1c4762a1bSJed Brown static char help[] = "Tests MatMPI{AIJ,BAIJ,SBAIJ}SetPreallocationCSR\n\n"; 2c4762a1bSJed Brown 3c4762a1bSJed Brown #include <petscmat.h> 4c4762a1bSJed Brown 5c4762a1bSJed Brown int main(int argc,char **argv) 6c4762a1bSJed Brown { 7c4762a1bSJed Brown PetscInt ia[3]={0,2,4}; 8c4762a1bSJed Brown PetscInt ja[4]={0,1,0,1}; 9c4762a1bSJed Brown PetscScalar c[16]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}; 10c4762a1bSJed Brown PetscInt ia2[5]={0,4,8,12,16}; 11c4762a1bSJed Brown PetscInt ja2[16]={0,1,2,3,0,1,2,3,0,1,2,3,0,1,2,3}; 12c4762a1bSJed Brown PetscScalar c2[16]={0,1,4,5,2,3,6,7,8,9,12,13,10,11,14,15}; 13c4762a1bSJed Brown PetscMPIInt size,rank; 14c4762a1bSJed Brown Mat ssbaij; 15c4762a1bSJed Brown PetscBool rect = PETSC_FALSE; 16c4762a1bSJed Brown 17*327415f7SBarry Smith PetscFunctionBeginUser; 189566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc,&argv,NULL,help)); 199566063dSJacob Faibussowitsch PetscCallMPI(MPI_Comm_size(PETSC_COMM_WORLD,&size)); 209566063dSJacob Faibussowitsch PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD,&rank)); 21be096a46SBarry Smith PetscCheck(size > 1,PETSC_COMM_WORLD,PETSC_ERR_WRONG_MPI_SIZE,"This is an example with more then one processors"); 22c4762a1bSJed Brown if (rank) { 23c4762a1bSJed Brown PetscInt i; 24c4762a1bSJed Brown for (i = 0; i < 3; i++) ia[i] = 0; 25c4762a1bSJed Brown for (i = 0; i < 5; i++) ia2[i] = 0; 26c4762a1bSJed Brown } 279566063dSJacob Faibussowitsch PetscCall(PetscOptionsGetBool(NULL,NULL,"-rect",&rect,NULL)); 289566063dSJacob Faibussowitsch PetscCall(MatCreate(PETSC_COMM_WORLD,&ssbaij)); 299566063dSJacob Faibussowitsch PetscCall(MatSetBlockSize(ssbaij,2)); 30c4762a1bSJed Brown if (rect) { 319566063dSJacob Faibussowitsch PetscCall(MatSetType(ssbaij,MATMPIBAIJ)); 329566063dSJacob Faibussowitsch PetscCall(MatSetSizes(ssbaij,4,6,PETSC_DECIDE,PETSC_DECIDE)); 33c4762a1bSJed Brown } else { 349566063dSJacob Faibussowitsch PetscCall(MatSetType(ssbaij,MATMPISBAIJ)); 359566063dSJacob Faibussowitsch PetscCall(MatSetSizes(ssbaij,4,4,PETSC_DECIDE,PETSC_DECIDE)); 36c4762a1bSJed Brown } 379566063dSJacob Faibussowitsch PetscCall(MatSetFromOptions(ssbaij)); 389566063dSJacob Faibussowitsch PetscCall(MatMPIAIJSetPreallocationCSR(ssbaij,ia2,ja2,c2)); 399566063dSJacob Faibussowitsch PetscCall(MatMPIBAIJSetPreallocationCSR(ssbaij,2,ia,ja,c)); 409566063dSJacob Faibussowitsch PetscCall(MatMPISBAIJSetPreallocationCSR(ssbaij,2,ia,ja,c)); 419566063dSJacob Faibussowitsch PetscCall(MatViewFromOptions(ssbaij,NULL,"-view")); 429566063dSJacob Faibussowitsch PetscCall(MatDestroy(&ssbaij)); 439566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 44b122ec5aSJacob Faibussowitsch return 0; 45c4762a1bSJed Brown } 46c4762a1bSJed Brown 47c4762a1bSJed Brown /*TEST 48c4762a1bSJed Brown 49c4762a1bSJed Brown test: 50c4762a1bSJed Brown filter: grep -v type | sed -e "s/\.//g" 51c4762a1bSJed Brown suffix: aijbaij_csr 52c4762a1bSJed Brown nsize: 2 53c4762a1bSJed Brown args: -mat_type {{aij baij}} -view -rect {{0 1}} 54c4762a1bSJed Brown 55c4762a1bSJed Brown test: 56c4762a1bSJed Brown filter: sed -e "s/\.//g" 57c4762a1bSJed Brown suffix: sbaij_csr 58c4762a1bSJed Brown nsize: 2 59c4762a1bSJed Brown args: -mat_type sbaij -view -rect {{0 1}} 60c4762a1bSJed Brown 61c4762a1bSJed Brown TEST*/ 62