From: Mikko Rasa <tdb@tdb.fi>
Date: Mon, 4 Nov 2019 01:55:41 +0000 (+0200)
Subject: Allow system framebuffer to not have attachments
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=d6ad7be2896403dc507f630ea79d69fe9408dc39

Allow system framebuffer to not have attachments
---

diff --git a/source/framebuffer.cpp b/source/framebuffer.cpp
index f402b643..659b14e7 100644
--- a/source/framebuffer.cpp
+++ b/source/framebuffer.cpp
@@ -355,7 +355,7 @@ void Framebuffer::blit_from(const Framebuffer &other, BufferBits bits, bool filt
 
 void Framebuffer::bind() const
 {
-	if(attachments.empty())
+	if(id && attachments.empty())
 		throw invalid_operation("Framebuffer::bind");
 
 	if(set_current(this))