Jip J. Dekker
1d9faf38de
git-subtree-dir: software/gecode git-subtree-split: 313e87646da4fc2752a70e83df16d993121a8e40
133 lines
4.1 KiB
C++
133 lines
4.1 KiB
C++
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2016
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include <iomanip>
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#include <gecode/set.hh>
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namespace Gecode {
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StdSetTracer::StdSetTracer(std::ostream& os0)
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: os(os0) {}
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void
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StdSetTracer::init(const Space&, const SetTraceRecorder& t) {
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os << "trace<Set>::init(id:" << t.id();
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if (t.group().in())
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os << ",g:" << t.group().id();
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os << ") slack: 100.00% (" << t.slack().initial() << " values)"
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<< std::endl;
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}
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void
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StdSetTracer::prune(const Space&, const SetTraceRecorder& t,
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const ViewTraceInfo& vti, int i, SetTraceDelta& d) {
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os << "trace<Set>::prune(id:" << t.id();
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if (t.group().in())
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os << ",g:" << t.group().id();
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os << "): [" << i << "] = " << t[i] << " + {";
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{
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SetTraceDelta::Glb glb(d.glb());
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if (glb()) {
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os << glb.min() << ".." << glb.max();
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++glb;
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while (glb()) {
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os << "," << glb.min() << ".." << glb.max();
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++glb;
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}
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}
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}
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os << "} - {";
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{
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SetTraceDelta::Lub lub(d.lub());
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if (lub()) {
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os << lub.min() << ".." << lub.max();
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++lub;
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while (lub()) {
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os << "," << lub.min() << ".." << lub.max();
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++lub;
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}
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}
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}
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os << "} by " << vti << std::endl;
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}
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void
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StdSetTracer::fix(const Space&, const SetTraceRecorder& t) {
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os << "trace<Set>::fix(id:" << t.id();
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if (t.group().in())
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os << ",g:" << t.group().id();
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os << ") slack: ";
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double sl_i = static_cast<double>(t.slack().initial());
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double sl_p = static_cast<double>(t.slack().previous());
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double sl_c = static_cast<double>(t.slack().current());
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double p_c = 100.0 * (sl_c / sl_i);
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double p_d = 100.0 * (sl_p / sl_i) - p_c;
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os << std::showpoint << std::setprecision(4)
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<< p_c << "% - "
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<< std::showpoint << std::setprecision(4)
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<< p_d << '%'
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<< std::endl;
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}
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void
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StdSetTracer::fail(const Space&, const SetTraceRecorder& t) {
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os << "trace<Set>::fail(id:" << t.id();
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if (t.group().in())
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os << ",g:" << t.group().id();
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os << ") slack: ";
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double sl_i = static_cast<double>(t.slack().initial());
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double sl_p = static_cast<double>(t.slack().previous());
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double sl_c = static_cast<double>(t.slack().current());
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double p_c = 100.0 * (sl_c / sl_i);
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double p_d = 100.0 * (sl_p / sl_i) - p_c;
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os << std::showpoint << std::setprecision(4)
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<< p_c << "% - "
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<< std::showpoint << std::setprecision(4)
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<< p_d << '%'
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<< std::endl;
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}
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void
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StdSetTracer::done(const Space&, const SetTraceRecorder& t) {
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os << "trace<Set>::done(id:" << t.id();
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if (t.group().in())
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os << ",g:" << t.group().id();
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os << ") slack: 0%" << std::endl;
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}
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StdSetTracer StdSetTracer::def;
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}
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// STATISTICS: set-trace
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