I really want to know..

I tested this plugin(Original Ethereal ※that maybe in LgK server)in my server but I found that this plugin has little problem that is the Gun's recoil doesn't match with beam(tracer) how can I Fix it plz teach me...
(this plugin is not made by me)
sma file

#include <amxmodx>
#include <engine>
#include <fakemeta>
#include <fun>
#include <hamsandwich>
#include <xs>
#include <cstrike>
#include <zombieplague>

#define ENG_NULLENT -1
#define EV_INT_WEAPONKEY EV_INT_impulse
#define WEAPONKEY 33
#define MAX_PLAYERS 32
#define IsValidUser(%1) (1 <= %1 <= g_MaxPlayers)
const USE_STOPPED = 0
const OFFSET_ACTIVE_ITEM = 373
const OFFSET_WEAPONOWNER = 41
const OFFSET_LINUX = 5
const OFFSET_LINUX_WEAPONS = 4
#define WEAP_LINUX_XTRA_OFF 4
#define m_fKnown 44
#define m_flNextPrimaryAttack 46
#define m_flTimeWeaponIdle 48
#define m_iClip 51
#define m_fInReload 54
#define PLAYER_LINUX_XTRA_OFF 5
#define m_flNextAttack 83
#define RELOAD_TIME 3.0
#define wId CSW_UMP45
#define write_coord_f(%1) engfunc(EngFunc_WriteCoord,%1)
const PRIMARY_WEAPONS_BIT_SUM = (1<<CSW_SCOUT)|(1<<CSW_XM1014)|(1<<CSW_MAC10)|(1<<CSW_AUG)|(1<<CSW_UMP45)|(1<<CSW_SG550)|(1<<CSW_GALIL)|(1<<CSW_FAMAS)|(1<<CSW_AWP)|(1<<CSW_MP5NAVY)|(1<<CSW_M249)|(1<<CSW_M3)|(1<<CSW_M4A1)|(1<<CSW_TMP)|(1<<CSW_G3SG1)|(1<<CSW_SG552)|(1<<CSW_AK47)|(1<<CSW_P90)
new const Sound_Zoom[] = { "weapons/zoom.wav" }
new const Fire_snd[] = {"weapons/ethereal-1.wav"}
new const went[] ={"weapon_ump45"}
new const GUNSHOT_DECALS[] = { 41, 42, 43, 44, 45 }
new ethereal_V_MODEL[64] = "models/v_ethereal.mdl"
new ethereal_P_MODEL[64] = "models/p_ethereal.mdl"
new ethereal_W_MODEL[64] = "models/w_ethereal.mdl"
new cvar_recoil_ethereal, cvar_dmg_ethereal, g_itemid_ethereal, cvar_clip_ethereal, cvar_ethereal_ammo
new g_has_ethereal[33], g_hasZoom[33], Float:g_flNextUseTime[33], g_Reload[33]
new g_MaxPlayers, g_orig_event_ethereal, g_clip_ammo[33]
new Float:cl_pushangle[MAX_PLAYERS + 1][3], m_iBlood[2]
new g_ethereal_TmpClip[33],g_beamSpr,gmsgWeaponList
public plugin_init()
{
register_plugin("[ZP] Extra: Ethereal", "1.0", "Zombie-Panic")
register_event("CurWeapon","CurrentWeapon","be","1=1")
RegisterHam(Ham_Item_AddToPlayer, went, "fw_ethereal_AddToPlayer")
RegisterHam(Ham_Use, "func_tank", "fw_UseStationary_Post", 1)
RegisterHam(Ham_Use, "func_tankmortar", "fw_UseStationary_Post", 1)
RegisterHam(Ham_Use, "func_tankrocket", "fw_UseStationary_Post", 1)
RegisterHam(Ham_Use, "func_tanklaser", "fw_UseStationary_Post", 1)
RegisterHam(Ham_Item_Deploy, went, "fw_Item_Deploy_Post", 1)
RegisterHam(Ham_Weapon_PrimaryAttack, went, "fw_ethereal_PrimaryAttack")
RegisterHam(Ham_Weapon_PrimaryAttack, went, "fw_ethereal_PrimaryAttack_Post", 1)
RegisterHam(Ham_Item_PostFrame, went, "ethereal__ItemPostFrame");
RegisterHam(Ham_Weapon_Reload, went, "ethereal__Reload");
RegisterHam(Ham_Weapon_Reload, went, "ethereal__Reload_Post", 1);
RegisterHam(Ham_TakeDamage, "info_target", "fw_TakeDamage")
RegisterHam(Ham_TraceAttack, "player", "TraceAttack", 1)
RegisterHam(Ham_TraceAttack, "worldspawn", "TraceAttack", 1)
register_forward(FM_SetModel, "fw_SetModel")
register_forward(FM_UpdateClientData, "fw_UpdateClientData_Post", 1)
register_forward(FM_PlaybackEvent, "fwPlaybackEvent")
RegisterHam(Ham_Item_Holster, "weapon_ump45", "fw_ethereal_Holster_Post", 1)
register_forward(FM_CmdStart, "fw_CmdStart")

