[1xAero]

PHP Code:

#include <amxmodx>
#include <fakemeta>
#include <hamsandwich>
#include <cromchat>

#define PLUGIN "Long Jump"
#define VERSION "1.0"
#define AUTHOR "Alex Winchester"
    
new bool:g_hasLongJump[33]
new Float:g_last_LongJump_time[33]
new g_LongJump_force, g_LongJump_height, g_LongJump_cooldown

public plugin_init()
{
   register_plugin(PLUGIN, VERSION, AUTHOR)
   
   RegisterHam(Ham_Spawn, "player", "Player_Spawn", 1)
   
   g_LongJump_force = register_cvar("lj_longjump_force", "550")
   g_LongJump_height = register_cvar("lj_longjump_height", "255")
   g_LongJump_cooldown = register_cvar("lj_longjump_cooldown", "5.0")
   
   register_forward(FM_PlayerPreThink, "fw_PlayerPreThink")
   register_event("DeathMsg", "death", "a")
   register_event("HLTV", "event_round_start", "a", "1=0", "2=0")
   CC_SetPrefix("&x07[LJ]")
}

// Reset on disconnection
public client_disconnected(id)
{
   g_hasLongJump[id] = false
}

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

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

public Player_Spawn(id)
{
   if (is_user_alive(id))
   {
      g_hasLongJump[id] = true
      CC_SendMessage(id, "&x01You have recieved a Jump Pack. To use it, press duck and jump while moving forward.")
   }
}   
  
public fw_PlayerPreThink(id)
{
   if (!is_user_alive(id))
      return FMRES_IGNORED
   
   if (allow_LongJump(id))
   {
      static Float:velocity[3]
      velocity_by_aim(id, get_pcvar_num(g_LongJump_force), velocity)
      
      velocity[2] = get_pcvar_float(g_LongJump_height)
      
      set_pev(id, pev_velocity, velocity)
      
      g_last_LongJump_time[id] = get_gametime()
   }
   
   return FMRES_IGNORED
}

// Check if the player can longjump
public bool: allow_LongJump(id)
{
   if (!g_hasLongJump[id])
      return false;
   
   if (!(pev(id, pev_flags) & FL_ONGROUND) || fm_get_speed(id) < 80)
      return false;
   
   static buttons
   buttons = pev(id, pev_button)
   
   if (!is_user_bot(id) && (!(buttons & IN_JUMP) || !(buttons & IN_DUCK)))
      return false;
      
   static Float:cooldown
   cooldown = get_pcvar_float(g_LongJump_cooldown)
   
   if (get_gametime() - g_last_LongJump_time[id] < cooldown)
   {
       CC_SendMessage(id, "&x01Please wait &x07%i &x01seconds to do &x07leap &x01again!")
       return false;
   }
    
   if(g_last_LongJump_time[id] == cooldown)
   {
       CC_SendMessage(id, "&x01Now you can do &x07leap &x01again!")
   }
   
   return true;
}

// Get entity's speed (from fakemeta_util)
stock fm_get_speed(entity)
{
   static Float:velocity[3]
   pev(entity, pev_velocity, velocity)
   
   return floatround(vector_length(velocity));
}