dce282d7b8
Ensure we don’t get weird conflicts as our internal version is starting to diverge from the original PLIB one.
116 lines
3.5 KiB
C++
116 lines
3.5 KiB
C++
// FGJoystickInput.hxx -- handle user input from joystick devices
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//
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// Written by Torsten Dreyer, started August 2009
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// Based on work from David Megginson, started May 2001.
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//
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// Copyright (C) 2009 Torsten Dreyer, Torsten (at) t3r _dot_ de
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// Copyright (C) 2001 David Megginson, david@megginson.com
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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 as
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// published by the Free Software Foundation; either version 2 of the
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// 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, 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
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// $Id$
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#ifndef _FGJOYSTICKINPUT_HXX
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#define _FGJOYSTICKINPUT_HXX
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#include "FGCommonInput.hxx"
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#include "FGButton.hxx"
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#include <memory> // for std::unique_ptr
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#include <simgear/structure/subsystem_mgr.hxx>
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#include "FlightGear_js.h"
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////////////////////////////////////////////////////////////////////////
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// The Joystick Input Class
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////////////////////////////////////////////////////////////////////////
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class FGJoystickInput : public SGSubsystem,
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FGCommonInput
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{
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public:
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FGJoystickInput();
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virtual ~FGJoystickInput();
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// Subsystem API.
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void init() override;
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void postinit() override;
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void reinit() override;
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void update(double dt) override;
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// Subsystem identification.
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static const char* staticSubsystemClassId() { return "input-joystick"; }
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static const int MAX_JOYSTICKS = 16;
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static const int MAX_JOYSTICK_AXES = _JS_MAX_AXES;
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static const int MAX_JOYSTICK_BUTTONS = 32;
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private:
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/**
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* @brief computeDeviceIndexName - compute the name including the index, based
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* on the number of identically named devices. This is used to allow multiple
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* different files for identical hardware, especially throttles
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* @param name - the base joystick name
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* @param lastIndex - don't check names at this index or above. Needed to
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* ensure we only check as far as the joystick we are currently processing
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* @return
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*/
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std::string computeDeviceIndexName(const std::string &name, int lastIndex) const;
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void _remove(bool all);
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SGPropertyNode_ptr status_node;
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/**
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* Settings for a single joystick axis.
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*/
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struct axis {
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axis ();
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virtual ~axis ();
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float last_value;
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float tolerance;
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binding_list_t bindings[KEYMOD_MAX];
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float low_threshold;
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float high_threshold;
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FGButton low;
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FGButton high;
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float interval_sec, delay_sec, release_delay_sec;
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double last_dt;
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};
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/**
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* Settings for a joystick.
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*/
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struct joystick {
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joystick ();
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virtual ~joystick ();
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int jsnum;
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std::unique_ptr<jsJoystick> plibJS;
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int naxes;
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int nbuttons;
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axis * axes;
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FGButton * buttons;
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bool predefined;
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bool initializing = true;
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bool initialized = false;
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float values[MAX_JOYSTICK_AXES];
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double init_dt = 0.0f;
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void clearAxesAndButtons();
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};
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joystick joysticks[MAX_JOYSTICKS];
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void updateJoystick(int index, joystick* joy, double dt);
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};
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#endif
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