From 7b28214c806b463dbd19f36a4e065922aed3d6f5 Mon Sep 17 00:00:00 2001
From: SilentSpike <silentspike100+Github@gmail.com>
Date: Sat, 18 Jul 2015 17:06:13 +0100
Subject: [PATCH] More reliable freecam PFH termination

---
 addons/spectator/functions/fnc_handleCamera.sqf    | 2 +-
 addons/spectator/functions/fnc_handleInterface.sqf | 2 ++
 addons/spectator/functions/fnc_updateCamera.sqf    | 3 ++-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/addons/spectator/functions/fnc_handleCamera.sqf b/addons/spectator/functions/fnc_handleCamera.sqf
index 1362ad2d80..0c79191b63 100644
--- a/addons/spectator/functions/fnc_handleCamera.sqf
+++ b/addons/spectator/functions/fnc_handleCamera.sqf
@@ -17,7 +17,7 @@
 #include "script_component.hpp"
 
 // Kill PFH when not in free cam (or display is closed)
-if ((GVAR(camMode) != 0) || isNull (GETUVAR(GVAR(display),displayNull))) exitWith { [_this select 1] call CBA_fnc_removePerFrameHandler; };
+if (isNil QGVAR(camHandler)) exitWith { [_this select 1] call CBA_fnc_removePerFrameHandler; };
 
 _oldPos = getPosASL GVAR(camera);
 _mX = 0;
diff --git a/addons/spectator/functions/fnc_handleInterface.sqf b/addons/spectator/functions/fnc_handleInterface.sqf
index 088972a066..9a34cd180b 100644
--- a/addons/spectator/functions/fnc_handleInterface.sqf
+++ b/addons/spectator/functions/fnc_handleInterface.sqf
@@ -135,6 +135,8 @@ switch (toLower _mode) do {
         with uiNamespace do {
             GVAR(display) = nil;
         };
+
+        GVAR(camHandler) = nil;
     };
     // Mouse events
     case "onmousebuttondown": {
diff --git a/addons/spectator/functions/fnc_updateCamera.sqf b/addons/spectator/functions/fnc_updateCamera.sqf
index 440b7103ab..77fb53a6f0 100644
--- a/addons/spectator/functions/fnc_updateCamera.sqf
+++ b/addons/spectator/functions/fnc_updateCamera.sqf
@@ -23,7 +23,7 @@ if (GVAR(camMode) == 0) then { // Free
     cameraEffectEnableHUD false;
 
     // Handle camera movement
-    [FUNC(handleCamera), 0] call CBA_fnc_addPerFrameHandler;
+    if (isNil QGVAR(camHandler)) then { GVAR(camHandler) = [FUNC(handleCamera), 0] call CBA_fnc_addPerFrameHandler; };
 } else {
     // When null unit is given choose random
     if (isNull _newUnit) then {
@@ -45,5 +45,6 @@ if (GVAR(camMode) == 0) then { // Free
 
     // Terminate camera view
     GVAR(camera) cameraEffect ["terminate", "back"];
+    GVAR(camHandler) = nil;
     cameraEffectEnableHUD true;
 };