From eda5bc26f44ee9a6f83dcf8c91f17296d7fc509d Mon Sep 17 00:00:00 2001
From: Nao Pross <np@0hm.ch>
Date: Mon, 12 Feb 2024 14:52:43 +0100
Subject: Move into version control

---
 src/armadillo/include/armadillo_bits/fn_min.hpp | 277 ++++++++++++++++++++++++
 1 file changed, 277 insertions(+)
 create mode 100644 src/armadillo/include/armadillo_bits/fn_min.hpp

(limited to 'src/armadillo/include/armadillo_bits/fn_min.hpp')

diff --git a/src/armadillo/include/armadillo_bits/fn_min.hpp b/src/armadillo/include/armadillo_bits/fn_min.hpp
new file mode 100644
index 0000000..3baa128
--- /dev/null
+++ b/src/armadillo/include/armadillo_bits/fn_min.hpp
@@ -0,0 +1,277 @@
+// SPDX-License-Identifier: Apache-2.0
+// 
+// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
+// Copyright 2008-2016 National ICT Australia (NICTA)
+// 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+// 
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ------------------------------------------------------------------------
+
+
+//! \addtogroup fn_min
+//! @{
+
+
+template<typename T1>
+arma_warn_unused
+inline
+typename enable_if2< is_arma_type<T1>::value && resolves_to_vector<T1>::yes, typename T1::elem_type >::result
+min(const T1& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  return op_min::min(X);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+arma_inline
+typename enable_if2< is_arma_type<T1>::value && resolves_to_vector<T1>::no, const Op<T1, op_min> >::result
+min(const T1& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  return Op<T1, op_min>(X, 0, 0);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+arma_inline
+typename enable_if2< is_arma_type<T1>::value, const Op<T1, op_min> >::result
+min(const T1& X, const uword dim)
+  {
+  arma_extra_debug_sigprint();
+  
+  return Op<T1, op_min>(X, dim, 0);
+  }
+
+
+
+template<typename T>
+arma_warn_unused
+arma_inline
+typename arma_scalar_only<T>::result
+min(const T& x)
+  {
+  return x;
+  }
+
+
+
+//! element-wise minimum
+template<typename T1, typename T2>
+arma_warn_unused
+arma_inline
+typename
+enable_if2
+  <
+  ( is_arma_type<T1>::value && is_arma_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value ),
+  const Glue<T1, T2, glue_min>
+  >::result
+min
+  (
+  const T1& X,
+  const T2& Y
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  return Glue<T1, T2, glue_min>(X, Y);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+arma_inline
+const OpCube<T1, op_min>
+min
+  (
+  const BaseCube<typename T1::elem_type, T1>& X,
+  const uword dim = 0
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  return OpCube<T1, op_min>(X.get_ref(), dim, 0);
+  }
+
+
+
+template<typename T1, typename T2>
+arma_warn_unused
+arma_inline
+const GlueCube<T1, T2, glue_min>
+min
+  (
+  const BaseCube<typename T1::elem_type, T1>& X,
+  const BaseCube<typename T1::elem_type, T2>& Y
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  return GlueCube<T1, T2, glue_min>(X.get_ref(), Y.get_ref());
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+typename
+enable_if2
+  <
+  is_arma_sparse_type<T1>::value && resolves_to_sparse_vector<T1>::yes,
+  typename T1::elem_type
+  >::result
+min(const T1& x)
+  {
+  arma_extra_debug_sigprint();
+  
+  return spop_min::vector_min(x);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+typename
+enable_if2
+  <
+  is_arma_sparse_type<T1>::value && resolves_to_sparse_vector<T1>::no,
+  const SpOp<T1, spop_min>
+  >::result
+min(const T1& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  return SpOp<T1, spop_min>(X, 0, 0);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+typename
+enable_if2
+  <
+  is_arma_sparse_type<T1>::value,
+  const SpOp<T1, spop_min>
+  >::result
+min(const T1& X, const uword dim)
+  {
+  arma_extra_debug_sigprint();
+  
+  return SpOp<T1, spop_min>(X, dim, 0);
+  }
+
+
+
+// elementwise sparse min
+template<typename T1, typename T2>
+arma_warn_unused
+inline
+typename
+enable_if2
+  <
+  (is_arma_sparse_type<T1>::value && is_arma_sparse_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value),
+  const SpGlue<T1, T2, spglue_min>
+  >::result
+min(const T1& x, const T2& y)
+  {
+  arma_extra_debug_sigprint();
+
+  return SpGlue<T1, T2, spglue_min>(x, y);
+  }
+
+
+
+//! elementwise min of dense and sparse objects with the same element type
+template<typename T1, typename T2>
+inline
+typename
+enable_if2
+  <
+  (is_arma_type<T1>::value && is_arma_sparse_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value),
+  Mat<typename T1::elem_type>
+  >::result
+min
+  (
+  const T1& x,
+  const T2& y
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  Mat<typename T1::elem_type> out;
+  
+  spglue_min::dense_sparse_min(out, x, y);
+  
+  return out;
+  }
+
+
+
+//! elementwise min of sparse and dense objects with the same element type
+template<typename T1, typename T2>
+inline
+typename
+enable_if2
+  <
+  (is_arma_sparse_type<T1>::value && is_arma_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value),
+  Mat<typename T1::elem_type>
+  >::result
+min
+  (
+  const T1& x,
+  const T2& y
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  Mat<typename T1::elem_type> out;
+  
+  // Just call the other order (these operations are commutative)
+  // TODO: if there is a matrix size mismatch, the debug assert will print the matrix sizes in wrong order
+  spglue_min::dense_sparse_min(out, y, x);
+  
+  return out;
+  }
+
+
+
+arma_warn_unused
+inline
+uword
+min(const SizeMat& s)
+  {
+  return (std::min)(s.n_rows, s.n_cols);
+  }
+
+
+
+arma_warn_unused
+inline
+uword
+min(const SizeCube& s)
+  {
+  return (std::min)( (std::min)(s.n_rows, s.n_cols), s.n_slices );
+  }
+
+
+
+//! @}
-- 
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