CNavArea::DrawAreaConnection

/* CNavArea::DrawAreaConnection(CNavArea*, NavDirType, int, int) const */

void __thiscall
CNavArea::DrawAreaConnection(CNavArea *this,CNavArea *param_1,uint param_3,int param_4,int param_5)

{
  float fVar1;
  float fVar2;
  char cVar3;
  undefined4 uVar4;
  longdouble lVar5;
  undefined1 local_50 [4];
  float local_4c;
  float local_48;
  float local_44;
  float local_40;
  float local_3c;
  float local_38;
  float local_34;
  float local_30;
  undefined4 local_2c;
  Vector local_28 [24];
  
  ComputePortal(this,param_1,param_3,&local_34,local_50);
  if (param_3 == 1) {
    local_4c = local_34 - 5.0;
    local_40 = local_34 + 5.0;
    local_48 = local_30;
    local_44 = (float)local_2c;
    local_38 = (float)local_2c;
    local_3c = local_30;
  }
  else if ((int)param_3 < 2) {
    if (param_3 == 0) {
      local_48 = local_30 + 5.0;
      local_3c = local_30 - 5.0;
      local_4c = local_34;
      local_44 = (float)local_2c;
      local_38 = (float)local_2c;
      local_40 = local_34;
    }
  }
  else if (param_3 == 2) {
    local_48 = local_30 - 5.0;
    local_44 = (float)local_2c;
    local_3c = local_30 + 5.0;
    local_4c = local_34;
    local_40 = local_34;
    local_38 = local_44;
  }
  else if (param_3 == 3) {
    local_4c = local_34 + 5.0;
    local_40 = local_34 - 5.0;
    local_48 = local_30;
    local_44 = (float)local_2c;
    local_38 = (float)local_2c;
    local_3c = local_30;
  }
  fVar2 = local_3c;
  fVar1 = local_40;
  lVar5 = (longdouble)GetZ(this,local_4c,local_48);
  local_44 = (float)lVar5;
  lVar5 = (longdouble)GetZ(param_1,fVar1,fVar2);
  local_38 = (float)lVar5;
  GetClosestPointOnArea(param_1,(Vector *)&local_40,local_28);
  uVar4 = 0;
  if (param_3 < 4) {
    uVar4 = (&CSWTCH_1821)[param_3];
  }
  cVar3 = IsConnected(param_1,this,uVar4);
  if (cVar3 != '\0') {
    param_4 = param_5;
  }
  if (-1 < param_4) {
    NavDrawLine(&local_4c,local_28,param_4);
  }
  return;
}