From 40a1bba0e62f95bf9caddd4d863c702bb28a3037 Mon Sep 17 00:00:00 2001
From: itsmattkc <34096995+itsmattkc@users.noreply.github.com>
Date: Tue, 28 Sep 2021 21:37:52 -0700
Subject: [PATCH] cache: fix bug where small zoom levels wouldn't be mipmapped

---
 app/render/previewautocacher.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/app/render/previewautocacher.cpp b/app/render/previewautocacher.cpp
index 45c5483b1..d8ee8a129 100644
--- a/app/render/previewautocacher.cpp
+++ b/app/render/previewautocacher.cpp
@@ -652,8 +652,9 @@ void PreviewAutoCacher::TryRender()
     // Copy first range in list
     TimeRange r = audio_iterator_.first();
 
-    // Limit to 1 second (FIXME: Hardcoded)
-    r.set_out(qMin(r.out(), r.in() + 1));
+    // Limit to the minimum sample rate supported by AudioVisualWaveform - we use this value so that
+    // whatever chunk we render can be summed down to the smallest mipmap whole
+    r.set_out(qMin(r.out(), r.in() + AudioVisualWaveform::kMinimumSampleRate.flipped()));
 
     // Start job
     RenderAudio(r, true, false);