From 43ecd308eb48e7fd34d7d801356a54668ea5c37e Mon Sep 17 00:00:00 2001
From: SilentSpike <silentspike100+Github@gmail.com>
Date: Tue, 21 Jul 2015 20:00:09 +0100
Subject: [PATCH] Fix empty array error

---
 .../spectator/functions/fnc_cycleCamera.sqf   | 27 +++++++++++--------
 1 file changed, 16 insertions(+), 11 deletions(-)

diff --git a/addons/spectator/functions/fnc_cycleCamera.sqf b/addons/spectator/functions/fnc_cycleCamera.sqf
index 9f74214a56..474d25cd0c 100644
--- a/addons/spectator/functions/fnc_cycleCamera.sqf
+++ b/addons/spectator/functions/fnc_cycleCamera.sqf
@@ -26,28 +26,33 @@ _units = GVAR(unitList);
 _visions = GVAR(availableVisions);
 
 // Get current index
-_iMode = abs(_modes find GVAR(camMode));
-_iUnit = abs(_units find GVAR(camUnit));
-_iVision = abs(_visions find GVAR(camVision));
+_iMode = (_modes find GVAR(camMode)) max 0;
+_iUnit = (_units find GVAR(camUnit)) max 0;
+_iVision = (_visions find GVAR(camVision)) max 0;
 
 _countModes = count _modes;
 _countUnits = count _units;
 _countVisions = count _visions;
 
-// Step index by step number (lopp ends)
-_iMode = (_iMode + _stepMode) % _countModes;
-if (_iMode < 0) then { _iMode = _countModes + _iMode; };
+// Step index by step number (loop at ends)
+if (_countModes != 0) then {
+    _iMode = (_iMode + _stepMode) % _countModes;
+    if (_iMode < 0) then { _iMode = _countModes + _iMode; };
+};
 
-_iUnit = (_iUnit + _stepUnit) % _countUnits;
-if (_iUnit < 0) then { _iUnit = _countUnits + _iUnit; };
+if (_countUnits != 0) then {
+    _iUnit = (_iUnit + _stepUnit) % _countUnits;
+    if (_iUnit < 0) then { _iUnit = _countUnits + _iUnit; };
+};
 
-_iVision = (_iVision + _stepVision) % _countVisions;
-if (_iVision < 0) then { _iVision = _countVisions + _iVision; };
+if (_countVisions != 0) then {
+    _iVision = (_iVision + _stepVision) % _countVisions;
+    if (_iVision < 0) then { _iVision = _countVisions + _iVision; };
+};
 
 // Get value at new index
 _newMode = _modes select _iMode;
 _newUnit = _units select _iUnit;
 _newVision = _visions select _iVision;
 
-
 [_newMode, _newUnit, _newVision] call FUNC(transitionCamera);