From 81e90f3349faf7412ef03d967ef022a5d61af8cf Mon Sep 17 00:00:00 2001
From: Eryn Wells <eryn@erynwells.me>
Date: Thu, 11 Oct 2018 10:58:01 -0700
Subject: [PATCH] TODO: Idk what this does

---
 MetaballsKit/Renderer.swift | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/MetaballsKit/Renderer.swift b/MetaballsKit/Renderer.swift
index 8cda175..d7eee05 100644
--- a/MetaballsKit/Renderer.swift
+++ b/MetaballsKit/Renderer.swift
@@ -46,7 +46,8 @@ public class Renderer: NSObject, MTKViewDelegate {
                 pipelineStateDescriptor.fragmentFunction = fragmentShader
                 if let renderAttachment = pipelineStateDescriptor.colorAttachments[0] {
                     renderAttachment.pixelFormat = view.colorPixelFormat
-                    // Pulled all this from SO. I don't know what all this does...
+                    // Pulled all this from SO. I don't know what it means, but it makes the alpha channel work.
+                    // TODO: Learn what this means???
                     // https://stackoverflow.com/q/43727335/1174185
                     renderAttachment.isBlendingEnabled = true
                     renderAttachment.alphaBlendOperation = .add