William Edwards williame
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # -*- coding: utf-8 -*- | |
| def Ord(ch): return ord(ch) - ord('A') # convert A-Z to 0-25 | |
| def Chr(ch): return chr(ch + ord('A')) # convert 0-25 to A-Z | |
| def Text(s): return "".join(ch for ch in s if ch in "ABCDEFGHIJKLMNOPQRSTUVWXYZ") | |
| Rotors = { # name: (wiring, notches) | |
| "I": ("EKMFLGDQVZNTOWYHXUSPAIBRCJ", "Q"), # 1930 Enigma I | |
| "II": ("AJDKSIRUXBLHWTMCQGZNPYFVOE", "E"), # 1930 Enigma I | |
| "III": ("BDFHJLCPRTXVZNYEIWGAKMUSQO", "V"), # 1930 Enigma I |
williame
/ make_ld_mosaic_2.py
Created
September 1, 2014 06:20
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import urllib, re, os, urlparse, json, random, sys, getopt, gzip, math, time | |
| from multiprocessing.dummy import Pool as ThreadPool | |
| from cStringIO import StringIO | |
| from PIL import Image | |
| import numpy as np | |
| def download_all_thumbs(ld_num,dest_folder=None): | |
| event_name = 'ludum-dare-%d' % ld_num | |
| entries_page_url_template = "http://www.ludumdare.com/compo/%s/?action=preview&etype=&start=%%d" % event_name |
williame
/ gist:935a47a6262fc5023847
Last active
August 29, 2015 14:05
swap patterns of mosaic rotations placement
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| XX.XX@XXX.XXX@@.XX..XXX..X.XX....X@.X.X...XXX......X.X@.@@.X@.XX......X...@....@X.X.X.X@@..X....@.X@.........@X.X.@.@@X.@.X.@...X..X.@@X...X.X.X....@X@XX.....XX.X.@X......X..X@..@@.X...@XXX@.@@XXX.XXXXXXX.X..X@XX.X@X.@@@..X.@...XX..X@XXX@X..XX.@..@.@@X.@..X.X..XX....X@@...X.XXXX.....X@...@..@...X@X@X.XXXX.@X..@....@......X...X@.....@@..X@X@..X....@@.X..@.@@XXX.X.....XX@X.@...@XX..@X@....XX..X.@.@X@X.XX...X.@..@..@@X.XXX..@X.XX..X....@@.X@...XX@X........X.@.XX.XX.X..@X@X.......X.XX@..X..XX.X@.....X.X@.@X.@@...X.@@.XX..@X.X@X@X@@@.XXX@.@.XX....X....@...X@@@X.@.@.@..X@.X.XX@@.X.X.@.@X.X..XXX.@.X..@XX.XX@XXX....X@.XXX.X.XX@X@.X..@X...X..X@X.@XX...X....@@.XXX...XXXXX...XX..X.X.X.@X@XX.XX.@X.XXX...@.X.@XX@X@X...@X...@.XXX...@X.@XX..XX..X..@.@X....X.X@.X@X.X@.@.@X....@@..@.X.X.@.@.X@.X@...@......@@X.XX..@X.XXXX.X.X.XX@.XX..XX.XXX.@@.X...X.X..X.@@..X@....@..XX@X....@X...@X..X.X...XX..@XX@X.XX.@........X.X...X@@@X@@.@.X..X.X.X..X.@XXX@XX.X@....X.X@XX.X.@.@...@@@.@X...@@XX@..@......@X@...X.X.@..@.@X....@X....@.X@.@.X@. |
williame
/ emergent_orange.py
Last active
August 29, 2015 14:05
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import os, sys | |
| from PIL import Image | |
| size = 128, 128 | |
| w, h = size | |
| reds = [0] * w * h | |
| greens = [0] * w * h | |
| blues = [0] * w * h | |
| count = 0 |
williame
/ gist:482fee74d096e47e006b
Last active
August 29, 2015 14:02
benchmark iterating over set bits in a uint32_t
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #include <cinttypes> | |
| #include <cstdlib> | |
| #include <ctime> | |
| #include <iostream> | |
| int main(int argc, char** args) { | |
| srand(time(NULL)); |
williame
/ gist:3fcfeb1d424f01b2fa59
Created
June 13, 2014 07:43
iterating over the set bits in an int efficiently
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| for(uint32_t m = mask, i = ~0U; m; ) { | |
| auto shift = __builtin_ffs(m); | |
| m >>= shift; | |
| i += shift; | |
| ... do something with i | |
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import urllib, re, os, urlparse, json, random, sys, getopt, gzip, math, time | |
| from multiprocessing.dummy import Pool as ThreadPool | |
| from cStringIO import StringIO | |
| import Image | |
| def download_all_thumbs(ld_num=28,dest_folder="thumbs"): | |
| event_name = 'ludum-dare-%d' % ld_num | |
| entries_page_url_template = "http://www.ludumdare.com/compo/%s/?action=preview&etype=&start=%%d" % event_name | |
williame
/ gist:6807325
Created
October 3, 2013 09:10
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| class Test { | |
| static void func(final String X) { | |
| new Test() { | |
| String X = X.toLowerCase(); <-- I want to init X to be something derived from the parameter X | |
| }; | |
| } | |
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // adapting http://gamedev.stackexchange.com/a/49423/4129 | |
| castRay: function(ray) { | |
| var oX = ray[0][0], oY = ray[0][1], oZ = ray[0][2], | |
| dX = ray[1][0]-oX, dY = ray[1][1]-oY, dZ = ray[1][2]-oZ, | |
| x = Math.floor(oX), y = Math.floor(oY), z = Math.floor(oZ), | |
| intbound = function(s,ds) { | |
| if(ds < 0) | |
| return intbound(-s,-ds); | |
| return (1-((s%ds+ds)%ds))/ds; |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| function emitCube(blf,trb,array,ofs) { | |
| ofs = ofs || 0; | |
| var left = blf[0], right = trb[0], | |
| bottom = blf[1], top = trb[1], | |
| front = blf[2], back = trb[2], | |
| tlb = [left,top,back], | |
| trf = [right,top,front], | |
| tlf = [left,top,front], | |
| brb = [right,bottom,back], | |
| blb = [left,bottom,back], |
NewerOlder