add smoke to steam engine

feature may behave strange or not work at all until latest git version!

1 files changed, 33 insertions, 1 deletions

diff --git a/wagons.lua b/wagons.lua
index e543d0c..1966ebe 100644
--- a/wagons.lua
+++ b/wagons.lua
@@ -89,6 +89,10 @@ function wagon:on_activate(staticdata, dtime_s)
 	end

 	advtrains.update_trainpart_properties(self.train_id)

 	minetest.after(1, function() self:reattach_all() end)

+	

+	if self.custom_on_activate then

+		self:custom_on_activate(staticdata_table, dtime_s)

+	end

 end

 

 function wagon:get_staticdata()

@@ -203,7 +207,7 @@ function wagon:on_step(dtime)
 

 	--custom on_step function

 	if self.custom_on_step then

-		self.custom_on_step(self, dtime)

+		self:custom_on_step(self, dtime)

 	end

 

 	--driver control

@@ -526,6 +530,34 @@ advtrains.register_wagon("newlocomotive", "steam",{
 			--self.old_anim_velocity=advtrains.abs_ceil(velocity)

 		--end

 	end,

+	custom_on_activate = function(self, staticdata_table, dtime_s)

+		minetest.add_particlespawner({

+			amount = 10,

+			time = 0,

+		--  ^ If time is 0 has infinite lifespan and spawns the amount on a per-second base

+			minpos = {x=0, y=2, z=1.2},

+			maxpos = {x=0, y=2, z=1.2},

+			minvel = {x=0, y=1.8, z=0},

+			maxvel = {x=0, y=2, z=0},

+			minacc = {x=0, y=-0.1, z=0},

+			maxacc = {x=0, y=-0.3, z=0},

+			minexptime = 2,

+			maxexptime = 4,

+			minsize = 1,

+			maxsize = 5,

+		--  ^ The particle's properties are random values in between the bounds:

+		--  ^ minpos/maxpos, minvel/maxvel (velocity), minacc/maxacc (acceleration),

+		--  ^ minsize/maxsize, minexptime/maxexptime (expirationtime)

+			collisiondetection = true,

+		--  ^ collisiondetection: if true uses collision detection

+			vertical = false,

+		--  ^ vertical: if true faces player using y axis only

+			texture = "smoke_puff.png",

+		--  ^ Uses texture (string)

+			attached = self.object,

+		})

+		minetest.chat_send_all("added ParticleSpawner")

+	end,

 	drops={"default:steelblock 4"},

 }, "Steam Engine", "advtrains_newlocomotive_inv.png")

 advtrains.register_wagon("wagon_default", "steam",{