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return pathfinding changes

This commit is contained in:
epCode 2022-10-27 20:56:23 +00:00 committed by cora
parent 702ba25283
commit eed5ec6f63
1 changed files with 75 additions and 23 deletions

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@ -13,6 +13,8 @@ local FLOP_HOR_SPEED = 1.5
local ENTITY_CRAMMING_MAX = 24 local ENTITY_CRAMMING_MAX = 24
local CRAMMING_DAMAGE = 3 local CRAMMING_DAMAGE = 3
local PATHFINDING = "gowp"
-- Localize -- Localize
local S = minetest.get_translator("mcl_mobs") local S = minetest.get_translator("mcl_mobs")
@ -2552,10 +2554,11 @@ local function check_doors(self)
if n.name:find("_b_") then if n.name:find("_b_") then
local def = minetest.registered_nodes[n.name] local def = minetest.registered_nodes[n.name]
local closed = n.name:find("_b_1") local closed = n.name:find("_b_1")
if t < 0.3 or t > 0.8 then if self.state == PATHFINDING then
if not closed and def.on_rightclick then def.on_rightclick(d,n,self) end
else
if closed and def.on_rightclick then def.on_rightclick(d,n,self) end if closed and def.on_rightclick then def.on_rightclick(d,n,self) end
--if not closed and def.on_rightclick then def.on_rightclick(d,n,self) end
else
end end
end end
@ -2566,7 +2569,7 @@ local gowp_etime = 0
local function check_gowp(self,dtime) local function check_gowp(self,dtime)
gowp_etime = gowp_etime + dtime gowp_etime = gowp_etime + dtime
if gowp_etime < 0.2 then return end if gowp_etime < 0.1 then return end
gowp_etime = 0 gowp_etime = 0
local p = self.object:get_pos() local p = self.object:get_pos()
@ -2577,7 +2580,7 @@ local function check_gowp(self,dtime)
return return
end end
-- arrived at location -- arrived at location, finish gowp
local distance_to_targ = vector.distance(p,self._target) local distance_to_targ = vector.distance(p,self._target)
mcl_log("Distance to targ: ".. tostring(distance_to_targ)) mcl_log("Distance to targ: ".. tostring(distance_to_targ))
if distance_to_targ < 2 then if distance_to_targ < 2 then
@ -2593,34 +2596,79 @@ local function check_gowp(self,dtime)
return true return true
end end
if self.waypoints and ( not self.current_target or vector.distance(p,self.current_target) < 2 ) then -- More pathing to be done
if self.waypoints and #self.waypoints > 0 and ( not self.current_target or vector.distance(p,self.current_target) < 2 ) then
-- We have waypoints, and no current target, or we're at it. We need a new current_target.
if not self.current_target then if not self.current_target then
for i, j in pairs (self.waypoints) do for i, j in pairs (self.waypoints) do
mcl_log("Way: ".. tostring(i))
mcl_log("Val: ".. tostring(j)) mcl_log("Val: ".. tostring(j))
end end
--mcl_log("nextwp:".. tostring(self.waypoints) )
end end
self.current_target = table.remove(self.waypoints, 1) self.current_target = table.remove(self.waypoints, 1)
mcl_log("current target:".. tostring(self.current_target) ) mcl_log("current target:".. minetest.pos_to_string(self.current_target) )
--mcl_log("type:".. type(self.current_target) ) --mcl_log("type:".. type(self.current_target) )
go_to_pos(self,self.current_target) go_to_pos(self,self.current_target)
return return
elseif self.current_target then elseif self.current_target then
-- No waypoints left, but have current target. Potentially last waypoint to go to.
mcl_log("self.current_target: ".. minetest.pos_to_string(self.current_target))
mcl_log("pos: ".. minetest.pos_to_string(p))
go_to_pos(self,self.current_target) go_to_pos(self,self.current_target)
-- Do i just delete current_target, and return so we can find final path.
else
-- Not at target, no current waypoints or current_target. Through the door and should be able to path to target.
