1 files changed, 25 insertions, 1 deletions
diff --git a/klangfarbrs/src/instrument.rs b/klangfarbrs/src/instrument.rs
index bf08fe4..3170464 100644
--- a/klangfarbrs/src/instrument.rs
+++ b/klangfarbrs/src/instrument.rs
@@ -1,4 +1,4 @@
-use super::{ Partial, Sample, Hz, SamplesPerSecond };
+use super::{ Partial, Millisecond, Sample, Hz, SamplesPerSecond };
 
 pub struct Instrument {
     pub partials: Vec<Partial>,
@@ -13,6 +13,28 @@ impl Instrument {
         }
     }
 
+    pub fn bell(base_freq: Hz, duration: Millisecond, sample_rate: SamplesPerSecond) -> Self {
+        let bell_partials = vec![
+            (1.0, 1.0, 0.56, 0.0),
+            (0.67, 0.9, 0.56, 1.0),
+            (1.0, 0.65, 0.82, 0.0),
+            (1.8, 0.55, 0.92, 1.7),
+            (2.67, 0.325, 1.19, 0.0),
+            (1.67, 0.35, 1.7, 0.0),
+            (1.46, 0.25, 2.0, 0.0),
+            (1.33, 0.2, 2.74, 0.0),
+            (1.33, 0.15, 3.0, 0.0),
+            (1.0, 0.1, 3.76, 0.0),
+            (1.33, 0.075, 4.07, 0.0),
+        ];
+
+        Self {
+            partials: bell_partials.iter()
+                .map(|&p| Partial::new(p.0, p.1, p.2, p.3, sample_rate, duration, base_freq))
+                .collect()
+        }
+    }
+
     pub fn sample(&mut self) -> Sample {
         match self.next() {
             Some(s) => { s },
@@ -52,3 +74,5 @@ mod tests {
         assert_eq!(inst.last(), Some(0.0));
     }
 }
+
+// Partial::new(1.0, 1.0, p, 0.0, sample_rate, 2000, base_freq)