Renderbound hint? (Keep model in camera view)

local currModelNr

    if (istable(job.model)) then
         currModelNr = 1
        jobModel = job.model[currModelNr]
    else
       currModelNr = nil
    end

    local playermodel = jobDetailsPanel:Add("DModelPanel")
    playermodel:SetPos(-50, 0)
    playermodel:SetSize(400, 800)
    playermodel:SetModel(jobModel)

    local mn, mx = playermodel.Entity:GetRenderBounds()
    local size = 0
    size = math.max( size, math.abs(mn.x) + math.abs(mx.x) )
    size = math.max( size, math.abs(mn.y) + math.abs(mx.y) )
    size = math.max( size, math.abs(mn.z) + math.abs(mx.z) )

    playermodel:SetFOV( 15 )
    playermodel:SetCamPos( Vector( size + 180, size, size ) )
    playermodel:SetLookAt( (mn + mx) * 0.3 )

    function playermodel:LayoutEntity( Entity ) return end -- disables default rotation

    -- Right Arrow for playermodel change
    if (istable(job.model)) then
        local arrowRightButton = jobDetailsPanel:Add("DButton")
        arrowRightButton:SetText("")
        arrowRightButton:SetPos(230, 260)
        arrowRightButton:SetSize(23, 43)

        arrowRightButton.DoClick = function()
            if (currModelNr != nil) then
                if isstring(job.model[currModelNr + 1]) then
                    currModelNr = currModelNr + 1
                    jobModel = job.model[currModelNr]
                    playermodel:SetModel(jobModel)
                    DarkRP.setPreferredJobModel(jobindex, jobModel)
                end
            end
        end

        arrowRightButton.Paint = function(self, w, h)
            surface.SetDrawColor(VoidF4.Colors.White)
            surface.SetMaterial(VoidF4.Icons.ArrowRight)
            surface.DrawTexturedRect(0, 0, 23, 43)
        end


        -- Left Arrow for playermodel change
        local arrowLeftButton = jobDetailsPanel:Add("DButton")
        arrowLeftButton:SetText("")
        arrowLeftButton:SetPos(30, 260)
        arrowLeftButton:SetSize(23, 43)

        arrowLeftButton.DoClick = function()
            if (currModelNr != nil) then
                if isstring(job.model[currModelNr - 1]) then
                    currModelNr = currModelNr - 1
                    jobModel = job.model[currModelNr]
                    playermodel:SetModel(jobModel)
                    DarkRP.setPreferredJobModel(jobindex, jobModel)
                end
            end
        end

        arrowLeftButton.Paint = function(self, w, h)
            surface.SetDrawColor(VoidF4.Colors.White)
            surface.SetMaterial(VoidF4.Icons.ArrowLeft)
            surface.DrawTexturedRect(0, 0, 23, 43)
        end
    end