iw4x-client/src/Components/Modules/Gamepad.cpp

#include "STDInclude.hpp"

#include <limits>

#define XINPUT_SENSITIVITY_MULTIPLIER 4 // Arbitrary value I multiply the xinput senstivity dvar with to get nicer values (0-10 range or something)
#define SIGN(d) ((d > 0) - (d < 0))

namespace Components
{
	Gamepad::GamePad Gamepad::gamePads[1]{};
	std::chrono::milliseconds Gamepad::timeAtFirstHeldMaxLookX = 0ms; // "For how much time in milliseconds has the player been holding a horizontal direction on their stick, fully" (-1.0 or 1.0)
	bool Gamepad::isHoldingMaxLookX = false;
	bool Gamepad::isADS;

	Dvar::Var Gamepad::gpad_enabled;
	Dvar::Var Gamepad::gpad_debug;
	Dvar::Var Gamepad::gpad_present;
	Dvar::Var Gamepad::gpad_sticksConfig;
	Dvar::Var Gamepad::gpad_buttonConfig;
	Dvar::Var Gamepad::gpad_menu_scroll_delay_first;
	Dvar::Var Gamepad::gpad_menu_scroll_delay_rest;
	Dvar::Var Gamepad::gpad_rumble;
	Dvar::Var Gamepad::gpad_stick_pressed_hysteresis;
	Dvar::Var Gamepad::gpad_stick_pressed;
	Dvar::Var Gamepad::gpad_stick_deadzone_max;
	Dvar::Var Gamepad::gpad_stick_deadzone_min;
	Dvar::Var Gamepad::gpad_button_deadzone;
	Dvar::Var Gamepad::gpad_button_rstick_deflect_max;
	Dvar::Var Gamepad::gpad_button_lstick_deflect_max;

	Dvar::Var Gamepad::xpadSensitivity;
	Dvar::Var Gamepad::xpadEarlyTime;
	Dvar::Var Gamepad::xpadEarlyMultiplier;
	Dvar::Var Gamepad::xpadHorizontalMultiplier;
	Dvar::Var Gamepad::xpadVerticalMultiplier;
	Dvar::Var Gamepad::xpadAdsMultiplier;

	Gamepad::GamePadStickDir Gamepad::lastMenuNavigationDirection = GPAD_STICK_DIR_COUNT;
	std::chrono::milliseconds Gamepad::lastNavigationTime = 0ms;
	std::chrono::milliseconds Gamepad::msBetweenNavigations = 220ms;

	// This should be read from a text file in the players/ folder, most probably / or from config_mp.cfg
	std::vector<Gamepad::ActionMapping> mappings = {
		Gamepad::ActionMapping(XINPUT_GAMEPAD_A, "gostand"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_B, "stance"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_X, "usereload"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_Y, "weapnext", false),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_LEFT_SHOULDER, "smoke"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_RIGHT_SHOULDER, "frag"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_LEFT_THUMB,  "breath_sprint"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_RIGHT_THUMB, "melee"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_START, "togglemenu", false),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_BACK, "scores"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_DPAD_LEFT, "actionslot 3"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_DPAD_RIGHT, "actionslot 2"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_DPAD_DOWN, "actionslot 1"),
		Gamepad::ActionMapping(XINPUT_GAMEPAD_DPAD_UP, "actionslot 4"),
	};

	// Same thing
	std::vector<Gamepad::MenuMapping> menuMappings = {
		Gamepad::MenuMapping(XINPUT_GAMEPAD_A, Game::keyNum_t::K_KP_ENTER),
		Gamepad::MenuMapping(XINPUT_GAMEPAD_B, Game::keyNum_t::K_ESCAPE),
		Gamepad::MenuMapping(XINPUT_GAMEPAD_DPAD_RIGHT, Game::keyNum_t::K_KP_RIGHTARROW),
		Gamepad::MenuMapping(XINPUT_GAMEPAD_DPAD_LEFT, Game::keyNum_t::K_KP_LEFTARROW),
		Gamepad::MenuMapping(XINPUT_GAMEPAD_DPAD_UP, Game::keyNum_t::K_KP_UPARROW),
		Gamepad::MenuMapping(XINPUT_GAMEPAD_DPAD_DOWN, Game::keyNum_t::K_KP_DOWNARROW)
	};

