Changeset 47

Timestamp:

04/05/08 01:15:24 (8 months ago)

Author:

gak

Message:

Location:

muckaround/cython-getting-started-tutorial

Files:

muckaround/cython-getting-started-tutorial/fast_circles.pyx

r46	r47
18	18	import random
19	19
20		c~~lass Circle(object)~~:
	20	cdef class Circle:
21	21
22		def __init__(self, x, y, dx, dy, radius):
	22	cdef public float x
	23	cdef public float y
	24	cdef public float dx
	25	cdef public float dy
	26	cdef public float radius
	27
	28	def __init__(self, float x, float y, float dx, float dy, float radius):
23	29	self.x = x
24	30	self.y = y
…	…
27	33	self.radius = radius
28	34
29		def think(self, ~~dt, max_x,~~ max_y):
	35	def think(self, float dt, float max_x, float max_y):
30	36	"""Moves the circle and bounces it off walls"""
31	37	self.x += self.dx * dt
…	…
39	45
40	46	def render(self):
	47	cdef int sections
	48	cdef float a
	49	cdef float x
	50	cdef float y
41	51	sections = 10
42	52	glPushMatrix()
…	…
44	54	glScalef(self.radius, self.radius, 1)
45	55	glBegin(GL_LINE_LOOP)
46		for a in xrange(sections):
47		a = float(a)
	56	for a from 0 <= a < sections:
48	57	x = cos(a / sections * pi * 2)
49	58	y = sin(a / sections * pi * 2)
…	…
53	62
54	63
55		class Circles(object):
	64	cdef class Circles:
	65
	66	cdef int max_x
	67	cdef int max_y
	68	cdef object circles
56	69
57	70	def __init__(self, max_x, max_y):
…	…
70	83	self.circles.append(Circle(x, y, dx, dy, rad))
71	84
72		def think(self, dt):
	85	def think(self, float dt):
	86
	87	cdef float rel_pos_x
	88	cdef float rel_pos_y
	89	cdef float pos_angle
	90	cdef float mag
73	91
74	92	# Make all the circles move

r46	r47
5	5	from pyglet.gl import *
6	6
7		from ~~fast~~_circles import Circle, Circles
	7	from slow_circles import Circle, Circles
8	8
9	9	WIDTH = 800