/**
** Enter the transporter.
**
** @param unit Pointer to unit.
*/
static void EnterTransporter(CUnit &unit, COrder_Board &order)
{
CUnit *transporter = order.GetGoal();
Assert(transporter != NULL);
if (!transporter->IsVisibleAsGoal(*unit.Player)) {
DebugPrint("Transporter gone\n");
return;
}
if (transporter->BoardCount < transporter->Type->MaxOnBoard) {
// Place the unit inside the transporter.
unit.Remove(transporter);
transporter->BoardCount++;
unit.Boarded = 1;
if (!unit.Player->AiEnabled) {
// Don't make anything funny after going out of the transporter.
CommandStopUnit(unit);
}
if (IsOnlySelected(*transporter)) {
SelectedUnitChanged();
}
return;
}
DebugPrint("No free slot in transporter\n");
}
/**
** Choose target on map area.
**
** @param source Unit which want to attack.
** @param x1 X position on map, tile-based.
** @param y1 Y position on map, tile-based.
** @param x2 X position on map, tile-based.
** @param y2 Y position on map, tile-based.
**
** @return Returns ideal target on map tile.
*/
CUnit *TargetOnMap(const CUnit *source, int x1, int y1, int x2, int y2)
{
CUnit *table[UnitMax];
CUnit *best = NoUnitP;
int n;
n = UnitCache.Select(x1, y1, x2, y2, table, UnitMax);
for (int i = 0; i < n; ++i) {
CUnit *unit = table[i];
if (!unit->IsVisibleAsGoal(source->Player)) {
continue;
}
if (x2 < unit->X || x1 >= unit->X + unit->Type->TileWidth ||
y2 < unit->Y || y1 >= unit->Y + unit->Type->TileHeight) {
continue;
}
if (!CanTarget(source->Type, unit->Type)) {
continue;
}
//
// Choose the best target.
//
if (!best || best->Type->Priority < unit->Type->Priority) {
best = unit;
}
}
return best;
}
/**
** Call when animation step is "attack"
*/
/* virtual */ void COrder_SpellCast::OnAnimationAttack(CUnit &unit)
{
CUnit *goal = GetGoal();
if (goal && !goal->IsVisibleAsGoal(*unit.Player)) {
unit.ReCast = 0;
} else {
unit.ReCast = SpellCast(unit, *this->Spell, goal, goalPos);
}
UnHideUnit(unit); // unit is invisible until attacks
}
/**
** Wait for transporter.
**
** @param unit Pointer to unit.
**
** @return True if ship arrived/present, False otherwise.
*/
static int WaitForTransporter(CUnit *unit)
{
CUnit *trans;
if (unit->Wait) {
unit->Wait--;
return 0;
}
trans = unit->Orders[0]->Goal;
if (!trans || !CanTransport(trans, unit)) {
// FIXME: destination destroyed??
unit->Wait = 6;
return 0;
}
if (!trans->IsVisibleAsGoal(unit->Player)) {
DebugPrint("Transporter Gone\n");
trans->RefsDecrease();
unit->Orders[0]->Goal = NoUnitP;
unit->Wait = 6;
return 0;
}
if (MapDistanceBetweenUnits(unit, trans) == 1) {
// enter transporter
return 1;
}
//
// FIXME: any enemies in range attack them, while waiting.
//
// n0b0dy: This means we have to search with a smaller range.
// It happens only when you reach the shore,and the transporter
// is not there. The unit searches with a big range, so it thinks
// it's there. This is why we reset the search. The transporter
// should be a lot closer now, so it's not as bad as it seems.
unit->SubAction = 0;
unit->Orders[0]->Range = 1;
// Uhh wait a bit.
unit->Wait = 10;
return 0;
}
/**
** Check for dead goal.
**
** @warning The caller must check, if he likes the restored SavedOrder!
**
** @todo If a unit enters an building, than the attack choose an
** other goal, perhaps it is better to wait for the goal?
**
** @param unit Unit using the goal.
**
** @return true if order have changed, false else.
*/
bool COrder_Attack::CheckForDeadGoal(CUnit &unit)
{
CUnit *goal = this->GetGoal();
// Position or valid target, it is ok.
if (!goal || goal->IsVisibleAsGoal(*unit.Player)) {
return false;
}
// Goal could be destroyed or unseen
// So, cannot use type.
this->goalPos = goal->tilePos;
this->MinRange = 0;
this->Range = 0;
this->ClearGoal();
// If we have a saved order continue this saved order.
if (unit.RestoreOrder()) {
return true;
}
return false;
}
/**
** Enter the transporter.
**
** @param unit Pointer to unit.
*/
static void EnterTransporter(CUnit *unit)
{
CUnit *transporter;
unit->ClearAction();
transporter = unit->Orders[0]->Goal;
if (!transporter->IsVisibleAsGoal(unit->Player)) {
DebugPrint("Transporter gone\n");
transporter->RefsDecrease();
unit->Orders[0]->Goal = NoUnitP;
return;
}
transporter->RefsDecrease();
unit->Orders[0]->Goal = NoUnitP;
//
// Place the unit inside the transporter.
//
if (transporter->BoardCount < transporter->Type->MaxOnBoard) {
unit->Remove(transporter);
transporter->BoardCount++;
unit->Boarded = 1;
if (!unit->Player->AiEnabled) {
// Don't make anything funny after going out of the transporter.
