/**
** Check if we can build the building.
**
** @param type Unit that can build the building.
** @param building Building to be build.
**
** @return True if made, false if can't be made.
**
** @note We must check if the dependencies are fulfilled.
*/
static int AiBuildBuilding(const CUnitType &type, CUnitType &building, int near_x, int near_y)
{
CUnit *table[UnitMax];
int num = 0;
//
// Remove all workers on the way building something
//
const int nunits = FindPlayerUnitsByType(AiPlayer->Player, type, table);
for (int i = 0; i < nunits; ++i) {
CUnit& unit = *table[i];
int j;
for (j = 0; j < unit.OrderCount; ++j) {
int action = unit.Orders[j]->Action;
if (action == UnitActionBuild ||
action == UnitActionRepair ||
action == UnitActionReturnGoods ||
(action == UnitActionResource &&
unit.SubAction > 55) /* SUB_START_GATHERING */) {
break;
}
}
if (j == unit.OrderCount) {
table[num++] = &unit;
}
}
if (num == 0) {
// No workers available to build
return 0;
}
CUnit& unit = (num == 1) ? *table[0] : *table[SyncRand() % num];
Vec2i pos;
// Find a place to build.
if (AiFindBuildingPlace(unit, building, near_x, near_y, &pos)) {
CommandBuildBuilding(unit, pos, building, FlushCommands);
return 1;
} else {
//when first worker can't build then rest also won't be able (save CPU)
if (near_x != -1 && near_y != -1) {
//Crush CPU !!!!!
for (int i = 0; i < num && table[i] != &unit; ++i) {
// Find a place to build.
if (AiFindBuildingPlace(*table[i], building, near_x, near_y, &pos)) {
CommandBuildBuilding(*table[i], pos, building, FlushCommands);
return 1;
}
}
}
}
return 0;
}
/**
** Send command: Unit builds building at position.
**
** @param unit pointer to unit.
** @param pos map tile position of construction.
** @param what pointer to unit-type of the building.
** @param flush Flag flush all pending commands.
*/
void SendCommandBuildBuilding(CUnit &unit, const Vec2i &pos, CUnitType &what, int flush)
{
if (!IsNetworkGame()) {
CommandLog("build", &unit, flush, pos.x, pos.y, NoUnitP, what.Ident.c_str(), -1);
CommandBuildBuilding(unit, pos, what, flush);
} else {
NetworkSendCommand(MessageCommandBuild, unit, pos.x, pos.y, NoUnitP, &what, flush);
}
}
/**
** Check if we can build the building.
**
** @param type Unit that can build the building.
** @param building Building to be build.
**
** @return True if made, false if can't be made.
**
** @note We must check if the dependencies are fulfilled.
*/
static int AiBuildBuilding(const CUnitType &type, CUnitType &building, const Vec2i &nearPos)
{
std::vector<CUnit *> table;
FindPlayerUnitsByType(*AiPlayer->Player, type, table);
int num = 0;
// Remove all workers on the way building something
for (size_t i = 0; i != table.size(); ++i) {
CUnit &unit = *table[i];
if (IsAlreadyWorking(unit) == false) {
table[num++] = &unit;
}
}
if (num == 0) {
// No workers available to build
return 0;
}
CUnit &unit = (num == 1) ? *table[0] : *table[SyncRand() % num];
Vec2i pos;
// Find a place to build.
if (AiFindBuildingPlace(unit, building, nearPos, &pos)) {
CommandBuildBuilding(unit, pos, building, FlushCommands);
return 1;
} else {
//when first worker can't build then rest also won't be able (save CPU)
if (Map.Info.IsPointOnMap(nearPos)) {
//Crush CPU !!!!!
for (int i = 0; i < num && table[i] != &unit; ++i) {
// Find a place to build.
if (AiFindBuildingPlace(*table[i], building, nearPos, &pos)) {
CommandBuildBuilding(*table[i], pos, building, FlushCommands);
return 1;
}
}
}
}
return 0;
}
/**
** Execute a command (from network).
**
** @param msgnr Network message type
** @param unum Unit number (slot) that receive the command.
** @param x optional X map position.
** @param y optional y map position.
** @param dstnr optional destination unit.
*/
void ExecCommand(unsigned char msgnr, UnitRef unum,
unsigned short x, unsigned short y, UnitRef dstnr)
{
CUnit &unit = UnitManager.GetSlotUnit(unum);
const Vec2i pos(x, y);
const int arg1 = x;
const int arg2 = y;
//
// Check if unit is already killed?
