\brief The arc goes up from the node. Gives back the arc goes up from the node. If there is not outgoing arc then it gives back INVALID.

See "The Point in Polygon Problem for Arbitrary Polygons" by Hormann & Agathos http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.88.5498&rep=re

Compute the `"hat"` potential energy (phi). `"hat"` follows the notation in `elfPlace` paper and means the relative values compared with i

Add a ClockMaskSet in the pool, return true if success, return false if it exists in the pool already

@brief add a model

\brief Add a new node to the digraph. This function adds a new node to the digraph.

\brief Returns the cost of the arborescence. Returns the cost of the arborescence.

\brief Returns \c true if the given residual arc is a backward arc. Returns \c true if the given residual arc has the opposite orientation than the o

@brief begin iterator for the data array

Give back the bottom left corner of the box. If the box is empty, then the return value is not defined.

cancel_wait cancels effects of the previous prepare_wait call.

Clear the problem

\brief Return the color index of the node This function returns the color index of the given node. The value is in the range \c [0..4] or \c [0..5] a

--------------------------------------------------------------- @brief returns longest common prefix of all flags */

\brief Contract two nodes. This function contracts the given two nodes. Node \c b is removed, but instead of deleting its incident edges, they are jo

@brief queries the maximum threads per block on a device */

\brief Return the mean cost of the found cycle. This function returns the mean cost of the found cycle. \note <tt>alg.cycleMean()</tt> is just a sho

\brief Return the number of arcs on the found cycle. This function returns the number of arcs on the found cycle. \pre \ref run() or \ref findCycleM

\brief Called when an arc reaches a new node. This function is called when the BFS finds an arc whose target node is not reached yet.

@brief Dump placement data

\brief The edge with the given ID. Returns the edge with the given ID. \pre The argument should be a valid edge ID in the graph.

\brief Number of edges.

Function: empty

\param c is the column to be deleted

\brief Notifies all the registed observers about an item erased from the container. It notifies all the registed observers about an item erased from

\brief Erase a node from the graph. This function erases the given node from the graph and all edges connected to the node.

@brief evaluate metrics @param placedb placement database @param ops a list of ops @param var variables

\brief Called when an arc is examined but its target node is already discovered. This function is called when an arc is examined but its target node

Set the file name

\brief Find a minimum mean directed cycle. This function finds a directed cycle of minimum mean cost in the digraph using the data computed by findCy

Compute potential, field, energy given density map; The energy here is actually total potential