Wave2D

Developer
Takashi
Size
4,772 Kb
Views
14,168
  1. Wave2D Previews
  2. Wave2D HTML Codes
  3. Wave2D CSS Codes
  4. Wave2D JS Codes

How do I make an wave2d?

References:「Make a Splash With Dynamic 2D Water Effects」http://goo.gl/kSBRTK. What is a wave2d? How do you make a wave2d? This script and codes were developed by Takashi on 20 October 2022, Thursday.

Wave2D Previews
IQ Test

Wave2D - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>wave2D</title> <link rel="stylesheet" href="css/style.css">
</head>
<body> <script src='https://cdnjs.cloudflare.com/ajax/libs/p5.js/0.5.7/p5.min.js'></script> <script src="js/index.js"></script>
</body>
</html>

Wave2D - Script Codes CSS Codes

body,html{ margin: 0; padding: 0; overflow: hidden;
}

Wave2D - Script Codes JS Codes

'use strict';
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var Spring = function () { function Spring(_p5, p, v, a) { _classCallCheck(this, Spring); this._5p = _p5; this.p = p; this.v = v; this.a = a; this.k = 0.025; this.defaultPos = p.copy(); } Spring.prototype.addForce = function addForce(a) { this.a.add(a); }; Spring.prototype.avoid = function avoid(mouse, mouseVelocity) { var force = undefined; var dist = p5.Vector.dist(this.p, mouse); var maxForce = mouseVelocity.mag(); if (maxForce > 10) { maxForce = 10; }; var len = 40; if (dist < len) { //let strength = _p5.map(toMe.mag(),200,0,0,maxForce); mouseVelocity.normalize(); force = this._5p.map(mouseVelocity.mag(), len, 0, 0, maxForce); mouseVelocity.mult(force); mouseVelocity.x = 0; return mouseVelocity; } }; Spring.prototype.update = function update() { this.v.add(this.a); this.p.add(this.v); this.a.mult(0); }; return Spring;
}();
var Wave = function () { function Wave(_p5) { _classCallCheck(this, Wave); this._p5 = _p5; this.springNum = 0; this.springs = []; this.springs_interval = 0; this.leftDeltas = []; this.rightDeltas = []; this.spread = 0.25; this.defaultWaterLevel = 0; this.dumping = 0.95; //setting basic parameter this.defaultWaterLevel = this._p5.windowHeight / 2; this.springNum = this._p5.windowWidth / 3; this.springs_interval = this._p5.windowWidth / (this.springNum - 1); //init springs for (var i = 0; i < this.springNum; i++) { this.springs.push(new Spring(this._p5, this._p5.createVector(i * this.springs_interval, this.defaultWaterLevel), this._p5.createVector(0, 0), _p5.createVector(0, 0))); } } Wave.prototype.updateSprings = function updateSprings() { var _this = this; //spring basic move this.springs.forEach(function (spring, i, springs) { //spring force var springForce = _this._p5.createVector(0, 0);; var diff = spring.p.y - spring.defaultPos.y; springForce.y = -(spring.k * diff); spring.addForce(springForce); //mouse force var mouse = _this._p5.createVector(_this._p5.mouseX, _this._p5.mouseY); var pmouse = _this._p5.createVector(_this._p5.pmouseX, _this._p5.pmouseY); var mouseVelocity = p5.Vector.sub(mouse, pmouse); var avoid = spring.avoid(mouse, mouseVelocity); spring.addForce(avoid); //dump spring.v.mult(_this.dumping); //update spring.update(); }); //make wave var leftDeltas = [this.springNum]; var rightDeltas = [this.springNum]; for (var t = 0; t < 8; t++) { this.springs.forEach(function (spring, i, springs) { if (i > 0) { leftDeltas[i] = _this.spread * (springs[i].p.y - springs[i - 1].p.y); springs[i - 1].v.y += leftDeltas[i]; } if (i < _this.springNum - 1) { rightDeltas[i] = _this.spread * (springs[i].p.y - springs[i + 1].p.y); springs[i + 1].v.y += rightDeltas[i]; } }); this.springs.forEach(function (spring, i, springs) { if (i > 0) { springs[i - 1].p.y += leftDeltas[i]; } if (i < _this.springNum - 1) { springs[i + 1].p.y += rightDeltas[i]; } }); } }; Wave.prototype.show = function show() { var _this2 = this; this._p5.noStroke(); //gradation var grad = this._p5.drawingContext.createLinearGradient(0, 0, 0, this._p5.windowHeight); grad.addColorStop(0.0, 'rgb(112, 143, 255)'); grad.addColorStop(0.5, 'rgb(46, 89, 244)'); grad.addColorStop(1.0, 'rgb(0, 20, 91)'); this._p5.drawingContext.fillStyle = grad; //p.fill(0,191,255); //draw wave this._p5.beginShape(); this._p5.vertex(0, this._p5.windowHeight); //first control point this._p5.vertex(0, this._p5.windowHeight); //first point this.springs.forEach(function (spring, i) { var x = spring.p.x; var y = spring.p.y; _this2._p5.vertex(x, y); }); this._p5.vertex(this._p5.windowWidth, this._p5.windowHeight); //last point this._p5.vertex(this._p5.windowWidth, this._p5.windowHeight); //last control point this._p5.endShape(); //draw points // this._p5.fill(0); // for(let i = 0; i<this.springNum; i++){ // let x = this.springs[i].p.x; // let y = this.springs[i].p.y; // this._p5.ellipse(x,y,4,4); // } }; Wave.prototype.splash = function splash() { var index = this._p5.floor(this._p5.random(1, this.springNum)); var vy = this._p5.random(100, this._p5.windowHeight); if (index > 0 && index < this.springNum) { this.springs[index].v.y = vy; } }; return Wave;
}();
var scketch = function scketch(_p5) { var wave = undefined; _p5.setup = function () { _p5.createCanvas(_p5.windowWidth, _p5.windowHeight); _p5.background('#FFFCBF'); // generate wave wave = new Wave(_p5); //first splash for (var i = 0; i < 3; i++) { setTimeout(function () { wave.splash(); }, 250 * i); } }; _p5.draw = function () { _p5.background('#FFFCBF'); wave.updateSprings(); wave.show(); }; _p5.mousePressed = function (event) { wave.splash(); }; _p5.windowResized = function () { _p5.resizeCanvas(_p5.windowWidth, _p5.windowHeight); wave = new Wave(_p5); };
};
new p5(scketch);
Wave2D - Script Codes
Wave2D - Script Codes
Home Page Home
Developer Takashi
Username tksiiii
Uploaded October 20, 2022
Rating 4.5
Size 4,772 Kb
Views 14,168
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