Created Particles, added fairy particle, added more entity methods like kill() and entity id

data/scripts/entities/arrow.lua

@@ -16,10 +16,12 @@ Arrow = Entity:New(x,y)
 
   -- animations
   o.body = Animation:New(animation.kupo.arrow)
+  
+	table.insert(LoadedEntities,o)
+	o.id = #LoadedEntities
 
  	setmetatable(o, self)
  	self.__index = self
-	table.insert(LoadedEntities,o)
  	return o
  end
 

data/scripts/entities/decoration.lua

@@ -15,11 +15,13 @@ function Decoration:New(x,y,animation,lightRange)
     o.light = CreateLight(o.pos.x,o.pos.y,o.lightRange,nil,60/6)
   end
 
+  table.insert(LoadedEntities,o)
+  o.id = #LoadedEntities
+
  	setmetatable(o, self)
  	self.__index = self
-
  	return o
- end
+end
 
 function Decoration:Smart()
 end

data/scripts/entities/fairy.lua

@@ -17,9 +17,11 @@ Fairy = Entity:New(x,y)
   o.lightRange = 55
 	o.light = CreateLight(o.pos.x,o.pos.y,o.lightRange)
 
+  table.insert(LoadedEntities,o)
+  o.id = #LoadedEntities
+
  	setmetatable(o, self)
  	self.__index = self
-
  	return o
  end
 
@@ -31,8 +33,8 @@ function Fairy:Smart()
   self.target.y = main_Player.pos.y - main_Player.target_offset.y - 10
   local distance_x = self.target.x - self.pos.x
   local distance_y = self.target.y - self.pos.y
-  local distance = math.sqrt(distance_x ^ 2 + distance_y ^ 2)
   local angle = GetAngleFromVector(distance_x,distance_y)
+  local distance = math.sqrt(distance_x ^ 2 + distance_y ^ 2)
   if distance < self.range then
     self.vel.x = 0
     self.vel.y = 0
@@ -40,6 +42,7 @@ function Fairy:Smart()
     self.vel.x = math.cos(angle)*self.speed*distance/(8*game.scale)
     self.vel.y = math.sin(angle)*self.speed*distance/(8*game.scale)
   end
+  Particle:New(self.pos.x,self.pos.y,animation.particle.fairy,angle-math.rad(180),self.speed*distance/(16*game.scale))
 end
 
 function Fairy:HandleAnimation()

data/scripts/entities/kupo.lua

@@ -28,9 +28,11 @@ Kupo = Entity:New(x,y)
   o.lightRange = o.range/2
 	o.light = CreateLight(o.pos.x,o.pos.y,o.lightRange)
 
+  table.insert(LoadedEntities,o)
+  o.id = #LoadedEntities
+
  	setmetatable(o, self)
  	self.__index = self
-
  	return o
  end
 

data/scripts/entities/particle.lua

@@ -0,0 +1,48 @@
+Particle = Entity:New(x,y)
+
+ function Particle:New(x,y,animation,rotation,speed)
+ 	local o = Entity:New(x,y)
+
+ 	o.pos = {x = x, y = y}
+  o.speed = speed or 0
+  o.sprite_rotation = rotation or 0
+
+  o.time = 0.5
+  o.timer = 0
+
+  o.vel = {
+    x = o.speed * math.cos(o.sprite_rotation),
+    y = o.speed * math.sin(o.sprite_rotation)
+  }
+
+  -- animations
+  o.body = Animation:New(animation)
+  
+  table.insert(LoadedEntities,o)
+  o.id = #LoadedEntities
+
+ 	setmetatable(o, self)
+ 	self.__index = self
+ 	return o
+ end
+
+function Particle:Smart()
+
+end
+
+function Particle:HandleAnimation()
+  self.body:Animate()
+  self.timer = self.timer + current_dt
+  self.sprite_alpha = (self.time-self.timer)/self.time
+  if self.sprite_alpha < 0 then self:Kill() end
+  self:Draw(self.body)
+end
+
+function Particle:DoPhysics()
+  if not self:isCollidingAt(self.pos.x + self.vel.x, self.pos.y, objects.collisions) then
+    self.pos.x = self.pos.x + self.vel.x
+  end
+  if not self:isCollidingAt(self.pos.x, self.pos.y + self.vel.y, objects.collisions) then
+    self.pos.y = self.pos.y + self.vel.y
+  end
+end

data/scripts/entities/player.lua

@@ -53,9 +53,11 @@
   -- lights
 	o.light = CreateLight(o.pos.x,o.pos.y,o.lightRange)
 
+  table.insert(LoadedEntities,o)
+  o.id = #LoadedEntities
+
  	setmetatable(o, self)
  	self.__index = self
-
  	return o
  end