Added some missing math functions from lua

Barotrauma/BarotraumaShared/Lua/DefaultLib/LibShared.lua

@@ -4,6 +4,7 @@ local AddCallMetaTable = LuaSetup.LuaUserData.AddCallMetaTable
 local CreateStatic = LuaSetup.LuaUserData.CreateStatic
 local CreateEnum = LuaSetup.LuaUserData.CreateEnumTable
 
+require("DefaultLib/Utils/Math")
 require("DefaultLib/Utils/SteamApi")
 
 defaultLib["SByte"] = CreateStatic("Barotrauma.LuaSByte", true)

Barotrauma/BarotraumaShared/Lua/DefaultLib/Utils/Math.lua

@@ -0,0 +1,21 @@
+math.lerp = function (a, b, t)
+    return a * (1 - t) + b * t
+end
+
+math.clamp = function (value, min, max)
+    return math.max(min, math.min(max, value))
+end
+
+math.round = function (value, decimals)
+    decimals = decimals or 0
+    local mult = 10 ^ decimals
+    return math.floor(value * mult + 0.5) / mult
+end
+
+math.sign = function (value)
+    return value >= 0 and 1 or -1
+end
+
+math.remap = function (value, inMin, inMax, outMin, outMax)
+    return outMin + (outMax - outMin) * ((value - inMin) / (inMax - inMin))
+end

Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterShared.lua

@@ -4,8 +4,8 @@ local RegisterBarotrauma = LuaSetup.LuaUserData.RegisterTypeBarotrauma
 Register("System.TimeSpan")
 Register("System.Exception")
 
-RegisterBarotrauma("Barotrauma.Success`2[[Barotrauma.ContentPackage],[System.Exception]]")
-RegisterBarotrauma("Barotrauma.Failure`2[[Barotrauma.ContentPackage],[System.Exception]]")
+RegisterBarotrauma("Success`2[[Barotrauma.ContentPackage],[System.Exception]]")
+RegisterBarotrauma("Failure`2[[Barotrauma.ContentPackage],[System.Exception]]")
 
 RegisterBarotrauma("LuaSByte")
 RegisterBarotrauma("LuaByte")