feat(engine): added getMultipliedVector function

wialy · Mar 6, 2024 · b34f7b7 · b34f7b7
1 parent f8e4762
commit b34f7b7
Show file tree

Hide file tree

Showing 2 changed files with 20 additions and 0 deletions.
diff --git a/src/features/engine/utils/get-multiplied-vector/get-multiplied-vector.ts b/src/features/engine/utils/get-multiplied-vector/get-multiplied-vector.ts
@@ -0,0 +1,19 @@
+import { Vector } from '../../types/entities';
+
+export const getMultipliedVector = ({
+	multiplier,
+	vector,
+}: {
+	vector: Vector;
+	multiplier: number;
+}): Vector => {
+	const result = {
+		x: vector.x * multiplier,
+		y: vector.y * multiplier,
+	};
+
+	return {
+		x: Object.is(result.x, -0) ? 0 : result.x,
+		y: Object.is(result.y, -0) ? 0 : result.y,
+	};
+};
diff --git a/src/features/engine/utils/get-multiplied-vector/index.ts b/src/features/engine/utils/get-multiplied-vector/index.ts
@@ -0,0 +1 @@
+export * from './get-multiplied-vector';