diff --git a/LibCmo/CK2/CKBitmapData.cpp b/LibCmo/CK2/CKBitmapData.cpp
index 4ee8f21..c62a697 100644
--- a/LibCmo/CK2/CKBitmapData.cpp
+++ b/LibCmo/CK2/CKBitmapData.cpp
@@ -255,7 +255,7 @@ namespace LibCmo::CK2 {
 
 #pragma endregion
 
-#pragma region Misc Functions
+#pragma region Slot Functions
 
 	void CKBitmapData::SetSlotCount(CKDWORD count) {
 		m_Slots.resize(count);
@@ -265,7 +265,7 @@ namespace LibCmo::CK2 {
 		}
 	}
 
-	CKDWORD CKBitmapData::GetSlotCount() {
+	CKDWORD CKBitmapData::GetSlotCount() const {
 		return static_cast<CKDWORD>(m_Slots.size());
 	}
 
@@ -280,16 +280,17 @@ namespace LibCmo::CK2 {
 		}
 	}
 
-	CKDWORD CKBitmapData::GetCurrentSlot() {
+	CKDWORD CKBitmapData::GetCurrentSlot() const {
 		return m_CurrentSlot;
 	}
 
-	void CKBitmapData::CreateImage(CKDWORD Width, CKDWORD Height, CKDWORD Slot) {
-		if (Slot >= m_Slots.size()) return;
+	bool CKBitmapData::CreateImage(CKDWORD Width, CKDWORD Height, CKDWORD Slot) {
+		if (Slot >= m_Slots.size()) return false;
 
 		CKBitmapSlot& slotdata = m_Slots[Slot];
 		slotdata.m_ImageData.CreateImage(Width, Height);
 		VxMath::VxDoAlphaBlit(&slotdata.m_ImageData, 0xFFu);
+		return true;
 	}
 
 	bool CKBitmapData::LoadImage(CKSTRING filename, CKDWORD slot) {
@@ -351,18 +352,36 @@ namespace LibCmo::CK2 {
 		m_Slots[slot].m_ImageData.FreeImage();
 	}
 
-	void CKBitmapData::SetSlotFileName(CKDWORD slot, CKSTRING filename) {
-		if (slot >= m_Slots.size()) return;
-		if (filename == nullptr) return;
+	bool CKBitmapData::SetSlotFileName(CKDWORD slot, CKSTRING filename) {
+		if (slot >= m_Slots.size()) return false;
+		if (filename == nullptr) return false;
 		m_Slots[slot].m_FileName = filename;
+		return true;
 	}
 
-	CKSTRING CKBitmapData::GetSlotFileName(CKDWORD slot) {
+	CKSTRING CKBitmapData::GetSlotFileName(CKDWORD slot) const {
 		if (slot >= m_Slots.size()) return nullptr;
 		return m_Slots[slot].m_FileName.c_str();
 	}
 
-	const CKBitmapProperties& CKBitmapData::GetSaveFormat() {
+#pragma endregion
+
+#pragma region Not important variable visitor
+
+	void CKBitmapData::SetCubeMap(bool is_cube) {
+		if (is_cube) {
+			SetSlotCount(6);
+			EnumsHelper::Add(m_BitmapFlags, CK_BITMAPDATA_FLAGS::CKBITMAPDATA_CUBEMAP);
+		} else {
+			EnumsHelper::Rm(m_BitmapFlags, CK_BITMAPDATA_FLAGS::CKBITMAPDATA_CUBEMAP);
+		}
+	}
+
+	bool CKBitmapData::IsCubeMap() const {
+		return EnumsHelper::Has(m_BitmapFlags, CK_BITMAPDATA_FLAGS::CKBITMAPDATA_CUBEMAP);
+	}
+
+	const CKBitmapProperties& CKBitmapData::GetSaveFormat() const {
 		return m_SaveProperties;
 	}
 
@@ -370,7 +389,7 @@ namespace LibCmo::CK2 {
 		m_SaveProperties = props;
 	}
 
-	CK_TEXTURE_SAVEOPTIONS CKBitmapData::GetSaveOptions() {
+	CK_TEXTURE_SAVEOPTIONS CKBitmapData::GetSaveOptions() const {
 		return m_SaveOptions;
 	}
 
@@ -386,7 +405,7 @@ namespace LibCmo::CK2 {
 		}
 	}
 
-	bool CKBitmapData::IsTransparent() {
+	bool CKBitmapData::IsTransparent() const {
 		return EnumsHelper::Has(m_BitmapFlags, CK_BITMAPDATA_FLAGS::CKBITMAPDATA_TRANSPARENT);
 	}
 
@@ -395,7 +414,7 @@ namespace LibCmo::CK2 {
 		m_TransColor = col;
 	}
 
-	CKDWORD CKBitmapData::GetTransparentColor() {
+	CKDWORD CKBitmapData::GetTransparentColor() const {
 		return m_TransColor;
 	}
 
@@ -403,7 +422,7 @@ namespace LibCmo::CK2 {
 		m_PickThreshold = threshold;
 	}
 
-	CKDWORD CKBitmapData::GetPickThreshold() {
+	CKDWORD CKBitmapData::GetPickThreshold() const {
 		return m_PickThreshold;
 	}
 	
diff --git a/LibCmo/CK2/CKBitmapData.hpp b/LibCmo/CK2/CKBitmapData.hpp
index 16a019e..9b131f5 100644
--- a/LibCmo/CK2/CKBitmapData.hpp
+++ b/LibCmo/CK2/CKBitmapData.hpp
@@ -38,6 +38,8 @@ namespace LibCmo::CK2 {
 		~CKBitmapData();
 		LIBCMO_DISABLE_COPY_MOVE(CKBitmapData);
 
+#pragma region RW Funcs
+
 		static bool ReadSpecificFormatBitmap(CKStateChunk* chk, VxMath::VxImageDescEx* slot);
 		static bool ReadRawBitmap(CKStateChunk* chk, VxMath::VxImageDescEx* slot);
 		static bool ReadOldRawBitmap(CKStateChunk* chk, VxMath::VxImageDescEx* slot);
@@ -47,78 +49,114 @@ namespace LibCmo::CK2 {
 		bool ReadFromChunk(CKStateChunk* chunk, CKFileVisitor* file, const CKBitmapDataReadIdentifiers& identifiers);
 		bool DumpToChunk(CKStateChunk* chunk, CKFileVisitor* file, const CKBitmapDataWriteIdentifiers& identifiers);
 