//
if (unit.Destroyed) {
DebugPrint(" destroyed unit skipping %d\n" _C_ UnitNumber(unit));
return;
}
Assert(unit.Type);
const int status = (msgnr & 0x80) >> 7;
// Note: destroyed destination unit is handled by the action routines.
switch (msgnr & 0x7F) {
case MessageSync:
return;
case MessageQuit:
return;
case MessageChat:
return;
case MessageCommandStop:
CommandLog("stop", &unit, FlushCommands, -1, -1, NoUnitP, NULL, -1);
CommandStopUnit(unit);
break;
case MessageCommandStand:
CommandLog("stand-ground", &unit, status, -1, -1, NoUnitP, NULL, -1);
CommandStandGround(unit, status);
break;
case MessageCommandDefend: {
if (dstnr != (unsigned short)0xFFFF) {
CUnit &dest = UnitManager.GetSlotUnit(dstnr);
Assert(dest.Type);
CommandLog("defend", &unit, status, -1, -1, &dest, NULL, -1);
CommandDefend(unit, dest, status);
}
break;
}
case MessageCommandFollow: {
if (dstnr != (unsigned short)0xFFFF) {
CUnit &dest = UnitManager.GetSlotUnit(dstnr);
Assert(dest.Type);
CommandLog("follow", &unit, status, -1, -1, &dest, NULL, -1);
CommandFollow(unit, dest, status);
}
break;
}
case MessageCommandMove:
//Wyrmgus start
// CommandLog("move", &unit, status, pos.x, pos.y, NoUnitP, NULL, -1);
// CommandMove(unit, pos, status);
if (!unit.CanMove()) { //FIXME: find better way to identify whether the unit should move or set a rally point
CommandLog("rally-point", &unit, status, pos.x, pos.y, NoUnitP, NULL, -1);
CommandRallyPoint(unit, pos);
} else {
CommandLog("move", &unit, status, pos.x, pos.y, NoUnitP, NULL, -1);
CommandMove(unit, pos, status);
}
//Wyrmgus end
break;
//Wyrmgus start
case MessageCommandPickUp: {
if (dstnr != (unsigned short)0xFFFF) {
CUnit &dest = UnitManager.GetSlotUnit(dstnr);
Assert(dest.Type);
CommandLog("pick-up", &unit, status, -1, -1, &dest, NULL, -1);
CommandPickUp(unit, dest, status);
}
break;
}
//Wyrmgus end
case MessageCommandRepair: {
CUnit *dest = NoUnitP;
if (dstnr != (unsigned short)0xFFFF) {
dest = &UnitManager.GetSlotUnit(dstnr);
Assert(dest && dest->Type);
}
CommandLog("repair", &unit, status, pos.x, pos.y, dest, NULL, -1);
CommandRepair(unit, pos, dest, status);
break;
}
case MessageCommandAutoRepair:
CommandLog("auto-repair", &unit, status, arg1, arg2, NoUnitP, NULL, 0);
CommandAutoRepair(unit, arg1);
break;
case MessageCommandAttack: {
CUnit *dest = NoUnitP;
if (dstnr != (unsigned short)0xFFFF) {
dest = &UnitManager.GetSlotUnit(dstnr);
Assert(dest && dest->Type);
}
CommandLog("attack", &unit, status, pos.x, pos.y, dest, NULL, -1);
CommandAttack(unit, pos, dest, status);
break;
}
case MessageCommandGround:
CommandLog("attack-ground", &unit, status, pos.x, pos.y, NoUnitP, NULL, -1);
CommandAttackGround(unit, pos, status);
break;
//Wyrmgus start
case MessageCommandUse: {
if (dstnr != (unsigned short)0xFFFF) {
CUnit &dest = UnitManager.GetSlotUnit(dstnr);
Assert(dest.Type);
CommandLog("use", &unit, status, -1, -1, &dest, NULL, -1);
CommandUse(unit, dest, status);
}
break;
}
//Wyrmgus end
case MessageCommandPatrol:
CommandLog("patrol", &unit, status, pos.x, pos.y, NoUnitP, NULL, -1);
