1*c4762a1bSJed Brown 2*c4762a1bSJed Brown static char help[] = "Tests error message in DMCreateColoring() with periodic boundary conditions. \n\n"; 3*c4762a1bSJed Brown 4*c4762a1bSJed Brown 5*c4762a1bSJed Brown #include <petscdm.h> 6*c4762a1bSJed Brown #include <petscdmda.h> 7*c4762a1bSJed Brown #include <petscmat.h> 8*c4762a1bSJed Brown 9*c4762a1bSJed Brown int main(int argc,char **argv) 10*c4762a1bSJed Brown { 11*c4762a1bSJed Brown Mat J; 12*c4762a1bSJed Brown PetscErrorCode ierr; 13*c4762a1bSJed Brown DM da; 14*c4762a1bSJed Brown MatFDColoring matfdcoloring = 0; 15*c4762a1bSJed Brown ISColoring iscoloring; 16*c4762a1bSJed Brown 17*c4762a1bSJed Brown ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 18*c4762a1bSJed Brown /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 19*c4762a1bSJed Brown Create distributed array (DMDA) to manage parallel grid and vectors 20*c4762a1bSJed Brown - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ 21*c4762a1bSJed Brown ierr = DMDACreate2d(PETSC_COMM_WORLD,DM_BOUNDARY_PERIODIC, DM_BOUNDARY_NONE,DMDA_STENCIL_BOX,-5,-5,PETSC_DECIDE,PETSC_DECIDE,1,2,0,0,&da);CHKERRQ(ierr); 22*c4762a1bSJed Brown ierr = DMSetFromOptions(da);CHKERRQ(ierr); 23*c4762a1bSJed Brown ierr = DMSetUp(da);CHKERRQ(ierr); 24*c4762a1bSJed Brown ierr = DMSetMatType(da,MATAIJ);CHKERRQ(ierr); 25*c4762a1bSJed Brown ierr = DMCreateMatrix(da,&J);CHKERRQ(ierr); 26*c4762a1bSJed Brown ierr = DMCreateColoring(da,IS_COLORING_LOCAL,&iscoloring);CHKERRQ(ierr); 27*c4762a1bSJed Brown ierr = MatFDColoringCreate(J,iscoloring,&matfdcoloring);CHKERRQ(ierr); 28*c4762a1bSJed Brown ierr = MatFDColoringSetUp(J,iscoloring,matfdcoloring);CHKERRQ(ierr); 29*c4762a1bSJed Brown ierr = ISColoringDestroy(&iscoloring);CHKERRQ(ierr); 30*c4762a1bSJed Brown 31*c4762a1bSJed Brown /* free spaces */ 32*c4762a1bSJed Brown ierr = MatDestroy(&J);CHKERRQ(ierr); 33*c4762a1bSJed Brown ierr = MatFDColoringDestroy(&matfdcoloring);CHKERRQ(ierr); 34*c4762a1bSJed Brown ierr = DMDestroy(&da);CHKERRQ(ierr); 35*c4762a1bSJed Brown ierr = PetscFinalize(); 36*c4762a1bSJed Brown return ierr; 37*c4762a1bSJed Brown } 38