NightlightFlicker

NightlightFlicker

Description

s are flickering lights that are only active at night or during bad weather

Functions

• new
• onCreate
• onWeatherChanged
• update

new

Description

Creating nightlightflicker

Definition

new(integer name)

Arguments

integer	name	node id

Return Values

integer	instance	Instance of object

Code

function NightlightFlicker.new(id)
    local self = setmetatable( { } , NightlightFlicker _mt)

    self.id = id
    self.isVisible = false
    self.isFlickerActive = false
    self.nextFlicker = 0
    self.flickerDuration = 100
    setVisibility( self.id, self.isVisible)

    g_messageCenter:subscribe(MessageType.DAY_NIGHT_CHANGED, self.oNWeatherChanged, self )

    return self
end

onCreate

Description

Creating nightlightflicker

Definition

onCreate(integer id)

Arguments

integer	id	node id

Code

function NightlightFlicker:onCreate(id)
    g_currentMission:addUpdateable( NightlightFlicker.new(id))
end

onWeatherChanged

Description

Change visibility of night object

Definition

onWeatherChanged()

Code

function NightlightFlicker:onWeatherChanged()
    if g_currentMission ~ = nil and g_currentMission.environment ~ = nil then
        self.isVisible = not(g_currentMission.environment.isSunOn and not g_currentMission.environment.weather:getIsRaining())
        setVisibility( self.id, self.isVisible)
    end
end

update

Description

Update flickering

Definition

update(float dt)

Arguments

float	dt	time since last call in ms

Code

function NightlightFlicker:update(dt)
    if self.isVisible then

        self.nextFlicker = self.nextFlicker - dt
        if self.nextFlicker < = 0 then
            self.isFlickerActive = true
            setVisibility( self.id, false )
            self.nextFlicker = math.floor( math.random() * 1500 + self.flickerDuration + 10 ) -- set next flicker at least 10ms after this one
        end

        if self.isFlickerActive then
            self.flickerDuration = self.flickerDuration - dt
            if self.flickerDuration < = 0 then
                self.isFlickerActive = false
                self.flickerDuration = math.floor( math.random() * 200 )
                setVisibility( self.id, true )
            end
        end

    end
end