1 static char help[] = "Test PetscViewer_ExodusII\n\n"; 2 3 #include <petsc.h> 4 #include <exodusII.h> 5 6 int main(int argc, char **argv) 7 { 8 DM dm, pdm; 9 PetscInt ovlp = 0; 10 char ifilename[PETSC_MAX_PATH_LEN], ofilename[PETSC_MAX_PATH_LEN]; 11 int numZVars, numNVars; 12 int nNodalVar = 4; 13 int nZonalVar = 3; 14 int order = 1; 15 PetscViewer viewer; 16 int index = -1; 17 const char *nodalVarName[4] = {"U_x", "U_y", "Alpha", "Beta"}; 18 const char *zonalVarName[3] = {"Sigma_11", "Sigma_12", "Sigma_22"}; 19 const char *testNames[3] = {"U", "Sigma", "Gamma"}; 20 const char *varName = NULL; 21 22 PetscFunctionBeginUser; 23 PetscCall(PetscInitialize(&argc, &argv, NULL, help)); 24 PetscOptionsBegin(PETSC_COMM_WORLD, NULL, "PetscViewer_ExodusII test", "ex95"); 25 PetscCall(PetscOptionsString("-i", "Filename to read", "ex95", ifilename, ifilename, sizeof(ifilename), NULL)); 26 PetscCall(PetscOptionsString("-o", "Filename to write", "ex95", ofilename, ofilename, sizeof(ofilename), NULL)); 27 PetscOptionsEnd(); 28 29 #ifdef PETSC_USE_DEBUG 30 PetscCallExternal(ex_opts, EX_VERBOSE + EX_DEBUG); 31 #endif 32 33 PetscCall(DMPlexCreateFromFile(PETSC_COMM_WORLD, ifilename, NULL, PETSC_TRUE, &dm)); 34 PetscCall(DMPlexDistributeSetDefault(dm, PETSC_FALSE)); 35 PetscCall(DMSetFromOptions(dm)); 36 PetscCall(PetscObjectSetName((PetscObject)dm, "ex95")); 37 PetscCall(DMViewFromOptions(dm, NULL, "-dm_view")); 38 39 PetscCall(PetscViewerExodusIIOpen(PETSC_COMM_WORLD, ofilename, FILE_MODE_WRITE, &viewer)); 40 41 /* Save the geometry to the file, erasing all previous content */ 42 PetscCall(PetscViewerExodusIISetOrder(viewer, order)); 43 PetscCall(DMView(dm, viewer)); 44 PetscCall(PetscViewerView(viewer, PETSC_VIEWER_STDOUT_WORLD)); 45 PetscCall(PetscViewerFlush(viewer)); 46 47 PetscCall(DMPlexDistribute(dm, ovlp, NULL, &pdm)); 48 if (!pdm) pdm = dm; 49 50 /* Testing Variable Number*/ 51 PetscCall(PetscViewerExodusIISetZonalVariable(viewer, nZonalVar)); 52 nZonalVar = -1; 53 PetscCall(PetscViewerExodusIIGetZonalVariable(viewer, &nZonalVar)); 54 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Number of zonal variables: %d\n", nZonalVar)); 55 56 PetscCall(PetscViewerExodusIISetNodalVariable(viewer, nNodalVar)); 57 nNodalVar = -1; 58 PetscCall(PetscViewerExodusIIGetNodalVariable(viewer, &nNodalVar)); 59 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Number of nodal variables: %d\n", nNodalVar)); 60 PetscCall(PetscViewerView(viewer, PETSC_VIEWER_STDOUT_WORLD)); 61 62 /* 63 Test of PetscViewerExodusIISet[Nodal/Zonal]VariableName 64 */ 65 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Testing PetscViewerExodusIISet[Nodal/Zonal]VariableName\n")); 66 for (int i = 0; i < nNodalVar; i++) { PetscCall(PetscViewerExodusIISetNodalVariableName(viewer, i, nodalVarName[i])); } 67 for (int i = 0; i < nZonalVar; i++) { PetscCall(PetscViewerExodusIISetZonalVariableName(viewer, i, zonalVarName[i])); } 68 PetscCall(PetscViewerView(viewer, PETSC_VIEWER_STDOUT_WORLD)); 69 PetscCall(PetscViewerDestroy(&viewer)); 70 71 /* 72 Test of PetscViewerExodusIIGet[Nodal/Zonal]VariableName 73 */ 74 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "\n\nReopenning the output file in Read-only mode\n")); 75 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Testing PetscViewerExodusIIGet[Nodal/Zonal]VariableName\n")); 76 PetscCall(PetscViewerExodusIIOpen(PETSC_COMM_WORLD, ofilename, FILE_MODE_APPEND, &viewer)); 77 PetscCall(PetscViewerExodusIISetOrder(viewer, order)); 78 PetscCall(PetscViewerExodusIIGetZonalVariable(viewer, &numZVars)); 79 PetscCall(PetscViewerExodusIIGetNodalVariable(viewer, &numNVars)); 80 81 for (int i = 0; i < numNVars; i++) { 82 PetscCall(PetscViewerExodusIIGetNodalVariableName(viewer, i, &varName)); 83 PetscCall(PetscViewerExodusIIGetNodalVariableIndex(viewer, varName, &index)); 84 PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Nodal variable %d: %s, index in file %d\n", i, varName, index)); 85 } 86 for (int i = 0; i < 3; i++) { 87 PetscCall(PetscViewerExodusIIGetNodalVariableIndex(viewer, testNames[i], &index)); 88 PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Nodal variable %d: %s, index in file %d\n", i, testNames[i], index)); 89 } 90 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "\n")); 91 92 for (int i = 0; i < numZVars; i++) { 93 PetscCall(PetscViewerExodusIIGetZonalVariableName(viewer, i, &varName)); 94 PetscCall(PetscViewerExodusIIGetZonalVariableIndex(viewer, varName, &index)); 95 PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Zonal variable %d: %s, index in file %d\n", i, varName, index)); 96 } 97 for (int i = 0; i < 3; i++) { 98 PetscCall(PetscViewerExodusIIGetZonalVariableIndex(viewer, testNames[i], &index)); 99 PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Zonal variable %d: %s, index in file %d\n", i, testNames[i], index)); 100 } 101 102 PetscCall(PetscViewerDestroy(&viewer)); 103 PetscCall(DMDestroy(&dm)); 104 PetscCall(PetscFinalize()); 105 return 0; 106 } 107 108 /*TEST 109 110 build: 111 requires: exodusii pnetcdf !complex 112 test: 113 suffix: 0 114 nsize: 1 115 args: -i ${wPETSC_DIR}/share/petsc/datafiles/meshes/FourSquareT-large.exo -o FourSquareT-large_out.exo 116 117 TEST*/ 118