---
milena/ChangeLog | 5 +++++
milena/mln/data/compute.hh | 29 ++++++++++++++++++++++++++++-
2 files changed, 33 insertions(+), 1 deletions(-)
diff --git a/milena/ChangeLog b/milena/ChangeLog
index 24e679a..8ee6e28 100644
--- a/milena/ChangeLog
+++ b/milena/ChangeLog
@@ -1,5 +1,10 @@
2009-08-17 Guillaume Lazzara <lazzara(a)lrde.epita.fr>
+ * mln/data/compute.hh: Add an overload with non const
+ accumulators.
+
+2009-08-17 Guillaume Lazzara <lazzara(a)lrde.epita.fr>
+
* headers.mk: Regen.
2009-08-15 Thierry Geraud <thierry.geraud(a)lrde.epita.fr>
diff --git a/milena/mln/data/compute.hh b/milena/mln/data/compute.hh
index c0d87cc..6a234a9 100644
--- a/milena/mln/data/compute.hh
+++ b/milena/mln/data/compute.hh
@@ -1,4 +1,5 @@
-// Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE)
+// Copyright (C) 2007, 2008, 2009 EPITA Research and Development
+// Laboratory (LRDE)
//
// This file is part of Olena.
//
@@ -42,6 +43,8 @@ namespace mln
{
/// Compute an accumulator onto the pixel values of the image \p input.
+ /// Be ware that the given accumulator won't be modified and won't
+ /// store any result.
///
/// \param[in] a An accumulator.
/// \param[in] input The input image.
@@ -56,6 +59,19 @@ namespace mln
/// Compute an accumulator onto the pixel values of the image \p input.
///
+ /// \param[in, out] a An accumulator.
+ /// \param[in] input The input image.
+ /// \return The accumulator result.
+ ///
+ /// It fully relies on data::update.
+ //
+ template <typename A, typename I>
+ mln_result(A)
+ compute(Accumulator<A>& a, const Image<I>& input);
+
+
+ /// Compute an accumulator onto the pixel values of the image \p input.
+ ///
/// \param[in] a A meta-accumulator.
/// \param[in] input The input image.
/// \return The accumulator result.
@@ -76,6 +92,16 @@ namespace mln
mln_result(A)
compute(const Accumulator<A>& a_, const Image<I>& input)
{
+ A a;
+ return compute(a, input);
+ }
+
+
+ template <typename A, typename I>
+ inline
+ mln_result(A)
+ compute(Accumulator<A>& a_, const Image<I>& input)
+ {
trace::entering("data::compute");
A a = exact(a_);
@@ -88,6 +114,7 @@ namespace mln
return a;
}
+
template <typename A, typename I>
inline
mln_meta_accu_result(A, mln_value(I))
--
1.5.6.5
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