// FIXME: This is probably wrong, but it works for me (n0b0dy)
unit->OrderCount = 1;
unit->ClearAction();
}
if (IsOnlySelected(transporter)) {
SelectedUnitChanged();
}
return;
}
DebugPrint("No free slot in transporter\n");
}
/**
** Attack units in distance.
**
** If the unit can attack must be handled by caller.
** Choose the best target, that can be attacked.
**
** @param unit Find in distance for this unit.
** @param range Distance range to look.
**
** @return Unit to be attacked.
**
*/
CUnit *AttackUnitsInDistance(const CUnit *unit, int range)
{
CUnit *dest;
const CUnitType *type;
const CUnitType *dtype;
CUnit *table[UnitMax];
int x;
int y;
int n;
int i;
int d;
int attackrange;
int cost;
int best_cost;
const CPlayer *player;
CUnit *best_unit;
// if necessary, take possible damage on allied units into account...
if (unit->Type->Missile.Missile->Range > 1 &&
(range + unit->Type->Missile.Missile->Range < 15)) {
return FindRangeAttack(unit, range);
}
//
// Select all units in range.
//
x = unit->X;
y = unit->Y;
type = unit->Type;
n = UnitCache.Select(x - range, y - range, x + range + type->TileWidth,
y + range + type->TileHeight, table, UnitMax);
if (range > 25 && n > 9) {
referenceunit = unit;
qsort((void*)table, n, sizeof(CUnit*), &CompareUnitDistance);
}
best_unit = NoUnitP;
best_cost = INT_MAX;
player = unit->Player;
attackrange = unit->Stats->Variables[ATTACKRANGE_INDEX].Max;
//
// Find the best unit to attack
//
for (i = 0; i < n; ++i) {
dest = table[i];
if (!dest->IsVisibleAsGoal(unit->Player)) {
continue;
}
if (!player->IsEnemy(dest)) { // a friend or neutral
continue;
}
dtype = dest->Type;
if (!CanTarget(type, dtype)) { // can't be attacked.
continue;
}
//
// Calculate the costs to attack the unit.
// Unit with the smallest attack costs will be taken.
//
cost = 0;
//
// Priority 0-255
//
cost -= dtype->Priority * PRIORITY_FACTOR;
//
// Remaining HP (Health) 0-65535
//
cost += dest->Variable[HP_INDEX].Value * HEALTH_FACTOR;
//
// Unit in attack range?
//
d = MapDistanceBetweenUnits(unit, dest);
// Use Circle, not square :)
if (d > range) {
continue;
}
if (d <= attackrange && d >= type->MinAttackRange) {
cost += d * INRANGE_FACTOR;
cost -= INRANGE_BONUS;
} else {
cost += d * DISTANCE_FACTOR;
}
//
// Unit can attack back.
//
if (CanTarget(dtype, type)) {
cost -= CANATTACK_BONUS;
}
//
// Take this target?
//
if (cost < best_cost && (d <= attackrange ||
UnitReachable(unit, dest, attackrange))) {
best_unit = dest;
best_cost = cost;
}
}
return best_unit;
}
/**
** Attack units in distance, with large missile
**
** Choose the best target, that can be attacked. It takes into
** account allied unit which could be hit by the missile
**
** @param u Find in distance for this unit.
** @param range Distance range to look.
**
** @return Unit to be attacked.
**
** @note This could be improved, for better performance / better trade.
** @note Limited to attack range smaller than 16.
** @note Will be moved to unit_ai.c soon.
*/
static CUnit *FindRangeAttack(const CUnit *u, int range)
{
int x;
int y;
int n;
int cost;
int d;
int effective_hp;
int enemy_count;
int missile_range;
int attackrange;
int hp_damage_evaluate;
int good[32][32];
int bad[32][32];
CUnit *table[UnitMax];
CUnit *dest;
const CUnitType *dtype;
const CUnitType *type;
const CPlayer *player;
int xx;
int yy;
int best_cost;
int i;
int sbad;
int sgood;
CUnit *best;
type = u->Type;
player = u->Player;
// If catapult, count units near the target...
// FIXME : make it configurable
//
missile_range = type->Missile.Missile->Range + range - 1;
attackrange = u->Stats->Variables[ATTACKRANGE_INDEX].Max;
// Evaluation of possible damage...
hp_damage_evaluate = u->Stats->Variables[BASICDAMAGE_INDEX].Value
+ u->Stats->Variables[PIERCINGDAMAGE_INDEX].Value;
Assert(2 * missile_range + 1 < 32);
//
// If unit is removed, use containers x and y
if (u->Removed) {
x = u->Container->X;
y = u->Container->Y;
n = UnitCache.Select(x - missile_range, y - missile_range,
x + missile_range + u->Container->Type->TileWidth,
y + missile_range + u->Container->Type->TileHeight, table, UnitMax);
} else {
x = u->X;
y = u->Y;
n = UnitCache.Select(x - missile_range, y - missile_range,
x + missile_range + u->Type->TileWidth,
y + missile_range + u->Type->TileHeight, table, UnitMax);
}
if (!n) {
return NoUnitP;
}
for (y = 0; y < 2 * missile_range + 1; ++y) {
for (x = 0; x < 2 * missile_range + 1; ++x) {
good[y][x] = 0;
bad[y][x] = 0;
}
}
enemy_count = 0;
// FILL good/bad...
for (i = 0; i < n; ++i) {
dest = table[i];
dtype = dest->Type;
if (!dest->IsVisibleAsGoal(u->Player)) {
table[i] = 0;
continue;
}
// won't be a target...
if (!CanTarget(type, dtype)) { // can't be attacked.
table[i] = 0;
continue;
}
if (!player->IsEnemy(dest)) { // a friend or neutral
table[i] = 0;
// Calc a negative cost
// The gost is more important when the unit would be killed
// by our fire.
// It costs (is positive) if hp_damage_evaluate>dest->HP ...)
// FIXME : assume that PRIORITY_FACTOR>HEALTH_FACTOR
cost = HEALTH_FACTOR * (2 * hp_damage_evaluate - dest->Variable[HP_INDEX].Value) /
(dtype->TileWidth * dtype->TileWidth);
if (cost < 1) {
cost = 1;
}
cost = (-cost);
} else {
//
// Calculate the costs to attack the unit.
// Unit with the smallest attack costs will be taken.
