From acd2f8c4db19fdecca5e88442afe2a7f50c8b58c Mon Sep 17 00:00:00 2001
From: sammyt291 <samuel_canning@hotmail.co.uk>
Date: Wed, 22 Jul 2020 15:25:21 +0100
Subject: [PATCH 1/3] Add FindClosest function

Adds a function to find the closest zone of a given class from a given pos
---
 lua/zones.lua | 35 ++++++++++++++++++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/lua/zones.lua b/lua/zones.lua
index f95d6f2..d60fc62 100644
--- a/lua/zones.lua
+++ b/lua/zones.lua
@@ -150,6 +150,39 @@ function zones.GetID(zone)
 	return table.KeyFromValue(zones.List,zone)
 end
 
+--Returns Zone ID and distance from given Pos (Takes: Class, Pos Returns: Zone, Distance)
+function zones.FindClosest( class, pos )
+    if pos == nil then pos = Vector(0,0,0) end
+    
+    local zone = zones.FindByClass( class )
+    
+    local target = -1 --Var for current closest Zone ID
+    local dist = -1 --Var for distance to closest Zone
+    local loc = Vector(0,0,0) --Var for expensive distance calc.
+    
+    for id,data in pairs(zone) do --For each zone
+        for _,bound in pairs(data.bounds) do --For each bound.
+            
+            local tempDist = pos:DistToSqr( bound )
+            if tempDist < dist or target == -1 then
+                
+                target = id
+                dist = tempDist
+                loc = bound
+                    
+            end
+            
+        end
+    end
+    
+    if not (target == -1) then --Get "expensive" Distance
+        dist = pos:Distance( loc )
+        return target, dist
+    end
+    
+    return
+end
+
 
 
 
@@ -608,4 +641,4 @@ function zones.PointInPoly(point,poly) //True if point is within a polygon.
 	end
 
 	return inside
-end
\ No newline at end of file
+end

From 6e3b8c40a7558fb81e3475a48a5bd4d29689e570 Mon Sep 17 00:00:00 2001
From: sammyt291 <samuel_canning@hotmail.co.uk>
Date: Wed, 22 Jul 2020 15:36:51 +0100
Subject: [PATCH 2/3] Update zones.lua

---
 lua/zones.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lua/zones.lua b/lua/zones.lua
index d60fc62..3132a17 100644
--- a/lua/zones.lua
+++ b/lua/zones.lua
@@ -150,7 +150,7 @@ function zones.GetID(zone)
 	return table.KeyFromValue(zones.List,zone)
 end
 
---Returns Zone ID and distance from given Pos (Takes: Class, Pos Returns: Zone, Distance)
+--Returns Zone ID and distance from given Pos (Takes: Class, Pos Returns: Zone ID, Distance)
 function zones.FindClosest( class, pos )
     if pos == nil then pos = Vector(0,0,0) end
     

From 6fe4c7a651e739b467c477466c732de71ec494fe Mon Sep 17 00:00:00 2001
From: sammyt291 <samuel_canning@hotmail.co.uk>
Date: Wed, 22 Jul 2020 17:19:01 +0100
Subject: [PATCH 3/3] Tidy up return

---
 lua/zones.lua | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/lua/zones.lua b/lua/zones.lua
index 3132a17..3a498bd 100644
--- a/lua/zones.lua
+++ b/lua/zones.lua
@@ -158,7 +158,6 @@ function zones.FindClosest( class, pos )
     
     local target = -1 --Var for current closest Zone ID
     local dist = -1 --Var for distance to closest Zone
-    local loc = Vector(0,0,0) --Var for expensive distance calc.
     
     for id,data in pairs(zone) do --For each zone
         for _,bound in pairs(data.bounds) do --For each bound.
@@ -168,16 +167,14 @@ function zones.FindClosest( class, pos )
                 
                 target = id
                 dist = tempDist
-                loc = bound
                     
             end
             
         end
     end
     
-    if not (target == -1) then --Get "expensive" Distance
-        dist = pos:Distance( loc )
-        return target, dist
+    if not (target == -1) then
+        return target, math.sqrt(dist) 
     end
     
     return