//	void Gamepad::Vibrate(int leftVal, int rightVal)
//	{
//		// Create a Vibraton State
//		XINPUT_VIBRATION Vibration;
//
//		// Zeroise the Vibration
//		ZeroMemory(&Vibration, sizeof(XINPUT_VIBRATION));
//
//		// Set the Vibration Values
//		Vibration.wLeftMotorSpeed = leftVal;
//		Vibration.wRightMotorSpeed = rightVal;
//
//		// Vibrate the controller
//		XInputSetState(xiPlayerNum, &Vibration);
//	}

	void Gamepad::CL_GamepadMove(int, Game::usercmd_s* cmd)
	{
		auto& gamePad = gamePads[0];

		if (gamePad.enabled)
		{
			if (std::fabs(gamePad.sticks[0]) > 0.0f || std::fabs(gamePad.sticks[1]) > 0.0f) {
				// We check for 0:0 again so we don't overwrite keyboard input in case the user doesn't feel like using their gamepad, even though its plugged in
				cmd->rightmove = static_cast<char>(gamePad.sticks[0] * static_cast<float>(std::numeric_limits<char>().max()));
				cmd->forwardmove = static_cast<char>(gamePad.sticks[1] * static_cast<float>(std::numeric_limits<char>().max()));
			}

            const bool pressingLeftTrigger = gamePad.analogs[0] > TRIGGER_THRESHOLD_F;
            const bool previouslyPressingLeftTrigger = gamePad.lastAnalogs[0] > TRIGGER_THRESHOLD_F;
			if (pressingLeftTrigger != previouslyPressingLeftTrigger)
			{
				if (pressingLeftTrigger) {
					Command::Execute("+speed_throw");
					isADS = true;
				}
				else {
					Command::Execute("-speed_throw");
					isADS = false;
				}
			}

			const bool pressingRightTrigger = gamePad.analogs[1] > TRIGGER_THRESHOLD_F;
			const bool previouslyPressingRightTrigger = gamePad.lastAnalogs[1] > TRIGGER_THRESHOLD_F;
			if (pressingRightTrigger != previouslyPressingRightTrigger)
			{
				if (pressingRightTrigger) {
					Command::Execute("+attack");
				}
				else {
					Command::Execute("-attack");
				}
			}

			// Buttons (on/off) mappings
			for (auto& i : mappings)
            {
				auto mapping = i;
				auto action = mapping.action;
				auto antiAction = mapping.action;

				if (mapping.isReversible) {
					action = "+" + mapping.action;
					antiAction = "-" + mapping.action;
				}
				else if (mapping.wasPressed) {
					if (gamePad.digitals & mapping.input) {
						// Button still pressed, do not send info
					}
					else {
                        i.wasPressed = false;
					}

					continue;
				}

				if (gamePad.digitals & mapping.input) {
					if (mapping.spamWhenHeld || !i.wasPressed) {
						Command::Execute(action);
					}
                    i.wasPressed = true;
				}
				else if (mapping.isReversible && mapping.wasPressed) {
                    i.wasPressed = false;
					Command::Execute(antiAction);
				}
			}
		}
	}

	__declspec(naked) void Gamepad::CL_CreateCmdStub()
	{
		__asm
		{
			// do xinput!
			push esi
			push ebp
			call CL_GamepadMove
			add     esp, 8h

