Mercurial > touhou

annotate pytouhou/utils/matrix.pyx @ 374:6a63fd3deb76

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Use an iterator to get the keystates from a replay.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sun, 05 Aug 2012 18:19:42 +0200
parents 74471afbac37
children 2428296cccab
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: 44
diff changeset
1 # -*- encoding: utf-8 -*-
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 44
diff changeset
2 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 44
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: 44
diff changeset
4 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 44
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: 44
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: 44
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: 44
diff changeset
8 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 44
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: 44
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: 44
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: 44
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: 44
diff changeset
13 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 44
diff changeset
14
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
15 from libc.math cimport sin, cos
370
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
16 from ctypes import c_float
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
17
4
787d2eb13c2d Add buggy stageviewer!
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
18
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
19 cdef class Matrix:
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
20 def __init__(Matrix self, data=None):
370
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
21 self.data = data or [[1, 0, 0, 0],
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
22 [0, 1, 0, 0],
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
23 [0, 0, 1, 0],
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
24 [0, 0, 0, 1]]
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
25
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
26
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
27 def __getitem__(Matrix self, key):
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
28 return self.data[key]
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
29
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
30
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
31 def __mul__(Matrix self, Matrix other):
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
32 out = Matrix()
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
33 for i in xrange(4):
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
34 for j in xrange(4):
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
35 out[i][j] = sum(self[i][k] * other[k][j] for k in xrange(4))
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
36 return out
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
37
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
38
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
39 def get_c_data(Matrix self):
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
40 data = sum(self.data, [])
74471afbac37 Add a programmable pipeline renderer, and a --fixed-pipeline switch to use the old one.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 131
diff changeset
41 return (c_float * 16)(*data)
4
787d2eb13c2d Add buggy stageviewer!
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
42
787d2eb13c2d Add buggy stageviewer!
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
43
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
44 cpdef flip(Matrix self):
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
45 data = self.data
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
46 a, b, c, d = data[0]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
47 data[0] = [-a, -b, -c, -d]
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
48
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
49
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
50 cpdef scale(Matrix self, x, y, z):
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
51 d1 = self.data
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
52 d1[0] = [a * x for a in d1[0]]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
53 d1[1] = [a * y for a in d1[1]]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
54 d1[2] = [a * z for a in d1[2]]
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
55
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
56
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
57 cpdef scale2d(Matrix self, x, y):
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
58 data = self.data
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
59 d1a, d1b, d1c, d1d = data[0]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
60 d2a, d2b, d2c, d2d = data[1]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
61 data[0] = [d1a * x, d1b * x, d1c * x, d1d * x]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
62 data[1] = [d2a * y, d2b * y, d2c * y, d2d * y]
31
55973a3f1222 Some more optimization!
Thibaut Girka <thib@sitedethib.com>
parents: 30
diff changeset
63
55973a3f1222 Some more optimization!
Thibaut Girka <thib@sitedethib.com>
parents: 30
diff changeset
64
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
65 cpdef translate(Matrix self, x, y, z):
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
66 data = self.data
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
67 a, b, c = data[3][:3]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
68 a, b, c = a * x, b * y, c * z
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
69 d1a, d1b, d1c, d1d = data[0]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
70 d2a, d2b, d2c, d2d = data[1]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
71 d3a, d3b, d3c, d3d = data[2]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
72 data[0] = [d1a + a, d1b + a, d1c + a, d1d + a]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
73 data[1] = [d2a + b, d2b + b, d2c + b, d2d + b]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
74 data[2] = [d3a + c, d3b + c, d3c + c, d3d + c]
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
75
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
76
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
77 cpdef rotate_x(Matrix self, angle):
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
78 d1 = self.data
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
79 cos_a = cos(angle)
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
80 sin_a = sin(angle)
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
81 d1[1], d1[2] = ([cos_a * d1[1][i] - sin_a * d1[2][i] for i in range(4)],
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
82 [sin_a * d1[1][i] + cos_a * d1[2][i] for i in range(4)])
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
83
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
84
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
85 cpdef rotate_y(Matrix self, angle):
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
86 d1 = self.data
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
87 cos_a = cos(angle)
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
88 sin_a = sin(angle)
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
89 d1[0], d1[2] = ([cos_a * d1[0][i] + sin_a * d1[2][i] for i in range(4)],
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
90 [- sin_a * d1[0][i] + cos_a * d1[2][i] for i in range(4)])
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
91
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
92
131
fab7ad2f0d8b Use Cython, improve performances!
Thibaut Girka <thib@sitedethib.com>
parents: 123
diff changeset
93 cpdef rotate_z(Matrix self, angle):
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
94 d1 = self.data
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
95 cos_a = cos(angle)
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
96 sin_a = sin(angle)
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
97 d1[0], d1[1] = ([cos_a * d1[0][i] - sin_a * d1[1][i] for i in range(4)],
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
98 [sin_a * d1[0][i] + cos_a * d1[1][i] for i in range(4)])
4
787d2eb13c2d Add buggy stageviewer!
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
99