Method set_speed

examples/sampler_test/src/system.rs:168–173

(&mut self, speed: f64)

    }

    pub fn set_speed(&mut self, speed: f64) {
        for s in self.samplers.iter_mut() {
            s.params.speed = speed;
            s.params.update_memo(&mut self.cx.event_queue(s.node_id));
        }
    }

    pub fn is_playing(&self, sampler_i: usize) -> bool {
        self.cx