From 3623e6b07cbe2b74af1b2e8f01c88e692215ebf0 Mon Sep 17 00:00:00 2001
From: cosmonaut <evan@moonside.games>
Date: Thu, 17 Mar 2022 14:42:43 -0700
Subject: [PATCH] add debug exception for binding a null texture

---
 src/Graphics/CommandBuffer.cs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/Graphics/CommandBuffer.cs b/src/Graphics/CommandBuffer.cs
index 03e001c..a296145 100644
--- a/src/Graphics/CommandBuffer.cs
+++ b/src/Graphics/CommandBuffer.cs
@@ -461,6 +461,17 @@ namespace MoonWorks.Graphics
 
 			for (var i = 0; i < length; i += 1)
 			{
+				#if DEBUG
+				if (textureSamplerBindings[i].Texture == null)
+				{
+					throw new NullReferenceException("Texture binding must not be null!");
+				}
+				if (textureSamplerBindings[i].Texture == null)
+				{
+					throw new NullReferenceException("Sampler binding must not be null!");
+				}
+				#endif
+
 				texturePtrs[i] = textureSamplerBindings[i].Texture.Handle;
 				samplerPtrs[i] = textureSamplerBindings[i].Sampler.Handle;
 			}