From 89994a19fe3b44fa0ee9fd85b167593e3f0bcb2c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laura=20Kl=C3=BCnder?= <laura@codingcatgirl.de>
Date: Fri, 10 Nov 2017 19:34:47 +0100
Subject: [PATCH] enable blending

---
 src/c3nav/mapdata/render/engines/opengl.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/c3nav/mapdata/render/engines/opengl.py b/src/c3nav/mapdata/render/engines/opengl.py
index f749607a..1ba91171 100644
--- a/src/c3nav/mapdata/render/engines/opengl.py
+++ b/src/c3nav/mapdata/render/engines/opengl.py
@@ -54,6 +54,8 @@ class RenderContext(namedtuple('RenderContext', ('width', 'height', 'ctx', 'prog
             '''),
         ])
 
+        ctx.enable(ModernGL.BLEND)
+
         return cls(width, height, ctx, prog, fbo)