remove temporary precision conversion from interface

Author: MarcelKoch

core/matrix/multivector.cpp

@@ -271,30 +271,5 @@ GKO_INSTANTIATE_FOR_EACH_VALUE_TYPE(
     GKO_DECLARE_MULTIVECTOR_CREATE_LOCAL_VIEW_CONST);
 
 
-template <typename ValueType>
-auto MultiVector::temporary_precision()
-    -> std::unique_ptr<MultiVector, std::function<void(MultiVector*)>>
-{
-    return temporary_precision_impl(ValueType());
-}
-
-#define GKO_DECLARE_MULTIVECTOR_AS_PRECISION(_type)                 \
-    std::unique_ptr<MultiVector, std::function<void(MultiVector*)>> \
-    MultiVector::temporary_precision<_type>()
-GKO_INSTANTIATE_FOR_EACH_VALUE_TYPE(GKO_DECLARE_MULTIVECTOR_AS_PRECISION);
-
-
-template <typename ValueType>
-std::unique_ptr<const MultiVector> MultiVector::temporary_precision() const
-{
-    return temporary_precision_impl(ValueType());
-}
-
-#define GKO_DECLARE_MULTIVECTOR_AS_PRECISION_CONST(_type) \
-    std::unique_ptr<const MultiVector>                    \
-    MultiVector::temporary_precision<_type>() const
-GKO_INSTANTIATE_FOR_EACH_VALUE_TYPE(GKO_DECLARE_MULTIVECTOR_AS_PRECISION_CONST);
-
-
 }  // namespace matrix
 }  // namespace gko

include/ginkgo/core/matrix/multivector.hpp

@@ -156,14 +156,6 @@ class MultiVector : public EnableAbstractPolymorphicObject<MultiVector, LinOp> {
     [[nodiscard]] std::unique_ptr<const Dense<ValueType>> create_local_view()
         const;
 
-    template <typename ValueType>
-    [[nodiscard]] auto temporary_precision() const
-        -> std::unique_ptr<const MultiVector>;
-
-    template <typename ValueType>
-    [[nodiscard]] auto temporary_precision()
-        -> std::unique_ptr<MultiVector, std::function<void(MultiVector*)>>;
-
     [[nodiscard]] size_type get_stride() const noexcept;
 
 protected:
@@ -272,14 +264,6 @@ class MultiVector : public EnableAbstractPolymorphicObject<MultiVector, LinOp> {
             syn::apply_to_list<std::add_const_t, dense_types>>> = 0;
 
     [[nodiscard]] virtual auto get_stride_impl() const -> size_type = 0;
-
-    [[nodiscard]] virtual auto temporary_precision_impl(
-        syn::variant_from_tuple<supported_value_types> type)
-        -> std::unique_ptr<MultiVector, std::function<void(MultiVector*)>> = 0;
-
-    [[nodiscard]] virtual auto temporary_precision_impl(
-        syn::variant_from_tuple<supported_value_types> type) const
-        -> std::unique_ptr<const MultiVector> = 0;
 };