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 PetscErrorCode ierr; 10c4762a1bSJed Brown PetscViewer viewer; 11c4762a1bSJed Brown char file[128]; 12c4762a1bSJed Brown PetscBool flg; 13c4762a1bSJed Brown MatColoring ctx; 14c4762a1bSJed Brown ISColoring coloring; 15c4762a1bSJed Brown PetscMPIInt size; 16c4762a1bSJed Brown 17c4762a1bSJed Brown ierr = PetscInitialize(&argc,&args,(char*)0,help);if (ierr) return ierr; 18ffc4695bSBarry Smith ierr = MPI_Comm_size(PETSC_COMM_WORLD,&size);CHKERRMPI(ierr); 19c4762a1bSJed Brown 20c4762a1bSJed Brown ierr = PetscOptionsGetString(NULL,NULL,"-f",file,sizeof(file),&flg);CHKERRQ(ierr); 21c4762a1bSJed Brown if (!flg) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_USER,"Must use -f filename to load sparse matrix"); 22c4762a1bSJed Brown ierr = PetscViewerBinaryOpen(PETSC_COMM_WORLD,file,FILE_MODE_READ,&viewer);CHKERRQ(ierr); 23c4762a1bSJed Brown ierr = MatCreate(PETSC_COMM_WORLD,&C);CHKERRQ(ierr); 24c4762a1bSJed Brown ierr = MatLoad(C,viewer);CHKERRQ(ierr); 25c4762a1bSJed Brown ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 26c4762a1bSJed Brown 27c4762a1bSJed Brown ierr = MatColoringCreate(C,&ctx);CHKERRQ(ierr); 28c4762a1bSJed Brown ierr = MatColoringSetFromOptions(ctx);CHKERRQ(ierr); 29c4762a1bSJed Brown ierr = MatColoringApply(ctx,&coloring);CHKERRQ(ierr); 30c4762a1bSJed Brown ierr = MatColoringTest(ctx,coloring);CHKERRQ(ierr); 31c4762a1bSJed Brown if (size == 1) { 32c4762a1bSJed Brown /* jp, power and greedy have bug -- need to be fixed */ 33c4762a1bSJed Brown ierr = MatISColoringTest(C,coloring);CHKERRQ(ierr); 34c4762a1bSJed Brown } 35c4762a1bSJed Brown 36c4762a1bSJed Brown /* Free data structures */ 37c4762a1bSJed Brown ierr = ISColoringDestroy(&coloring);CHKERRQ(ierr); 38c4762a1bSJed Brown ierr = MatColoringDestroy(&ctx);CHKERRQ(ierr); 39c4762a1bSJed Brown ierr = MatDestroy(&C);CHKERRQ(ierr); 40c4762a1bSJed Brown ierr = PetscFinalize(); 41c4762a1bSJed Brown return ierr; 42c4762a1bSJed Brown } 43c4762a1bSJed Brown 44c4762a1bSJed Brown /*TEST 45c4762a1bSJed Brown 46c4762a1bSJed Brown test: 47c4762a1bSJed Brown nsize: {{3}} 48*dfd57a17SPierre 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}} 54*dfd57a17SPierre 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