andras/decla-red
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GLM

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This commit is contained in:
Andras Schmelczer 2026-08-22 18:35:53 +01:00
commit 5017ff168a
1 changed files with 1004 additions and 2007 deletions
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14
frontend/src/scripts/landing-page-background.ts
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@ -1,4 +1,4 @@
import { vec2 } from 'gl-matrix';
import { vec2, vec3 } from 'gl-matrix';
import {
CircleLight,
FilteringOptions,
@ -8,12 +8,9 @@ import {
runAnimation,
WrapOptions,
} from 'sdf-2d';
import { settings, rgb, PlanetBase, Random } from 'shared';
import { settings, PlanetBase, Random } from 'shared';
import { PlanetShape } from './shapes/planet-shape';
// PlanetShape colours by mixing blue (0) -> red (1). The two backdrop planets
// read as the two in-game teams; the red planet is pulled a little off the
// pure-red end so it shows as a more muted, less saturated red.
const bluePlanet = 0;
const redPlanet = 0.85;
@ -46,7 +43,7 @@ export class LandingPageBackground {
{
shadowTraceCount: 16,
paletteSize: 1,
ambientLight: rgb(0, 0, 0),
ambientLight: vec3.fromValues(0, 0, 0),
lightCutoffDistance: settings.lightCutoffDistance,
textures: {
noiseTexture: {
@ -84,11 +81,6 @@ export class LandingPageBackground {
redPlanet,
);
// Fixed terrain phase (no longer animated -> no pulsing); the planet spins
// instead, the same way in-game planets do: PlanetShape's rotation uniform
// turns the whole body, terrain and outline together, in its own frame.
// Speeds sit in the game's per-planet range (~0.05-0.12 rad/s) and
// counter-rotate so the two planets don't drift in lockstep.
topPlanet.randomOffset = Random.getRandom();
topPlanet.rotation = (time / 1000) * 0.09;