blaze-2d/lib/src/physics/collisionFilter.js

A fast and simple WebGL 2 2D game engine written in TypeScript

export default class CollisionFilter {
    constructor(category = 0x001, mask = 0xffffffff, group = 0) {
        this.category = 0x0001;
        this.mask = 0xffffffff;
        this.group = 0;
        this.category = category;
        this.mask = mask;
        this.group = group;
    }
    /**
     * Determines wether this collision should be rejected or not.
     *
     * @param filter The filter to check against
     * @returns Wether or not the collision can occur
     */
    reject(filter) {
        return ((this.group !== 0 && this.group === filter.group) ||
            (this.mask & filter.category) === 0 ||
            (filter.mask & this.category) === 0);
    }
}
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