From 0cd926ff8ea38607bfddf73bc99a618bd59bfef7 Mon Sep 17 00:00:00 2001
From: KIU Shueng Chuan <nixchuan@gmail.com>
Date: Sat, 14 Aug 2021 00:00:59 +0800
Subject: [PATCH] merge finiteCheck branches

---
 pyqtgraph/functions.py | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/pyqtgraph/functions.py b/pyqtgraph/functions.py
index 92ad3250..29992352 100644
--- a/pyqtgraph/functions.py
+++ b/pyqtgraph/functions.py
@@ -1895,18 +1895,16 @@ def _arrayToQPath_all(x, y, finiteCheck):
     if n == 0:
         return QtGui.QPainterPath()
 
+    backfill_idx = None
     if finiteCheck:
         isfinite = np.isfinite(x) & np.isfinite(y)
-        all_isfinite = np.all(isfinite)
+        if not np.all(isfinite):
+            backfill_idx = _compute_backfill_indices(isfinite)
 
     chunksize = 10000
     numchunks = (n + chunksize - 1) // chunksize
     minchunks = 3
 
-    backfill_idx = None
-    if finiteCheck and not all_isfinite:
-        backfill_idx = _compute_backfill_indices(isfinite)
-
     if numchunks < minchunks:
         # too few chunks, batching would be a pessimization
         poly = create_qpolygonf(n)