cvar_recoil_ethereal = register_cvar("zp_Ethereal_recoil", "1")
cvar_dmg_ethereal = register_cvar("zp_Ethereal_dmg", "3")
cvar_clip_ethereal = register_cvar("zp_Ethereal_clip", "40")
cvar_ethereal_ammo = register_cvar("zp_Ethereal_ammo", "200")
g_itemid_ethereal = zp_register_extra_item("Ethereal Plasma Rifle", 75, ZP_TEAM_HUMAN)
g_MaxPlayers = get_maxplayers()
gmsgWeaponList = get_user_msgid("WeaponList")
}
public plugin_precache()
{
precache_model(ethereal_V_MODEL)
precache_model(ethereal_P_MODEL)
precache_model(ethereal_W_MODEL)
precache_sound(Fire_snd)
precache_sound(Sound_Zoom)
precache_sound("weapons/ethereal_draw.wav")
precache_sound("weapons/ethereal_idle1.wav")
precache_sound("weapons/ethereal_reload.wav")
m_iBlood[0] = precache_model("sprites/blood.spr")
m_iBlood[1] = precache_model("sprites/bloodspray.spr")
register_forward(FM_PrecacheEvent, "fwPrecacheEvent_Post", 1)
g_beamSpr = precache_model("sprites/zbeam4.spr")
precache_generic("sprites/weapon_ethereal.txt")
precache_generic("sprites/640hud2.spr")
precache_generic("sprites/640hud74.spr")
precache_generic("sprites/640hud7.spr")
register_clcmd("weapon_ethereal", "Hook_Select")
}

public Hook_Select(id)
{
engclient_cmd(id, "weapon_ump45")
return PLUGIN_HANDLED
}


public fwPrecacheEvent_Post(type, const name[])
{
if (equal("events/ump45.sc", name))
{
g_orig_event_ethereal = get_orig_retval()
return FMRES_HANDLED
}
return FMRES_IGNORED
}

public fw_CmdStart(id, uc_handle, seed)
{
if(g_Reload[id])
return PLUGIN_HANDLED

if(!is_user_alive(id))
return PLUGIN_HANDLED

if((get_uc(uc_handle, UC_Buttons) & IN_ATTACK2) && !(pev(id, pev_oldbuttons) & IN_ATTACK2))
{
new szClip, szAmmo
new szWeapID = get_user_weapon(id, szClip, szAmmo)

if(szWeapID == CSW_UMP45 && g_has_ethereal[id] && !g_hasZoom[id] == true)
{
g_hasZoom[id] = true
cs_set_user_zoom(id, CS_SET_AUGSG552_ZOOM, 0)
emit_sound(id, CHAN_ITEM, Sound_Zoom, 0.20, 2.40, 0, 100)
}
else if(szWeapID == CSW_UMP45 && g_has_ethereal[id] && g_hasZoom[id])
{
g_hasZoom[id] = false
cs_set_user_zoom(id, CS_RESET_ZOOM, 0)
}
}
return PLUGIN_HANDLED
}