CommandPatrolUnit(unit, pos, status);
break;
case MessageCommandBoard: {
if (dstnr != (unsigned short)0xFFFF) {
CUnit &dest = UnitManager.GetSlotUnit(dstnr);
Assert(dest.Type);
CommandLog("board", &unit, status, arg1, arg2, &dest, NULL, -1);
CommandBoard(unit, dest, status);
}
break;
}
case MessageCommandUnload: {
CUnit *dest = NULL;
if (dstnr != (unsigned short)0xFFFF) {
dest = &UnitManager.GetSlotUnit(dstnr);
Assert(dest && dest->Type);
}
CommandLog("unload", &unit, status, pos.x, pos.y, dest, NULL, -1);
CommandUnload(unit, pos, dest, status);
break;
}
case MessageCommandBuild:
CommandLog("build", &unit, status, pos.x, pos.y, NoUnitP, UnitTypes[dstnr]->Ident.c_str(), -1);
CommandBuildBuilding(unit, pos, *UnitTypes[dstnr], status);
break;
case MessageCommandDismiss:
CommandLog("dismiss", &unit, FlushCommands, -1, -1, NULL, NULL, -1);
CommandDismiss(unit);
break;
case MessageCommandResourceLoc:
CommandLog("resource-loc", &unit, status, pos.x, pos.y, NoUnitP, NULL, -1);
CommandResourceLoc(unit, pos, status);
break;
case MessageCommandResource: {
if (dstnr != (unsigned short)0xFFFF) {
CUnit &dest = UnitManager.GetSlotUnit(dstnr);
Assert(dest.Type);
CommandLog("resource", &unit, status, -1, -1, &dest, NULL, -1);
CommandResource(unit, dest, status);
}
break;
}
case MessageCommandReturn: {
CUnit *dest = (dstnr != (unsigned short)0xFFFF) ? &UnitManager.GetSlotUnit(dstnr) : NULL;
CommandLog("return", &unit, status, -1, -1, dest, NULL, -1);
CommandReturnGoods(unit, dest, status);
break;
}
case MessageCommandTrain:
//Wyrmgus start
// CommandLog("train", &unit, status, -1, -1, NoUnitP, UnitTypes[dstnr]->Ident.c_str(), -1);
// CommandTrainUnit(unit, *UnitTypes[dstnr], status);
CommandLog("train", &unit, status, -1, -1, NoUnitP, UnitTypes[dstnr]->Ident.c_str(), arg1); // use X as a way to mark the player
CommandTrainUnit(unit, *UnitTypes[dstnr], arg1, status);
//Wyrmgus end
break;
case MessageCommandCancelTrain:
// We need (short)x for the last slot -1
if (dstnr != (unsigned short)0xFFFF) {
CommandLog("cancel-train", &unit, FlushCommands, -1, -1, NoUnitP,
UnitTypes[dstnr]->Ident.c_str(), (short)x);
CommandCancelTraining(unit, (short)x, UnitTypes[dstnr]);
} else {
CommandLog("cancel-train", &unit, FlushCommands, -1, -1, NoUnitP, NULL, (short)x);
CommandCancelTraining(unit, (short)x, NULL);
}
break;
case MessageCommandUpgrade:
//Wyrmgus start
/*
CommandLog("upgrade-to", &unit, status, -1, -1, NoUnitP,
UnitTypes[dstnr]->Ident.c_str(), -1);
CommandUpgradeTo(unit, *UnitTypes[dstnr], status);
break;
*/
if (arg1 == 2) { //use X as a way to mark whether this is an upgrade or a transformation
CommandLog("transform-into", &unit, status, -1, -1, NoUnitP,
UnitTypes[dstnr]->Ident.c_str(), -1);
CommandTransformIntoType(unit, *UnitTypes[dstnr]);
} else {
CommandLog("upgrade-to", &unit, status, -1, -1, NoUnitP,
UnitTypes[dstnr]->Ident.c_str(), -1);
CommandUpgradeTo(unit, *UnitTypes[dstnr], status);
}
break;
//Wyrmgus end
case MessageCommandCancelUpgrade:
CommandLog("cancel-upgrade-to", &unit, FlushCommands, -1, -1, NoUnitP, NULL, -1);