			// execute code we patched over
			add     esp, 4
			fld     st
			pop     ebx

			// return back
			push 0x5A6DBF
			retn
		}
	}

	__declspec(naked) void Gamepad::MSG_WriteDeltaUsercmdKeyStub()
	{
		__asm
		{
			// fix stack pointer
			add esp, 0Ch

			// put both forward move and rightmove values in the movement button
			mov   dl, byte ptr[edi + 1Ah] // to_forwardMove
			mov   dh, byte ptr[edi + 1Bh] // to_rightMove

			mov[esp + 30h], dx // to_buttons

			mov   dl, byte ptr[ebp + 1Ah] // from_forwardMove
			mov   dh, byte ptr[ebp + 1Bh] // from_rightMove

			mov[esp + 2Ch], dx // from_buttons

			// return back
			push 0x60E40E
			retn
		}
	}

	void Gamepad::ApplyMovement(Game::msg_t* msg, int key, Game::usercmd_s* from, Game::usercmd_s* to)
	{
		char forward;
		char right;

		if (Game::MSG_ReadBit(msg))
		{
			short movementBits = static_cast<short>(key ^ Game::MSG_ReadBits(msg, 16));

			forward = static_cast<char>(movementBits);
			right = static_cast<char>(movementBits >> 8);
		}
		else
		{
			forward = from->forwardmove;
			right = from->rightmove;
		}

		to->forwardmove = forward;
		to->rightmove = right;
	}

	__declspec(naked) void Gamepad::MSG_ReadDeltaUsercmdKeyStub()
	{
		__asm
		{
			push ebx // to
			push ebp // from
			push edi // key
			push esi // msg
			call ApplyMovement
			add     esp, 10h

			// return back
			push 0x4921BF
			ret
		}
	}

	__declspec(naked) void Gamepad::MSG_ReadDeltaUsercmdKeyStub2()
	{
		__asm
		{
			push ebx // to
			push ebp // from
			push edi // key
			push esi // msg
			call ApplyMovement
			add     esp, 10h

			// return back
			push 3
			push esi
			push 0x492085
			ret
		}
	}

	void Gamepad::MenuNavigate()
    {
		auto& gamePad = gamePads[0];
		Game::menuDef_t* menuDef = Game::Menu_GetFocused(Game::uiContext);

		if (menuDef) 
		{
			if (gamePad.enabled)
			{
				std::chrono::milliseconds now = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
				std::chrono::milliseconds timeSinceLastNavigation = now - lastNavigationTime;
				bool canNavigate = timeSinceLastNavigation > msBetweenNavigations;

				if (gamePad.stickDown[1][GPAD_STICK_POS]) {
					if (canNavigate) {
						Game::Menu_SetPrevCursorItem(Game::uiContext, menuDef, 1);
						lastMenuNavigationDirection = GPAD_STICK_POS;
						lastNavigationTime = now;
					}
				}
				else if (gamePad.stickDown[1][GPAD_STICK_NEG]) {
					if (canNavigate) {
						Game::Menu_SetNextCursorItem(Game::uiContext, menuDef, 1);
						lastMenuNavigationDirection = GPAD_STICK_NEG;
						lastNavigationTime = now;
					}
				}
				else {
					lastMenuNavigationDirection = GPAD_STICK_DIR_COUNT;
				}

				for (auto& mapping : menuMappings)
                {
					if (mapping.wasPressed) {
						if (gamePad.digitals & mapping.input) {
							// Button still pressed, do not send info
						}
						else {
							mapping.wasPressed = false;
						}
					}
					else if (gamePad.digitals & mapping.input) {
						Game::UI_KeyEvent(0, mapping.keystroke, 1);
						mapping.wasPressed = true;
					}
				}
			}
		}
	}

	int Gamepad::unk_CheckKeyHook(int localClientNum, Game::keyNum_t keyCode)
    {
        const auto& gamePad = gamePads[0];

