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component_libmultiscale_inline_impl.hh
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component_libmultiscale_inline_impl.hh
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/**
* @file component_libmultiscale.hh
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
*
* @date Mon Sep 08 23:40:22 2014
*
* @brief This describe the root objects to be combined into valid LM
* components
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* LibMultiScale is free software: you can redistribute it and/or modify it
* under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* LibMultiScale 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with LibMultiScale. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef __LIBMULTISCALE_COMPONENT_LIBMULTISCALE_INLINE_IMPL_HH__
#define __LIBMULTISCALE_COMPONENT_LIBMULTISCALE_INLINE_IMPL_HH__
/* -------------------------------------------------------------------------- */
#include "auto_arguments.hh"
#include "component_libmultiscale.hh"
#include "container_array.hh"
#include "lm_common.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_LIBMULTISCALE__
/* -------------------------------------------------------------------------- */
class Component;
/* -------------------------------------------------------------------------- */
using dispatch = AutoDispatch::dispatch;
template <typename T, typename... Ts>
using enable_if_type = AutoDispatch::enable_if_type<T, Ts...>;
/* --------------------------------------------------------------------- */
// OutputContainer
/* --------------------------------------------------------------------- */
template <typename T>
inline OutputContainer &OutputContainer::operator=(T &&v) {
AutoDispatch::ArgumentAny::operator=(std::forward<T>(v));
return *this;
}
template <typename type, typename... T>
decltype(auto) OutputContainer::alloc(T &&... construction_parameters) {
try {
this->get<type>();
} catch (AutoDispatch::no_argument &e) {
(*this) = type(construction_parameters...);
}
auto &output = this->get<type>();
if (component)
output.acquireContext(*component);
return output;
}
/* --------------------------------------------------------------------- */
// InputContainer
/* --------------------------------------------------------------------- */
template <typename T> inline InputContainer &InputContainer::operator=(T &&v) {
auto out = std::make_shared<OutputContainer>();
*out = std::forward<T>(v);
output_reference = out;
return *this;
}
/* --------------------------------------------------------------------- */
template <typename T> decltype(auto) InputContainer::get() {
OutputContainer &out = this->get();
return out.get<T>();
}
/* --------------------------------------------------------------------- */
template <typename T> decltype(auto) InputContainer::get() const {
OutputContainer &out = this->get();
return out.get<T>();
}
/* -------------------------------------------------------------------------- */
// Component
/* -------------------------------------------------------------------------- */
template <typename T> void Component::setCommGroup(CommGroup &group) {
LMObject::setCommGroup(group);
for (auto &&[key, output] : this->outputs) {
try {
this->getOutputAsArray<T>(key).setCommGroup(group);
} catch (AutoDispatch::no_argument &e) {
// do nothing: cannot clean unallocated pointer
} catch (AutoDispatch::bad_argument_cast &e) {
// do nothing: it is not an array
} catch (std::bad_cast &e) {
// do nothing: it is not an array
}
}
}
/* --------------------------------------------------------------------- */
template <typename ContMap>
inline decltype(auto) Component::getContainer(const std::string &required_name,
ContMap &cont) {
std::string container_type = "unknown";
if constexpr (std::is_same_v<ContMap, decltype(this->inputs)>)
container_type = "input";
else if constexpr (std::is_same_v<ContMap, decltype(this->outputs)>)
container_type = "output";
std::string name = required_name;
if (name == "") {
if constexpr (std::is_same_v<ContMap, decltype(this->outputs)>)
name = this->default_output;
}
if (name == "") {
if (cont.size() == 0) {
LM_FATAL("There is no " << container_type << " for " << this->getID());
} else if (cont.size() != 1) {
std::string mesg = this->getID() + " " + container_type +
" has several entries: need a name";
mesg += "\n\nPossible names: \n\n";
for (auto &&pair : cont) {
mesg += "\t" + pair.first + "\n";