//
cost = 0;
//
// Priority 0-255
//
cost += dtype->Priority * PRIORITY_FACTOR;
//
// Remaining HP (Health) 0-65535
//
// Give a boost to unit we can kill in one shoot only
//
// calculate HP which will remain in the enemy unit, after hit
//
effective_hp = (dest->Variable[HP_INDEX].Value - 2 * hp_damage_evaluate);
//
// Unit we won't kill are evaluated the same
//
if (effective_hp > 0) {
effective_hp = 0;
}
//
// Unit we are sure to kill are all evaluated the same (except PRIORITY)
//
if (effective_hp < -hp_damage_evaluate) {
effective_hp = -hp_damage_evaluate;
}
//
// Here, effective_hp vary from -hp_damage_evaluate (unit will be killed) to 0 (unit can't be killed)
// => we prefer killing rather than only hitting...
//
cost += -effective_hp * HEALTH_FACTOR;
//
// Unit can attack back.
//
if (CanTarget(dtype, type)) {
cost += CANATTACK_BONUS;
}
//
// the cost may be divided accros multiple cells
//
cost = cost / (dtype->TileWidth * dtype->TileWidth);
if (cost < 1) {
cost = 1;
}
//
// Removed Unit's are in bunkers
//
if (u->Removed) {
d = MapDistanceBetweenUnits(u->Container, dest);
} else {
d = MapDistanceBetweenUnits(u, dest);
}
if (d <= attackrange || (d <= range && UnitReachable(u, dest, attackrange))) {
++enemy_count;
} else {
table[i] = 0;
}
}
x = dest->X - u->X + missile_range + 1;
y = dest->Y - u->Y + missile_range + 1;
// Mark the good/bad array...
for (xx = 0; xx < dtype->TileWidth; ++xx) {
for (yy = 0; yy < dtype->TileWidth; ++yy) {
if ((x + xx < 0) || (y + yy < 0) ||
(x + xx >= 2 * missile_range + 1) ||
(y + yy >= 2 * missile_range + 1)) {
continue;
}
if (cost < 0) {
good[y + yy][x + xx] -= cost;
} else {
bad[y + yy][x + xx] += cost;
}
}
}
}
if (!enemy_count) {
return NoUnitP;
}
// Find the best area...
// The target which provide the best bad/good ratio is choosen...
best_cost = -1;
best = NoUnitP;
for (i = 0; i < n; ++i) {
if (!table[i]) {
continue;
}
dest = table[i];
dtype = dest->Type;
// put in x-y the real point which will be hit...
// (only meaningful when dtype->TileWidth > 1)
if (u->X < dest->X) {
x = dest->X;
} else if (u->X > dest->X + dtype->TileWidth - 1) {
x = dest->X + dtype->TileWidth - 1;
} else {
x = u->X;
}
if (u->Y < dest->Y) {
y = dest->Y;
} else if (u->Y > dest->Y + dtype->TileHeight - 1) {
y = dest->Y + dtype->TileHeight - 1;
} else {
y = u->Y;
}
// Make x,y relative to u->x...
x = x - u->X + missile_range + 1;
y = y - u->Y + missile_range + 1;
sbad = 0;
sgood = 0;
for (yy = -(type->Missile.Missile->Range - 1);
yy <= type->Missile.Missile->Range - 1; ++yy) {
for (xx = -(type->Missile.Missile->Range - 1);
xx <= type->Missile.Missile->Range - 1; ++xx) {
if ((x + xx < 0) || (y + yy < 0) ||
((x + xx) >= 2 * missile_range + 1) ||
((y + yy) >= 2 * missile_range + 1)) {
continue;
}
sbad += bad[y + yy][x + xx];
sgood += good[y + yy][x + xx];
if (!yy && !xx) {
sbad += bad[y + yy][x + xx];
sgood += good[y + yy][x + xx];
}
}
}
// don't consider small damages...
if (sgood < 20) {
sgood = 20;
}
cost = sbad / sgood;
if (cost > best_cost) {
best_cost = cost;
best = dest;
}
}
return best;
}
/**
** Unit repairs
**
** @param unit Unit, for that the attack is handled.
*/
void HandleActionRepair(CUnit *unit)
{
CUnit *goal;
int err;
switch (unit->SubAction) {
case 0:
NewResetPath(unit);
unit->SubAction = 1;
// FALL THROUGH
//
// Move near to target.
//
case 1:
// FIXME: RESET FIRST!! Why? We move first and than check if
// something is in sight.
err = DoActionMove(unit);
if (!unit->Anim.Unbreakable) {
//
// No goal: if meeting damaged building repair it.
//
goal = unit->Orders[0]->Goal;
//
// Target is dead, choose new one.
//
// Check if goal is correct unit.
if (goal) {
if (!goal->IsVisibleAsGoal(unit->Player)) {
DebugPrint("repair target gone.\n");
unit->Orders[0]->X = goal->X;
unit->Orders[0]->Y = goal->Y;
goal->RefsDecrease();
// FIXME: should I clear this here?
unit->Orders[0]->Goal = goal = NULL;
NewResetPath(unit);
}
} else if (unit->Player->AiEnabled) {
// Ai players workers should stop if target is killed
err = -1;
}
//
// Have reached target? FIXME: could use return value
//
if (goal && MapDistanceBetweenUnits(unit, goal) <= unit->Type->RepairRange &&
goal->Variable[HP_INDEX].Value < goal->Variable[HP_INDEX].Max) {
unit->State = 0;
unit->SubAction = 2;
unit->Data.Repair.Cycles = 0;
UnitHeadingFromDeltaXY(unit,
goal->X + (goal->Type->TileWidth - 1) / 2 - unit->X,
goal->Y + (goal->Type->TileHeight - 1) / 2 - unit->Y);
} else if (err < 0) {
if (goal) { // release reference
goal->RefsDecrease();
unit->Orders[0]->Goal = NoUnitP;
}
unit->Orders[0]->Action = UnitActionStill;
unit->State = unit->SubAction = 0;
if (unit->Selected) { // update display for new action
SelectedUnitChanged();
}
return;
}
// FIXME: Should be it already?
