added docfx project to ModelCenter doc for PDF generation

Author: AnsMelanie

2026R1/dpf-framework-26-r1/changelog/changelog.md

@@ -1,6 +1,6 @@
 # Changelog
 
-Changes since the last released version for DPF 26.1.pre1 (as of 2025-10-22).
+Changes since the last released version for DPF 26.1.pre1 (as of 2025-10-24).
 
 This changelog is organized by category, with sections for different types of updates (new features, bug fixes, changes, performance improvements).
 
@@ -9,31 +9,32 @@ The following table shows which components have updates in each category.
 | Component | Features | Fixes | 
 |-----------|----------|----------|
 | cff | [2 items](#Features_cff) | |
+| cgns | [1 item](#Features_cgns) | |
 | changelog | [2 items](#Features_changelog) | |
 | ci | [1 item](#Features_ci) |[1 item](#Fixes_ci) |
 | compression | [2 items](#Features_compression) | |
 | core |  |[1 item](#Fixes_core) |
 | cyclic | [1 item](#Features_cyclic) | |
 | doc | [2 items](#Features_doc) | |
-| dpf |  |[1 item](#Fixes_dpf) |
+| dpf | [2 items](#Features_dpf) |[1 item](#Fixes_dpf) |
 | eng_mat |  |[1 item](#Fixes_eng_mat) |
 | expansion | [1 item](#Features_expansion) | |
 | fbs | [2 items](#Features_fbs) | |
 | femutils |  |[2 items](#Fixes_femutils) |
 | framework | [2 items](#Features_framework) |[1 item](#Fixes_framework) |
 | grpc | [1 item](#Features_grpc) |[1 item](#Fixes_grpc) |
-| h5dpf |  |[1 item](#Fixes_h5dpf) |
-| h5dpf,cgns | [1 item](#Features_h5dpf,cgns) | |
+| h5dpf | [1 item](#Features_h5dpf) |[1 item](#Fixes_h5dpf) |
 | hdf5 | [4 items](#Features_hdf5) | |
 | hgp | [2 items](#Features_hgp) | |
 | kernel | [1 item](#Features_kernel) |[1 item](#Fixes_kernel) |
 | lsdyna | [1 item](#Features_lsdyna) | |
-| mapdl | [8 items](#Features_mapdl) |[13 items](#Fixes_mapdl) |
-| math | [5 items](#Features_math) | |
-| mechanical | [1 item](#Features_mechanical) |[2 items](#Fixes_mechanical) |
+| mapdl | [11 items](#Features_mapdl) |[14 items](#Fixes_mapdl) |
+| mapdlpluggin |  |[1 item](#Fixes_mapdlpluggin) |
+| math | [6 items](#Features_math) | |
+| mechanical | [1 item](#Features_mechanical) |[3 items](#Fixes_mechanical) |
 | mesh |  |[1 item](#Fixes_mesh) |
 | misc | [11 items](#Features_misc) |[19 items](#Fixes_misc) |
-| native |  |[1 item](#Fixes_native) |
+| native |  |[2 items](#Fixes_native) |
 | perf | [2 items](#Features_perf) | |
 | prime | [2 items](#Features_prime) | |
 | pydpf |  |[1 item](#Fixes_pydpf) |
@@ -62,6 +63,18 @@ The following table shows which components have updates in each category.
   >
   > 
 
+## cgns
+### <a id="Features_cgns"></a> Features
+
+- Expose is_mesh_available operator:
+  > 
+  >
+  > Expose `is_mesh_available` for cgns and h5dpf files.
+  >
+  > 
+  >
+  > 
+
 ## changelog
 ### <a id="Features_changelog"></a> Features
 
@@ -160,6 +173,17 @@ The following table shows which components have updates in each category.
   > 
 
 ## dpf
+### <a id="Features_dpf"></a> Features
+
+- Improvement of indexById performance.':
+  > 
+
+- Improvement of indexById performance.:
+  > feat(dpf): Improvement of indexById performance.
+  >
+  > 
+  >
+  > 
 
 ### <a id="Fixes_dpf"></a> Fixes
 
@@ -287,17 +311,7 @@ The following table shows which components have updates in each category.
   >
   > 
 ## h5dpf
-
-### <a id="Fixes_h5dpf"></a> Fixes
-
-- Fix thickness extraction from SMISC/NMISC from h5dpf file:
-  > Fix thickness extraction from SMISC/NMISC from h5dpf file
-  >
-  > 
-  >
-  > 
-## h5dpf,cgns
-### <a id="Features_h5dpf,cgns"></a> Features
+### <a id="Features_h5dpf"></a> Features
 
 - Expose is_mesh_available operator:
   > 
@@ -308,6 +322,14 @@ The following table shows which components have updates in each category.
   >
   > 
 