-- Is a little sensitive and could take 1 - 7 times. A 10 fail count might be a good exit condition.
mcl_log("We don't have waypoints or a current target. Let's try to path to target")
local final_wp = minetest.find_path(p,self._target,150,1,4)
if final_wp then
mcl_log("We might be able to get to target here.")
self.waypoints = final_wp
--go_to_pos(self,self._target)
else
mcl_log("Cannot plot final route to target")
end
end end
if self.current_target and not minetest.line_of_sight(self.object:get_pos(),self.current_target) then --if self.current_target and not minetest.line_of_sight(self.object:get_pos(),self.current_target) then
self.waypoints=minetest.find_path(p,self._target,150,1,4) if self.current_target and (self.waypoints and #self.waypoints == 0) then
if not self.waypoints then self.state = "walk" end --give up local updated_p = self.object:get_pos()
self.current_target = nil local distance_to_cur_targ = vector.distance(updated_p,self.current_target)
mcl_log("Distance to current target: ".. tostring(distance_to_cur_targ))
mcl_log("Current p: ".. minetest.pos_to_string(updated_p))
--if not minetest.line_of_sight(self.object:get_pos(),self._target) then
-- 1.6 is good. is 1.9 better? It could fail less, but will it path to door when it isn't after door
if distance_to_cur_targ > 1.9 then
mcl_log("no LOS to target: ".. minetest.pos_to_string(self.current_target))
go_to_pos(self,self._current_target)
else
mcl_log("Let's go to target: ".. minetest.pos_to_string(self.current_target))
self.current_target = nil
--go_to_pos(self,self._target)
self.waypoints=minetest.find_path(updated_p,self._target,150,1,4)
--if not self.waypoints then
--mcl_log("Give up ")
--self.state = "walk"
--end --give up
end
--self.waypoints=minetest.find_path(p,self._target,150,1,4)
--if not self.waypoints then
--mcl_log("Give up ")
--self.state = "walk"
--end --give up
--self.current_target = nil
return return
end end
if not self.current_target then --if not self.current_target then
--mcl_log("no path") --mcl_log("no path. Give up")
self.state = "walk" --self.state = "walk"
end --end
end end
-- execute current state (stand, walk, run, attacks) -- execute current state (stand, walk, run, attacks)
@ -2669,7 +2717,7 @@ local do_states = function(self, dtime)
end end
-- npc's ordered to stand stay standing -- npc's ordered to stand stay standing
if self.type == "npc" or (self.order == "stand" or self.order == "sleep" or self.order == "work") then if self.order == "stand" or self.order == "sleep" or self.order == "work" then
else else
if self.walk_chance ~= 0 if self.walk_chance ~= 0
@ -2683,7 +2731,7 @@ local do_states = function(self, dtime)
end end
end end
elseif self.state == "gowp" then elseif self.state == PATHFINDING then
check_gowp(self,dtime) check_gowp(self,dtime)
elseif self.state == "walk" then elseif self.state == "walk" then
@ -3220,7 +3268,7 @@ local plane_adjacents = {
local gopath_last = os.time() local gopath_last = os.time()
function mcl_mobs:gopath(self,target,callback_arrived) function mcl_mobs:gopath(self,target,callback_arrived)
if self.state == "gowp" then mcl_log("Already set as gowp, don't set another path until done.") return end if self.state == PATHFINDING then mcl_log("Already set as gowp, don't set another path until done.") return end
if os.time() - gopath_last < 15 then if os.time() - gopath_last < 15 then
mcl_log("Not ready to path yet") mcl_log("Not ready to path yet")
@ -3243,11 +3291,15 @@ function mcl_mobs:gopath(self,target,callback_arrived)
--mcl_log("Found a door near") --mcl_log("Found a door near")
for _,v in pairs(plane_adjacents) do for _,v in pairs(plane_adjacents) do
local pos = vector.add(d,v) local pos = vector.add(d,v)
local n = minetest.get_node(pos) local n = minetest.get_node(pos)
if n.name == "air" then if n.name == "air" then
wp = minetest.find_path(p,pos,150,1,4) wp = minetest.find_path(p,pos,150,1,4)
if wp then if wp then
--mcl_log("Found a path to next to door".. minetest.pos_to_string(pos)) mcl_log("Found a path to next to door".. minetest.pos_to_string(pos))
local other_side_of_door = vector.add(d,-v)
mcl_log("Opposite is: ".. minetest.pos_to_string(other_side_of_door))
table.insert(wp, other_side_of_door)
break break
else else
@ -3267,7 +3319,7 @@ function mcl_mobs:gopath(self,target,callback_arrived)
self.callback_arrived = callback_arrived self.callback_arrived = callback_arrived
table.remove(wp,1) table.remove(wp,1)
self.waypoints = wp self.waypoints = wp
self.state = "gowp" self.state = PATHFINDING
return true return true
else else
self.state = "walk" self.state = "walk"
@ -4318,7 +4370,7 @@ local mob_step = function(self, dtime)
-- attack timer -- attack timer
self.timer = self.timer + dtime self.timer = self.timer + dtime
if self.state ~= "attack" and self.state ~= "gowp" then if self.state ~= "attack" and self.state ~= PATHFINDING then
if self.timer < 1 then if self.timer < 1 then
return return
end end