Assert(unit->Orders[0]->Action == UnitActionRepair);
}
break;
//
// Repair the target.
//
case 2:
AnimateActionRepair(unit);
unit->Data.Repair.Cycles++;
if (!unit->Anim.Unbreakable) {
goal = unit->Orders[0]->Goal;
//
// Target is dead, choose new one.
//
// Check if goal is correct unit.
// FIXME: should I do a function for this?
if (goal) {
if (!goal->IsVisibleAsGoal(unit->Player)) {
DebugPrint("repair goal is gone\n");
unit->Orders[0]->X = goal->X;
unit->Orders[0]->Y = goal->Y;
goal->RefsDecrease();
// FIXME: should I clear this here?
unit->Orders[0]->Goal = goal = NULL;
NewResetPath(unit);
}
}
if (goal && MapDistanceBetweenUnits(unit, goal) <= unit->Type->RepairRange) {
RepairUnit(unit, goal);
goal = unit->Orders[0]->Goal;
} else if (goal && MapDistanceBetweenUnits(unit, goal) > unit->Type->RepairRange) {
// If goal has move, chase after it
unit->State = 0;
unit->SubAction = 0;
}
//
// Target is fine, choose new one.
//
if (!goal || goal->Variable[HP_INDEX].Value >= goal->Variable[HP_INDEX].Max) {
if (goal) { // release reference
goal->RefsDecrease();
unit->Orders[0]->Goal = NULL;
}
unit->Orders[0]->Action = UnitActionStill;
unit->SubAction = unit->State = 0;
if (unit->Selected) { // update display for new action
SelectedUnitChanged();
}
return;
}
// FIXME: automatic repair
}
break;
}
}
/* virtual */ void COrder_SpellCast::Execute(CUnit &unit)
{
COrder_SpellCast &order = *this;
if (unit.Wait) {
unit.Wait--;
return ;
}
const SpellType &spell = order.GetSpell();
switch (this->State) {
case 0:
// Check if we can cast the spell.
if (!CanCastSpell(unit, spell, order.GetGoal(), order.goalPos)) {
// Notify player about this problem
if (unit.Variable[MANA_INDEX].Value < spell.ManaCost) {
unit.Player->Notify(NotifyYellow, unit.tilePos,
_("%s: not enough mana for spell: %s"),
unit.Type->Name.c_str(), spell.Name.c_str());
} else {
unit.Player->Notify(NotifyYellow, unit.tilePos,
_("%s: can't cast spell: %s"),
unit.Type->Name.c_str(), spell.Name.c_str());
}
if (unit.Player->AiEnabled) {
DebugPrint("FIXME: do we need an AI callback?\n");
}
this->Finished = true;
return ;
}
if (CheckForDeadGoal(unit)) {
return;
}
// FIXME FIXME FIXME: Check if already in range and skip straight to 2(casting)
unit.ReCast = 0; // repeat spell on next pass? (defaults to `no')
this->State = 1;
// FALL THROUGH
case 1: // Move to the target.
if (spell.Range && spell.Range != INFINITE_RANGE) {
if (SpellMoveToTarget(unit) == true) {
this->Finished = true;
return ;
}
return ;
} else {
this->State = 2;
}
// FALL THROUGH
case 2: // Cast spell on the target.
if (!spell.IsCasterOnly()) {
AnimateActionSpellCast(unit, *this);
if (unit.Anim.Unbreakable) {
return ;
}
} else {
// FIXME: what todo, if unit/goal is removed?
CUnit *goal = order.GetGoal();
if (goal && goal != &unit && !goal->IsVisibleAsGoal(*unit.Player)) {
unit.ReCast = 0;
} else {
unit.ReCast = SpellCast(unit, spell, goal, order.goalPos);
}
}
// Target is dead ? Change order ?
if (CheckForDeadGoal(unit)) {
return;
}
// Check, if goal has moved (for ReCast)
if (unit.ReCast && order.GetGoal() && unit.MapDistanceTo(*order.GetGoal()) > this->Range) {
this->State = 0;
return;
}
if (!unit.ReCast && unit.CurrentAction() != UnitActionDie) {
this->Finished = true;
return ;
}
break;
default:
this->State = 0; // Reset path, than move to target
break;
}
}
/* virtual */ void COrder_Defend::Execute(CUnit &unit)
{
if (unit.Wait) {
if (!unit.Waiting) {
unit.Waiting = 1;
unit.WaitBackup = unit.Anim;
}
//Wyrmgus start
// UnitShowAnimation(unit, unit.Type->Animations->Still);
VariationInfo *varinfo = unit.Type->VarInfo[unit.Variation];
if (varinfo && varinfo->Animations && varinfo->Animations->Still) {
UnitShowAnimation(unit, varinfo->Animations->Still);
} else {
UnitShowAnimation(unit, unit.Type->Animations->Still);
}
//Wyrmgus end
unit.Wait--;
return;
}
if (unit.Waiting) {
unit.Anim = unit.WaitBackup;
unit.Waiting = 0;
}
CUnit *goal = this->GetGoal();
if (this->State == State_Init) {
if (!goal || !goal->IsVisibleAsGoal(*unit.Player)) {
this->Finished = true;
return;
}
this->State = State_MovingToTarget;
} else if (this->State == State_Defending) {
if (!goal || !goal->IsVisibleAsGoal(*unit.Player)) {
this->Finished = true;
return;
}
}
if (!unit.Anim.Unbreakable) {
if (AutoCast(unit) || AutoAttack(unit) || AutoRepair(unit)) {
return;
}
}
switch (DoActionMove(unit)) {
case PF_UNREACHABLE:
// Some tries to reach the goal
this->Range++;
break;
case PF_REACHED: {
if (!goal || !goal->IsVisibleAsGoal(*unit.Player)) { // goal has died
this->Finished = true;
return;
}
// Now defend the goal
this->goalPos = goal->tilePos;
this->State = State_Defending;
}
default:
break;
}
// Target destroyed?
