= CTX_data_scene(C); Object* obedit; int createob= base==NULL; int nverts, nmeshes, nvp; unsigned short *verts, *polys; unsigned int *meshes; float bmin[3], cs, ch, *dverts; unsigned char *tris; zero_v3(co); zero_v3(rot); if(createob) { /* create new object */ obedit= ED_object_add_type(C, OB_MESH, co, rot, FALSE, 1); } else { obedit= base->object; scene_select_base(scene, base); copy_v3_v3(obedit->loc, co); copy_v3_v3(obedit->rot, rot); } ED_object_enter_editmode(C, EM_DO_UNDO|EM_IGNORE_LAYER); em= BKE_mesh_get_editmesh(((Mesh *)obedit->data)); if(!createob) { /* clear */ if(em->verts.first) free_vertlist(em, &em->verts); if(em->edges.first) free_edgelist(em, &em->edges); if(em->faces.first) free_facelist(em, &em->faces); if(em->selected.first) BLI_freelistN(&(em->selected)); } /* create verts for polygon mesh */ verts= recast_polyMeshGetVerts(pmesh, &nverts); recast_polyMeshGetBoundbox(pmesh, bmin, NULL); recast_polyMeshGetCell(pmesh, &cs, &ch); for(i= 0; i<nverts; i++) { v= &verts[3*i]; co[0]= bmin[0] + v[0]*cs; co[1]= bmin[1] + v[1]*ch; co[2]= bmin[2] + v[2]*cs; SWAP(float, co[1], co[2]); addvertlist(em, co, NULL); } /* create custom data layer to save polygon idx */ CustomData_add_layer_named(&em->fdata, CD_RECAST, CD_CALLOC, NULL, 0, "createRepresentation recastData"); /* create verts and faces for detailed mesh */ meshes= recast_polyMeshDetailGetMeshes(dmesh, &nmeshes); polys= recast_polyMeshGetPolys(pmesh, NULL, &nvp); dverts= recast_polyMeshDetailGetVerts(dmesh, NULL); tris= recast_polyMeshDetailGetTris(dmesh, NULL); for(i= 0; i<nmeshes; i++) { int uniquevbase= em->totvert; unsigned int vbase= meshes[4*i+0]; unsigned short ndv= meshes[4*i+1]; unsigned short tribase= meshes[4*i+2]; unsigned short trinum= meshes[4*i+3]; const unsigned short* p= &polys[i*nvp*2]; int nv= 0; for(j= 0; j < nvp; ++j) { if(p[j]==0xffff) break; nv++; } /* create unique verts */ for(j= nv; j<ndv; j++) { copy_v3_v3(co, &dverts[3*(vbase + j)]); SWAP(float, co[1], co[2]); addvertlist(em, co, NULL); } EM_init_index_arrays(em, 1, 0, 0); /* create faces */ for(j= 0; j<trinum; j++) { unsigned char* tri= &tris[4*(tribase+j)]; EditFace* newFace; int* polygonIdx; for(k= 0; k<3; k++) { if(tri[k]<nv) face[k]= p[tri[k]]; /* shared vertex */ else face[k]= uniquevbase+tri[k]-nv; /* unique vertex */ } newFace= addfacelist(em, EM_get_vert_for_index(face[0]), EM_get_vert_for_index(face[2]), EM_get_vert_for_index(face[1]), NULL, NULL, NULL); /* set navigation polygon idx to the custom layer */ polygonIdx= (int*)CustomData_em_get(&em->fdata, newFace->data, CD_RECAST); *polygonIdx= i+1; /* add 1 to avoid zero idx */ } EM_free_index_arrays(); } recast_destroyPolyMesh(pmesh); recast_destroyPolyMeshDetail(dmesh); BKE_mesh_end_editmesh((Mesh*)obedit->data, em); DAG_id_tag_update((ID*)obedit->data, OB_RECALC_DATA); WM_event_add_notifier(C, NC_GEOM|ND_DATA, obedit->data); ED_object_exit_editmode(C, EM_FREEDATA); WM_event_add_notifier(C, NC_OBJECT|ND_DRAW, obedit); if(createob) { obedit->gameflag&= ~OB_COLLISION; obedit->gameflag|= OB_NAVMESH; obedit->body_type= OB_BODY_TYPE_NAVMESH; rename_id((ID *)obedit, "Navmesh"); } BKE_mesh_ensure_navmesh(obedit->data); return obedit; }