ROL
ROL_TypeU_AlgorithmFactory.hpp
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43
44#ifndef ROL_TYPEU_ALGORITHM_FACTORY_H
45#define ROL_TYPEU_ALGORITHM_FACTORY_H
46
50#include "ROL_Types.hpp"
51
52namespace ROL {
53namespace TypeU {
54
67};
68
69inline std::string EAlgorithmUToString(EAlgorithmU alg) {
70 std::string retString;
71 switch(alg) {
72 case ALGORITHM_U_BUNDLE: retString = "Bundle"; break;
73 case ALGORITHM_U_LINESEARCH: retString = "Line Search"; break;
74 case ALGORITHM_U_TRUSTREGION: retString = "Trust Region"; break;
75 case ALGORITHM_U_LAST: retString = "Last Type (Dummy)"; break;
76 default: retString = "INVALID EAlgorithmU";
77 }
78 return retString;
79}
80
87 return( (alg == ALGORITHM_U_BUNDLE) ||
88 (alg == ALGORITHM_U_LINESEARCH) ||
89 (alg == ALGORITHM_U_TRUSTREGION) ||
90 (alg == ALGORITHM_U_LAST)
91 );
92}
93
95 return type = static_cast<EAlgorithmU>(type+1);
96}
97
99 EAlgorithmU oldval = type;
100 ++type;
101 return oldval;
102}
103
105 return type = static_cast<EAlgorithmU>(type-1);
106}
107
109 EAlgorithmU oldval = type;
110 --type;
111 return oldval;
112}
113
114inline EAlgorithmU StringToEAlgorithmU(std::string s) {
115 s = removeStringFormat(s);
116 for ( EAlgorithmU alg = ALGORITHM_U_BUNDLE; alg < ALGORITHM_U_LAST; alg++ ) {
117 if ( !s.compare(removeStringFormat(EAlgorithmUToString(alg))) ) {
118 return alg;
119 }
120 }
122}
123
124template<typename Real>
125inline Ptr<Algorithm<Real>> AlgorithmFactory(ParameterList &parlist) {
126 EAlgorithmU ealg = StringToEAlgorithmU(parlist.sublist("Step").get("Type","Trust Region"));
127 switch(ealg) {
128 case ALGORITHM_U_BUNDLE: return makePtr<BundleAlgorithm<Real>>(parlist);
129 case ALGORITHM_U_LINESEARCH: return makePtr<LineSearchAlgorithm<Real>>(parlist);
130 case ALGORITHM_U_TRUSTREGION: return makePtr<TrustRegionAlgorithm<Real>>(parlist);
131 default: return nullPtr;
132 }
133}
134
135} // namespace TypeU
136} // namespace ROL
137
138#endif
Contains definitions of custom data types in ROL.
EAlgorithmU & operator--(EAlgorithmU &type)
EAlgorithmU StringToEAlgorithmU(std::string s)
EAlgorithmU & operator++(EAlgorithmU &type)
int isValidAlgorithmU(EAlgorithmU alg)
Verifies validity of a AlgorithmU enum.
Ptr< Algorithm< Real > > AlgorithmFactory(ParameterList &parlist)
std::string EAlgorithmUToString(EAlgorithmU alg)
std::string removeStringFormat(std::string s)
Definition: ROL_Types.hpp:249