p5实现宇宙星球运转动画效果代码-html代码-BFW代码库

p5实现宇宙星球运转动画效果代码

代码语言：html

所属分类：动画

代码描述：p5实现宇宙星球运转动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">

<head>

    <meta charset="UTF-8">
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/p5.0.10.2.js"></script>


    <style>
        /*INSPIRED BY Hyper Glu's Going to Quasar.
https://www.behance.net/gallery/45428489/Going-to-Quasar*/

        html, body {
            height: 100%;
            overflow: hidden;
            background-color: #000;
        }

        body {
            margin: 0;
            display: flex;

            /* This centers our sketch horizontally. */
            justify-content: center;

            /* This centers our sketch vertically. */
            align-items: center;
        }
    </style>



</head>

<body>


    <script>
        // INSPIRED BY Hyper Glu's Going to Quasar.
        // https://www.behance.net/gallery/45428489/Going-to-Quasar

        var c1, c2;
        var N = 150;
        var n = 100;
        var t = 80;
        var b = 60;
        var th = 0;

        var back = [];
        var middle = [];
        var inter = [];
        var front = [];
        var points = [];

        var planet, planet2;
        var sz, msz;

        var viewport;

        function setup() {
            var density = displayDensity();
            pixelDensity(density);
            createCanvas(windowWidth, windowHeight);
            c1 = color("#140c35");
            c2 = color("#1dada4");
            c3 = color("#edf683");
            c4 = color("#fcfdef");

            viewport = min(windowHeight, windowWidth);

            planet = createVector(viewport/4.1, -viewport/5);

            sz = viewport/7;
            msz = sz/4;

            frameRate(60);

            init();
        }

        function windowResized() {
            resizeCanvas(windowWidth, windowHeight);

            viewport = min(windowHeight, windowWidth);

            planet = createVector(viewport/4.1, -viewport/5);

            sz = viewport/7;
            msz = sz/4;
        }

        function init() {

            for (var i = 0; i < N; i++) {
                var color;
                if (i/(N-1) < 1/3) {
                    color = lerpColor(c1, c2, i/(N/3));
                } else if (i/(N-1) < 2/3) {
                    color = lerpColor(c2, c3, (i-N/3)/(N/3));
                } else {
                    color = lerpColor(c3, c4, (i-2*N/3)/(N/3-1));
                }
                color.setAlpha(20 + 5*i/(N-1));
                back.push([color]);
            }

            for (var i = 0; i < b; i++) {
                var color;
                if (i/(b-1) < 1/3) {
                    color = lerpColor(c1, c2, min(i/(b/3) + random(0, 0.15), 1));
                } else if (i/(b-1) < 2/3) {
                    color = lerpColor(c2, c3, min((i-b/3)/(b/3) + random(0, 0.15), 1));
                } else {
                    color = lerpColor(c3, c4, min((i-2*b/3)/(b/3-1) + random(0, 0.15), 1));
                }

                color.setAlpha(70 + 5*i/(b-1));
                r = random(5, 9);
                k = 0;
                middle.push([]);
                for (var j = 0; j < r; j++) {
                    var x = random(k, k+(TWO_PI-0.01)/r/2);
                    var y = random(k+(TWO_PI-0.01)/r/2, k+(TWO_PI-0.01)/r);
                    if (y < x) {
                        tmp = x;
                        x = y;
                        y = x;
                    }
                    var dir = 1;
                    if (random(0, 1) < 0.5)
                        dir *= -1;
                    middle[i].push([color, x, y, dir]);
                    k += (TWO_PI-0.01)/r;
                }
            }

            for (var i = 0; i < t; i++) {
                var color;
                if (i/(t-1) < 1/3) {
                    color = lerpColor(c1, c2, max(i/(t/3) + random(0, -0.3), 0));
                } else if (i/(t-1) < 2/3) {
                    color = lerpColor(c2, c3, max((i-t/3)/(t/3) + random(0, -0.3), 0));
                } else {
                    color = lerpColor(c3, c4, max((i-2*t/3)/(t/3-1) + random(0, -0.3), 0));
                }

                color.setAlpha(70 + 5*i/(t-1));
                r = random(9, 15);
                k = 0;
                inter.push([]);
                for (var j = 0; j < r; j++) {
                    var x = random(k, k+(TWO_PI-0.01)/r/2);
                    var y = random(k+(TWO_PI-0.01)/r/2, k+(TWO_PI-0.01)/r);
                    if (y < x) {
                        tmp = x;
                        x = y;
                        y = x;
                    }
                    var dir = 1;
                    if (random(0, 1) < 0.5)
                        dir *= -1;
                    inter[i].push([color, x, y, dir]);
                    k += (TWO_PI-0.01)/r;
                }
            }

            for (var i = 0; i < n; i++) {
                var color;
                if (i/(n-1) < 1/3) {
                    color = lerpColor(c1, c2, min(i/(n/3) + random(0, 0.15), 1));
                } else if (i/(n-1) < 2/3) {
               .........完整代码请登录后点击上方下载按钮下载查看