1*c4762a1bSJed Brown 2*c4762a1bSJed Brown static char help[] = "Tests the different MatColoring implementatons.\n\n"; 3*c4762a1bSJed Brown 4*c4762a1bSJed Brown #include <petscmat.h> 5*c4762a1bSJed Brown 6*c4762a1bSJed Brown int main(int argc,char **args) 7*c4762a1bSJed Brown { 8*c4762a1bSJed Brown Mat C; 9*c4762a1bSJed Brown PetscErrorCode ierr; 10*c4762a1bSJed Brown PetscViewer viewer; 11*c4762a1bSJed Brown char file[128]; 12*c4762a1bSJed Brown PetscBool flg; 13*c4762a1bSJed Brown MatColoring ctx; 14*c4762a1bSJed Brown ISColoring coloring; 15*c4762a1bSJed Brown PetscMPIInt size; 16*c4762a1bSJed Brown 17*c4762a1bSJed Brown ierr = PetscInitialize(&argc,&args,(char*)0,help);if (ierr) return ierr; 18*c4762a1bSJed Brown ierr = MPI_Comm_size(PETSC_COMM_WORLD,&size);CHKERRQ(ierr); 19*c4762a1bSJed Brown 20*c4762a1bSJed Brown ierr = PetscOptionsGetString(NULL,NULL,"-f",file,sizeof(file),&flg);CHKERRQ(ierr); 21*c4762a1bSJed Brown if (!flg) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_USER,"Must use -f filename to load sparse matrix"); 22*c4762a1bSJed Brown ierr = PetscViewerBinaryOpen(PETSC_COMM_WORLD,file,FILE_MODE_READ,&viewer);CHKERRQ(ierr); 23*c4762a1bSJed Brown ierr = MatCreate(PETSC_COMM_WORLD,&C);CHKERRQ(ierr); 24*c4762a1bSJed Brown ierr = MatLoad(C,viewer);CHKERRQ(ierr); 25*c4762a1bSJed Brown ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 26*c4762a1bSJed Brown 27*c4762a1bSJed Brown ierr = MatColoringCreate(C,&ctx);CHKERRQ(ierr); 28*c4762a1bSJed Brown ierr = MatColoringSetFromOptions(ctx);CHKERRQ(ierr); 29*c4762a1bSJed Brown ierr = MatColoringApply(ctx,&coloring);CHKERRQ(ierr); 30*c4762a1bSJed Brown ierr = MatColoringTest(ctx,coloring);CHKERRQ(ierr); 31*c4762a1bSJed Brown if (size == 1) { 32*c4762a1bSJed Brown /* jp, power and greedy have bug -- need to be fixed */ 33*c4762a1bSJed Brown ierr = MatISColoringTest(C,coloring);CHKERRQ(ierr); 34*c4762a1bSJed Brown } 35*c4762a1bSJed Brown 36*c4762a1bSJed Brown /* Free data structures */ 37*c4762a1bSJed Brown ierr = ISColoringDestroy(&coloring);CHKERRQ(ierr); 38*c4762a1bSJed Brown ierr = MatColoringDestroy(&ctx);CHKERRQ(ierr); 39*c4762a1bSJed Brown ierr = MatDestroy(&C);CHKERRQ(ierr); 40*c4762a1bSJed Brown ierr = PetscFinalize(); 41*c4762a1bSJed Brown return ierr; 42*c4762a1bSJed Brown } 43*c4762a1bSJed Brown 44*c4762a1bSJed Brown /*TEST 45*c4762a1bSJed Brown 46*c4762a1bSJed Brown test: 47*c4762a1bSJed Brown nsize: {{3}} 48*c4762a1bSJed Brown requires: datafilespath !complex double !define(PETSC_USE_64BIT_INDICES) 49*c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/arco1 -mat_coloring_type {{ jp power natural greedy}} -mat_coloring_distance {{ 1 2}} 50*c4762a1bSJed Brown 51*c4762a1bSJed Brown test: 52*c4762a1bSJed Brown suffix: 2 53*c4762a1bSJed Brown nsize: {{1 2}} 54*c4762a1bSJed Brown requires: datafilespath !complex double !define(PETSC_USE_64BIT_INDICES) 55*c4762a1bSJed Brown args: -f ${DATAFILESPATH}/matrices/arco1 -mat_coloring_type {{ sl lf id }} -mat_coloring_distance 2 56*c4762a1bSJed Brown output_file: output/ex199_1.out 57*c4762a1bSJed Brown 58*c4762a1bSJed Brown TEST*/ 59