/*
* Copyright (c) 2004, Alexander Stippler
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1) Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2) Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3) Neither the name of the FLENS development group nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef FLENS_AUXILIARY_RANGE_TCC
#define FLENS_AUXILIARY_RANGE_TCC 1
#include <flens/auxiliary/range.h>
namespace flens {
template <typename IndexType>
Range<IndexType>::Range(IndexType firstIndex, IndexType lastIndex)
: firstIndex_(firstIndex), stride_(1), lastIndex_(lastIndex)
{
}
template <typename IndexType>
Range<IndexType>::Range(IndexType firstIndex,
IndexType stride,
IndexType lastIndex)
: firstIndex_(firstIndex), stride_(stride), lastIndex_(lastIndex)
{
}
template <typename IndexType>
IndexType
Range<IndexType>::firstIndex() const
{
return firstIndex_;
}
template <typename IndexType>
IndexType
Range<IndexType>::stride() const
{
return stride_;
}
template <typename IndexType>
IndexType
Range<IndexType>::lastIndex() const
{
return lastIndex_;
}
template <typename IndexType>
IndexType
Range<IndexType>::numTicks() const
{
return (lastIndex_-firstIndex_)/abs(stride_) + IndexType(1);
}
template <typename IndexType>
IndexType
Range<IndexType>::length() const
{
return (lastIndex_-firstIndex_)/abs(stride_) + IndexType(1);
}
//------------------------------------------------------------------------------
template <typename IndexType>
std::ostream &
operator<<(std::ostream &out, const Range<IndexType> &range)
{
out << "[" << range.firstIndex() << ",";
if (range.stride()!=1) {
out << range.stride();
}
out << range.lastIndex() << "]";
return out;
}
template <typename IndexType>
bool
operator==(const Range<IndexType> &lhs, const Range<IndexType> &rhs)
{
return (lhs.firstIndex()==rhs.firstIndex())
&& (lhs.lastIndex()==rhs.lastIndex())
&& (lhs.stride()==rhs.stride());
}
} // namespace flens
#endif // FLENS_AUXILIARY_RANGE_TCC
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