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18 changes: 15 additions & 3 deletions 2026R1/dpf-framework-26-r1/changelog/changelog.md
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# Changelog

Changes since the last released version for DPF 26.1.pre1 (as of 2025-11-04).
Changes since the last released version for DPF 26.1.pre1 (as of 2025-11-05).

This changelog is organized by category, with sections for different types of updates (new features, bug fixes, changes, performance improvements).

Expand Down Expand Up @@ -29,15 +29,15 @@ The following table shows which components have updates in each category.
| hgp | [2 items](#Features_hgp) | |
| kernel | [2 items](#Features_kernel) |[1 item](#Fixes_kernel) |
| lsdyna | [1 item](#Features_lsdyna) | |
| mapdl | [12 items](#Features_mapdl) |[15 items](#Fixes_mapdl) |
| mapdl | [13 items](#Features_mapdl) |[15 items](#Fixes_mapdl) |
| mapdlpluggin | |[1 item](#Fixes_mapdlpluggin) |
| math | [7 items](#Features_math) | |
| mechanical | [2 items](#Features_mechanical) |[3 items](#Fixes_mechanical) |
| mesh | |[1 item](#Fixes_mesh) |
| misc | [11 items](#Features_misc) |[19 items](#Fixes_misc) |
| native | |[3 items](#Fixes_native) |
| perf | [2 items](#Features_perf) |[1 item](#Fixes_perf) |
| prime | [2 items](#Features_prime) | |
| prime | [3 items](#Features_prime) | |
| pydpf | |[1 item](#Fixes_pydpf) |
| refactor | [1 item](#Features_refactor) | |
| workflows | |[1 item](#Fixes_workflows) |
Expand Down Expand Up @@ -475,6 +475,13 @@ The following table shows which components have updates in each category.
## mapdl
### <a id="Features_mapdl"></a> Features

- Source Operators for Acoustic Ops:
> Adding Source Operators for Acoustic Operators in complement of previous PR 630503
>
>
>
>

- Adding new operator and result for Nodal Orientations:
> Adding new operator and result for Nodal Orientations
>
Expand Down Expand Up @@ -1128,6 +1135,11 @@ The following table shows which components have updates in each category.
## prime
### <a id="Features_prime"></a> Features

- Add TimeFreqSupport as input in morph_field_from_files operator:
>
>
>

- Implement morph_field_from_files operator:
>
>
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Expand Up @@ -12,6 +12,12 @@ license: None

Reads the beam's properties from the result files contained in the streams or data sources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- mapdl: rst, rstp

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,16 @@ license: None

Reads a mesh from result files.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- cff: cas, flprj
- cgns: cgns
- hdf5: h5dpf
- mapdl: cms, dsub, mode, rdsp, rfrq, rst, rstp, rth
- vtk: vtk

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,16 @@ license: None

Reads meshes from result files. Meshes can be spatially or temporally varying.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- cff: cas, flprj
- cgns: cgns
- hdf5: h5dpf
- lsdyna: binout, d3acp, d3acs, d3atv, d3plot, d3psd, d3spcm, d3ssd, moddynout
- mapdl: cms, dsub, mode, rdsp, rfrq, rst

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,12 @@ license: None

Reads boundary conditions from the results files contained in the streams or data sources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- mapdl: cms, mode, rdsp, rfrq, rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,12 @@ license: None

Reads coordinate systems data from the result files contained in the streams or data sources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- mapdl: rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,13 @@ license: None

Read the cyclic support (DPF entity containing necessary information for expansions) and expands the mesh.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf
- mapdl: cms, dsub, mode, rdsp, rfrq, rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -21,6 +21,12 @@ Reads element types data from the result files contained in the streams or data
- new_gen_element: Element of new generation.
- If the output is a PropertyField, it contains the 200 possible ElementTypesProperties for each solver element type id. These properties are in the order documented in ansys/customize/include/echprm.inc and have the meaning documented in ansys/customize/include/elccmt.inc.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- mapdl: rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,13 @@ license: None

Reads if the model is cyclic from the result file.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf
- mapdl: cms, dsub, mode, rdsp, rfrq, rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,12 @@ license: None

Reads the material support.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- mapdl: rst, rstp

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,14 @@ license: None

Reads the mesh information, such as number of elements (common property), number of faces (Cff plugins) or scoping of parts (LSDYNA plugins) on files contained in the streams or data sources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- cff: cas, flprj
- cgns: cgns
- lsdyna: d3plot

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,16 @@ license: None

Reads a property related to the mesh, defined by its name, by calling the readers defined by the data sources. These properties can be used to fill in the mesh.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- cff: cas, flprj
- cgns: cgns
- hdf5: h5dpf
- lsdyna: d3plot
- mapdl: cms, dsub, mode, rdsp, rfrq, rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,12 @@ license: None

Reads mesh properties from the results files contained in the streams or data sources, and makes those properties available through a mesh selection manager in output.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- mapdl: dsub, rdsp, rfrq, rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,12 @@ license: None

Reads real constants from the result files contained in the streams or data sources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- mapdl: rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,17 @@ license: None

Reads the result information, such as available results or unit systems from the results files contained in the streams or data sources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- cff: cas, flprj
- cgns: cgns
- hdf5: h5dpf
- lsdyna: binout, d3acp, d3acs, d3atv, d3plot, d3psd, d3ssd, lsda, moddynout
- mapdl: cms, dsub, mode, rdsp, rfrq, rst, rstp, rth
- vtk: vtk

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,16 @@ license: None

Reads the time/frequency support from the results files contained in the streams or data sources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- cff: cas, flprj
- cgns: cgns
- hdf5: h5dpf
- lsdyna: binout, d3acp, d3acs, d3atv, d3plot, d3psd, d3ssd, lsda, moddynout
- mapdl: cms, dsub, mode, rdsp, rfrq, rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,14 @@ license: None

Read/compute nodal accelerations by calling the readers defined by the datasources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf
- lsdyna: d3plot, d3psd, d3ssd, lsda, moddynout
- mapdl: cms, mode, rst, rstp

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,12 @@ license: None

Read/compute nodal accelerations X component of the vector (1st component) by calling the readers defined by the datasources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,12 @@ license: None

Read/compute nodal accelerations Y component of the vector (2nd component) by calling the readers defined by the datasources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,12 @@ license: None

Read/compute nodal accelerations Z component of the vector (3rd component) by calling the readers defined by the datasources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -43,6 +43,12 @@ Read/compute element nodal accumulated equivalent creep strain by calling the re
| 13 | Pretension |


## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- mapdl: rst, rstp

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -43,6 +43,13 @@ Read/compute element nodal accumulated equivalent plastic strain by calling the
| 13 | Pretension |


## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf
- mapdl: rst, rstp

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,13 @@ license: None

Read/compute artificial hourglass energy by calling the readers defined by the datasources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf
- mapdl: rst, rstp, rth

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,14 @@ license: None

Read Beam X Axial Force by calling the readers defined by the datasources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf
- lsdyna: d3plot
- mapdl: rst

## Inputs

| Input | Name | Expected type(s) | Description |
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Expand Up @@ -12,6 +12,13 @@ license: None

Read Beam Axial Plastic strain (LSDyna) by calling the readers defined by the datasources.

## Supported file types

This operator supports the following keys ([file formats](../../index.md#overview-of-dpf)) for each listed namespace (plugin/solver):

- hdf5: h5dpf
- lsdyna: d3plot

## Inputs

| Input | Name | Expected type(s) | Description |
Expand Down
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