Jerald-Golden-B
23e7ba39e8
- Removed CalculateAreaGroup and computeArea function as they were no longer needed. - Updated Floor2DInstance and Zone2DInstance to calculate area and centroid using new utility functions. - Refactored WallInstances to include Floor2D rendering and improved area display. - Cleaned up imports and ensured consistent formatting across files. - Enhanced performance by memoizing calculations for area and centroid. - Removed deprecated state management for rooms and version history visibility.
11 lines
309 B
TypeScript
11 lines
309 B
TypeScript
import { Vector2 } from "three";
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export default function getArea(points: Vector2[]): number {
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let sum = 0;
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for (let i = 0; i < points.length; i++) {
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const j = (i + 1) % points.length;
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sum += points[i].x * points[j].y - points[j].x * points[i].y;
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}
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return Math.abs(sum / 2);
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}
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