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Fix cart stopping bug #13

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Fix cart stopping bug #13

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6 changes: 6 additions & 0 deletions functions.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,8 @@

cart_func = {}

dofile(minetest.get_modpath("carts").."/voxelgetter.lua")

function cart_func:get_sign(z)
if z == 0 then
return 0
Expand All @@ -25,6 +27,10 @@ end

function cart_func:is_rail(p)
local nn = minetest.env:get_node(p).name
if nn=="ignore" then
print("oops")
nn=cart_func:get_content_voxel(p)
end
return minetest.get_item_group(nn, "rail") ~= 0
end

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16 changes: 16 additions & 0 deletions voxelgetter.lua
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Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
function cart_func:get_content_voxel(pos)
local t1 = os.clock()
local vm = minetest.get_voxel_manip()
local pos1, pos2 = vm:read_from_map(vector.add(pos, {x=-1,y=-1,z=-1}),vector.add(pos, {x=1,y=1,z=1}))
local a = VoxelArea:new{
MinEdge=pos1,
MaxEdge=pos2,
}

local data = vm:get_data()
local vi = a:indexp(pos)
local railid = data[vi]
local real_name = minetest.get_name_from_content_id(railid)
print(string.format("voxel-ing rail: elapsed time: %.2fms", (os.clock() - t1) * 1000))
return real_name
end