From 53758a247724da0b0d8b5a5bee72893cb344e8c3 Mon Sep 17 00:00:00 2001
From: Ryan G <ryanisaacg@users.noreply.github.com>
Date: Wed, 8 Jan 2020 19:37:02 -0500
Subject: [PATCH] Fix the default blending (#560)

The Default::default of an Option is None, which disables blending. That
line was supposed to enable the default blending mode in golem, which is
a sensible blending default.
---
 CHANGES.md      | 1 +
 src/graphics.rs | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/CHANGES.md b/CHANGES.md
index 7c6a71fe..44187b71 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,6 +1,7 @@
 # Changelog
 
 ## In-development
+- Fix the default blend mode: it should mix colors using their alphas
 - [Breaking] Remove support for image types other than jpeg and png
 
 ## 0.4.0-alpha0
diff --git a/src/graphics.rs b/src/graphics.rs
index 5cd7ea8e..f3a24dfd 100644
--- a/src/graphics.rs
+++ b/src/graphics.rs
@@ -95,7 +95,7 @@ impl Graphics {
         let vb = VertexBuffer::new(&ctx)?;
         let eb = ElementBuffer::new(&ctx)?;
         shader.bind();
-        ctx.set_blend_mode(Default::default());
+        ctx.set_blend_mode(Some(Default::default()));
 
         Ok(Graphics {
             ctx,