Function distort

pattern/canvas.js:3448–3467

(mode, img, options)

var TWIRL   = "twirl";

function distort(mode, img, options) {
    /* Applies the given distortion and returns a new image.
     * Optional parameters are dx, dy, radius, zoom and angle.
     */
    var o = options || {};
    switch (mode) {
        case BUMP: 
            return bump(img, o.dx, o.dy, o.radius, o.zoom);
        case DENT:
            return dent(img, o.dx, o.dy, o.radius, o.zoom);
        case PINCH:
            return pinch(img, o.dx, o.dy, o.zoom);
        case SPLASH:
            return splash(img, o.dx, o.dy, o.radius);
        case TWIRL:
            return twirl(img, o.dx, o.dy, o.radius, o.angle);
        default:
            return img;
    }
}

/*##################################################################################################*/