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/GrassScene.h

@@ -0,0 +1,65 @@
+// GrassScene.h: interface for the CGrassScene class.
+//
+//////////////////////////////////////////////////////////////////////
+
+#if !defined(AFX_GRASSSCENE_H__9CB57CBD_783D_427E_95F8_EB4C27501B03__INCLUDED_)
+#define AFX_GRASSSCENE_H__9CB57CBD_783D_427E_95F8_EB4C27501B03__INCLUDED_
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+
+#include "MeshObject.h"
+
+#include "SectorDefine.h"
+#include "SceneNode.h"
+#include "Vertex.h"
+#include "RenderTexture.h"
+
+class GrassExtVertex 
+{
+public:
+	vector3 v;
+	float fw0,fw1;
+	float index0,index1;
+	float tu,tv;	
+	float fColorRate;
+};
+
+class CGrassScene  : public CSceneNode  
+{
+	vector3 *m_vecGrassPos;
+	unsigned char *m_GrassShadow;
+	unsigned char *m_GrassKind;	
+	static CMeshObject *m_NormalGrass[5];
+	int m_cGrassElement;
+	vector3 m_MinBox,m_MaxBox;	
+
+	float m_fGrassRot;
+
+	LPDIRECT3DVERTEXBUFFER8 m_pGrassVertexBuffer;
+	LPDIRECT3DINDEXBUFFER8 m_pGrassIndicesBuffer;
+
+	static DWORD m_dwGrassVertexShader;
+
+	DWORD	m_dwAlphaFactor;
+	DWORD	m_dwAlphaUnit;
+	DWORD	m_dwLimit;
+
+
+public:	
+	void RenderShadow(LPDIRECT3DDEVICE8 pd3dDevice,CRenderTexture &pShadowTexture);
+	static CTexture *m_NormalTexture;
+	void Update(float fUpdate);
+	int m_GrassPosX,m_GrassPosY;
+	void Generate(float fx,float fz,int cGrassElement);
+	void Render(LPDIRECT3DDEVICE8 pd3dDevice);
+	void Create();
+	void UpdateRange();
+	CGrassScene();
+	virtual ~CGrassScene();	
+	void UnloadData();
+
+};
+
+#endif // !defined(AFX_GRASSSCENE_H__9CB57CBD_783D_427E_95F8_EB4C27501B03__INCLUDED_)