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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="MatFDColoringSetValues"><H1>MatFDColoringSetValues</H1></A>
takes a matrix in compressed color format and enters the matrix into a PETSc <A HREF="../Mat/Mat.html#Mat">Mat</A>
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../Mat/MatFDColoringSetValues.html#MatFDColoringSetValues">MatFDColoringSetValues</A>(<A HREF="../Mat/Mat.html#Mat">Mat</A> J,<A HREF="../Mat/MatFDColoring.html#MatFDColoring">MatFDColoring</A> coloring,const <A HREF="../Sys/PetscScalar.html#PetscScalar">PetscScalar</A> *y)
</PRE>
Collective on J
<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>J </B></TD><TD>- the sparse matrix
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>coloring </B></TD><TD>- created with <A HREF="../MatFD/MatFDColoringCreate.html#MatFDColoringCreate">MatFDColoringCreate</A>() and a local coloring
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>y </B></TD><TD>- column major storage of matrix values with one color of values per column, the number of rows of y should match
the number of local rows of J and the number of columns is the number of colors.
</TD></TR></TABLE>
<P>
<P>
Notes: the matrix in compressed color format may come from an Automatic Differentiation code
<P>
The code will be slightly faster if <A HREF="../MatFD/MatFDColoringSetBlockSize.html#MatFDColoringSetBlockSize">MatFDColoringSetBlockSize</A>(coloring,<A HREF="../Sys/PETSC_DEFAULT.html#PETSC_DEFAULT">PETSC_DEFAULT</A>,nc); is called immediately after creating the coloring
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../MatFD/MatFDColoringCreate.html#MatFDColoringCreate">MatFDColoringCreate</A>(), <A HREF="../IS/ISColoring.html#ISColoring">ISColoring</A>, <A HREF="../IS/ISColoringCreate.html#ISColoringCreate">ISColoringCreate</A>(), <A HREF="../IS/ISColoringSetType.html#ISColoringSetType">ISColoringSetType</A>(), <A HREF="../IS/ISColoringType.html#ISColoringType">IS_COLORING_LOCAL</A>, <A HREF="../MatFD/MatFDColoringSetBlockSize.html#MatFDColoringSetBlockSize">MatFDColoringSetBlockSize</A>()
<BR>
<P>
<P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/mat/impls/aij/mpi/fdmpiaij.c.html#MatFDColoringSetValues">src/mat/impls/aij/mpi/fdmpiaij.c</A>
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