src/engine/vector2.js


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export class Vector2 {
    constructor(x, y) {
        this.x = x
        this.y = y
    }

    static sum(a, b) {
        return new Vector2(
            a.x + b.x,
            a.y + b.y,
        )
    }

    static equals(a, b) {
        if (
            a.x == b.x &&
            a.y == b.y
        ) {
            return true
        }

        return false
    }
}