+#pragma endregion
+
+#pragma region Slot funcs
+
 		void SetSlotCount(CKDWORD count);
-		CKDWORD GetSlotCount();
+		CKDWORD GetSlotCount() const;
 		void SetCurrentSlot(CKDWORD slot);
-		CKDWORD GetCurrentSlot();
-
-		void CreateImage(CKDWORD Width, CKDWORD Height, CKDWORD Slot);
-		bool LoadImage(CKSTRING filename, CKDWORD slot);
-		bool SaveImage(CKSTRING filename, CKDWORD slot, bool isForceThisFmt = false);
-		VxMath::VxImageDescEx* GetImageDesc(CKDWORD slot);
-		void ReleaseImage(CKDWORD slot);
-
-		void SetSlotFileName(CKDWORD slot, CKSTRING filename);
-		CKSTRING GetSlotFileName(CKDWORD slot);
-
-		const CKBitmapProperties& GetSaveFormat();
-		void SetSaveFormat(const CKBitmapProperties& props);
-		CK_TEXTURE_SAVEOPTIONS GetSaveOptions();
-		void SetSaveOptions(CK_TEXTURE_SAVEOPTIONS opts);
+		CKDWORD GetCurrentSlot() const;
 
 		/**
-		Summary: Enables or disables the color key transparency.
+		 * @brief Create a black image with full alpha in specified slot.
+		 * @param Width[in] Image width
+		 * @param Height[in] Image height
+		 * @param Slot[in] The slot placing image.
+		 * @return True if creating success.
+		*/
+		bool CreateImage(CKDWORD Width, CKDWORD Height, CKDWORD Slot);
+		/**
+		 * @brief Load image into specified slot.
+		 * @param filename[in] The file name of loading image.
+		 * @param slot[in] The slot placing loaded image.
+		 * @return True if load successfully.
+		*/
+		bool LoadImage(CKSTRING filename, CKDWORD slot);
+		/**
+		 * @brief Save image for specified slot.
+		 * @param filename[in] The file name of saving image.
+		 * @param slot[in] The slot will be saved.
+		 * @param isForceThisFmt[in] True to use this class specified format to save image. Otherwise use the format evaluated by the image file name.
+		 * @return True if success.
+		*/
+		bool SaveImage(CKSTRING filename, CKDWORD slot, bool isForceThisFmt = false);
+		/**
+		 * @brief Get specified slot image descriptor.
+		 * @param slot[in] The slot to get.
+		 * @return The descriptor. nullptr if failed.
+		*/
+		VxMath::VxImageDescEx* GetImageDesc(CKDWORD slot);
+		/**
+		 * @brief Release specified slot image.
+		 * @param slot[in] The slot to free.
+		*/
+		void ReleaseImage(CKDWORD slot);
 
-		Arguments:
-			Transparency: TRUE activates transparency, FALSE disables it.
-		Remarks:
+		/**
+		 * @brief Set associated file name for specified slot.
+		 * @param slot[in] The slot to set.
+		 * @param filename[in] The associated file name.
+		*/
+		bool SetSlotFileName(CKDWORD slot, CKSTRING filename);
+		/**
+		 * @brief Get associated file name for specified slot.
+		 * @param slot[in] The slot to get.
+		 * @return The file name. nullptr if failed.
+		*/
+		CKSTRING GetSlotFileName(CKDWORD slot) const;
+
+#pragma endregion
+
+#pragma region Not important funcs
+
+		void SetCubeMap(bool is_cube);
+		bool IsCubeMap() const;
+		
+		const CKBitmapProperties& GetSaveFormat() const;
+		void SetSaveFormat(const CKBitmapProperties& props);
+		CK_TEXTURE_SAVEOPTIONS GetSaveOptions() const;
+		void SetSaveOptions(CK_TEXTURE_SAVEOPTIONS opts);
+		/**
+		@brief Enables or disables the color key transparency.
+		@param Transparency[in] TRUE activates transparency, FALSE disables it.
+		@remark
 			+ 0x00000000 (black) is the default transparent color.
 			+ Setting on the transparency and a transparent color automatically 
 			updates the alpha channel so that pixel with the transparent color have 
 			a 0 alpha value.
-		See also: IsTransparent,SetTranparentColor
+		@see IsTransparent, SetTranparentColor
 		*/
 		void SetTransparent(bool Transparency);
 		/**
-		Summary: Returns whether color keyed transparency is enabled.
-
-		Return Value:
-			TRUE if successful.
-		Arguments:
-			Transparency: TRUE activates transparency, FALSE disables it.
-		Return Value:
-			TRUE if color keying is enabled.
-		See also: IsTransparent
+		@brief Returns whether color keyed transparency is enabled.
+		@return TRUE if color keying is enabled.
+		@see SetTransparent
 		*/
-		bool IsTransparent();
+		bool IsTransparent() const;
 		/**
-		Summary: Sets the transparent color.
-		Arguments:
-			Color: A 32 bit ARGB transparent color.
-		Remarks:
+		@brief Sets the transparent color.
+		@param Color[in] A 32 bit ARGB transparent color.
+		@remark
 		+ 0x00000000 (black) is the default transparent color.
 		+ Setting on the transparency and a transparent color automatically 
 		updates the alpha channel so that pixel with the transparent color have 
 		a 0 alpha value.
-
-		See also: GetTranparentColor,SetTransparent
+		@see GetTranparentColor, SetTransparent
 		*/
 		void SetTransparentColor(CKDWORD col);
 		/**
-		Summary: Returns the transparent color.
-		Return Value:
-			Color: A 32 bit ARGB transparent color.
-		Remarks:
+		@brief Returns the transparent color.
+		@return A 32 bit ARGB transparent color.
+		@remark
 			+ 0x00000000 (black) is the default transparent color.
-
-		See also: SetTranparentColor,SetTransparent
+		@see SetTranparentColor, SetTransparent
 		*/
-		CKDWORD GetTransparentColor();
+		CKDWORD GetTransparentColor() const;
 		/**
-		Summary: Sets pick threshold value.
-		Arguments:
-			pt: Pick threshold value to be set.
-		Remarks:
+		@brief Sets pick threshold value.
+		@param pt[in] Pick threshold value to be set.
+		@remark
 			+ The pick threshold is used when picking object with 
 			transparent textures.
 			+ It is the minimum value for alpha component
@@ -126,14 +164,16 @@ namespace LibCmo::CK2 {
 			and the default value 0 means the picking is always valid.
 			+ But if a value >0 is used and the texture use transparency (some pixels of the bitmap will have
 			alpha component of 0) an object will not be picked on its transparent part.
-
-		See Also: CKRenderContext::Pick
+		@see CKRenderContext::Pick
 		*/
 		void SetPickThreshold(CKDWORD threshold);
 		/**
-		Summary: Gets pick threshold value.
+		@brief Gets pick threshold value.
+		@return Pick threshold value
 		*/
-		CKDWORD GetPickThreshold();
+		CKDWORD GetPickThreshold() const;
+
+#pragma endregion
 
