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build.hpp
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1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
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7 * Christian Schulte, 2015
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33
34namespace Gecode { namespace Search {
35
37 Builder::Builder(const Options& opt0, bool b0)
38 : opt(opt0.expand()), b(b0) {}
41 return opt;
42 }
43 forceinline const Options&
44 Builder::options(void) const {
45 return opt;
46 }
47 forceinline bool
48 Builder::best(void) const {
49 return b;
50 }
53 }
54
55
56 template<class T, class E>
58 build(Space* s, const Options& opt) {
59 E engine(dynamic_cast<T*>(s),opt);
60 Base<T>* eb = &engine;
61 Engine* e = eb->e;
62 eb->e = NULL;
63 return e;
64 }
65
66 template<class T, template<class> class E>
68 build(Space* s, const Options& opt) {
69 E<T> engine(dynamic_cast<T*>(s),opt);
70 Base<T>* eb = &engine;
71 Engine* e = eb->e;
72 eb->e = NULL;
73 return e;
74 }
75
76}}
77
78// STATISTICS: search-other
Base-class for search engines.
Definition search.hh:925
Base(Engine *e=NULL)
Constructor.
Definition base.hpp:42
Engine * e
The actual search engine.
Definition search.hh:932
const bool b
Whether engine to be built is a best solution search engine.
Definition search.hh:970
Options opt
Stored and already expanded options.
Definition search.hh:968
Builder(const Options &opt, bool best)
Initialize with options opt and best solution search support.
Definition build.hpp:37
virtual ~Builder(void)
Destructor.
Definition build.hpp:52
bool best(void) const
Whether engine is a best solution search engine.
Definition build.hpp:48
Options & options(void)
Provide access to options.
Definition build.hpp:40
Search engine implementation interface
Definition search.hh:899
Search engine options
Definition search.hh:746
Computation spaces.
Definition core.hpp:1744
Search engines
Engine * build(Space *s, const Options &opt)
Build an engine of type E for a script T.
Definition build.hpp:58
Gecode toplevel namespace
#define forceinline
Definition config.hpp:194