Color wheel: Difference between revisions
Added Wren
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(Added Wren) |
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Line 1,068:
View the output on Dropbox
https://www.dropbox.com/s/g3l5rbywo34bnp6/IMG_4600.PNG?dl=0
=={{header|Wren}}==
{{libheader|DOME}}
<lang ecmascript>import "graphics" for Canvas, Color
import "dome" for Window
import "random" for Random
class Game {
static init() {
Window.title = "Color Wheel"
__width = 640
__height = 640
Window.resize(__width, __height)
Canvas.resize(__width, __height)
colorWheel()
}
static colorWheel() {
var cx = (__width/2).floor
var cy = (__height/2).floor
var r = (cx < cy) ? cx : cy
for (y in 0...__height) {
var dy = y - cy
for (x in 0...__width) {
var dx = x - cx
var dist = (dx*dx + dy*dy).sqrt
if (dist <= r) {
var theta = dy.atan(dx)
var h = (theta + Num.pi) / Num.pi * 180
var col = Color.hsv(h, dist/r, 1)
Canvas.pset(x, y, col)
}
}
}
}
static update() {}
static draw(alpha) {}
}</lang>
=={{header|zkl}}==
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