 	protected:
 		CKContext* m_Context;
diff --git a/LibCmo/CK2/CKStateChunk.hpp b/LibCmo/CK2/CKStateChunk.hpp
index f66fe15..6cb1064 100644
--- a/LibCmo/CK2/CKStateChunk.hpp
+++ b/LibCmo/CK2/CKStateChunk.hpp
@@ -8,7 +8,6 @@ namespace LibCmo::CK2 {
 
 	class CKStateChunk {
 	public:
-		//CKStateChunk();
 		CKStateChunk(CKFileVisitor* visitor, CKContext* ctx);
 		CKStateChunk(const CKStateChunk&);
 		CKStateChunk(CKStateChunk&&);
@@ -183,9 +182,43 @@ namespace LibCmo::CK2 {
 		bool Skip(CKDWORD DwordCount);
 
 	private:
+		/**
+		 * @brief Convert byte based size to DWORD based size.
+		 * 
+		 * Becase CKStateChunk use DWORD based buffer, so all data should be aligned to DWORD boundary.
+		 * This function can convert byte based size to DWORD based size while keeping its size aligned with DWORD boundary.
+		 * For example, caller want to allocate 3 bytes for data storing, this function will first align it to DWORD boundary, 4 bytes.
+		 * Then convert it in DWORD size, 1 DWORD.
+		 * 
+		 * @param char_size[in] The size in byte unit.
+		 * @return The size in DWORD unit.
+		*/
 		CKDWORD GetCeilDwordSize(size_t char_size);
 		bool ResizeBuffer(CKDWORD new_dwsize);
+		/**
+		 * @brief Check whether there are enough buffer to read.
+		 * 
+		 * This function will check whether current CKStateChunk is in read mode and 
+		 * whether data area is enough to write.
+		 * However, it is different with EnsureReadSpace. If no space to write, this function will
+		 * try calling ResizeBuffer to get a enough buffer. Only when resize failed, 
+		 * this function will return false.
+		 * 
+		 * @param dwsize[in] Required buffer size in DWORD unit.
+		 * @return True if have enough space to write.
+		 * @see EnsureReadSpace
+		*/
 		bool EnsureWriteSpace(CKDWORD dwsize);
+		/**
+		 * @brief Check whether there are enough buffer to read.
+		 * 
+		 * This function will check whether current CKStateChunk is in read mode and 
+		 * whether data area is enough to read.
+		 * 
+		 * @param dword_required[in] Required buffer size in DWORD unit.
+		 * @return True if have enough space to read.
+		 * @see EnsureWriteSpace
+		*/
 		bool EnsureReadSpace(CKDWORD dword_required);
 
 #pragma endregion
@@ -237,23 +270,21 @@ namespace LibCmo::CK2 {
 		/**
 		 * @brief A RAII wrapper for LockReadBuffer and UnLockReadBuffer.
 		 * @param size_in_byte[in] The value passed to LockReadBuffer.
-		 * @return A read-only buffer with RAII feature (more like std::unique_ptr).
+		 * @return LockedReadBuffer_t (actually is a std::unique_ptr with custom deleter)
 		 * @remark
-		 * + The return value is more like std::unique_ptr but it have more features.
-		 * + If GeneralBuffer_t::GetPtr return nullptr, it mean this function is failed.
-		 * + If you only use the pointer-getter provided by the return value, the final moving forward byte count is the value passed in this function.
-		 * + You also can use GeneralBuffer_t::SetSize to set the final moving forward byte count before the return value free itself.
-		 * + The value passed to GeneralBuffer_t::SetSize will finally be passed to UnLockReadBuffer.
-		 * + You can use GeneralBuffer_t::Reset to force free the return value.
-		 * @example
+		 * + The return value is just a std::unique_ptr but its deleter have more features.
+		 * + If return value contained data is nullptr, it mean that this function is failed.
+		 * + If you only use the pointer provided by the return value, the final moving forward byte count is the value passed in this function.
+		 * + You also can use LockedReadBuffer_t.get_deleter().SetConsumedSize() to set the final moving forward byte count before the return value free itself.
+		 * + The value passed to LockedReadBuffer_t..get_deleter().SetConsumedSize() will finally be passed to UnLockReadBuffer.
+		 * + You can use LockedReadBuffer_t.reset() to force free the return value.
+		 * @remark Here is a example.
 		 * ```
-		 * LockedReadBuffer_t buf = ReadBufferLocker(1919810);
-		 * if (buf.GetPtr() == nullptr) { 
-		 *     // failed
-		 * } else {
-		 *     stuff(buf); // do some operation...
-		 *     buf.SetSize(114514); // i only consume these bytes.
-		 *     buf.Reset(); // immediately free it.
+		 * auto buf = chunk->LockReadBufferWrapper(1919810);
+		 * if (buf) { 
+		 *     stuff(buf.get()); // do some operation...
+		 *     buf.get_deleter().SetConsumedSize(114514); // i only consume these bytes.
+		 *     buf.reset(); // immediately free it.
 		 * }
 		 * ```
 		 * @see LockReadBuffer, UnLockReadBuffer, LockedReadBuffer_t
@@ -348,14 +379,15 @@ namespace LibCmo::CK2 {
 
 		/**
 		 * @brief Read buffer and copy it.
+		 * 
 		 * The copied buffer and the size of buffer will be returned to caller.
 		 * Caller should free the buffer by calling CKStateChunk::DeleteBuffer(void*).
+		 * 
 		 * @param ppData[out] The pointer to pointer holding the new copied data.
 		 * @param size_in_byte[out] Set to the size of buffer when success.
 		 * @return True if success.
-		 * @remark
-		 * + Following original Virtools functions can use this function to implement:
-		 *   - ReadBuffer(void**)
+		 * @remark Following original Virtools functions can use this function to implement:
+		 * + ReadBuffer(void**)
 		*/
 		bool ReadBuffer(void** ppData, CKDWORD* size_in_byte);
 		/**
@@ -365,61 +397,52 @@ namespace LibCmo::CK2 {
 		*/
 		void DeleteBuffer(const void* buf);
 		/**
-		 * @brief A wrapper for ReadAndCopyBuffer(void**, CKDWORD*)
-		 * @return 
+		 * @brief A RAII wrapper for ReadAndCopyBuffer(void**, CKDWORD*)
+		 * @return Buffer_t (actually is a std::unique_ptr with custom deleter)
+		 * @remark
+		 * + The return value is std::unique_ptr but its deleter have more features.
+		 * + If return value containing value is nullptr, it mean this function is failed.
+		 * + Use Buffer_t.get_deleter().GetBufferSize() to get the size of buffer.
+		 * + You can use Buffer_t.reset() to force free the return value.
+		 * @remark Here is a exmaple about how to use this function
+		 * ```
+		 * Buffer_t buf = chunk->ReadBufferWrapper(114);
+		 * if (buf) { 
+		 *     stuff(buf.get(), buf.get_deleter().GetBufferSize()); // do some operation...
+		 *     buf.reset(); // immediately free it.
+		 * }
+		 * ```
 		*/
 		Buffer_t ReadBufferWrapper();
 
