File numerics/src/FrictionContact/RollingFrictionContactProblem.h#
Go to the source code of this file
Definition of a structure to handle friction-contact (2D or 3D) problems.
Functions
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RollingFrictionContactProblem *rollingFrictionContactProblem_new(void)#
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RollingFrictionContactProblem *rollingFrictionContactProblem_new_with_data(int dim, int nc, NumericsMatrix *M, double *q, double *mu, double *mu_r)#
new RollingFrictionContactProblem from minimal set of data
- Parameters:
dim – [in] the problem dimension
nc – [in] the number of contact
M – [in] the NumericsMatrix
q – [in] the q vector
mu – [in] the mu vector
- Returns:
a pointer to a RollingFrictionContactProblem structure
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void rollingFrictionContactProblem_free(RollingFrictionContactProblem *problem)#
free a RollingFrictionContactProblem
- Parameters:
problem – the problem to free
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void rollingFrictionContact_display(RollingFrictionContactProblem *problem)#
display a RollingFrictionContactProblem
- Parameters:
problem – the problem to display
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int rollingFrictionContact_printInFile(RollingFrictionContactProblem *problem, FILE *file)#
print a RollingFrictionContactProblem in a file (numerics .dat format)
- Parameters:
problem – the problem to print out
file – the dest file
- Returns:
0 if successfull
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int rollingFrictionContact_printInFilename(RollingFrictionContactProblem *problem, char *filename)#
print a RollingFrictionContactProblem in a file (numerics .dat format) from its filename
- Parameters:
problem – the problem to print out
filename – the dest file
- Returns:
0 if successfull
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RollingFrictionContactProblem *rollingFrictionContact_newFromFile(FILE *file)#
read a RollingFrictionContactProblem from a file descriptor
- Parameters:
file – descriptor
- Returns:
problem the problem to read
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RollingFrictionContactProblem *rollingFrictionContact_new_from_filename(const char *filename)#
read a RollingFrictionContactProblem from a file (.dat or hdf5 if fclib is on) from its filename
- Parameters:
filename – the name of the input file
- Returns:
problem the problem to read
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void rollingFrictionContactProblem_compute_statistics(RollingFrictionContactProblem *problem, double *reaction, double *velocity, double tol, int do_print)#
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struct RollingFrictionContactProblem#
- #include <RollingFrictionContactProblem.h>
The structure that defines a (reduced or dual) Friction-Contact (3D or 2D) problem.
Public Members
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int dimension#
dimension of the contact space (3D or 2D )
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int numberOfContacts#
the number of contacts \( n_c \)
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NumericsMatrix *M#
\( {M} \in {{\mathrm{I\!R}}}^{n \times n} \), a matrix with \( n = d n_c\) stored in NumericsMatrix structure
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double *q#
\( {q} \in {{\mathrm{I\!R}}}^{n} \)
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double *mu#
\( {\mu} \in {{\mathrm{I\!R}}}^{n_c} \), vector of friction coefficients ( \( n_c =\) numberOfContacts)
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double *mu_r#
\( {\mu_r} \in {{\mathrm{I\!R}}}^{n_c} \), vector of friction coefficients ( \( n_c = \) numberOfContacts)
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int dimension#