| import { clamp } from "./projection"; | |
| export type Theme = "light" | "dark"; | |
| export const skyPalette = { | |
| light: { | |
| ink: "#30312d", | |
| muted: "#64665e", | |
| dim: "#8b8e84", | |
| grid: "#d3d3cd", | |
| constellation: "#c1c2bb", | |
| rim: "#83877c", | |
| starBright: "#252722", | |
| starMedium: "#44483f", | |
| starFaint: "#62665c", | |
| object: "#585f50", | |
| satellite: "#4e5747", | |
| shadow: "#9c9f95", | |
| trail: "#818876", | |
| terrain: "#d7d6cf", | |
| terrainEdge: "#7d7d74", | |
| sun: "#353530", | |
| moon: "#86867d", | |
| label: "rgba(238,237,232,.96)", | |
| }, | |
| dark: { | |
| ink: "#e4e6dd", | |
| muted: "#b0b5a7", | |
| dim: "#7f8677", | |
| grid: "#30362d", | |
| constellation: "#464c3f", | |
| rim: "#707867", | |
| starBright: "#f2f4eb", | |
| starMedium: "#e0e4d8", | |
| starFaint: "#c4c8bb", | |
| object: "#b9c1ae", | |
| satellite: "#d5dccb", | |
| shadow: "#77816d", | |
| trail: "#878f7c", | |
| terrain: "#22251e", | |
| terrainEdge: "#596151", | |
| sun: "#ececda", | |
| moon: "#9ba392", | |
| label: "rgba(20,21,19,.96)", | |
| }, | |
| }; | |
| /** Display symbols, enlarged at close zoom so even G 14 stays legible. */ | |
| export function starRadius(magnitude: number, field: number) { | |
| const detail = clamp(Math.log2(20 / field) / 3, 0, 1); | |
| return clamp(3 - magnitude * 0.3, 0.9, 3.8) + detail * 0.25; | |
| } | |