eymiha’s gists

eymiha / equibright.rb

Created October 31, 2016 17:40

Given a color with a target perceived brightness and another color with a target hue and saturation, it builds the target color

	require "WebColor"

	def equibright hex_s, hex_d
	color_s = WebColor.new hex_s
	color_d = WebColor.new hex_d
	h = color_d.hue
	s = color_d.saturation
	p = color_s.perceived_brightness
	puts WebColor.fromHSP(h,s,p).hex
	end

eymiha / perceived_brightness.rb

Last active June 29, 2022 21:54

Ruby version of Darel Rex Finley's HSP (hue, saturation, perceived brightness) color model. Go to http://alienryderflex.com/hsp.html for his original work.

	class WebColor
	attr_accessor :r, :g, :b

	@@pr, @@pg, @@pb = 0.299, 0.587, 0.114
	@@err = 0.0000001

	def initialize r = 0.0, g = 0.0, b = 0.0
	if r.is_a? Numeric
	@r, @g, @b = r, g, b
	else

eymiha / bounding box intersection detection - meteor

Last active August 29, 2015 14:06

validation for bounding box collision detection

	Optimised, can detect a non collision in one compare, minimally

	collision.html
	--------------

	<head>
	<title>intersect</title>
	</head>

	<body>

eymiha / soundex.coffee

Last active August 29, 2015 14:02

Soundex algorithm

	soundexAlphabet =
	'A': 7, 'B': 1, 'C': 2, 'D': 3, 'E': 7, 'F': 1, 'G': 2, 'H': 8, 'I': 7, 'J': 2,
	'K': 2, 'L': 4, 'M': 5, 'N': 5, 'O': 7, 'P': 1, 'Q': 2, 'R': 6, 'S': 2, 'T': 3,
	'U': 7, 'V': 1, 'W': 8, 'X': 2, 'Y': 7, 'Z': 2, "'": 9, ' ': 9

	soundexCode = (name) ->
	soundex = []
	name = name.trim()
	if name.length != 0
	index = name.indexOf ' '

eymiha / city_lookups.coffee

Last active August 29, 2015 14:00

Meteor Lookup Tables for US states/cities with more than 8000 people

		Meteor.Lookups.insert name: 'location_United States_states', values: 'Alabama|Alaska|Arizona|Arkansas|California|Colorado|Connecticut|Delaware|District of Columbia|Florida|Georgia|Hawaii|Idaho|Illinois|Indiana|Iowa|Kansas|Kentucky|Louisiana|Maine|Maryland|Massachusetts|Michigan|Minnesota|Mississippi|Missouri|Montana|Nebraska|Nevada|New Hampshire|New Jersey|New Mexico|New York|North Carolina|North Dakota|Ohio|Oklahoma|Oregon|Pennsylvania|Rhode Island|South Carolina|South Dakota|Tennessee|Texas|Utah|Vermont|Virginia|Washington|West Virginia|Wisconsin|Wyoming'

		Meteor.Lookups.insert name: 'location_United States_Alabama_cities', values: 'Abernant|Alabaster|Albertville|Alexander City|Andalusia|Anniston|Arab|Athens|Atmore|Attalla|Auburn|Bay Minette|Beauregard-Marvyn|Bessemer|Beulah|Big Sandy-Duncanville|Birmingham|Boaz|Bremen|Center Point|Clanton|Cloverdale|Concord-Hopkins|Craig-Tyler|Cullman|Danville|Daphne|Decatur|Demopolis|Dothan|Enterprise|Eufaula|Fairfield|Fairhope|Florence|Foley|Forestdale|Fort Payne|Fort

eymiha / ColorInterpolator.js

Last active November 27, 2016 23:04

Color Interpolator - when you need to find a color in a colorstop-defined gradient.

	// usage: prime with a set of color stops, then ask for colors in the range.
	//
	// colors = ['#37d78a','#40be8f','#49a594','#538d9a','#5c749f','#655ba4'];
	// colorInterpolator = new ColorInterpolator();
	// colorInterpolator.prime([
	// { value: 0.0, color: colors[0] },
	// { value: 0.2, color: colors[1] },
	// { value: 0.4, color: colors[2] },
	// { value: 0.6, color: colors[3] },
	// { value: 0.8, color: colors[4] },

eymiha / recipes - chicken tikka masala

Last active December 31, 2015 20:29

	Chicken Tikka Masala

	A
	6 garlic cloves grated garlic
	3 tsp grated ginger
	3 tsp turmeric
	2 tsp garam masala
	2 tsp coriander
	2 tsp cumin

eymiha / color.coffee

Created June 6, 2013 03:24

A simple color mechanism in coffeescript conversion, interpolation and four color standards - Crayola crayons, DMC embroidery floss, Pantone colors, and Prismacolor colored pencils.

	class @Color
	constructor: (red, green, blue) ->
	if typeof red == 'string' or red instanceof String
	color = red
	@r = parseInt(color.substring(1,3),16)
	@g = parseInt(color.substring(3,5),16)
	@b = parseInt(color.substring(5,7),16)
	else if red instanceof Color
	color = red
	@r = color.r

eymiha / root.coffee

Created June 2, 2013 16:55

Coffeescript global context Because sometimes you want a namespace to hang things from... Creates a Root namespace off the base (node or browser), and establishes an App namespace from it.

	Root = exports ? @
	App = (Root.App = [])

eymiha / current time

Last active December 17, 2015 18:48

A simple bit of coffeescript (here, for use in meteor) to keep any on-page current timestamps up-to-date.

	# using javascript Date

	if Meteor.isClient

	updateCurrentTimestamps = ->
	current = new Date()
	year = current.getFullYear()
	month = current.getMonth()+1
	day = current.getDate()
	hour = current.getHours()

David Anderson eymiha