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finishing the project

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DU CASSOULET 2024-01-28 22:44:27 +01:00
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README.md
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# Particle Game
# Particle Sandbox

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<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#FFFFFF"><path d="M0 0h24v24H0z" fill="none"/><path d="M7 10l5 5 5-5z"/></svg>
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<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#FFFFFF"><path d="M0 0h24v24H0z" fill="none"/><path d="M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z"/></svg>
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<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#FFFFFF"><path d="M0 0h24v24H0z" fill="none"/><path d="M6 19h4V5H6v14zm8-14v14h4V5h-4z"/></svg>
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<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#FFFFFF"><path d="M0 0h24v24H0z" fill="none"/><path d="M8 5v14l11-7z"/></svg>
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<svg xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="24px" viewBox="0 0 24 24" width="24px" fill="#FFFFFF"><g><path d="M0,0h24v24H0V0z" fill="none"/></g><g><g><path d="M12,5V2L8,6l4,4V7c3.31,0,6,2.69,6,6c0,2.97-2.17,5.43-5,5.91v2.02c3.95-0.49,7-3.85,7-7.93C20,8.58,16.42,5,12,5z"/><path d="M6,13c0-1.65,0.67-3.15,1.76-4.24L6.34,7.34C4.9,8.79,4,10.79,4,13c0,4.08,3.05,7.44,7,7.93v-2.02 C8.17,18.43,6,15.97,6,13z"/></g></g></svg>
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<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#FFFFFF"><path d="M0 0h24v24H0z" fill="none"/><path d="M9 16h6v-6h4l-7-7-7 7h4zm-4 2h14v2H5z"/></svg>
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index.html
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<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<script src="script/main.js"></script>
<title>Particle Sandbox</title>
<script defer src="script/main.js"></script>
<link rel="stylesheet" href="style/main.css" />
<link
rel="shortcut icon"
href="assets/images/ico/favicon.ico"
type="image/x-icon"
/>
</head>
<body>
<canvas></canvas>
<section class="gui">
<div class="content">
<div class="head">
<h1 class="title">Particle Sandbox</h1>
<div class="head-buttons">
<button class="play-pause">
<img
src="/assets/images/svg/play_arrow.svg"
alt="play-pause"
height="16"
width="16"
/>
</button>
<button class="reset">
<img
src="/assets/images/svg/restart.svg"
alt="reset"
height="16"
width="16"
/>
</button>
<button class="minimize">
<img
src="/assets/images/svg/arrow_down.svg"
alt="minimize"
height="16"
width="16"
/>
</button>
</div>
</div>
<div class="category">
<div class="category-head">
<button class="add particle">+</button>
<h2 class="label">Particles</h2>
</div>
<div class="particle-containers"></div>
</div>
<div>
<div class="category-head">
<button class="add interaction">+</button>
<h2 class="label">Interactions</h2>
</div>
<div class="interaction-containers"></div>
</div>
<div class="down-buttons">
<button class="save">
<img
src="assets/images/svg/upload.svg"
alt="upload"
height="16"
width="16"
/>
<p>Export this scene</p>
</button>
<button class="load">
<img
src="assets/images/svg/download.svg"
alt="download"
height="16"
width="16"
/>
<p>Import a scene</p>
</button>
</div>
</div>
</section>
</body>
</html>

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script/main.js
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window.onload = function () {
var _a, _b, _c, _d, _e, _f, _g;
var SLIDER_MIN = 50;
var SLIDER_MAX = 1000;
var SLIDER_STEP = 50;
var SLIDER_DEFAULT = 350;
var MAX_INTERACTION_NUMBER = 20;
var MIN_INTENSITY = 1;
var MAX_INTENSITY = 1000;
var DEFAULT_INTENSITY = 100;
var INTENSITY_STEP = 1;
var INTENSITY_DIVIDER = 10000;
var DISTANCE_MIN = 10;
var DISTANCE_MAX = 500;
var DISTANCE_STEP = 10;
var DISTANCE_DEFAULT = 200;
var Group1 = 0;
var Group2 = 1;
var canvas = document.querySelector("canvas");
var ctx = canvas.getContext("2d");
