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annotate demos/shooter/scripts/weapons.py @ 449:1cf56403347a

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Added object bounding boxes. Collision detection now works.
author prock@33b003aa-7bff-0310-803a-e67f0ece8222
date Thu, 01 Apr 2010 18:44:01 +0000
parents 5e2ec84902a7
children f463ab431cc0
rev   line source
446
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1 # -*- coding: utf-8 -*-
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2
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3 # ####################################################################
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4 # Copyright (C) 2005-2009 by the FIFE team
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5 # http://www.fifengine.de
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6 # This file is part of FIFE.
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7 #
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8 # FIFE is free software; you can redistribute it and/or
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9 # modify it under the terms of the GNU Lesser General Public
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10 # License as published by the Free Software Foundation; either
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11 # version 2.1 of the License, or (at your option) any later version.
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12 #
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13 # This library is distributed in the hope that it will be useful,
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14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 # Lesser General Public License for more details.
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17 #
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18 # You should have received a copy of the GNU Lesser General Public
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19 # License along with this library; if not, write to the
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20 # Free Software Foundation, Inc.,
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21 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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22 # ####################################################################
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23
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24 from fife import fife
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25 from scripts.ships.shipbase import SpaceObject
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26
448
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27 class Projectile(SpaceObject):
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28 def __init__(self, model, projectileName, layer, timeToLive):
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29 super(Projectile, self).__init__(model, projectileName, layer, False)
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30 self._name = projectileName
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31 self._layer = layer
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32
446
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33 self._obj = self._model.getObject(self._name, "http://www.fifengine.de/xml/tutorial")
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34
446
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35 self._ttl = timeToLive
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36 self._starttime = 0
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37 self._totaltime = 0
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38
446
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39 def create(self, location):
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40 self._instance = self._layer.createInstance(self._obj, location.getExactLayerCoordinates(), "bullet")
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41 fife.InstanceVisual.create(self._instance)
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42
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43 def run(self, velocity, location, time):
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44 if not self._running:
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45 self._velocity = velocity
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46 self._velocity.x /= self._xscale
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47 self._velocity.y /= self._yscale
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48
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49 self.create(location)
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50 self._running = True
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51
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52 self._starttime = time
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53
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54 def destroy(self):
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55 if self._running and self._instance:
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56 self._layer.deleteInstance(self._instance)
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57 self._running = False
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58
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59 def _getTTL(self):
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60 return self._ttl
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61
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62 def update(self, timedelta):
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63 self._totaltime += timedelta
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64 if self._running and (self._totaltime - self._starttime) < self._ttl:
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65 super(Projectile, self).update(timedelta)
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66 else:
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67 self.destroy()
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68
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69 ttl = property(_getTTL)
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70
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71 class Weapon(object):
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72 def __init__(self, model, layer, ship, firerate):
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73 self._model = model
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74 self._layer = layer
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75 self._ship = ship
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76 self._firerate = firerate
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77 self._lastfired = 0
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78 self._projectileVelocity = fife.DoublePoint(0.075,0)
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79
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80 def fire(self, curtime):
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81 if (curtime - self._lastfired) > self._firerate:
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82 pjctl = Projectile(self._model, "bullet1", self._layer, 2000 )
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83 pjctl.width = 0.05
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84 pjctl.height = 0.05
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85 pjctl.run(fife.DoublePoint(self._projectileVelocity.x,self._projectileVelocity.y), self._ship.location, curtime)
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86 self._lastfired = curtime
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87 return pjctl
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88
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89 return None
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90