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#This file is distributed under the terms of the GNU General Public license.
#Copyright (C) 2006 Al Riddoch (See the file COPYING for details).
from atlas import *
from physics import *
from Quaternion import Quaternion
from Vector3D import Vector3D
from cyphesis.Thing import Thing
import server
class Bisect(Thing):
""" A task for cutting a section of material in two."""
def cut_operation(self, op):
""" Op handler for cut op which activates this task """
# print "Bisect.cut"
if len(op) < 1:
sys.stderr.write("Bisect task has no target in cut op")
# FIXME Use weak references, once we have them
self.target = op[0].id
self.tool = op.to
self.width = 0.2
def tick_operation(self, op):
""" Op handler for regular tick op """
# print "Bisect.tick"
target=server.world.get_object(self.target)
if not target:
# print "Target is no more"
self.irrelevant()
return
if square_distance(self.character.location, target.location) > target.location.bbox.square_bounding_radius():
self.rate = 0
# print "Too far away"
return self.next_tick(1.75)
else:
self.progress += self.rate * 1.75
self.rate = 0.1 / 1.75
if self.progress < 1:
# print "Not done yet"
return self.next_tick(1.75)
width = target.location.bbox.far_point.x - target.location.bbox.near_point.x
if width <= self.width:
# print "Nothing more to cut"
self.irrelevant()
return
res=Message()
new_bbox = [target.location.bbox.near_point.x,
target.location.bbox.near_point.y,
target.location.bbox.near_point.z,
target.location.bbox.far_point.x - self.width,
target.location.bbox.far_point.y,
target.location.bbox.far_point.z]
set=Operation("set", Entity(target.id, bbox=new_bbox), to=target)
res.append(set)
slice_loc = target.location.copy()
pos_offset = Vector3D(target.location.bbox.far_point.x, 0, 0)
pos_offset.rotate(target.location.orientation)
slice_loc.coordinates = target.location.coordinates + pos_offset
slice_bbox = [0,
target.location.bbox.near_point.y,
target.location.bbox.near_point.z,
self.width,
target.location.bbox.far_point.y,
target.location.bbox.far_point.z]
slice_loc.orientation = target.location.orientation
create=Operation("create", Entity(name='wood', type='wood', location=slice_loc, bbox=slice_bbox), to=target)
res.append(create)
if width - self.width > self.width:
self.progress = 0
else:
# FIXME Integrate with other set op.
# Add create to convert remaining fragment into a board
set=Operation("set", Entity(target.id, status=-1), to=target)
res.append(set)
res.append(self.next_tick(1.75))
return res
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