From f77063f6154a62edd541981c7b33029a1454e935 Mon Sep 17 00:00:00 2001
From: Ari Vuollet <ari.vuollet@kapsi.fi>
Date: Fri, 17 Feb 2023 21:10:19 +0200
Subject: [PATCH] Include thirdparty files in the includes cache

---
 .../Tools/Flax.Build/Build/NativeCpp/IncludesCache.cs  | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Source/Tools/Flax.Build/Build/NativeCpp/IncludesCache.cs b/Source/Tools/Flax.Build/Build/NativeCpp/IncludesCache.cs
index 7f223df6a..51872df44 100644
--- a/Source/Tools/Flax.Build/Build/NativeCpp/IncludesCache.cs
+++ b/Source/Tools/Flax.Build/Build/NativeCpp/IncludesCache.cs
@@ -342,6 +342,16 @@ namespace Flax.Build.NativeCpp
                             }
                         }
 
+                        // Relative to ThirdParty includes for library includes
+                        if (!isValid && isLibraryInclude)
+                        {
+                            includedFilePath = Path.Combine(Globals.Root, "Source", "ThirdParty", includedFile);
+                            if (FileExists(includedFilePath))
+                            {
+                                isValid = true;
+                            }
+                        }
+
                         if (!isValid)
                         {
                             // Invalid include