1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
<HTML>
<HEAD> <link rel="canonical" href="http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Mat/MatCreateMPIMatConcatenateSeqMat.html" />
<META NAME="GENERATOR" CONTENT="DOCTEXT">
<TITLE>MatCreateMPIMatConcatenateSeqMat</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.10.3 v3.10.3 docs/manualpages/Mat/MatCreateMPIMatConcatenateSeqMat.html "><small>Report Typos and Errors</small></a></div>
<A NAME="MatCreateMPIMatConcatenateSeqMat"><H1>MatCreateMPIMatConcatenateSeqMat</H1></A>
Creates a single large PETSc matrix by concatenating sequential matrices from each processor
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscmat.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../Mat/MatCreateMPIMatConcatenateSeqMat.html#MatCreateMPIMatConcatenateSeqMat">MatCreateMPIMatConcatenateSeqMat</A>(<A HREF="../Sys/MPI_Comm.html#MPI_Comm">MPI_Comm</A> comm,<A HREF="../Mat/Mat.html#Mat">Mat</A> seqmat,<A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A> n,<A HREF="../Mat/MatReuse.html#MatReuse">MatReuse</A> reuse,<A HREF="../Mat/Mat.html#Mat">Mat</A> *mpimat)
</PRE>
Collective on <A HREF="../Sys/MPI_Comm.html#MPI_Comm">MPI_Comm</A>
<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>comm </B></TD><TD>- the communicators the parallel matrix will live on
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>seqmat </B></TD><TD>- the input sequential matrices
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>n </B></TD><TD>- number of local columns (or <A HREF="../Sys/PETSC_DECIDE.html#PETSC_DECIDE">PETSC_DECIDE</A>)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>reuse </B></TD><TD>- either <A HREF="../Mat/MatReuse.html#MatReuse">MAT_INITIAL_MATRIX</A> or <A HREF="../Mat/MatReuse.html#MatReuse">MAT_REUSE_MATRIX</A>
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>mpimat </B> -the parallel matrix generated
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
The number of columns of the matrix in EACH processor MUST be the same.
<P>
<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#MatCreateMPIMatConcatenateSeqMat">src/mat/interface/matrix.c</A>
<P><H3><FONT COLOR="CC3333">Implementations</FONT></H3><A HREF="../../../src/mat/impls/aij/mpi/mpiaij.c.html#MatCreateMPIMatConcatenateSeqMat_MPIAIJ">MatCreateMPIMatConcatenateSeqMat_MPIAIJ in src/mat/impls/aij/mpi/mpiaij.c</A><BR>
<A HREF="../../../src/mat/impls/aij/seq/aij.c.html#MatCreateMPIMatConcatenateSeqMat_SeqAIJ">MatCreateMPIMatConcatenateSeqMat_SeqAIJ in src/mat/impls/aij/seq/aij.c</A><BR>
<A HREF="../../../src/mat/impls/baij/mpi/mpibaij.c.html#MatCreateMPIMatConcatenateSeqMat_MPIBAIJ">MatCreateMPIMatConcatenateSeqMat_MPIBAIJ in src/mat/impls/baij/mpi/mpibaij.c</A><BR>
<A HREF="../../../src/mat/impls/baij/seq/baij.c.html#MatCreateMPIMatConcatenateSeqMat_SeqBAIJ">MatCreateMPIMatConcatenateSeqMat_SeqBAIJ in src/mat/impls/baij/seq/baij.c</A><BR>
<A HREF="../../../src/mat/impls/dense/mpi/mpidense.c.html#MatCreateMPIMatConcatenateSeqMat_MPIDense">MatCreateMPIMatConcatenateSeqMat_MPIDense in src/mat/impls/dense/mpi/mpidense.c</A><BR>
<A HREF="../../../src/mat/impls/dense/seq/dense.c.html#MatCreateMPIMatConcatenateSeqMat_SeqDense">MatCreateMPIMatConcatenateSeqMat_SeqDense in src/mat/impls/dense/seq/dense.c</A><BR>
<A HREF="../../../src/mat/impls/sbaij/mpi/mpisbaij.c.html#MatCreateMPIMatConcatenateSeqMat_MPISBAIJ">MatCreateMPIMatConcatenateSeqMat_MPISBAIJ in src/mat/impls/sbaij/mpi/mpisbaij.c</A><BR>
<A HREF="../../../src/mat/impls/sbaij/seq/sbaij.c.html#MatCreateMPIMatConcatenateSeqMat_SeqSBAIJ">MatCreateMPIMatConcatenateSeqMat_SeqSBAIJ in src/mat/impls/sbaij/seq/sbaij.c</A><BR>
<BR><A HREF="./index.html">Index of all Mat routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
</BODY></HTML>
|
