1*c4762a1bSJed Brown static char help[] = "Tests MatMPI{AIJ,BAIJ,SBAIJ}SetPreallocationCSR\n\n"; 2*c4762a1bSJed Brown 3*c4762a1bSJed Brown #include <petscmat.h> 4*c4762a1bSJed Brown 5*c4762a1bSJed Brown int main(int argc,char **argv) 6*c4762a1bSJed Brown { 7*c4762a1bSJed Brown PetscErrorCode ierr; 8*c4762a1bSJed Brown PetscInt ia[3]={0,2,4}; 9*c4762a1bSJed Brown PetscInt ja[4]={0,1,0,1}; 10*c4762a1bSJed Brown PetscScalar c[16]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}; 11*c4762a1bSJed Brown PetscInt ia2[5]={0,4,8,12,16}; 12*c4762a1bSJed Brown PetscInt ja2[16]={0,1,2,3,0,1,2,3,0,1,2,3,0,1,2,3}; 13*c4762a1bSJed Brown PetscScalar c2[16]={0,1,4,5,2,3,6,7,8,9,12,13,10,11,14,15}; 14*c4762a1bSJed Brown PetscMPIInt size,rank; 15*c4762a1bSJed Brown Mat ssbaij; 16*c4762a1bSJed Brown PetscBool rect = PETSC_FALSE; 17*c4762a1bSJed Brown 18*c4762a1bSJed Brown ierr = PetscInitialize(&argc,&argv,NULL,help);if (ierr) return ierr; 19*c4762a1bSJed Brown ierr = MPI_Comm_size(PETSC_COMM_WORLD,&size);CHKERRQ(ierr); 20*c4762a1bSJed Brown ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRQ(ierr); 21*c4762a1bSJed Brown if (size < 2) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_SUP,"This is an example with more then one processors"); 22*c4762a1bSJed Brown if (rank) { 23*c4762a1bSJed Brown PetscInt i; 24*c4762a1bSJed Brown for (i = 0; i < 3; i++) ia[i] = 0; 25*c4762a1bSJed Brown for (i = 0; i < 5; i++) ia2[i] = 0; 26*c4762a1bSJed Brown } 27*c4762a1bSJed Brown ierr = PetscOptionsGetBool(NULL,NULL,"-rect",&rect,NULL);CHKERRQ(ierr); 28*c4762a1bSJed Brown ierr = MatCreate(PETSC_COMM_WORLD,&ssbaij);CHKERRQ(ierr); 29*c4762a1bSJed Brown ierr = MatSetBlockSize(ssbaij,2);CHKERRQ(ierr); 30*c4762a1bSJed Brown if (rect) { 31*c4762a1bSJed Brown ierr = MatSetType(ssbaij,MATMPIBAIJ);CHKERRQ(ierr); 32*c4762a1bSJed Brown ierr = MatSetSizes(ssbaij,4,6,PETSC_DECIDE,PETSC_DECIDE);CHKERRQ(ierr); 33*c4762a1bSJed Brown } else { 34*c4762a1bSJed Brown ierr = MatSetType(ssbaij,MATMPISBAIJ);CHKERRQ(ierr); 35*c4762a1bSJed Brown ierr = MatSetSizes(ssbaij,4,4,PETSC_DECIDE,PETSC_DECIDE);CHKERRQ(ierr); 36*c4762a1bSJed Brown } 37*c4762a1bSJed Brown ierr = MatSetFromOptions(ssbaij);CHKERRQ(ierr); 38*c4762a1bSJed Brown ierr = MatMPIAIJSetPreallocationCSR(ssbaij,ia2,ja2,c2);CHKERRQ(ierr); 39*c4762a1bSJed Brown ierr = MatMPIBAIJSetPreallocationCSR(ssbaij,2,ia,ja,c);CHKERRQ(ierr); 40*c4762a1bSJed Brown ierr = MatMPISBAIJSetPreallocationCSR(ssbaij,2,ia,ja,c);CHKERRQ(ierr); 41*c4762a1bSJed Brown ierr = MatViewFromOptions(ssbaij,NULL,"-view");CHKERRQ(ierr); 42*c4762a1bSJed Brown ierr = MatDestroy(&ssbaij);CHKERRQ(ierr); 43*c4762a1bSJed Brown ierr = PetscFinalize(); 44*c4762a1bSJed Brown return ierr; 45*c4762a1bSJed Brown } 46*c4762a1bSJed Brown 47*c4762a1bSJed Brown /*TEST 48*c4762a1bSJed Brown 49*c4762a1bSJed Brown test: 50*c4762a1bSJed Brown filter: grep -v type | sed -e "s/\.//g" 51*c4762a1bSJed Brown suffix: aijbaij_csr 52*c4762a1bSJed Brown nsize: 2 53*c4762a1bSJed Brown args: -mat_type {{aij baij}} -view -rect {{0 1}} 54*c4762a1bSJed Brown 55*c4762a1bSJed Brown test: 56*c4762a1bSJed Brown filter: sed -e "s/\.//g" 57*c4762a1bSJed Brown suffix: sbaij_csr 58*c4762a1bSJed Brown nsize: 2 59*c4762a1bSJed Brown args: -mat_type sbaij -view -rect {{0 1}} 60*c4762a1bSJed Brown 61*c4762a1bSJed Brown TEST*/ 62