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
var Particle = /** @class */ (function () {
function Particle(x, y, color, radius) {
this.vx = 0;
@ -8,24 +28,236 @@ window.onload = function () {
this.color = color;
this.radius = radius;
}
Particle.prototype.draw = function () {
ctx.beginPath();
ctx.arc(this.x, this.y, this.radius, 0, Math.PI * 2);
ctx.fillStyle = this.color;
ctx.fill();
Particle.prototype.draw = function (ctx) {
ctx.fillStyle = ColorsHex[this.color];
ctx.fillRect(this.x, this.y, this.radius, this.radius);
};
Particle.DEFAULT_RADIUS = 2.5;
Particle.DEFAULT_RADIUS = 5;
return Particle;
}());
var canvas = document.querySelector("canvas");
var ctx = canvas.getContext("2d");
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
window.addEventListener("resize", function () {
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
});
var paused = true;
var particles = [];
var interactions = [];
var ColorsHex = Object.freeze({
red: "#f91d4d",
green: "#0db342",
blue: "#4a4ad7",
yellow: "#f0e246",
magenta: "#d742d7",
cyan: "#42cedb",
});
var colors = {
red: null,
green: null,
blue: null,
yellow: null,
magenta: null,
cyan: null,
};
function reset() {
particles.forEach(function (particle) {
particle.x = randomInt(0, canvas.width);
particle.y = randomInt(0, canvas.height);
});
paused = true;
var img = document.querySelector(".play-pause img");
img.src = "/assets/images/svg/play_arrow.svg";
}
function addColor(color, autoGroup) {
if (autoGroup === void 0) { autoGroup = true; }
if (autoGroup)
colors[color] = makeGroup(350, color, { radius: Particle.DEFAULT_RADIUS });
var container = document.querySelector(".particle-containers");
var particle = document.createElement("div");
particle.classList.add("particle-container");
particle.classList.add(color);
var head = document.createElement("div");
head.classList.add("container-head");
head.innerHTML = "<div class=\"color\"></div><h3 class=\"sublabel\">".concat(color, "</h3><button class=\"close particle\">\u2A2F</button>");
var close = head.querySelector(".close");
close.addEventListener("click", function () {
particles = particles.filter(function (p) { return p.color !== color; });
colors[color] = null;
container.removeChild(particle);
interactions = interactions.filter(function (itn) {
var _a, _b, _c, _d;
if (itn.group1[0].color === color || itn.group2[0].color === color) {
(_d = (_c = (_b = (_a = document
.querySelector(".interaction-container .colors .color.".concat(color))) === null || _a === void 0 ? void 0 : _a.parentElement) === null || _b === void 0 ? void 0 : _b.parentElement) === null || _c === void 0 ? void 0 : _c.parentElement) === null || _d === void 0 ? void 0 : _d.remove();
return false;
}
return true;
});
});
var particleSetting = document.createElement("h4");
particleSetting.classList.add("setting");
particleSetting.innerHTML = "Particle number : <span class=\"setting-value\">".concat(SLIDER_DEFAULT.toLocaleString("en-US"), "</span>");
var range = document.createElement("div");
range.classList.add("range");
range.innerHTML = "<p class=\"value\">".concat(SLIDER_MIN.toLocaleString("en-US"), "</p><input class=\"range-content\" type=\"range\" min=\"").concat(SLIDER_MIN, "\" max=\"").concat(SLIDER_MAX, "\" step=\"").concat(SLIDER_STEP, "\" value=\"").concat(SLIDER_DEFAULT, "\"><p class=\"value\">").concat(SLIDER_MAX.toLocaleString("en-US"), "</p>");
var input = range.querySelector("input");
input.addEventListener("input", function () {
var value = parseInt(input.value);
particleSetting.innerHTML = "Particle number : <span class=\"setting-value\"Z>".concat(value.toLocaleString("en-US"), "</span>");
particles = particles.filter(function (p) { return p.color !== color; });
colors[color] = makeGroup(value, color, {
radius: Particle.DEFAULT_RADIUS,
});
interactions = interactions.map(function (itn) {
if (itn.group1[0].color === color) {
itn.group1 = colors[color];
}
else if (itn.group2[0].color === color) {
itn.group2 = colors[color];
}
return itn;
});
});
particle.appendChild(head);
particle.appendChild(particleSetting);
particle.appendChild(range);
