field_algo_base.impl.hh

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/*!
 *
 * Copyright (C) 2015 Technical University of Liberec.  All rights reserved.
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License version 3 as published by the
 * Free Software Foundation. (http://www.gnu.org/licenses/gpl-3.0.en.html)
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
 *
 * 
 * @file    field_algo_base.impl.hh
 * @brief   
 */
 
#ifndef field_algo_base_IMPL_HH_
#define field_algo_base_IMPL_HH_
 
#include <string>
#include <limits>
#include <memory>
using namespace std;
 
#include "fields/field_algo_base.hh"
 
#include "fields/field_values.hh"
 
#include "tools/unit_converter.hh"
 
#include "tools/time_governor.hh"
#include "input/factory.hh"
#include "input/accessors.hh"
#include "input/flow_attribute_lib.hh"
 
namespace it = Input::Type;
 
 
 
 
/******************************************************************************************
 * Implementation of FieldBase<...>
 */
 
template <int spacedim, class Value>
FieldAlgorithmBase<spacedim, Value>::FieldAlgorithmBase(unsigned int n_comp)
: value_(r_value_),
  field_result_(result_other),
  component_idx_(std::numeric_limits<unsigned int>::max()),
  unit_conversion_coefficient_(1.0)
{
    value_.set_n_comp(n_comp);
}
 
 
 
template <int spacedim, class Value>
string FieldAlgorithmBase<spacedim, Value>::template_name() {
    return fmt::format("R{:d}_to_{}", spacedim, Value::type_name() );
}
 
 
 
template <int spacedim, class Value>
Input::Type::Abstract & FieldAlgorithmBase<spacedim, Value>::get_input_type() {
    stringstream ss;
    ss << "[" << Value::NRows_  << ", " << Value::NCols_  << "]";
    return it::Abstract("Field_"+template_name(), "Abstract for all time-space functions.")
            .allow_auto_conversion("FieldConstant")
            .root_of_generic_subtree()
            .add_attribute(FlowAttribute::field_value_shape(), ss.str() )
            .close();
}
 
 
template <int spacedim, class Value>
const Input::Type::Instance & FieldAlgorithmBase<spacedim, Value>::get_input_type_instance(Input::Type::Selection value_selection) {
    std::vector<it::TypeBase::ParameterPair> param_vec;
    if (is_enum_valued) {
        ASSERT( !(value_selection==Input::Type::Selection()) ).error("Not defined 'value_selection' for enum element type.\n");
        param_vec.push_back( std::make_pair("element_input_type", std::make_shared<it::Selection>(value_selection)) );
    } else {
        param_vec.push_back( std::make_pair("element_input_type", std::make_shared<typename Value::ElementInputType>()) );
    }
 
    return it::Instance(get_input_type(), param_vec).close();
}
 
template <int spacedim, class Value>
const Input::Type::Record & FieldAlgorithmBase<spacedim, Value>::get_field_algo_common_keys() {
    return it::Record("FieldAlgorithmBase_common_aux", "")
        .declare_key("unit", UnitConverter::get_input_type(), it::Default::optional(),
                                "Unit of the field values provided in the main input file, in the external file, or "
                                "by a function (FieldPython).")
        .close();
}
 
template <int spacedim, class Value>
shared_ptr< FieldAlgorithmBase<spacedim, Value> >
FieldAlgorithmBase<spacedim, Value>::function_factory(const Input::AbstractRecord &rec, const struct FieldAlgoBaseInitData& init_data )
{
    shared_ptr< FieldAlgorithmBase<spacedim, Value> > func;
    func = rec.factory< FieldAlgorithmBase<spacedim, Value> >(init_data.n_comp_);
    func->init_from_input(rec, init_data);
    return func;
}
 
 
 
template <int spacedim, class Value>
void FieldAlgorithmBase<spacedim, Value>::init_from_input(const Input::Record &, const struct FieldAlgoBaseInitData&) {
    THROW( ExcInputInitUnsupported() << EI_Field(typeid(this).name()) );
}
 
 
 
template <int spacedim, class Value>
bool FieldAlgorithmBase<spacedim, Value>::set_time(const TimeStep &time) {
    time_ = time;
    return false; // no change
}
 
 
 
template <int spacedim, class Value>
void FieldAlgorithmBase<spacedim, Value>::set_mesh(const Mesh *,  bool) {
}
 
 
 
template<int spacedim, class Value>
unsigned int FieldAlgorithmBase<spacedim, Value>::n_comp() const {
    return (Value::NRows_ ? 0 : value_.n_rows());
}
 
 
template<int spacedim, class Value>
void FieldAlgorithmBase<spacedim, Value>::cache_update(
            FMT_UNUSED FieldValueCache<typename Value::element_type> &data_cache,
            FMT_UNUSED ElementCacheMap &cache_map,
            FMT_UNUSED unsigned int region_patch_idx)
{
    ASSERT_DBG(false).error("Must be implemented in descendants!\n");
}
 
 
template<int spacedim, class Value>
void FieldAlgorithmBase<spacedim, Value>::cache_reinit(FMT_UNUSED const ElementCacheMap &cache_map)
{}
 
 
template<int spacedim, class Value>
void FieldAlgorithmBase<spacedim, Value>::value_list(
        const Armor::array  &point_list,
        const ElementAccessor<spacedim> &elm,
        std::vector<typename Value::return_type>  &value_list)
{
    ASSERT_EQ( point_list.size(), value_list.size() ).error();
    ASSERT_DBG(point_list.n_rows() == spacedim && point_list.n_cols() == 1).error("Invalid point size.\n");
    for(unsigned int i=0; i< point_list.size(); i++) {
        ASSERT( Value(value_list[i]).n_rows()==this->value_.n_rows() )(i)(Value(value_list[i]).n_rows())(this->value_.n_rows())
                .error("value_list has wrong number of rows");
        value_list[i]=this->value(point_list.vec<spacedim>(i), elm);
    }
 
}
 
template<int spacedim, class Value>
void FieldAlgorithmBase<spacedim, Value>::init_unit_conversion_coefficient(const Input::Record &rec,
        const struct FieldAlgoBaseInitData& init_data)
{
    Input::Record unit_record;
    if ( rec.opt_val("unit", unit_record) ) {
        if (!Value::is_scalable()) {
            WarningOut().fmt("Setting unit conversion coefficient of non-floating point field at address {}\nCoefficient will be skipped.\n",
                    rec.address_string());
        }
        std::string unit_str = unit_record.val<std::string>("unit_formula");
        try {
            this->unit_conversion_coefficient_ = init_data.unit_si_.convert_unit_from(unit_str);
        } catch (ExcInvalidUnit &e) {
            e << rec.ei_address();
            throw;
        } catch (ExcNoncorrespondingUnit &e) {
            e << rec.ei_address();
            throw;
        }
    }
}
 
 
 
 
#endif //FUNCTION_BASE_IMPL_HH_