Any-screen metro2033 fix for Flawless Widescreen

scripts\Metro2033.lua

require(GlobalDependencys:GetDependency("StandardBase"):GetPackageName())

--PROCESS VARS
Process_FriendlyName = Module:GetFriendlyName()
Process_WindowName = "Metro 2033"
Process_ClassName = "_uengine_"
Process_EXEName = "Metro2033.exe"

--INJECTION BEHAVIOUR
InjectDelay = 2500
WriteInterval = 100
SearchInterval = 500
SuspendThread = true

-- CONTROLS
fSenseMod = 1
fWorldFov = 45
fHandsFov = 45
bMouseFix = true
bSenseMod = true
bWorldFov = true
bHandsFov = true

--Name                         Manual/Auto/Hybrid  		Steam/Origin/Any                IncludeFile:Configure;Enable;Periodic;Disable;
SupportedVersions = { 		
{"Automatically Detect",       "Hybrid",  			  	"Any",	                        "Configure_SignatureScan;Enable_Inject;Periodic;Disable_Inject;"},
}

function Init_Controls()	
	DefaultControls.AddHeader("Header_SenseMod","Sensitivity Fine adjustment",15,70,210,17)
	DefaultControls.AddFOVSlider("SenseSlider","SenseSlider_Changed",55,100,125,35)
	
	DefaultControls.AddHeader("Header_WorldFov","World Fov adjustment",15,162,210,17)
	DefaultControls.AddFOVSlider("WorldFovSlider","WorldFovSlider_Changed",55,192,125,35)
	
	DefaultControls.AddHeader("Header_HandsFov","Hands Fov adjustment",15,252,210,17)
	DefaultControls.AddFOVSlider("HandsFovSlider","HandsFovSlider_Changed",55,292,125,35)

	DefaultControls.AddHeader("Header_FixesEnableDisable","Individual Fixes",245,70,210,17)	
	DefaultControls.AddFixToggle("CKMouseFix_Enable","Mouse Fix","CKMouseFix_Changed",255,101,180,14)
	DefaultControls.AddFixToggle("CKSenseMod_Enable","Sensitivity Modifier","CKSenseMod_Toggled",255,120,180,14)
	DefaultControls.AddFixToggle("CKWorldFov_Enable","World Fov","CKWorldFov_Toggled",255,139,180,14)
	DefaultControls.AddFixToggle("CKHandsFov_Enable","Hands Fov","CKHandsFov_Toggled",255,158,180,14)
end

function Configure_SignatureScan() 
	-- Metro2033.exe+32719E - F3 0F10 05 3484A100   - movss xmm0,[Metro2033.exe+618434] { [2.37] } <-----
	-- Metro2033.exe+3271A6 - F3 0F59 44 24 08      - mulss xmm0,[esp+08]
	-- Metro2033.exe+3271AC - F3 0F59 44 24 10      - mulss xmm0,[esp+10]
	-- Metro2033.exe+3271B2 - 0F57 C9               - xorps xmm1,xmm1
	-- Metro2033.exe+3271B5 - 0F2F C8               - comiss xmm1,xmm0
	-- Metro2033.exe+3271B8 - BE 05000000           - mov esi,00000005 { 5 }
	
	local tAddress = HackTool:AddAddress("MouseFix")
	if HackTool:SignatureScan("F3 0F10 05 ???????? F3 0F59 44 24 08 F3 0F59 44 24 10 0F57 C9 0F2F C8", tAddress, PAGE_EXECUTE_READ, 0x0, Process_EXEName) == 0 then	
		return ErrorOccurred(string.format(SigScanError,tAddress:GetName()))
	else
		print( tAddress:GetInfo(TYPE_ADDRESS) )
	end
	