CommandCancelUpgradeTo(unit);
break;
case MessageCommandResearch:
CommandLog("research", &unit, status, -1, -1, NoUnitP,
AllUpgrades[arg1]->Ident.c_str(), -1);
CommandResearch(unit, *AllUpgrades[arg1], status);
break;
case MessageCommandCancelResearch:
CommandLog("cancel-research", &unit, FlushCommands, -1, -1, NoUnitP, NULL, -1);
CommandCancelResearch(unit);
break;
//Wyrmgus start
case MessageCommandQuest: {
CommandLog("quest", &unit, 0, 0, 0, NoUnitP, Quests[arg1]->Ident.c_str(), -1);
CommandQuest(unit, Quests[arg1]);
break;
}
case MessageCommandBuy: {
if (dstnr != (unsigned short)0xFFFF) {
CUnit &dest = UnitManager.GetSlotUnit(dstnr);
Assert(dest.Type);
CommandLog("buy", &unit, 0, -1, -1, &dest, NULL, arg1);
CommandBuy(unit, &dest, arg1);
}
break;
}
//Wyrmgus end
default: {
int id = (msgnr & 0x7f) - MessageCommandSpellCast;
if (arg2 != (unsigned short)0xFFFF) {
CUnit *dest = NULL;
if (dstnr != (unsigned short)0xFFFF) {
dest = &UnitManager.GetSlotUnit(dstnr);
Assert(dest && dest->Type);
}
CommandLog("spell-cast", &unit, status, pos.x, pos.y, dest, NULL, id);
CommandSpellCast(unit, pos, dest, *SpellTypeTable[id], status);
} else {
CommandLog("auto-spell-cast", &unit, status, arg1, -1, NoUnitP, NULL, id);
CommandAutoSpellCast(unit, id, arg1);
}
break;
}
}
}
//Wyrmgus start
//static int AiAssignHarvesterFromUnit(CUnit &unit, int resource)
static int AiAssignHarvesterFromUnit(CUnit &unit, int resource, int resource_range)
//Wyrmgus end
{
// Try to find the nearest depot first.
CUnit *depot = FindDeposit(unit, 1000, resource);
// Find a resource to harvest from.
//Wyrmgus start
// CUnit *mine = UnitFindResource(unit, depot ? *depot : unit, 1000, resource, true);
CUnit *mine = UnitFindResource(unit, depot ? *depot : unit, resource_range, resource, true, NULL, false);
//Wyrmgus end
if (mine) {
//Wyrmgus start
// CommandResource(unit, *mine, FlushCommands);
// return 1;
if (mine->Type->BoolFlag[CANHARVEST_INDEX].value) {
CommandResource(unit, *mine, FlushCommands);
return 1;
} else { // if the resource isn't readily harvestable (but is a deposit), build a mine there
const int n = AiHelpers.Refinery[resource - 1].size();
for (int i = 0; i < n; ++i) {
CUnitType &type = *AiHelpers.Refinery[resource - 1][i];
if (CanBuildUnitType(&unit, type, mine->tilePos, 1, true, mine->MapLayer)) {
CommandBuildBuilding(unit, mine->tilePos, type, FlushCommands, mine->MapLayer);
return 1;
}
}
}
//Wyrmgus end
}
//Wyrmgus start
/*
int exploremask = 0;
for (size_t i = 0; i != UnitTypes.size(); ++i) {
const CUnitType *type = UnitTypes[i];
if (type && type->GivesResource == resource) {
switch (type->UnitType) {
case UnitTypeLand:
exploremask |= MapFieldLandUnit;
break;
case UnitTypeFly:
exploremask |= MapFieldAirUnit;
break;
//Wyrmgus start
case UnitTypeFlyLow:
exploremask |= MapFieldLandUnit;
break;
//Wyrmgus end
case UnitTypeNaval:
exploremask |= MapFieldSeaUnit;
break;
default:
Assert(0);
}
}
}
// Ask the AI to explore
AiExplore(unit.tilePos, exploremask);
*/
//Wyrmgus end
// Failed.
return 0;
}
