From 1e4d40ad92ac22e7e59ffa3562e519071f4af715 Mon Sep 17 00:00:00 2001
From: rdeioris <roberto.deioris@gmail.com>
Date: Tue, 14 Nov 2023 20:00:04 +0100
Subject: [PATCH] quick fix for 5.3 wrong management of TexCoords

---
 .../glTFRuntime/Private/glTFRuntimeParserStaticMeshes.cpp   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Source/glTFRuntime/Private/glTFRuntimeParserStaticMeshes.cpp b/Source/glTFRuntime/Private/glTFRuntimeParserStaticMeshes.cpp
index 7534c7c5..0e392210 100644
--- a/Source/glTFRuntime/Private/glTFRuntimeParserStaticMeshes.cpp
+++ b/Source/glTFRuntime/Private/glTFRuntimeParserStaticMeshes.cpp
@@ -477,7 +477,13 @@ UStaticMesh* FglTFRuntimeParser::LoadStaticMesh_Internal(TSharedRef<FglTFRuntime
 
 		LODResources.VertexBuffers.PositionVertexBuffer.Init(StaticMeshBuildVertices, StaticMesh->bAllowCPUAccess);
 		LODResources.VertexBuffers.StaticMeshVertexBuffer.SetUseFullPrecisionUVs(bHighPrecisionUVs || StaticMeshConfig.bUseHighPrecisionUVs);
+#if ENGINE_MAJOR_VERSION >= 5 && ENGINE_MINOR_VERSION >= 3
+		LODResources.VertexBuffers.StaticMeshVertexBuffer.Init(0, NumUVs, StaticMesh->bAllowCPUAccess);
+		LODResources.VertexBuffers.StaticMeshVertexBuffer.AppendVertices(StaticMeshBuildVertices.GetData(), StaticMeshBuildVertices.Num());
+#else
 		LODResources.VertexBuffers.StaticMeshVertexBuffer.Init(StaticMeshBuildVertices, NumUVs, StaticMesh->bAllowCPUAccess);
+#endif
+
 		if (bHasVertexColors)
 		{
 			LODResources.VertexBuffers.ColorVertexBuffer.Init(StaticMeshBuildVertices, StaticMesh->bAllowCPUAccess);