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/*
Minetest
Copyright (C) 2016 est31, <MTest31@outlook.com>
This program 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 2.1 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef JOYSTICK_HEADER
#define JOYSTICK_HEADER
#include "irrlichttypes_extrabloated.h"
#include "keys.h"
#include <bitset>
#include <vector>
enum JoystickAxis {
JA_SIDEWARD_MOVE,
JA_FORWARD_MOVE,
JA_FRUSTUM_HORIZONTAL,
JA_FRUSTUM_VERTICAL,
// To know the count of enum values
JA_COUNT,
};
struct JoystickAxisLayout {
u16 axis_id;
// -1 if to invert, 1 if to keep it.
int invert;
};
struct JoystickCombination {
virtual bool isTriggered(const irr::SEvent::SJoystickEvent &ev) const=0;
GameKeyType key;
};
struct JoystickButtonCmb : public JoystickCombination {
JoystickButtonCmb() {}
JoystickButtonCmb(GameKeyType key, u32 filter_mask, u32 compare_mask) :
filter_mask(filter_mask),
compare_mask(compare_mask)
{
this->key = key;
}
virtual bool isTriggered(const irr::SEvent::SJoystickEvent &ev) const;
u32 filter_mask;
u32 compare_mask;
};
struct JoystickAxisCmb : public JoystickCombination {
JoystickAxisCmb() {}
JoystickAxisCmb(GameKeyType key, u16 axis_to_compare, int direction, s16 thresh) :
axis_to_compare(axis_to_compare),
direction(direction),
thresh(thresh)
{
this->key = key;
}
virtual bool isTriggered(const irr::SEvent::SJoystickEvent &ev) const;
u16 axis_to_compare;
// if -1, thresh must be smaller than the axis value in order to trigger
// if 1, thresh must be bigger than the axis value in order to trigger
int direction;
s16 thresh;
};
struct JoystickLayout {
std::vector<JoystickButtonCmb> button_keys;
std::vector<JoystickAxisCmb> axis_keys;
JoystickAxisLayout axes[JA_COUNT];
s16 axes_dead_border;
};
class JoystickController {
public:
JoystickController();
bool handleEvent(const irr::SEvent::SJoystickEvent &ev);
void clear();
bool wasKeyDown(GameKeyType b)
{
bool r = m_past_pressed_keys[b];
m_past_pressed_keys[b] = false;
return r;
}
bool getWasKeyDown(GameKeyType b)
{
return m_past_pressed_keys[b];
}
void clearWasKeyDown(GameKeyType b)
{
m_past_pressed_keys[b] = false;
}
bool wasKeyReleased(GameKeyType b)
{
bool r = m_past_released_keys[b];
m_past_released_keys[b] = false;
return r;
}
bool getWasKeyReleased(GameKeyType b)
{
return m_past_pressed_keys[b];
}
void clearWasKeyReleased(GameKeyType b)
{
m_past_pressed_keys[b] = false;
}
bool isKeyDown(GameKeyType b)
{
return m_pressed_keys[b];
}
s16 getAxis(JoystickAxis axis)
{
return m_axes_vals[axis];
}
s16 getAxisWithoutDead(JoystickAxis axis);
f32 doubling_dtime;
private:
const JoystickLayout *m_layout;
s16 m_axes_vals[JA_COUNT];
std::bitset<KeyType::INTERNAL_ENUM_COUNT> m_pressed_keys;
f32 m_internal_time;
f32 m_past_pressed_time[KeyType::INTERNAL_ENUM_COUNT];
std::bitset<KeyType::INTERNAL_ENUM_COUNT> m_past_pressed_keys;
std::bitset<KeyType::INTERNAL_ENUM_COUNT> m_past_released_keys;
};
#endif
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