1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Tests the different MatColoring implementatons.\n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petscmat.h> 5c4762a1bSJed Brown 6*d71ae5a4SJacob Faibussowitsch int main(int argc, char **args) 7*d71ae5a4SJacob Faibussowitsch { 8c4762a1bSJed Brown Mat C; 9c4762a1bSJed Brown PetscViewer viewer; 10c4762a1bSJed Brown char file[128]; 11c4762a1bSJed Brown PetscBool flg; 12c4762a1bSJed Brown MatColoring ctx; 13c4762a1bSJed Brown ISColoring coloring; 14c4762a1bSJed Brown PetscMPIInt size; 15c4762a1bSJed Brown 16327415f7SBarry Smith PetscFunctionBeginUser; 179566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc, &args, (char *)0, help)); 189566063dSJacob Faibussowitsch PetscCallMPI(MPI_Comm_size(PETSC_COMM_WORLD, &size)); 19c4762a1bSJed Brown 209566063dSJacob Faibussowitsch PetscCall(PetscOptionsGetString(NULL, NULL, "-f", file, sizeof(file), &flg)); 2128b400f6SJacob Faibussowitsch PetscCheck(flg, PETSC_COMM_WORLD, PETSC_ERR_USER, "Must use -f filename to load sparse matrix"); 229566063dSJacob Faibussowitsch PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD, file, FILE_MODE_READ, &viewer)); 239566063dSJacob Faibussowitsch PetscCall(MatCreate(PETSC_COMM_WORLD, &C)); 249566063dSJacob Faibussowitsch PetscCall(MatLoad(C, viewer)); 259566063dSJacob Faibussowitsch PetscCall(PetscViewerDestroy(&viewer)); 26c4762a1bSJed Brown 279566063dSJacob Faibussowitsch PetscCall(MatColoringCreate(C, &ctx)); 289566063dSJacob Faibussowitsch PetscCall(MatColoringSetFromOptions(ctx)); 299566063dSJacob Faibussowitsch PetscCall(MatColoringApply(ctx, &coloring)); 309566063dSJacob Faibussowitsch PetscCall(MatColoringTest(ctx, coloring)); 31c4762a1bSJed Brown if (size == 1) { 32c4762a1bSJed Brown /* jp, power and greedy have bug -- need to be fixed */ 339566063dSJacob Faibussowitsch PetscCall(MatISColoringTest(C, coloring)); 34c4762a1bSJed Brown } 35c4762a1bSJed Brown 36c4762a1bSJed Brown /* Free data structures */ 379566063dSJacob Faibussowitsch PetscCall(ISColoringDestroy(&coloring)); 389566063dSJacob Faibussowitsch PetscCall(MatColoringDestroy(&ctx)); 399566063dSJacob Faibussowitsch PetscCall(MatDestroy(&C)); 409566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 41b122ec5aSJacob Faibussowitsch return 0; 42c4762a1bSJed Brown } 43c4762a1bSJed Brown 44c4762a1bSJed Brown /*TEST 45c4762a1bSJed Brown 46c4762a1bSJed Brown test: 47c4762a1bSJed Brown nsize: {{3}} 48dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 49c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/arco1 -mat_coloring_type {{ jp power natural greedy}} -mat_coloring_distance {{ 1 2}} 50c4762a1bSJed Brown 51c4762a1bSJed Brown test: 52c4762a1bSJed Brown suffix: 2 53c4762a1bSJed Brown nsize: {{1 2}} 54dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 55c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/arco1 -mat_coloring_type {{ sl lf id }} -mat_coloring_distance 2 56c4762a1bSJed Brown output_file: output/ex199_1.out 57c4762a1bSJed Brown 58c4762a1bSJed Brown TEST*/ 59