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variadic version of assert which can take a parameter pack as its input.

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Mehdi Goli
2018-08-01 12:19:14 +01:00
parent edf46bd7a2
commit 3a197a60e6
2 changed files with 26 additions and 0 deletions
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2
unsupported/Eigen/CXX11/src/Tensor/TensorMap.h
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@@ -150,6 +150,7 @@ template<typename PlainObjectType, int Options_, template <class> class MakePoin
EIGEN_STRONG_INLINE const Scalar& operator()(Index firstIndex, Index secondIndex, IndexTypes... otherIndices) const
{
EIGEN_STATIC_ASSERT(sizeof...(otherIndices) + 2 == NumIndices, YOU_MADE_A_PROGRAMMING_MISTAKE)
eigen_variadic_assert((Eigen::NumTraits<Index>::highest() >= otherIndices)...);
if (PlainObjectType::Options&RowMajor) {
const Index index = m_dimensions.IndexOfRowMajor(array<Index, NumIndices>{{firstIndex, secondIndex, otherIndices...}});
return m_data[index];
@@ -237,6 +238,7 @@ template<typename PlainObjectType, int Options_, template <class> class MakePoin
EIGEN_STRONG_INLINE Scalar& operator()(Index firstIndex, Index secondIndex, IndexTypes... otherIndices)
{
static_assert(sizeof...(otherIndices) + 2 == NumIndices || NumIndices == Dynamic, "Number of indices used to access a tensor coefficient must be equal to the rank of the tensor.");
eigen_variadic_assert((Eigen::NumTraits<Index>::highest() >= otherIndices)...);
const std::size_t NumDims = sizeof...(otherIndices) + 2;
if (PlainObjectType::Options&RowMajor) {
const Index index = m_dimensions.IndexOfRowMajor(array<Index, NumDims>{{firstIndex, secondIndex, otherIndices...}});