#ifndef _ENGINE_INCLUDE_H
#define _ENGINE_INCLUDE_H

#include <extdll.h>	
#include <string.h> 
#include <meta_api.h>
#include <sdk_util.h>
#include "CVector.h"
#include "CString.h"
#ifndef CBASEPLAYER_H
#define CBASEPLAYER_H
#include <cbase.h>
#include <player.h>
#endif
#include "amxxmodule.h"
#include <usercmd.h>
#include "messages.h"
#include "entity.h"
#include "gpglobals.h"

#define CHECK_ENTITY(x) if (x != 0 && (FNullEnt(INDEXENT(x)) || x < 0 || x > gpGlobals->maxEntities)) { MF_RaiseAmxError(amx,AMX_ERR_NATIVE); return 0; }

extern DLL_FUNCTIONS *g_pFunctionTable;
extern DLL_FUNCTIONS *g_pFunctionTable_Post;
extern enginefuncs_t *g_pengfuncsTable;
extern enginefuncs_t *g_pengfuncsTable_Post;

extern int SpawnForward;
extern int ChangelevelForward;
extern int PlaybackForward;
extern int DispatchKeyForward;
extern int pfnTouchForward;
extern int pfnThinkForward;
extern int PlayerPreThinkForward;
extern int PlayerPostThinkForward;
extern int ClientKillForward;
extern int CmdStartForward;
extern int StartFrameForward;
extern int DispatchUseForward;
extern int VexdTouchForward;
extern int VexdServerForward;

#define AMS_OFFSET 0.01

#define GETINFOKEYBUFFER	(*g_engfuncs.pfnGetInfoKeyBuffer)
#define INFO_KEY_BUFFER		(*g_engfuncs.pfnGetInfoKeyBuffer)
#define INFO_KEY_VALUE		(*g_engfuncs.pfnInfoKeyValue)

#define SPEAK_NORMAL 0
#define SPEAK_MUTED 1
#define SPEAK_ALL 2
#define SPEAK_LISTENALL 4

#define CAMERA_NONE 0
#define CAMERA_3RDPERSON 1
#define CAMERA_UPLEFT 2
#define CAMERA_TOPDOWN 3

#define ANGLEVECTORS_FORWARD	1
#define ANGLEVECTORS_RIGHT		2
#define ANGLEVECTORS_UP			3

enum
{
	usercmd_float_start,
	usercmd_forwardmove,		// Float
	usercmd_sidemove,			// Float
	usercmd_upmove,				// Float
	usercmd_float_end,
	usercmd_int_start,
	usercmd_lerp_msec,			// short
	usercmd_msec,				// byte
	usercmd_lightlevel,			// byte
	usercmd_buttons,			// unsigned short
	usercmd_impulse,			// byte
	usercmd_weaponselect,		// byte

	usercmd_impact_index,		// in
	usercmd_int_end,
	usercmd_vec_start,
	usercmd_viewangles,			// Vector
	usercmd_impact_position,	// vec
	usercmd_vec_end

};

// Used by the traceresult() native.
enum
{
	TR_AllSolid,			// (int) if true, plane is not valid
	TR_StartSolid,		// (int) if true, the initial point was in a solid area
	TR_InOpen,		// (int)
	TR_InWater,	// (int)
	TR_Fraction,			// (float) time completed, 1.0 = didn't hit anything
	TR_EndPos,			// (vector) final position
	TR_PlaneDist,		// (float)
	TR_PlaneNormal,		// (vector) surface normal at impact
	TR_Hit,				// (entity) entity the surface is on
	TR_Hitgroup			// (int) 0 == generic, non zero is specific body part
};
enum {
	Meta_GetUserMsgID,		// int )		(plid_t plid, const char *msgname, int *size);
	Meta_GetUserMsgName,	// const char *)	(plid_t plid, int msgid, int *size);
	Meta_GetPluginPath,		// const char *)		(plid_t plid);
	Meta_GetGameInfo		// const char *)		(plid_t plid, ginfo_t tag);
};

//These two structs are relics from VexD
struct PlayerInfo {
	int iSpeakFlags;
	edict_t *pViewEnt;
	int iViewType;
	int iRenderMode;
	float fRenderAmt;
};

struct GlobalInfo {
	bool bLights;
	float fNextLights;
	char *szLastLights[128];
	char *szRealLights[128];
	bool bCheckLights;
};

class Impulse
{
public:
	int Forward;
	int Check;
};

class Touch
{
public:
	int Forward;
	char *Toucher;
	char *Touched;
	~Touch()
	{
		if (Toucher) {
			delete [] Toucher;
			Toucher = 0;
		}
		if (Touched) {
			delete [] Touched;
			Touched = 0;
		}
	}
};

class EntClass
{
public:
	int Forward;
	char *Class;
	~EntClass()
	{
		if (Class) {
			delete [] Class;
			Class = 0;
		}
	}
};

int is_ent_valid(int iEnt);
int AmxStringToEngine(AMX *amx, cell param, int &len);
edict_t *UTIL_FindEntityInSphere(edict_t *pStart, const Vector &vecCenter, float flRadius);

extern int g_CameraCount;

extern bool g_inKeyValue;
extern KeyValueData *g_pkvd;
extern bool incmd;
extern struct usercmd_s *g_cmd;
extern struct PlayerInfo plinfo[33];
extern struct GlobalInfo glinfo;
extern AMX_NATIVE_INFO engine_Natives[];
extern CVector<Impulse *> Impulses;
extern CVector<EntClass *> Thinks;
extern CVector<Touch *> Touches;

#endif //_ENGINE_INCLUDE_H