flo-bit.dev
[READ-ONLY] Mirror of https://github.com/flo-bit/shapecraft.
flo-bit.dev/shapecraft/
936 B
33 lines
1import * as THREE from 'three'
2import type { ColorInput } from '../core/types'
3
4export function parseColorToRgb(input: ColorInput): [number, number, number] {
5 if (typeof input === 'number') {
6 const c = new THREE.Color(input)
7 return [c.r, c.g, c.b]
8 }
9 if (typeof input === 'string') {
10 const c = new THREE.Color(input)
11 return [c.r, c.g, c.b]
12 }
13 return [input[0], input[1], input[2]]
14}
15
16export function lerpColor(a: ColorInput, b: ColorInput, t: number): [number, number, number] {
17 const ca = parseColorToRgb(a)
18 const cb = parseColorToRgb(b)
19 return [
20 ca[0] + (cb[0] - ca[0]) * t,
21 ca[1] + (cb[1] - ca[1]) * t,
22 ca[2] + (cb[2] - ca[2]) * t,
23 ]
24}
25
26export function hexToRgb(hex: string): [number, number, number] {
27 const c = new THREE.Color(hex)
28 return [c.r, c.g, c.b]
29}
30
31export function rgbToHex(r: number, g: number, b: number): string {
32 return '#' + new THREE.Color(r, g, b).getHexString()
33}