diff --git a/libs/xassets/xgfxlight.cpp b/libs/xassets/xgfxlight.cpp
index 55f00e1..09aa74d 100644
--- a/libs/xassets/xgfxlight.cpp
+++ b/libs/xassets/xgfxlight.cpp
@@ -1,34 +1,64 @@
-
-
-
-
-
-
-
 #include "xgfxlight.h"
 
+#include "qcolor.h"
+#include "xgfxlightdef.h"
+
 XGfxLight::XGfxLight()
-    : XAsset() {
+    : XAsset()
+    , mType(0)
+    , mCanUseShadowMap(0)
+    , mUnused({0, 0})
+    , mColor({0.0f, 0.0f, 0.0f})
+    , mDir({0.0f, 0.0f, 0.0f})
+    , mOrigin({0.0f, 0.0f, 0.0f})
+    , mRadius(0.0f)
+    , mCosHalfFovOuter(0.0f)
+    , mCosHalfFovInner(0.0f)
+    , mExponent(0)
+    , mSpotShadowIndex(0)
+    , mDefPtr(0)
+    , mDef(new XGfxLightDef())
+{
+}
+
+XGfxLight::~XGfxLight()
+{
+    delete mDef;
 }
 
 void XGfxLight::ParseData(QDataStream *aStream) {
     if (GetPtr() == -1) {
-        aStream->read((char*)&mType, sizeof(unsigned char));
-        aStream->read((char*)&mCanUseShadowMap, sizeof(unsigned char));
-        aStream->ignore(sizeof(unsigned char) * 2); // Skip unused bytes
-        aStream->read((char*)mColor, 3 * sizeof(float));
-        aStream->read((char*)mDir, 3 * sizeof(float));
-        aStream->read((char*)mOrigin, 3 * sizeof(float));
-        aStream->read((char*)&mRadius, sizeof(float));
-        aStream->read((char*)&mCosHalfFovOuter, sizeof(float));
-        aStream->read((char*)&mCosHalfFovInner, sizeof(float));
-        aStream->read((char*)&mExponent, sizeof(int));
+        *aStream
+            >> mType
+            >> mCanUseShadowMap;
 
-        // Skip spotShadowIndex - we'll handle this appropriately later
-        aStream->ignore(sizeof(unsigned int));
+        aStream->skipRawData(2);
 
-        // Skip def pointer - we'll handle this appropriately later
-        aStream->ignore(sizeof(int));
+        float r, g, b;
+
+        *aStream
+            >> r
+            >> g
+            >> b
+            >> mDir[0]
+            >> mDir[1]
+            >> mDir[2]
+            >> mOrigin[0]
+            >> mOrigin[1]
+            >> mOrigin[2]
+            >> mRadius
+            >> mCosHalfFovOuter
+            >> mCosHalfFovInner
+            >> mExponent
+            >> mSpotShadowIndex
+            >> mDefPtr;
+
+        mColor = QColor(r, g, b);
+
+        if (mDefPtr == -1)
+        {
+            mDef->ParseData(aStream);
+        }
     }
 }
 
@@ -36,86 +66,80 @@ unsigned char XGfxLight::GetType() const {
     return mType;
 }
 
-void XGfxLight::SetType(unsigned char type) {
-    mType = type;
+void XGfxLight::SetType(unsigned char aType) {
+    mType = aType;
 }
 
 unsigned char XGfxLight::CanUseShadowMap() const {
     return mCanUseShadowMap;
 }
 
-void XGfxLight::SetCanUseShadowMap(bool canUse) {
-    mCanUseShadowMap = canUse ? 1 : 0;
+void XGfxLight::SetCanUseShadowMap(bool aCanUse) {
+    mCanUseShadowMap = aCanUse ? 1 : 0;
 }
 
-const float* XGfxLight::GetColor() const {
+QColor XGfxLight::GetColor() const {
     return mColor;
 }
 
-void XGfxLight::SetColor(const float* color, size_t count) {
-    if (count <= 3) {
-        memcpy(mColor, color, count * sizeof(float));
-    }
+void XGfxLight::SetColor(const QColor &aColor) {
+    mColor = aColor;
 }
 
-const float* XGfxLight::GetDir() const {
+QVector<float> XGfxLight::GetDir() const {
     return mDir;
 }
 
-void XGfxLight::SetDir(const float* dir, size_t count) {
-    if (count <= 3) {
-        memcpy(mDir, dir, count * sizeof(float));
-    }
+void XGfxLight::SetDir(const QVector<float> &aDir) {
+    mDir = aDir;
 }
 
-const float* XGfxLight::GetOrigin() const {
+QVector<float> XGfxLight::GetOrigin() const {
     return mOrigin;
 }
 
