From dab9a52bc226dbcc72d78811d7e58f92ad64ba33 Mon Sep 17 00:00:00 2001
From: Explorer09 <explorer09@gmail.com>
Date: Sat, 23 Mar 2024 17:50:17 +0800
Subject: [PATCH] lookupCell() one item blanksAtEnd code (1)

---
 Meter.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/Meter.c b/Meter.c
index adfead2224..8bc5f17c8a 100644
--- a/Meter.c
+++ b/Meter.c
@@ -1046,16 +1046,17 @@ static int GraphMeterMode_lookupCell(const Meter* this, const GraphDrawContext*
       // Scale according to exponent difference. Round up.
       numDots = deltaExp < UINT16_WIDTH ? ((numDots - 1) >> deltaExp) : 0;
       numDots++;
+      unsigned int blanksAtEnd = graphHeight * 8 - numDots;
 
-      if (y > (numDots - 1) / 8)
+      if (graphHeight - 1 - y < blanksAtEnd / 8)
          goto cellIsEmpty;
 
       itemIndex = 0;
       *details = 0xFF;
-      if (y == (numDots - 1) / 8) {
+      if (graphHeight - 1 - y == blanksAtEnd / 8) {
          const uint8_t dotAlignment = 2;
-         unsigned int blanksAtTopCell = (8 - 1 - (numDots - 1) % 8) / dotAlignment * dotAlignment;
-         *details <<= blanksAtTopCell;
+         blanksAtEnd = (blanksAtEnd % 8) / dotAlignment * dotAlignment;
+         *details <<= blanksAtEnd;
       }
    } else {
       int deltaExpArg = deltaExp >= UINT16_WIDTH ? UINT16_WIDTH - 1 : deltaExp;