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// Copyright (C) 2024 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
/*
Originally based on code from "platform/windows/joypad_windows.h" from Godot Engine v4.0
Copyright (c) 2014-present Godot Engine contributors
Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.
*/
#ifndef WINDOWSJOYSTICKINPUT_H
#define WINDOWSJOYSTICKINPUT_H
#include <QtUniversalInput/private/qjoystickinput_p.h>
#include <QtCore/QLibrary>
#include <windows.h>
#define DIRECTINPUT_VERSION 0x0800
#include <dinput.h>
#include <xinput.h>
QT_BEGIN_NAMESPACE
class WindowsJoystickInput : public QJoystickInput
{
Q_OBJECT
public:
WindowsJoystickInput();
~WindowsJoystickInput();
void probeJoypads();
void processJoypads();
protected:
void timerEvent(QTimerEvent *event) override;
private:
enum {
JOYPADS_MAX = 16,
JOY_AXIS_COUNT = 6,
MIN_JOY_AXIS = 10,
MAX_JOY_AXIS = 32768,
MAX_JOY_BUTTONS = 128,
KEY_EVENT_BUFFER_SIZE = 512,
MAX_TRIGGER = 255
};
struct dinput_gamepad {
int id;
bool attached;
bool confirmed;
bool last_buttons[MAX_JOY_BUTTONS];
DWORD last_pad;
LPDIRECTINPUTDEVICE8 di_joy;
QList<LONG> joy_axis;
GUID guid;
dinput_gamepad() {
id = -1;
last_pad = -1;
attached = false;
confirmed = false;
di_joy = nullptr;
guid = {};
for (int i = 0; i < MAX_JOY_BUTTONS; i++) {
last_buttons[i] = false;
}
}
};
struct xinput_gamepad {
int id = 0;
bool attached = false;
bool vibrating = false;
DWORD last_packet = 0;
XINPUT_STATE state;
uint64_t ff_timestamp = 0;
uint64_t ff_end_timestamp = 0;
};
typedef DWORD(WINAPI *XInputGetState_t)(DWORD dwUserIndex, XINPUT_STATE *pState);
typedef DWORD(WINAPI *XInputSetState_t)(DWORD dwUserIndex, XINPUT_VIBRATION *pVibration);
HWND hWnd = nullptr;
LPDIRECTINPUT8 dinput = nullptr;
int id_to_change;
int slider_count;
int joypad_count;
bool attached_joypads[JOYPADS_MAX];
dinput_gamepad d_joypads[JOYPADS_MAX];
xinput_gamepad x_joypads[XUSER_MAX_COUNT];
static BOOL CALLBACK enumCallback(const DIDEVICEINSTANCE *p_instance, void *p_context);
static BOOL CALLBACK objectsCallback(const DIDEVICEOBJECTINSTANCE *instance, void *context);
void setup_joypad_object(const DIDEVICEOBJECTINSTANCE *ob, int p_joy_id);
void close_joypad(int id = -1);
void load_xinput();
void unload_xinput();
void post_hat(int p_device, DWORD p_dpad);
bool have_device(const GUID &p_guid);
bool is_xinput_device(const GUID *p_guid);
bool setup_dinput_joypad(const DIDEVICEINSTANCE *instance);
void joypad_vibration_start_xinput(int p_device, float p_weak_magnitude, float p_strong_magnitude, float p_duration, uint64_t p_timestamp);
void joypad_vibration_stop_xinput(int p_device, uint64_t p_timestamp);
float axis_correct(int p_val, bool p_xinput = false, bool p_trigger = false, bool p_negate = false) const;
QLibrary xinput_dll;
XInputGetState_t xinput_get_state = nullptr;
XInputSetState_t xinput_set_state = nullptr;
};
QT_END_NAMESPACE
#endif // WINDOWSJOYSTICKINPUT_H
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