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#This file is distributed under the terms of the GNU General Public license.
#Copyright (C) 2004 Al Riddoch (See the file COPYING for details).
from physics import *
from mind.goals.common.misc_goal import *
from mind.goals.common.move import *
import types
# Gather a resource from nearby
# This is designed to be placed early in a complex goal, so it returns
# as fulfilled when it has nothing to do
class gather(Goal):
def __init__(self, what):
Goal.__init__(self, "gather a thing",
self.is_there_none_around,
[spot_something(what),
pick_up_focus(what)])
if type(what) == types.ListType:
self.what = what
else:
self.what = [ what ]
self.vars=["what"]
def is_there_none_around(self, me):
# A suitably range
square_near_dist=30
nearest=None
nothing_near = 1
for what in self.what:
what_all=me.map.find_by_type(what)
for thing in what_all:
square_dist=square_distance(me.location, thing.location)
if square_dist < square_near_dist and \
thing.location.parent.id != me.id:
return 0
return 1
# Harvest a resource from source at a place using a tool
class harvest_resource(Goal):
def __init__(self, what, source, place, tool):
Goal.__init__(self, "Gather a resource using a tool",
false,
[acquire_thing(tool),
move_me_area(place),
gather(what),
spot_something(source),
move_me_to_focus(source),
self.do])
self.what=what
self.source=source
self.place=place
self.tool=tool
self.vars=["what","source","place","tool"]
def do(self, me):
if me.things.has_key(self.tool)==0:
#print "No tool"
return
tool=me.find_thing(self.tool)[0]
if not hasattr(me, 'right_hand_wield') or me.right_hand_wield!=tool.id:
# FIXME We need to sort out how to tell what one is wielding
return Operation("wield", Entity(tool.id))
target=me.get_knowledge('focus', self.source)
if target==None:
#print "No resource source " + self.source
return
return Operation("use",Entity(target, objtype="obj"))
class plant_seeds(Goal):
def __init__(self, what, source, place, tool):
Goal.__init__(self, "Plant seed to grow plants",
false,
[acquire_thing(tool),
move_me_area(place),
spot_something(source),
move_me_to_focus(source),
spot_something(what),
self.do])
self.what=what
self.source=source
self.place=place
self.tool=tool
self.vars=["what","source","place","tool"]
def do(self, me):
if me.things.has_key(self.tool)==0:
#print "No tool"
return
tool=me.find_thing(self.tool)[0]
if not hasattr(me, 'right_hand_wield') or me.right_hand_wield!=tool.id:
# FIXME We need to sort out how to tell what one is wielding
return Operation("wield", Entity(tool.id))
id=me.get_knowledge('focus',self.what)
if id==None:
return
what=me.map.get(id)
if what==None:
return
id=me.get_knowledge('focus',self.source)
if id!=None or me.map.get(id):
source=me.map.get(id)
if source!=None:
if distance_to(source.location, what.location) > 4:
return Operation("use",Entity(what.id, objtype="obj"))
else:
return Operation("use",Entity(what.id, objtype="obj"))
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