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<TITLE>MatGetArrayF90</TITLE>
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<A NAME="MatGetArrayF90"><H1>MatGetArrayF90</H1></A>
Accesses a matrix array from Fortran90.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
MatGetArrayF90(Mat x,{Scalar, pointer :: xx_v(:)},integer ierr)
</PRE>
Not collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<DT><B>x </B> -matrix
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>xx_v </B></TD><TD>- the Fortran90 pointer to the array
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ierr </B></TD><TD>- error code
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Example of Usage</FONT></H3>
<PRE>
<A HREF="../Sys/PetscScalar.html#PetscScalar">PetscScalar</A>, pointer xx_v(:)
....
call <A HREF="../Mat/MatGetArrayF90.html#MatGetArrayF90">MatGetArrayF90</A>(x,xx_v,ierr)
a = xx_v(3)
call <A HREF="../Mat/MatRestoreArrayF90.html#MatRestoreArrayF90">MatRestoreArrayF90</A>(x,xx_v,ierr)
</PRE>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
Not yet supported for all F90 compilers
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Mat/MatRestoreArrayF90.html#MatRestoreArrayF90">MatRestoreArrayF90</A>(), <A HREF="../Mat/MatGetArray.html#MatGetArray">MatGetArray</A>(), <A HREF="../Mat/MatRestoreArray.html#MatRestoreArray">MatRestoreArray</A>()
<BR>
<P>
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>advanced
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/mat/interface/matrix.c.html#MatGetArrayF90">src/mat/interface/matrix.c</A>
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