if (goal && !goal->IsVisibleAsGoal(*unit.Player)) {
DebugPrint("Goal gone\n");
this->goalPos = goal->tilePos + goal->Type->GetHalfTileSize();
this->ClearGoal();
goal = NULL;
if (this->State == State_Defending) {
this->Finished = true;
return;
}
}
}
/* virtual */ void COrder_Defend::Execute(CUnit &unit)
{
if (unit.Wait) {
if (!unit.Waiting) {
unit.Waiting = 1;
unit.WaitBackup = unit.Anim;
}
//Wyrmgus start
// UnitShowAnimation(unit, unit.Type->Animations->Still);
UnitShowAnimation(unit, unit.GetAnimations()->Still);
//Wyrmgus end
unit.Wait--;
return;
}
if (unit.Waiting) {
unit.Anim = unit.WaitBackup;
unit.Waiting = 0;
}
CUnit *goal = this->GetGoal();
if (this->State == State_Init) {
if (!goal || !goal->IsVisibleAsGoal(*unit.Player)) {
this->Finished = true;
return;
}
this->State = State_MovingToTarget;
} else if (this->State == State_Defending) {
if (!goal || !goal->IsVisibleAsGoal(*unit.Player)) {
this->Finished = true;
return;
}
}
if (!unit.Anim.Unbreakable) {
if (AutoCast(unit) || AutoAttack(unit) || AutoRepair(unit)) {
return;
}
}
switch (DoActionMove(unit)) {
case PF_UNREACHABLE:
//Wyrmgus start
//if is unreachable and is on a raft, see if the raft can move closer to the enemy
if ((Map.Field(unit.tilePos)->Flags & MapFieldBridge) && !unit.Type->BoolFlag[BRIDGE_INDEX].value && unit.Type->UnitType == UnitTypeLand) {
std::vector<CUnit *> table;
Select(unit.tilePos, unit.tilePos, table);
for (size_t i = 0; i != table.size(); ++i) {
if (!table[i]->Removed && table[i]->Type->BoolFlag[BRIDGE_INDEX].value && table[i]->CanMove()) {
if (table[i]->CurrentAction() == UnitActionStill) {
CommandStopUnit(*table[i]);
CommandMove(*table[i], this->HasGoal() ? this->GetGoal()->tilePos : this->goalPos, FlushCommands);
}
return;
}
}
}
//Wyrmgus end
// Some tries to reach the goal
this->Range++;
break;
case PF_REACHED: {
if (!goal || !goal->IsVisibleAsGoal(*unit.Player)) { // goal has died
this->Finished = true;
return;
}
// Now defend the goal
this->goalPos = goal->tilePos;
this->State = State_Defending;
}
default:
break;
}
// Target destroyed?
if (goal && !goal->IsVisibleAsGoal(*unit.Player)) {
DebugPrint("Goal gone\n");
this->goalPos = goal->tilePos + goal->Type->GetHalfTileSize();
this->ClearGoal();
goal = NULL;
if (this->State == State_Defending) {
this->Finished = true;
return;
}
}
}
/**
** Gather the resource
**
** @param unit Pointer to unit.
**
** @return non-zero if ready, otherwise zero.
*/
int COrder_Resource::GatherResource(CUnit &unit)
{
CUnit *source = 0;
const ResourceInfo &resinfo = *unit.Type->ResInfo[this->CurrentResource];
int addload;
//Wyrmgus start
bool harvest_from_outside = (this->GetGoal() && this->GetGoal()->Type->BoolFlag[HARVESTFROMOUTSIDE_INDEX].value);
// if (resinfo.HarvestFromOutside || resinfo.TerrainHarvester) {
if (harvest_from_outside || Map.Info.IsPointOnMap(this->goalPos)) {
//Wyrmgus end
AnimateActionHarvest(unit);
} else {
unit.Anim.CurrAnim = NULL;
}
this->TimeToHarvest--;
if (this->DoneHarvesting) {
//Wyrmgus start
// Assert(resinfo.HarvestFromOutside || resinfo.TerrainHarvester);
Assert(harvest_from_outside || Map.Info.IsPointOnMap(this->goalPos));
//Wyrmgus end
return !unit.Anim.Unbreakable;
}
// Target gone?
//Wyrmgus start
// if (resinfo.TerrainHarvester && !Map.Field(this->goalPos)->IsTerrainResourceOnMap(this->CurrentResource)) {
if (Map.Info.IsPointOnMap(this->goalPos) && !Map.Field(this->goalPos)->IsTerrainResourceOnMap(this->CurrentResource)) {
//Wyrmgus end
if (!unit.Anim.Unbreakable) {
// Action now breakable, move to resource again.
this->State = SUB_MOVE_TO_RESOURCE;
// Give it some reasonable look while searching.
// FIXME: which frame?
unit.Frame = 0;
}
return 0;
// No wood? Freeze!!!
}
while (!this->DoneHarvesting && this->TimeToHarvest < 0) {
//FIXME: rb - how should it look for WaitAtResource == 0
if (resinfo.WaitAtResource) {
// Wyrmgus start
// this->TimeToHarvest += std::max<int>(1, resinfo.WaitAtResource * SPEEDUP_FACTOR / unit.Player->SpeedResourcesHarvest[resinfo.ResourceId]);
int wait_at_resource = resinfo.WaitAtResource;
int resource_harvest_speed = unit.Player->SpeedResourcesHarvest[resinfo.ResourceId];
if (!Map.Info.IsPointOnMap(this->goalPos) && !harvest_from_outside) {
wait_at_resource = resinfo.WaitAtResource * 100 / resinfo.ResourceStep;
}
if (this->GetGoal()) {
resource_harvest_speed += this->GetGoal()->Variable[TIMEEFFICIENCYBONUS_INDEX].Value;
}
this->TimeToHarvest += std::max<int>(1, wait_at_resource * SPEEDUP_FACTOR / resource_harvest_speed);
//Wyrmgus end
} else {
this->TimeToHarvest += 1;
}
// Calculate how much we can load.