+### <a id="Fixes_h5dpf"></a> Fixes
+
+- Fix thickness extraction from SMISC/NMISC from h5dpf file:
+  > Fix thickness extraction from SMISC/NMISC from h5dpf file
+  >
+  > 
+  >
+  > 
 ## hdf5
 ### <a id="Features_hdf5"></a> Features
 
@@ -395,6 +417,31 @@ The following table shows which components have updates in each category.
 ## mapdl
 ### <a id="Features_mapdl"></a> Features
 
+- Refactor ElementType handling to increase performance:
+  > 
+  >
+  > Refactor the way ElementTypes are handled inside DPF mapdl Operators.
+  >
+  > 
+  >
+  > 
+
+- Nodal results on changing meshes:
+  > Allow to read nodal results on changing meshes (adaptive model with NLAD or SMART Crack growth)
+  >
+  > 
+  >
+  > 
+
+- Add ability to record all the skipped mesh elements:
+  > 
+  >
+  > The mesh provider of MAPDL result file now has the ability to record any skipped element, and debug log will log skipped elements during result reading
+  >
+  > 
+  >
+  > 
+
 - Add eExtendMidNodesPin in Source Operator for ElementalNodal Operators:
   > Add a pin `eExtendMidNodesPin` in source operators to allow to remove mid-nodes when averaging from `ElementalNodal` to `Nodal`
   >
@@ -459,6 +506,13 @@ The following table shows which components have updates in each category.
 
 ### <a id="Fixes_mapdl"></a> Fixes
 
+- Fix expansion of element nodal forces (ENF):
+  > Fix the expansion of inertial element nodal forces
+  >
+  > 
+  >
+  > 
+
 - Avoid reading MCF at each chunk computation:
   > Bug fix to enhance performance on MCF requests.
   >
@@ -555,9 +609,26 @@ The following table shows which components have updates in each category.
   > 
   >
   > 
+## mapdlpluggin
+
+### <a id="Fixes_mapdlpluggin"></a> Fixes
+
+- Pluggin stream name db_live need to be in GetFirstStream:
+  > add db_live to GetFirstStream for generic operators
+  >
+  > 
+  >
+  > 
 ## math
 ### <a id="Features_math"></a> Features
 
+- Create new operator to do QR solve with fields containers:
+  > Create a new operator to perform QR solve with fields containers
+  >
+  > 
+  >
+  > 
+
 - Add input_dof_index support in make_tf_input+modal_solve workflow:
   > 
   >
@@ -603,6 +674,11 @@ The following table shows which components have updates in each category.
 
 ### <a id="Fixes_mechanical"></a> Fixes
 
+- Fix error with multiRPM cases and cutoff frequency:
+  > Fix error with multiRPM cases and cutoff frequency.
+  >
+  > 
+
 - Fix issue with unordered source times in mechanical::time_freq:interpolation:
   > 
   >
@@ -920,6 +996,13 @@ The following table shows which components have updates in each category.
 
 ### <a id="Fixes_native"></a> Fixes
 
+- Fix shell layers support for scale_by_field operator:
+  > Scale_by_field operator supports now fields with shell layers.
+  >
+  > 
+  >
+  > 
+
 - Scaling factors for absolute normalization in ErrorAndNorm have a wrong size:
   > Absolute normalization in ErrorAndNorm ("error_and_norm") operator was exporting scaling factors with a size of the original data instead of having only one unit value per field.
   >
@@ -1321,6 +1404,16 @@ The following table shows which components have updates in each category.
   > 0.0.1: Fix handling of empty fields in mode shapes.
 
 
+- [scale_by_field](https://ansys-a.devportal.io/docs/dpf-framework-2026-r1/operator-specifications/math/scale_by_field.md)
+
+  > 0.0.1: Add support of fields with shell layers
+
+
+- [scale_by_field_fc](https://ansys-a.devportal.io/docs/dpf-framework-2026-r1/operator-specifications/math/scale_by_field_fc.md)
+
+  > 0.0.1: Add support of fields with shell layers
+
+
 - [sweeping_phase](https://ansys-a.devportal.io/docs/dpf-framework-2026-r1/operator-specifications/math/sweeping_phase.md)
 
   > 0.0.1: Clarify the documentation.
@@ -1369,6 +1462,11 @@ The following table shows which components have updates in each category.
 
 #### metadata
 
+- [element_types_provider](https://ansys-a.devportal.io/docs/dpf-framework-2026-r1/operator-specifications/metadata/element_types_provider.md)
+
+  > 0.1.0: Added the possibility to output a PropertyField.
+
+
 - [timefreqsupport::get_attribute](https://ansys-a.devportal.io/docs/dpf-framework-2026-r1/operator-specifications/metadata/timefreqsupport::get_attribute.md)
 
   > 0.1.0: Add new supported property name 'step_id_from_harmonic_index' returning an int.

