1c4762a1bSJed Brown static char help[] = "Tests MatLoad() MatView() for MPIBAIJ.\n\n"; 2c4762a1bSJed Brown 3c4762a1bSJed Brown #include <petscmat.h> 4c4762a1bSJed Brown 5d71ae5a4SJacob Faibussowitsch int main(int argc, char **args) 6d71ae5a4SJacob Faibussowitsch { 7c4762a1bSJed Brown Mat A, B; 8c4762a1bSJed Brown char file[PETSC_MAX_PATH_LEN]; 9c4762a1bSJed Brown PetscBool flg; 10c4762a1bSJed Brown PetscViewer fd; 11c4762a1bSJed Brown 12327415f7SBarry Smith PetscFunctionBeginUser; 13*c8025a54SPierre Jolivet PetscCall(PetscInitialize(&argc, &args, NULL, help)); 149566063dSJacob Faibussowitsch PetscCall(PetscOptionsGetString(NULL, NULL, "-f", file, sizeof(file), &flg)); 1528b400f6SJacob Faibussowitsch PetscCheck(flg, PETSC_COMM_WORLD, PETSC_ERR_USER, "Must indicate binary file with the -f option"); 16c4762a1bSJed Brown 17c4762a1bSJed Brown /* 18c4762a1bSJed Brown Open binary file. Note that we use FILE_MODE_READ to indicate 19c4762a1bSJed Brown reading from this file. 20c4762a1bSJed Brown */ 219566063dSJacob Faibussowitsch PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD, file, FILE_MODE_READ, &fd)); 22c4762a1bSJed Brown 23c4762a1bSJed Brown /* 24c4762a1bSJed Brown Load the matrix; then destroy the viewer. 25c4762a1bSJed Brown */ 269566063dSJacob Faibussowitsch PetscCall(MatCreate(PETSC_COMM_WORLD, &A)); 279566063dSJacob Faibussowitsch PetscCall(MatSetFromOptions(A)); 289566063dSJacob Faibussowitsch PetscCall(MatLoad(A, fd)); 299566063dSJacob Faibussowitsch PetscCall(PetscViewerDestroy(&fd)); 30c4762a1bSJed Brown 31c4762a1bSJed Brown /* 32c4762a1bSJed Brown Open another binary file. Note that we use FILE_MODE_WRITE to indicate writing to the file 33c4762a1bSJed Brown */ 349566063dSJacob Faibussowitsch PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD, "fileoutput", FILE_MODE_WRITE, &fd)); 359566063dSJacob Faibussowitsch PetscCall(PetscViewerBinarySetFlowControl(fd, 3)); 36c4762a1bSJed Brown /* 37c4762a1bSJed Brown Save the matrix and vector; then destroy the viewer. 38c4762a1bSJed Brown */ 399566063dSJacob Faibussowitsch PetscCall(MatView(A, fd)); 409566063dSJacob Faibussowitsch PetscCall(PetscViewerDestroy(&fd)); 41c4762a1bSJed Brown 42c4762a1bSJed Brown /* load the new matrix */ 439566063dSJacob Faibussowitsch PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD, "fileoutput", FILE_MODE_READ, &fd)); 449566063dSJacob Faibussowitsch PetscCall(MatCreate(PETSC_COMM_WORLD, &B)); 459566063dSJacob Faibussowitsch PetscCall(MatSetFromOptions(B)); 469566063dSJacob Faibussowitsch PetscCall(MatLoad(B, fd)); 479566063dSJacob Faibussowitsch PetscCall(PetscViewerDestroy(&fd)); 48c4762a1bSJed Brown 499566063dSJacob Faibussowitsch PetscCall(MatEqual(A, B, &flg)); 50c4762a1bSJed Brown if (flg) { 519566063dSJacob Faibussowitsch PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Matrices are equal\n")); 52c4762a1bSJed Brown } else { 539566063dSJacob Faibussowitsch PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Matrices are not equal\n")); 54c4762a1bSJed Brown } 55c4762a1bSJed Brown 569566063dSJacob Faibussowitsch PetscCall(MatDestroy(&A)); 579566063dSJacob Faibussowitsch PetscCall(MatDestroy(&B)); 589566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 59b122ec5aSJacob Faibussowitsch return 0; 60c4762a1bSJed Brown } 61c4762a1bSJed Brown 62c4762a1bSJed Brown /*TEST 63c4762a1bSJed Brown 64c4762a1bSJed Brown test: 65c4762a1bSJed Brown nsize: 3 66dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 67c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/cfd.2.100 -mat_view ascii::ascii_info 68c4762a1bSJed Brown 69c4762a1bSJed Brown test: 70c4762a1bSJed Brown suffix: 2 71c4762a1bSJed Brown nsize: 5 72dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 73c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/cfd.2.100 -mat_view ascii::ascii_info 74c4762a1bSJed Brown 75c4762a1bSJed Brown test: 76c4762a1bSJed Brown suffix: 3 77c4762a1bSJed Brown nsize: 7 78dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 79c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/cfd.2.100 -mat_view ascii::ascii_info 80c4762a1bSJed Brown 81c4762a1bSJed Brown test: 82c4762a1bSJed Brown suffix: 4 83c4762a1bSJed Brown nsize: 3 84dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 85c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/cfd.2.100 -mat_view ascii::ascii_info -mat_type baij 86c4762a1bSJed Brown 87c4762a1bSJed Brown test: 88c4762a1bSJed Brown suffix: 5 89c4762a1bSJed Brown nsize: 5 90dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 91c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/cfd.2.100 -mat_view ascii::ascii_info -mat_type baij 92c4762a1bSJed Brown 93c4762a1bSJed Brown test: 94c4762a1bSJed Brown suffix: 6 95c4762a1bSJed Brown nsize: 7 96dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 97c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/cfd.2.100 -mat_view ascii::ascii_info -mat_type baij 98c4762a1bSJed Brown 99c4762a1bSJed Brown TEST*/ 100