ÓÃPython»Mandelbrot¼¯
¡¡¡¡Mandelbrot Set£¨ÂüµÂ²ªÂÞ¼¯£©¿ÉÄÜÊÇ·ÖÐÎͼÐÎÖÐ×îÓÐÃûµÄͼÐΣ¬¹ØÓÚËüµÄ½éÉÜÎҾͲ»¶àдÁË£¬ÓÐÐËȤµÄ¿ÉÒԲο¼Õâ¸öÁ´½Ó ¡£ÏÂÃæÊǹØÓÚÈçºÎʹÓÃPythonÀ´»Õâ¸öͼÐεij¢ÊÔ¡£
¡¡¡¡ÓÉÓÚPython±ê×¼¿âÖл¹Ã»ÓжÔͼÐδ¦ÀíµÄÖ§³Ö£¬ÔÚ´ËÎÒʹÓÃÁËPIL ¡£ÏÈÀ´¿´Ò»ÕÅÉú³ÉµÄͼÐΣº
¡¡¡¡
¡¡¡¡Ïà¹ØµÄ´úÂë´óÖÂÊÇÕâÑùµÄ£º
¡¡¡¡Python code:
# -*- coding: utf-8 -*-
# http://blog.csdn.net/oldjwu/
# z<n+1> = z<n> ^ 2 + c
import time
import Image, ImageDraw
g_size = (600, 450) # ͼÐÎ×îÖճߴç
g_maxIteration = 256 # ×î´óµü´ú´ÎÊý
g_bailout = 4 # ×î´óÓò
g_zoom = 2.5 / g_size[0] # Ëõ·Å²ÎÊý
g_offset = (-g_size[0] * 0.25, 0) # Æ«ÒÆÁ¿
def draw(antialias = True):
zi = 1
if antialias: # ¿¹¾â³Ý
zi = 2
size = [i * zi for i in g_size]
zoom = g_zoom / zi
offset = [i * zi for i in g_offset]
bailout = g_bailout * zi
img = Image.new("RGB", size, 0xffffff)
dr = ImageDraw.Draw(img)
print "painting Mandelbrot .."
for p in getPoints(size, offset, zoom):
dr.point(p[0], fill = p[1])
print "%s100%%" % ("\b" * 10)
del dr
if antialias:
img = img.resize(g_size, Image.ANTIALIAS)
# img.show()
img.save("mandelbrot.png")
def getPoints(size, offset, zoom, ti = 0, tstep = 1):
"Éú³ÉÐèÒª»æÖƵ
Ïà¹ØÎÊ´ð£º
×î½üÓÃpythonдһ¸ö³ÌÐò,×ÜÊÇÒì³£Í˳ö£¬µ«ÊÇȴû·¨ÓÃtry..exceptÀ´²¶×½
ÓÉÓÚû·¨·¢Í¼Æ¬£¬ËùÒÔ°ÑÏà¹ØµÄÐÅÏ¢´òÓ¡³öÀ´
Òì³£µÄÐÅÏ¢´óÖÂÈçÏ£º
python.exeÓöµ½ÎÊÌâÐèÒª¹Ø±Õ¡£ÎÒÃǶԴËÒýÆðµÄ²»±ã±íʾ±§Ç¸ ......
ʹÓÃÔ´Îļþ
#!/usr/bin/python
# Filename : helloworld.py
print 'Hello World'
ÎÒÔõôҲ¿´²»¶®£¡Ö»ÊÇ×îºóÒ»ÐÐÎÒÖªµÀ~~Ç°ÃæÁ½ÐÐÊÇʲôÒâË¼ÄØ£¿
½Ì³ÌÉÏ˵Èç¹ûÄãʹÓÃIDLE£¬ÇëʹÓò˵ ......
¸Õ½Ó´¥£¬¸Ð¾õ¹¦ÄܱȽÏÇ¿´ó£¬Ö÷ÒªÊÇÕ³ºÏÐԺ㬿ÉÒÔÓлú½áºÏÆäËûÓïÑÔ¡£µ«²»Ã÷°×ËüÖ÷ÒªÓ¦ÓÃÓÚʲôÁìÓò£¬Ö÷Òª×öÄÇ·½ÃæµÄ¶«¶«¡£¿ª·¢ERPϵͳÊÇ·ñ¿ÉÐУ¿
»ù±¾ÉÏʲô¶¼¿ÉÒÔ×ö
½ñÌìÈ¥¿´ÁËһϣ¬»ù±¾ÉÏʲô ......
ÒÑÖªPython ÖУº
s = unicode("²âÊÔ", "gb2312")
s = u'\u6d4b\u8bd5'
print s
²âÊÔ
ÔÚDelphiÀïÃæÈçºÎ½«\u6d4b\u8bd5ÕâÑùµÄ»¹Ô³ÉGb2312µÄºº×ÖÄØ£¿
ÕÒµ½¸ö·½·¨
......
ÇëÎʸßÊÖ£¬ÎÒÓõÄÊÇpythonwin2.5µÄ°æ±¾£¬ÔÚ¿ª·¢µÄ¹ý³ÌÖÐÓöµ½ÁËÏÔʾÖÐÎÄÂÒÂëµÄÎÊÌâºÜÍ·ÌÛ£¬Çë¸ßÊִͽ̡£
¼òµ¥µÄ´úÂëÈçÏ£¬±£´æµÄÎļþÃûÊÇÓ¢Îĵģ¬ÎÒÊÇÓÃpythonwinн¨µÄ½Å±¾£¬±£´æµÄʱºòÑ¡ÏîÀïûÓбàÂëÑ¡ÏÔËÐк ......