Fix Cam Controller uncontrollable zooming on constant inputs

lua/entities/gmod_wire_cameracontroller.lua

@@ -45,7 +45,7 @@
 	local enabled = false
 	local self
 
 	local clientprop
 
 	-- Position
 	local pos = Vector(0,0,0)
@@ -53,10 +53,11 @@
 
 	-- Distance & zooming
 	local distance = 0
 	local curdistance = 0
 	local oldcurdistance = 0
 	local smoothdistance = 0
 	local maxdistance = 16000
+	local adjustmaxdistance = false
 
 	local zoomdistance = 0
 	local zoombind = 0
@@ -65,11 +66,11 @@
 	local ang = Angle(0,0,0)
 	local smoothang = Angle(0,0,0)
 
 	local oldeyeang = Angle(0,0,0)
 	local unroll = false
 
 	-- Options
 	local ParentLocal = false
 	local AutoMove = false
 	local FreeMove = false
 	local LocalMove = false
@@ -115,7 +116,7 @@
 		local tr = {
 			start = start,
 			endpos = endpos,
 			mask = (AutoUnclip_IgnoreWater and CONTENTS_SOLID or bit.bor(MASK_WATER, CONTENTS_SOLID)),
 			mins = Vector(-8,-8,-8),
 			maxs = Vector(8,8,8)
 		}
@@ -151,12 +152,13 @@
 			smoothpos = LerpVector( FrameTime() * pos_speed, smoothpos, curpos )
 
 			local pos_speed = pos_speed_convar:GetFloat()
 			local ang_speed = pos_speed - 2
 
 			if AllowZoom then
-				if zoombind ~= 0 then
+				if zoombind ~= 0 or adjustmaxdistance then
 					zoomdistance = math.Clamp(zoomdistance + zoombind * FrameTime() * 100 * max((abs(curdistance) + abs(zoomdistance))/10,10),0,math.min(16000-curdistance, maxdistance))
 					zoombind = 0
+					adjustmaxdistance = false
 				end
 				curdistance = curdistance + zoomdistance
 			end
@@ -270,9 +272,8 @@
 		-- distance
 		distance = math.Clamp(net.ReadFloat(),-16000,16000)
 		maxdistance = net.ReadFloat()
-
-		if AutoMove and AllowZoom then
-			zoombind = 1
+		if AllowZoom and AutoMove then
+			adjustmaxdistance = true
 		end
 
 		-- Parent
@@ -587,7 +588,7 @@
 			local tr = {
 				start = start,
 				endpos = endpos,
 				mask = (self.AutoUnclip_IgnoreWater and CONTENTS_SOLID or bit.bor(MASK_WATER, CONTENTS_SOLID)),
 				mins = Vector(-8,-8,-8),
 				maxs = Vector(8,8,8)
 			}