lib/Oimo.js
function(){
        var h=this.maxY-this.minY;
        var d=this.maxZ-this.minZ;
        return 2*((this.maxX-this.minX)*(h+d)+h*d);
    }
function(){
        var h=this.maxY-this.minY;
        var d=this.maxZ-this.minZ;
        return 2*((this.maxX-this.minX)*(h+d)+h*d);
    }
function ( ) { var h = this . maxY - this . minY ; var d = this . maxZ - this . minZ ; return 2 * ( ( this . maxX - this . minX ) * ( h + d ) + h * d ) ; }
Get the surface area.
@return
Get the surface area .