native: ? true : false

#include <amxmodx>
#include <engine>
#include <fun>
#include <fakemeta>
#include <hamsandwich>

#define FBitSet(%1,%2)			(%1 & %2)

new g_item_LongJump
new g_item_HasLongJump[33]

#define MarkUserLongJump(%1)	g_item_LongJump |= 1<<(%1 & 31)
#define ClearUserLongJump(%1)	g_item_LongJump &= ~( 1<<(%1 & 31) )
#define HasUserLongJump(%1)		g_item_LongJump &  1<<(%1 & 31)

new g_item_cvar_MinVelocity,
	g_item_cvar_PunchAngle,
	g_item_cvar_LongjumpSpeed,
	g_item_cvar_ZVelocity;

public plugin_init()
{
	register_plugin("Item: Long Jump", "1.0", "kostya-lord")

	g_item_cvar_LongjumpSpeed	= register_cvar( "longjump_speed"       , "350" )
	g_item_cvar_PunchAngle		= register_cvar( "longjump_punchangle"  , "-5"  )
	g_item_cvar_ZVelocity		= register_cvar( "longjump_zvelocity"   , "300" )
	g_item_cvar_MinVelocity		= register_cvar( "longjump_minvelocity" , "50"  )

	register_event("DeathMsg", "death", "a")
	register_event("HLTV", "event_round_start", "a", "1=0", "2=0")

	RegisterHam(Ham_Player_Jump, "player", "Player_Jump")
	RegisterHam(Ham_Player_Duck, "player", "Player_Duck")
}
public plugin_natives()
{
	register_library("item_longjump")
	register_native("set_item_longjump", "native_set_item_longjump", 1)
	register_native("get_item_longjump", "native_get_item_longjump", 1)
	register_native("del_item_longjump", "native_del_item_longjump", 1)
}

public del_longjump(id)
{
	if(g_item_HasLongJump[id])
		g_item_HasLongJump[id] = false

	return true
}

public native_get_item_longjump(plugin, params)
{
	new id = get_param(1)

	if(!g_item_HasLongJump[id])
	{
//		return false
		return 0
	}

//	return true
	return 1
}

public native_set_item_longjump(id){
	return set_longjump(id);
}

public native_del_item_longjump(id){
	return del_longjump(id)
}

// Reset on disconnection
public client_disconnect(id)
{
	g_item_HasLongJump[id] = false
}

// Reset on death
public death()
{
	g_item_HasLongJump[read_data(2)] = false
}

// Reset at round start (for everyone)
public event_round_start()
{
	for (new i = 1; i <= 32; i++)
		g_item_HasLongJump[i] = false
}

public Player_Duck(id)
{
	if( HasUserLongJump(id) )
	{
		ClearUserLongJump(id)
		return HAM_SUPERCEDE
	}
	return HAM_IGNORED
}

public Player_Jump(id)
{
	if( !is_user_alive(id) )
	{
		return HAM_IGNORED
	}

	static iFlags ; iFlags = entity_get_int(id, EV_INT_flags)

	if( FBitSet(iFlags, FL_WATERJUMP) || entity_get_int(id, EV_INT_waterlevel) >= 2 )
	{
		return HAM_IGNORED
	}

	const XTRA_OFS_PLAYER = 5	
	const m_afButtonPressed = 246

	static afButtonPressed ; afButtonPressed = get_pdata_int(id, m_afButtonPressed, XTRA_OFS_PLAYER)

	if( !FBitSet(afButtonPressed, IN_JUMP) || !FBitSet(iFlags, FL_ONGROUND) )
	{
		return HAM_IGNORED
	}

	const m_fLongJump = 356

	if(	(entity_get_int(id, EV_INT_bInDuck) || iFlags & FL_DUCKING)
	&&	get_pdata_int(id, m_fLongJump, XTRA_OFS_PLAYER)
	&&	entity_get_int(id, EV_INT_button) & IN_DUCK
	&&	entity_get_int(id, EV_INT_flDuckTime)	)
	{
		static Float:fVecTemp[3]
		entity_get_vector(id, EV_VEC_velocity, fVecTemp)
		if( vector_length(fVecTemp) > get_pcvar_float(g_item_cvar_MinVelocity) )
		{
			const m_Activity = 73
			const m_IdealActivity = 74

			const PLAYER_SUPERJUMP = 7
			const ACT_LEAP = 8

			entity_get_vector(id, EV_VEC_punchangle, fVecTemp)
			fVecTemp[0] = get_pcvar_float(g_item_cvar_PunchAngle)
			entity_set_vector(id, EV_VEC_punchangle, fVecTemp)

			get_global_vector(GL_v_forward, fVecTemp)
			static Float:flLongJumpSpeed ; flLongJumpSpeed = get_pcvar_float(g_item_cvar_LongjumpSpeed) * 1.6
			fVecTemp[0] *= flLongJumpSpeed
			fVecTemp[1] *= flLongJumpSpeed
			fVecTemp[2] = get_pcvar_float(g_item_cvar_ZVelocity)

			entity_set_vector(id, EV_VEC_velocity, fVecTemp)

			set_pdata_int(id, m_Activity, ACT_LEAP, XTRA_OFS_PLAYER)
			set_pdata_int(id, m_IdealActivity, ACT_LEAP, XTRA_OFS_PLAYER)
			MarkUserLongJump(id)

			entity_set_int(id, EV_INT_oldbuttons, entity_get_int(id, EV_INT_oldbuttons) | IN_JUMP)

			entity_set_int(id, EV_INT_gaitsequence, PLAYER_SUPERJUMP)
			entity_set_float(id, EV_FL_frame, 0.0)

			set_pdata_int(id, m_afButtonPressed, afButtonPressed & ~IN_JUMP, XTRA_OFS_PLAYER)
			return HAM_SUPERCEDE
		}
	}
	return HAM_IGNORED
}

public set_longjump(id)
{
	if(!is_user_alive(id))
		return false

	if(g_item_HasLongJump[id])
		return false

	give_item(id, "item_longjump")
	g_item_HasLongJump[id] = true

	return true
}
/*
public get_longjump(id)
{
	new id = get_param(1)

	if(!g_item_HasLongJump[id])
		return false
	else
		return true
}
*/