@awayfl/awayfl-player/lib/Box2Dold/Collision/Shapes/b2FilterData.ts

Flash Player emulator for executing SWF files (published for FP versions 6 and up) in javascript

/*
* Copyright (c) 2006-2007 Erin Catto http://www.gphysics.com
*
* This software is provided 'as-is', without any express or implied
* warranty.  In no event will the authors be held liable for any damages
* arising from the use of this software.
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/

/// This holds contact filtering data.
export class b2FilterData {
	__fast__ = true;

	public Copy(): b2FilterData {
		const copy: b2FilterData = new b2FilterData();
		copy.categoryBits = this.categoryBits;
		copy.maskBits = this.maskBits;
		copy.groupIndex = this.groupIndex;
		return copy;
	}

	/// The collision category bits. Normally you would just set one bit.
	public categoryBits: number /** uint */ = 0x0001;

	/// The collision mask bits. This states the categories that this
	/// shape would accept for collision.
	public maskBits: number /** uint */ = 0xFFFF;

	/// Collision groups allow a certain group of objects to never collide (negative)
	/// or always collide (positive). Zero means no collision group. Non-zero group
	/// filtering always wins against the mask bits.
	public groupIndex: number /** int */ = 0;
}