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(svn r13217) -Fix: old AI was building small airports in years when they were not available in original game, causing small planes and helis everywhere

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smatz 2008-05-23 00:28:13 +00:00
parent a1bf80933d
commit 2d14e889b2
1 changed files with 21 additions and 5 deletions
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26
src/ai/default/default.cpp
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@ -3438,12 +3438,28 @@ static bool AiCheckAirportResources(TileIndex tile, const AiDefaultBlockData *p,
static int AiFindBestDefaultAirportBlock(TileIndex tile, byte cargo, byte heli, CommandCost *cost)
{
const AiDefaultBlockData *p;
uint i;
for (i = 0; (p = _airport_default_block_data[i]) != NULL; i++) {
// If we are doing a helicopter service, avoid building
// airports where they can't land.
if (heli && !(GetAirport(p->attr)->flags & AirportFTAClass::HELICOPTERS)) continue;
bool no_small = false;
if (!heli) {
/* do not build small airport if we have large available and we are not building heli route */
uint valid = GetValidAirports();
for (uint i = 0; (p = _airport_default_block_data[i]) != NULL; i++) {
if (HasBit(valid, p->attr) && !(GetAirport(p->attr)->flags & AirportFTAClass::SHORT_STRIP)) {
no_small = true;
break;
}
}
}
for (uint i = 0; (p = _airport_default_block_data[i]) != NULL; i++) {
uint flags = GetAirport(p->attr)->flags;
/* If we are doing a helicopter service, avoid building airports where they can't land */
if (heli && !(flags & AirportFTAClass::HELICOPTERS)) continue;
/* Similiar with aircraft ... */
if (!heli && !(flags & AirportFTAClass::AIRPLANES)) continue;
/* Do not build small airport if we prefer large */
if (no_small && (flags & AirportFTAClass::SHORT_STRIP)) continue;
*cost = AiDoBuildDefaultAirportBlock(tile, p, 0);
if (CmdSucceeded(*cost) && AiCheckAirportResources(tile, p, cargo))