diff --git a/0. Randomness/7. Perlin Walker/index.html b/0. Randomness/7. Perlin Walker/index.html
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+++ b/0. Randomness/7. Perlin Walker/index.html
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diff --git a/0. Randomness/7. Perlin Walker/sketch.js b/0. Randomness/7. Perlin Walker/sketch.js
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+class Walker {
+ constructor(x = 0, y = 0) {
+ this.tx = 0
+ this.ty = 10000
+ this.x = x
+ this.y = y
+ }
+
+ step() {
+ let dx = map(noise(this.tx), 0, 1, -1, 1)
+ let dy = map(noise(this.ty), 0, 1, -1, 1)
+
+ this.x += dx
+ this.y += dy
+
+ this.tx += 0.01
+ this.ty += 0.01
+ }
+
+ draw() {
+ stroke(0)
+ point(this.x, this.y)
+ }
+}
+
+let walker
+
+function setup() {
+ createCanvas(640, 240)
+ background(255)
+ walker = new Walker(320, 120)
+}
+
+function draw() {
+ walker.step();
+ walker.draw();
+}