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Add wagon_width attribute 

This allows for wider vehicles than trains, such as boats to discharge
the passengers onto the platforms.
h137
Gabriel Pérez-Cerezo 2019-11-22 20:29:57 +01:00
parent 0252768c16
commit ca4d65050c
1 changed files with 8 additions and 2 deletions
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10
advtrains/wagons.lua
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@ -45,6 +45,7 @@ local wagon={
textures = {"black.png"},
is_wagon=true,
wagon_span=1,--how many index units of space does this wagon consume
wagon_width=3, -- Wagon width in meters
has_inventory=false,
static_save=false,
}
@ -694,12 +695,17 @@ function wagon:get_off(seatno)
local fct=data.wagon_flipped and -1 or 1
local aci = advtrains.path_get_index_by_offset(train, index, ino*fct)
local ix1, ix2 = advtrains.path_get_adjacent(train, aci)
local d = train.door_open
if self.wagon_width then
d = d * math.floor(self.wagon_width/2)
end
-- the two wanted positions are ix1 and ix2 + (2nd-1st rotated by 90deg)
-- (x z) rotated by 90deg is (-z x) (http://stackoverflow.com/a/4780141)
local add = { x = (ix2.z-ix1.z)*train.door_open, y = 0, z = (ix1.x-ix2.x)*train.door_open }
local oadd = { x = (ix2.z-ix1.z)*train.door_open*2, y = 1, z = (ix1.x-ix2.x)*train.door_open*2}
local add = { x = (ix2.z-ix1.z)*d, y = 0, z = (ix1.x-ix2.x)*d }
local oadd = { x = (ix2.z-ix1.z)*(d+train.door_open), y = 1, z = (ix1.x-ix2.x)*(d+train.door_open)}
local platpos=vector.round(vector.add(ix1, add))
local offpos=vector.round(vector.add(ix1, oadd))
--atdebug("platpos:", platpos, "offpos:", offpos)
if minetest.get_item_group(minetest.get_node(platpos).name, "platform")>0 then
minetest.after(GETOFF_TP_DELAY, function() clicker:setpos(offpos) end)