[petsc-users] binary format difference between matlab and pestc

Xiangdong epscodes at gmail.com
Sat Feb 15 19:59:43 CST 2014


Hello everyone,

Are the binary format of petsc and matlab the same? When I run the vec ex6,
petsc outputs (using PetscBinaryWrite) a binary file "input.dat" with
values
0
10
20
30
40
50
60
70
80
90

However, when I read this binary from matlab (use fopen and fread), I got
all values zeros. What might be wrong here?

Do I have to use petsc functions other than PetscBinaryWrite in order to
produce binary files which can be read into matlab?

Thank you.

Xiangdong


http://www.mcs.anl.gov/petsc/petsc-current/src/vec/vec/examples/tutorials/ex6.c.html
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