From cb4ccb5cfe6c31669c87963de56b32132a8b3d6b Mon Sep 17 00:00:00 2001
From: Tyler Goodlet <jgbt@protonmail.com>
Date: Tue, 24 Jan 2023 12:29:00 -0500
Subject: [PATCH] Fix `do_px_step` output for epoch step sizing

---
 piker/ui/_dataviz.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/piker/ui/_dataviz.py b/piker/ui/_dataviz.py
index 9b5b4fd9..3bdfbe1e 100644
--- a/piker/ui/_dataviz.py
+++ b/piker/ui/_dataviz.py
@@ -1208,7 +1208,7 @@ class Viz(msgspec.Struct):  # , frozen=True):
         i_last_append = varz['i_last_append']
         append_diff: int = i_step - i_last_append
 
-        do_px_step = append_diff >= uppx
+        do_px_step = (append_diff * self.index_step()) >= uppx
         do_rt_update = (uppx < update_uppx)
 
         if (