function addon:OnUpdate()
    if not self.tUnits then return end

    local counter = 0
    for k, v in pairs(self.tUnits) do
        local tFacing = v:GetFacing()
        if not tFacing then return end

        local tPos = v:GetPosition()
        if not tPos then return end
        --t2:FindChild("Pos"):SetText(("y: %s x: %s z: %s"):format(tPos.y, tPos.x, tPos.z)) -- debug

        local rot = math.atan(tFacing.x/tFacing.z)

        local rotPlus = rot+math.rad(60) -- offset
        local rotNeg = rot+math.rad(-60) -- offset

        tFacing.x = tFacing.x*-1 -- because else it is an inverted flipped coordinate system

        if not self.markers[1] or not self.markers[1][1] then self:SetupMarks() end -- check if at least 1 is set up or not

        for nCounterCounter = 1, 3 do -- 3 safe areas per mob
            for i = 1, #self.markers[counter+nCounterCounter] do
                if (nCounterCounter%3) == 1 then
                    local tPlusEndPoint = { x = tPos.x+nLineLength*math.sin(rotPlus), y = tPos.y, z = tPos.z+nLineLength*math.cos(rotPlus)}
                    local vV1 = Vector3.New(tPos.x, tPos.y, tPos.z)
                    local vV2 = Vector3.New(tPlusEndPoint.x, tPlusEndPoint.y, tPlusEndPoint.z)
                    local vVector = Vector3.InterpolateLinear(vV1, vV2, (1/#self.markers[counter+nCounterCounter]) * i)
                    self.markers[counter+nCounterCounter][i]:SetWorldLocation(vVector)
                    self.markers[counter+nCounterCounter][i]:Show(true)
                elseif (nCounterCounter%3) == 2 then
                    local tNegEndPoint = { x = tPos.x+nLineLength*math.sin(rotNeg), y = tPos.y, z = tPos.z+nLineLength*math.cos(rotNeg)}
                    local vV1 = Vector3.New(tPos.x, tPos.y, tPos.z)
                    local vV2 = Vector3.New(tNegEndPoint.x, tNegEndPoint.y, tNegEndPoint.z)
                    local vVector = Vector3.InterpolateLinear(vV1, vV2, (1/#self.markers[counter+nCounterCounter]) * i)
                    self.markers[counter+nCounterCounter][i]:SetWorldLocation(vVector)
                    self.markers[counter+nCounterCounter][i]:Show(true)
                elseif (nCounterCounter%3) == 0 then
                    local tHeadEndPoint = { x = tPos.x+nLineLength*math.sin(rot+math.rad(180)), y = tPos.y, z = tPos.z+nLineLength*math.cos(rot+math.rad(180))}
                    local vV1 = Vector3.New(tPos.x, tPos.y, tPos.z)
                    local vV2 = Vector3.New(tHeadEndPoint.x, tHeadEndPoint.y, tHeadEndPoint.z)
                    local vVector = Vector3.InterpolateLinear(vV1, vV2, (1/#self.markers[counter+nCounterCounter]) * i)
                    self.markers[counter+nCounterCounter][i]:SetWorldLocation(vVector)
                    self.markers[counter+nCounterCounter][i]:Show(true)
                    self.markers[counter+nCounterCounter][i]:SetBGColor(tColor.yellow)
                end
            end
        end
        counter = counter + 3
    end
end