container.appendChild(particle);
}
function colorSelector(selected, group, interaction) {
var selector = document.createElement("div");
selector.classList.add("color-selector");
var selectedColor = document.createElement("button");
selectedColor.classList.add("color");
selectedColor.classList.add(selected);
var colorList = document.createElement("div");
colorList.classList.add("color-list");
selectedColor.addEventListener("click", function (e) {
e.stopPropagation();
if (colorList.classList.contains("show")) {
colorList.classList.remove("show");
}
else {
var colorButtons = document.querySelectorAll(".color-list");
colorButtons.forEach(function (colorButton) {
if (colorButton.classList.contains("show")) {
colorButton.classList.remove("show");
}
});
colorList.classList.add("show");
colorList.innerHTML = "";
var _loop_1 = function (color) {
if (!colors[color])
return "continue";
var colorButton = document.createElement("button");
colorButton.classList.add("color");
colorButton.classList.add(color);
colorButton.addEventListener("click", function (e) {
e.stopPropagation();
selectedColor.classList.remove(selected);
selected = color;
selectedColor.classList.add(selected);
colorList.classList.remove("show");
switch (group) {
case Group1:
interaction.group1 = colors[color];
break;
case Group2:
interaction.group2 = colors[color];
break;
}
});
colorList.appendChild(colorButton);
};
for (var color in colors) {
_loop_1(color);
}
}
});
selector.appendChild(selectedColor);
selector.appendChild(colorList);
return selector;
}
function addInteraction(interaction) {
interactions.push(interaction);
var isAttractionForce = true;
var container = document.querySelector(".interaction-containers");
var interactionContainer = document.createElement("div");
interactionContainer.classList.add("interaction-container");
var colors = document.createElement("div");
colors.classList.add("colors");
var color1 = colorSelector(interaction.group1[0].color, 0, interaction);
var color2 = colorSelector(interaction.group2[0].color, 1, interaction);
var liaison = document.createElement("h3");
liaison.classList.add("setting");
if (isAttractionForce) {
liaison.textContent = "is attracted to";
}
else {
liaison.textContent = "is repulsed by";
}
var close = document.createElement("button");
close.classList.add("close");
close.classList.add("interaction");
close.textContent = "⨯";
colors.appendChild(color1);
colors.appendChild(liaison);
colors.appendChild(color2);
colors.appendChild(close);
var forceContainer = document.createElement("div");
forceContainer.classList.add("force-container");
forceContainer.innerHTML = "<h4 class=\"setting\">Force Type</h4><div class=\"force-types\"><button class=\"force-type selected\">Attraction</button><button class=\"force-type\">Repulsion</button></div>";
var forceTypes = forceContainer.querySelectorAll(".force-type");
forceTypes.forEach(function (forceType) {
forceType.addEventListener("click", function () {
forceTypes.forEach(function (ft) { return ft.classList.remove("selected"); });
forceType.classList.add("selected");
isAttractionForce = forceType.textContent === "Attraction";
if (isAttractionForce) {
liaison.textContent = "is attracted to";
interaction.options.g = -Math.abs(interaction.options.g);
}
else {
liaison.textContent = "is repulsed by";
interaction.options.g = Math.abs(interaction.options.g);
}
});
});
var intensityContainer = document.createElement("h4");
intensityContainer.classList.add("setting");
intensityContainer.innerHTML = "Intensity : <span class=\"setting-value\">".concat(DEFAULT_INTENSITY.toLocaleString("en-US"), "</span>");
var intensityRange = document.createElement("div");
intensityRange.classList.add("range");
intensityRange.innerHTML = "<p class=\"value\">".concat(MIN_INTENSITY.toLocaleString("en-US"), "</p><input class=\"range-content\" type=\"range\" min=\"").concat(MIN_INTENSITY, "\" max=\"").concat(MAX_INTENSITY, "\" step=\"").concat(INTENSITY_STEP, "\" value=\"").concat(DEFAULT_INTENSITY, "\"><p class=\"value\">").concat(MAX_INTENSITY.toLocaleString("en-US"), "</p>");
var intensityInput = intensityRange.querySelector("input");
