Gecode::Search::Config Namespace Reference
[Search engines]

Search configuration More...

Variables
const bool	clone = true
	Whether engines create a clone when being initialized.
const double	threads = 1.0
	Number of threads to use.
const unsigned int	c_d = 8
	Create a clone after every c_d commits (commit distance).
const unsigned int	a_d = 2
	Create a clone during recomputation if distance is greater than a_d (adaptive distance).
const unsigned int	steal_limit = 3
	Minimal number of open nodes for stealing.
const unsigned int	initial_delay = 5
	Initial delay in milliseconds for all but first worker thread.
const unsigned int	d_l = 5
	Default discrepancy limit for LDS.
const double	base = 1.5
	Base for geometric restart sequence.
const unsigned int	slice = 250
	Size of a slice in a portfolio and scale factor for restarts(in number of failures).
const unsigned int	nogoods_limit = 128
	Depth limit for no-good generation during search.
const unsigned int	cpprofiler_port = 6565U
	Default port for CPProfiler.

---

Detailed Description

Search configuration

---

Variable Documentation

const bool Gecode::Search::Config::clone = true

Whether engines create a clone when being initialized.

Definition at line 106 of file search.hh.

const double Gecode::Search::Config::threads = 1.0

Number of threads to use.

Definition at line 108 of file search.hh.

const unsigned int Gecode::Search::Config::c_d = 8

Create a clone after every c_d commits (commit distance).

Definition at line 111 of file search.hh.

const unsigned int Gecode::Search::Config::a_d = 2

Create a clone during recomputation if distance is greater than a_d (adaptive distance).

Definition at line 113 of file search.hh.

const unsigned int Gecode::Search::Config::steal_limit = 3

Minimal number of open nodes for stealing.

Definition at line 116 of file search.hh.

const unsigned int Gecode::Search::Config::initial_delay = 5

Initial delay in milliseconds for all but first worker thread.

Definition at line 118 of file search.hh.

const unsigned int Gecode::Search::Config::d_l = 5

Default discrepancy limit for LDS.

Definition at line 121 of file search.hh.

const double Gecode::Search::Config::base = 1.5

Base for geometric restart sequence.

Definition at line 124 of file search.hh.

const unsigned int Gecode::Search::Config::slice = 250

Size of a slice in a portfolio and scale factor for restarts(in number of failures).

Definition at line 126 of file search.hh.

const unsigned int Gecode::Search::Config::nogoods_limit = 128

Depth limit for no-good generation during search.

Definition at line 129 of file search.hh.

const unsigned int Gecode::Search::Config::cpprofiler_port = 6565U

Default port for CPProfiler.

Definition at line 132 of file search.hh.