## On this page # result:write cms rbd file Last update: 31.07.2026 **Version: 0.0.0** ## Description Write the invariant terms and the model data in a cms\_rbd file ## Inputs This table lists the input pins for this operator. Input pins define the data that the operator requires to perform its operation. Some inputs are required, while others are optional and provide additional configuration. Each parameter is detailed in the sections that follow the table. Pin numberNameStatusExpected type(s)0[model\_data](#input_0)Required[`property_field`](../../core-concepts/dpf-types.md#property-field)**1**[center\_of\_mass](#input_1)Required[`field`](../../core-concepts/dpf-types.md#field)**2**[inertia\_relief](#input_2)Required[`field`](../../core-concepts/dpf-types.md#field)**3**[model\_size](#input_3)Required[`double`](../../core-concepts/dpf-types.md#standard-types)**4**[master\_node\_coordinates](#input_4)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**5**[v\_trsf](#input_5)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**6**[k\_mat](#input_6)Required[`field`](../../core-concepts/dpf-types.md#field)**7**[mass\_mat](#input_7)Required[`field`](../../core-concepts/dpf-types.md#field)**8**[c\_mat](#input_8)Required[`field`](../../core-concepts/dpf-types.md#field)**9**[rhs](#input_9)Required[`field`](../../core-concepts/dpf-types.md#field)**10**[dn](#input_10)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**11**[dr\_cross\_n](#input_11)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**12**[drn](#input_12)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**13**[dn\_cross\_n](#input_13)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**14**[dnx\_y](#input_14)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**15**[dny\_y](#input_15)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**16**[dnz\_y](#input_16)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**17**[dyx\_n](#input_17)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**18**[dyy\_n](#input_18)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**19**[dyz\_n](#input_19)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**20**[dnxn](#input_20)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**21**[dnyn](#input_21)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**22**[dnzn](#input_22)Required[`vector`](../../core-concepts/dpf-types.md#standard-types)**23**[file\_path](#input_23)Required[`string`](../../core-concepts/dpf-types.md#standard-types) ### model\_data (Pin 0) - **Required:** Yes - **Expected type(s):** [`property_field`](../../core-concepts/dpf-types.md#property-field) data describing the finite element model ### center\_of\_mass (Pin 1) - **Required:** Yes - **Expected type(s):** [`field`](../../core-concepts/dpf-types.md#field) center of mass of the body ### inertia\_relief (Pin 2) - **Required:** Yes - **Expected type(s):** [`field`](../../core-concepts/dpf-types.md#field) inertia matrix ### model\_size (Pin 3) - **Required:** Yes - **Expected type(s):** [`double`](../../core-concepts/dpf-types.md#standard-types) size of the diagonal box containing the body ### master\_node\_coordinates (Pin 4) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### v\_trsf (Pin 5) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) translational and rotational shape functions ### k\_mat (Pin 6) - **Required:** Yes - **Expected type(s):** [`field`](../../core-concepts/dpf-types.md#field) ### mass\_mat (Pin 7) - **Required:** Yes - **Expected type(s):** [`field`](../../core-concepts/dpf-types.md#field) ### c\_mat (Pin 8) - **Required:** Yes - **Expected type(s):** [`field`](../../core-concepts/dpf-types.md#field) ### rhs (Pin 9) - **Required:** Yes - **Expected type(s):** [`field`](../../core-concepts/dpf-types.md#field) ### dn (Pin 10) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dr\_cross\_n (Pin 11) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### drn (Pin 12) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dn\_cross\_n (Pin 13) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dnx\_y (Pin 14) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dny\_y (Pin 15) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dnz\_y (Pin 16) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dyx\_n (Pin 17) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dyy\_n (Pin 18) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dyz\_n (Pin 19) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dnxn (Pin 20) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dnyn (Pin 21) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### dnzn (Pin 22) - **Required:** Yes - **Expected type(s):** [`vector`](../../core-concepts/dpf-types.md#standard-types) ### file\_path (Pin 23) - **Required:** Yes - **Expected type(s):** [`string`](../../core-concepts/dpf-types.md#standard-types) path with cms\_rbd extension where the export occurs ## Outputs This table lists the output pins for this operator. Output pins provide the results of the operator's computation and can be connected to inputs of other operators or retrieved for further processing. Each output is detailed in the sections that follow the table. Pin numberNameExpected type(s)0[data\_sources](#output_0)[`data_sources`](../../core-concepts/dpf-types.md#data-sources) ### data\_sources (Pin 0) - **Expected type(s):** [`data_sources`](../../core-concepts/dpf-types.md#data-sources) Data Source containing the cms\_rbd file generated. ## Configurations This operator supports [configuration options](../../core-concepts/operator-configurations.md) that modify its behavior. ### [mutex](../../core-concepts/operator-configurations.md#mutex) - **Expected type(s):** [`bool`](../../core-concepts/dpf-types.md#standard-types) - **Default value:** false If this option is set to true, the shared memory is prevented from being simultaneously accessed by multiple threads. ## Scripting This operator can be accessed through scripting interfaces using these identifiers. **Category**: result **Plugin**: core **Scripting name**: write\_cms\_rbd\_file **Full name**: result.write\_cms\_rbd\_file **Internal name**: write\_cms\_rbd\_file **License**: None ## Examples These examples demonstrate how to use this operator in different programming environments. Each example shows how to instantiate the operator, connect the required inputs, and retrieve the output. C++```cpp #include "dpf_api.h" ansys::dpf::Operator op("write_cms_rbd_file"); // operator instantiation op.connect(0, my_model_data); op.connect(1, my_center_of_mass); op.connect(2, my_inertia_relief); op.connect(3, my_model_size); op.connect(4, my_master_node_coordinates); op.connect(5, my_v_trsf); op.connect(6, my_k_mat); op.connect(7, my_mass_mat); op.connect(8, my_c_mat); op.connect(9, my_rhs); op.connect(10, my_dn); op.connect(11, my_dr_cross_n); op.connect(12, my_drn); op.connect(13, my_dn_cross_n); op.connect(14, my_dnx_y); op.connect(15, my_dny_y); op.connect(16, my_dnz_y); op.connect(17, my_dyx_n); op.connect(18, my_dyy_n); op.connect(19, my_dyz_n); op.connect(20, my_dnxn); op.connect(21, my_dnyn); op.connect(22, my_dnzn); op.connect(23, my_file_path); ansys::dpf::DataSources my_data_sources = op.getOutput(0); ``` CPython```python import ansys.dpf.core as dpf op = dpf.operators.result.write_cms_rbd_file() # operator instantiation op.inputs.model_data.connect(my_model_data) op.inputs.center_of_mass.connect(my_center_of_mass) op.inputs.inertia_relief.connect(my_inertia_relief) op.inputs.model_size.connect(my_model_size) op.inputs.master_node_coordinates.connect(my_master_node_coordinates) op.inputs.v_trsf.connect(my_v_trsf) op.inputs.k_mat.connect(my_k_mat) op.inputs.mass_mat.connect(my_mass_mat) op.inputs.c_mat.connect(my_c_mat) op.inputs.rhs.connect(my_rhs) op.inputs.dn.connect(my_dn) op.inputs.dr_cross_n.connect(my_dr_cross_n) op.inputs.drn.connect(my_drn) op.inputs.dn_cross_n.connect(my_dn_cross_n) op.inputs.dnx_y.connect(my_dnx_y) op.inputs.dny_y.connect(my_dny_y) op.inputs.dnz_y.connect(my_dnz_y) op.inputs.dyx_n.connect(my_dyx_n) op.inputs.dyy_n.connect(my_dyy_n) op.inputs.dyz_n.connect(my_dyz_n) op.inputs.dnxn.connect(my_dnxn) op.inputs.dnyn.connect(my_dnyn) op.inputs.dnzn.connect(my_dnzn) op.inputs.file_path.connect(my_file_path) my_data_sources = op.outputs.data_sources() ``` IPython```python import mech_dpf import Ans.DataProcessing as dpf op = dpf.operators.result.write_cms_rbd_file() # operator instantiation op.inputs.model_data.Connect(my_model_data) op.inputs.center_of_mass.Connect(my_center_of_mass) op.inputs.inertia_relief.Connect(my_inertia_relief) op.inputs.model_size.Connect(my_model_size) op.inputs.master_node_coordinates.Connect(my_master_node_coordinates) op.inputs.v_trsf.Connect(my_v_trsf) op.inputs.k_mat.Connect(my_k_mat) op.inputs.mass_mat.Connect(my_mass_mat) op.inputs.c_mat.Connect(my_c_mat) op.inputs.rhs.Connect(my_rhs) op.inputs.dn.Connect(my_dn) op.inputs.dr_cross_n.Connect(my_dr_cross_n) op.inputs.drn.Connect(my_drn) op.inputs.dn_cross_n.Connect(my_dn_cross_n) op.inputs.dnx_y.Connect(my_dnx_y) op.inputs.dny_y.Connect(my_dny_y) op.inputs.dnz_y.Connect(my_dnz_y) op.inputs.dyx_n.Connect(my_dyx_n) op.inputs.dyy_n.Connect(my_dyy_n) op.inputs.dyz_n.Connect(my_dyz_n) op.inputs.dnxn.Connect(my_dnxn) op.inputs.dnyn.Connect(my_dnyn) op.inputs.dnzn.Connect(my_dnzn) op.inputs.file_path.Connect(my_file_path) my_data_sources = op.outputs.data_sources.GetData() ``` ## Changelog - Version 0.0.0: Initial release.