phaser/src/physics/advanced/Shape.js

47 lines
1.5 KiB
JavaScript

/*
* Copyright (c) 2012 Ju Hyung Lee
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
* and associated documentation files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
Shape = function(type) {
if (arguments.length == 0)
return;
if (Shape.id_counter == undefined)
Shape.id_counter = 0;
this.id = Shape.id_counter++;
this.type = type;
// Coefficient of restitution (elasticity)
this.e = 0.0;
// Frictional coefficient
this.u = 1.0;
// Mass density
this.density = 1;
// Axis-aligned bounding box
this.bounds = new Bounds;
}
Shape.TYPE_CIRCLE = 0;
Shape.TYPE_SEGMENT = 1;
Shape.TYPE_POLY = 2;
Shape.NUM_TYPES = 3;