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perf: keep globe textures at full resolution, switch to WebP #473

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perf: keep globe textures at full resolution, switch to WebP #473

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32181f3
perf: downsize globe textures from 4096x2048 to 1024x512
alukach Aug 3, 2026
2d548ce
perf: drop globe texture preload hints from landing page
alukach Aug 3, 2026
2d9ab50
perf: keep globe textures at full 4096x2048, switch to WebP
alukach Aug 4, 2026
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Binary file removed public/img/clouds.png
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6 changes: 3 additions & 3 deletions src/app/(marketing)/page.tsx
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Expand Up @@ -43,9 +43,9 @@ export default async function Landing() {

return (
<>
{/* Preload globe textures so they're cached before the client component mounts */}
<link rel="preload" href="/img/earth-blue-marble.jpg" as="image" />
<link rel="preload" href="/img/clouds.png" as="image" />
{/* ponytail: no texture preload — LiveGlobe is dynamic({ ssr: false }), so it
mounts after hydration anyway. Preloading pulled 6.5MB into the critical
window ahead of the render-blocking CSS that gates first paint. */}
<Box className={styles.landing} px={{ sm: "6", lg: "9" }}>
<Box className={styles.landingInner} mx="auto" maxWidth="1400px">
<Navigation />
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10 changes: 7 additions & 3 deletions src/components/features/globe/LiveGlobe.tsx
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Expand Up @@ -160,16 +160,20 @@ export function LiveGlobe({

// Add clouds
if (showClouds) {
new TextureLoader().load("/img/clouds.png", (texture) => {
new TextureLoader().load("/img/clouds.webp", (texture) => {
if (cancelled || !globe) return;
clouds = new Mesh(
new SphereGeometry(
globe.getGlobeRadius() * (1 + CLOUDS_ALT),
75,
75,
),
// ponytail: alphaMap, not map. The old RGBA PNG was white wherever
// alpha > 0 and black elsewhere, so its colour channel carried no
// information the mask doesn't — dropping it let the mask compress
// as plain greyscale (4.8MB -> 922KB) at full 4096x2048.
new MeshPhongMaterial({
map: texture,
alphaMap: texture,
transparent: true,
opacity: 0.3,
}),
Expand Down Expand Up @@ -533,7 +537,7 @@ export function LiveGlobe({
width={width}
height={height}
backgroundColor="rgba(0,0,0,0)"
globeImageUrl="/img/earth-blue-marble.jpg"
globeImageUrl="/img/earth-blue-marble.webp"
showAtmosphere={false}
onGlobeReady={() => {
globeReadyRef.current = true;
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