75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
// SuperTuxKart - a fun racing game with go-kart
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// Copyright (C) 2019 SuperTuxKart-Team
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 3
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU 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
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#ifndef HEADER_CHECK_TRIGGER_HPP
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#define HEADER_CHECK_TRIGGER_HPP
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#include "tracks/check_structure.hpp"
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#include "utils/cpp2011.hpp"
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#include "utils/types.hpp"
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#include <functional>
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/** This class implements a check point like item, but used only for scripting
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* or sound trigger.
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* \ingroup tracks
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*/
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class CheckTrigger : public CheckStructure
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{
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private:
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/** Center of the trigger. */
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const Vec3 m_center;
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/** Squared of the triggering distance. */
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const float m_distance2;
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/** Function to call when triggered. */
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std::function<void(int)> m_triggering_function;
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/** Time since last trigger, if any triggering between 2 seconds ignored
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* (like items). */
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uint64_t m_last_triggered_time;
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public:
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CheckTrigger(const Vec3& center, float distance,
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std::function<void(int)> triggering_function);
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// ------------------------------------------------------------------------
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virtual ~CheckTrigger() {}
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// ------------------------------------------------------------------------
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virtual bool isTriggered(const Vec3 &old_pos, const Vec3 &new_pos,
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int kart_id) OVERRIDE;
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// ------------------------------------------------------------------------
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virtual void trigger(unsigned int kart_index) OVERRIDE
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{
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if (!m_triggering_function) return;
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m_triggering_function(kart_index);
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CheckStructure::trigger(kart_index);
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}
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// ------------------------------------------------------------------------
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virtual CheckStructure* clone() OVERRIDE
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{
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CheckTrigger* ct = new CheckTrigger(*this);
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// Drop unneeded stuff ( trigger function is not supported in server,
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// no scripting atm)
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ct->m_triggering_function = nullptr;
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return ct;
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}
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}; // CheckTrigger
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#endif
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