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Diffstat (limited to 'platform/windows/joypad_windows.h')
| -rw-r--r-- | platform/windows/joypad_windows.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/platform/windows/joypad_windows.h b/platform/windows/joypad_windows.h new file mode 100644 index 0000000000..4af5d9bd6a --- /dev/null +++ b/platform/windows/joypad_windows.h @@ -0,0 +1,149 @@ +/*************************************************************************/ +/* joypad_windows.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#ifndef JOYPAD_WINDOWS_H +#define JOYPAD_WINDOWS_H + +#include "os_windows.h" + +#define DIRECTINPUT_VERSION 0x0800 +#include <dinput.h> +#include <xinput.h> // on unix the file is called "xinput.h", on windows I'm sure it won't mind + +#ifndef SAFE_RELEASE // when Windows Media Device M? is not present +#define SAFE_RELEASE(x) \ + if (x != NULL) { \ + x->Release(); \ + x = NULL; \ + } +#endif + +#ifndef XUSER_MAX_COUNT +#define XUSER_MAX_COUNT 4 +#endif + +class JoypadWindows { +public: + JoypadWindows(); + JoypadWindows(InputDefault *_input, HWND *hwnd); + ~JoypadWindows(); + + void probe_joypads(); + void process_joypads(); + +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; + List<DWORD> joy_axis; + GUID guid; + + dinput_gamepad() { + id = -1; + last_pad = -1; + attached = false; + confirmed = false; + + for (int i = 0; i < MAX_JOY_BUTTONS; i++) + last_buttons[i] = false; + } + }; + + struct xinput_gamepad { + + int id; + bool attached; + bool vibrating; + DWORD last_packet; + XINPUT_STATE state; + uint64_t ff_timestamp; + uint64_t ff_end_timestamp; + + xinput_gamepad() { + attached = false; + vibrating = false; + ff_timestamp = 0; + ff_end_timestamp = 0; + last_packet = 0; + } + }; + + typedef DWORD(WINAPI *XInputGetState_t)(DWORD dwUserIndex, XINPUT_STATE *pState); + typedef DWORD(WINAPI *XInputSetState_t)(DWORD dwUserIndex, XINPUT_VIBRATION *pVibration); + + HWND *hWnd; + HANDLE xinput_dll; + LPDIRECTINPUT8 dinput; + InputDefault *input; + + int id_to_change; + 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); + + InputDefault::JoyAxis axis_correct(int p_val, bool p_xinput = false, bool p_trigger = false, bool p_negate = false) const; + XInputGetState_t xinput_get_state; + XInputSetState_t xinput_set_state; +}; + +#endif // JOYPAD_WINDOWS_H |