From 7b32d7a206eff408f17a57bc1177ef2b0695dbeb Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Wed, 17 Aug 2016 22:10:29 +0900
Subject: [PATCH] graphics: Bug fix: Pixels should be copied to store it as a
 command

---
 internal/graphics/image.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/internal/graphics/image.go b/internal/graphics/image.go
index 5b9426c6f..0ef36bd27 100644
--- a/internal/graphics/image.go
+++ b/internal/graphics/image.go
@@ -116,9 +116,11 @@ func (i *Image) Pixels(context *opengl.Context) ([]uint8, error) {
 }
 
 func (i *Image) ReplacePixels(p []uint8) error {
+	pixels := make([]uint8, len(p))
+	copy(pixels, p)
 	c := &replacePixelsCommand{
 		dst:    i,
-		pixels: p,
+		pixels: pixels,
 	}
 	theCommandQueue.Enqueue(c)
 	return nil