22#ifndef _CONNECTION_GRAPH_H
23#define _CONNECTION_GRAPH_H
206 std::unordered_map< std::shared_ptr<SCH_CONNECTION>,
214 std::unordered_map< std::shared_ptr<SCH_CONNECTION>,
257 const std::size_t prime = 19937;
265typedef std::unordered_map<NET_NAME_CODE_CACHE_KEY, std::vector<CONNECTION_SUBGRAPH*>>
NET_MAP;
300 std::function<
void(
SCH_ITEM* )>* aChangedItemHandler =
nullptr );
308 std::shared_ptr<BUS_ALIAS>
GetBusAlias(
const wxString& aName );
385 const std::vector<SCH_ITEM*>& aItemList );
601 std::map< std::pair<SCH_SHEET_PATH, wxString>,
Calculates the connectivity of a schematic and generates netlists.
int RunERC()
Runs electrical rule checks on the connectivity graph.
void SetSchematic(SCHEMATIC *aSchematic)
bool ercCheckBusToBusConflicts(const CONNECTION_SUBGRAPH *aSubgraph)
Checks one subgraph for conflicting connections between two bus items.
void processSubGraphs()
Process all subgraphs to assign netcodes and merge subgraphs based on labels.
bool ercCheckNetclassConflicts(const std::vector< CONNECTION_SUBGRAPH * > &subgraphs)
bool ercCheckLabels(const CONNECTION_SUBGRAPH *aSubgraph)
Checks one subgraph for proper connection of labels.
void collectAllDriverValues()
Maps the driver values for each subgraph.
CONNECTION_SUBGRAPH * FindSubgraphByName(const wxString &aNetName, const SCH_SHEET_PATH &aPath)
Returns the subgraph for a given net name on a given sheet.
void recacheSubgraphName(CONNECTION_SUBGRAPH *aSubgraph, const wxString &aOldName)
const NET_MAP & GetNetMap() const
static SCH_CONNECTION * matchBusMember(SCH_CONNECTION *aBusConnection, SCH_CONNECTION *aSearch)
Search for a matching bus member inside a bus connection.
std::unordered_map< wxString, std::shared_ptr< BUS_ALIAS > > m_bus_alias_cache
SCHEMATIC * m_schematic
The schematic this graph represents.
std::unordered_map< SCH_SHEET_PATH, std::vector< CONNECTION_SUBGRAPH * > > m_sheet_to_subgraphs_map
CONNECTION_SUBGRAPH * FindFirstSubgraphByName(const wxString &aNetName)
Retrieves a subgraph for the given net name, if one exists.
void propagateToNeighbors(CONNECTION_SUBGRAPH *aSubgraph, bool aForce)
Updates all neighbors of a subgraph with this one's connectivity info.
void buildItemSubGraphs()
Generates individual item subgraphs on a per-sheet basis.
bool ercCheckMultipleDrivers(const CONNECTION_SUBGRAPH *aSubgraph)
If the subgraph has multiple drivers of equal priority that are graphically connected,...
CONNECTION_SUBGRAPH * GetSubgraphForItem(SCH_ITEM *aItem)
SCH_SHEET_LIST m_sheetList
std::unordered_map< wxString, int > m_net_name_to_code_map
void buildConnectionGraph(std::function< void(SCH_ITEM *)> *aChangedItemHandler)
Generates the connection graph (after all item connectivity has been updated)
int ercCheckHierSheets()
Checks that a hierarchical sheet has at least one matching label inside the sheet for each port on th...
bool ercCheckBusToNetConflicts(const CONNECTION_SUBGRAPH *aSubgraph)
Checks one subgraph for conflicting connections between net and bus labels.
std::shared_ptr< SCH_CONNECTION > getDefaultConnection(SCH_ITEM *aItem, CONNECTION_SUBGRAPH *aSubgraph)
Builds a new default connection for the given item based on its properties.
std::vector< const CONNECTION_SUBGRAPH * > GetBusesNeedingMigration()
Determines which subgraphs have more than one conflicting bus label.
int assignNewNetCode(SCH_CONNECTION &aConnection)
Helper to assign a new net code to a connection.
std::map< std::pair< SCH_SHEET_PATH, wxString >, std::vector< const CONNECTION_SUBGRAPH * > > m_local_label_cache
std::vector< std::pair< SCH_SHEET_PATH, SCH_PIN * > > m_invisible_power_pins
void generateInvisiblePinSubGraphs()
Iterate through the invisible power pins to collect the global labels as drivers.
void assignNetCodesToBus(SCH_CONNECTION *aConnection)
Ensures all members of the bus connection have a valid net code assigned.
std::unordered_map< wxString, int > m_bus_name_to_code_map
std::unordered_map< wxString, std::vector< const CONNECTION_SUBGRAPH * > > m_global_label_cache
std::vector< CONNECTION_SUBGRAPH * > m_subgraphs
CONNECTION_GRAPH(SCHEMATIC *aSchematic=nullptr)
bool ercCheckNoConnects(const CONNECTION_SUBGRAPH *aSubgraph)
Checks one subgraph for proper presence or absence of no-connect symbols.
size_t hasPins(const CONNECTION_SUBGRAPH *aLocSubgraph)
Get the number of pins in a given subgraph.
