johansten

float a = fract(dot(v_texCoord.xy, vec2(2.067390879775102, 12.451168662908249))) - 0.5;
float s = a * (6.182785114200511 + a*a * (-38.026512460676566 + a*a * 53.392573080032137));
float t = fract(s * 43758.5453);

johansten

#-------------------------------------------------------------------------------
#	John J. Lee, http://www.velocityreviews.com/forums/t511850-how-do-you-htmlentities-in-python.html
#-------------------------------------------------------------------------------

import htmlentitydefs
import re

def unescape_charref(ref):
	name = ref[2:-1]
	base = 10

johansten

Keybase proof

I hereby claim:

• I am johansten on github.
• I am johansten (https://keybase.io/johansten) on keybase.
• I have a public key ASBLMLO01yV9A1NCJ7BPG4BH1SAwfYnzUCwaqked5Df9qAo

To claim this, I am signing this object:

johansten

Verifying my Blockstack ID is secured with the address 1Jtshmpf4xMFx6maqdk6XpbGe5X67QxioR https://explorer.blockstack.org/address/1Jtshmpf4xMFx6maqdk6XpbGe5X67QxioR

johansten

import hashlib

class Global(object):

	q = 2**255 - 19
	l = 2**252 + 27742317777372353535851937790883648493

	d = -4513249062541557337682894930092624173785641285191125241628941591882900924598840740
	bx = 15112221349535400772501151409588531511454012693041857206046113283949847762202
	by = 46316835694926478169428394003475163141307993866256225615783033603165251855960

johansten

from scalar import Scalar
from ed25519 import G, KeyPair, challenge
from group_element import GroupElement

class IssuerSession(object):

    def __init__(self, kp):
        self.x = kp.x
        self.P = kp.P
        self.k = Scalar.random()