//Wyrmgus start
// if (resinfo.ResourceStep) {
if (resinfo.ResourceStep && (harvest_from_outside || Map.Info.IsPointOnMap(this->goalPos))) {
//Wyrmgus end
addload = resinfo.ResourceStep;
} else {
addload = resinfo.ResourceCapacity;
}
// Make sure we don't bite more than we can chew.
if (unit.ResourcesHeld + addload > resinfo.ResourceCapacity) {
addload = resinfo.ResourceCapacity - unit.ResourcesHeld;
}
//Wyrmgus start
// if (resinfo.TerrainHarvester) {
if (Map.Info.IsPointOnMap(this->goalPos)) {
//Wyrmgus end
//Wyrmgus start
CMapField &mf = *Map.Field(this->goalPos);
if (addload > mf.Value) {
addload = mf.Value;
}
mf.Value -= addload;
//Wyrmgus end
unit.ResourcesHeld += addload;
//Wyrmgus start
// if (addload && unit.ResourcesHeld == resinfo.ResourceCapacity) {
if (mf.Value <= 0) {
//Wyrmgus end
//Wyrmgus start
// Map.ClearWoodTile(this->goalPos);
if (this->CurrentResource == WoodCost) {
Map.ClearWoodTile(this->goalPos);
} else if (this->CurrentResource == StoneCost) {
Map.ClearRockTile(this->goalPos);
}
//Wyrmgus end
}
} else {
//Wyrmgus start
// if (resinfo.HarvestFromOutside) {
if (harvest_from_outside) {
//Wyrmgus end
source = this->GetGoal();
} else {
source = unit.Container;
}
Assert(source);
Assert(source->ResourcesHeld <= 655350);
//Wyrmgus start
UpdateUnitVariables(*source); //update resource source's variables
//Wyrmgus end
bool is_visible = source->IsVisibleAsGoal(*unit.Player);
// Target is not dead, getting resources.
if (is_visible) {
// Don't load more that there is.
addload = std::min(source->ResourcesHeld, addload);
unit.ResourcesHeld += addload;
source->ResourcesHeld -= addload;
}
// End of resource: destroy the resource.
// FIXME: implement depleted resources.
if ((!is_visible) || (source->ResourcesHeld == 0)) {
if (unit.Anim.Unbreakable) {
return 0;
}
DebugPrint("%d: Worker %d report: Resource is destroyed\n" _C_ unit.Player->Index _C_ UnitNumber(unit));
bool dead = source->IsAlive() == false;
// Improved version of DropOutAll that makes workers go to the depot.
LoseResource(unit, *source);
for (CUnit *uins = source->Resource.Workers;
uins; uins = uins->NextWorker) {
if (uins != &unit && uins->CurrentOrder()->Action == UnitActionResource) {
COrder_Resource &order = *static_cast<COrder_Resource *>(uins->CurrentOrder());
if (!uins->Anim.Unbreakable && order.State == SUB_GATHER_RESOURCE) {
order.LoseResource(*uins, *source);
}
}
}
// Don't destroy the resource twice.
// This only happens when it's empty.
if (!dead) {
if (Preference.MineNotifications
&& unit.Player->Index == ThisPlayer->Index
//Wyrmgus start
// && source->Variable[GIVERESOURCE_INDEX].Max > DefaultIncomes[this->CurrentResource]) {
&& source->Variable[GIVERESOURCE_INDEX].Max > (DefaultIncomes[this->CurrentResource] * 10)) {
//Wyrmgus end
//Wyrmgus start
// unit.Player->Notify(NotifyYellow, source->tilePos, _("%s has collapsed!"), source->Type->Name.c_str());
unit.Player->Notify(NotifyYellow, source->tilePos, _("Our %s has been depleted!"), source->Type->Name.c_str());
//Wyrmgus end
}
LetUnitDie(*source);
// FIXME: make the workers inside look for a new resource.
}
source = NULL;
return 0;
}
}
//Wyrmgus start
// if (resinfo.TerrainHarvester) {
if (Map.Info.IsPointOnMap(this->goalPos)) {
//Wyrmgus end
if (unit.ResourcesHeld == resinfo.ResourceCapacity) {
// Mark as complete.
this->DoneHarvesting = true;
}
return 0;
} else {
//Wyrmgus start
// if (resinfo.HarvestFromOutside) {
if (harvest_from_outside) {
//Wyrmgus end
if ((unit.ResourcesHeld == resinfo.ResourceCapacity) || (source == NULL)) {
// Mark as complete.
this->DoneHarvesting = true;
}
return 0;
} else {
return unit.ResourcesHeld == resinfo.ResourceCapacity && source;
}
}
}
return 0;
}
/**
** Start harvesting the resource.
**
** @param unit Pointer to unit.
**
** @return TRUE if ready, otherwise FALSE.
*/
int COrder_Resource::StartGathering(CUnit &unit)
{
CUnit *goal;
const ResourceInfo &resinfo = *unit.Type->ResInfo[this->CurrentResource];
Assert(!unit.IX);
Assert(!unit.IY);
//Wyrmgus start
// if (resinfo.TerrainHarvester) {
if (Map.Info.IsPointOnMap(this->goalPos)) {
//Wyrmgus end
// This shouldn't happened?
