Initial commit: ROW Client source code

Game client codebase including:
- CharacterActionControl: Character and creature management
- GlobalScript: Network, items, skills, quests, utilities
- RYLClient: Main client application with GUI and event handlers
- Engine: 3D rendering engine (RYLGL)
- MemoryManager: Custom memory allocation
- Library: Third-party dependencies (DirectX, boost, etc.)
- Tools: Development utilities

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Engine/Zalla3D Scene Class/SectorHeightMap.h

@@ -0,0 +1,24 @@
+// SectorHeightMap.h: interface for the CSectorHeightMap class.
+//
+//////////////////////////////////////////////////////////////////////
+
+#if !defined(AFX_SECTORHEIGHTMAP_H__C14E97F3_3D23_4980_B11A_D7171F00D1D6__INCLUDED_)
+#define AFX_SECTORHEIGHTMAP_H__C14E97F3_3D23_4980_B11A_D7171F00D1D6__INCLUDED_
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+#include "SectorDefine.h"
+
+class CSectorHeightMap  
+{	
+public:
+	int m_IndexX,m_IndexY;
+	//float m_pHeightData[SECTORSX*SECTORSY];
+	float *m_pHeightData;
+	long m_FilePos;
+	CSectorHeightMap();
+	virtual ~CSectorHeightMap();
+};
+
+#endif // !defined(AFX_SECTORHEIGHTMAP_H__C14E97F3_3D23_4980_B11A_D7171F00D1D6__INCLUDED_)