Changeset d9f51c for src/helpers.hpp

Timestamp:

Aug 5, 2010, 2:45:48 PM (14 years ago)

Author:

Tillmann Crueger <crueger@…>

Branches:

Action_Thermostats, Add_AtomRandomPerturbation, Add_FitFragmentPartialChargesAction, Add_RotateAroundBondAction, Add_SelectAtomByNameAction, Added_ParseSaveFragmentResults, AddingActions_SaveParseParticleParameters, Adding_Graph_to_ChangeBondActions, Adding_MD_integration_tests, Adding_ParticleName_to_Atom, Adding_StructOpt_integration_tests, AtomFragments, Automaking_mpqc_open, AutomationFragmentation_failures, Candidate_v1.5.4, Candidate_v1.6.0, Candidate_v1.6.1, ChangeBugEmailaddress, ChangingTestPorts, ChemicalSpaceEvaluator, CombiningParticlePotentialParsing, Combining_Subpackages, Debian_Package_split, Debian_package_split_molecuildergui_only, Disabling_MemDebug, Docu_Python_wait, EmpiricalPotential_contain_HomologyGraph, EmpiricalPotential_contain_HomologyGraph_documentation, Enable_parallel_make_install, Enhance_userguide, Enhanced_StructuralOptimization, Enhanced_StructuralOptimization_continued, Example_ManyWaysToTranslateAtom, Exclude_Hydrogens_annealWithBondGraph, FitPartialCharges_GlobalError, Fix_BoundInBox_CenterInBox_MoleculeActions, Fix_ChargeSampling_PBC, Fix_ChronosMutex, Fix_FitPartialCharges, Fix_FitPotential_needs_atomicnumbers, Fix_ForceAnnealing, Fix_IndependentFragmentGrids, Fix_ParseParticles, Fix_ParseParticles_split_forward_backward_Actions, Fix_PopActions, Fix_QtFragmentList_sorted_selection, Fix_Restrictedkeyset_FragmentMolecule, Fix_StatusMsg, Fix_StepWorldTime_single_argument, Fix_Verbose_Codepatterns, Fix_fitting_potentials, Fixes, ForceAnnealing_goodresults, ForceAnnealing_oldresults, ForceAnnealing_tocheck, ForceAnnealing_with_BondGraph, ForceAnnealing_with_BondGraph_continued, ForceAnnealing_with_BondGraph_continued_betteresults, ForceAnnealing_with_BondGraph_contraction-expansion, FragmentAction_writes_AtomFragments, FragmentMolecule_checks_bonddegrees, GeometryObjects, Gui_Fixes, Gui_displays_atomic_force_velocity, ImplicitCharges, IndependentFragmentGrids, IndependentFragmentGrids_IndividualZeroInstances, IndependentFragmentGrids_IntegrationTest, IndependentFragmentGrids_Sole_NN_Calculation, JobMarket_RobustOnKillsSegFaults, JobMarket_StableWorkerPool, JobMarket_unresolvable_hostname_fix, MoreRobust_FragmentAutomation, ODR_violation_mpqc_open, PartialCharges_OrthogonalSummation, PdbParser_setsAtomName, PythonUI_with_named_parameters, QtGui_reactivate_TimeChanged_changes, Recreated_GuiChecks, Rewrite_FitPartialCharges, RotateToPrincipalAxisSystem_UndoRedo, SaturateAtoms_findBestMatching, SaturateAtoms_singleDegree, StoppableMakroAction, Subpackage_CodePatterns, Subpackage_JobMarket, Subpackage_LinearAlgebra, Subpackage_levmar, Subpackage_mpqc_open, Subpackage_vmg, Switchable_LogView, ThirdParty_MPQC_rebuilt_buildsystem, TrajectoryDependenant_MaxOrder, TremoloParser_IncreasedPrecision, TremoloParser_MultipleTimesteps, TremoloParser_setsAtomName, Ubuntu_1604_changes, stable

Children:

d36ffb

Parents:

097902

git-author:

Tillmann Crueger <crueger@…> (08/05/10 14:23:23)

git-committer:

Tillmann Crueger <crueger@…> (08/05/10 14:45:48)

Message:

Added some basic structures for enumeration of STL containers

File:

• src/helpers.hpp (modified) (1 diff)

src/helpers.hpp

@@ -194 +194 @@
 };
 
+/************ struct to contain simple enumerations ***************/
+template <class C>
+struct enumeration{
+  enumeration() : max(0) {}
+  enumeration(unsigned int i) : max(i) {}
+  enumeration(const enumeration &src) :
+    there(src.there),
+    back(src.back),
+    max(src.max)
+  {}
+  enumeration &operator=(const enumeration &src){
+    /* no self-assignment check needed */
+    there = src.there;
+    back = src.back;
+    max = src.max;
+    return *this;
+  }
+  void add(const C &value){
+    if(!there.count(value)){
+      there[value]=max;
+      back[max++]=value;
+    }
+  }
+  unsigned int getMax() const{
+    return max;
+  }
+
+  map<C,unsigned int> there;
+  map<unsigned int,C> back;
+private:
+  unsigned int max;
+};
+
+/***** A counter to generate sequential numbers *******************/
+struct counter{
+  inline counter() : count(0){};
+  inline counter(int i) : count(i){};
+  inline unsigned int operator()(){
+    return count++;
+  }
+private:
+  unsigned int count;
+};
+
+template <class C,class ForwardIterator>
+enumeration<C> enumerate(ForwardIterator first,ForwardIterator last){
+  enumeration<C> res;
+  for_each(first,last,bind1st(mem_fun(&enumeration<C>::add),&res));
+  return res;
+}
+
 #endif /*HELPERS_HPP_*/