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/************************************************************************
*
* Copyright (C) 2009-2024 IRCAD France
* Copyright (C) 2012-2020 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/>.
*
***********************************************************************/
#pragma once
#include <sight/utest_data/config.hpp>
#include <core/base.hpp>
#include <data/mesh.hpp>
namespace sight::utest_data::generator
{
/**
* @brief This helper generates a mesh using specified structure (quad or triangle).
*/
class mesh
{
public:
using points_map_t = std::map<std::array<float, 3>, data::mesh::point_t>;
/**
* @brief Generate a mesh.
* @param _mesh mesh to generate
*/
SIGHT_UTEST_DATA_API static void generate_mesh(const data::mesh::sptr& _mesh);
/**
* @brief Generate a quad mesh.
*
* This method generates synthetic mesh with quads (two faces of a cube).
*
* @param[out] _mesh data::mesh empty mesh structure to fill with quad cells.
* @param[in] _attributes attributes of the mesh (POINT_COLORS, point_normals, ...)
*/
SIGHT_UTEST_DATA_API static void generate_quad_mesh(
const data::mesh::sptr& _mesh,
data::mesh::attribute _attributes = data::mesh::attribute::none
);
/**
* @brief Generate a triangle mesh
*
* This method generates synthetic mesh with triangles (two faces of a cube).
*
* @param[out] _mesh data::mesh empty mesh structure to fill with triangle cell.
* @param[in] _attributes attributes of the mesh (POINT_COLORS, point_normals, ...)
*/
SIGHT_UTEST_DATA_API static void generate_triangle_mesh(
const data::mesh::sptr& _mesh,
data::mesh::attribute _attributes = data::mesh::attribute::none
);
/**
* @brief Generate a mesh with quad and triangle cells.
*
* This method generates synthetic mesh with triangles and quads (four faces of a cube).
*
* @param[out] _mesh data::mesh empty mesh structure to fill with quad and triangle cells.
* @param[in] _attributes attributes of the mesh (POINT_COLORS, point_normals, ...)
*/
SIGHT_UTEST_DATA_API static void generate_triangle_quad_mesh(
const data::mesh::sptr& _mesh,
data::mesh::attribute _attributes = data::mesh::attribute::none
);
private:
/**
* @brief Add quad cells in mesh, this method generates synthetic data (two face of a cube).
*
* @param[out] _mesh data::mesh Mesh structure to fill with quad cells.
* @param[in] _points points_map_t Point registration map used to not create point which already in mesh buffer.
* @param[in] _nb_points_by_edge std::size_t Number of points by edge.
* @param[in] _edge_dim float Edge dimension in 3D world.
*/
static void add_quad_mesh(
const data::mesh::sptr& _mesh,
points_map_t& _points,
std::size_t _nb_points_by_edge = 10,
float _edge_dim = 100.F
);
/**
* @brief Add triangle cells in mesh, this method generates synthetic data (two face of a cube).
*
* @param[out] _mesh data::mesh Mesh structure to fill with triangle cells.
* @param[in] _points points_map_t Point registration map used to not create point which already in mesh buffer.
* @param[in] _nb_points_by_edge std::size_t Number of points by edge.
* @param[in] _edge_dim float Edge dimension in 3D world.
*/
static void add_triangle_mesh(
const data::mesh::sptr& _mesh,
points_map_t& _points,
std::size_t _nb_points_by_edge = 10,
float _edge_dim = 100.F
);
static data::mesh::point_t add_point(
const data::mesh::position_t* _pt,
const data::mesh::sptr& _mesh,
points_map_t& _points
);
/**
* @brief Shake points of the mesh.
*
* @param[out] _mesh data::mesh structure to shake.
*/
static void shake_points(const data::mesh::sptr& _mesh);
};
} // namespace sight::utest_data::generator
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