XInputAPI.h

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#pragma once
 
// TODO: This should probably be behind some sort of pragma that allows linking with xinput
namespace RE::XInput
{
    struct __XINPUT_GAMEPAD
    {
        std::uint16_t wButtons;
        std::byte     bLeftTrigger;
        std::byte     bRightTrigger;
        std::int16_t  sThumbLX;
        std::int16_t  sThumbLY;
        std::int16_t  sThumbRX;
        std::int16_t  sThumbRY;
    };
    using XINPUT_GAMEPAD = __XINPUT_GAMEPAD;
    struct __XINPUT_STATE
    {
        std::uint32_t    dwPacketNumber;
        __XINPUT_GAMEPAD Gamepad;
    };
    using XINPUT_STATE = __XINPUT_STATE;
    struct __XINPUT_KEYSTROKE
    {
        std::uint16_t VirtualKey;
        std::uint16_t Unicode;
        std::uint16_t Flags;
        std::uint8_t  UserIndex;
        std::uint8_t  HidCode;
    };
    using XINPUT_KEYSTROKE = __XINPUT_KEYSTROKE;
    struct __XINPUT_VIBRATION
    {
        std::uint16_t wLeftMotorSpeed;
        std::uint16_t wRightMotorSpeed;
    };
    using XINPUT_VIBRATION = __XINPUT_VIBRATION;
 
    struct __XINPUT_CAPABILITIES
    {
        std::uint8_t     Type;
        std::uint8_t     SubType;
        std::uint16_t    Flags;
        XINPUT_GAMEPAD   Gamepad;
        XINPUT_VIBRATION Vibration;
    };
    using XINPUT_CAPABILITIES = __XINPUT_CAPABILITIES;
 
    enum XInputButton : std::uint16_t
    {
        XINPUT_GAMEPAD_DPAD_UP = 0x0001,
        XINPUT_GAMEPAD_DPAD_DOWN = 0x0002,
        XINPUT_GAMEPAD_DPAD_LEFT = 0x0004,
        XINPUT_GAMEPAD_DPAD_RIGHT = 0x0008,
        XINPUT_GAMEPAD_START = 0x0010,
        XINPUT_GAMEPAD_BACK = 0x0020,
        XINPUT_GAMEPAD_LEFT_THUMB = 0x0040,
        XINPUT_GAMEPAD_RIGHT_THUMB = 0x0080,
        XINPUT_GAMEPAD_LEFT_SHOULDER = 0x0100,
        XINPUT_GAMEPAD_RIGHT_SHOULDER = 0x0200,
        XINPUT_GAMEPAD_A = 0x1000,
        XINPUT_GAMEPAD_B = 0x2000,
        XINPUT_GAMEPAD_X = 0x4000,
        XINPUT_GAMEPAD_Y = 0x8000
    };
    static constexpr std::uint16_t XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE = 7849;
    static constexpr std::uint16_t XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE = 8689;
    static constexpr std::uint8_t  XINPUT_GAMEPAD_TRIGGER_THRESHOLD = 30;
 
    static constexpr std::uint16_t XINPUT_BUTTON_MASK = XINPUT_GAMEPAD_DPAD_UP |
                                                        XINPUT_GAMEPAD_DPAD_DOWN |
                                                        XINPUT_GAMEPAD_DPAD_LEFT |
                                                        XINPUT_GAMEPAD_DPAD_RIGHT |
                                                        XINPUT_GAMEPAD_START |
                                                        XINPUT_GAMEPAD_BACK |
                                                        XINPUT_GAMEPAD_LEFT_THUMB |
                                                        XINPUT_GAMEPAD_RIGHT_THUMB |
                                                        XINPUT_GAMEPAD_LEFT_SHOULDER |
                                                        XINPUT_GAMEPAD_RIGHT_SHOULDER |
                                                        XINPUT_GAMEPAD_A |
                                                        XINPUT_GAMEPAD_B |
                                                        XINPUT_GAMEPAD_X |
                                                        XINPUT_GAMEPAD_Y;
}