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Deleted the coordinate based evaluation of tensor expressions, since it's hardly ever used and started to cause some issues with some versions of xcode.

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This commit is contained in:
Benoit Steiner
2016-02-22 15:29:41 -08:00
parent 6270d851e3
commit 72d2cf642e
4 changed files with 5 additions and 199 deletions
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52
unsupported/Eigen/CXX11/src/Tensor/TensorPatch.h
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@@ -93,7 +93,7 @@ struct TensorEvaluator<const TensorPatchOp<PatchDim, ArgType>, Device>
IsAligned = false,
PacketAccess = TensorEvaluator<ArgType, Device>::PacketAccess,
Layout = TensorEvaluator<ArgType, Device>::Layout,
CoordAccess = true,
CoordAccess = false,
RawAccess = false
};
@@ -248,56 +248,6 @@ struct TensorEvaluator<const TensorPatchOp<PatchDim, ArgType>, Device>
}
}
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE CoeffReturnType coeff(const array<Index, NumDims>& coords) const
{
Index patch_coord_idx = Layout == ColMajor ? NumDims - 1 : 0;
// Location of the first element of the patch.
const Index patchIndex = coords[patch_coord_idx];
if (TensorEvaluator<ArgType, Device>::CoordAccess) {
array<Index, NumDims-1> inputCoords;
if (static_cast<int>(Layout) == static_cast<int>(ColMajor)) {
for (int i = NumDims - 2; i > 0; --i) {
const Index patchIdx = patchIndex / m_patchStrides[i];
patchIndex -= patchIdx * m_patchStrides[i];
const Index offsetIdx = coords[i];
inputCoords[i] = coords[i] + patchIdx;
}
} else {
for (int i = 0; i < NumDims - 2; ++i) {
const Index patchIdx = patchIndex / m_patchStrides[i];
patchIndex -= patchIdx * m_patchStrides[i];
const Index offsetIdx = coords[i+1];
inputCoords[i] = coords[i+1] + patchIdx;
}
}
Index coords_idx = Layout == ColMajor ? 0 : NumDims - 1;
inputCoords[0] = (patchIndex + coords[coords_idx]);
return m_impl.coeff(inputCoords);
}
else {
Index inputIndex = 0;
if (Layout == ColMajor) {
for (int i = NumDims - 2; i > 0; --i) {
const Index patchIdx = patchIndex / m_patchStrides[i];
patchIndex -= patchIdx * m_patchStrides[i];
const Index offsetIdx = coords[i];
inputIndex += (patchIdx + offsetIdx) * m_inputStrides[i];
}
} else {
for (int i = 0; i < NumDims - 2; ++i) {
const Index patchIdx = patchIndex / m_patchStrides[i];
patchIndex -= patchIdx * m_patchStrides[i];
const Index offsetIdx = coords[i+1];
inputIndex += (patchIdx + offsetIdx) * m_inputStrides[i];
}
}
Index coords_idx = Layout == ColMajor ? 0 : NumDims - 1;
inputIndex += (patchIndex + coords[coords_idx]);
return m_impl.coeff(inputIndex);
}
}
EIGEN_DEVICE_FUNC Scalar* data() const { return NULL; }
protected: