chore: implement base loading and writing of xmodel json

src/ObjWriting/Game/T6/XModel/JsonXModelWriter.cpp

@@ -0,0 +1,71 @@
+#include "JsonXModelWriter.h"
+
+#include "Game/T6/CommonT6.h"
+#include "Game/T6/Json/JsonXModel.h"
+
+#include <iomanip>
+#include <nlohmann/json.hpp>
+
+using namespace nlohmann;
+using namespace T6;
+
+namespace
+{
+    class JsonDumper
+    {
+    public:
+        JsonDumper(AssetDumpingContext& context, std::ostream& stream)
+            : m_stream(stream)
+        {
+        }
+
+        void Dump(const XModel* xmodel) const
+        {
+            JsonXModel jsonXModel;
+            CreateJsonXModel(jsonXModel, *xmodel);
+            json jRoot = jsonXModel;
+
+            jRoot["_type"] = "xmodel";
+            jRoot["_version"] = 1;
+
+            m_stream << std::setw(4) << jRoot << "\n";
+        }
+
+    private:
+        static const char* AssetName(const char* input)
+        {
+            if (input && input[0] == ',')
+                return &input[1];
+
+            return input;
+        }
+
+        void CreateJsonXModel(JsonXModel& jXModel, const XModel& xmodel) const
+        {
+            jXModel.collLod = xmodel.collLod;
+
+            if (xmodel.physPreset && xmodel.physPreset->name)
+                jXModel.physPreset = AssetName(xmodel.physPreset->name);
+
+            if (xmodel.physConstraints && xmodel.physConstraints->name)
+                jXModel.physConstraints = AssetName(xmodel.physConstraints->name);
+
+            jXModel.flags = xmodel.flags;
+            jXModel.lightingOriginOffset.x = xmodel.lightingOriginOffset.x;
+            jXModel.lightingOriginOffset.y = xmodel.lightingOriginOffset.y;
+            jXModel.lightingOriginOffset.z = xmodel.lightingOriginOffset.z;
+            jXModel.lightingOriginRange = xmodel.lightingOriginRange;
+        }
+
+        std::ostream& m_stream;
+    };
+} // namespace
+
+namespace T6
+{
+    void DumpXModelAsJson(std::ostream& stream, const XModel* xmodel, AssetDumpingContext& context)
+    {
+        const JsonDumper dumper(context, stream);
+        dumper.Dump(xmodel);
+    }
+} // namespace T6

src/ObjWriting/Game/T6/XModel/JsonXModelWriter.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include "Dumping/AssetDumpingContext.h"
+#include "Game/T6/T6.h"
+
+#include <ostream>
+
+namespace T6
+{
+    void DumpXModelAsJson(std::ostream& stream, const XModel* xmodel, AssetDumpingContext& context);
+} // namespace T6