public client_connect(id)
{
g_has_ethereal[id] = false
}
public client_disconnect(id)
{
g_has_ethereal[id] = false
}public zp_user_infected_post(id)
{
if (zp_get_user_zombie(id))
{
g_has_ethereal[id] = false
}
}
public fw_SetModel(entity, model[])
{
if(!is_valid_ent(entity))
return FMRES_IGNORED;
static szClassName[33]
entity_get_string(entity, EV_SZ_classname, szClassName, charsmax(szClassName))
if(!equal(szClassName, "weaponbox"))
return FMRES_IGNORED;
static iOwner
iOwner = entity_get_edict(entity, EV_ENT_owner)
if(equal(model, "models/w_ump45.mdl"))
{
static iStoredSVDID
iStoredSVDID = find_ent_by_owner(ENG_NULLENT, went, entity)
if(!is_valid_ent(iStoredSVDID))
return FMRES_IGNORED;
if(g_has_ethereal[iOwner])
{
entity_set_int(iStoredSVDID, EV_INT_WEAPONKEY, WEAPONKEY)
g_has_ethereal[iOwner] = false
entity_set_model(entity, ethereal_W_MODEL)
return FMRES_SUPERCEDE;
}
}
return FMRES_IGNORED;
}
public give_ethereal(id)
{
drop_weapons(id, 1);
new iWep2 = give_item(id,went)
if( iWep2 > 0 )
{
cs_set_weapon_ammo(iWep2, get_pcvar_num(cvar_clip_ethereal))
cs_set_user_bpammo (id, wId, get_pcvar_num(cvar_ethereal_ammo))
}
g_has_ethereal[id] = true;
}
public zp_extra_item_selected(id, itemid)
{
if(itemid == g_itemid_ethereal)
{
give_ethereal(id)
Sprite(id)
}
}
public fw_ethereal_AddToPlayer(ethereal, id)
{
if(!is_valid_ent(ethereal) || !is_user_connected(id))
return HAM_IGNORED;
if(entity_get_int(ethereal, EV_INT_WEAPONKEY) == WEAPONKEY)
{
g_has_ethereal[id] = true
entity_set_int(ethereal, EV_INT_WEAPONKEY, 0)
Sprite(id)
return HAM_HANDLED;
}
if(entity_get_int(ethereal, EV_INT_WEAPONKEY) != WEAPONKEY)
{
Sprite1(id)
return HAM_HANDLED;
}
return HAM_IGNORED;
}

public Sprite(id)
{

message_begin(MSG_ONE, gmsgWeaponList, {0,0,0}, id)
write_string("weapon_ethereal")
write_byte(6)
write_byte(100)
write_byte(-1)
write_byte(-1)
write_byte(0)
write_byte(15)
write_byte(12)
write_byte(0)
message_end()

}

public Sprite1(id)
{

message_begin(MSG_ONE, gmsgWeaponList, {0,0,0}, id)
write_string("weapon_ump45")
write_byte(6)
write_byte(100)
write_byte(-1)
write_byte(-1)
write_byte(0)
write_byte(15)
write_byte(12)
write_byte(0)
message_end()

