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/* |
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* Copyright 2010, |
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* François Bleibel, |
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* Olivier Stasse, |
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* |
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* CNRS/AIST |
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* |
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*/ |
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#ifndef __SOT_INTEGRATOR_ABSTRACT_H__ |
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#define __SOT_INTEGRATOR_ABSTRACT_H__ |
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/* --------------------------------------------------------------------- */ |
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/* --- INCLUDE --------------------------------------------------------- */ |
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/* --------------------------------------------------------------------- */ |
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/* Matrix */ |
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#include <dynamic-graph/linear-algebra.h> |
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/* SOT */ |
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#include <dynamic-graph/all-signals.h> |
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#include <dynamic-graph/command-bind.h> |
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#include <dynamic-graph/entity.h> |
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#include <dynamic-graph/pool.h> |
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#include <sot/core/debug.hh> |
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#include <sot/core/flags.hh> |
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/* STD */ |
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#include <string> |
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/* --------------------------------------------------------------------- */ |
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/* --- CLASS ----------------------------------------------------------- */ |
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/* --------------------------------------------------------------------- */ |
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namespace dynamicgraph { |
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namespace sot { |
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/*! \brief integrates an ODE. If Y is the output and X the input, the |
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* following equation is integrated: |
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* a_p * d(p)Y / dt^p + .... + a_0 Y = b_m * d(m)X / dt^m + ... . b_0 X |
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* a_i are the coefficients of the denominator of the associated transfer |
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* function between X and Y, while the b_i are those of the numerator. |
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*/ |
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template <class sigT, class coefT> |
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class IntegratorAbstract : public dynamicgraph::Entity { |
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public: |
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IntegratorAbstract(const std::string &name) |
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: dynamicgraph::Entity(name), |
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SIN(NULL, "sotIntegratorAbstract(" + name + ")::input(vector)::sin"), |
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SOUT(boost::bind(&IntegratorAbstract<sigT, coefT>::integrate, this, _1, |
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_2), |
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✓✗✓✗ ✓✗✓✗ ✓✗✓✗ ✓✗✓✗ ✓✗ |
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SIN, "sotIntegratorAbstract(" + name + ")::output(vector)::sout") { |
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✓✗✓✗ |
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signalRegistration(SIN << SOUT); |
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using namespace dynamicgraph::command; |
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✓✗ | 2 |
const std::string typeName = |
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Value::typeName(dynamicgraph::command::ValueHelper<coefT>::TypeID); |
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✓✗✓✗ |
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addCommand( |
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"pushNumCoef", |
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✓✗✓✗ ✓✗ |
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makeCommandVoid1( |
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*this, &IntegratorAbstract::pushNumCoef, |
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docCommandVoid1("Push a new numerator coefficient", typeName))); |
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✓✗✓✗ |
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addCommand( |
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"pushDenomCoef", |
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✓✗✓✗ ✓✗ |
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makeCommandVoid1( |
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*this, &IntegratorAbstract::pushDenomCoef, |
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docCommandVoid1("Push a new denominator coefficient", typeName))); |
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✓✗✓✗ |
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addCommand( |
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"popNumCoef", |
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✓✗✓✗ ✓✗ |
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makeCommandVoid0(*this, &IntegratorAbstract::popNumCoef, |
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docCommandVoid0("Pop a new numerator coefficient"))); |
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✓✗✓✗ |
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addCommand( |
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"popDenomCoef", |
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✓✗✓✗ ✓✗ |
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makeCommandVoid0(*this, &IntegratorAbstract::popDenomCoef, |
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docCommandVoid0("Pop a new denominator coefficient"))); |
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} |
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virtual ~IntegratorAbstract() {} |
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virtual sigT &integrate(sigT &res, int time) = 0; |
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public: |
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void pushNumCoef(const coefT &numCoef) { numerator.push_back(numCoef); } |
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void pushDenomCoef(const coefT &denomCoef) { |
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denominator.push_back(denomCoef); |
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} |
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void popNumCoef() { numerator.pop_back(); } |
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void popDenomCoef() { denominator.pop_back(); } |
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const std::vector<coefT> &numCoeffs() const { return numerator; } |
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void numCoeffs(const std::vector<coefT> &coeffs) { numerator = coeffs; } |
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const std::vector<coefT> &denomCoeffs() const { return denominator; } |
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void denomCoeffs(const std::vector<coefT> &coeffs) { denominator = coeffs; } |
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public: |
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dynamicgraph::SignalPtr<sigT, int> SIN; |
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dynamicgraph::SignalTimeDependent<sigT, int> SOUT; |
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virtual void display(std::ostream &os) const { |
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os << this->getClassName() << ": " << getName() << '\n' << " "; |
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if (numerator.empty() || denominator.empty()) { |
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os << "ill-formed."; |
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return; |
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} |
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os << numerator[0]; |
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for (std::size_t i = 1; i < numerator.size(); ++i) |
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os << " + " << numerator[i] << " s^" << i; |
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os << "\n " << denominator[0]; |
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for (std::size_t i = 1; i < denominator.size(); ++i) |
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os << " + " << denominator[i] << " s^" << i; |
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} |
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protected: |
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std::vector<coefT> numerator; |
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std::vector<coefT> denominator; |
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}; |
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} /* namespace sot */ |
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} /* namespace dynamicgraph */ |
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#endif |
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