public bool:wS_GetLookPos_Filter(ent, mask, any:attacker)
{  
  return attacker != ent;  
}

wS_GetLookPos(attacker, Float:wS_Pos[3])
{  
  decl Float:EyePosition[3], Float:EyeAngles[3], Handle:h_trace;  
  GetClientEyePosition(attacker, EyePosition);  
  GetClientEyeAngles(attacker, EyeAngles);  
  h_trace = TR_TraceRayFilterEx(EyePosition, EyeAngles, MASK_SOLID, RayType_Infinite, wS_GetLookPos_Filter, attacker);  
  TR_GetEndPosition(wS_Pos, h_trace);  
  CloseHandle(h_trace);  
}