}

public fw_UseStationary_Post(entity, caller, activator, use_type)
{
if (use_type == USE_STOPPED && is_user_connected(caller))
replace_weapon_models(caller, get_user_weapon(caller))
}
public fw_Item_Deploy_Post(weapon_ent)
{
static owner
owner = fm_cs_get_weapon_ent_owner(weapon_ent)
static weaponid
weaponid = cs_get_weapon_id(weapon_ent)
replace_weapon_models(owner, weaponid)
UTIL_PlayWeaponAnimation(owner,2,2)
}
public CurrentWeapon(id)
{
replace_weapon_models(id, read_data(2))
}
replace_weapon_models(id, weaponid)
{
switch (weaponid)
{
case wId:
{
if (zp_get_user_zombie(id) || zp_get_user_survivor(id))
return;
if(g_has_ethereal[id])
{
set_pev(id, pev_viewmodel2, ethereal_V_MODEL)
set_pev(id, pev_weaponmodel2, ethereal_P_MODEL)
}
}
}
}
public fw_UpdateClientData_Post(Player, SendWeapons, CD_Handle)
{
if(!is_user_alive(Player) || (get_user_weapon(Player) != wId) || !g_has_ethereal[Player])
return FMRES_IGNORED
set_cd(CD_Handle, CD_flNextAttack, halflife_time () + 0.001)
return FMRES_HANDLED
}
public fw_ethereal_PrimaryAttack(Weapon)
{
new Player = get_pdata_cbase(Weapon, 41, 4)
if (!g_has_ethereal[Player])
return;
pev(Player,pev_punchangle,cl_pushangle[Player])
g_clip_ammo[Player] = cs_get_weapon_ammo(Weapon)
if(g_clip_ammo[Player]>0)
UTIL_PlayWeaponAnimation(Player, 5,2)
}
public fwPlaybackEvent(flags, invoker, eventid, Float:delay, Float:origin[3], Float:angles[3], Float:fparam1, Float:fparam2, iParam1, iParam2, bParam1, bParam2)
{
if ((eventid != g_orig_event_ethereal))
return FMRES_IGNORED
if (!(1 <= invoker <= g_MaxPlayers))
return FMRES_IGNORED
playback_event(flags | FEV_HOSTONLY, invoker, eventid, delay, origin, angles, fparam1, fparam2, iParam1, iParam2, bParam1, bParam2)
return FMRES_SUPERCEDE
}
public fw_ethereal_PrimaryAttack_Post(Weapon)
{ new Player = get_pdata_cbase(Weapon, 41, 4)
new szClip, szAmmo
get_user_weapon(Player, szClip, szAmmo)
if(Player > 0 && Player < 33)
{
if(g_has_ethereal[Player])
{
if(szClip > 0)emit_sound(Player, CHAN_WEAPON, Fire_snd, VOL_NORM, ATTN_NORM, 0, PITCH_NORM)
}
if(g_has_ethereal[Player])
{
new Float:push[3]
pev(Player,pev_punchangle,push)
xs_vec_sub(push,cl_pushangle[Player],push)
xs_vec_mul_scalar(push,get_pcvar_float(cvar_recoil_ethereal),push)
xs_vec_add(push,cl_pushangle[Player],push)
set_pev(Player,pev_punchangle,push)
if (!g_clip_ammo[Player])
return
//show_tracer_effect(Player)
make_blood_and_bulletholes(Player)
}
}
}
public TraceAttack(iEnt, iAttacker, Float:flDamage, Float:fDir[3], ptr, iDamageType)
{
if( !is_user_alive(iAttacker) || !g_has_ethereal[iAttacker])
return
new iWeapon = get_user_weapon(iAttacker)
if( iWeapon !=CSW_UMP45 )
return

new szClip
get_user_weapon(iAttacker, szClip)
if(szClip < 1)
return
new flEnd[3]
get_tr2(ptr, TR_vecEndPos, flEnd)


message_begin(MSG_BROADCAST, SVC_TEMPENTITY )
write_byte(TE_BEAMENTPOINT)
write_short(iAttacker | 0x1000)
write_coord_f(flEnd[0])
write_coord_f(flEnd[1])
write_coord_f(flEnd[2])
write_short(g_beamSpr)
write_byte(0) // framerate
write_byte(0) // framerate
write_byte(1) // life
write_byte(5) // width
write_byte(0)// noise
write_byte(0)// r, g, b
write_byte(0)// r, g, b
write_byte(255)// r, g, b
write_byte(255) // brightness
write_byte(200) // speed
message_end()
}

