Mercurial > touhou
annotate pytouhou/game/background.py @ 524:7f016dfbdfb1
Make vector a struct, allocate it directly on the stack, and thus pass it by copy, which is much less expensive than a python allocation.
| author | Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> |
|---|---|
| date | Wed, 18 Dec 2013 18:15:40 +0100 |
| parents | 1222341ea22c |
| children | e35bef07290d |
| rev | line source |
|---|---|
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52
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Add some documentation, GPLv3 headers, README and COPYING file.
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1 # -*- encoding: utf-8 -*- |
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2 ## |
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3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com> |
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4 ## |
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5 ## This program is free software; you can redistribute it and/or modify |
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6 ## it under the terms of the GNU General Public License as published |
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7 ## by the Free Software Foundation; version 3 only. |
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8 ## |
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9 ## This program is distributed in the hope that it will be useful, |
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10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 ## GNU General Public License for more details. |
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13 ## |
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14 |
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15 |
| 13 | 16 from pytouhou.utils.interpolator import Interpolator |
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Refactor. Move VMs to pytouhou.vm.
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17 from pytouhou.vm.anmrunner import ANMRunner |
| 15 | 18 from pytouhou.game.sprite import Sprite |
| 13 | 19 |
| 20 | |
| 21 class Background(object): | |
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Remove AnmWrapper, since ANMs are lists of entries now.
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22 def __init__(self, stage, anm): |
| 15 | 23 self.stage = stage |
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24 self.anm = anm |
| 332 | 25 self.last_frame = -1 |
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26 |
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27 self.models = [] |
| 13 | 28 self.object_instances = [] |
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29 self.anm_runners = [] |
| 15 | 30 |
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31 self.position_interpolator = Interpolator((0, 0, 0)) |
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32 self.fog_interpolator = Interpolator((0, 0, 0, 0, 0)) |
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33 self.position2_interpolator = Interpolator((0, 0, 0)) |
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34 |
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35 self.build_models() |
| 13 | 36 self.build_object_instances() |
| 37 | |
| 38 | |
| 39 def build_object_instances(self): | |
| 40 self.object_instances = [] | |
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41 for model_id, ox, oy, oz in self.stage.object_instances: |
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42 self.object_instances.append((ox, oy, oz, model_id, self.models[model_id])) |
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43 # Z-sorting: |
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44 # TODO z-sorting may be needed at each iteration |
| 13 | 45 def keyfunc(obj): |
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46 return obj[2] + self.stage.models[obj[3]].bounding_box[2] |
| 13 | 47 self.object_instances.sort(key=keyfunc, reverse=True) |
| 48 | |
| 49 | |
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50 def build_models(self): |
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51 self.models = [] |
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52 for obj in self.stage.models: |
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53 quads = [] |
| 15 | 54 for script_index, ox, oy, oz, width_override, height_override in obj.quads: |
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55 sprite = Sprite(width_override, height_override) |
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parents:
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56 anm_runner = ANMRunner(self.anm, script_index, sprite) |
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57 quads.append((ox, oy, oz, width_override, height_override, sprite)) |
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58 self.anm_runners.append(anm_runner) |
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59 self.models.append(quads) |
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60 |
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61 |
| 13 | 62 def update(self, frame): |
| 63 for frame_num, message_type, args in self.stage.script: | |
| 332 | 64 if self.last_frame < frame_num <= frame: |
| 14 | 65 if message_type == 0: |
| 66 self.position_interpolator.set_interpolation_start(frame_num, args) | |
| 67 elif message_type == 1: | |
| 13 | 68 self.fog_interpolator.set_interpolation_end_values(args) |
| 14 | 69 elif message_type == 2: |
| 70 self.position2_interpolator.set_interpolation_end_values(args) | |
| 13 | 71 elif message_type == 3: |
| 72 duration, = args | |
| 73 self.position2_interpolator.set_interpolation_end_frame(frame_num + duration) | |
| 74 elif message_type == 4: | |
| 75 duration, = args | |
| 76 self.fog_interpolator.set_interpolation_end_frame(frame_num + duration) | |
| 77 if frame_num > frame and message_type == 0: | |
| 78 self.position_interpolator.set_interpolation_end(frame_num, args) | |
| 79 break | |
| 80 | |
| 332 | 81 for i in range(frame - self.last_frame): |
| 82 for anm_runner in tuple(self.anm_runners): | |
| 83 if not anm_runner.run_frame(): | |
| 84 self.anm_runners.remove(anm_runner) | |
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85 |
| 13 | 86 self.position2_interpolator.update(frame) |
| 87 self.fog_interpolator.update(frame) | |
| 88 self.position_interpolator.update(frame) | |
| 89 | |
| 332 | 90 self.last_frame = frame |
| 91 |