Tpetra parallel linear algebra  Version of the Day
Tpetra_CombineMode.hpp
Go to the documentation of this file.
1 // @HEADER
2 // ***********************************************************************
3 //
4 // Tpetra: Templated Linear Algebra Services Package
5 // Copyright (2008) Sandia Corporation
6 //
7 // Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
8 // the U.S. Government retains certain rights in this software.
9 //
10 // Redistribution and use in source and binary forms, with or without
11 // modification, are permitted provided that the following conditions are
12 // met:
13 //
14 // 1. Redistributions of source code must retain the above copyright
15 // notice, this list of conditions and the following disclaimer.
16 //
17 // 2. Redistributions in binary form must reproduce the above copyright
18 // notice, this list of conditions and the following disclaimer in the
19 // documentation and/or other materials provided with the distribution.
20 //
21 // 3. Neither the name of the Corporation nor the names of the
22 // contributors may be used to endorse or promote products derived from
23 // this software without specific prior written permission.
24 //
25 // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
26 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
29 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
30 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
31 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
32 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
33 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
34 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
35 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 //
37 // Questions? Contact Michael A. Heroux (maherou@sandia.gov)
38 //
39 // ************************************************************************
40 // @HEADER
41 
42 #ifndef TPETRA_COMBINEMODE_HPP
43 #define TPETRA_COMBINEMODE_HPP
44 
49 
50 #include <string>
51 
52 // Forward declaration of Teuchos::ParameterList.
53 namespace Teuchos {
54  class ParameterList;
55 } // namespace Teuchos
56 
57 namespace Tpetra {
58 
97  enum CombineMode {
98  ADD,
103  ADD_ASSIGN
104  };
105 
129  void
130  setCombineModeParameter (Teuchos::ParameterList& plist,
131  const std::string& paramName);
132 
134  std::string combineModeToString (const CombineMode combineMode);
135 
136 } // namespace Tpetra
137 
138 #endif // TPETRA_COMBINEMODE_HPP
Namespace Tpetra contains the class and methods constituting the Tpetra library.
std::string combineModeToString(const CombineMode combineMode)
Human-readable string representation of the given CombineMode.
void setCombineModeParameter(Teuchos::ParameterList &plist, const std::string &paramName)
Set CombineMode parameter in a Teuchos::ParameterList.
CombineMode
Rule for combining data in an Import or Export.
@ REPLACE
Replace existing values with new values.
@ ADD
Sum new values.
@ ABSMAX
Replace old value with maximum of magnitudes of old and new values.
@ ADD_ASSIGN
Accumulate new values into existing values (may not be supported in all classes)
@ INSERT
Insert new values that don't currently exist.
@ ZERO
Replace old values with zero.