r390:53c5277ba294
Fri, 21 Nov 2008 15:26:58
[Not Reviewed]
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* |
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*/ |
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#ifndef LEMON_PREFLOW_H |
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#define LEMON_PREFLOW_H |
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#include <lemon/error.h> |
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#include <lemon/tolerance.h> |
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#include <lemon/elevator.h> |
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/// \file |
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/// \ingroup max_flow |
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/// \brief Implementation of the preflow algorithm. |
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typedef typename Traits::Value Value; |
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typedef typename Traits::FlowMap FlowMap; |
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typedef typename Traits::Elevator Elevator; |
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typedef typename Traits::Tolerance Tolerance; |
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/// \brief \ref Exception for uninitialized parameters. |
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/// |
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/// This error represents problems in the initialization |
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/// of the parameters of the algorithms. |
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class UninitializedParameter : public lemon::Exception {
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public: |
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virtual const char* what() const throw() {
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return "lemon::Preflow::UninitializedParameter"; |
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} |
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}; |
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private: |
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TEMPLATE_DIGRAPH_TYPEDEFS(Digraph); |
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const Digraph& _graph; |
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const CapacityMap* _capacity; |
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///@{
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template <typename _FlowMap> |
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struct DefFlowMapTraits : public Traits {
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typedef _FlowMap FlowMap; |
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static FlowMap *createFlowMap(const Digraph&) {
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LEMON_ASSERT(false, "FlowMap is not initialized"); |
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return 0; // ignore warnings |
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} |
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}; |
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/// \brief \ref named-templ-param "Named parameter" for setting |
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/// FlowMap type |
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/// |
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}; |
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template <typename _Elevator> |
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struct DefElevatorTraits : public Traits {
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typedef _Elevator Elevator; |
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static Elevator *createElevator(const Digraph&, int) {
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LEMON_ASSERT(false, "Elevator is not initialized"); |
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return 0; // ignore warnings |
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} |
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}; |
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/// \brief \ref named-templ-param "Named parameter" for setting |
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/// Elevator type |
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/// |
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