		if (gamePad.enabled)
		{
			if (keyCode == Game::keyNum_t::K_MOUSE2) {
                const bool pressingLeftTrigger = gamePad.analogs[0] > TRIGGER_THRESHOLD_F;
                const bool previouslyPressingLeftTrigger = gamePad.lastAnalogs[0] > TRIGGER_THRESHOLD_F;
				if (pressingLeftTrigger != previouslyPressingLeftTrigger)
				{
					if (pressingLeftTrigger) {
						return 1;
					}
					else {
						return 0;
					}
				}
			}
		}

		return Utils::Hook::Call<int(int, Game::keyNum_t)>(0x48B2D0)(localClientNum, keyCode);
	}

	void Gamepad::MouseOverride(Game::clientActive_t* clientActive, float* mx, float* my)
    {
		Gamepad::CL_GetMouseMovementCl(clientActive, mx, my);

		const auto& gamePad = gamePads[0];

		if (gamePad.enabled)
		{
			float viewSensitivityMultiplier = xpadSensitivity.get<float>() * XINPUT_SENSITIVITY_MULTIPLIER;

			float lockedSensitivityMultiplier = xpadEarlyMultiplier.get<float>();
			float generalXSensitivityMultiplier = xpadHorizontalMultiplier.get<float>();
			float generalYSensitivityMultiplier = xpadVerticalMultiplier.get<float>();
			std::chrono::milliseconds msBeforeUnlockingSensitivity = std::chrono::milliseconds(xpadEarlyTime.get<int>());

			float viewStickX = gamePad.sticks[2];
			float viewStickY = gamePad.sticks[3];
			
			// Gamepad horizontal acceleration on view
			if (abs(viewStickX) > 0.80f) {
				if (!Gamepad::isHoldingMaxLookX) {
					Gamepad::isHoldingMaxLookX = true;
					Gamepad::timeAtFirstHeldMaxLookX = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
				}
				else {
					std::chrono::milliseconds hasBeenHoldingLeftXForMs = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()) - Gamepad::timeAtFirstHeldMaxLookX;
#ifdef STEP_SENSITIVITY
					if (hasBeenHoldingLeftXForMs < msBeforeUnlockingSensitivity) {
						viewStickX *= lockedSensitivityMultiplier;
					}
#else
					float coeff = std::clamp(hasBeenHoldingLeftXForMs.count() / (float)msBeforeUnlockingSensitivity.count(), 0.0F, 1.0F);
					viewStickX *= lockedSensitivityMultiplier + coeff * (1.0f - lockedSensitivityMultiplier);
#endif
				}
			}
			else {
				Gamepad::isHoldingMaxLookX = false;
				Gamepad::timeAtFirstHeldMaxLookX = 0ms;
				viewStickX *= lockedSensitivityMultiplier;
			}

			float adsMultiplier = 1.0f;

			auto ps = &clientActive->snap.ps;

			// DO NOT use clientActive->usingAds ! It only works for toggle ADS
			if (Game::PM_IsAdsAllowed(ps) && Gamepad::isADS) {
				adsMultiplier = xpadAdsMultiplier.get<float>();
			}

			if (viewStickX != 0 || viewStickY != 0) {
				*(my) = viewStickX * viewSensitivityMultiplier * generalXSensitivityMultiplier * adsMultiplier;
				*(mx) = -viewStickY * viewSensitivityMultiplier * generalYSensitivityMultiplier * adsMultiplier;
			}

			// Handling killstreaks
			const bool pressingRightTrigger = gamePad.analogs[1] > TRIGGER_THRESHOLD_F;
			const bool previouslyPressingRightTrigger = gamePad.lastAnalogs[1] > TRIGGER_THRESHOLD_F;
			if (pressingRightTrigger != previouslyPressingRightTrigger)
			{
				bool* isInPredator = reinterpret_cast<bool*>(0x8EE3B8);

				if (pressingRightTrigger) {
					Utils::Hook::Set(0xA1C4F4, Game::LOC_SEL_INPUT_CONFIRM);
					if (*isInPredator) {
						// Yea, that's how we boost
						// Command::execute is sync by default so the predator event gets fired properly
						Command::Execute("+attack");
						Command::Execute("-attack");
					}
				}
			}
		}

