3 Copyright (C) 2016 est31, <MTest31@outlook.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #include "joystick_controller.h"
21 #include "irrlichttypes_extrabloated.h"
26 bool JoystickButtonCmb::isTriggered(const irr::SEvent::SJoystickEvent &ev) const
28 u32 buttons = ev.ButtonStates;
30 buttons &= filter_mask;
31 return buttons == compare_mask;
34 bool JoystickAxisCmb::isTriggered(const irr::SEvent::SJoystickEvent &ev) const
36 s16 ax_val = ev.Axis[axis_to_compare];
38 return (ax_val * direction < 0) && (thresh * direction > ax_val * direction);
41 // spares many characters
42 #define JLO_B_PB(A, B, C) jlo.button_keys.push_back(JoystickButtonCmb(A, B, C))
43 #define JLO_A_PB(A, B, C, D) jlo.axis_keys.push_back(JoystickAxisCmb(A, B, C, D))
45 static JoystickLayout create_default_layout()
49 jlo.axes_dead_border = 1024;
51 const JoystickAxisLayout axes[JA_COUNT] = {
52 {0, 1}, // JA_SIDEWARD_MOVE
53 {1, 1}, // JA_FORWARD_MOVE
54 {3, 1}, // JA_FRUSTUM_HORIZONTAL
55 {4, 1}, // JA_FRUSTUM_VERTICAL
57 memcpy(jlo.axes, axes, sizeof(jlo.axes));
59 u32 sb = 1 << 7; // START button mask
60 u32 fb = 1 << 3; // FOUR button mask
61 u32 bm = sb | fb; // Mask for Both Modifiers
63 // The back button means "ESC".
64 JLO_B_PB(KeyType::ESC, 1 << 6, 1 << 6);
66 // The start button counts as modifier as well as use key.
67 // JLO_B_PB(KeyType::USE, sb, sb));
69 // Accessible without start modifier button pressed
70 // regardless whether four is pressed or not
71 JLO_B_PB(KeyType::SNEAK, sb | 1 << 2, 1 << 2);
73 // Accessible without four modifier button pressed
74 // regardless whether start is pressed or not
75 JLO_B_PB(KeyType::MOUSE_L, fb | 1 << 4, 1 << 4);
76 JLO_B_PB(KeyType::MOUSE_R, fb | 1 << 5, 1 << 5);
78 // Accessible without any modifier pressed
79 JLO_B_PB(KeyType::JUMP, bm | 1 << 0, 1 << 0);
80 JLO_B_PB(KeyType::SPECIAL1, bm | 1 << 1, 1 << 1);
82 // Accessible with start button not pressed, but four pressed
83 // TODO find usage for button 0
84 JLO_B_PB(KeyType::DROP, bm | 1 << 1, fb | 1 << 1);
85 JLO_B_PB(KeyType::SCROLL_UP, bm | 1 << 4, fb | 1 << 4);
86 JLO_B_PB(KeyType::SCROLL_DOWN,bm | 1 << 5, fb | 1 << 5);
88 // Accessible with start button and four pressed
89 // TODO find usage for buttons 0, 1 and 4, 5
91 // Now about the buttons simulated by the axes
93 // Movement buttons, important for vessels
94 JLO_A_PB(KeyType::FORWARD, 1, 1, 1024);
95 JLO_A_PB(KeyType::BACKWARD, 1, -1, 1024);
96 JLO_A_PB(KeyType::LEFT, 0, 1, 1024);
97 JLO_A_PB(KeyType::RIGHT, 0, -1, 1024);
100 JLO_A_PB(KeyType::SCROLL_UP, 2, -1, 1024);
101 JLO_A_PB(KeyType::SCROLL_DOWN, 5, -1, 1024);
106 static const JoystickLayout default_layout = create_default_layout();
108 JoystickController::JoystickController()
110 m_layout = &default_layout;
111 doubling_dtime = g_settings->getFloat("repeat_joystick_button_time");
113 for (size_t i = 0; i < KeyType::INTERNAL_ENUM_COUNT; i++) {
114 m_past_pressed_time[i] = 0;
119 bool JoystickController::handleEvent(const irr::SEvent::SJoystickEvent &ev)
121 m_internal_time = getTimeMs() / 1000.f;
123 std::bitset<KeyType::INTERNAL_ENUM_COUNT> keys_pressed;
125 // First generate a list of keys pressed
127 for (size_t i = 0; i < m_layout->button_keys.size(); i++) {
128 if (m_layout->button_keys[i].isTriggered(ev)) {
129 keys_pressed.set(m_layout->button_keys[i].key);
133 for (size_t i = 0; i < m_layout->axis_keys.size(); i++) {
134 if (m_layout->axis_keys[i].isTriggered(ev)) {
135 keys_pressed.set(m_layout->axis_keys[i].key);
139 // Then update the values
141 for (size_t i = 0; i < KeyType::INTERNAL_ENUM_COUNT; i++) {
142 if (keys_pressed[i]) {
143 if (!m_past_pressed_keys[i] &&
144 m_past_pressed_time[i] < m_internal_time - doubling_dtime) {
145 m_past_pressed_keys[i] = true;
146 m_past_pressed_time[i] = m_internal_time;
148 } else if (m_pressed_keys[i]) {
149 m_past_released_keys[i] = true;
152 m_pressed_keys[i] = keys_pressed[i];
155 for (size_t i = 0; i < JA_COUNT; i++) {
156 const JoystickAxisLayout &ax_la = m_layout->axes[i];
157 m_axes_vals[i] = ax_la.invert * ev.Axis[ax_la.axis_id];
164 void JoystickController::clear()
166 m_pressed_keys.reset();
167 m_past_pressed_keys.reset();
168 m_past_released_keys.reset();
169 memset(m_axes_vals, 0, sizeof(m_axes_vals));
172 s16 JoystickController::getAxisWithoutDead(JoystickAxis axis)
174 s16 v = m_axes_vals[axis];
175 if (((v > 0) && (v < m_layout->axes_dead_border)) ||
176 ((v < 0) && (v > -m_layout->axes_dead_border)))