std::vector< SCH_ITEM * > m_items
std::unordered_map< wxString, std::vector< CONNECTION_SUBGRAPH * > > m_net_name_to_subgraphs_map
std::shared_ptr< BUS_ALIAS > GetBusAlias(const wxString &aName)
Returns a bus alias pointer for the given name if it exists (from cache)
std::unordered_map< SCH_ITEM *, CONNECTION_SUBGRAPH * > m_item_to_subgraph_map
wxString GetResolvedSubgraphName(const CONNECTION_SUBGRAPH *aSubGraph) const
Returns the fully-resolved netname for a given subgraph.
bool ercCheckBusToBusEntryConflicts(const CONNECTION_SUBGRAPH *aSubgraph)
Checks one subgraph for conflicting bus entry to bus connections.
std::vector< CONNECTION_SUBGRAPH * > m_driver_subgraphs
NET_MAP m_net_code_to_subgraphs_map
bool ercCheckFloatingWires(const CONNECTION_SUBGRAPH *aSubgraph)
Checks one subgraph for floating wires.
void resolveAllDrivers()
Finds all subgraphs in the connection graph and calls ResolveDrivers() in parallel.
void updateItemConnectivity(const SCH_SHEET_PATH &aSheet, const std::vector< SCH_ITEM * > &aItemList)
Updates the graphical connectivity between items (i.e.
void Recalculate(const SCH_SHEET_LIST &aSheetList, bool aUnconditional=false, std::function< void(SCH_ITEM *)> *aChangedItemHandler=nullptr)
Updates the connection graph for the given list of sheets.
A subgraph is a set of items that are electrically connected on a single sheet.
wxString driverName(SCH_ITEM *aItem) const
PRIORITY GetDriverPriority()
bool m_strong_driver
True if the driver is "strong": a label or power object.
std::vector< SCH_ITEM * > m_items
SCH_ITEM * m_no_connect
No-connect item in graph, if any.
std::vector< SCH_ITEM * > m_drivers
SCH_ITEM * m_bus_entry
Bus entry in graph, if any.
void UpdateItemConnections()
Updates all items to match the driver connection.
const wxString GetNetclassForDriver(SCH_ITEM *aItem) const
std::unordered_map< std::shared_ptr< SCH_CONNECTION >, std::unordered_set< CONNECTION_SUBGRAPH * > > m_bus_neighbors
If a subgraph is a bus, this map contains links between the bus members and any local sheet neighbors...
CONNECTION_GRAPH * m_graph
std::unordered_map< SCH_ITEM *, wxString > m_driver_name_cache
A cache of escaped netnames from schematic items.
const wxString & GetNameForDriver(SCH_ITEM *aItem) const
Returns the candidate net name for a driver.
wxString GetNetName() const
Returns the fully-qualified net name for this subgraph (if one exists)
bool m_multiple_drivers
True if this subgraph contains more than one driver that should be shorted together in the netlist.
bool ResolveDrivers(bool aCheckMultipleDrivers=false)
Determines which potential driver should drive the subgraph.
SCH_ITEM * m_first_driver
Stores the primary driver for the multiple drivers ERC check.
bool m_absorbed
True if this subgraph has been absorbed into another. No pointers here are safe if so!
SCH_CONNECTION * m_driver_connection
Cache for driver connection.
CONNECTION_SUBGRAPH * m_absorbed_by
If this subgraph is absorbed, points to the absorbing (and valid) subgraph.
void AddItem(SCH_ITEM *aItem)
Adds a new item to the subgraph.
std::vector< SCH_ITEM * > GetBusLabels() const
Returns all the bus labels attached to this subgraph (if any)
void Absorb(CONNECTION_SUBGRAPH *aOther)
Combines another subgraph on the same sheet into this one.
std::unordered_map< std::shared_ptr< SCH_CONNECTION >, std::unordered_set< CONNECTION_SUBGRAPH * > > m_bus_parents
If this is a net, this vector contains links to any same-sheet buses that contain it.
CONNECTION_SUBGRAPH(CONNECTION_GRAPH *aGraph)
std::vector< SCH_HIERLABEL * > m_hier_ports
std::vector< SCH_SHEET_PIN * > m_hier_pins
~CONNECTION_SUBGRAPH()=default
CONNECTION_SUBGRAPH * m_hier_parent
SCH_ITEM * m_second_driver
Used for multiple drivers ERC message; stores the second possible driver (or nullptr)
bool m_local_driver
True if the driver is a local (i.e. non-global) type.
Holds all the data relating to one schematic.
Each graphical item can have a SCH_CONNECTION describing its logical connection (to a bus or net).
Schematic editor (Eeschema) main window.
Base class for any item which can be embedded within the SCHEMATIC container class,...
A container for handling SCH_SHEET_PATH objects in a flattened hierarchy.
Handle access to a stack of flattened SCH_SHEET objects by way of a path for creating a flattened sch...
Define a sheet pin (label) used in sheets to create hierarchical schematics.
std::unordered_map< NET_NAME_CODE_CACHE_KEY, std::vector< CONNECTION_SUBGRAPH * > > NET_MAP
Associates a NET_CODE_NAME with all the subgraphs in that net.
bool operator==(const NET_NAME_CODE_CACHE_KEY &other) const
std::size_t operator()(const NET_NAME_CODE_CACHE_KEY &k) const