	}

	// Game -> Client DLL
	__declspec(naked) void CL_GetMouseMovementStub()
	{
		__asm
		{
			push edx;
			push ecx;
			push eax;
			call Gamepad::MouseOverride;
			add esp, 0xC;
			ret;
		}
	}

	// Client DLL -> Game
	void Gamepad::CL_GetMouseMovementCl(Game::clientActive_t* result, float* mx, float* my)
	{
		__asm
		{
			push ebx;
			push ecx;
			push edx;
			mov eax, result;
			mov ecx, mx;
			mov edx, my;
			mov ebx, 5A60E0h;
			call ebx;
			pop edx;
			pop ecx;
			pop ebx;
		}
	}

	bool Gamepad::GPad_Check(const int gamePadIndex, const int portIndex)
	{
		auto& gamePad = gamePads[gamePadIndex];

		if (XInputGetCapabilities(portIndex, XINPUT_FLAG_GAMEPAD, &gamePad.caps) == ERROR_SUCCESS)
		{
			gamePad.enabled = true;
			gamePad.portIndex = portIndex;
			return true;
		}

	    gamePad.enabled = false;
		return false;
    }

	void Gamepad::GPad_RefreshAll()
    {
		auto currentGamePadNum = 0;

		for (auto currentPort = 0; currentPort < XUSER_MAX_COUNT && currentGamePadNum < MAX_GAMEPADS; currentPort++)
		{
			if (GPad_Check(currentGamePadNum, currentPort))
				currentGamePadNum++;
		}
    }

	void Gamepad::GPad_ConvertStickToFloat(const short x, const short y, float& outX, float& outY)
    {
		Game::vec2_t stickVec;
		stickVec[0] = static_cast<float>(x) / static_cast<float>(std::numeric_limits<short>::max());
		stickVec[1] = static_cast<float>(y) / static_cast<float>(std::numeric_limits<short>::max());

        const auto deadZoneTotal = gpad_stick_deadzone_min.get<float>() + gpad_stick_deadzone_max.get<float>();
		auto len = Game::Vec2Normalize(stickVec);

		if (gpad_stick_deadzone_min.get<float>() <= len)
		{
			if (1.0f - gpad_stick_deadzone_max.get<float>() >= len)
				len = (len - gpad_stick_deadzone_min.get<float>()) / (1.0f - deadZoneTotal);
			else
				len = 1.0f;
		}
		else
			len = 0.0f;

		outX = stickVec[0] * len;
		outY = stickVec[1] * len;
    }

	void Gamepad::GPad_UpdateSticksDown(int gamePadIndex)
    {
		assert(gamePadIndex < MAX_GAMEPADS);

		auto& gamePad = gamePads[gamePadIndex];

        for(auto stickIndex = 0u; stickIndex < std::extent_v<decltype(GamePad::sticks)>; stickIndex++)
        {
            for(auto dir = 0; dir < GPAD_STICK_DIR_COUNT; dir++)
            {
				gamePad.stickDownLast[stickIndex][dir] = gamePad.stickDown[stickIndex][dir];

				auto threshold = gpad_stick_pressed.get<float>();

				if (gamePad.stickDownLast[stickIndex][dir])
					threshold -= gpad_stick_pressed_hysteresis.get<float>();
				else
					threshold += gpad_stick_pressed_hysteresis.get<float>();

				if(dir == GPAD_STICK_POS)
				{
					gamePad.stickDown[stickIndex][dir] = gamePad.sticks[stickIndex] > threshold;
				}
				else
				{
					assert(dir == GPAD_STICK_NEG);
					gamePad.stickDown[stickIndex][dir] = gamePad.sticks[stickIndex] < -threshold;
				}
            }
        }
    }

	void Gamepad::GPad_UpdateSticks(const int gamePadIndex, const XINPUT_GAMEPAD& state)
    {
		assert(gamePadIndex < MAX_GAMEPADS);

		auto& gamePad = gamePads[gamePadIndex];

