#pragma semicolon 1
#include <sdktools>
public Plugin:myinfo =
{
name = "SM ZR KnockBack",
author = "Franc1sco steam: franug",
description = "A knockback based in ZR",
version = "v1.0",
url = "http://servers-cfg.foroactivo.com/"
};
public OnPluginStart()
{
HookEvent("player_hurt", OnPlayerHurt);
}
public Action:OnPlayerHurt(Handle:event, const String:name[], bool:dontBroadcast)
{
new client = GetClientOfUserId(GetEventInt(event, "userid"));
new attacker = GetClientOfUserId(GetEventInt(event, "attacker"));
if(!IsValidClient(attacker) || GetClientTeam(attacker) == GetClientTeam(client)) return;
new Float:clientloc[3];
GetClientAbsOrigin(client, clientloc);
// Get attackers eye position.
new Float:attackerloc[3];
GetClientEyePosition(attacker, attackerloc);
// Get attackers eye angles.
new Float:attackerang[3];
GetClientEyeAngles(attacker, attackerang);
// Calculate knockback end-vector.
TR_TraceRayFilter(attackerloc, attackerang, MASK_ALL, RayType_Infinite, KnockbackTRFilter);
TR_GetEndPosition(clientloc);
// Apply knockback.
KnockbackSetVelocity(client, attackerloc, clientloc, GetEventInt(event, "dmg_health") * 6.0);
}
KnockbackSetVelocity(client, const Float:startpoint[3], const Float:endpoint[3], Float:magnitude)
{
// Create vector from the given starting and ending points.
new Float:vector[3];
MakeVectorFromPoints(startpoint, endpoint, vector);
// Normalize the vector(equal magnitude at varying distances).
NormalizeVector(vector, vector);
// Apply the magnitude by scaling the vector(multiplying each of its components).
ScaleVector(vector, magnitude);
TeleportEntity(client, NULL_VECTOR, NULL_VECTOR, vector);
}
public bool:KnockbackTRFilter(entity, contentsMask)
{
return !(0 < entity <= MaxClients);
}
public IsValidClient( client )
{
return 0 < client <= MaxClients && !IsClientInGame(client);
}