#if 0
if (!Map.IsTerrainResourceOnMap(unit.Orders->goalPos, this->CurrentResource)) {
DebugPrint("Wood gone, just like that?\n");
return 0;
}
#endif
UnitHeadingFromDeltaXY(unit, this->goalPos - unit.tilePos);
if (resinfo.WaitAtResource) {
this->TimeToHarvest = std::max<int>(1, resinfo.WaitAtResource * SPEEDUP_FACTOR / unit.Player->SpeedResourcesHarvest[resinfo.ResourceId]);
} else {
this->TimeToHarvest = 1;
}
this->DoneHarvesting = 0;
if (this->CurrentResource != unit.CurrentResource) {
DropResource(unit);
unit.CurrentResource = this->CurrentResource;
}
return 1;
}
goal = this->GetGoal();
// Target is dead, stop getting resources.
if (!goal || goal->IsVisibleAsGoal(*unit.Player) == false) {
// Find an alternative, but don't look too far.
this->goalPos.x = -1;
this->goalPos.y = -1;
if ((goal = UnitFindResource(unit, unit, 15, this->CurrentResource, unit.Player->AiEnabled))) {
this->State = SUB_START_RESOURCE;
this->SetGoal(goal);
} else {
this->ClearGoal();
this->Finished = true;
}
return 0;
}
// FIXME: 0 can happen, if to near placed by map designer.
Assert(unit.MapDistanceTo(*goal) <= 1);
// Update the heading of a harvesting unit to looks straight at the resource.
//Wyrmgus start
// UnitHeadingFromDeltaXY(unit, goal->tilePos - unit.tilePos + goal->Type->GetHalfTileSize());
UnitHeadingFromDeltaXY(unit, Vec2i(goal->tilePos.x * PixelTileSize.x, goal->tilePos.y * PixelTileSize.y) - Vec2i(unit.tilePos.x * PixelTileSize.x, unit.tilePos.y * PixelTileSize.y) + goal->Type->GetHalfTilePixelSize() - unit.Type->GetHalfTilePixelSize());
//Wyrmgus end
// If resource is still under construction, wait!
if ((goal->Type->MaxOnBoard && goal->Resource.Active >= goal->Type->MaxOnBoard)
|| goal->CurrentAction() == UnitActionBuilt) {
// FIXME: Determine somehow when the resource will be free to use
// FIXME: Could we somehow find another resource? Think minerals
// FIXME: We should add a flag for that, and a limited range.
// However the CPU usage is really low (no pathfinding stuff).
unit.Wait = 10;
return 0;
}
// Place unit inside the resource
//Wyrmgus start
// if (!resinfo.HarvestFromOutside) {
if (!goal->Type->BoolFlag[HARVESTFROMOUTSIDE_INDEX].value) {
//Wyrmgus end
if (goal->Variable[MAXHARVESTERS_INDEX].Value == 0 || goal->Variable[MAXHARVESTERS_INDEX].Value > goal->InsideCount) {
this->ClearGoal();
int selected = unit.Selected;
unit.Remove(goal);
if (selected && !Preference.DeselectInMine) {
unit.Removed = 0;
SelectUnit(unit);
SelectionChanged();
unit.Removed = 1;
}
} else if (goal->Variable[MAXHARVESTERS_INDEX].Value <= goal->InsideCount) {
//Resource is full, wait
unit.Wait = 10;
return 0;
}
}
if (this->CurrentResource != unit.CurrentResource) {
DropResource(unit);
unit.CurrentResource = this->CurrentResource;
}
// Activate the resource
goal->Resource.Active++;
if (resinfo.WaitAtResource) {
//Wyrmgus start
// this->TimeToHarvest = std::max<int>(1, resinfo.WaitAtResource * SPEEDUP_FACTOR / unit.Player->SpeedResourcesHarvest[resinfo.ResourceId]);
int wait_at_resource = resinfo.WaitAtResource;
if (!goal->Type->BoolFlag[HARVESTFROMOUTSIDE_INDEX].value) {
wait_at_resource = resinfo.WaitAtResource * 100 / resinfo.ResourceStep;
}
this->TimeToHarvest = std::max<int>(1, wait_at_resource * SPEEDUP_FACTOR / (unit.Player->SpeedResourcesHarvest[resinfo.ResourceId] + goal->Variable[TIMEEFFICIENCYBONUS_INDEX].Value));
//Wyrmgus end
} else {
this->TimeToHarvest = 1;
}
this->DoneHarvesting = 0;
return 1;
}
/* virtual */ void COrder_Follow::Execute(CUnit &unit)
{
if (unit.Wait) {
if (!unit.Waiting) {
unit.Waiting = 1;
unit.WaitBackup = unit.Anim;
}
//Wyrmgus start
// UnitShowAnimation(unit, unit.Type->Animations->Still);
UnitShowAnimation(unit, unit.GetAnimations()->Still);
//Wyrmgus end
unit.Wait--;
return;
}
if (unit.Waiting) {
unit.Anim = unit.WaitBackup;
unit.Waiting = 0;
}
CUnit *goal = this->GetGoal();
// Reached target
if (this->State == State_TargetReached) {
if (!goal || !goal->IsVisibleAsGoal(*unit.Player)) {
DebugPrint("Goal gone\n");
this->Finished = true;
return ;
}
// Don't follow after immobile units
if (goal && goal->CanMove() == false) {
this->Finished = true;
return;
}
//Wyrmgus start
// if (goal->tilePos == this->goalPos) {
if (goal->tilePos == this->goalPos && goal->MapLayer == this->MapLayer) {
//Wyrmgus end
// Move to the next order
if (unit.Orders.size() > 1) {
this->Finished = true;
return ;
}
unit.Wait = 10;
if (this->Range > 1) {
this->Range = 1;
this->State = State_Init;
}
return ;
}
this->State = State_Init;
}
if (this->State == State_Init) { // first entry
this->State = State_Initialized;
}
switch (DoActionMove(unit)) { // reached end-point?
