annotate pytouhou/utils/matrix.pyx @ 417:efae61ad6efe

Remove the type of the self argument in extension types, as it clutters the code with useless information.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Thu, 22 Aug 2013 12:21:12 +0200
parents 5fe6cd6ceb48
children d8630c086926
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:
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
20 def __init__(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
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
27 def __mul__(self, Matrix other):
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
28 out = Matrix()
411
2428296cccab Remove indirect access to Matrix values.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 370
diff changeset
29 d1 = self.data
2428296cccab Remove indirect access to Matrix values.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 370
diff changeset
30 d2 = other.data
2428296cccab Remove indirect access to Matrix values.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 370
diff changeset
31 d3 = out.data
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
32 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
33 for j in xrange(4):
411
2428296cccab Remove indirect access to Matrix values.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 370
diff changeset
34 d3[i][j] = sum(d1[i][k] * d2[k][j] for k in xrange(4))
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
35 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
36
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
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
38 def get_c_data(self):
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
39 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
40 return (c_float * 16)(*data)
4
787d2eb13c2d Add buggy stageviewer!
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
41
787d2eb13c2d Add buggy stageviewer!
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
42
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
43 cpdef flip(self):
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
44 data = self.data
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
45 a, b, c, d = data[0]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
46 data[0] = [-a, -b, -c, -d]
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
47
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
48
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
49 cpdef scale(self, x, y, z):
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
50 d1 = self.data
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
51 d1[0] = [a * x for a in d1[0]]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
52 d1[1] = [a * y for a in d1[1]]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
53 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
54
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
55
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
56 cpdef scale2d(self, x, y):
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
57 data = self.data
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
58 d1a, d1b, d1c, d1d = data[0]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
59 d2a, d2b, d2c, d2d = data[1]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
60 data[0] = [d1a * x, d1b * x, d1c * x, d1d * x]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
61 data[1] = [d2a * y, d2b * y, d2c * y, d2d * y]
31
55973a3f1222 Some more optimization!
Thibaut Girka <thib@sitedethib.com>
parents: 30
diff changeset
62
55973a3f1222 Some more optimization!
Thibaut Girka <thib@sitedethib.com>
parents: 30
diff changeset
63
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
64 cpdef translate(self, x, y, z):
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
65 data = self.data
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
66 a, b, c = data[3][:3]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
67 a, b, c = a * x, b * y, c * z
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
68 d1a, d1b, d1c, d1d = data[0]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
69 d2a, d2b, d2c, d2d = data[1]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
70 d3a, d3b, d3c, d3d = data[2]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
71 data[0] = [d1a + a, d1b + a, d1c + a, d1d + a]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
72 data[1] = [d2a + b, d2b + b, d2c + b, d2d + b]
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
73 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
74
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
75
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
76 cpdef rotate_x(self, angle):
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
77 d1 = self.data
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
78 cos_a = cos(angle)
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
79 sin_a = sin(angle)
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
80 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
81 [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
82
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
83
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
84 cpdef rotate_y(self, angle):
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
85 d1 = self.data
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
86 cos_a = cos(angle)
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
87 sin_a = sin(angle)
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
88 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
89 [- 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
90
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
91
417
efae61ad6efe Remove the type of the self argument in extension types, as it clutters the code with useless information.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 412
diff changeset
92 cpdef rotate_z(self, angle):
28
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
93 d1 = self.data
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
94 cos_a = cos(angle)
f405b947624d Massive sprite updating/matrix handling optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 4
diff changeset
95 sin_a = sin(angle)
123
d1c82d43bbf3 Various optimizations
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
96 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
97 [sin_a * d1[0][i] + cos_a * d1[1][i] for i in range(4)])