Kokkos Node API and Local Linear Algebra Kernels Version of the Day
Tsqr_ApplyType.hpp
Go to the documentation of this file.
00001 //@HEADER
00002 // ************************************************************************
00003 // 
00004 //          Kokkos: Node API and Parallel Node Kernels
00005 //              Copyright (2008) Sandia Corporation
00006 // 
00007 // Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
00008 // the U.S. Government retains certain rights in this software.
00009 // 
00010 // Redistribution and use in source and binary forms, with or without
00011 // modification, are permitted provided that the following conditions are
00012 // met:
00013 //
00014 // 1. Redistributions of source code must retain the above copyright
00015 // notice, this list of conditions and the following disclaimer.
00016 //
00017 // 2. Redistributions in binary form must reproduce the above copyright
00018 // notice, this list of conditions and the following disclaimer in the
00019 // documentation and/or other materials provided with the distribution.
00020 //
00021 // 3. Neither the name of the Corporation nor the names of the
00022 // contributors may be used to endorse or promote products derived from
00023 // this software without specific prior written permission.
00024 //
00025 // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
00026 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00027 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
00028 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
00029 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00030 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00031 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00032 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00033 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00034 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00035 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00036 //
00037 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00038 // 
00039 // ************************************************************************
00040 //@HEADER
00041 
00045 #ifndef __TSQR_TsqrApplyType_hpp
00046 #define __TSQR_TsqrApplyType_hpp
00047 
00048 #include <Tsqr_ConfigDefs.hpp>
00049 #include <string>
00050 
00051 
00052 namespace TSQR {
00053 
00069   class ApplyType {
00070   public:
00075     ApplyType (const std::string& op);
00076 
00087     bool transposed () const { return type_ != NoTranspose_; }
00088 
00090     ApplyType (const ApplyType& rhs);
00091 
00093     ApplyType& operator= (const ApplyType& rhs);
00094 
00096     bool operator== (const ApplyType& rhs) const {
00097       return type_ == rhs.type_;
00098     }
00099 
00101     bool operator!= (const ApplyType& rhs) const {
00102       return !(type_ == rhs.type_);
00103     }
00104 
00106     static const ApplyType NoTranspose;
00107 
00109     static const ApplyType Transpose;
00110 
00112     static const ApplyType ConjugateTranspose;
00113 
00122     const std::string& toString () const { return lapackString_; }
00123 
00124   private:
00128     enum ApplyType_ { NoTranspose_, Transpose_, ConjugateTranspose_ };
00129 
00131     ApplyType_ type_;
00132 
00135     static std::string 
00136     enumToLapackString (const ApplyType::ApplyType_ theType);
00137 
00139     bool 
00140     decide_transposed (const std::string& op) const;
00141 
00146     ApplyType_
00147     decide_apply_type (const std::string& op) const;
00148 
00155     std::string lapackString_;
00156   };
00157 
00158 } // namespace TSQR
00159 
00160 #endif // __TSQR_TsqrApplyType_hpp
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends