UserMatDevice

Structure

   int* dp_internal_fail
   int* dp_eroded
   int* dp_curve_data
double* dp_curve_val
double* dp_strain
double* dp_dstrain
double* dp_stress
double* dp_f_mat
double* dp_u_mat
double* dp_init_volume
double* dp_volume
double* dp_history
double* dp_eos_pressure
double* dp_cmat
double* dp_shear
double* dp_bulk
double* dp_xi
double* dp_bfac
    int eos
    int num_history
 size_t num_ip
 size_t num_tasks
 size_t stride
 double dt0
 double dt
 double tt

Variables

int* dp_internal_fail

Integration point failure flag.

Access pattern: Per-thread arrays


int* dp_eroded

Element eroded flag.

Access pattern: Subgroup-shared array (element level)


int* dp_curve_data

Curve data.

Access pattern: Curve arrays


double* dp_curve_val

Curve data.

Access pattern: Curve arrays


double* dp_strain

Strain tensor.

Access pattern: Per-thread tensor arrays


double* dp_dstrain

Strain increment tensor.

Access pattern: Per-thread tensor arrays


double* dp_stress

Stress tensor.

Access pattern: Per-thread tensor arrays


double* dp_f_mat

Deformation gradient matrix. This array is in stride format.

Access pattern: Per-thread 3x3 matrix arrays


double* p_u_mat

Right stretch tensor.

Access pattern: Per-thread tensor arrays


double* dp_init_volume

Initial volume of integration point.

Access pattern: Per-thread arrays


double* dp_volume

Current volume of integration point.

Access pattern: Per-thread arrays


double* dp_history

State variable array.

Access pattern: Per-thread arrays


double* dp_eos_pressure

If Grüneisen equation of state is active, use is the pressure.

Access pattern: Per-thread arrays


double* dp_cmat

Not used, currently a nullptr

Note: Reserved for future implementation.


double* dp_shear

Shear array used for critical time step calculation.

Access pattern: Per-thread arrays


double* dp_bulk

Bulk array used for critical time step calculation.

Access pattern: Per-thread arrays


double* dp_xi

Xi array used for critical time step calculation.

Access pattern: Per-thread arrays


double* dp_bfac

Bfac array used for critical time step calculation.

Access pattern: Per-thread arrays


int eos

Flag to indicate whether Grüneisen equation-of-state is active or not.

Use this flag to determine whether to use pressure from dp_eos_pressure or not.


int num_history

Number of state variables for the current material model.


size_t num_ip

Number of integration points of the current element.


size_t num_tasks

Number of threads to be launched for the current material model.


size_t stride

Stride used for arrays in stride format.


double dt0

Previous time step.


double dt1

Current time step.


double tt

Current time.