74 lines
2.9 KiB
C++
74 lines
2.9 KiB
C++
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#ifndef IHit_HPP_INCLUDED
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#define IHit_HPP_INCLUDED
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/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (c) 2018-2021 3Dconnexion.
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file IHit.hpp
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* @brief The hit-testing interface.
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*/
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#include <navlib/navlib_types.h>
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namespace TDx {
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namespace SpaceMouse {
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namespace Navigation3D {
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/// <summary>
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/// The hit-testing interface.
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/// </summary>
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class IHit {
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public:
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/// <summary>
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/// Is called when the navigation library queries the result of the hit-testing.
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/// </summary>
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/// <param name="position">The hit <see cref="navlib::point_t"/> in world coordinates.</param>
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/// <returns>0 =no error, otherwise <0 <see cref="navlib::make_result_code"/>.</returns>
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virtual long GetHitLookAt(navlib::point_t &position) const = 0;
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/// <summary>
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/// Is called when the navigation library sets the aperture of the hit-testing ray/cone.
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/// </summary>
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/// <param name="aperture">The aperture of the ray/cone on the near plane.</param>
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/// <returns>0 =no error, otherwise <0 <see cref="navlib::make_result_code"/>.</returns>
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virtual long SetHitAperture(double aperture) = 0;
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/// <summary>
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/// Is called when the navigation library sets the direction of the hit-testing ray/cone.
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/// </summary>
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/// <param name="direction">The <see cref="navlib::vector_t"/> direction of the ray/cone.</param>
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/// <returns>0 =no error, otherwise <0 <see cref="navlib::make_result_code"/>.</returns>
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virtual long SetHitDirection(const navlib::vector_t& direction) = 0;
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/// <summary>
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/// Is called when the navigation library sets the source of the hit-testing ray/cone.
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/// </summary>
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/// <param name="eye">The source <see cref="navlib::point_t"/> of the hit cone.</param>
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/// <returns>0 =no error, otherwise <0 <see cref="navlib::make_result_code"/>.</returns>
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virtual long SetHitLookFrom(const navlib::point_t& eye) = 0;
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/// <summary>
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/// Is called when the navigation library sets the selection filter for hit-testing.
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/// </summary>
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/// <param name="onlySelection">true = ignore non-selected items.</param>
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/// <returns>0 =no error, otherwise <0 <see cref="navlib::make_result_code"/>.</returns>
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virtual long SetHitSelectionOnly(bool onlySelection) = 0;
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};
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} // namespace Navigation3D
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} // namespace SpaceMouse
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} // namespace TDx
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#endif // IHit_HPP_INCLUDED
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