	-- Metro2033.exe+327166 - F3 0F10 05 2C389F00   - movss xmm0,[Metro2033.exe+5F382C] { [0.19] } <-----
	-- Metro2033.exe+32716E - EB 08                 - jmp Metro2033.exe+327178
	-- Metro2033.exe+327170 - F3 0F10 05 4C389F00   - movss xmm0,[Metro2033.exe+5F384C] { [0.10] }
	-- Metro2033.exe+327178 - F3 0F59 05 501F9D00   - mulss xmm0,[Metro2033.exe+5D1F50] { [0.01] }
	-- Metro2033.exe+327180 - F3 0F11 44 24 08      - movss [esp+08],xmm0
	-- Metro2033.exe+327186 - F3 0F10 44 24 10      - movss xmm0,[esp+10]
	
	local tAddress = HackTool:AddAddress("SenseMod")
	if HackTool:SignatureScan("F3 0F10 05 ???????? EB ?? F3 0F10 05 ???????? F3 0F59 05 ???????? F3 0F11 44 24 08 F3 0F10 44 24 10", tAddress, PAGE_EXECUTE_READ, 0x0, Process_EXEName) == 0 then	
		return ErrorOccurred(string.format(SigScanError,tAddress:GetName()))
	else
		print( tAddress:GetInfo(TYPE_ADDRESS) )
	end
	
	-- Metro2033.exe+452E26 - 83 EC 44              - sub esp,44 { 68 }
	-- Metro2033.exe+452E29 - F3 0F10 05 3084A100   - movss xmm0,[Metro2033.exe+618430] { [90.00] } <-----
	-- Metro2033.exe+452E31 - F3 0F5E 05 24289F00   - divss xmm0,[Metro2033.exe+5F2824] { [90.00] }
	-- Metro2033.exe+452E39 - 53                    - push ebx
	-- Metro2033.exe+452E3A - 8B 5D 08              - mov ebx,[ebp+08]
	-- Metro2033.exe+452E3D - 56                    - push esi
	-- Metro2033.exe+452E3E - 57                    - push edi
	-- Metro2033.exe+452E3F - 51                    - push ecx
	
	local tAddress = HackTool:AddAddress("WorldFov")
	if HackTool:SignatureScan("83 EC 44 F3 0F10 05 ???????? F3 0F5E 05 ???????? 53 8B 5D 08 56 57 51", tAddress, PAGE_EXECUTE_READ, 0x3, Process_EXEName) == 0 then	
		return ErrorOccurred(string.format(SigScanError,tAddress:GetName()))
	else
		print( tAddress:GetInfo(TYPE_ADDRESS) )
	end


	-- Metro2033.exe+3B18B2 - 74 05                 - je Metro2033.exe+3B18B9
	-- Metro2033.exe+3B18B4 - E8 E7050A00           - call Metro2033.exe+451EA0
	-- Metro2033.exe+3B18B9 - F3 0F10 85 30030000   - movss xmm0,[ebp+00000330] <-----
	-- Metro2033.exe+3B18C1 - F3 0F59 05 10289F00   - mulss xmm0,[Metro2033.exe+5F2810] { [0.60] }
	-- Metro2033.exe+3B18C9 - F3 0F59 05 80199D00   - mulss xmm0,[Metro2033.exe+5D1980] { [0.02] }
	-- Metro2033.exe+3B18D1 - F3 0F59 05 48279600   - mulss xmm0,[Metro2033.exe+562748] { [0.50] }
	-- Metro2033.exe+3B18D9 - 0F5A C0               - cvtps2pd xmm0,xmm0
	-- Metro2033.exe+3B18DC - E8 29C41800           - call Metro2033.exe+53DD0A { ->->MSVCR80._libm_sse2_tan }

	local tAddress = HackTool:AddAddress("HandsFov")
	if HackTool:SignatureScan("74 05 E8 ???????? F3 0F10 85 ???????? F3 0F59 05 ???????? F3 0F59 05 ???????? F3 0F59 05 ???????? 0F5A C0 E8 ????????", tAddress, PAGE_EXECUTE_READ, 0x7, Process_EXEName) == 0 then	
		return ErrorOccurred(string.format(SigScanError,tAddress:GetName()))
	else
		print( tAddress:GetInfo(TYPE_ADDRESS) )
	end

	return true
end

function CKMouseFix_Changed(Sender)

	bMouseFix = Toggle_CheckFix(Sender)
	Toggle_CodeCave("MouseFix_cc",bMouseFix)
	
end

function SenseSlider_Changed(Sender)
	fSenseMod = (Sender:GetScaledFloat(1) + 100) / 200
	lblSenseSlider.Caption:SetCaption( string.format("Value: %.2f",fSenseMod) )
	
