MercuryDPM  Alpha
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Pages
MindlinRollingTorsionSpecies.h
Go to the documentation of this file.
1 //Copyright (c) 2013-2017, The MercuryDPM Developers Team. All rights reserved.
2 //For the list of developers, see <http://www.MercuryDPM.org/Team>.
3 //
4 //Redistribution and use in source and binary forms, with or without
5 //modification, are permitted provided that the following conditions are met:
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above copyright
9 // notice, this list of conditions and the following disclaimer in the
10 // documentation and/or other materials provided with the distribution.
11 // * Neither the name MercuryDPM nor the
12 // names of its contributors may be used to endorse or promote products
13 // derived from this software without specific prior written permission.
14 //
15 //THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
16 //ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 //WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 //DISCLAIMED. IN NO EVENT SHALL THE MERCURYDPM DEVELOPERS TEAM BE LIABLE FOR ANY
19 //DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20 //(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 //LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22 //ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 //(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24 //SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 
26 #ifndef MindlinRollingTorsionSpecies_H
27 #define MindlinRollingTorsionSpecies_H
28 #include "MindlinSpecies.h"
29 #include "Math/ExtendedMath.h"
31 
38 {
39 public:
42 
45 
48 
51 
53  void read(std::istream& is) override;
54 
56  void write(std::ostream& os) const override;
57 
59  std::string getBaseName() const override;
60 
64  bool getUseAngularDOFs() const override;
65 
68 
69 //setters and getters
70 
72  //void setRollingStiffness(Mdouble new_kt);
73 
75  //Mdouble getRollingStiffness() const;
76 
78  void setRollingDissipation(Mdouble new_dispt);
79 
82 
84  //mu has to be set to allow tangential forces (sets dispt=disp as default)
86 
89 
92 
95 
96 // ///Allows the torsion stiffness to be changed
97 // void setTorsionStiffness(Mdouble new_kt);
98 //
99 // ///Allows the torsion stiffness to be accessed
100 // Mdouble getTorsionStiffness() const;
101 
103  void setTorsionDissipation(Mdouble new_dispt);
104 
107 
109  //mu has to be set to allow tangential forces (sets dispt=disp as default)
111 
114 
117 
120 
121 private:
129 
137 
138 
143 
149 
157 
165 
170 
176 };
177 #endif
void setTorsionFrictionCoefficient(Mdouble new_mu)
Allows the (dynamic) Coulomb torsion friction coefficient to be changed; also sets mu_s by default...
void setRollingDissipation(Mdouble new_dispt)
Allows the spring constant to be changed.
Mdouble rollingDissipation_
rolling dissipation coefficient.
double Mdouble
Mdouble getTorsionFrictionCoefficient() const
Allows the (dynamic) Coulomb torsion friction coefficient to be accessed.
MindlinRollingTorsionSpecies()
The default constructor.
Mdouble getRollingFrictionCoefficient() const
Allows the (dynamic) Coulomb friction coefficient to be accessed.
Mdouble getRollingDissipation() const
Allows the tangential viscosity to be accessed.
MindlinSpecies contains the parameters used to describe sliding friction.
Mdouble torsionFrictionCoefficientStatic_
static Coulomb torsion friction coefficient (by default set equal to the dynamic one).
void setRollingFrictionCoefficient(Mdouble new_mu)
Allows the (dynamic) Coulomb friction coefficient to be changed; also sets mu_s by default...
virtual ~MindlinRollingTorsionSpecies()
The default destructor.
Mdouble torsionFrictionCoefficient_
(dynamic) Coulomb torsion friction coefficient.
void setTorsionFrictionCoefficientStatic(Mdouble new_mu)
Allows the static Coulomb torsion friction coefficient to be accessed.
void mix(MindlinRollingTorsionSpecies *const S, MindlinRollingTorsionSpecies *const T)
creates default values for mixed species
MindlinRollingTorsionInteraction InteractionType
The correct Interaction type for this FrictionForceSpecies.
Mdouble getTorsionFrictionCoefficientStatic() const
Allows the static Coulomb torsion friction coefficient to be accessed.
Mdouble torsionDissipation_
rolling dissipation coefficient.
void read(std::istream &is) override
Reads the species properties from an input stream.
Mdouble torsionStiffness_
rolling stiffness.
This class allows one to take all three types of frictional interactions into account. The sliding, rolling and torsional frictional interaction. See.
bool getUseAngularDOFs() const override
Returns true if torques have to be calculated.
Mdouble getTorsionDissipation() const
Allows the torsion viscosity to be accessed.
Mdouble getRollingFrictionCoefficientStatic() const
Allows the static Coulomb rolling friction coefficient to be accessed.
Mdouble rollingFrictionCoefficient_
(dynamic) Coulomb rolling friction coefficient.
void setTorsionDissipation(Mdouble new_dispt)
Allows the torsion viscosity to be changed.
std::string getBaseName() const override
Used in Species::getName to obtain a unique name for each Species.
void write(std::ostream &os) const override
Writes the species properties to an output stream.
void setRollingFrictionCoefficientStatic(Mdouble new_mu)
Allows the static Coulomb rolling friction coefficient to be changed.
MindlinRollingTorsionSpecies contains the parameters used to describe sliding, rolling and torsional ...
Mdouble rollingFrictionCoefficientStatic_
static Coulomb rolling friction coefficient (by default set equal to the dynamic one).
Mdouble rollingStiffness_
rolling stiffness.