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ipa: libipa: vector: Add sum() function

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Add a function to calculate the sum of a vector. It will be useful for
algorithms.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Milan Zamazal <mzamazal@redhat.com>
This commit is contained in:
Laurent Pinchart 2024-11-16 21:02:52 +02:00
parent 2a29a2a6a1
commit 5ad6b3b1bb
2 changed files with 19 additions and 0 deletions
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12
src/ipa/libipa/vector.cpp
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@ -289,6 +289,18 @@ namespace ipa {
* \return The length of the vector
*/
/**
* \fn Vector::sum() const
* \brief Calculate the sum of all the vector elements
* \tparam R The type of the sum
*
* The type R of the sum defaults to the type T of the elements, but can be set
* explicitly to use a different type in case the type T would risk
* overflowing.
*
* \return The sum of all the vector elements
*/
/**
* \fn Vector<T, Rows> operator*(const Matrix<T, Rows, Cols> &m, const Vector<T, Cols> &v)
* \brief Multiply a matrix by a vector