1a5b23f4aSJose E. Roman static char help[] = "Test MatrixMarket outputting.\n\n"; 2c4762a1bSJed Brown 3c4762a1bSJed Brown /* 4c4762a1bSJed Brown Include "petscmat.h" so that we can use matrices. 5c4762a1bSJed Brown automatically includes: 6c4762a1bSJed Brown petscsys.h - base PETSc routines petscvec.h - vectors 7c4762a1bSJed Brown petscmat.h - matrices 8c4762a1bSJed Brown petscis.h - index sets petscviewer.h - viewers 9c4762a1bSJed Brown */ 10c4762a1bSJed Brown 11c4762a1bSJed Brown #include <petscmat.h> 12c4762a1bSJed Brown 13c4762a1bSJed Brown int main(int argc,char **args) 14c4762a1bSJed Brown { 15c4762a1bSJed Brown Mat A; 16c4762a1bSJed Brown PetscViewer fd; /* viewer */ 17c4762a1bSJed Brown char file[PETSC_MAX_PATH_LEN]; /* input file name */ 18c4762a1bSJed Brown PetscBool flg; 19c4762a1bSJed Brown 20*b122ec5aSJacob Faibussowitsch CHKERRQ(PetscInitialize(&argc,&args,(char*)0,help)); 215f80ce2aSJacob Faibussowitsch CHKERRQ(PetscOptionsGetString(NULL,NULL,"-f0",file,sizeof(file),&flg)); 2228b400f6SJacob Faibussowitsch PetscCheck(flg,PETSC_COMM_WORLD,PETSC_ERR_USER,"Must indicate binary file with the -f0 option"); 235f80ce2aSJacob Faibussowitsch CHKERRQ(PetscViewerBinaryOpen(PETSC_COMM_WORLD,file,FILE_MODE_READ,&fd)); 245f80ce2aSJacob Faibussowitsch CHKERRQ(MatCreate(PETSC_COMM_WORLD,&A)); 255f80ce2aSJacob Faibussowitsch CHKERRQ(MatLoad(A,fd)); 265f80ce2aSJacob Faibussowitsch CHKERRQ(PetscViewerDestroy(&fd)); 27c4762a1bSJed Brown 285f80ce2aSJacob Faibussowitsch CHKERRQ(PetscViewerPushFormat(PETSC_VIEWER_STDOUT_WORLD,PETSC_VIEWER_ASCII_MATRIXMARKET)); 295f80ce2aSJacob Faibussowitsch CHKERRQ(MatView(A,PETSC_VIEWER_STDOUT_WORLD)); 305f80ce2aSJacob Faibussowitsch CHKERRQ(PetscViewerPopFormat(PETSC_VIEWER_STDOUT_WORLD)); 315f80ce2aSJacob Faibussowitsch CHKERRQ(MatDestroy(&A)); 32*b122ec5aSJacob Faibussowitsch CHKERRQ(PetscFinalize()); 33*b122ec5aSJacob Faibussowitsch return 0; 34c4762a1bSJed Brown } 35c4762a1bSJed Brown 36c4762a1bSJed Brown /*TEST 37c4762a1bSJed Brown 38c4762a1bSJed Brown test: 39c4762a1bSJed Brown args: -f0 ${wPETSC_DIR}/share/petsc/datafiles/matrices/ns-real-int32-float64 40dfd57a17SPierre Jolivet requires: !complex double !defined(PETSC_USE_64BIT_INDICES) 41c4762a1bSJed Brown 42c4762a1bSJed Brown TEST*/ 43