Pass sample rate to parameter visualization

synth/src/generate.rs

@@ -55,7 +55,7 @@ impl From<f32> for Sample {
 pub trait SoundParameters {
 	fn names() -> &'static [&'static str];
 	fn default_value(name: &str) -> f32;
-	fn display<P: Index<&'static str, Output = f32>>(&self, name: &'static str, p: &P) -> (String, String);
+	fn display<P: Index<&'static str, Output = f32>>(&self, name: &'static str, p: &P, sample_rate: f32) -> (String, String);
 	fn build<P: Index<&'static str, Output = f32>>(p: &P, sample_rate: f32) -> Self;
 	fn attack<P: Index<&'static str, Output = f32>>(p: &P, sample_rate: f32) -> f32;
 	fn release<P: Index<&'static str, Output = f32>>(p: &P, sample_rate: f32) -> f32;

synth/src/synth.rs

@@ -216,12 +216,12 @@ impl<G: SoundGenerator, S: SynthInfo> Plugin for SynthPlugin<G, S> {
 
 	fn get_parameter_text(&self, index: i32) -> String {
 		let param_map: &HashMap<&'static str, f32> = &self.param_map.read().unwrap();
-		self.sound_params.display(self.param_names[index as usize], param_map).0
+		self.sound_params.display(self.param_names[index as usize], param_map, self.sample_rate).0
 	}
 
 	fn get_parameter_label(&self, index: i32) -> String {
 		let param_map: &HashMap<&'static str, f32> = &self.param_map.read().unwrap();
-		self.sound_params.display(self.param_names[index as usize], param_map).1
+		self.sound_params.display(self.param_names[index as usize], param_map, self.sample_rate).1
 	}
 
 	fn get_parameter(&self, index: i32) -> f32 {