# ReadDyna3D
read LS-Dyna3D ptf files

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## Parameters
|name|description|type|
|-|-|-|
|first_step|first timestep to read|Int|
|last_step|last timestep to read (-1: last)|Int|
|step_increment|number of steps to increment|Int|
|first_rank|rank for first partition of first timestep|Int|
|filename|Geometry file path|String|
|nodalDataType|Nodal results data to be read (No_Node_Data, Displacements, Velocities, Accelerations)|Int|
|elementDataType|Element results data to be read (No_Element_Data, Stress_Tensor, Plastic_Strain, Thickness)|Int|
|component|stress tensor component (Sx, Sy, Sz, Txy, Tyz, Txz, Pressure, Von_Mises)|Int|
|Selection|Number selection for parts|String|
|format|Format of LS-DYNA3D ptf-File (CADFEM, Original, Guess)|Int|
|byteswap|Perform Byteswapping (Off, On, Auto)|Int|
|OnlyGeometry|Reading only Geometry? yes|no|Int|