 		/**
 		 * @brief Read buffer and fill user struct.
+		 * 
 		 * The size of buffer will be read from CKStateChunk internally and return to caller.
+		 * 
 		 * @param pData[out] The pointer holding the data.
 		 * @return True if success.
-		 * @remark
-		 * + Following original Virtools functions can use this function to implement:
-		 *   - ReadAndFillBuffer(void*)
-		 *   - ReadAndFillBuffer_LEndian(void*)
-		 *   - ReadAndFillBuffer_LEndian16(void*)
+		 * @remark Following original Virtools functions can use this function to implement:
+		 * + ReadAndFillBuffer(void*)
+		 * + ReadAndFillBuffer_LEndian(void*)
+		 * + ReadAndFillBuffer_LEndian16(void*)
 		*/
 		bool ReadAndFillBuffer(void* pData);
 		/**
 		 * @brief Read buffer and fill user struct.
+		 * 
 		 * The size of buffer is provided by user.
+		 * 
 		 * @param pData[out] The pointer holding the data.
 		 * @param size_in_byte[in] The size of data which you want to read in byte unit
 		 * @return True if success.
-		 * @remark
-		 * + Following original Virtools functions can use this function to implement:
-		 *   - ReadAndFillBuffer(int, void*)
-		 *   - ReadAndFillBuffer_LEndian(int, void*)
-		 *   - ReadAndFillBuffer_LEndian16(int, void*)
+		 * @remark Following original Virtools functions can use this function to implement:
+		 * + ReadAndFillBuffer(int, void*)
+		 * + ReadAndFillBuffer_LEndian(int, void*)
+		 * + ReadAndFillBuffer_LEndian16(int, void*)
 		*/
 		bool ReadAndFillBuffer(void* pData, CKDWORD size_in_byte);
 
-		///**
-		// * @brief A RAII wrapper for ReadBuffer and DeleteBuffer
-		// * @param uptr The pointer to unique_ptr receiving data.
-		// * @param len_in_byte The size of gotten buffer.
-		// * @return A buffer with RAII feature (more like std::unique_ptr).
-		// * @remark
-		// * + The return value is more like std::unique_ptr but it have more features.
-		// * + If Buffer_t::GetPtr return nullptr, it mean this function is failed.
-		// * + Use Buffer_t::GetSize to get the size of buffer.
-		// * + You can use Buffer_t::Reset to force free the return value.
-		// * @example
-		// * ```
-		// * Buffer_t buf = ReadBufferWrapper(1919810);
-		// * if (buf.GetPtr() == nullptr) { 
-		// *     // failed
-		// * } else {
-		// *     stuff(buf); // do some operation...
-		// *     buf.SetSize(114514); // i only consume these bytes.
-		// *     buf.Reset(); // immediately free it.
-		// * }
-		// * ```
-		//*/
-		//Buffer_t ReadBufferWrapper();
-
 		/* ========== Sequence Functions ==========*/
 
 		/// <summary>
diff --git a/LibCmo/CK2/ObjImpls/CK3dEntity.cpp b/LibCmo/CK2/ObjImpls/CK3dEntity.cpp
index af20d09..ee471a8 100644
--- a/LibCmo/CK2/ObjImpls/CK3dEntity.cpp
+++ b/LibCmo/CK2/ObjImpls/CK3dEntity.cpp
@@ -195,4 +195,71 @@ namespace LibCmo::CK2::ObjImpls {
 		return CKObject::IsVisible();
 	}
 
+#pragma region Misc Oper
+
+	const VxMath::VxMatrix& CK3dEntity::GetWorldMatrix() const {
+		return m_WorldMatrix;
+	}
+
+	void CK3dEntity::SetWorldMatrix(const VxMath::VxMatrix& mat) {
+		m_WorldMatrix = mat;
+	}
+
+	CK_3DENTITY_FLAGS CK3dEntity::GetEntityFlags() const {
+		return m_3dEntityFlags;
+	}
+
+	void CK3dEntity::SetEntityFlags(CK_3DENTITY_FLAGS flags) {
+		m_3dEntityFlags = flags;
+	}
+
+	VxMath::VX_MOVEABLE_FLAGS CK3dEntity::GetMoveableFlags() const {
+		return m_MoveableFlags;
+	}
+
+	void CK3dEntity::SetMoveableFlags(VxMath::VX_MOVEABLE_FLAGS flags) {
+		m_MoveableFlags = flags;
+	}
+
+	CKDWORD CK3dEntity::GetZOrder() const {
+		return m_ZOrder;
+	}
+
+	void CK3dEntity::SetZOrder(CKDWORD ord) {
+		m_ZOrder = ord;
+	}
+
+#pragma endregion
+
+#pragma region Mesh Oper
+
+	void CK3dEntity::AddPotentialMesh(CKMesh* mesh) {
+		XContainer::NSXObjectPointerArray::AddIfNotHere(m_PotentialMeshes, mesh);
+	}
+
+	void CK3dEntity::RemovePotentialMesh(CKMesh* mesh) {
+		std::erase(m_PotentialMeshes, mesh);
+	}
+
+	CKDWORD CK3dEntity::GetPotentialMeshCount() const {
+		return static_cast<CKDWORD>(m_PotentialMeshes.size());
+	}
+
+	CKMesh* CK3dEntity::GetPotentialMesh(CKDWORD idx) const {
+		if (idx >= m_PotentialMeshes.size()) return nullptr;
+		return static_cast<CKMesh*>(m_PotentialMeshes[idx]);
+	}
+
+	CKMesh* CK3dEntity::GetCurrentMesh() const {
+		return m_CurrentMesh;
+	}
+
+	void CK3dEntity::SetCurrentMesh(CKMesh* mesh) {
+		m_CurrentMesh = mesh;
+		AddPotentialMesh(mesh);
+	}
+
+#pragma endregion
+
+
 }
diff --git a/LibCmo/CK2/ObjImpls/CK3dEntity.hpp b/LibCmo/CK2/ObjImpls/CK3dEntity.hpp
index 343fe33..4763823 100644
--- a/LibCmo/CK2/ObjImpls/CK3dEntity.hpp
+++ b/LibCmo/CK2/ObjImpls/CK3dEntity.hpp
@@ -25,6 +25,22 @@ namespace LibCmo::CK2::ObjImpls {
 		virtual void Show(CK_OBJECT_SHOWOPTION show = CK_OBJECT_SHOWOPTION::CKSHOW) override;
 		virtual bool IsVisible() const override;
 
