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/* |
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/* |
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* Copyright (c) 2005 The University of Notre Dame. All Rights Reserved. |
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* |
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* The University of Notre Dame grants you ("Licensee") a |
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#include "types/BendType.hpp" |
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namespace oopse { |
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/** |
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* @class QuarticBendType |
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* @todo document |
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*/ |
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class QuarticBendType : public BendType { |
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/** |
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* @class QuarticBendType |
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* @todo document |
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*/ |
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class QuarticBendType : public BendType { |
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public: |
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public: |
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QuarticBendType(double r0, double k4, double k3, double k2, double k1, double k0) |
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: BendType(r0), k4_(k4), k3_(k3), k2_(k2), k1_(k1), k0_(k0){ |
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} |
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QuarticBendType(double r0, double k4, double k3, double k2, double k1, double k0) |
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: BendType(r0), k4_(k4), k3_(k3), k2_(k2), k1_(k1), k0_(k0){ |
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} |
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void setForceConstant(double k4, double k3, double k2, double k1, double k0) { |
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k4_ = k4; |
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k3_ = k3; |
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k2_ = k2; |
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k1_ = k1; |
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k0_ = k0; |
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void setForceConstant(double k4, double k3, double k2, double k1, double k0) { |
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k4_ = k4; |
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k3_ = k3; |
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k2_ = k2; |
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k1_ = k1; |
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k0_ = k0; |
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} |
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} |
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void getForceConstant(double& k4, double& k3, double& k2, double& k1, double& k0) { |
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k4 = k4_; |
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k3 = k3_; |
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k2 = k2_; |
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k1 = k1_; |
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k0 = k0_; |
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} |
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void getForceConstant(double& k4, double& k3, double& k2, double& k1, double& k0) { |
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k4 = k4_; |
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k3 = k3_; |
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k2 = k2_; |
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k1 = k1_; |
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k0 = k0_; |
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} |
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virtual void calcForce(double theta, double& V, double& dVdTheta) { |
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double delta = theta- theta0_; |
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double delta2 = delta * delta; |
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double delta3 = delta2 * delta; |
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double delta4 = delta3 * delta; |
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virtual void calcForce(double theta, double& V, double& dVdTheta) { |
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double delta = theta- theta0_; |
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double delta2 = delta * delta; |
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double delta3 = delta2 * delta; |
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double delta4 = delta3 * delta; |
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V =k0_ + k1_ * delta + k2_*delta2 + k3_*delta3 + k4_*delta4; |
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dVdTheta = k1_ + 2.0*k2_ * delta + 3.0 * k3_*delta2 + 4.0*k4_*delta3; |
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} |
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V =k0_ + k1_ * delta + k2_*delta2 + k3_*delta3 + k4_*delta4; |
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dVdTheta = k1_ + 2.0*k2_ * delta + 3.0 * k3_*delta2 + 4.0*k4_*delta3; |
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} |
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private: |
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private: |
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double k4_; |
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double k3_; |
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double k2_; |
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double k1_; |
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double k0_; |
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double k4_; |
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double k3_; |
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double k2_; |
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double k1_; |
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double k0_; |
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}; |
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}; |
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}//end namespace oopse |
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#endif //TYPES_QUARTICBENDTYPE_HPP |