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/************************************************************************
*
* Copyright (C) 2015-2025 IRCAD France
* Copyright (C) 2015-2016 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/data/config.hpp>
#include <core/clock.hpp>
#include <core/compound_types.hpp>
#include <array>
#include <cstdint>
namespace sight::data::tools
{
/// Structure to store picking information
struct picking_info
{
enum modifier
{
none = 0,
ctrl = 1,
shift = 2
};
enum class event : std::int8_t
{
mouse_left_up = 0,
mouse_right_up,
mouse_middle_up,
mouse_wheelforward,
mouse_left_down,
mouse_right_down,
mouse_middle_down,
mouse_wheelbackward,
mouse_move,
key_press
};
/// Position clicked in world coordinates
sight::vec3d_t m_world_pos {};
/// Position clicked in pixel coordinates
sight::vec2d_t m_pixel_pos {};
/// Viewport size in pixels
sight::vec2d_t m_viewport_size {};
/// Id of the cell
int m_cell_id = -1;
/// Id of the closest point
int m_closest_point_id = -1;
/// Mouse event
event m_event_id = event::mouse_left_up;
/// Modifier mask
std::int8_t m_modifier_mask = 0;
/// Key event
char m_key_pressed = 0;
core::clock::type m_timestamp {};
};
} // namespace sight::data::tools
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