From 2992431e397df3bad837e3900e815290b8f1f406 Mon Sep 17 00:00:00 2001
From: Ethan Moffat <ethan@moffat.io>
Date: Mon, 1 May 2023 12:59:00 -0700
Subject: [PATCH] Fix clicking NPCs that don't have a sprite with visible
 pixels

---
 EndlessClient/Rendering/NPC/NPCRenderer.cs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/EndlessClient/Rendering/NPC/NPCRenderer.cs b/EndlessClient/Rendering/NPC/NPCRenderer.cs
index ae6bc37be..66e4291ad 100644
--- a/EndlessClient/Rendering/NPC/NPCRenderer.cs
+++ b/EndlessClient/Rendering/NPC/NPCRenderer.cs
@@ -16,6 +16,8 @@
 using Microsoft.Xna.Framework.Graphics;
 using Optional;
 using System;
+using System.Linq;
+using System.Windows.Markup;
 using XNAControls;
 
 namespace EndlessClient.Rendering.NPC
@@ -129,6 +131,11 @@ public override void Initialize()
 
             _spriteBatch = new SpriteBatch(Game.GraphicsDevice);
 
+            var frameTexture = _npcSpriteSheet.GetNPCTexture(_enfFileProvider.ENFFile[NPC.ID].Graphic, NPC.Frame, NPC.Direction);
+            var data = new Color[frameTexture.Width * frameTexture.Height];
+            frameTexture.GetData(data);
+            _isBlankSprite = data.All(x => x.A == 0);
+
             base.Initialize();
         }