public fw_TakeDamage(victim, inflictor, attacker, Float:damage)
{
if (victim != attacker && is_user_connected(attacker))
{
if(get_user_weapon(attacker) == wId)
{
if(g_has_ethereal[attacker])
SetHamParamFloat(10, damage * get_pcvar_float(cvar_dmg_ethereal))
}
}
}
stock fm_cs_get_current_weapon_ent(id)
{
return get_pdata_cbase(id, OFFSET_ACTIVE_ITEM, OFFSET_LINUX);
}
stock fm_cs_get_weapon_ent_owner(ent)
{
return get_pdata_cbase(ent, OFFSET_WEAPONOWNER, OFFSET_LINUX_WEAPONS);
}
stock UTIL_PlayWeaponAnimation(const Player, const Sequence,body)
{
set_pev(Player, pev_weaponanim, Sequence)
message_begin(MSG_ONE_UNRELIABLE, SVC_WEAPONANIM, .player = Player)
write_byte(Sequence)
write_byte(body)//pev(Player, pev_body))
message_end()
}
stock make_blood_and_bulletholes(id)
{
new aimOrigin[3], target, body
get_user_origin(id, aimOrigin, 3)
get_user_aiming(id, target, body)
if(target > 0 && target <= g_MaxPlayers && zp_get_user_zombie(target))
{
new Float:fStart[3], Float:fEnd[3], Float:fRes[3], Float:fVel[3]
pev(id, pev_origin, fStart)
velocity_by_aim(id, 64, fVel)
fStart[0] = float(aimOrigin[0])
fStart[1] = float(aimOrigin[1])
fStart[2] = float(aimOrigin[2])
fEnd[0] = fStart[0]+fVel[0]
fEnd[1] = fStart[1]+fVel[1]
fEnd[2] = fStart[2]+fVel[2]
new res
engfunc(EngFunc_TraceLine, fStart, fEnd, 0, target, res)
get_tr2(res, TR_vecEndPos, fRes)
message_begin(MSG_BROADCAST, SVC_TEMPENTITY)
write_byte(TE_BLOODSPRITE)
write_coord(floatround(fStart[0]))
write_coord(floatround(fStart[1]))
write_coord(floatround(fStart[2]))
write_short( m_iBlood [ 1 ])
write_short( m_iBlood [ 0 ] )
write_byte(70)
write_byte(random_num(1,2))
message_end()
}
else if(!is_user_connected(target))
{
if(target)
{
message_begin(MSG_BROADCAST, SVC_TEMPENTITY)
write_byte(TE_DECAL)
write_coord(aimOrigin[0])
write_coord(aimOrigin[1])
write_coord(aimOrigin[2])
write_byte(GUNSHOT_DECALS[random_num ( 0, sizeof GUNSHOT_DECALS -1 ) ] )
write_short(target)
message_end()
}
else
{
message_begin(MSG_BROADCAST, SVC_TEMPENTITY)
write_byte(TE_WORLDDECAL)
write_coord(aimOrigin[0])
write_coord(aimOrigin[1])
write_coord(aimOrigin[2])
write_byte(GUNSHOT_DECALS[random_num ( 0, sizeof GUNSHOT_DECALS -1 ) ] )
message_end()
}
message_begin(MSG_BROADCAST, SVC_TEMPENTITY)
write_byte(TE_GUNSHOTDECAL)
write_coord(aimOrigin[0])
write_coord(aimOrigin[1])
write_coord(aimOrigin[2])
write_short(id)
write_byte(GUNSHOT_DECALS[random_num ( 0, sizeof GUNSHOT_DECALS -1 ) ] )
message_end()
message_begin(MSG_ALL, SVC_TEMPENTITY)
write_byte(TE_SPARKS)
write_coord(aimOrigin[0])
write_coord(aimOrigin[1])
write_coord(aimOrigin[2])
message_end()
message_begin(MSG_ALL, SVC_TEMPENTITY)
write_byte(TE_SPARKS)
write_coord(aimOrigin[0]+2)
write_coord(aimOrigin[1])
write_coord(aimOrigin[2])
message_end()
message_begin(MSG_ALL, SVC_TEMPENTITY)
write_byte(TE_SPARKS)
write_coord(aimOrigin[0])
write_coord(aimOrigin[1]+2)
write_coord(aimOrigin[2])
message_end()
message_begin(MSG_ALL, SVC_TEMPENTITY)
write_byte(TE_SPARKS)
write_coord(aimOrigin[0])
write_coord(aimOrigin[1])
write_coord(aimOrigin[2]+2)
message_end()

