Fairy lights

data/scripts/entities/particle.lua

@@ -25,6 +25,11 @@ Particle = Entity:New(x,y)
     y = o.speed * math.sin(o.direction)
   }
 
+  if particle_data.light ~= nil then
+    o.lightRange = particle_data.light
+    o.light = CreateLight(o.pos.x,o.pos.y,o.lightRange)
+  end
+
   -- animations
   o.body = Animation:New(particle_data.animation)
   o:centerOffset(o.body)
@@ -41,6 +46,9 @@ Particle = Entity:New(x,y)
  end
 
 function Particle:Kill()
+	if self.light ~= nil then
+		KillLight(self.light)
+	end
 	if self.id ~= nil then
 		for _, e in pairs(LoadedParticles) do
 			if e.id > self.id then
@@ -56,6 +64,9 @@ function Particle:HandleAnimation()
   self.body:Animate()
   self.timer = self.timer + current_dt
   self.sprite_alpha = (self.time-self.timer)/self.time
+  if self.light ~= nil then
+    self.light.range = self.lightRange * self.sprite_alpha/2
+  end
   if self.sprite_alpha < 0 then self:Kill() end
   self:Draw(self.body)
 end