+		const VxMath::VxMatrix& GetWorldMatrix() const;
+		void SetWorldMatrix(const VxMath::VxMatrix& mat);
+		CK_3DENTITY_FLAGS GetEntityFlags() const;
+		void SetEntityFlags(CK_3DENTITY_FLAGS flags);
+		VxMath::VX_MOVEABLE_FLAGS GetMoveableFlags() const;
+		void SetMoveableFlags(VxMath::VX_MOVEABLE_FLAGS flags);
+		CKDWORD GetZOrder() const;
+		void SetZOrder(CKDWORD ord);
+
+		void AddPotentialMesh(CKMesh* mesh);
+		void RemovePotentialMesh(CKMesh* mesh);
+		CKDWORD GetPotentialMeshCount() const;
+		CKMesh* GetPotentialMesh(CKDWORD idx) const;
+		CKMesh* GetCurrentMesh() const;
+		void SetCurrentMesh(CKMesh* mesh);
+
 	protected:
 		XContainer::XObjectPointerArray m_PotentialMeshes;
 		CKMesh* m_CurrentMesh;
diff --git a/LibCmo/CK2/ObjImpls/CKMaterial.cpp b/LibCmo/CK2/ObjImpls/CKMaterial.cpp
index cbc52ee..d222cb2 100644
--- a/LibCmo/CK2/ObjImpls/CKMaterial.cpp
+++ b/LibCmo/CK2/ObjImpls/CKMaterial.cpp
@@ -13,7 +13,7 @@ namespace LibCmo::CK2::ObjImpls {
 		m_Specular(0.5f, 0.5f, 0.5f, 1.0f), m_SpecularPower(0.0f),
 		m_Emissive(0.0f, 0.0f, 0.0f, 1.0f),
 		m_EnableTwoSided(false),
-		m_Textures{nullptr, nullptr, nullptr, nullptr},
+		m_Textures { nullptr, nullptr, nullptr, nullptr },
 		m_TextureMinMode(VxMath::VXTEXTURE_FILTERMODE::VXTEXTUREFILTER_LINEAR), m_TextureMagMode(VxMath::VXTEXTURE_FILTERMODE::VXTEXTUREFILTER_LINEAR),
 		m_SourceBlend(VxMath::VXBLEND_MODE::VXBLEND_ONE), m_DestBlend(VxMath::VXBLEND_MODE::VXBLEND_ZERO), m_EnableAlphaBlend(false),
 		m_ShadeMode(VxMath::VXSHADE_MODE::VXSHADE_GOURAUD),
@@ -161,7 +161,7 @@ namespace LibCmo::CK2::ObjImpls {
 			// drop parameter id.
 			CK_ID paramid;
 			chunk->ReadObjectID(paramid);
-			
+
 			// read effect self
 			CKDWORD data;
 			chunk->ReadStruct(data);
@@ -171,4 +171,165 @@ namespace LibCmo::CK2::ObjImpls {
 		return true;
 	}
 
