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lua/weapons/arccw_base/sh_freeaim.lua

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+--[[
+| This file was obtained through the combined efforts
+| of Madbluntz & Plymouth Antiquarian Society.
+|
+| Credits: lifestorm, Gregory Wayne Rossel JR.,
+| 	Maloy, DrPepper10 @ RIP, Atle!
+|
+| Visit for more: https://plymouth.thetwilightzone.ru/
+--]]
+
+local ang0 = Angle(0, 0, 0)
+SWEP.ClientFreeAimAng = Angle(ang0)
+
+function SWEP:ShouldFreeAim()
+    if self:GetOwner():IsNPC() then return false end
+    if (ArcCW.ConVars["freeaim"]:GetInt() == 0 or self:GetBuff_Override("NeverFreeAim", self.NeverFreeAim))  and !self:GetBuff_Override("AlwaysFreeAim", self.AlwaysFreeAim) then return false end
+    return true
+end
+
+function SWEP:FreeAimMaxAngle()
+    local ang = self.FreeAimAngle and self:GetBuff("FreeAimAngle") or math.Clamp(self:GetBuff("HipDispersion") / 80, 3, 10)
+    return ang
+end
+
+function SWEP:ThinkFreeAim()
+    if self:ShouldFreeAim() then
+        local diff = self:GetOwner():EyeAngles() - self:GetLastAimAngle()
+        --diff = diff * 2
+
+        local freeaimang = Angle(self:GetFreeAimAngle())
+
+        local max = self:FreeAimMaxAngle()
+
+        local delta = math.min(self:GetSightDelta(),
+                self:CanShootWhileSprint() and 1 or (1 - self:GetSprintDelta()),
+                self:GetState() == ArcCW.STATE_CUSTOMIZE and 0 or 1)
+
+        max = max * delta
+
+        diff.p = math.NormalizeAngle(diff.p)
+        diff.y = math.NormalizeAngle(diff.y)
+
+        diff = diff * Lerp(delta, 1, 0.25)
+
+        freeaimang.p = math.Clamp(math.NormalizeAngle(freeaimang.p) + math.NormalizeAngle(diff.p), -max, max)
+        freeaimang.y = math.Clamp(math.NormalizeAngle(freeaimang.y) + math.NormalizeAngle(diff.y), -max, max)
+
+        local ang2d = math.atan2(freeaimang.p, freeaimang.y)
+        local mag2d = math.sqrt(math.pow(freeaimang.p, 2) + math.pow(freeaimang.y, 2))
+
+        mag2d = math.min(mag2d, max)
+
+        freeaimang.p = mag2d * math.sin(ang2d)
+        freeaimang.y = mag2d * math.cos(ang2d)
+
+        self:SetFreeAimAngle(freeaimang)
+
+        if CLIENT then
+            self.ClientFreeAimAng = freeaimang
+        end
+    end
+
+    self:SetLastAimAngle(self:GetOwner():EyeAngles())
+end
+
+function SWEP:GetFreeAimOffset()
+    if !self:ShouldFreeAim() then return ang0 end
+    if CLIENT then
+        return self.ClientFreeAimAng
+    else
+        return self:GetFreeAimAngle()
+    end
+end