Fix mob animation "memory leak"

mods/ENTITIES/mcl_mobs/api/api.lua

@@ -219,6 +219,7 @@ function mobs:register_mob(name, def)
 			breathes_in_water = def.breathes_in_water or false,
 		physical = true,
 		collisionbox = collisionbox,
+		collide_with_objects = def.collide_with_objects or false,
 		selectionbox = def.selectionbox or def.collisionbox,
 		visual = def.visual,
 		visual_size = def.visual_size or {x = 1, y = 1},
@@ -306,6 +307,8 @@ function mobs:register_mob(name, def)
 		walk_timer = 0,
 		stand_timer = 0,
 		wandering = true,
+		current_animation = "",
+		--set_animation = mobs.set_animation,
 		--end j4i stuff
 
 		-- MCL2 extensions
@@ -331,27 +334,21 @@ function mobs:register_mob(name, def)
 
 		on_spawn = def.on_spawn,
 
-		on_blast = def.on_blast or do_tnt,
+		--on_blast = def.on_blast or do_tnt,
 
-		on_step = mobs.mob_step,
+		on_step  = mobs.mob_step,
 
-		do_punch = def.do_punch,
+		--do_punch = def.do_punch,
 
-		on_punch = mob_punch,
+		--on_punch = mob_punch,
 
-		on_breed = def.on_breed,
+		--on_breed = def.on_breed,
 
-		on_grown = def.on_grown,
+		--on_grown = def.on_grown,
 
-		on_detach_child = mob_detach_child,
+		--on_detach_child = mob_detach_child,
 
 		on_activate = function(self, staticdata, dtime)
-			--this is a temporary hack so mobs stop
-			--glitching and acting really weird with the
-			--default built in engine collision detection
-			self.object:set_properties({
-				collide_with_objects = false,
-			})
 			self.object:set_acceleration(vector_new(0,-9.81, 0))
 			return mobs.mob_activate(self, staticdata, def, dtime)
 		end,
@@ -360,8 +357,7 @@ function mobs:register_mob(name, def)
 			return mobs.mob_staticdata(self)
 		end,
 
-		harmed_by_heal = def.harmed_by_heal,
-
+		--harmed_by_heal = def.harmed_by_heal,
 	})
 
 	if minetest_get_modpath("doc_identifier") ~= nil then

mods/ENTITIES/mcl_mobs/api/mob_functions/ai.lua

@@ -50,7 +50,13 @@ local state_execution = function(self,dtime)
 
 	if self.state == "stand" then
 
-		print("stand")
+		--do animation
+		mobs.set_mob_animation(self, "stand")
+
+		--set the velocity of the mob
+		mobs.set_velocity(self,0)
+
+		--print("stand")
 
 	elseif self.state == "walk" then
 
@@ -67,7 +73,7 @@ local state_execution = function(self,dtime)
 		end
 
 		--do animation
-		mobs.set_animation(self, "walk")
+		mobs.set_mob_animation(self, "walk")
 
 		--enable rotation locking
 		mobs.movement_rotation_lock(self)

mods/ENTITIES/mcl_mobs/api/mob_functions/animation.lua

@@ -1,8 +1,8 @@
 local math_pi     = math.pi
 
 -- set defined animation
-mobs.set_animation = function(self, anim, fixed_frame)
-	
+mobs.set_mob_animation = function(self, anim, fixed_frame)
+
 	if not self.animation or not anim then
 		return
 	end
@@ -11,23 +11,21 @@ mobs.set_animation = function(self, anim, fixed_frame)
 		return
 	end
 
-	self.animation.current = self.animation.current or ""
-
-	--animations break if they are constantly set
-	--so we put this return gate to check if it is
-	--already at the animation we are trying to implement
-	if self.animation.current == anim then
-		return
-	end
 
 	if (not self.animation[anim .. "_start"] or not self.animation[anim .. "_end"]) then		
 		return
 	end
 
-	self.animation.current = anim
+	--animations break if they are constantly set
+	--so we put this return gate to check if it is
+	--already at the animation we are trying to implement
+	if self.current_animation == anim then
+		return
+	end
 
 	local a_start = self.animation[anim .. "_start"]
 	local a_end
+
 	if fixed_frame then
 		a_end = a_start
 	else
@@ -39,6 +37,9 @@ mobs.set_animation = function(self, anim, fixed_frame)
 		y = a_end},
 		self.animation[anim .. "_speed"] or self.animation.speed_normal or 15,
 		0, self.animation[anim .. "_loop"] ~= false)
+
+
+	self.current_animation = anim	
 end