xref: /petsc/src/mat/tests/ex119.c (revision b122ec5aa1bd4469eb4e0673542fb7de3f411254)
1c4762a1bSJed Brown static char help[] = "Tests binary MatView() for MPIDENSE matrices \n\n";
2c4762a1bSJed Brown 
3c4762a1bSJed Brown #include <petscmat.h>
4c4762a1bSJed Brown 
5c4762a1bSJed Brown int main(int argc,char **args)
6c4762a1bSJed Brown {
7c4762a1bSJed Brown   Mat            A;
8c4762a1bSJed Brown   PetscViewer    viewer;
9c4762a1bSJed Brown   char           inputfile[256],outputfile[256];
10c4762a1bSJed Brown   PetscBool      flg;
11c4762a1bSJed Brown 
12*b122ec5aSJacob Faibussowitsch   CHKERRQ(PetscInitialize(&argc,&args,(char*)0,help));
135f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscOptionsGetString(NULL,NULL,"-inputfile",inputfile,sizeof(inputfile),&flg));
145f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscOptionsGetString(NULL,NULL,"-outputfile",outputfile,sizeof(outputfile),&flg));
155f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscViewerBinaryOpen(PETSC_COMM_WORLD,inputfile,FILE_MODE_READ,&viewer));
165f80ce2aSJacob Faibussowitsch   CHKERRQ(MatCreate(PETSC_COMM_WORLD,&A));
175f80ce2aSJacob Faibussowitsch   CHKERRQ(MatSetType(A,MATDENSE));
185f80ce2aSJacob Faibussowitsch   CHKERRQ(MatLoad(A,viewer));
195f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscViewerDestroy(&viewer));
205f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscViewerBinaryOpen(PETSC_COMM_WORLD,outputfile,FILE_MODE_WRITE,&viewer));
215f80ce2aSJacob Faibussowitsch   CHKERRQ(MatView(A,viewer));
225f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscViewerDestroy(&viewer));
23*b122ec5aSJacob Faibussowitsch   CHKERRQ(PetscFinalize());
24*b122ec5aSJacob Faibussowitsch   return 0;
25c4762a1bSJed Brown }
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