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Adds initial ingame gamepad support to minetest. Full Formspec support is not implemented yet and can be added by a later change.
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Original file line number | Diff line number | Diff line change |
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@@ -1,6 +1,7 @@ | ||
set(client_SRCS | ||
${CMAKE_CURRENT_SOURCE_DIR}/clientlauncher.cpp | ||
${CMAKE_CURRENT_SOURCE_DIR}/tile.cpp | ||
${CMAKE_CURRENT_SOURCE_DIR}/joystick_controller.cpp | ||
PARENT_SCOPE | ||
) | ||
|
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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. | ||
*/ | ||
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#include "joystick_controller.h" | ||
#include "irrlichttypes_extrabloated.h" | ||
#include "keys.h" | ||
#include "settings.h" | ||
#include "gettime.h" | ||
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bool JoystickButtonCmb::isTriggered(const irr::SEvent::SJoystickEvent &ev) const | ||
{ | ||
u32 buttons = ev.ButtonStates; | ||
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buttons &= filter_mask; | ||
return buttons == compare_mask; | ||
} | ||
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bool JoystickAxisCmb::isTriggered(const irr::SEvent::SJoystickEvent &ev) const | ||
{ | ||
s16 ax_val = ev.Axis[axis_to_compare]; | ||
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return (ax_val * direction < 0) && (thresh * direction > ax_val * direction); | ||
} | ||
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// spares many characters | ||
#define JLO_B_PB(A, B, C) jlo.button_keys.push_back(JoystickButtonCmb(A, B, C)) | ||
#define JLO_A_PB(A, B, C, D) jlo.axis_keys.push_back(JoystickAxisCmb(A, B, C, D)) | ||
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static JoystickLayout create_default_layout() | ||
{ | ||
JoystickLayout jlo; | ||
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jlo.axes_dead_border = 1024; | ||
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const JoystickAxisLayout axes[JA_COUNT] = { | ||
{0, 1}, // JA_SIDEWARD_MOVE | ||
{1, 1}, // JA_FORWARD_MOVE | ||
{3, 1}, // JA_FRUSTUM_HORIZONTAL | ||
{4, 1}, // JA_FRUSTUM_VERTICAL | ||
}; | ||
memcpy(jlo.axes, axes, sizeof(jlo.axes)); | ||
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u32 sb = 1 << 7; // START button mask | ||
u32 fb = 1 << 3; // FOUR button mask | ||
u32 bm = sb | fb; // Mask for Both Modifiers | ||
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// The back button means "ESC". | ||
JLO_B_PB(KeyType::ESC, 1 << 6, 1 << 6); | ||
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// The start button counts as modifier as well as use key. | ||
// JLO_B_PB(KeyType::USE, sb, sb)); | ||
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// Accessible without start modifier button pressed | ||
// regardless whether four is pressed or not | ||
JLO_B_PB(KeyType::SNEAK, sb | 1 << 2, 1 << 2); | ||
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// Accessible without four modifier button pressed | ||
// regardless whether start is pressed or not | ||
JLO_B_PB(KeyType::MOUSE_L, fb | 1 << 4, 1 << 4); | ||
JLO_B_PB(KeyType::MOUSE_R, fb | 1 << 5, 1 << 5); | ||
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// Accessible without any modifier pressed | ||
JLO_B_PB(KeyType::JUMP, bm | 1 << 0, 1 << 0); | ||
JLO_B_PB(KeyType::SPECIAL1, bm | 1 << 1, 1 << 1); | ||
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// Accessible with start button not pressed, but four pressed | ||
// TODO find usage for button 0 | ||
JLO_B_PB(KeyType::DROP, bm | 1 << 1, fb | 1 << 1); | ||
JLO_B_PB(KeyType::SCROLL_UP, bm | 1 << 4, fb | 1 << 4); | ||
JLO_B_PB(KeyType::SCROLL_DOWN,bm | 1 << 5, fb | 1 << 5); | ||
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// Accessible with start button and four pressed | ||
// TODO find usage for buttons 0, 1 and 4, 5 | ||
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// Now about the buttons simulated by the axes | ||
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// Movement buttons, important for vessels | ||
JLO_A_PB(KeyType::FORWARD, 1, 1, 1024); | ||
JLO_A_PB(KeyType::BACKWARD, 1, -1, 1024); | ||
JLO_A_PB(KeyType::LEFT, 0, 1, 1024); | ||
JLO_A_PB(KeyType::RIGHT, 0, -1, 1024); | ||
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// Scroll buttons | ||
JLO_A_PB(KeyType::SCROLL_UP, 2, -1, 1024); | ||
JLO_A_PB(KeyType::SCROLL_DOWN, 5, -1, 1024); | ||
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return jlo; | ||
} | ||
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static const JoystickLayout default_layout = create_default_layout(); | ||
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JoystickController::JoystickController() | ||
{ | ||
m_layout = &default_layout; | ||
doubling_dtime = g_settings->getFloat("repeat_joystick_button_time"); | ||
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for (size_t i = 0; i < KeyType::INTERNAL_ENUM_COUNT; i++) { | ||
m_past_pressed_time[i] = 0; | ||
} | ||
clear(); | ||
} | ||
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bool JoystickController::handleEvent(const irr::SEvent::SJoystickEvent &ev) | ||
{ | ||
m_internal_time = getTimeMs() / 1000.f; | ||
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std::bitset<KeyType::INTERNAL_ENUM_COUNT> keys_pressed; | ||
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// First generate a list of keys pressed | ||
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for (size_t i = 0; i < m_layout->button_keys.size(); i++) { | ||
if (m_layout->button_keys[i].isTriggered(ev)) { | ||
keys_pressed.set(m_layout->button_keys[i].key); | ||
} | ||
} | ||
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for (size_t i = 0; i < m_layout->axis_keys.size(); i++) { | ||
if (m_layout->axis_keys[i].isTriggered(ev)) { | ||
keys_pressed.set(m_layout->axis_keys[i].key); | ||
} | ||
} | ||
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// Then update the values | ||
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for (size_t i = 0; i < KeyType::INTERNAL_ENUM_COUNT; i++) { | ||
if (keys_pressed[i]) { | ||
if (!m_past_pressed_keys[i] && | ||
m_past_pressed_time[i] < m_internal_time - doubling_dtime) { | ||
m_past_pressed_keys[i] = true; | ||
m_past_pressed_time[i] = m_internal_time; | ||
} | ||
} else if (m_pressed_keys[i]) { | ||
m_past_released_keys[i] = true; | ||
} | ||
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m_pressed_keys[i] = keys_pressed[i]; | ||
} | ||
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for (size_t i = 0; i < JA_COUNT; i++) { | ||
const JoystickAxisLayout &ax_la = m_layout->axes[i]; | ||
m_axes_vals[i] = ax_la.invert * ev.Axis[ax_la.axis_id]; | ||
} | ||
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return true; | ||
} | ||
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void JoystickController::clear() | ||
{ | ||
m_pressed_keys.reset(); | ||
m_past_pressed_keys.reset(); | ||
m_past_released_keys.reset(); | ||
memset(m_axes_vals, 0, sizeof(m_axes_vals)); | ||
} | ||
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s16 JoystickController::getAxisWithoutDead(JoystickAxis axis) | ||
{ | ||
s16 v = m_axes_vals[axis]; | ||
if (((v > 0) && (v < m_layout->axes_dead_border)) || | ||
((v < 0) && (v > -m_layout->axes_dead_border))) | ||
return 0; | ||
return v; | ||
} |
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