how i can add glow??

#include <amxmodx>

#include <hamsandwich>

#include <fakemeta>

#include <fun>

#include <zombieplague>

#define IsPlayer(%1) (1 <= %1 <= gMaxPlayers)

#define PLUGIN "ZombiePlague: Evolution"

#define VERSION "1.0"

#define AUTHOR "Sophia - Dias"



new g_point_zombie[33]

new g_SyncHud

new evolved[33] = 0

new evolved2[33] = 0

new Float:damage





public plugin_init()

{

register_plugin(PLUGIN, VERSION, AUTHOR)

g_SyncHud = CreateHudSyncObj()

register_logevent("event_round_end", 2, "1=Round_End")



}



public client_putinserver(id)

{

set_task(0.1, "task_show_evolution", id, _, _, "b")

}



public task_show_evolution(id)

{

if(is_user_alive(id) && zp_get_user_zombie(id) && !zp_get_user_nemesis(id))

{

if(evolved[id] == 1)

{

set_hudmessage(255,0,255, 0.015, 0.68, _, 0.2, 0.2)

ShowSyncHudMsg(id, g_SyncHud, "[Puntos de Evolucion: 3000 | 3000]^n[Estado: Evolucionado]")

} else {

set_hudmessage(255,0,255, 0.1, 0.68, _, 0.2, 0.2)

ShowSyncHudMsg(id, g_SyncHud, "[Puntos de Evolucion: %i | 3000]^n[Estado: Latente]", g_point_zombie[id])

}

}



}





public zp_user_infected_post(victim, infector)

{

g_point_zombie[victim] = 0

evolved[victim] = 0

evolved2[victim] = 0



if (is_user_alive(infector) && zp_get_user_zombie(infector))

{

g_point_zombie[infector]+= 455

evolution(infector)

}

}

public zp_user_humanized_post(id)

{

g_point_zombie[id] = 0

evolved[id] = 0

evolved2[id] = 0

}



public evolution(id)

{

if(is_user_alive(id) && zp_get_user_zombie(id) && g_point_zombie[id] >= 3000)

{

evolved[id] = 1

if(evolved2[id] == 0)

{

evolution_start(id, Float: damage)

}



}

else

{

set_hudmessage(255, 40, 40, -1.0, -1.0, 0, 0.0, 3.0, 0.01, 0.01, -1)

show_hudmessage(id, "[Evolution] +455 [Puntos Evolutivos]")

}



}

public evolution_start(id, Float: damage)

{

if(evolved[id] == 1)

{

set_hudmessage(255, 40, 40, -1.0, -1.0, 1, 0.0, 10.0, 0.01, 0.2, -1)

show_hudmessage(id, "Has Progresado^n[+3789/PV | +22/Velocidad | +0.76/Salto]")

set_user_health(id, get_user_health(id) + 3869)

set_user_maxspeed(id, get_user_maxspeed(id) + 22)

set_user_gravity(id, 0.76)

evolved2[id] = 1



}

}



public event_round_end(id)

{

g_point_zombie[id] = 0

evolved[id] = 0

evolved2[id] = 0

}