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Mandelbrot

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rnentjes
2016-05-22 11:10:52 +02:00
parent b9a2210d31
commit dbd486a4de
3 changed files with 64 additions and 17 deletions
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24
web/js/generated/mandelbrot.js
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@@ -20,6 +20,12 @@
this.canvas.setAttribute('height', this.windowHeight.toString() + 'px');
this.canvas.setAttribute('style', 'position: absolute; left: 0px; top: 0px; z-index: 5; width: ' + this.windowWidth + 'px; height: ' + this.windowHeight + 'px;');
},
getColor_14dthe$: function (mu) {
var clr1 = mu | 0;
var t2 = mu - clr1;
var t1 = 1 - t2;
clr1 = clr1 % 768;
},
drawMandel: function () {
var tmp$0, tmp$1;
var xs;
@@ -28,17 +34,20 @@
var yy;
var xt;
var iteration;
var max_iteration = 511;
var max_iteration = 767;
var halfWindowHeight = this.windowHeight / 2 | 0;
var red;
var green;
var blue;
var fillStyle;
var mu;
Kotlin.println('Window width: ' + this.windowWidth + ', height: ' + this.windowHeight + ', half: ' + halfWindowHeight);
tmp$0 = this.windowWidth;
for (var x = 0; x <= tmp$0; x++) {
tmp$1 = halfWindowHeight;
for (var y = 0; y <= tmp$1; y++) {
xs = 3.5 / this.windowWidth * x - 2.5;
ys = 1.0 - 1.0 / halfWindowHeight * y;
xs = 4.0 / this.windowWidth * x - 2.0;
ys = 2.0 - 2.0 / halfWindowHeight * y;
xx = 0.0;
yy = 0.0;
iteration = 0;
@@ -48,9 +57,16 @@
xx = xt;
iteration++;
}
fillStyle = 'rgb(' + iteration * 2 % 256 + ', ' + iteration * 3 % 256 + ', ' + iteration % 256 + ')';
if (iteration === max_iteration) {
fillStyle = 'rgb(0, 0, 0)';
}
else {
mu = iteration + 1 - Math.log(Math.log(xx * xx + yy * yy)) / Math.log(2.0);
iteration = iteration * 13 % 768;
red = Math.min(iteration, 255);
green = Math.max(0, Math.min(iteration, 511) - 256);
blue = Math.max(0, Math.min(iteration, 767) - 512);
fillStyle = 'rgb(' + red + ', ' + green + ', ' + blue + ')';
}
this.canvas2d.fillStyle = fillStyle;
this.canvas2d.fillRect(x, y, 1.0, 1.0);