proxdetector

stock ProxDetector(playerid, Float:max_range, color, const string[], Float:max_ratio = 1.6)
{
  new
      Float:pos_x,
      Float:pos_y,
      Float:pos_z,
      Float:range,
      Float:range_ratio,
      Float:range_with_ratio,
      clr_r, clr_g, clr_b,
      Float:color_r, Float:color_g, Float:color_b;

  if (!GetPlayerPos(playerid, pos_x, pos_y, pos_z)) {
      return 0;
  }

  color_r = float(color >> 24 & 0xFF);
  color_g = float(color >> 16 & 0xFF);
  color_b = float(color >> 8 & 0xFF);
  range_with_ratio = max_range * max_ratio;

#if defined foreach
  foreach (new i : Player) {
#else
  for (new i = GetPlayerPoolSize(); i != -1; i--) {
#endif
      if (!IsPlayerStreamedIn(i, playerid)) {
        continue;
      }

      range = GetPlayerDistanceFromPoint(i, pos_x, pos_y, pos_z);
      if (range > max_range) {
        continue;
      }

      range_ratio = (range_with_ratio - range) / range_with_ratio;
      clr_r = floatround(range_ratio * color_r);
      clr_g = floatround(range_ratio * color_g);
      clr_b = floatround(range_ratio * color_b);

      SendClientMessage(i, (color & 0xFF) | (clr_b << 8) | (clr_g << 16) | (clr_r << 24), string);
  }

  SendClientMessage(playerid, color, string);
  return 1;
}

return Y_HOOKS_CONTINUE_RETURN_1;

return 1;