[emperial159]

PHP Code:

#include <amxmodx>
#include <engine>
#include <gunxpmod>
#include <hamsandwich>
#include <fakemeta>
 
#define PLUGIN  "Knife Knockback"
#define VERSION "1.0"
#define AUTHOR  "xbatista"
 
#define IsPlayer(%1)  ( 1 <= %1 <= g_maxplayers )
 
new cvar_knock
 
new const KNIFE_MDL[] = "models/gunxpmod/v_baseballbat.mdl";   
 
new g_maxplayers
new damage_knife
new bool:g_KNIFE[33]
public plugin_init()
{
    register_plugin(PLUGIN , VERSION , AUTHOR);
    register_cvar("unlock_knife", VERSION, FCVAR_SERVER)
    RegisterHam(Ham_TakeDamage, "player", "Ham_DamageKNIFE")
 
    register_event("CurWeapon", "Event_CurWeaponKNIFE", "be", "1=1")
    register_event("Damage" , "event_Damage" , "b" , "2>0");
 
    register_gxm_item("Basball bat", "Knife knockback, Power", 65)
 
    damage_knife = register_cvar("gxm_damage_knife","0.5"); // damage multiplier
 
    cvar_knock     = register_cvar("zp_knife_power" , "9");
    g_maxplayers = get_maxplayers();
}
public gxm_item_enabled(id) {
    g_KNIFE[id] = true
}
public client_connect(id)
{
    g_KNIFE[id] = false
}
public Event_CurWeaponKNIFE(id)
{
    if (!g_KNIFE[id])
        return PLUGIN_CONTINUE;
 
    new Gun = read_data(2)
   
    if( Gun == CSW_KNIFE && get_user_team(id) == 2)
    {
        set_pev(id, pev_viewmodel2, KNIFE_MDL)
    }
    return PLUGIN_CONTINUE;
}
public event_Damage(id)
{
    if(!is_user_alive(id))
        return PLUGIN_CONTINUE;
 
    new weapon , attacker = get_user_attacker(id , weapon);
 
    if(!is_user_alive(attacker))
        return PLUGIN_CONTINUE;
 
    if (!g_KNIFE[attacker])
        return PLUGIN_CONTINUE;
 
    if(weapon == CSW_KNIFE && get_user_team(attacker) == 2)
    {
        new Float:vec[3];
        new Float:oldvelo[3];
        get_user_velocity(id, oldvelo);
        create_velocity_vector(id , attacker , vec);
        vec[0] += oldvelo[0];
        vec[1] += oldvelo[1];
        set_user_velocity(id , vec);
    }
 
    return PLUGIN_CONTINUE;
}
public Ham_DamageKNIFE(id, inflictor, attacker, Float:damage, damagebits)
{
    if ( !(1 <= attacker <= g_maxplayers) || !g_KNIFE[attacker])
            return HAM_IGNORED;
 
    new weaponx = get_user_weapon(attacker, _, _);
    if( weaponx == CSW_KNIFE && get_user_team(attacker) == 2)
    {
        SetHamParamFloat(4, damage * get_pcvar_float(damage_knife)); //Knife damage
        return HAM_HANDLED;
    }
    return HAM_IGNORED;
}
// Stock by the one and only, Chronic :P
stock create_velocity_vector(victim,attacker,Float:velocity[3])
{
    if(!is_user_alive(attacker))
        return 0;
 
    new Float:vicorigin[3];
    new Float:attorigin[3];
    entity_get_vector(victim   , EV_VEC_origin , vicorigin);
    entity_get_vector(attacker , EV_VEC_origin , attorigin);
 
    new Float:origin2[3]
    origin2[0] = vicorigin[0] - attorigin[0];
    origin2[1] = vicorigin[1] - attorigin[1];
 
    new Float:largestnum = 0.0;
 
    if(floatabs(origin2[0])>largestnum) largestnum = floatabs(origin2[0]);
    if(floatabs(origin2[1])>largestnum) largestnum = floatabs(origin2[1]);
 
    origin2[0] /= largestnum;
    origin2[1] /= largestnum;
 
    velocity[0] = ( origin2[0] * (get_pcvar_float(cvar_knock) * 3000) ) / get_entity_distance(victim , attacker);
    velocity[1] = ( origin2[1] * (get_pcvar_float(cvar_knock) * 3000) ) / get_entity_distance(victim , attacker);
    if(velocity[0] <= 20.0 || velocity[1] <= 20.0)
        velocity[2] = random_float(200.0 , 275.0);
 
    return 1;
}
public plugin_precache()
{
    engfunc(EngFunc_PrecacheModel, KNIFE_MDL);
} 


It's a bug when someone buyed a knife and he drop the he and he quickly has changed the knife and dmg are 5k... But when you changed a gun the dmg are 458... Help me