From 740a04b9db67cb711604eba078597207b36778af Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Thu, 10 Sep 2026 05:03:06 +0200
Subject: [PATCH] Fix large worlds build

---
 Source/Engine/Core/Math/Float4.cs         | 34 +++++++++++++++++++++++
 Source/Engine/Networking/NetworkStream.cs | 12 ++++----
 2 files changed, 40 insertions(+), 6 deletions(-)

diff --git a/Source/Engine/Core/Math/Float4.cs b/Source/Engine/Core/Math/Float4.cs
index 26abf4b2e..032118413 100644
--- a/Source/Engine/Core/Math/Float4.cs
+++ b/Source/Engine/Core/Math/Float4.cs
@@ -181,6 +181,40 @@ namespace FlaxEngine
             W = w;
         }
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Float4" /> struct.
+        /// </summary>
+        /// <param name="value">A vector containing the values with which to initialize the X, Y and Z components.</param>
+        public Float4(Vector3 value)
+        {
+            X = (float)value.X;
+            Y = (float)value.Y;
+            Z = (float)value.Z;
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Float4" /> struct.
+        /// </summary>
+        /// <param name="value">A vector containing the values with which to initialize the X, Y and Z components.</param>
+        public Float4(Double3 value)
+        {
+            X = (float)value.X;
+            Y = (float)value.Y;
+            Z = (float)value.Z;
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Float4" /> struct.
+        /// </summary>
+        /// <param name="value">A vector containing the values with which to initialize the X, Y and Z components.</param>
+        public Float4(Vector4 value)
+        {
+            X = (float)value.X;
+            Y = (float)value.Y;
+            Z = (float)value.Z;
+            W = (float)value.W;
+        }
+
         /// <summary>
         /// Initializes a new instance of the <see cref="Float4" /> struct.
         /// </summary>
diff --git a/Source/Engine/Networking/NetworkStream.cs b/Source/Engine/Networking/NetworkStream.cs
index c986a7f20..3cd76271c 100644
--- a/Source/Engine/Networking/NetworkStream.cs
+++ b/Source/Engine/Networking/NetworkStream.cs
@@ -319,10 +319,10 @@ namespace FlaxEngine.Networking
         public void WriteVector3(Vector3 value)
         {
 #if USE_LARGE_WORLDS
-            var tmp = new Vector3(value);
-            WriteBytes((byte*)&tmp, sizeof(Vector3));
+            var tmp = new Float3(value);
+            WriteBytes((byte*)&tmp, sizeof(Float3));
 #else
-            WriteBytes((byte*)&value, sizeof(Vector3));
+            WriteBytes((byte*)&value, sizeof(Float3));
 #endif
         }
 
@@ -340,10 +340,10 @@ namespace FlaxEngine.Networking
         public void WriteVector4(Vector4 value)
         {
 #if USE_LARGE_WORLDS
-            var tmp = new Vector4(value);
-            WriteBytes((byte*)&tmp, sizeof(Vector4));
+            var tmp = new Float4(value);
+            WriteBytes((byte*)&tmp, sizeof(Float4));
 #else
-            WriteBytes((byte*)&value, sizeof(Vector4));
+            WriteBytes((byte*)&value, sizeof(Float4));
 #endif
         }