Restructure repository to include all source folders

Move git root from Client/ to src/ to track all source code:
- Client: Game client source (moved to Client/Client/)
- Server: Game server source
- GameTools: Development tools
- CryptoSource: Encryption utilities
- database: Database scripts
- Script: Game scripts
- rylCoder_16.02.2008_src: Legacy coder tools
- GMFont, Game: Additional resources

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

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

GameTools/Effect/X3DEffectBillboard.h

@@ -0,0 +1,77 @@
+// X3DEffectBillboard.h: interface for the CX3DEffectBillboard class.
+//
+//////////////////////////////////////////////////////////////////////
+
+#if !defined(AFX_X3DEFFECTBILLBOARD_H__C83DF58D_552F_430C_8BBD_7274114C7B44__INCLUDED_)
+#define AFX_X3DEFFECTBILLBOARD_H__C83DF58D_552F_430C_8BBD_7274114C7B44__INCLUDED_
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+
+#include "X3DEffectBase.h"
+
+class CX3DEffectBillboard : public CX3DEffectBase
+{
+	protected:
+		float m_fWidth;
+		float m_fHeight;
+
+		float m_fTileU;
+		float m_fTileV;
+		float m_fStartU;
+		float m_fStartV;
+		float m_fTexFrame;
+
+		BOOL m_bAxisAligned;
+
+		LPDIRECT3DVERTEXBUFFER8 m_lpVertices;
+		LPDIRECT3DVERTEXBUFFER8 m_lpVerticesBlend;
+
+	public:
+		CKeyList<FloatKeyList> m_lstWidth;
+		CKeyList<FloatKeyList> m_lstHeight;
+
+		CKeyList<FloatKeyList> m_lstTileU;
+		CKeyList<FloatKeyList> m_lstTileV;
+		CKeyList<FloatKeyList> m_lstStartU;
+		CKeyList<FloatKeyList> m_lstStartV;
+		CKeyList<FloatKeyList> m_lstTexFrame;
+
+		// <20><><EFBFBD><EFBFBD> Interpolation <20><> <20><><EFBFBD><EFBFBD>
+		vector3 m_vecEyeT, m_vecAxisT, m_vecWidthT;
+
+	public:
+		CX3DEffectBillboard();
+		virtual ~CX3DEffectBillboard();
+
+		void SetWidth(float fWidth) { m_fWidth = fWidth; }
+		float GetWidth(void) { return m_fWidth; }
+		void SetHeight(float fHeight) { m_fHeight = fHeight; }
+		float GetHeight(void) { return m_fHeight; }
+
+		void SetStartU(float fStartU) { m_fStartU = fStartU; }
+		float GetStartU(void) { return m_fStartU; }
+		void SetStartV(float fStartV) { m_fStartV = fStartV; }
+		float GetStartV(void) { return m_fStartV; }
+
+		void SetTileU(float fTileU) { m_fTileU = fTileU; }
+		float GetTileU(void) { return m_fTileU; }
+		void SetTileV(float fTileV) { m_fTileV = fTileV; }
+		float GetTileV(void) { return m_fTileV; }
+
+		void SetAxisAligned(BOOL bAxisAligned) { m_bAxisAligned = bAxisAligned; }
+		BOOL GetAxisAligned(void) { return m_bAxisAligned; }
+
+		void SetTexFrame(float fTexFrame) { m_fTexFrame = fTexFrame; }
+		float GetTexFrame(void) { return m_fTexFrame; }
+
+		void Create(unsigned long dwStartFrame, unsigned long dwEndFrame);
+		BOOL CreateBuffer(void);
+		void Render(void);
+		BOOL Interpolation(float fFrame);
+		void Load(FILE *fp, const char *strOriginalPath = NULL);
+		void Save(FILE *fp, const char *strOriginalPath = NULL);
+};
+
+#endif // !defined(AFX_X3DEFFECTBILLBOARD_H__C83DF58D_552F_430C_8BBD_7274114C7B44__INCLUDED_)