From 7bd9dd418ac6215094feb87087fcb59499c3aa69 Mon Sep 17 00:00:00 2001
From: Jacob Lee <jacob@unabridgedsoftware.com>
Date: Wed, 27 Oct 2021 22:24:23 -0400
Subject: Fix pitch in rust code and limit to 3 second duration

---
 klangfarbrs/src/lib.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'klangfarbrs/src')

diff --git a/klangfarbrs/src/lib.rs b/klangfarbrs/src/lib.rs
index 9bf1ded..9638690 100644
--- a/klangfarbrs/src/lib.rs
+++ b/klangfarbrs/src/lib.rs
@@ -10,13 +10,13 @@ pub struct MonoBuffer {
 }
 
 pub fn fill_frames() -> TypedArray<f32> {
-    let tau = std::f32::consts::FRAC_PI_2;
     let frequency = 440.0;
-    let sample_rate = 8000.0;
+    let sample_rate = 44100.0;
+    let duration = sample_rate * 3.0;
     let mut frames = TypedArray::new();
 
-    for i in 0..512 {
-        frames.push(f32::sin(tau * frequency * i as f32/sample_rate));
+    for i in 0..duration as i32 {
+        frames.push(f32::sin(std::f32::consts::TAU * frequency * i as f32/sample_rate));
     }
 
     return frames
-- 
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