3dwalk.pde

void setup() {
    size(600, 600);
    smooth();
    background(255);
    fill(255);
    stroke(100, 100);
    PFont fontA = loadFont("courier");
    textFont(fontA, 14);
    noLoop();
}

float t = 0;

void drawRandom(t) {
    float x = map(t % 1, 0, 1, 0, width);
    float y = random(0, height);
    stroke(#00FF00, 100);
    ellipse(x, y, 16, 16);
}

void drawPerlin(t) {
    float x = map(t % 1, 0, 1, 0, width);
    float y = map(noise(t), 0, 1, 0, height);
    stroke(100, 100);
    ellipse(x, y, 16, 16);
}

var top = 600;
var p_min = top;
var p_max = 0;

void draw() {
    //drawRandom(t);
    //drawPerlin(t);
    for (var i=0; i<1000000; i++) {
        float y = map(noise(t), 0, 1, 0, top);
        if (y < p_min) {
            p_min = y;
        } else if (y > p_max) {
            p_max = y;
        }

        t += 0.01;
    }
    console.log("width: "+ width);
    console.log("height: "+ height);
    console.log("max: "+p_max);
    console.log("min: "+p_min);
}

/*
function random_array(end) {
    var numbers = [];
    var randomized = [];
    var r;

    for (var i = 0; i < end; i++) {
        numbers.push(i);
    }

    for (var i = 0; i < end - 1; i++) {
        var j = end - i - 1;
        r = int(random(j));
        randomized.push(numbers[r]);
        numbers[r] = numbers[j];
    }
    randomized.push(numbers[0]);

    return randomized;
}

void draw() {
    var starts = random_array(width);
    var last_x1 = 0;
    var last_x2 = 0;
    for (int i = 0; i < width; i++) {
        int r = int(random(128) + i/width*128);
        int x2 = int(random(0, width));
        if (x2 > starts[i]) {
            stroke(color(96,r,96), 60);
        } else {
            stroke(color(96,96,r), 60);
        }
        stroke(color(48, 255-i/width*255, i/width*255), 10);
        x1 = (last_x1*9 + starts[i]) / 10;
        x2 = (last_x2*9 + x2) / 10;
        last_x1 = x1;
        last_x2 = x2;
        line(x1, 0, x2, height);
    }
}

void draw() {
    int x;
    float r;
    for (int i = 0; i < width*2; i++) {
        stroke(color(i/width*255), 10);
        r = noise(i * 0.005 + 10000.0);
        x = map(r, 0, 1, 0, width);
        line(x, 0, x, height);
        console.log(i * 0.005 + 10000.0, r);
    }
}*/