25 lines
873 B
TypeScript
25 lines
873 B
TypeScript
import { v2 } from "../../common/utils.ts";
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import { range, Vec2 } from "../../common/utils.ts";
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import { Engine } from "../engine.ts";
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import { query_in_rect } from "./world.ts";
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export class CompDisplay {
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display;
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constructor(display: string) {
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this.display = display;
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}
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}
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export function sys_render_world(center: Vec2, size: Vec2) {
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return (engine: Engine) => {
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const radius = size.scale(0.5);
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const result = Array.from(range(0, size.y())).map(() => Array.from(range(0, size.x())).map(() => " "));
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const min = center.sub(radius);
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const max = center.add(radius).sub(v2(1, 1));
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for (const [pos, display] of engine.query_all(query_in_rect(min, max).with(CompDisplay))) {
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const local_pos = pos.position.sub(min);
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result[local_pos.y()][local_pos.x()] = display.display;
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}
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return result.map((line) => line.join("")).toReversed().join("\n");
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};
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}
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