From 0d1faa3ae4999a0966e6bfc730dd512d1968b3d3 Mon Sep 17 00:00:00 2001
From: Uwe Klotz <uwe.klotz@gmail.com>
Date: Mon, 22 Jan 2024 01:34:16 +0100
Subject: [PATCH] Boost highs in spectral RGB color to improve visibility

---
 src/waveform.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/waveform.rs b/src/waveform.rs
index e4e5075..5f3441a 100644
--- a/src/waveform.rs
+++ b/src/waveform.rs
@@ -73,7 +73,8 @@ impl FilteredWaveformVal {
         let all = all.to_f32();
         let low = low.to_f32();
         let mid = mid.to_f32();
-        let high = high.to_f32();
+        // Boost highs to improve visibility
+        let high = (1.0 + high.to_f32()).log2();
         // The `all` value is needed to control the brightness of the resulting color.
         // Otherwise we would only reach the edges of the RGB space with one component
         // always maxed out.