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@rygorous
rygorous / gist:2203834
Created March 26, 2012 08:03
float->sRGB8 using SSE2 (and a table)
// float->sRGB8 conversions - two variants.
// by Fabian "ryg" Giesen
//
// I hereby place this code in the public domain.
//
// Both variants come with absolute error bounds and a reversibility and monotonicity
// guarantee (see test driver code below). They should pass D3D10 conformance testing
// (not that you can verify this, but still). They are verified against a clean reference
// implementation provided below, and the test driver checks all floats exhaustively.
//
class Map
def initialize width, height
@values = Array.new(width){ Array.new(height){ nil } }
end
def [](x, y)
@values[x][y]
end
def []=(x, y, value)
@ghoseb
ghoseb / ns-cheatsheet.clj
Last active March 25, 2025 21:21 — forked from alandipert/ns-cheatsheet.clj
Clojure ns syntax cheat-sheet
;;
;; NS CHEATSHEET
;;
;; * :require makes functions available with a namespace prefix
;; and optionally can refer functions to the current ns.
;;
;; * :import refers Java classes to the current namespace.
;;
;; * :refer-clojure affects availability of built-in (clojure.core)
;; functions.