1*7a3b9f03SLawrence Mitchell 2*7a3b9f03SLawrence Mitchell static char help[] = "Tests PCView() before PCSetup() with -pc_type lu.\n\n"; 3*7a3b9f03SLawrence Mitchell 4*7a3b9f03SLawrence Mitchell #include <petscmat.h> 5*7a3b9f03SLawrence Mitchell #include <petscpc.h> 6*7a3b9f03SLawrence Mitchell 7*7a3b9f03SLawrence Mitchell int main(int argc,char **args) 8*7a3b9f03SLawrence Mitchell { 9*7a3b9f03SLawrence Mitchell Mat A; 10*7a3b9f03SLawrence Mitchell PC pc; 11*7a3b9f03SLawrence Mitchell PetscErrorCode ierr; 12*7a3b9f03SLawrence Mitchell 13*7a3b9f03SLawrence Mitchell ierr = PetscInitialize(&argc,&args,(char*)0,help);if (ierr) return ierr; 14*7a3b9f03SLawrence Mitchell ierr = MatCreate(PETSC_COMM_WORLD,&A);CHKERRQ(ierr); 15*7a3b9f03SLawrence Mitchell ierr = MatSetSizes(A,1,1,1,1);CHKERRQ(ierr); 16*7a3b9f03SLawrence Mitchell ierr = MatSetFromOptions(A);CHKERRQ(ierr); 17*7a3b9f03SLawrence Mitchell ierr = MatSetUp(A);CHKERRQ(ierr); 18*7a3b9f03SLawrence Mitchell ierr = MatSetValue(A,0,0,1,INSERT_VALUES);CHKERRQ(ierr); 19*7a3b9f03SLawrence Mitchell ierr = MatAssemblyBegin(A,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr); 20*7a3b9f03SLawrence Mitchell ierr = MatAssemblyEnd(A,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr); 21*7a3b9f03SLawrence Mitchell ierr = MatView(A,PETSC_VIEWER_STDOUT_WORLD);CHKERRQ(ierr); 22*7a3b9f03SLawrence Mitchell ierr = PCCreate(PETSC_COMM_WORLD,&pc);CHKERRQ(ierr); 23*7a3b9f03SLawrence Mitchell ierr = PCSetOperators(pc,A,A);CHKERRQ(ierr); 24*7a3b9f03SLawrence Mitchell ierr = PCSetType(pc,PCLU);CHKERRQ(ierr); 25*7a3b9f03SLawrence Mitchell ierr = PCView(pc,PETSC_VIEWER_STDOUT_WORLD);CHKERRQ(ierr); 26*7a3b9f03SLawrence Mitchell ierr = PCDestroy(&pc);CHKERRQ(ierr); 27*7a3b9f03SLawrence Mitchell ierr = MatDestroy(&A);CHKERRQ(ierr); 28*7a3b9f03SLawrence Mitchell ierr = PetscFinalize(); 29*7a3b9f03SLawrence Mitchell return ierr; 30*7a3b9f03SLawrence Mitchell } 31*7a3b9f03SLawrence Mitchell 32*7a3b9f03SLawrence Mitchell 33*7a3b9f03SLawrence Mitchell 34*7a3b9f03SLawrence Mitchell /*TEST 35*7a3b9f03SLawrence Mitchell 36*7a3b9f03SLawrence Mitchell test: 37*7a3b9f03SLawrence Mitchell 38*7a3b9f03SLawrence Mitchell TEST*/ 39