From ebfbfa9c124fb8a29d50c5ce066c9d6b9ec1e27d Mon Sep 17 00:00:00 2001
From: CobaltXII <sidatt64@gmail.com>
Date: Wed, 2 Jan 2019 10:05:00 -0500
Subject: [PATCH] Implemented inline bool is_transparent

---
 src/inc/block.hpp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/src/inc/block.hpp b/src/inc/block.hpp
index 33733dc..ef1b628 100644
--- a/src/inc/block.hpp
+++ b/src/inc/block.hpp
@@ -310,3 +310,31 @@ inline bool is_cross(block_id id)
 
 	return false;
 }
+
+// Returns true if the block is not opaque. Otherwise, returns false.
+
+inline bool is_transparent(block_id id)
+{
+	if 
+	(
+		id == id_air || 
+
+		id == id_oak_leaves || 
+
+		id == id_birch_leaves || 
+
+		id == id_water ||
+
+		id == id_glass ||
+
+		id == id_null ||
+
+		is_cross(id)
+	)
+	{
+		return true;
+	}
+
+	return false;
+}
+