Update clouds.js
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mods/clouds.js
117
mods/clouds.js
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@ -1,70 +1,91 @@
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// Clouds.js
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if (!enabledMods.includes("mods/betterSettings.js")) { enabledMods.unshift("mods/betterSettings.js"); localStorage.setItem("enabledMods", JSON.stringify(enabledMods)); window.location.reload() };
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var clouds_settingsTab = new SettingsTab("Clouds");
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var cloud_count_setting = new Setting("Cloud count", "cloud_count", settingType.NUMBER, false, defaultValue=40);
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clouds_settingsTab.registerSettings("Real time", cloud_count_setting);
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settingsManager.registerTab(clouds_settingsTab);
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// Biased random
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function randomGaussian(A, B, biasFactor=2) {
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let u = Math.random();
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let v = Math.random();
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let num = Math.sqrt(-2.0 * Math.log(u)) * Math.cos(2.0 * Math.PI * v);
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let u = Math.random();
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let v = Math.random();
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let num = Math.sqrt(-2.0 * Math.log(u)) * Math.cos(2.0 * Math.PI * v);
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let mean = (A + B) / 2;
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let stdDev = (B - A) / biasFactor;
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let mean = (A + B) / 2;
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let stdDev = (B - A) / biasFactor;
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let result = mean + num * stdDev;
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let result = mean + num * stdDev;
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return Math.min(Math.max(result, A), B);
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return Math.min(Math.max(result, A), B);
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}
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// Spawn clouds
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var clouds = [];
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setTimeout(() => {
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for (var i = 0;i < 50;i++) {
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var w = (Math.random() * 11) + 6;
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var h = (Math.random() * 7) + 3;
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function randomBetween(A, B) {
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return Math.random() * (B - A) + A;
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}
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// Higher clouds = faster
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var y = randomGaussian(0, height * 0.75, 5);
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var speedFactor = (1 - (y / (height * 0.75)));
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function initClouds(amount) {
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for (let i = 0; i < amount; i++) {
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var w = randomBetween(6, 17);
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var h = randomBetween(4, 10);
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var x = randomBetween(0, width - w);
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var y = randomGaussian(0, height * 0.75, 4);
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clouds.push({
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x: Math.random() * (width - w),
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y: y,
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w: w,
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h: h,
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dx: ((Math.random() - 0.5) * 0.05) * (0.5 + speedFactor * 2), // Velocity
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color: Math.random() > 0.5 ? "255,255,255" : "210,210,190",
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blur: Math.random() * 3 + 1
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});
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// Higher clouds move faster
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var speedBoost = 1 - (y / (height * 0.75));
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var speed = ((Math.random() - 0.5) * 0.05) * (0.5 + speedBoost * 2);
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var color = Math.random() > 0.5 ? "255,255,255" : "210,210,190";
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var blur = Math.max(Math.min(1 / (Math.abs(speed) * 48), 4), 0); // For parallax
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// Pre-render the cloud
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var offCanvas = document.createElement("canvas");
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var margin = blur;
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offCanvas.width = w * pixelSize + 2 * margin;
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offCanvas.height = h * pixelSize + 2 * margin;
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var offCtx = offCanvas.getContext("2d");
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var gradient = offCtx.createLinearGradient(0, margin, 0, h * pixelSize + margin);
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gradient.addColorStop(0, `RGBA(${color},0.12)`);
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gradient.addColorStop(1, `RGBA(${color},0.24)`);
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offCtx.filter = `blur(${blur}px)`;
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offCtx.fillStyle = gradient;
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offCtx.fillRect(margin, margin, w * pixelSize, h * pixelSize);
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clouds.push({ x, y, w, h, speed, color, blur, image: offCanvas, margin });
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}
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}, 600);
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}
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function renderClouds(ctx) {
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ctx.strokeStyle = "transparent";
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ctx.globalAlpha = Math.min(pixelTicks * 0.02,1);
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// Fade in
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ctx.globalAlpha = Math.min(pixelTicks * 0.02, 1);
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for (var i = 0;i < clouds.length;i++) {
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for (var i = 0; i < clouds.length; i++) {
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var cloud = clouds[i];
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var gradient = ctx.createLinearGradient(
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cloud.x * pixelSize, cloud.y * pixelSize,
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cloud.x * pixelSize, (cloud.y + cloud.h) * pixelSize
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ctx.drawImage(
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cloud.image,
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cloud.x * pixelSize - cloud.margin,
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cloud.y * pixelSize - cloud.margin
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);
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gradient.addColorStop(0, `RGBA(${cloud.color},0.1)`);
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gradient.addColorStop(1, `RGBA(${cloud.color},0.2)`);
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ctx.filter = `blur(${cloud.blur}px)`;
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ctx.fillStyle = gradient;
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ctx.fillRect(cloud.x * pixelSize, cloud.y * pixelSize, cloud.w * pixelSize, cloud.h * pixelSize);
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ctx.filter = "none";
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}
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}
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function updateClouds() {
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if (paused) {return;}
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if (paused) { return; }
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for (var i = 0;i < clouds.length;i++) {
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if (cloud_count_setting.value != clouds.length) {
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clouds = [];
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initClouds(cloud_count_setting.value);
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return;
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}
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for (var i = 0; i < clouds.length; i++) {
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var cloud = clouds[i];
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cloud.x += cloud.dx;
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cloud.x += cloud.speed;
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// Wrap around
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if (cloud.x > width) {
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@ -75,5 +96,11 @@ function updateClouds() {
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}
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}
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// Hooks
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renderPrePixel(renderClouds);
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runEveryTick(updateClouds);
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var clouds = [];
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runAfterReset(() => {
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initClouds(cloud_count_setting.value);
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});
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