intensityInput.addEventListener("input", function () {
var value = parseInt(intensityInput.value);
intensityContainer.innerHTML = "Intensity : <span class=\"setting-value\">".concat(value.toLocaleString("en-US"), "</span>");
if (isAttractionForce) {
interaction.options.g = -value / INTENSITY_DIVIDER;
}
else {
interaction.options.g = value / INTENSITY_DIVIDER;
}
});
var distanceContainer = document.createElement("h4");
distanceContainer.classList.add("setting");
distanceContainer.innerHTML = "Distance : <span class=\"setting-value\">".concat(DISTANCE_DEFAULT.toLocaleString("en-US"), "</span>");
var distanceRange = document.createElement("div");
distanceRange.classList.add("range");
distanceRange.innerHTML = "<p class=\"value\">".concat(DISTANCE_MIN.toLocaleString("en-US"), "</p><input class=\"range-content\" type=\"range\" min=\"").concat(DISTANCE_MIN, "\" max=\"").concat(DISTANCE_MAX, "\" step=\"").concat(DISTANCE_STEP, "\" value=\"").concat(DISTANCE_DEFAULT, "\"><p class=\"value\">").concat(DISTANCE_MAX.toLocaleString("en-US"), "</p>");
var distanceInput = distanceRange.querySelector("input");
distanceInput.addEventListener("input", function () {
var value = parseInt(distanceInput.value);
distanceContainer.innerHTML = "Distance : <span class=\"setting-value\">".concat(value.toLocaleString("en-US"), "</span>");
interaction.options.distance = value;
});
close.addEventListener("click", function () {
interactions = interactions.filter(function (itn) { return itn !== interaction; });
container.removeChild(interactionContainer);
});
interactionContainer.appendChild(colors);
interactionContainer.appendChild(forceContainer);
interactionContainer.appendChild(intensityContainer);
interactionContainer.appendChild(intensityRange);
interactionContainer.appendChild(distanceContainer);
interactionContainer.appendChild(distanceRange);
container.appendChild(interactionContainer);
}
function randomInt(min, max) {
return Math.floor(Math.random() * (max - min + 1) + min);
}
@ -40,11 +272,10 @@ window.onload = function () {
return group;
}
function interaction(group1, group2, options) {
var _a, _b, _c;
var _a, _b;
if (options === void 0) { options = {}; }
options.g = (_a = options.g) !== null && _a !== void 0 ? _a : 0.1;
options.maxDistance = (_b = options.maxDistance) !== null && _b !== void 0 ? _b : 100;
options.minDistance = (_c = options.minDistance) !== null && _c !== void 0 ? _c : 0;
var g = (_a = options.g) !== null && _a !== void 0 ? _a : 0.1;
var distance = (_b = options.distance) !== null && _b !== void 0 ? _b : 100;
for (var i = 0; i < group1.length; i++) {
var fx = 0;
var fy = 0;
@ -54,33 +285,181 @@ window.onload = function () {
var dx = a.x - b.x;
var dy = a.y - b.y;
var d = Math.sqrt(dx * dx + dy * dy);
if (d > 0 && d < options.maxDistance && d > options.minDistance) {
var F = options.g / d;
if (d > 0 && d < distance) {
var F = g / d;
fx += F * dx;
fy += F * dy;
}
a.vx = (a.vx + fx) * 0.5;
a.vy = (a.vy + fy) * 0.5;
a.x += a.vx * 0.005;
a.y += a.vy * 0.005;
a.x += a.vx * 0.01;
a.y += a.vy * 0.01;
}
}
}
var blue = makeGroup(5000, "#0000ff", { radius: 1 });
var red = makeGroup(1000, "#ff0000", { radius: 2.5 });
var green = makeGroup(50, "#00ff00", { radius: 4 });
(_a = document.querySelector(".add.particle")) === null || _a === void 0 ? void 0 : _a.addEventListener("click", function () {
var color = null;
for (var c in colors) {
if (!colors[c]) {
color = c;
break;
}
}
if (color)
addColor(color);
});
(_b = document.querySelector(".add.interaction")) === null || _b === void 0 ? void 0 : _b.addEventListener("click", function () {
if (interactions.length >= MAX_INTERACTION_NUMBER)
return;
var color1 = null;
var color2 = null;
for (var c in colors) {
if (colors[c]) {
color1 = c;
break;
}
}
if (!color1)
return;
for (var c in colors) {
if (colors[c] && c !== color1) {
color2 = c;
break;
}
}
if (!color2)
color2 = color1;
var group1 = colors[color1];
var group2 = colors[color2];
if (!group1 || !group2)
return;
var intensity = DEFAULT_INTENSITY;
var distance = 100;
var options = {
distance: distance,
g: intensity / INTENSITY_DIVIDER,
};
var interaction = {
