mirror of
https://github.com/worldforge/cyphesis
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93 lines
2.8 KiB
Python
93 lines
2.8 KiB
Python
#This file is distributed under the terms of the GNU General Public license.
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#Copyright (C) 2009 Amey Parulekar (See the file COPYING for details).
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from atlas import *
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from physics import *
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from physics import Quaternion
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from physics import Point3D
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from physics import Vector3D
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import math
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import server
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class Sift(server.Task):
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"""A task for sifting through a pile of earth for earthworms"""
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materials = ['earth']
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def get_quality(self, location, target, moisture):
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y = location.y
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yval = math.exp(-y*y/2)
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if not hasattr(target, 'location'):
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self.irrelevant()
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return 0
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normal = target.location.parent.terrain.get_normal(location.x, location.z);
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print(normal)
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i = Vector3D(1, 0, 0)
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slope = normal.dot(i) / normal.mag()
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return yval + moisture + (1 - slope)
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def cut_operation(self, op):
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""" Op handler for cut op which activates this task """
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if len(op) < 1:
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sys.stderr.write("Sift task has no target in cut op")
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# FIXME Use weak references, once we have them
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self.target = server.world.get_object_ref(op[0].id)
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self.tool = op.to
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self.pos = Point3D(op[0].pos)
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def tick_operation(self, op):
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""" Op handler for regular tick op """
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# print "Dig.tick"
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if self.target() is None:
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print("Target is no more")
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self.irrelevant()
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return
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world = self.target().location.parent
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material = self.target().props.name
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#print material
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if material not in Sift.materials:
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print("Not right material for earthworms")
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self.irrelevant()
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return
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old_rate = self.rate
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self.rate = 0.1 / 1.75
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self.progress += 0.1
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if old_rate < 0.01:
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self.progress = 0
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# print "%s" % self.pos
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if self.progress < 1:
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# print "Not done yet"
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return self.next_tick(1.75)
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self.progress = 0
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res=Oplist()
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self_loc = Location(self.character)
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self_loc.velocity = Vector3D()
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if hasattr(world, 'moisture'):
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moisture = 10 * world.moisture
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else:
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moisture = 1
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self_loc.coordinates = self.pos
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quality = int(self.get_quality(self_loc.coordinates, self.target(), moisture))
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print(quality)
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for i in range(int(quality/2), quality):
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res = res + Operation("create", Entity(name = "scrawny earthworm", parent="annelid", location = self_loc), to=self.character)
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for i in range(int((10-quality)/2), quality):
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res = res + Operation("create", Entity(name = "juicy earthworm", parent="annelid", location = self_loc), to=self.character)
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self.irrelevant()
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return res
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