2026R1/dpf-framework-26-r1/operator-specifications/averaging/averaging_category.md

@@ -0,0 +1,31 @@
+# Averaging operators
+
+- [elemental difference](elemental_difference.md)
+- [elemental difference fc](elemental_difference_fc.md)
+- [elemental fraction fc](elemental_fraction_fc.md)
+- [elemental mean](elemental_mean.md)
+- [elemental mean fc](elemental_mean_fc.md)
+- [elemental nodal to nodal](elemental_nodal_to_nodal.md)
+- [elemental nodal to nodal elemental](elemental_nodal_to_nodal_elemental.md)
+- [elemental nodal to nodal elemental fc](elemental_nodal_to_nodal_elemental_fc.md)
+- [elemental nodal to nodal fc](elemental_nodal_to_nodal_fc.md)
+- [elemental to elemental nodal](elemental_to_elemental_nodal.md)
+- [elemental to elemental nodal fc](elemental_to_elemental_nodal_fc.md)
+- [elemental to nodal](elemental_to_nodal.md)
+- [elemental to nodal fc](elemental_to_nodal_fc.md)
+- [extend to mid nodes](extend_to_mid_nodes.md)
+- [extend to mid nodes fc](extend_to_mid_nodes_fc.md)
+- [force summation](force_summation.md)
+- [force summation psd](force_summation_psd.md)
+- [gauss to node fc](gauss_to_node_fc.md)
+- [nodal difference](nodal_difference.md)
+- [nodal difference fc](nodal_difference_fc.md)
+- [nodal fraction fc](nodal_fraction_fc.md)
+- [nodal to elemental](nodal_to_elemental.md)
+- [nodal to elemental fc](nodal_to_elemental_fc.md)
+- [nodal to elemental nodal](nodal_to_elemental_nodal.md)
+- [nodal to elemental nodal fc](nodal_to_elemental_nodal_fc.md)
+- [to elemental fc](to_elemental_fc.md)
+- [to elemental nodal fc](to_elemental_nodal_fc.md)
+- [to nodal](to_nodal.md)
+- [to nodal fc](to_nodal_fc.md)

2026R1/dpf-framework-26-r1/operator-specifications/composite/composite_category.md

@@ -0,0 +1,47 @@
+# Composite operators
+
+- [add default data](add_default_data.md)
+- [composite failure operator](composite_failure_operator.md)
+- [composite field variable operator](composite_field_variable_operator.md)
+- [composite scoping operator](composite_scoping_operator.md)
+- [convert sampling point to json](convert_sampling_point_to_json.md)
+- [core shear operator](core_shear_operator.md)
+- [cuntze operator](cuntze_operator.md)
+- [evaluate failure criterion per scope](evaluate_failure_criterion_per_scope.md)
+- [evaluate sampling point](evaluate_sampling_point.md)
+- [face sheet wrinkling operator](face_sheet_wrinkling_operator.md)
+- [failure measure converter](failure_measure_converter.md)
+- [filter ply data operator](filter_ply_data_operator.md)
+- [get field properties operator](get_field_properties_operator.md)
+- [hashin operator](hashin_operator.md)
+- [hill operator](hill_operator.md)
+- [hoffman operator](hoffman_operator.md)
+- [inistate field variable operator](inistate_field_variable_operator.md)
+- [interlaminar normal stress operator](interlaminar_normal_stress_operator.md)
+- [larc operator](larc_operator.md)
+- [layup provider operator](layup_provider_operator.md)
+- [ls dyna keyword parser](ls_dyna_keyword_parser.md)
+- [ls dyna material support provider](ls_dyna_material_support_provider.md)
+- [ls dyna preparing results](ls_dyna_preparing_results.md)
+- [map to reference surface operator](map_to_reference_surface_operator.md)
+- [max over multiple failure criteria operator](max_over_multiple_failure_criteria_operator.md)
+- [max strain operator](max_strain_operator.md)
+- [mechanical sampling point operator](mechanical_sampling_point_operator.md)
+- [minmax per element operator](minmax_per_element_operator.md)
+- [multiple failure criteria operator](multiple_failure_criteria_operator.md)
+- [nearest neighbor operator](nearest_neighbor_operator.md)
+- [puck operator](puck_operator.md)
+- [reference surface operator](reference_surface_operator.md)
+- [result definition](result_definition.md)
+- [run mapdl operator](run_mapdl_operator.md)
+- [scope config reader](scope_config_reader.md)
+- [scope generator](scope_generator.md)
+- [shear crimping operator](shear_crimping_operator.md)
+- [short fiber failure criterion evaluator](short_fiber_failure_criterion_evaluator.md)
+- [short fiber fatigue equivalent stress operator](short_fiber_fatigue_equivalent_stress_operator.md)
+- [short fiber lifetime operator](short_fiber_lifetime_operator.md)
+- [string container](string_container.md)
+- [tsai hill operator](tsai_hill_operator.md)
+- [tsai wu operator](tsai_wu_operator.md)
+- [unit system default](unit_system_default.md)
+- [von mises operator](von_mises_operator.md)

