1# Changes: Development 2 3% STYLE GUIDELINES: 4% * Capitalize sentences 5% * Use imperative, e.g., Add, Improve, Change, etc. 6% * Don't use a period (.) at the end of entries 7% * If multiple sentences are needed, use a period or semicolon to divide sentences, but not at the end of the final sentence 8 9```{rubric} General: 10``` 11 12- Add `PETSCPYTHONPATH` to the generated `$PETSC_DIR/$PETSC_ARCH/lib/petsc/conf/petscvariables` file so it is available to users through the makefile system 13- Add `PETSCPYTHONPATH` to the generated `$PETSC_DIR/$PETSC_ARCH/lib/pkgconfig/PETSc.pc` file so it is available to users with 14 `PKG_CONFIG_PATH=$PETSC_DIR/$PETSC_ARCH/lib/pkgconfig pkg-config --variable=PETSCPYTHONPATH PETSc.pc` 15 16 17```{rubric} Configure/Build: 18``` 19 20```{rubric} Sys: 21``` 22 23- Deprecate `PetscSSEIsEnabled()` 24 25```{rubric} Event Logging: 26``` 27 28```{rubric} PetscViewer: 29``` 30 31- Add `PetscViewerHDF5SetCompress()` and `PetscViewerHDF5GetCompress()` 32 33```{rubric} PetscDraw: 34``` 35 36```{rubric} AO: 37``` 38 39```{rubric} IS: 40``` 41 42```{rubric} VecScatter / PetscSF: 43``` 44 45```{rubric} PF: 46``` 47 48```{rubric} Vec: 49``` 50 51```{rubric} PetscSection: 52``` 53 54```{rubric} PetscPartitioner: 55``` 56 57```{rubric} Mat: 58``` 59 60- Add `MatConstantDiagonalGetConstant()` 61 62```{rubric} MatCoarsen: 63``` 64 65```{rubric} PC: 66``` 67 68- Add `PCMatApplyTranspose()` 69- Remove `PC_ApplyMultiple` 70 71```{rubric} KSP: 72``` 73 74- Add `MatLMVMGetLastUpdate()` 75- Add `MatLMVMMultAlgorithm`, `MatLMVMSetMultAlgorithm()`, and `MatLMVMGetMultAlgorithm()` 76- Add `MatLMVMSymBroydenGetPhi()` and `MatLMVMSymBroydenSetPhi()` 77- Add `MatLMVMSymBadBroydenGetPsi()` and `MatLMVMSymBadBroydenSetPsi()` 78- Deprecate `KSP_CONVERGED_RTOL_NORMAL` in favor of `KSP_CONVERGED_RTOL_NORMAL_EQUATIONS` and `KSP_CONVERGED_ATOL_NORMAL` in favor of `KSP_CONVERGED_ATOL_NORMAL_EQUATIONS` 79 80```{rubric} SNES: 81``` 82 83```{rubric} SNESLineSearch: 84``` 85 86```{rubric} TS: 87``` 88 89```{rubric} TAO: 90``` 91 92- Add ``TaoBRGNSetRegularizationType()``, ``TaoBRGNGetRegularizationType()`` 93 94```{rubric} PetscRegressor: 95``` 96 97- Add new component to support regression and classification machine learning tasks: [](ch_regressor) 98- Add `PetscRegressor` type `PETSCREGRESSORLINEAR` for solving linear regression problems with optional regularization 99 100```{rubric} DM/DA: 101``` 102 103- Add `DMHasBound()`, `DM_BC_LOWER_BOUND` and `DM_BC_LOWER_BOUND` 104 105 106```{rubric} DMSwarm: 107``` 108 109```{rubric} DMPlex: 110``` 111 112- Add `DMPlexGetTransform()`, `DMPlexSetTransform()`, `DMPlexGetSaveTransform()`, and `DMPlexSetSaveTransform()` 113- Add `DMPlexGetCoordinateMap()` and `DMPlexSetCoordinateMap()` 114- Add `DMPlexTransformCohesiveExtrudeGetUnsplit()` 115- Add `DMFieldCreateDefaultFaceQuadrature()` 116- Rename `DMPlexComputeResidual_Internal()` to `DMPlexComputeResidualForKey()` 117- Rename `DMPlexComputeJacobian_Internal()` to `DMPlexComputeJacobianByKey()` 118- Rename `DMPlexComputeJacobian_Action_Internal()` to `DMPlexComputeJacobianActionByKey()` 119- Rename `DMPlexComputeResidual_Hybrid_Internal()` to `DMPlexComputeResidualHybridByKey()` 120- Rename `DMPlexComputeJacobian_Hybrid_Internal()` to `DMPlexComputeJacobianHybridByKey()` 121- Add `DMPlexInsertBounds()` 122 123```{rubric} FE/FV: 124``` 125 126- Add `PetscFEExpandFaceQuadrature()` 127 128```{rubric} DMNetwork: 129``` 130 131```{rubric} DMStag: 132``` 133 134```{rubric} DT: 135``` 136 137```{rubric} Fortran: 138``` 139