}
LM_FATAL(mesg);
}
name = cont.begin()->first;
} else {
auto search = cont.find(name);
if (search == cont.end()) {
std::string mesg =
this->getID() + ":" + name + ": " + container_type + " not existing";
mesg += "\n\nPossibilities are: \n\n";
for (auto &&pair : cont) {
mesg += "\t" + pair.first + "\n";
}
LM_FATAL(mesg);
}
}
return std::forward_as_tuple(name, cont[name]);
}
/* --------------------------------------------------------------------- */
template <typename T>
inline decltype(auto) Component::getOutput(const std::string &output_name) {
return getOutput(output_name).get<T>();
}
/* --------------------------------------------------------------------- */
template <typename T>
inline decltype(auto) Component::evalOutput(const std::string &output_name) {
this->compute();
return getOutput<T>(output_name);
}
/* --------------------------------------------------------------------- */
template <typename T>
inline decltype(auto)
Component::evalArrayOutput(const std::string &output_name) {
return evalOutput(output_name).get<ContainerArray<T>>();
}
/* --------------------------------------------------------------------- */
template <typename Cont, typename... T>
auto &Component::allocOutput(const std::string &output_name,
T &&... construction_parameters) {
using type = typename Cont::ContainerSubset;
try {
this->getOutput(output_name).get<type>();
} catch (AutoDispatch::no_argument &e) {
this->getOutput(output_name).alloc<type>(construction_parameters...);
}
auto &output = getOutput(output_name).get<type>();
return output;
}
/* --------------------------------------------------------------------- */
template <typename Names>
void Component::createArrayOutputs(Names &&output_names) {
for (auto &&f : output_names) {
this->createArrayOutput(f);
}
}
/* --------------------------------------------------------------------- */
template <typename T>
void Component::createArrayOutput(const std::string &name) {
this->createOutput(name);
this->getOutput(name) = ContainerArray<T>(this->getID() + ":" + name);
}
/* --------------------------------------------------------------------- */
template <typename T>
ContainerArray<T> &Component::getOutputAsArray(const std::string &output_name) {
return this->getOutput(output_name).get<ContainerArray<T>>();
}
/* --------------------------------------------------------------------- */
template <typename T>
void Component::connect(const std::string &input, T &&arg) {
auto search = inputs.find(input);
if (search == inputs.end()) {
DUMP(input + ": input not existing", DBG_MESSAGE);
if (inputs.size() > 0) {
DUMP("Possible inputs are:", DBG_MESSAGE);
for (auto p : inputs) {
DUMP("\t" + p.first + "\n", DBG_MESSAGE);
}
} else {
DUMP("there are no possible inputs", DBG_MESSAGE);
}
LM_FATAL("abort:" + input + ": input not existing");
}
inputs[input] = std::forward<T>(arg);
}
/* --------------------------------------------------------------------- */
template <typename T, typename... Ts>
inline std::enable_if_t<std::is_same_v<std::decay_t<T>, InputConnection>>
Component::compute(T &&arg, Ts &&... args) {
auto tup_args = std::forward_as_tuple(arg, args...);
apply(
[&](auto &&... _arg) {
(this->connect(_arg.name, std::forward<OutputContainer>(_arg.val)),
...);
},
tup_args);
this->compute();
}
/* --------------------------------------------------------------------- */
template <typename T>
inline std::enable_if_t<not std::is_same_v<std::decay_t<T>, InputConnection>>
Component::compute(T &&arg) {
// get the default input
auto &&[input, arg_cont_input] = getContainer("", inputs);
arg_cont_input = std::forward<T>(arg);
this->compute();
}
/* --------------------------------------------------------------------- */
// array output management
/* --------------------------------------------------------------------- */
template <typename F>
void Component::applyArrayOutput(F &&f, const std::string &name) {
try {
auto &_output = this->getOutputAsArray(name);
f(_output);
} catch (AutoDispatch::no_argument &e) {
// do nothing: cannot clean unallocated pointer
} catch (AutoDispatch::bad_argument_cast &e) {
// do nothing: it is not an array
} catch (std::bad_cast &e) {
// do nothing: it is not an array
}
}
/* --------------------------------------------------------------------- */
__END_LIBMULTISCALE__
#endif /* __LIBMULTISCALE_COMPONENT_LIBMULTISCALE_INLINE_IMPL_HH__ */

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