Method rotate

docs/app/js/sanddance-app.js:71171–71174

(radians)

        return this.check();
    }
    rotate(radians) {
        _mat3.rotate(this, this, radians);
        return this.check();
    }
    scale(factor) {
        if (Array.isArray(factor)) _mat3.scale(this, this, factor);
        else _mat3.scale(this, this, [