--Create a window
window = Window:Create()
context = Context:Create(window)
world = World:Create()
camera = Camera:Create()
camera:Move(0,0,-3)

local releasequantity = 10

--Create an semitter
emitter = Emitter:Create(50)
emitter:SetReleaseQuantity(releasequantity)

while true do
        if window:Closed() or window:KeyHit(Key.Escape) then return false end
        
        Time:Update()
        world:Update()
        world:Render()
        
        if(window:KeyDown(Key.Up) and releasequantity < 50) then
                releasequantity  = releasequantity +1
                emitter:SetReleaseQuantity(releasequantity) 
        elseif (window:KeyDown(Key.Down) and releasequantity > 1) then
                releasequantity = releasequantity -1
                emitter:SetReleaseQuantity(releasequantity) 
        end
        
        context:SetBlendMode(Blend.Alpha) 
        context:DrawText("Release Quantity: " ..emitter:GetReleaseQuantity() ,2,2) 
        
        context:Sync()
end