Merge pull request #29 from sparkfun/bugfix/ch1120_bitmap

malcolm-sparkfun · web-flow · commit 46df28044158 · 2026-01-06T11:24:20.000-07:00
Add same corruption fix from the ssd1306 for the ch1120
diff --git a/src/qwiic_grch1120.cpp b/src/qwiic_grch1120.cpp
@@ -967,7 +967,7 @@ void QwGrCH1120::drawBitmap(uint8_t x0, uint8_t y0, uint8_t dst_width, uint8_t d
         bmp_y += neededBits;
         
         pageCheckBoundsRange(m_pageState[iPage], x0,
-                        x0 + dst_width); // mark dirty range in page desc
+                        x0 + dst_width - 1); // mark dirty range in page desc
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -967,7 +967,7 @@ void QwGrCH1120::drawBitmap(uint8_t x0, uint8_t y0, uint8_t dst_width, uint8_t d`
`967`	`967`	`bmp_y += neededBits;`
`968`	`968`
`969`	`969`	`pageCheckBoundsRange(m_pageState[iPage], x0,`
`970`		`- x0 + dst_width); // mark dirty range in page desc`
	`970`	`+ x0 + dst_width - 1); // mark dirty range in page desc`
`971`	`971`	`}`
`972`	`972`	`}`
`973`	`973`