From c73860caa2c316a8b4be433dddd0508c34f961f0 Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Sun, 4 Sep 2016 02:16:58 +0900
Subject: [PATCH] restorable: Bug fix: volatile images are not relaiable when
 restoring

---
 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 6c5f532e6..e0620e665 100644
--- a/internal/restorable/image.go
+++ b/internal/restorable/image.go
@@ -144,7 +144,7 @@ func (p *Image) ReplacePixels(pixels []uint8) error {
 }
 
 func (p *Image) DrawImage(img *Image, vertices []int16, geom graphics.Matrix, colorm graphics.Matrix, mode opengl.CompositeMode) error {
-	if img.stale {
+	if img.stale || img.volatile {
 		p.makeStale()
 	} else {
 		p.appendDrawImageHistory(img.image, vertices, geom, colorm, mode)