	ForceUpdate()
end

function WorldFovSlider_Changed(Sender)
	fWorldFov = 35 + ((Sender:GetScaledFloat(1) + 100) / 200) * 75
	lblWorldFovSlider.Caption:SetCaption( string.format("Value: %.2f",fWorldFov) )
	
	ForceUpdate()
end

function HandsFovSlider_Changed(Sender)
	fHandsFov = 35 + ((Sender:GetScaledFloat(1) + 100) / 200) * 75
	lblHandsFovSlider.Caption:SetCaption( string.format("Value: %.2f",fHandsFov) )
	
	ForceUpdate()
end

function CKSenseMod_Toggled(Sender)

	bSenseMod = Toggle_CheckFix(Sender)
	Toggle_CodeCave("SenseMod_cc",bSenseMod)
	
end

function CKWorldFov_Toggled(Sender)

	bWorldFov = Toggle_CheckFix(Sender)
	Toggle_CodeCave("WorldFov_cc",bWorldFov)
	
end

function CKHandsFov_Toggled(Sender)

	bWorldFov = Toggle_CheckFix(Sender)
	Toggle_CodeCave("HandsFov_cc",bHandsFov)
	
end


function Enable_Inject() 
	local Variables = HackTool:AllocateMemory("Variables",0)
	Variables:PushFloat("Sensitivity")
	Variables:PushFloat("WorldFov")
	Variables:PushFloat("HandsFov")
	Variables:Allocate()
	
	Variables["Sensitivity"]:WriteFloat(fSenseMod)
	Variables["WorldFov"]:WriteFloat(fWorldFov)
	Variables["HandsFov"]:WriteFloat(fHandsFov)
	
	local asm = [[	
	
		(codecave:jmp)MouseFix,MouseFix_cc:
			movss xmm0, [AspectFix]
			jmp %returnaddress%		
			%end%
			
		(codecave:jmp)SenseMod,SenseMod_cc:
			%originalcode%
			mulss xmm0, [(allocation)Variables->Sensitivity]
			jmp %returnaddress%
			%end%
			
		(codecave:jmp)WorldFov,WorldFov_cc:
			movss xmm0, [(allocation)Variables->WorldFov]
			movss [$$2], xmm0                        $context=2
			%originalcode%
			jmp %returnaddress%
			%end%
			
		(codecave:jmp)HandsFov,HandsFov_cc:
			movss xmm0, [(allocation)Variables->HandsFov]
			jmp %returnaddress%
			%end%
			
		AspectFix: (float)1f
			
	]]

	if HackTool:CompileAssembly(asm,"tAssembly") == nil then
		return ErrorOccurred("Assembly compilation failed...")
	else
		Toggle_CodeCave("MouseFix_cc", bMouseFix)
		Toggle_CodeCave("SenseMod_cc", bSenseMod)
		Toggle_CodeCave("WorldFov_cc", bWorldFov)
		Toggle_CodeCave("HandsFov_cc", bHandsFov)
	end	
end

function Periodic()
	local Variables = HackTool:GetAllocation("Variables")
	if (Variables) then
		if (bSenseMod == true) then
			Variables["Sensitivity"]:WriteFloat(fSenseMod)
		end
		if (bWorldFov == true) then
			Variables["WorldFov"]:WriteFloat(fWorldFov)
		end
		if (bHandsFov == true) then
			Variables["HandsFov"]:WriteFloat(fHandsFov)
		end
	end
end

function Disable_Inject()
	CleanUp()
end

function ResolutionChanged() 
	
end


function Init()	
	Init_BaseControls()
	Init_Controls()
end

function DeInit()
	DisableFix()
end