}
}
public ethereal__ItemPostFrame(weapon_entity) {
new id = pev(weapon_entity, pev_owner)
if (!is_user_connected(id))
return HAM_IGNORED;
if (!g_has_ethereal[id])
return HAM_IGNORED;
new Float:flNextAttack = get_pdata_float(id, m_flNextAttack, PLAYER_LINUX_XTRA_OFF)
new iBpAmmo = cs_get_user_bpammo(id, wId);
new iClip = get_pdata_int(weapon_entity, m_iClip, WEAP_LINUX_XTRA_OFF)
new fInReload = get_pdata_int(weapon_entity, m_fInReload, WEAP_LINUX_XTRA_OFF)
if( fInReload && flNextAttack <= 0.0 )
{
new j = min(get_pcvar_num(cvar_clip_ethereal) - iClip, iBpAmmo)
set_pdata_int(weapon_entity, m_iClip, iClip + j, WEAP_LINUX_XTRA_OFF)
cs_set_user_bpammo(id, wId, iBpAmmo-j);
set_pdata_int(weapon_entity, m_fInReload, 0, WEAP_LINUX_XTRA_OFF)
fInReload = 0
}
return HAM_IGNORED;
}
public ethereal__Reload(weapon_entity) {
new id = pev(weapon_entity, pev_owner)
if (!is_user_connected(id))
return HAM_IGNORED;
if (!g_has_ethereal[id])
return HAM_IGNORED;
g_ethereal_TmpClip[id] = -1;
new iBpAmmo = cs_get_user_bpammo(id, wId);
new iClip = get_pdata_int(weapon_entity, m_iClip, WEAP_LINUX_XTRA_OFF)
if (iBpAmmo <= 0)
return HAM_SUPERCEDE;
if (iClip >= get_pcvar_num(cvar_clip_ethereal))
return HAM_SUPERCEDE;
UTIL_PlayWeaponAnimation(id, 1,2)
g_ethereal_TmpClip[id] = iClip;
return HAM_IGNORED;
}
public ethereal__Reload_Post(weapon_entity) {
new id = pev(weapon_entity, pev_owner)
if (!is_user_connected(id))
return HAM_IGNORED;
if (!g_has_ethereal[id])
return HAM_IGNORED;
if (g_ethereal_TmpClip[id] == -1)
return HAM_IGNORED;
set_pdata_int(weapon_entity, m_iClip, g_ethereal_TmpClip[id], WEAP_LINUX_XTRA_OFF)
set_pdata_float(weapon_entity, m_flTimeWeaponIdle, RELOAD_TIME, WEAP_LINUX_XTRA_OFF)
set_pdata_float(id, m_flNextAttack, RELOAD_TIME, PLAYER_LINUX_XTRA_OFF)
set_pdata_int(weapon_entity, m_fInReload, 1, WEAP_LINUX_XTRA_OFF)
UTIL_PlayWeaponAnimation(id, 1,2)
return HAM_IGNORED;
}
public fw_ethereal_Holster_Post(weapon_entity)
{
static Player
Player = get_pdata_cbase(weapon_entity, OFFSET_WEAPONOWNER, OFFSET_LINUX_WEAPONS)

g_flNextUseTime[Player] = 0.0

if(g_has_ethereal[Player])
{
cs_set_user_zoom(Player, CS_RESET_ZOOM, 1)
}
}
stock drop_weapons(id, dropwhat)
{
static weapons[32], num, i, weaponid
num = 0
get_user_weapons(id, weapons, num)
for (i = 0; i < num; i++)
{
weaponid = weapons
if (dropwhat == 1 && ((1<<weaponid) & PRIMARY_WEAPONS_BIT_SUM))
{
static wname[32]
get_weaponname(weaponid, wname, sizeof wname - 1)
engclient_cmd(id, "drop", wname)
}
}
}

stock fm_get_aim_vector(index, forward_distance, Float:forward_origin[3], Float:view_end_origin[3])
{
new Float:start[3], Float:view_ofs[3]
pev(index, pev_origin, start);
pev(index, pev_view_ofs, view_ofs);
xs_vec_add(start, view_ofs, start);

new Float:vector[3], Float:temp[3];
pev(index, pev_v_angle, vector);
engfunc(EngFunc_MakeVectors, vector);
global_get(glb_v_forward, vector);
xs_vec_mul_scalar(vector, float(forward_distance), temp);
xs_vec_add(start, temp, forward_origin);

new Float:dest[3]
xs_vec_mul_scalar(vector, 9999.0, temp);
xs_vec_add(start, temp, dest);
engfunc(EngFunc_TraceLine, start, dest, 0, index, 0);
get_tr2(0, TR_vecEndPos, view_end_origin);

return 1;
}