+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::automaticUpdate( SMESH::SMESH_Mesh_ptr theMesh,
+ int* entities, bool* limitExceeded, int* hidden )
+{
+ SUIT_ResourceMgr* resMgr = SUIT_Session::session()->resourceMgr();
+ if ( !resMgr )
+ return false;
+
+ bool autoUpdate = resMgr->booleanValue( "SMESH", "auto_update", false );
+ long updateLimit = resMgr->integerValue( "SMESH", "update_limit", 500000 );
+ bool incrementalLimit = resMgr->booleanValue( "SMESH", "incremental_limit", false );
+
+ long requestedSize = theMesh->NbElements();
+
+ *entities = SMESH_Actor::eAllEntity;
+ *hidden = 0;
+
+ bool exceeded = updateLimit > 0 && requestedSize > updateLimit;
+
+ if ( limitExceeded ) *limitExceeded = autoUpdate && exceeded;
+
+ if ( incrementalLimit ) {
+ long nbOdElems = theMesh->Nb0DElements();
+ long nbEdges = theMesh->NbEdges();
+ long nbFaces = theMesh->NbFaces();
+ long nbVolumes = theMesh->NbVolumes();
+ long nbBalls = theMesh->NbBalls();
+ long total = 0;
+
+ if ( nbOdElems > 0 ) {
+ if ( total + nbOdElems > updateLimit ) {
+ *entities = *entities & ~SMESH_Actor::e0DElements;
+ *hidden = *hidden | SMESH_Actor::e0DElements;
+ }
+ else
+ exceeded = false;
+ }
+ total += nbOdElems;
+
+ if ( nbEdges > 0 ) {
+ if ( total + nbEdges > updateLimit ) {
+ *entities = *entities & ~SMESH_Actor::eEdges;
+ *hidden = *hidden | SMESH_Actor::eEdges;
+ }
+ else
+ exceeded = false;
+ }
+ total += nbEdges;
+
+ if ( nbFaces > 0 ) {
+ if ( total + nbFaces > updateLimit ) {
+ *entities = *entities & ~SMESH_Actor::eFaces;
+ *hidden = *hidden | SMESH_Actor::eFaces;
+ }
+ else
+ exceeded = false;
+ }
+ total += nbFaces;
+
+ if ( nbVolumes > 0 ) {
+ if ( total + nbVolumes > updateLimit ) {
+ *entities = *entities & ~SMESH_Actor::eVolumes;
+ *hidden = *hidden | SMESH_Actor::eVolumes;
+ }
+ else
+ exceeded = false;
+ }
+ total += nbVolumes;
+
+ if ( nbBalls > 0 ) {
+ if ( total + nbBalls > updateLimit ) {
+ *entities = *entities & ~SMESH_Actor::eBallElem;
+ *hidden = *hidden | SMESH_Actor::eBallElem;
+ }
+ else
+ exceeded = false;
+ }
+ total += nbBalls;
+ }
+
+ return autoUpdate && !exceeded;
+}
+