2026R1/dpf-framework-26-r1/operator-specifications/compression/compression_category.md

@@ -0,0 +1,8 @@
+# Compression operators
+
+- [apply svd](apply_svd.md)
+- [apply zfp](apply_zfp.md)
+- [kmeans clustering](kmeans_clustering.md)
+- [quantization](quantization.md)
+- [quantization fc](quantization_fc.md)
+- [zfp decompress](zfp_decompress.md)

2026R1/dpf-framework-26-r1/operator-specifications/filter/filter_category.md

@@ -0,0 +1,24 @@
+# Filter operators
+
+- [abc weightings](abc_weightings.md)
+- [field band pass](field_band_pass.md)
+- [field band pass fc](field_band_pass_fc.md)
+- [field high pass](field_high_pass.md)
+- [field high pass fc](field_high_pass_fc.md)
+- [field low pass](field_low_pass.md)
+- [field low pass fc](field_low_pass_fc.md)
+- [field signed high pass](field_signed_high_pass.md)
+- [field signed high pass fc](field_signed_high_pass_fc.md)
+- [filtering max over time](filtering_max_over_time.md)
+- [scoping band pass](scoping_band_pass.md)
+- [scoping high pass](scoping_high_pass.md)
+- [scoping low pass](scoping_low_pass.md)
+- [scoping signed high pass](scoping_signed_high_pass.md)
+- [timefreq band pass](timefreq_band_pass.md)
+- [timefreq high pass](timefreq_high_pass.md)
+- [timefreq low pass](timefreq_low_pass.md)
+- [timefreq signed high pass](timefreq_signed_high_pass.md)
+- [timescoping band pass](timescoping_band_pass.md)
+- [timescoping high pass](timescoping_high_pass.md)
+- [timescoping low pass](timescoping_low_pass.md)
+- [timescoping signed high pass](timescoping_signed_high_pass.md)

2026R1/dpf-framework-26-r1/operator-specifications/geo/geo_category.md

@@ -0,0 +1,20 @@
+# Geo operators
+
+- [cartesian to spherical](cartesian_to_spherical.md)
+- [cartesian to spherical fc](cartesian_to_spherical_fc.md)
+- [elements facets surfaces over time](elements_facets_surfaces_over_time.md)
+- [elements volume](elements_volume.md)
+- [elements volumes over time](elements_volumes_over_time.md)
+- [element nodal contribution](element_nodal_contribution.md)
+- [faces area](faces_area.md)
+- [gauss to node](gauss_to_node.md)
+- [integrate over elements](integrate_over_elements.md)
+- [normals](normals.md)
+- [normals provider nl](normals_provider_nl.md)
+- [rotate](rotate.md)
+- [rotate fc](rotate_fc.md)
+- [rotate in cylindrical cs](rotate_in_cylindrical_cs.md)
+- [rotate in cylindrical cs fc](rotate_in_cylindrical_cs_fc.md)
+- [spherical to cartesian](spherical_to_cartesian.md)
+- [spherical to cartesian fc](spherical_to_cartesian_fc.md)
+- [to polar coordinates](to_polar_coordinates.md)

2026R1/dpf-framework-26-r1/operator-specifications/invariant/invariant_category.md

@@ -0,0 +1,17 @@
+# Invariant operators
+
+- [convertnum bcs to nod](convertnum_bcs_to_nod.md)
+- [convertnum nod to bcs](convertnum_nod_to_bcs.md)
+- [convertnum op](convertnum_op.md)
+- [eigen values](eigen_values.md)
+- [eigen values fc](eigen_values_fc.md)
+- [eigen vectors](eigen_vectors.md)
+- [eigen vectors fc](eigen_vectors_fc.md)
+- [invariants](invariants.md)
+- [invariants fc](invariants_fc.md)
+- [principal invariants](principal_invariants.md)
+- [principal invariants fc](principal_invariants_fc.md)
+- [segalman von mises eqv](segalman_von_mises_eqv.md)
+- [segalman von mises eqv fc](segalman_von_mises_eqv_fc.md)
+- [von mises eqv](von_mises_eqv.md)
+- [von mises eqv fc](von_mises_eqv_fc.md)