		Game::vec2_t lVec, rVec;
		GPad_ConvertStickToFloat(state.sThumbLX, state.sThumbLY, lVec[0], lVec[1]);
		GPad_ConvertStickToFloat(state.sThumbRX, state.sThumbRY, rVec[0], rVec[1]);
		
		gamePad.lastSticks[0] = gamePad.sticks[0];
		gamePad.sticks[0] = lVec[0];
		gamePad.lastSticks[1] = gamePad.sticks[1];
		gamePad.sticks[1] = lVec[1];
		gamePad.lastSticks[2] = gamePad.sticks[2];
		gamePad.sticks[2] = rVec[0];
		gamePad.lastSticks[3] = gamePad.sticks[3];
		gamePad.sticks[3] = rVec[1];

		GPad_UpdateSticksDown(gamePadIndex);

		#ifdef DEBUG
		if(gpad_debug.get<bool>())
		{
			Logger::Print("Left: X: %f Y: %f\n", lVec[0], lVec[1]);
			Logger::Print("Right: X: %f Y: %f\n", rVec[0], rVec[1]);
			Logger::Print("Down: %i:%i %i:%i %i:%i %i:%i\n", gamePad.stickDown[0][GPAD_STICK_POS], gamePad.stickDown[0][GPAD_STICK_NEG],
				gamePad.stickDown[1][GPAD_STICK_POS], gamePad.stickDown[1][GPAD_STICK_NEG],
				gamePad.stickDown[2][GPAD_STICK_POS], gamePad.stickDown[2][GPAD_STICK_NEG],
				gamePad.stickDown[3][GPAD_STICK_POS], gamePad.stickDown[3][GPAD_STICK_NEG]);
		}
		#endif
    }

	void Gamepad::GPad_UpdateDigitals(const int gamePadIndex, const XINPUT_GAMEPAD& state)
    {
		assert(gamePadIndex < MAX_GAMEPADS);

		auto& gamePad = gamePads[gamePadIndex];

		gamePad.lastDigitals = gamePad.digitals;
		gamePad.digitals = state.wButtons;

		const auto leftDeflect = gpad_button_lstick_deflect_max.get<float>();
		if(std::fabs(gamePad.sticks[0]) > leftDeflect || std::fabs(gamePad.sticks[1]) > leftDeflect)
            gamePad.digitals &= ~static_cast<short>(XINPUT_GAMEPAD_LEFT_THUMB);
		const auto rightDeflect = gpad_button_rstick_deflect_max.get<float>();
		if(std::fabs(gamePad.sticks[2]) > leftDeflect || std::fabs(gamePad.sticks[3]) > rightDeflect)
            gamePad.digitals &= ~static_cast<short>(XINPUT_GAMEPAD_RIGHT_THUMB);

#ifdef DEBUG
		if (gpad_debug.get<bool>())
		{
			Logger::Print("Buttons: %x\n", gamePad.digitals);
		}
#endif
    }

	void Gamepad::GPad_UpdateAnalogs(const int gamePadIndex, const XINPUT_GAMEPAD& state)
    {
		assert(gamePadIndex < MAX_GAMEPADS);

		auto& gamePad = gamePads[gamePadIndex];

		const auto buttonDeadZone = gpad_button_deadzone.get<float>();

		gamePad.lastAnalogs[0] = gamePad.analogs[0];
		gamePad.analogs[0] = static_cast<float>(state.bLeftTrigger) / static_cast<float>(std::numeric_limits<unsigned char>::max());
		if (gamePad.analogs[0] < buttonDeadZone)
			gamePad.analogs[0] = 0.0f;


		gamePad.lastAnalogs[1] = gamePad.analogs[1];
		gamePad.analogs[1] = static_cast<float>(state.bRightTrigger) / static_cast<float>(std::numeric_limits<unsigned char>::max());
		if (gamePad.analogs[1] < buttonDeadZone)
			gamePad.analogs[1] = 0.0f;

