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Boats: Prevent entering 'ignore' nodes 

At world edge make boat bounce back into world by inverting speed.
At world base avoid falling into ignore by setting y velocity to 0.
This commit is contained in:
paramat 2018-02-09 04:52:54 +00:00 committed by paramat
parent 1e9c61f241
commit 7754555707
1 changed files with 12 additions and 4 deletions
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18
mods/boats/init.lua
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@ -172,15 +172,23 @@ function boat.on_step(self, dtime)
local new_velo
local new_acce = {x = 0, y = 0, z = 0}
if not is_water(p) then
local nodedef = minetest.registered_nodes[minetest.get_node(p).name]
if (not nodedef) or nodedef.walkable then
local nodename = minetest.get_node(p).name
local nodedef = minetest.registered_nodes[nodename]
if nodename == "ignore" then
-- at world edge bounce boat back into world
self.v = -self.v
-- at world base avoid falling into ignore
new_velo = get_velocity(self.v, self.object:getyaw(), 0)
elseif (not nodedef) or nodedef.walkable then
self.v = 0
new_acce = {x = 0, y = 1, z = 0}
else
new_acce = {x = 0, y = -9.8, z = 0}
end
new_velo = get_velocity(self.v, self.object:getyaw(),
self.object:getvelocity().y)
else
new_acce = {x = 0, y = -9.8, z = 0}
new_velo = get_velocity(self.v, self.object:getyaw(),
self.object:getvelocity().y)
end
self.object:setpos(self.object:getpos())
else
p.y = p.y + 1