+#pragma region Data Visitor
+
+	const VxMath::VxColor& CKMaterial::GetDiffuse() const {
+		return m_Diffuse;
+	}
+	void CKMaterial::SetDiffuse(const VxMath::VxColor& col) {
+		m_Diffuse = col;
+	}
+	const VxMath::VxColor& CKMaterial::GetAmbient() const {
+		return m_Ambient;
+	}
+	void CKMaterial::SetAmbient(const VxMath::VxColor& col) {
+		m_Ambient = col;
+	}
+	const VxMath::VxColor& CKMaterial::GetSpecular() const {
+		return m_Specular;
+	}
+	void CKMaterial::SetSpecular(const VxMath::VxColor& col) {
+		m_Specular = col;
+	}
+	const VxMath::VxColor& CKMaterial::GetEmissive() const {
+		return m_Emissive;
+	}
+	void CKMaterial::SetEmissive(const VxMath::VxColor& col) {
+		m_Emissive = col;
+	}
+	CKFLOAT CKMaterial::GetSpecularPower() const {
+		return m_SpecularPower;
+	}
+	void CKMaterial::SetSpecularPower(CKFLOAT val) {
+		m_SpecularPower = val;
+	}
+
+
+	CKTexture* CKMaterial::GetTexture(CKDWORD idx) const {
+		if (idx >= m_Textures.size()) return nullptr;
+		return m_Textures[idx];
+	}
+	void CKMaterial::SetTexture(CKTexture* tex, CKDWORD idx) {
+		if (idx >= m_Textures.size()) return;
+		m_Textures[idx] = tex;
+	}
+	CKDWORD CKMaterial::GetTextureBorderColor() const {
+		return m_TextureBorderColor;
+	}
+	void CKMaterial::SetTextureBorderColor(CKDWORD val) {
+		m_TextureBorderColor = val;
+	}
+
+
+	VxMath::VXTEXTURE_BLENDMODE CKMaterial::GetTextureBlendMode() const {
+		return m_TextureBlendMode;
+	}
+	void CKMaterial::SetTextureBlendMode(VxMath::VXTEXTURE_BLENDMODE val) {
+		m_TextureBlendMode = val;
+	}
+	VxMath::VXTEXTURE_FILTERMODE CKMaterial::GetTextureMinMode() const {
+		return m_TextureMinMode;
+	}
+	void CKMaterial::SetTextureMinMode(VxMath::VXTEXTURE_FILTERMODE val) {
+		m_TextureMinMode = val;
+	}
+	VxMath::VXTEXTURE_FILTERMODE CKMaterial::GetTextureMagMode() const {
+		return m_TextureMagMode;
+	}
+	void CKMaterial::SetTextureMagMode(VxMath::VXTEXTURE_FILTERMODE val) {
+		m_TextureMagMode = val;
+	}
+	VxMath::VXTEXTURE_ADDRESSMODE CKMaterial::GetTextureAddressMode() const {
+		return m_TextureAddressMode;
+	}
+	void CKMaterial::SetTextureAddressMode(VxMath::VXTEXTURE_ADDRESSMODE val) {
+		m_TextureAddressMode = val;
+	}
+
+
+	VxMath::VXBLEND_MODE CKMaterial::GetSourceBlend() const {
+		return m_SourceBlend;
+	}
+	void CKMaterial::SetSourceBlend(VxMath::VXBLEND_MODE val) {
+		m_SourceBlend = val;
+	}
+	VxMath::VXBLEND_MODE CKMaterial::GetDestBlend() const {
+		return m_DestBlend;
+	}
+	void CKMaterial::SetDestBlend(VxMath::VXBLEND_MODE val) {
+		m_DestBlend = val;
+	}
+	VxMath::VXFILL_MODE CKMaterial::GetFillMode() const {
+		return m_FillMode;
+	}
+	void CKMaterial::SetFillMode(VxMath::VXFILL_MODE val) {
+		m_FillMode = val;
+	}
+	VxMath::VXSHADE_MODE CKMaterial::GetShadeMode() const {
+		return m_ShadeMode;
+	}
+	void CKMaterial::SetShadeMode(VxMath::VXSHADE_MODE val) {
+		m_ShadeMode = val;
+	}
+
+
+	bool CKMaterial::GetAlphaTestEnabled() const {
+		return m_EnableAlphaTest;
+	}
+	void CKMaterial::SetAlphaTestEnabled(bool enabled) {
+		m_EnableAlphaTest = enabled;
+	}
+	bool CKMaterial::GetAlphaBlendEnabled() const {
+		return m_EnableAlphaBlend;
+	}
+	void CKMaterial::SetAlphaBlendEnabled(bool enabled) {
+		m_EnableAlphaBlend = enabled;
+	}
+	bool CKMaterial::GetPerspectiveCorrectionEnabled() const {
+		return m_EnablePerspectiveCorrection;
+	}
+	void CKMaterial::SetPerspectiveCorrectionEnabled(bool enabled) {
+		m_EnablePerspectiveCorrection = enabled;
+	}
+	bool CKMaterial::GetZWriteEnabled() const {
+		return m_EnableZWrite;
+	}
+	void CKMaterial::SetZWriteEnabled(bool enabled) {
+		m_EnableZWrite = enabled;
+	}
+	bool CKMaterial::GetTwoSidedEnabled() const {
+		return m_EnableTwoSided;
+	}
+	void CKMaterial::SetTwoSidedEnabled(bool enabled) {
+		m_EnableTwoSided = enabled;
+	}
+
+
+	CKBYTE CKMaterial::GetAlphaRef() const {
+		return m_AlphaRef;
+	}
+	void CKMaterial::SetAlphaRef(CKBYTE val) {
+		m_AlphaRef = val;
+	}
+	VxMath::VXCMPFUNC CKMaterial::GetAlphaFunc() const {
+		return m_AlphaFunc;
+	}
+	void CKMaterial::SetAlphaFunc(VxMath::VXCMPFUNC val) {
+		m_AlphaFunc = val;
+	}
+	VxMath::VXCMPFUNC CKMaterial::GetZFunc() const {
+		return m_ZFunc;
+	}
+	void CKMaterial::SetZFunc(VxMath::VXCMPFUNC val) {
+		m_ZFunc = val;
+	}
+	VxMath::VX_EFFECT CKMaterial::GetEffect() const {
+		return m_Effect;
+	}
+	void CKMaterial::SetEffect(VxMath::VX_EFFECT val) {
+		m_Effect = val;
+	}
+
+#pragma endregion
+
 }
\ No newline at end of file
diff --git a/LibCmo/CK2/ObjImpls/CKMaterial.hpp b/LibCmo/CK2/ObjImpls/CKMaterial.hpp
index bd8a8fd..2af60b8 100644
--- a/LibCmo/CK2/ObjImpls/CKMaterial.hpp
+++ b/LibCmo/CK2/ObjImpls/CKMaterial.hpp
@@ -11,17 +11,71 @@ namespace LibCmo::CK2::ObjImpls {
 		CKMaterial(CKContext* ctx, CK_ID ckid, CKSTRING name);
 		virtual ~CKMaterial();
 		LIBCMO_DISABLE_COPY_MOVE(CKMaterial);
-		
-		virtual CK_CLASSID GetClassID(void) override { 
-			return CK_CLASSID::CKCID_MATERIAL; 
+
+		virtual CK_CLASSID GetClassID(void) override {
+			return CK_CLASSID::CKCID_MATERIAL;
 		}
 
 		virtual void CheckPreDeletion() override;
-		
+
 		// 2 RW functions
 		virtual bool Save(CKStateChunk* chunk, CKFileVisitor* file, CKDWORD flags) override;
 		virtual bool Load(CKStateChunk* chunk, CKFileVisitor* file) override;
 
+		const VxMath::VxColor& GetDiffuse() const;
+		void SetDiffuse(const VxMath::VxColor& col);
+		const VxMath::VxColor& GetAmbient() const;
+		void SetAmbient(const VxMath::VxColor& col);
+		const VxMath::VxColor& GetSpecular() const;
+		void SetSpecular(const VxMath::VxColor& col);
+		const VxMath::VxColor& GetEmissive() const;
+		void SetEmissive(const VxMath::VxColor& col);
+		CKFLOAT GetSpecularPower() const;
+		void SetSpecularPower(CKFLOAT val);
+
+		CKTexture* GetTexture(CKDWORD idx = 0) const;
+		void SetTexture(CKTexture* tex, CKDWORD idx = 0);
+		CKDWORD GetTextureBorderColor() const;
+		void SetTextureBorderColor(CKDWORD val);
+
+		VxMath::VXTEXTURE_BLENDMODE GetTextureBlendMode() const;
+		void SetTextureBlendMode(VxMath::VXTEXTURE_BLENDMODE val);
+		VxMath::VXTEXTURE_FILTERMODE GetTextureMinMode() const;
+		void SetTextureMinMode(VxMath::VXTEXTURE_FILTERMODE val);
+		VxMath::VXTEXTURE_FILTERMODE GetTextureMagMode() const;
+		void SetTextureMagMode(VxMath::VXTEXTURE_FILTERMODE val);
+		VxMath::VXTEXTURE_ADDRESSMODE GetTextureAddressMode() const;
+		void SetTextureAddressMode(VxMath::VXTEXTURE_ADDRESSMODE val);
+
+		VxMath::VXBLEND_MODE GetSourceBlend() const;
+		void SetSourceBlend(VxMath::VXBLEND_MODE val);
+		VxMath::VXBLEND_MODE GetDestBlend() const;
+		void SetDestBlend(VxMath::VXBLEND_MODE val);
+		VxMath::VXFILL_MODE GetFillMode() const;
+		void SetFillMode(VxMath::VXFILL_MODE val);
+		VxMath::VXSHADE_MODE GetShadeMode() const;
+		void SetShadeMode(VxMath::VXSHADE_MODE val);
+
+		bool GetAlphaTestEnabled() const;
+		void SetAlphaTestEnabled(bool enabled);
+		bool GetAlphaBlendEnabled() const;
+		void SetAlphaBlendEnabled(bool enabled);
+		bool GetPerspectiveCorrectionEnabled() const;
+		void SetPerspectiveCorrectionEnabled(bool enabled);
+		bool GetZWriteEnabled() const;
+		void SetZWriteEnabled(bool enabled);
+		bool GetTwoSidedEnabled() const;
+		void SetTwoSidedEnabled(bool enabled);
+
+		CKBYTE GetAlphaRef() const;
+		void SetAlphaRef(CKBYTE val);
+		VxMath::VXCMPFUNC GetAlphaFunc() const;
+		void SetAlphaFunc(VxMath::VXCMPFUNC val);
+		VxMath::VXCMPFUNC GetZFunc() const;
+		void SetZFunc(VxMath::VXCMPFUNC val);
+		VxMath::VX_EFFECT GetEffect() const;
+		void SetEffect(VxMath::VX_EFFECT val);
+
 	protected:
 		VxMath::VxColor m_Diffuse;
 		VxMath::VxColor m_Ambient;
diff --git a/LibCmo/CK2/ObjImpls/CKMesh.cpp b/LibCmo/CK2/ObjImpls/CKMesh.cpp
index 0789b74..cb52eaa 100644
--- a/LibCmo/CK2/ObjImpls/CKMesh.cpp
+++ b/LibCmo/CK2/ObjImpls/CKMesh.cpp
@@ -424,7 +424,7 @@ namespace LibCmo::CK2::ObjImpls {
 
