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/************************************************************************
*
* Copyright (C) 2018-2024 IRCAD France
* Copyright (C) 2018-2020 IHU Strasbourg
*
* This file is part of Sight.
*
* Sight 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.
*
* Sight 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 Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#include "module/geometry/__/matrix_list.hpp"
#include <core/com/signal.hxx>
#include <core/com/slots.hxx>
#include <iomanip>
namespace sight::module::geometry
{
//-----------------------------------------------------------------------------
static const core::com::signals::key_t MATRIX_ADDED_SIG = "matrixAdded";
static const core::com::signals::key_t MATRIX_REMOVED_SIG = "matrixRemoved";
static const core::com::slots::key_t SELECT_MATRIX_SLOT = "selectMatrix";
static const core::com::slots::key_t REMOVE_MATRIX_SLOT = "removeMatrix";
//-----------------------------------------------------------------------------
matrix_list::matrix_list() noexcept
{
new_signal<matrix_added_signal_t>(MATRIX_ADDED_SIG);
new_signal<matrix_removed_signal_t>(MATRIX_REMOVED_SIG);
new_slot(SELECT_MATRIX_SLOT, &matrix_list::select_matrix, this);
new_slot(REMOVE_MATRIX_SLOT, &matrix_list::remove_matrix, this);
}
//-----------------------------------------------------------------------------
matrix_list::~matrix_list() noexcept =
default;
//-----------------------------------------------------------------------------
void matrix_list::starting()
{
// get inputs
[[maybe_unused]] const std::size_t num_matrices = m_input_vector.size();
[[maybe_unused]] const std::size_t num_selected = m_selected_vector.size();
[[maybe_unused]] const std::size_t num_output = m_output_vector.size();
SIGHT_ASSERT(
"the numbers of matrices, vectors and selected matrices should be the same",
num_matrices == num_output && num_matrices == num_selected
);
SIGHT_ASSERT(
"the numbers of matrices, vectors and selected matrices should be superior to one",
num_matrices > 0 && num_output > 0 && num_selected > 0
);
}
//-----------------------------------------------------------------------------
void matrix_list::stopping()
{
}
//-----------------------------------------------------------------------------
void matrix_list::configuring()
{
}
//-----------------------------------------------------------------------------
void matrix_list::updating()
{
// Get the computed matrix from input group vector
data::vector::sptr computed_vector;
if(m_input_vector.size() > 0)
{
for(std::size_t i = 0 ; i < m_input_vector.size() ; ++i)
{
data::matrix4::sptr computed_matrix = std::make_shared<data::matrix4>();
{
const auto input = m_input_vector[i].lock();
computed_matrix->deep_copy(input.get_shared());
}
// Fill the output vector group with the matrix
auto computed_vector_ptr = m_output_vector[i].lock();
computed_vector = computed_vector_ptr.get_shared();
if(nullptr == computed_vector)
{
computed_vector = std::make_shared<data::vector>();
}
computed_vector->push_back(computed_matrix);
this->set_output(computed_vector, VECTOR_INOUT, i);
auto sig = computed_vector->signal<data::vector::added_signal_t>
(data::vector::ADDED_OBJECTS_SIG);
sig->async_emit(computed_vector->get_content());
}
}
// create string containing matrix values
std::string str;
data::matrix4::sptr computed_matrix = std::make_shared<data::matrix4>();
{
const auto input = m_input_vector[0].lock();
computed_matrix->deep_copy(input.get_shared());
}
for(std::size_t i = 0 ; i < 4 ; ++i)
{
str += "[ ";
for(std::size_t j = 0 ; j < 4 ; j++)
{
std::ostringstream out;
out << std::setprecision(3) << (*computed_matrix)[i * 4 + j];
str += out.str();
str += " ";
}
str += "]";
if(i < 3)
{
str += ", ";
}
}
// notify
const int index = static_cast<int>(computed_vector->size() - 1);
// push the selected matrix
this->select_matrix(index);
this->signal<matrix_added_signal_t>(MATRIX_ADDED_SIG)->async_emit(index, str);
}
//-----------------------------------------------------------------------------
void matrix_list::select_matrix(int _index)
{
for(std::size_t i = 0 ; i < m_input_vector.size() ; ++i)
{
auto selected_matrix = m_selected_vector[i].lock();
auto output_vector = m_output_vector[i].lock();
selected_matrix->deep_copy(std::dynamic_pointer_cast<data::matrix4>((*output_vector)[std::size_t(_index)]));
auto sig = selected_matrix->signal<data::matrix4::modified_signal_t>(data::matrix4::MODIFIED_SIG);
sig->async_emit();
}
}
//-----------------------------------------------------------------------------
void matrix_list::remove_matrix(int _index)
{
if(m_input_vector.size() > 0)
{
for(std::size_t i = 0 ; i < m_input_vector.size() ; ++i)
{
auto output_vector = m_output_vector[i].lock();
output_vector->erase(output_vector->begin() + _index);
auto sig = output_vector->signal<data::vector::removed_signal_t>
(data::vector::REMOVED_OBJECTS_SIG);
sig->async_emit(output_vector->get_content());
}
this->signal<matrix_removed_signal_t>(MATRIX_REMOVED_SIG)->async_emit(_index);
}
}
//-----------------------------------------------------------------------------
} // namespace sight::module::geometry
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