#ifdef DEBUG
		if (gpad_debug.get<bool>())
		{
			Logger::Print("Triggers: %f %f\n", gamePad.analogs[0], gamePad.analogs[1]);
		}
#endif
    }

    void Gamepad::GPad_UpdateAll()
    {
		GPad_RefreshAll();

		for(auto currentGamePadIndex = 0; currentGamePadIndex < MAX_GAMEPADS; currentGamePadIndex++)
		{
            const auto& gamePad = gamePads[currentGamePadIndex];
		    if(!gamePad.enabled)
				continue;

			XINPUT_STATE inputState;
			if(XInputGetState(gamePad.portIndex, &inputState) != ERROR_SUCCESS)
				continue;

			GPad_UpdateSticks(currentGamePadIndex, inputState.Gamepad);
			GPad_UpdateDigitals(currentGamePadIndex, inputState.Gamepad);
			GPad_UpdateAnalogs(currentGamePadIndex, inputState.Gamepad);
		}
    }

    void Gamepad::IN_GamePadsMove()
    {
		GPad_UpdateAll();
    }


	void Gamepad::IN_Frame_Hk()
    {
		// Call original method
		Utils::Hook::Call<void()>(0x64C490)();

		IN_GamePadsMove();
    }

	void Gamepad::InitDvars()
    {
		gpad_enabled = Dvar::Register<bool>("gpad_enabled", false, Game::DVAR_FLAG_SAVED, "Game pad enabled");
		gpad_debug = Dvar::Register<bool>("gpad_debug", false, 0, "Game pad debugging");
		gpad_present = Dvar::Register<bool>("gpad_present", false, 0, "Game pad present");
		gpad_sticksConfig = Dvar::Register<const char*>("gpad_sticksConfig", "thumbstick_default", Game::DVAR_FLAG_SAVED, "Game pad stick configuration");
		gpad_buttonConfig = Dvar::Register<const char*>("gpad_buttonConfig", "buttons_default", Game::DVAR_FLAG_SAVED, "Game pad button configuration");
		gpad_menu_scroll_delay_first = Dvar::Register<int>("gpad_menu_scroll_delay_first", 420, 0, 1000, Game::DVAR_FLAG_SAVED, "Menu scroll key-repeat delay, for the first repeat, in milliseconds");
		gpad_menu_scroll_delay_rest = Dvar::Register<int>("gpad_menu_scroll_delay_rest", 210, 0, 1000, Game::DVAR_FLAG_SAVED, "Menu scroll key-repeat delay, for repeats after the first, in milliseconds");
		gpad_rumble = Dvar::Register<bool>("gpad_rumble", true, Game::DVAR_FLAG_SAVED, "Enable game pad rumble");
		gpad_stick_pressed_hysteresis = Dvar::Register<float>("gpad_stick_pressed_hysteresis", 0.1f, 0.0f, 1.0f, 0, "Game pad stick pressed no-change-zone around gpad_stick_pressed to prevent bouncing");
		gpad_stick_pressed = Dvar::Register<float>("gpad_stick_pressed", 0.4f, 0.0, 1.0, 0, "Game pad stick pressed threshhold");
		gpad_stick_deadzone_max = Dvar::Register<float>("gpad_stick_deadzone_max", 0.01f, 0.0f, 1.0f, 0, "Game pad maximum stick deadzone");
		gpad_stick_deadzone_min = Dvar::Register<float>("gpad_stick_deadzone_min", 0.2f, 0.0f, 1.0f, 0, "Game pad minimum stick deadzone");
		gpad_button_deadzone = Dvar::Register<float>("gpad_button_deadzone", 0.13f, 0.0f, 1.0f, 0, "Game pad button deadzone threshhold");
		gpad_button_lstick_deflect_max = Dvar::Register<float>("gpad_button_lstick_deflect_max", 1.0f, 0.0f, 1.0f, 0, "Game pad maximum pad stick pressed value");
		gpad_button_rstick_deflect_max = Dvar::Register<float>("gpad_button_rstick_deflect_max", 1.0f, 0.0f, 1.0f, 0, "Game pad maximum pad stick pressed value");
    }