 #pragma region Vertex Section
 
-	CKDWORD CKMesh::GetVertexCount() {
+	CKDWORD CKMesh::GetVertexCount() const {
 		return m_VertexCount;
 	}
 
@@ -469,7 +469,7 @@ namespace LibCmo::CK2::ObjImpls {
 
 #pragma region Material Slot Section
 
-	CKDWORD CKMesh::GetMaterialSlotCount() {
+	CKDWORD CKMesh::GetMaterialSlotCount() const {
 		return m_MtlSlotCount;
 	}
 
@@ -478,16 +478,15 @@ namespace LibCmo::CK2::ObjImpls {
 		m_MaterialSlot.resize(count, nullptr);
 	}
 
-	void CKMesh::SetMaterialSlot(CKMaterial* mtl, CKDWORD idx) {
-		if (idx >= m_MtlSlotCount) return;
-		m_MaterialSlot[idx] = mtl;
+	CKMaterial** CKMesh::GetMaterialSlots() {
+		return m_MaterialSlot.data();
 	}
 
 #pragma endregion
 
 #pragma region Face Section
 
-	CKDWORD CKMesh::GetFaceCount() {
+	CKDWORD CKMesh::GetFaceCount() const {
 		return m_FaceCount;
 	}
 
@@ -520,7 +519,7 @@ namespace LibCmo::CK2::ObjImpls {
 
 #pragma region Line Section
 
-	CKDWORD CKMesh::GetLineCount() {
+	CKDWORD CKMesh::GetLineCount() const {
 		return m_LineCount;
 	}
 
@@ -537,7 +536,7 @@ namespace LibCmo::CK2::ObjImpls {
 
 #pragma region Mtl Channel Section
 
-	CKDWORD CKMesh::GetMtlChannelCount() {
+	CKDWORD CKMesh::GetMtlChannelCount() const {
 		return m_MtlChannelCount;
 	}
 
@@ -574,7 +573,7 @@ namespace LibCmo::CK2::ObjImpls {
 		return m_MaterialChannels[idx].m_CustomUV.data();
 	}
 
-	VxMath::VXCHANNEL_FLAGS CKMesh::GetMtlChannelFlags(CKDWORD idx) {
+	VxMath::VXCHANNEL_FLAGS CKMesh::GetMtlChannelFlags(CKDWORD idx) const {
 		if (idx >= m_MtlChannelCount) return static_cast<VxMath::VXCHANNEL_FLAGS>(0);
 		return m_MaterialChannels[idx].m_Flags;
 	}
diff --git a/LibCmo/CK2/ObjImpls/CKMesh.hpp b/LibCmo/CK2/ObjImpls/CKMesh.hpp
index 6087108..eb2213c 100644
--- a/LibCmo/CK2/ObjImpls/CKMesh.hpp
+++ b/LibCmo/CK2/ObjImpls/CKMesh.hpp
@@ -33,7 +33,7 @@ namespace LibCmo::CK2::ObjImpls {
 
 		// ===== Vertex Section =====
 	public:
-		CKDWORD GetVertexCount();
+		CKDWORD GetVertexCount() const;
 		void SetVertexCount(CKDWORD count);
 		VxMath::VxVector3* GetVertexPositions();
 		VxMath::VxVector3* GetVertexNormals();
@@ -44,13 +44,13 @@ namespace LibCmo::CK2::ObjImpls {
 	
 		// ===== Material Slot Section =====
 	public:
-		CKDWORD GetMaterialSlotCount();
+		CKDWORD GetMaterialSlotCount() const;
 		void SetMaterialSlotCount(CKDWORD count);
-		void SetMaterialSlot(CKMaterial* mtl, CKDWORD idx);
+		CKMaterial** GetMaterialSlots();
 
 		// ===== Face Section =====
 	public:
-		CKDWORD GetFaceCount();
+		CKDWORD GetFaceCount() const;
 		void SetFaceCount(CKDWORD count);
 		CKWORD* GetFaceIndices();
 		CKWORD* GetFaceMaterialSlotIndexs();
@@ -59,20 +59,20 @@ namespace LibCmo::CK2::ObjImpls {
 
 		// ===== Line Section =====
 	public:
-		CKDWORD GetLineCount();
+		CKDWORD GetLineCount() const;
 		void SetLineCount(CKDWORD count);
 		CKWORD* GetLineIndices();
 		
 		// ===== Material Channel Section =====
 	public:
-		CKDWORD GetMtlChannelCount();
+		CKDWORD GetMtlChannelCount() const;
 		void SetMtlChannelCount(CKDWORD count);
 		CKMaterial** GetMtlChannelMaterials(CKDWORD& stride);
 		VxMath::VXBLEND_MODE* GetMtlChannelSourceBlends(CKDWORD& stride);
 		VxMath::VXBLEND_MODE* GetMtlChannelDestBlends(CKDWORD& stride);
 
