reasonably working basic step function

api_fast.lua

@@ -14,6 +14,7 @@ function mobehavior:register_mob_fast(name, def)
 		rotate = 0,
 		physical = true,
 		weight = 5,
+		jump_height = 6,
 		collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
 		visual = "mesh",
 		visual_size = {x=1, y=1},
@@ -31,6 +32,8 @@ function mobehavior:register_mob_fast(name, def)
 		bt = nil,
 		btData = nil,
 
+		jump_timer = 0,
+		walk_timer = 0,
 
 		on_step = function(self, dtime)
 			local btdata = self.btData
@@ -64,7 +67,6 @@ function mobehavior:register_mob_fast(name, def)
 				self.bt_timer = 0
 			end
 			
-			btdata.lastpos = pos
 			
 			
 			-- handle movement
@@ -85,11 +87,16 @@ function mobehavior:register_mob_fast(name, def)
 			
 			-- TODO: fall damage
 			
+			self.jump_timer = self.jump_timer + dtime
+			
 			
 			if self.destination ~= nil then
 				
+				self.walk_timer = self.walk_timer + dtime
+				
 				--print("destination ")
 				
+				local tdist = distance(pos, btdata.lastpos)
 				local dist = distance(pos, self.destination)
 				-- print("walk dist ".. dist)
 				local s = self.destination
@@ -99,43 +106,45 @@ function mobehavior:register_mob_fast(name, def)
 					z = pos.z - s.z
 				}
 				
-				if vec.x ~= 0 or vec.z ~= 0 then
+				if tdist < self.walk_velocity * dtime * .9 and self.walk_timer > 1 then
 					
-					yaw = (math.atan(vec.z / vec.x) + math.pi / 2) - self.rotate
+					if self.jump_timer > 4 then
+						local v = self.object:getvelocity()
 
-					if s.x > pos.x then
+						v.y = self.jump_height + 1
-						yaw = yaw + math.pi
+						v.x = v.x * 2.2
+						v.z = v.z * 2.2
+
+						self.object:setvelocity(v)
+						
+						self.jump_timer = 0
+					end
 				end
 				
-					-- print("yaw " .. yaw)
 				
+				yaw = (math.atan2(vec.z, vec.x) + math.pi / 2) - self.rotate
 				self.object:setyaw(yaw)
-				end
+
 				
 				if dist > (self.approachDistance or .1) then
---[[
-					if (self.jump
-						and get_velocity(self) <= 0.5
-						and self.object:getvelocity().y == 0)
-						or (self.object:getvelocity().y == 0
-						and self.jump_chance > 0) then
-							do_jump(self)
-					end]]
-						
-						
 						
 					set_velocity(self, self.walk_velocity)
 					set_animation(self, "walk")
 				else
 					-- we have arrived
 					self.destination = nil
+					self.walk_timer = 0
 					
-					-- TODO: bump bttimer to get new directions
+					-- bump bttimer to get new directions
+					self.bt_timer = 99
 					
 					set_velocity(self, 0)
 					set_animation(self, "stand")
 				end
 			end
+			
+			btdata.lastpos = pos
+		
 		end,
 			
 			
@@ -282,11 +291,6 @@ function mobehavior:register_mob_fast(name, def)
 				self.btData.mob = nil -- just in case
 			end
 			
-		-- used to rotate older mobs
-		if self.drawtype
-		and self.drawtype == "side" then
-			self.rotate = math.rad(90)
-		end
 
 			local tmp = {}
 
@@ -305,19 +309,15 @@ function mobehavior:register_mob_fast(name, def)
 			return minetest.serialize(tmp)
 		end,
 		
-		
-		
-		
-		
-		
 	}
 	
+	
+	
 	for k,v in pairs(def) do
 		mdef[k] = v
 	end
 	
 	
-
 	minetest.register_entity(name, mdef)
 end
 

entities.lua

@@ -1,7 +1,7 @@
 
 function make_bunny(name, behavior_fn) 
 
-	mobs:register_simple_mob(mn..":"..name, {
+	mobehavior:register_mob_fast(mn..":"..name, {
 		type = "animal",
 		passive = true,
 		reach = 1,
@@ -62,7 +62,7 @@ end
 
 function make_wolf(name, behavior_fn) 
 
-	mobs:register_simple_mob(mn..":"..name, {
+	mobehavior:register_mob_fast(mn..":"..name, {
 		
 		type = "animal",
 		passive = false,
@@ -74,7 +74,7 @@ function make_wolf(name, behavior_fn)
 		visual = "mesh",
 		mesh = "animal_wolf.b3d",
 		drawtype = "front",
-		rotate = 270,
+ 		rotate = math.pi / -2,
 		textures = {
 			{"animal_wolf_mesh.png"},
 			{"animal_wolf_tamed_mesh.png"},
@@ -124,7 +124,7 @@ end
 
 function make_bear(name, behavior_fn) 
 
