Mercurial > touhou

annotate pytouhou/utils/interpolator.pyx @ 304:f3099ebf4f61

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Update attribute names to reflect the actual interface.
author Thibaut Girka <thib@sitedethib.com>
date Tue, 13 Mar 2012 18:38:14 +0100
parents fab7ad2f0d8b
children d778db08190f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
52
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
1 # -*- encoding: utf-8 -*-
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
2 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
4 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
5 ## This program is free software; you can redistribute it and/or modify
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
6 ## it under the terms of the GNU General Public License as published
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
7 ## by the Free Software Foundation; version 3 only.
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
8 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
9 ## This program is distributed in the hope that it will be useful,
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
12 ## GNU General Public License for more details.
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
13 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
14
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 50
diff changeset
15
13
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
16 class Interpolator(object):
122
174324a4da51 Add support for launch animations! (Warning: slow :()
Thibaut Girka <thib@sitedethib.com>
parents: 62
diff changeset
17 __slots__ = ('values', 'start_values', 'end_values', 'start_frame', 'end_frame', '_frame', '_formula')
174324a4da51 Add support for launch animations! (Warning: slow :()
Thibaut Girka <thib@sitedethib.com>
parents: 62
diff changeset
18 def __init__(self, values=(), start_frame=0, end_values=(), end_frame=0, formula=None):
13
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
19 self.values = tuple(values)
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
20 self.start_values = tuple(values)
122
174324a4da51 Add support for launch animations! (Warning: slow :()
Thibaut Girka <thib@sitedethib.com>
parents: 62
diff changeset
21 self.end_values = tuple(end_values)
174324a4da51 Add support for launch animations! (Warning: slow :()
Thibaut Girka <thib@sitedethib.com>
parents: 62
diff changeset
22 self.start_frame = start_frame
174324a4da51 Add support for launch animations! (Warning: slow :()
Thibaut Girka <thib@sitedethib.com>
parents: 62
diff changeset
23 self.end_frame = end_frame
50
811cefefb5c8 Fix a few bugs and add support for a few instructions
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
24 self._frame = 0
60
af7914413b89 Enable interpolators to use different formulas
Thibaut Girka <thib@sitedethib.com>
parents: 57
diff changeset
25 self._formula = formula or (lambda x: x)
13
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
26
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
27
57
694f25881d0f Fix move_to interpolation, add support for a few ANM and ECL instructions
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
28 def __nonzero__(self):
60
af7914413b89 Enable interpolators to use different formulas
Thibaut Girka <thib@sitedethib.com>
parents: 57
diff changeset
29 return self._frame < self.end_frame
57
694f25881d0f Fix move_to interpolation, add support for a few ANM and ECL instructions
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
30
694f25881d0f Fix move_to interpolation, add support for a few ANM and ECL instructions
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
31
13
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
32 def set_interpolation_start(self, frame, values):
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
33 self.start_values = tuple(values)
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
34 self.start_frame = frame
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
35
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
36
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
37 def set_interpolation_end(self, frame, values):
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
38 self.end_values = tuple(values)
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
39 self.end_frame = frame
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
40
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
41
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
42 def set_interpolation_end_frame(self, end_frame):
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
43 self.end_frame = end_frame
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
44
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
45
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
46 def set_interpolation_end_values(self, values):
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
47 self.end_values = tuple(values)
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
48
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
49
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
50 def update(self, frame):
50
811cefefb5c8 Fix a few bugs and add support for a few instructions
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
51 self._frame = frame
62
1f591adcea04 Fix animation determination (ins_98 stuff) and some interpolation functions
Thibaut Girka <thib@sitedethib.com>
parents: 60
diff changeset
52 if frame >= self.end_frame - 1: #XXX: skip the last interpolation step
1f591adcea04 Fix animation determination (ins_98 stuff) and some interpolation functions
Thibaut Girka <thib@sitedethib.com>
parents: 60
diff changeset
53 # This bug is replicated from the original game
122
174324a4da51 Add support for launch animations! (Warning: slow :()
Thibaut Girka <thib@sitedethib.com>
parents: 62
diff changeset
54 self.values = self.end_values
174324a4da51 Add support for launch animations! (Warning: slow :()
Thibaut Girka <thib@sitedethib.com>
parents: 62
diff changeset
55 self.start_values = self.end_values
13
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
56 self.start_frame = frame
58bc264aba38 Refactor
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
57 else:
60
af7914413b89 Enable interpolators to use different formulas
Thibaut Girka <thib@sitedethib.com>
parents: 57
diff changeset
58 coeff = self._formula(float(frame - self.start_frame) / float(self.end_frame - self.start_frame))
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 122
diff changeset
59 self.values = [start_value + coeff * (end_value - start_value)
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 122
diff changeset
60 for (start_value, end_value) in zip(self.start_values, self.end_values)]
20
6ebf9539c077 Handle more enemies types and movements
Thibaut Girka <thib@sitedethib.com>
parents: 13
diff changeset
61