From 81fad0f20c851a2bdd8410e1aea77a3dc8d55117 Mon Sep 17 00:00:00 2001
From: Kim Kulling <kim.kulling@googlemail.com>
Date: Sun, 14 Dec 2025 10:39:21 +0100
Subject: [PATCH] Prepare jt importer

---
 code/AssetLib/JT/JTImporter.cpp   |  1 +
 code/AssetLib/JT/JTImporter.h     |  4 +++
 code/AssetLib/glTF/glTFAsset.h    | 41 +++++++++++++------------------
 code/AssetLib/glTF/glTFImporter.h |  3 +--
 code/CMakeLists.txt               |  5 ++++
 5 files changed, 28 insertions(+), 26 deletions(-)
 create mode 100644 code/AssetLib/JT/JTImporter.cpp
 create mode 100644 code/AssetLib/JT/JTImporter.h

diff --git a/code/AssetLib/JT/JTImporter.cpp b/code/AssetLib/JT/JTImporter.cpp
new file mode 100644
index 000000000..8337712ea
--- /dev/null
+++ b/code/AssetLib/JT/JTImporter.cpp
@@ -0,0 +1 @@
+//
diff --git a/code/AssetLib/JT/JTImporter.h b/code/AssetLib/JT/JTImporter.h
new file mode 100644
index 000000000..834eb5da8
--- /dev/null
+++ b/code/AssetLib/JT/JTImporter.h
@@ -0,0 +1,4 @@
+#pragma once
+
+namespace Assimp::JT {
+}
diff --git a/code/AssetLib/glTF/glTFAsset.h b/code/AssetLib/glTF/glTFAsset.h
index bc9264565..54e7265f4 100644
--- a/code/AssetLib/glTF/glTFAsset.h
+++ b/code/AssetLib/glTF/glTFAsset.h
@@ -914,29 +914,16 @@ class Asset {
     friend struct Buffer; // To access OpenFile
     friend class AssetWriter;
 
-private:
-    IOSystem *mIOSystem;
-
-    std::string mCurrentAssetDir;
-
-    size_t mSceneLength;
-    size_t mBodyOffset, mBodyLength;
-
-    std::vector<LazyDictBase *> mDicts;
-
-    IdMap mUsedIds;
-
-    Ref<Buffer> mBodyBuffer;
-
-    Asset(Asset &);
-    Asset &operator=(const Asset &);
 
 public:
+    // Copy policies
+    Asset(Asset &) = delete;
+    Asset &operator=(const Asset &) = delete;
+
     //! Keeps info about the enabled extensions
     struct Extensions {
-        bool KHR_binary_glTF;
-        bool KHR_materials_common;
-
+        bool KHR_binary_glTF{ false };
+        bool KHR_materials_common{ false };
     } extensionsUsed;
 
     AssetMetadata asset;
@@ -961,8 +948,7 @@ public:
 
     Ref<Scene> scene;
 
-public:
-    Asset(IOSystem *io = nullptr) :
+    explicit Asset(IOSystem *io = nullptr) :
             mIOSystem(io),
             asset(),
             accessors(*this, "accessors"),
@@ -979,7 +965,7 @@ public:
             skins(*this, "skins"),
             textures(*this, "textures"),
             lights(*this, "lights", "KHR_materials_common") {
-        memset(&extensionsUsed, 0, sizeof(extensionsUsed));
+        // empty
     }
 
     //! Main function
@@ -995,10 +981,17 @@ public:
 
 private:
     void ReadBinaryHeader(IOStream &stream);
-
     void ReadExtensionsUsed(Document &doc);
-
     IOStream *OpenFile(const std::string &path, const char *mode, bool absolute = false);
+
+private:
+    IOSystem *mIOSystem;
+    std::string mCurrentAssetDir;
+    size_t mSceneLength;
+    size_t mBodyOffset, mBodyLength;
+    std::vector<LazyDictBase *> mDicts;
+    IdMap mUsedIds;
+    Ref<Buffer> mBodyBuffer;
 };
 
 } // namespace glTF
diff --git a/code/AssetLib/glTF/glTFImporter.h b/code/AssetLib/glTF/glTFImporter.h
index 42acd7897..6ad3e6be0 100644
--- a/code/AssetLib/glTF/glTFImporter.h
+++ b/code/AssetLib/glTF/glTFImporter.h
@@ -49,7 +49,6 @@ struct aiNode;
 
 namespace glTF {
     class Asset;
-
 }
 
 namespace Assimp {
@@ -58,7 +57,7 @@ namespace Assimp {
  * Load the glTF format.
  * https://github.com/KhronosGroup/glTF/tree/master/specification
  */
-class glTFImporter : public BaseImporter {
+class glTFImporter final : public BaseImporter {
 public:
     glTFImporter();
     ~glTFImporter() override = default;
diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt
index 65dbff304..0b7941045 100644
--- a/code/CMakeLists.txt
+++ b/code/CMakeLists.txt
@@ -401,6 +401,11 @@ ADD_ASSIMP_IMPORTER( IRR
   AssetLib/Irr/IRRShared.h
 )
 
+ADD_ASSIMP_IMPORTER(JT
+    AssetLib/JT/JTImporter.cpp
+    AssetLib/JT/JTImporter.h
+)
+
 ADD_ASSIMP_IMPORTER( LWO
   AssetLib/LWO/LWOAnimation.cpp
   AssetLib/LWO/LWOAnimation.h