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tim |
1740 |
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#include "UseTheForce/ForceFieldFactory" |
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namespace oopse { |
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//initialize instance of ForceFieldFactory |
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ForceFieldFactory::instance_ = NULL; |
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bool ForceFieldFactory::registerForceField(const std::string& id, ForceFieldCreatorType creator) { |
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return creatorMap_.insert( |
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CreatorMapType::value_type(id, creator)).second; |
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} |
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bool ForceFieldFactory::unregisterForceField(const std::string& id) { |
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return creatorMap_.erase(id) == 1; |
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} |
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ForceField* ForceFieldFactory::createForceField(const std::string& id) { |
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typename CreatorMapType::iterator i = creatorMap_.find(id); |
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if (i != creatorMap_.end()) { |
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//invoke functor to create object |
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return (i->second)(); |
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} else { |
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return NULL; |
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} |
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} |
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std::vector<std::string> ForceFieldFactory::getIdents() { |
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IdentVectorType idents; |
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typename CreatorMapType::iterator i; |
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for (i = creatorMap_.begin(); i != creatorMap_.end(); ++i) { |
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idents.push_back(i->first); |
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} |
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return idents; |
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} |
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std::ostream& operator <<(std::ostream& o, ForceFieldFactory& factory) { |
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typename ForceFieldFactory::IdentVectorType idents; |
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typename ForceFieldFactory::IdentVectorIterator i; |
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idents = factory.getIdents(); |
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o << "Avaliable type identifiers in this factory: " << std::endl; |
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for (i = idents.begin(); i != idents.end(); ++i) { |
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o << *i << std::endl; |
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} |
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return o; |
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} |
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} |