	void Gamepad::IN_Init_Hk()
	{
		// Call original method
		Utils::Hook::Call<void()>(0x45D620)();

		InitDvars();
	}

	Gamepad::Gamepad()
	{
		if (Dedicated::IsEnabled() || ZoneBuilder::IsEnabled())
			return;

		Utils::Hook(0x467C03, IN_Init_Hk, HOOK_CALL).install()->quick();

		Utils::Hook(0x475E9E, IN_Frame_Hk, HOOK_CALL).install()->quick();

		// use the xinput state when creating a usercmd
		Utils::Hook(0x5A6DB9, Gamepad::CL_CreateCmdStub, HOOK_JUMP).install()->quick();

		// package the forward and right move components in the move buttons
		Utils::Hook(0x60E38D, Gamepad::MSG_WriteDeltaUsercmdKeyStub, HOOK_JUMP).install()->quick();

		// send two bytes for sending movement data
		Utils::Hook::Set<BYTE>(0x60E501, 16);
		Utils::Hook::Set<BYTE>(0x60E5CD, 16);

		// make sure to parse the movement data properly and apply it
		Utils::Hook(0x492127, Gamepad::MSG_ReadDeltaUsercmdKeyStub, HOOK_JUMP).install()->quick();
		Utils::Hook(0x492009, Gamepad::MSG_ReadDeltaUsercmdKeyStub2, HOOK_JUMP).install()->quick();

		Utils::Hook(0x5A617D, CL_GetMouseMovementStub, HOOK_CALL).install()->quick();
		Utils::Hook(0x5A6816, CL_GetMouseMovementStub, HOOK_CALL).install()->quick();
		Utils::Hook(0x5A6829, unk_CheckKeyHook, HOOK_CALL).install()->quick();

		Scheduler::OnFrame(MenuNavigate);

		xpadSensitivity = Dvar::Register<float>("xpad_sensitivity", 1.9f, 0.1f, 10.0f, Game::DVAR_FLAG_SAVED, "View sensitivity for XInput-compatible gamepads");
		xpadEarlyTime = Dvar::Register<int>("xpad_early_time", 130, 0, 1000, Game::DVAR_FLAG_SAVED, "Time (in milliseconds) of reduced view sensitivity");
		xpadEarlyMultiplier = Dvar::Register<float>("xpad_early_multiplier", 0.25f, 0.01f, 1.0f, Game::DVAR_FLAG_SAVED, "By how much the view sensitivity is multiplied during xpad_early_time when moving the view stick");
		xpadHorizontalMultiplier = Dvar::Register<float>("xpad_horizontal_multiplier", 1.5f, 1.0f, 20.0f, Game::DVAR_FLAG_SAVED, "Horizontal view sensitivity multiplier");
		xpadVerticalMultiplier = Dvar::Register<float>("xpad_vertical_multiplier", 0.8f, 1.0f, 20.0f, Game::DVAR_FLAG_SAVED, "Vertical view sensitivity multiplier");
		xpadAdsMultiplier = Dvar::Register<float>("xpad_ads_multiplier", 0.7f, 0.1f, 1.0f, Game::DVAR_FLAG_SAVED, "By how much the view sensitivity is multiplied when aiming down the sights.");

		MessageBoxA(NULL, __FUNCTION__, "", 0);
	}
}