From dfc9eeaaec249f8a2092bd6f79004026eca2461f Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Mon, 21 Mar 2022 05:40:13 +0900
Subject: [PATCH] internal/restorable: bug fix: the parameter mask was not
 passed correctly

---
 internal/restorable/image.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/internal/restorable/image.go b/internal/restorable/image.go
index 13b8c5873..7117593b1 100644
--- a/internal/restorable/image.go
+++ b/internal/restorable/image.go
@@ -304,7 +304,7 @@ func (i *Image) ReplacePixels(pixels []byte, mask []byte, x, y, width, height in
 	theImages.makeStaleIfDependingOn(i)
 
 	if pixels != nil {
-		i.image.ReplacePixels(pixels, nil, x, y, width, height)
+		i.image.ReplacePixels(pixels, mask, x, y, width, height)
 	} else {
 		// TODO: When pixels == nil, we don't have to care the pixel state there. In such cases, the image
 		// accepts only ReplacePixels and not Fill or DrawTriangles.