group1: group1,
group2: group2,
options: options,
};
addInteraction(interaction);
});
(_c = document.querySelector(".play-pause")) === null || _c === void 0 ? void 0 : _c.addEventListener("click", function () {
paused = !paused;
var img = document.querySelector(".play-pause img");
img.src = paused
? "/assets/images/svg/play_arrow.svg"
: "/assets/images/svg/pause.svg";
});
(_d = document.querySelector(".reset")) === null || _d === void 0 ? void 0 : _d.addEventListener("click", function () {
reset();
});
(_e = document.querySelector(".save")) === null || _e === void 0 ? void 0 : _e.addEventListener("click", function () {
var element = document.createElement("a");
element.style.display = "none";
element.download = "ps".concat(Date.now(), ".json");
element.setAttribute("href", "data:text/plain;charset=utf-8," +
encodeURIComponent(JSON.stringify([
interactions.map(function (itn) { return ({
group1: itn.group1[0].color,
group2: itn.group2[0].color,
options: itn.options,
}); }),
Object.entries(colors)
.filter(function (_a) {
var _ = _a[0], v = _a[1];
return v;
})
.map(function (_a) {
var k = _a[0], _ = _a[1];
return ({
color: k,
number: colors[k].length,
});
}),
])));
element.click();
element.remove();
});
(_f = document.querySelector(".load")) === null || _f === void 0 ? void 0 : _f.addEventListener("click", function () {
var element = document.createElement("input");
element.style.display = "none";
element.type = "file";
element.accept = ".json";
element.addEventListener("change", function (e) {
var file = e.target.files[0];
var reader = new FileReader();
reader.addEventListener("load", function (e) {
var _a = JSON.parse(e.target.result), itn = _a[0], groups = _a[1];
interactions = [];
particles = [];
var particleContainer = document.querySelector(".particle-containers");
var interactionContainer = document.querySelector(".interaction-containers");
particleContainer.innerHTML = "";
interactionContainer.innerHTML = "";
for (var _i = 0, groups_1 = groups; _i < groups_1.length; _i++) {
var group = groups_1[_i];
addColor(group.color, false);
colors[group.color] = makeGroup(group.number, group.color, {
radius: Particle.DEFAULT_RADIUS,
});
}
for (var _b = 0, itn_1 = itn; _b < itn_1.length; _b++) {
var it = itn_1[_b];
var group1 = colors[it.group1];
var group2 = colors[it.group2];
if (!group1 || !group2)
continue;
addInteraction({
group1: group1,
group2: group2,
options: it.options,
});
}
});
reader.readAsText(file);
});
element.click();
element.remove();
});
(_g = document.querySelector(".minimize")) === null || _g === void 0 ? void 0 : _g.addEventListener("click", function () {
var gui = document.querySelector(".gui .content");
gui.classList.toggle("minimized");
});
window.addEventListener("resize", function () {
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
reset();
});
window.addEventListener("click", function () {
document.querySelectorAll(".color-list").forEach(function (colorList) {
if (colorList.classList.contains("show")) {
colorList.classList.remove("show");
}
});
});
addColor("red");
addColor("green");
addInteraction({
group1: colors.red,
group2: colors.green,
options: {
distance: DISTANCE_DEFAULT,
g: -DEFAULT_INTENSITY / INTENSITY_DIVIDER,
},
});
function animate() {
interaction(red, red, { g: -0.05, maxDistance: 250 });
interaction(green, red, { g: -0.1, maxDistance: 500 });
interaction(red, green, { g: -0.05, maxDistance: 250 });
interaction(blue, red, { g: -0.4, maxDistance: 250 });
if (!paused) {
interactions.forEach(function (itn) {
return interaction(itn.group1, itn.group2, itn.options);
});
}
ctx.clearRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = "#000000";
ctx.fillRect(0, 0, canvas.width, canvas.height);
particles.forEach(function (particle) {
particle.draw();
});
requestAnimationFrame(animate);
particles.forEach(function (particle) { return particle.draw(ctx); });
return requestAnimationFrame(animate);
}
animate();
};

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script/main.ts
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style/main.scss
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