Yuri yurivish

yurivish / shaders.jl

Last active August 29, 2015 14:02

	function getInfoLog(obj::GLuint)
	# Return the info log for obj, whether it be a shader or a program.
	isShader = glIsShader(obj)
	getiv = isShader == GL_TRUE ? glGetShaderiv : glGetProgramiv
	getInfo = isShader == GL_TRUE ? glGetShaderInfoLog : glGetProgramInfoLog

	# Get the maximum possible length for the descriptive error message
	int::Array{GLint, 1} = [0]
	getiv(obj, GL_INFO_LOG_LENGTH, int)
	maxlength = int[1]

yurivish / Treap.getindex.llvm

Created May 12, 2014 23:15

	code:

	function Base.getindex{K}(t::TreapNode{K}, index::Int)
	1 <= index <= t.size \|\| throw(KeyError(key))
	while t.left.size != index - 1
	if index <= t.left.size
	t = t.left
	else
	index = index - t.left.size - 1
	t = t.right

yurivish / Treap.jl

Last active August 29, 2015 14:01

A Julia implementation of a treap (v6; in progress)

	import Base: isempty, start, next, done, length, getindex, minimum, maximum, search, show

	export Treap, TreapNode

	type TreapNode{K}
	priority::Float64
	size::Int
	key::K
	left::TreapNode{K}
	right::TreapNode{K}

yurivish / gist:10085175

Last active August 29, 2015 13:58

Artistic design with fractal matrices

	NB. http://link.springer.com/article/10.1007%2FBF01908446#page-2

	iter =: monad : '(2 * 0 1 { $ +/~y) $, +/~y'

	m =: 2 3 $ 0 _4 1 1 _3 2
	NB. random matrix with entries from _10 to 10:
	NB. m =: 2 3 $ (? 6 $ 20) - 10
	viewmat iter^:4 m

yurivish / Mandelbrot

Last active August 29, 2015 13:58