-void XGfxLight::SetOrigin(const float* origin, size_t count) {
-    if (count <= 3) {
-        memcpy(mOrigin, origin, count * sizeof(float));
-    }
+void XGfxLight::SetOrigin(const QVector<float> &aOrigin) {
+    mOrigin = aOrigin;
 }
 
 float XGfxLight::GetRadius() const {
     return mRadius;
 }
 
-void XGfxLight::SetRadius(float radius) {
-    mRadius = radius;
+void XGfxLight::SetRadius(float aRadius) {
+    mRadius = aRadius;
 }
 
 float XGfxLight::GetCosHalfFovOuter() const {
     return mCosHalfFovOuter;
 }
 
-void XGfxLight::SetCosHalfFovOuter(float cosHalfFov) {
-    mCosHalfFovOuter = cosHalfFov;
+void XGfxLight::SetCosHalfFovOuter(float aCosHalfFov) {
+    mCosHalfFovOuter = aCosHalfFov;
 }
 
 float XGfxLight::GetCosHalfFovInner() const {
     return mCosHalfFovInner;
 }
 
-void XGfxLight::SetCosHalfFovInner(float cosHalfFov) {
-    mCosHalfFovInner = cosHalfFov;
+void XGfxLight::SetCosHalfFovInner(float aCosHalfFov) {
+    mCosHalfFovInner = aCosHalfFov;
 }
 
 int XGfxLight::GetExponent() const {
     return mExponent;
 }
 
-void XGfxLight::SetExponent(int exponent) {
-    mExponent = exponent;
+void XGfxLight::SetExponent(int aExponent) {
+    mExponent = aExponent;
 }
 
 unsigned int XGfxLight::GetSpotShadowIndex() const {
     return mSpotShadowIndex;
 }
 
-void XGfxLight::SetSpotShadowIndex(unsigned int index) {
-    mSpotShadowIndex = index;
+void XGfxLight::SetSpotShadowIndex(unsigned int aIndex) {
+    mSpotShadowIndex = aIndex;
 }
 
 int XGfxLight::GetDefPtr() const {
diff --git a/libs/xassets/xgfxlight.h b/libs/xassets/xgfxlight.h
index b49bbb9..f5136df 100644
--- a/libs/xassets/xgfxlight.h
+++ b/libs/xassets/xgfxlight.h
@@ -1,71 +1,66 @@
-
-
-
-
-
-
-
-
-
 #ifndef XGFXLIGHT_H
 #define XGFXLIGHT_H
 
+#include "qcolor.h"
 #include "xasset.h"
 
+class XGfxLightDef;
+
 class XGfxLight : public XAsset
 {
 public:
     explicit XGfxLight();
+    ~XGfxLight();
 
     void ParseData(QDataStream *aStream) override;
 
     unsigned char GetType() const;
-    void SetType(unsigned char type);
+    void SetType(unsigned char aType);
 
     unsigned char CanUseShadowMap() const;
-    void SetCanUseShadowMap(bool canUse);
+    void SetCanUseShadowMap(bool aCanUse);
 
-    const float* GetColor() const;
-    void SetColor(const float* color, size_t count = 3);
+    QColor GetColor() const;
+    void SetColor(const QColor& aColor);
 
-    const float* GetDir() const;
-    void SetDir(const float* dir, size_t count = 3);
+    QVector<float> GetDir() const;
+    void SetDir(const QVector<float> &aDir);
 
-    const float* GetOrigin() const;
-    void SetOrigin(const float* origin, size_t count = 3);
+    QVector<float> GetOrigin() const;
+    void SetOrigin(const QVector<float> &aOrigin);
 
     float GetRadius() const;
-    void SetRadius(float radius);
+    void SetRadius(float aRadius);
 
     float GetCosHalfFovOuter() const;
-    void SetCosHalfFovOuter(float cosHalfFov);
+    void SetCosHalfFovOuter(float aCosHalfFov);
 
     float GetCosHalfFovInner() const;
-    void SetCosHalfFovInner(float cosHalfFov);
+    void SetCosHalfFovInner(float aCosHalfFov);
 
     int GetExponent() const;
-    void SetExponent(int exponent);
+    void SetExponent(int aExponent);
 
     unsigned int GetSpotShadowIndex() const;
-    void SetSpotShadowIndex(unsigned int index);
+    void SetSpotShadowIndex(unsigned int aIndex);
 
-    // Note: XGfxLightDef is a placeholder - we need to handle this appropriately
     int GetDefPtr() const;
     void SetDefPtr(int ptr);
 
 private:
-    unsigned char mType = 0;
-    unsigned char mCanUseShadowMap = 0;
-    unsigned char mUnused[2] = {0, 0};
-    float mColor[3] = {0.0f, 0.0f, 0.0f};
-    float mDir[3] = {0.0f, 0.0f, 0.0f};
-    float mOrigin[3] = {0.0f, 0.0f, 0.0f};
-    float mRadius = 0.0f;
-    float mCosHalfFovOuter = 0.0f;
-    float mCosHalfFovInner = 0.0f;
-    int mExponent = 0;
-    unsigned int mSpotShadowIndex = 0;
-    int mDefPtr = 0; // Placeholder for XGfxLightDef pointer
+    unsigned char mType;
+    unsigned char mCanUseShadowMap;
+    QVector<unsigned char> mUnused;
+    QColor mColor;
+    QVector<float> mDir;
+    QVector<float> mOrigin;
+    float mRadius;
+    float mCosHalfFovOuter;
+    float mCosHalfFovInner;
+    qint32 mExponent;
+    quint32 mSpotShadowIndex;
+    qint32 mDefPtr;
+    XGfxLightDef *mDef;
 };
 
 #endif // XGFXLIGHT_H
diff --git a/libs/xassets/xgfxstreamingaabbtree.h b/libs/xassets/xgfxstreamingaabbtree.h
index c2ab084..ed22c7c 100644
--- a/libs/xassets/xgfxstreamingaabbtree.h
+++ b/libs/xassets/xgfxstreamingaabbtree.h
@@ -1,10 +1,3 @@
-
-
-
-
-
-
-
 #ifndef XGFXSTREAMINGAABBTREE_H
 #define XGFXSTREAMINGAABBTREE_H