1c4762a1bSJed Brown static char help[] = "Test MatrixMarket outputing.\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 PetscErrorCode ierr; 19c4762a1bSJed Brown PetscBool flg; 20c4762a1bSJed Brown 21c4762a1bSJed Brown ierr = PetscInitialize(&argc,&args,(char*)0,help);if (ierr) return ierr; 22589a23caSBarry Smith ierr = PetscOptionsGetString(NULL,NULL,"-f0",file,sizeof(file),&flg);CHKERRQ(ierr); 23c4762a1bSJed Brown if (!flg) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_USER,"Must indicate binary file with the -f0 option"); 24c4762a1bSJed Brown ierr = PetscViewerBinaryOpen(PETSC_COMM_WORLD,file,FILE_MODE_READ,&fd);CHKERRQ(ierr); 25c4762a1bSJed Brown ierr = MatCreate(PETSC_COMM_WORLD,&A);CHKERRQ(ierr); 26c4762a1bSJed Brown ierr = MatLoad(A,fd);CHKERRQ(ierr); 27c4762a1bSJed Brown ierr = PetscViewerDestroy(&fd);CHKERRQ(ierr); 28c4762a1bSJed Brown 29c4762a1bSJed Brown ierr = PetscViewerPushFormat(PETSC_VIEWER_STDOUT_WORLD,PETSC_VIEWER_ASCII_MATRIXMARKET);CHKERRQ(ierr); 30c4762a1bSJed Brown ierr = MatView(A,PETSC_VIEWER_STDOUT_WORLD);CHKERRQ(ierr); 31c4762a1bSJed Brown ierr = PetscViewerPopFormat(PETSC_VIEWER_STDOUT_WORLD);CHKERRQ(ierr); 32c4762a1bSJed Brown ierr = MatDestroy(&A);CHKERRQ(ierr); 33c4762a1bSJed Brown ierr = PetscFinalize(); 34c4762a1bSJed Brown return ierr; 35c4762a1bSJed Brown } 36c4762a1bSJed Brown 37c4762a1bSJed Brown /*TEST 38c4762a1bSJed Brown 39c4762a1bSJed Brown test: 40c4762a1bSJed Brown args: -f0 ${wPETSC_DIR}/share/petsc/datafiles/matrices/ns-real-int32-float64 41*dfd57a17SPierre Jolivet requires: !complex double !defined(PETSC_USE_64BIT_INDICES) 42c4762a1bSJed Brown 43c4762a1bSJed Brown TEST*/ 44