/usr/include/simbody/SimTKcommon/internal/RowVectorView_.h is in libsimbody-dev 3.5.4+dfsg-1ubuntu2.
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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 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | #ifndef SimTK_SIMMATRIX_ROWVECTORVIEW_H_
#define SimTK_SIMMATRIX_ROWVECTORVIEW_H_
/* -------------------------------------------------------------------------- *
* Simbody(tm): SimTKcommon *
* -------------------------------------------------------------------------- *
* This is part of the SimTK biosimulation toolkit originating from *
* Simbios, the NIH National Center for Physics-Based Simulation of *
* Biological Structures at Stanford, funded under the NIH Roadmap for *
* Medical Research, grant U54 GM072970. See https://simtk.org/home/simbody. *
* *
* Portions copyright (c) 2005-13 Stanford University and the Authors. *
* Authors: Michael Sherman *
* Contributors: *
* *
* Licensed under the Apache License, Version 2.0 (the "License"); you may *
* not use this file except in compliance with the License. You may obtain a *
* copy of the License at http://www.apache.org/licenses/LICENSE-2.0. *
* *
* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, *
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
* See the License for the specific language governing permissions and *
* limitations under the License. *
* -------------------------------------------------------------------------- */
/** @file
Define the SimTK::RowVectorView_ class that is part of Simbody's BigMatrix
toolset. **/
namespace SimTK {
//==============================================================================
// ROW VECTOR VIEW
//==============================================================================
/** @brief (Advanced) This class is identical to RowVector_ except that it has
shallow (reference) copy and assignment semantics.
Despite the name, this may be an owner if a RowVector_ is recast to a
%RowVectorView_. However, there are no owner constructors for %RowVectorView_.
@see RowVector_, RowVectorBase, MatrixView_ **/
template <class ELT> class RowVectorView_ : public RowVectorBase<ELT> {
typedef RowVectorBase<ELT> Base;
typedef typename CNT<ELT>::Scalar S;
typedef typename CNT<ELT>::Number Number;
typedef typename CNT<ELT>::StdNumber StdNumber;
typedef RowVectorView_<ELT> T;
typedef RowVectorView_< typename CNT<ELT>::TNeg > TNeg;
typedef VectorView_< typename CNT<ELT>::THerm > THerm;
public:
// Default construction is suppressed.
// Uses default destructor.
// Create a RowVectorView_ handle using a given helper rep.
explicit RowVectorView_(MatrixHelperRep<S>* hrep) : Base(hrep) {}
// Copy constructor is shallow. CAUTION: despite const argument, this preserves writability
// if it was present in the source. This is necessary to allow temporary views to be
// created and used as lvalues.
RowVectorView_(const RowVectorView_& r)
: Base(const_cast<MatrixHelper<S>&>(r.getHelper()), typename MatrixHelper<S>::ShallowCopy()) { }
// Copy assignment is deep but not reallocating.
RowVectorView_& operator=(const RowVectorView_& r) {
Base::operator=(r); return *this;
}
// Ask for shallow copy
explicit RowVectorView_(const MatrixHelper<S>& h) : Base(h, typename MatrixHelper<S>::ShallowCopy()) { }
explicit RowVectorView_(MatrixHelper<S>& h) : Base(h, typename MatrixHelper<S>::ShallowCopy()) { }
RowVectorView_& operator=(const Base& b) { Base::operator=(b); return *this; }
RowVectorView_& operator=(const ELT& v) { Base::operator=(v); return *this; }
template <class EE> RowVectorView_& operator=(const RowVectorBase<EE>& m)
{ Base::operator=(m); return*this; }
template <class EE> RowVectorView_& operator+=(const RowVectorBase<EE>& m)
{ Base::operator+=(m); return*this; }
template <class EE> RowVectorView_& operator-=(const RowVectorBase<EE>& m)
{ Base::operator-=(m); return*this; }
RowVectorView_& operator*=(const StdNumber& t) { Base::operator*=(t); return *this; }
RowVectorView_& operator/=(const StdNumber& t) { Base::operator/=(t); return *this; }
RowVectorView_& operator+=(const ELT& b) { this->elementwiseAddScalarInPlace(b); return *this; }
RowVectorView_& operator-=(const ELT& b) { this->elementwiseSubtractScalarInPlace(b); return *this; }
private:
// NO DATA MEMBERS ALLOWED
RowVectorView_(); // default construction suppressed (what is it a view of?)
};
} //namespace SimTK
#endif // SimTK_SIMMATRIX_ROWVECTORVIEW_H_
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