Черепок не падает на земплю

Привет все, подскажите пожалуйста, как сделать чтобы он на земле лежал, а не зависал в воздухе?

Код:

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

#define PLUGIN "4erepki" 
#define VERSION "1.0" 
#define AUTHOR "Crash94"

enum _: iCoinSequences
{
	CoinIdle = 0,
	CoinFloat,
	CoinSpin
};

new const gCoinModel[ ] = "models/cherepki/skull.mdl";

new cherep[33]
new Float:HudTime[33]

new const gCoinClassname[ ] = "cherep$";

public plugin_init()   
{ 
    register_plugin(PLUGIN, VERSION, AUTHOR)   

    register_event( "DeathMsg", "Hook_DeathMessage", "a" );
    register_touch( gCoinClassname, "player", "Forward_TouchCoin" );
    RegisterHam(Ham_Spawn, "player", "Spawn_player", 1)
    RegisterHam( Ham_Player_PreThink, "player", "bacon_PlayerPreThink" );
} 

stock ChatColor(const id, const input[], any:...)
{
    new count = 1, players[32]
    static msg[191]
    vformat(msg, 190, input, 3)
    
    replace_all(msg, 190, "!g", "^4")
    replace_all(msg, 190, "!y", "^1")
    replace_all(msg, 190, "!team", "^3")
    
    if (id) players[0] = id; else get_players(players, count, "ch")
    {
        for (new i = 0; i < count; i++)
        {
            if (is_user_connected(players[i]))
            {
                message_begin(MSG_ONE_UNRELIABLE, get_user_msgid("SayText"), _, players[i]);
                write_byte(players[i]);
                write_string(msg);
                message_end();
            }
        }
    }
} 

public Spawn_player(id)
{
   if(is_user_alive(id) && is_user_connected(id))
   {
      ++cherep[id]
   }
}

public plugin_precache( )
{
   precache_model( gCoinModel );
   precache_sound("chepepki/pickup_sound.wav")
}

public Hook_DeathMessage( )
{
        new iVictim = read_data( 2 );

	if( read_data( 1 ) == iVictim )
	{
		return;
	}

	new Float:flPlayerOrigin[ 3 ];
	pev( iVictim, pev_origin, flPlayerOrigin );
	
	flPlayerOrigin[ 2 ] += 4.0;

	new iEntity = create_entity( "info_target" );

	if( !pev_valid( iEntity ) )
	{
		return;
	}
	
        if(get_user_team(iVictim) == 2)
        {
	   engfunc( EngFunc_SetOrigin, iEntity, flPlayerOrigin )
           set_pev( iEntity, pev_classname, gCoinClassname );
	   engfunc( EngFunc_SetModel, iEntity, gCoinModel );
	   set_pev( iEntity, pev_solid, SOLID_SLIDEBOX );
	   set_pev( iEntity, pev_movetype, MOVETYPE_NONE );
	   set_pev( iEntity, pev_framerate, 1.0 );
	   set_pev( iEntity, pev_sequence, CoinFloat );
           engfunc( EngFunc_SetSize, iEntity, Float:{ -10.0, -10.0, -10.0 }, Float:{ 10.0, 10.0, 10.0 } );
	   engfunc( EngFunc_DropToFloor, iEntity );
	   set_pev( iEntity, pev_nextthink, get_gametime( ) + 1.0 );
           set_rendering( iEntity, kRenderFxGlowShell, (random_num(1, 255)),  (random_num(1, 255)),  (random_num(1, 255)), kRenderNormal, 75 );
       }
}

public Forward_TouchCoin( iEntity, id )
{
	if( pev_valid( iEntity ) && get_user_team(id) ==1)
	{
                ++cherep[ id ]
                client_cmd(0, "spk chepepki/pickup_sound.wav")
                set_pev( iEntity, pev_flags, FL_KILLME );
	}
	
	return PLUGIN_CONTINUE;
}

public bacon_PlayerPreThink( id )
{
	if( is_user_alive( id ) && !is_user_bot( id ) && get_user_team(id) == 1)
	{
		new Float:flGameTime = get_gametime ( );
           
		if( flGameTime - HudTime[ id ] >= 1.2 )
		{
			HudTime[ id ] = flGameTime;
                        set_hudmessage( 255, 127, 42, -1.1, 0.60, 0, 6.0, 1.2);
                        show_hudmessage(id, "Черепки [%i]", cherep[id]);  
		}
	}
}

Эта строчка за это отвечает.
Но при её использовании я заметил, что если высота большая и ещё по непонятным причинам. Энтити не всегда падает на землю...

Код:

engfunc( EngFunc_DropToFloor, iEntity );