 		VxMath::VxVector2* GetMtlChannelCustomUVs(CKDWORD idx);
-		VxMath::VXCHANNEL_FLAGS GetMtlChannelFlags(CKDWORD idx);
+		VxMath::VXCHANNEL_FLAGS GetMtlChannelFlags(CKDWORD idx) const;
 		void SetMtlChannelFlags(CKDWORD idx, VxMath::VXCHANNEL_FLAGS flags);
 	protected:
 		// 2 sync functions served for material channels.
diff --git a/LibCmo/CK2/ObjImpls/CKTexture.cpp b/LibCmo/CK2/ObjImpls/CKTexture.cpp
index 7f786ee..2869f0e 100644
--- a/LibCmo/CK2/ObjImpls/CKTexture.cpp
+++ b/LibCmo/CK2/ObjImpls/CKTexture.cpp
@@ -94,7 +94,10 @@ namespace LibCmo::CK2::ObjImpls {
 		} else {
 			CKDWORD fmtbytesize;
 			if (chunk->SeekIdentifierAndReturnSize(CK_STATESAVEFLAGS_TEXTURE::CK_STATESAVE_OLDTEXONLY, &fmtbytesize)) {
-				// 0xFF (blank) 0xFF (save options) 0xFF (transparent + movie info + video fmt) 0xFF (mip map)
+				// for mid data:
+				// HIGH >>> 0xFF (blank) 0xFF (save options) 0xFF (transparent + movie info + video fmt) 0xFF (mip map) <<< LOW
+				// for mixed flags:
+				// HIGH >>> 1(blank) 1(cubemap) 1(has video fmt) 1(is transparent)
 				CKDWORD mixdata;
 				chunk->ReadStruct(mixdata);
 				m_UseMipMap = (mixdata & 0xFF);
@@ -103,6 +106,7 @@ namespace LibCmo::CK2::ObjImpls {
 				mixdata = mixdata & 0xFF00 >> 8;
 				m_ImageHost.SetTransparent(mixdata & 0x1);
 				bool hasVideoFmt = mixdata & 0x2;
+				m_ImageHost.SetCubeMap(mixdata & 0x4);
 				// MARK: I ignore 0x4 in there because it involve video.
 
 				// set current slot, transparent color, and video format.
@@ -190,4 +194,46 @@ namespace LibCmo::CK2::ObjImpls {
 		return true;
 	}
 
+#pragma region Visitor
+
+	CKBitmapData& CKTexture::GetUnderlyingData() {
+		return m_ImageHost;
+	}
+
+	bool CKTexture::IsUseMipmap() const {
+		return m_UseMipMap;
+	}
+
+	void CKTexture::UseMipmap(bool isUse) {
+		m_UseMipMap = isUse;
+
+		if (!m_UseMipMap) {
+			m_MipmapImages.clear();
+		}
+	}
+
+	CKDWORD CKTexture::GetMipmapLevel() const {
+		return static_cast<CKDWORD>(m_MipmapImages.size());
+	}
+
+	void CKTexture::SetMipmapLevel(CKDWORD level) {
+		m_MipmapImages.resize(level);
+	}
+
+	VxMath::VxImageDescEx* CKTexture::GetMipmapLevelData(CKDWORD level) {
+		if (!m_UseMipMap || level >= m_MipmapImages.size()) return nullptr;
+		return &m_MipmapImages[level];
+	}
+
+	VxMath::VX_PIXELFORMAT CKTexture::GetVideoFormat() const {
+		return m_VideoFormat;
+	}
+
+	void CKTexture::SetVideoFormat(VxMath::VX_PIXELFORMAT fmt) {
+		m_VideoFormat = fmt;
+	}
+
+#pragma endregion
+
+
 }
diff --git a/LibCmo/CK2/ObjImpls/CKTexture.hpp b/LibCmo/CK2/ObjImpls/CKTexture.hpp
index 74d2e58..ed15f00 100644
--- a/LibCmo/CK2/ObjImpls/CKTexture.hpp
+++ b/LibCmo/CK2/ObjImpls/CKTexture.hpp
@@ -16,10 +16,19 @@ namespace LibCmo::CK2::ObjImpls {
 			return CK_CLASSID::CKCID_TEXTURE; 
 		}
 		
-		//virtual void PreSave(CKFileVisitor* file, CKDWORD flags) override;
 		virtual bool Save(CKStateChunk* chunk, CKFileVisitor* file, CKDWORD flags) override;
 		virtual bool Load(CKStateChunk* chunk, CKFileVisitor* file) override;
-		//virtual void PostLoad() override;
+
+		CKBitmapData& GetUnderlyingData();
+
+		bool IsUseMipmap() const;
+		void UseMipmap(bool isUse);
+		CKDWORD GetMipmapLevel() const;
+		void SetMipmapLevel(CKDWORD level);
+		VxMath::VxImageDescEx* GetMipmapLevelData(CKDWORD level);
+
+		VxMath::VX_PIXELFORMAT GetVideoFormat() const;
+		void SetVideoFormat(VxMath::VX_PIXELFORMAT fmt);
 
 	protected:
 		CKBitmapData m_ImageHost;
diff --git a/LibCmo/XContainer/XTypes.cpp b/LibCmo/XContainer/XTypes.cpp
index ccd8fe1..37ba8aa 100644
--- a/LibCmo/XContainer/XTypes.cpp
+++ b/LibCmo/XContainer/XTypes.cpp
@@ -144,7 +144,7 @@ namespace LibCmo::XContainer {
 	}
 	namespace NSXObjectPointerArray {
 
-		bool AddIfNotHere(XObjectPointerArray& objarray, CK2::ObjImpls::CKObject* const obj) {
+		bool AddIfNotHere(XObjectPointerArray& objarray, CK2::ObjImpls::CKObject* obj) {
 			auto finder = std::find(objarray.begin(), objarray.end(), obj);
 			if (finder == objarray.end()) {
 				objarray.emplace_back(obj);
diff --git a/LibCmo/XContainer/XTypes.hpp b/LibCmo/XContainer/XTypes.hpp
index 9b97e5c..df93e07 100644
--- a/LibCmo/XContainer/XTypes.hpp
+++ b/LibCmo/XContainer/XTypes.hpp
@@ -186,7 +186,7 @@ namespace LibCmo::XContainer {
 		 * @param obj 
 		 * @return True if the object was already present, false otherwise
 		*/
-		bool AddIfNotHere(XObjectPointerArray& objarray, CK2::ObjImpls::CKObject* const obj);
+		bool AddIfNotHere(XObjectPointerArray& objarray, CK2::ObjImpls::CKObject* obj);
 
 		/**
 		 * @brief Check Object pointer validation and remove invalid pointers before deletion.