From 24608a60685b385b7da627342b84fa911f7c09e9 Mon Sep 17 00:00:00 2001
From: faiface <faiface@ksp.sk>
Date: Sat, 17 Dec 2016 19:17:27 +0100
Subject: [PATCH] add Picture.IsNil method
---
picture.go | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/picture.go b/picture.go
index 0d59cab..8915eaa 100644
--- a/picture.go
+++ b/picture.go
@@ -48,6 +48,11 @@ func (p Picture) Delete() {
p.texture.Delete()
}
+// IsNil returns true if a picture is no picture.
+func (p Picture) IsNil() bool {
+ return p.texture == nil
+}
+
// Texture returns a pointer to the underlying OpenGL texture of a picture.
//
// Note, that the parent of this texture is pixelgl.NoOpDoer.
--
GitLab