1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Tests the different MatColoring implementatons.\n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petscmat.h> 5c4762a1bSJed Brown 6c4762a1bSJed Brown int main(int argc,char **args) 7c4762a1bSJed Brown { 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 16*9566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc,&args,(char*)0,help)); 17*9566063dSJacob Faibussowitsch PetscCallMPI(MPI_Comm_size(PETSC_COMM_WORLD,&size)); 18c4762a1bSJed Brown 19*9566063dSJacob Faibussowitsch PetscCall(PetscOptionsGetString(NULL,NULL,"-f",file,sizeof(file),&flg)); 2028b400f6SJacob Faibussowitsch PetscCheck(flg,PETSC_COMM_WORLD,PETSC_ERR_USER,"Must use -f filename to load sparse matrix"); 21*9566063dSJacob Faibussowitsch PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD,file,FILE_MODE_READ,&viewer)); 22*9566063dSJacob Faibussowitsch PetscCall(MatCreate(PETSC_COMM_WORLD,&C)); 23*9566063dSJacob Faibussowitsch PetscCall(MatLoad(C,viewer)); 24*9566063dSJacob Faibussowitsch PetscCall(PetscViewerDestroy(&viewer)); 25c4762a1bSJed Brown 26*9566063dSJacob Faibussowitsch PetscCall(MatColoringCreate(C,&ctx)); 27*9566063dSJacob Faibussowitsch PetscCall(MatColoringSetFromOptions(ctx)); 28*9566063dSJacob Faibussowitsch PetscCall(MatColoringApply(ctx,&coloring)); 29*9566063dSJacob Faibussowitsch PetscCall(MatColoringTest(ctx,coloring)); 30c4762a1bSJed Brown if (size == 1) { 31c4762a1bSJed Brown /* jp, power and greedy have bug -- need to be fixed */ 32*9566063dSJacob Faibussowitsch PetscCall(MatISColoringTest(C,coloring)); 33c4762a1bSJed Brown } 34c4762a1bSJed Brown 35c4762a1bSJed Brown /* Free data structures */ 36*9566063dSJacob Faibussowitsch PetscCall(ISColoringDestroy(&coloring)); 37*9566063dSJacob Faibussowitsch PetscCall(MatColoringDestroy(&ctx)); 38*9566063dSJacob Faibussowitsch PetscCall(MatDestroy(&C)); 39*9566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 40b122ec5aSJacob Faibussowitsch return 0; 41c4762a1bSJed Brown } 42c4762a1bSJed Brown 43c4762a1bSJed Brown /*TEST 44c4762a1bSJed Brown 45c4762a1bSJed Brown test: 46c4762a1bSJed Brown nsize: {{3}} 47dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 48c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/arco1 -mat_coloring_type {{ jp power natural greedy}} -mat_coloring_distance {{ 1 2}} 49c4762a1bSJed Brown 50c4762a1bSJed Brown test: 51c4762a1bSJed Brown suffix: 2 52c4762a1bSJed Brown nsize: {{1 2}} 53dfd57a17SPierre Jolivet requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES) 54c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/arco1 -mat_coloring_type {{ sl lf id }} -mat_coloring_distance 2 55c4762a1bSJed Brown output_file: output/ex199_1.out 56c4762a1bSJed Brown 57c4762a1bSJed Brown TEST*/ 58