-	mobs:register_simple_mob(mn..":"..name, {
+	mobehavior:register_mob_fast(mn..":"..name, {
 		
 		type = "animal",
 		passive = false,
@@ -137,7 +137,7 @@ function make_bear(name, behavior_fn)
 		mesh = "mob_bear.b3d",
 		drawtype = "front",
 		visual_size= {x=3,y=3,z=3},
-		rotate = 270,
+		rotate = math.pi / -2,
 		textures = {
 			{"mob_bear_bear_mesh.png"},
 		--	{"mob_bear_bear_tamed_mesh.png"}, -- has a harness
@@ -187,7 +187,7 @@ end
 
 function make_rat(name, behavior_fn) 
 
-	mobs:register_simple_mob(mn..":"..name, {
+	mobehavior:register_mob_fast(mn..":"..name, {
 		type = "animal",
 		passive = true,
 		reach = 1,

giant.lua

@@ -112,6 +112,59 @@ local lumberjack = function()
 	})
 end
 
+local bare_lumberjack = function() 
+	return bt.Sequence("", {
+		
+		-- build a chest and remember where it is
+		bt.FindSpotOnGround(),
+		bt.Approach(2),
+		bt.SetNode({name="default:chest"}),
+-- 		bt.GetGroupWaypoint("lumber_chest"),
+		bt.SetWaypoint("chest"),
+		
+		bt.UntilFailed(bt.Sequence("logs some trees", {
+			
+			-- find a tree
+			bt.Selector("find a tree", {
+				bt.Sequence("find a tree near the last one", {
+					bt.GetWaypoint("tree"),
+					bt.FindNodeNear({"group:tree"}, 15),
+				}),
+				bt.FindNodeNear({"group:tree"}, 50),
+			}),
+			bt.Approach(2),
+			
+			-- chop it down
+			bt.Invert(bt.UntilFailed(bt.Sequence("chop tree", {
+				bt.Wield("default:axe_steel"),
+				bt.Animate("punch"),
+				bt.FindNodeNear({"group:tree"}, 3), -- gets stuck on aspen and jungle
+				bt.DigNode(),
+				bt.WaitTicks(1),
+			}))),
+			bt.SetWaypointHere("tree"),
+
+			bt.Wield(""),
+
+			
+			bt.Succeed(bt.Sequence("pick up saplings", {
+				--bt.FindItemNear("group:sapling", 20),
+				bt.PickUpNearbyItems("group:sapling", 5),
+			})),
+			
+			
+			-- put wood in chest
+			bt.GetWaypoint("chest"),
+			bt.Approach(2),
+			bt.PutInChest(nil),
+			
+                                  
+			bt.WaitTicks(1),
+			--bt.Print("end of loop \n"),
+		}))
+	})
+end
+
 local fence_region = function(item)
 	return bt.Sequence("", {
 
@@ -483,7 +536,7 @@ end
 
 
 
---[[
+
 make_wolf("wolf", function() 
 	return wander_around(6)
 end)
@@ -498,9 +551,10 @@ end)
 make_bear("bear", function() 
 	return wander_around(6)
 end)
-]]
+
 
 make_NPC("npc", function() 
-	return wander_around(6)
+-- 	return wander_around(6)
+	return bare_lumberjack()
 end)
 

spawner.lua

@@ -119,7 +119,7 @@ minetest.register_abm({
 
 			-- only if light levels are within range
 			if lig and lig >= mlig and lig <= xlig then
-				minetest.add_entity(pos2, mob)
+-- 				minetest.add_entity(pos2, mob)
 			end
 		end
 

spawning.lua

@@ -37,7 +37,7 @@ minetest.register_abm({
 		--print("----------spawning rat")
 		local p = minetest.find_node_near(pos, 3, "air")
 		if p then
-			local mob = minetest.add_entity(p, "mobehavior:rat")
+-- 			local mob = minetest.add_entity(p, "mobehavior:rat")
 		end
 	end
 })
@@ -108,7 +108,7 @@ minetest.register_abm({
 		--print("----------spawning rat")
 		local p = minetest.find_node_near(pos, 3, "air")
 		if p then
-			local mob = minetest.add_entity(p, "mobehavior:bunny")
+-- 			local mob = minetest.add_entity(p, "mobehavior:bunny")
 		end
 	end
 })