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<div id="version" align=right><b>petsc-3.14.5 2021-03-03</b></div>
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<A NAME="MatSetValuesBatch"><H1>MatSetValuesBatch</H1></A>
Adds (<A HREF="../Sys/ADD_VALUES.html#ADD_VALUES">ADD_VALUES</A>) many blocks of values into a matrix at once. The blocks must all be square and the same size. Currently, this can only be called once and creates the given matrix.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscmat.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../Mat/MatSetValuesBatch.html#MatSetValuesBatch">MatSetValuesBatch</A>(<A HREF="../Mat/Mat.html#Mat">Mat</A> mat, <A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A> nb, <A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A> bs, <A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A> rows[], const <A HREF="../Sys/PetscScalar.html#PetscScalar">PetscScalar</A> v[])
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>mat </B></TD><TD>- the matrix
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>nb </B></TD><TD>- the number of blocks
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>bs </B></TD><TD>- the number of rows (and columns) in each block
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>rows </B></TD><TD>- a concatenation of the rows for each block
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>v </B></TD><TD>- a concatenation of logically two-dimensional arrays of values
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
In the future, we will extend this routine to handle rectangular blocks, and to allow multiple calls for a given matrix.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Mat/MatSetOption.html#MatSetOption">MatSetOption</A>(), <A HREF="../Mat/MatAssemblyBegin.html#MatAssemblyBegin">MatAssemblyBegin</A>(), <A HREF="../Mat/MatAssemblyEnd.html#MatAssemblyEnd">MatAssemblyEnd</A>(), <A HREF="../Mat/MatSetValuesBlocked.html#MatSetValuesBlocked">MatSetValuesBlocked</A>(), <A HREF="../Mat/MatSetValuesLocal.html#MatSetValuesLocal">MatSetValuesLocal</A>(),
<BR><A HREF="../Sys/InsertMode.html#InsertMode">InsertMode</A>, <A HREF="../Sys/INSERT_VALUES.html#INSERT_VALUES">INSERT_VALUES</A>, <A HREF="../Sys/ADD_VALUES.html#ADD_VALUES">ADD_VALUES</A>, <A HREF="../Mat/MatSetValues.html#MatSetValues">MatSetValues</A>()
<P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>advanced<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/mat/interface/matrix.c.html#MatSetValuesBatch">src/mat/interface/matrix.c</A>
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