66 lines
1.7 KiB
TypeScript
66 lines
1.7 KiB
TypeScript
import type { PlayerInfo } from "$/common/protocol.ts";
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import type { ClientLevel } from "../level/client_level.ts";
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import { Player } from "./player.ts";
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const SMOOTHING = 12;
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// another player on the server, it moves where the server says instead of simulating anything
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export class RemotePlayer extends Player {
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color: [number, number, number];
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// where the server last said it is, the drawn position eases towards it so movement isn't choppy
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target_x: number;
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target_y: number;
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target_z: number;
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constructor(level: ClientLevel, info: PlayerInfo) {
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super(level, info.id, info.name);
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this.set_position(info.x, info.y, info.z);
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this.target_x = info.x;
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this.target_y = info.y;
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this.target_z = info.z;
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this.yaw = info.yaw;
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this.pitch = info.pitch;
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this.color = color_from_name(info.name);
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}
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lerp_to(x: number, y: number, z: number, yaw: number, pitch: number) {
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this.target_x = x;
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this.target_y = y;
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this.target_z = z;
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this.yaw = yaw;
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this.pitch = pitch;
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}
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tick(delta: number) {
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const t = Math.min(1, delta * SMOOTHING);
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this.x += (this.target_x - this.x) * t;
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this.y += (this.target_y - this.y) * t;
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this.z += (this.target_z - this.z) * t;
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}
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}
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function color_from_name(name: string): [number, number, number] {
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let hash = 0;
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for (const ch of name) {
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hash = (hash * 31 + ch.charCodeAt(0)) | 0;
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}
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const hue = ((hash % 360) + 360) % 360;
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// hsl with s=0.6 l=0.6 to rgb
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const c = 0.48;
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const x = c * (1 - Math.abs(((hue / 60) % 2) - 1));
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const m = 0.36;
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const [r, g, b] = hue < 60
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? [c, x, 0]
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: hue < 120
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? [x, c, 0]
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: hue < 180
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? [0, c, x]
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: hue < 240
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? [0, x, c]
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: hue < 300
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? [x, 0, c]
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: [c, 0, x];
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return [r + m, g + m, b + m];
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}
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