make boats float

mods/boat/init.lua

@@ -12,8 +12,7 @@ minetest.register_entity("boat:boat", {
 		is_visible = true,
 	},
 	
-	driver = "",
-
+	rider = "",
 
 
 	get_staticdata = function(self)
@@ -37,7 +36,63 @@ minetest.register_entity("boat:boat", {
 	end,
 	
 	
-	on_step = function(self, dtime)
+	--players push boat
+	push = function(self)
+		local pos = self.object:getpos()
+		for _,object in ipairs(minetest.get_objects_inside_radius(pos, 1)) do
+			if object:is_player() and object:get_player_name() ~= self.rider then
+				local player_pos = object:getpos()
+				pos.y = 0
+				player_pos.y = 0
+				
+				local currentvel = self.object:getvelocity()
+				
+				local vel = vector.subtract(pos, player_pos)
+				vel = vector.normalize(vel)
+				local distance = vector.distance(pos,player_pos)
+				
+				distance = (1-distance)*10
+				
+				vel = vector.multiply(vel,distance)
+				
+				
+				local acceleration = vector.new(vel.x-currentvel.x,0,vel.z-currentvel.z)
+				
+				self.object:add_velocity(acceleration)	
+			end
+		end
+	end,
+	
+	--makes the boat float
+	float = function(self)
+		local pos = self.object:getpos()
+		local node = minetest.get_node(pos).name
+		local vel = self.object:getvelocity()
+		local goal = 1
+		local acceleration = vector.new(0,goal-vel.y,0)
+		self.swimming = false
+		
+		if node == "main:water" or node =="main:waterflow" then
+			print("float man")
+			self.swimming = true
+			self.object:add_velocity(acceleration)
+		end
+	end,
+	
+	
+	--slows the boat down
+	slowdown = function(self)
+		local vel = self.object:getvelocity()
+		local deceleration = vector.multiply(vel, -0.01)
+		self.object:add_velocity(deceleration)
+		
+	
 	
 	end,
+
+	on_step = function(self, dtime)
+		self.push(self)
+		self.float(self)
+		self.slowdown(self)
+	end,
 })

mods/mob/init.lua

@@ -158,7 +158,7 @@ minetest.register_entity("mob:pig", {
 		local acceleration = vector.new(0,goal-vel.y,0)
 		self.swimming = false
 		
-		if node == ("main:water" or "main:water_flow") then
+		if node == ("main:water" or "main:waterflow") then
 			self.swimming = true
 			self.object:add_velocity(acceleration)
 		end

todo.txt

@@ -23,6 +23,7 @@
 --ladders - only placeable on walls
 --eating animation - particles? - entity?
 boats
+redstone - make nodes drop multiple items individually
 crafting bench
 fishing
 bows