/**
** Check what must be built / trained.
*/
static void AiCheckingWork()
{
// Supply has the highest priority
if (AiPlayer->NeedSupply) {
if (AiPlayer->UnitTypeBuilt.empty() || AiPlayer->UnitTypeBuilt[0].Type->Stats[AiPlayer->Player->Index].Variables[SUPPLY_INDEX].Value == 0) {
AiPlayer->NeedSupply = false;
AiRequestSupply();
}
}
// Look to the build requests, what can be done.
const int sz = AiPlayer->UnitTypeBuilt.size();
for (int i = 0; i < sz; ++i) {
AiBuildQueue &queue = AiPlayer->UnitTypeBuilt[AiPlayer->UnitTypeBuilt.size() - sz + i];
CUnitType &type = *queue.Type;
bool new_supply = false;
// FIXME: must check if requirements are fulfilled.
// Buildings can be destroyed.
// Check if we have enough food.
if (type.Stats[AiPlayer->Player->Index].Variables[DEMAND_INDEX].Value && !AiCheckSupply(*AiPlayer, type)) {
AiPlayer->NeedSupply = true;
new_supply = true;
}
// Check limits, AI should be broken if reached.
if (queue.Want > queue.Made && AiPlayer->Player->CheckLimits(type) < 0) {
continue;
}
// Check if resources available.
const int c = AiCheckUnitTypeCosts(type);
if (c) {
AiPlayer->NeededMask |= c;
// NOTE: we can continue and build things with lesser
// resource or other resource need!
continue;
} else if (queue.Want > queue.Made && queue.Wait <= GameCycle) {
if (AiMakeUnit(type, queue.Pos)) {
// AiRequestSupply can change UnitTypeBuilt so recalculate queue
AiBuildQueue &queue2 = AiPlayer->UnitTypeBuilt[AiPlayer->UnitTypeBuilt.size() - sz + i];
++queue2.Made;
queue2.Wait = 0;
} else if (queue.Type->Building) {
// Finding a building place is costly, don't try again for a while
if (queue.Wait == 0) {
queue.Wait = GameCycle + 150;
} else {
queue.Wait = GameCycle + 450;
}
}
}
if (new_supply) {
// trigger this last, because it may re-arrange the queue and invalidate our queue item
AiRequestSupply();
}
}
}
/**
** Entry point of resource manager, periodically called.
*/
void AiResourceManager()
{
//
// Check if something needs to be build / trained.
//
AiCheckingWork();
//
// Look if we can build a farm in advance.
//
if (!AiPlayer->NeedSupply && AiPlayer->Player->Supply == AiPlayer->Player->Demand) {
AiRequestSupply();
}
//
// Collect resources.
//
if ((GameCycle / CYCLES_PER_SECOND) % COLLECT_RESOURCES_INTERVAL ==
(unsigned long)AiPlayer->Player->Index % COLLECT_RESOURCES_INTERVAL) {
AiCollectResources();
}
//
// Check repair.
//
AiCheckRepair();
AiPlayer->NeededMask = 0;
}