case PF_UNREACHABLE:
//Wyrmgus start
if ((Map.Field(unit.tilePos, unit.MapLayer)->Flags & MapFieldBridge) && !unit.Type->BoolFlag[BRIDGE_INDEX].value && unit.Type->UnitType == UnitTypeLand) {
std::vector<CUnit *> table;
Select(unit.tilePos, unit.tilePos, table, unit.MapLayer);
for (size_t i = 0; i != table.size(); ++i) {
if (!table[i]->Removed && table[i]->Type->BoolFlag[BRIDGE_INDEX].value && table[i]->CanMove()) {
if (table[i]->CurrentAction() == UnitActionStill) {
CommandStopUnit(*table[i]);
CommandMove(*table[i], this->HasGoal() ? this->GetGoal()->tilePos : this->goalPos, FlushCommands, this->HasGoal() ? this->GetGoal()->MapLayer : this->MapLayer);
}
return;
}
}
}
//Wyrmgus end
// Some tries to reach the goal
this->Range++;
break;
case PF_REACHED: {
if (!goal) { // goal has died
this->Finished = true;
return ;
}
// Handle Teleporter Units
// FIXME: BAD HACK
// goal shouldn't be busy and portal should be alive
if (goal->Type->BoolFlag[TELEPORTER_INDEX].value && goal->Goal && goal->Goal->IsAlive() && unit.MapDistanceTo(*goal) <= 1) {
if (!goal->IsIdle()) { // wait
unit.Wait = 10;
return;
}
// Check if we have enough mana
if (goal->Goal->Type->TeleportCost > goal->Variable[MANA_INDEX].Value) {
this->Finished = true;
return;
} else {
goal->Variable[MANA_INDEX].Value -= goal->Goal->Type->TeleportCost;
}
// Everything is OK, now teleport the unit
unit.Remove(NULL);
if (goal->Type->TeleportEffectIn) {
goal->Type->TeleportEffectIn->pushPreamble();
goal->Type->TeleportEffectIn->pushInteger(UnitNumber(unit));
goal->Type->TeleportEffectIn->pushInteger(UnitNumber(*goal));
goal->Type->TeleportEffectIn->pushInteger(unit.GetMapPixelPosCenter().x);
goal->Type->TeleportEffectIn->pushInteger(unit.GetMapPixelPosCenter().y);
goal->Type->TeleportEffectIn->run();
}
unit.tilePos = goal->Goal->tilePos;
//Wyrmgus start
unit.MapLayer = goal->Goal->MapLayer;
//Wyrmgus end
DropOutOnSide(unit, unit.Direction, NULL);
// FIXME: we must check if the units supports the new order.
CUnit &dest = *goal->Goal;
if (dest.Type->TeleportEffectOut) {
dest.Type->TeleportEffectOut->pushPreamble();
dest.Type->TeleportEffectOut->pushInteger(UnitNumber(unit));
dest.Type->TeleportEffectOut->pushInteger(UnitNumber(dest));
dest.Type->TeleportEffectOut->pushInteger(unit.GetMapPixelPosCenter().x);
dest.Type->TeleportEffectOut->pushInteger(unit.GetMapPixelPosCenter().y);
dest.Type->TeleportEffectOut->run();
}
if (dest.NewOrder == NULL
|| (dest.NewOrder->Action == UnitActionResource && !unit.Type->BoolFlag[HARVESTER_INDEX].value)
//Wyrmgus start
// || (dest.NewOrder->Action == UnitActionAttack && !unit.Type->CanAttack)
|| (dest.NewOrder->Action == UnitActionAttack && !unit.CanAttack(true))
//Wyrmgus end
|| (dest.NewOrder->Action == UnitActionBoard && unit.Type->UnitType != UnitTypeLand)) {
this->Finished = true;
return ;
} else {
if (dest.NewOrder->HasGoal()) {
if (dest.NewOrder->GetGoal()->Destroyed) {
delete dest.NewOrder;
dest.NewOrder = NULL;
this->Finished = true;
return ;
}
unit.Orders.insert(unit.Orders.begin() + 1, dest.NewOrder->Clone());
this->Finished = true;
return ;
}
}
}
this->goalPos = goal->tilePos;
//Wyrmgus start
this->MapLayer = goal->MapLayer;
//Wyrmgus end
this->State = State_TargetReached;
}
// FALL THROUGH
default:
break;
}
// Target destroyed?
if (goal && !goal->IsVisibleAsGoal(*unit.Player)) {
DebugPrint("Goal gone\n");
this->goalPos = goal->tilePos + goal->Type->GetHalfTileSize();
//Wyrmgus start
this->MapLayer = goal->MapLayer;
//Wyrmgus end
this->ClearGoal();
goal = NULL;
}
if (unit.Anim.Unbreakable) {
return ;
}
// If our leader is dead or stops or attacks:
// Attack any enemy in reaction range.
// If don't set the goal, the unit can than choose a
// better goal if moving nearer to enemy.
//Wyrmgus start
// if (unit.Type->CanAttack
if (unit.CanAttack()
//Wyrmgus end
&& (!goal || goal->CurrentAction() == UnitActionAttack || goal->CurrentAction() == UnitActionStill)) {
CUnit *target = AttackUnitsInReactRange(unit);
if (target) {
// Save current command to come back.
COrder *savedOrder = NULL;
if (unit.CanStoreOrder(unit.CurrentOrder())) {
savedOrder = this->Clone();
}
this->Finished = true;
//Wyrmgus start
// unit.Orders.insert(unit.Orders.begin() + 1, COrder::NewActionAttack(unit, target->tilePos));
unit.Orders.insert(unit.Orders.begin() + 1, COrder::NewActionAttack(unit, target->tilePos, target->MapLayer));
//Wyrmgus end
if (savedOrder != NULL) {
unit.SavedOrder = savedOrder;
}
}
}
}
/**
** Unit repairs
**
** @param unit Unit, for that the attack is handled.
*/
void HandleActionRepair(CUnit &unit)
{
CUnit *goal;
int err;
switch (unit.SubAction) {
case 0:
NewResetPath(unit);
unit.SubAction = 1;
// FALL THROUGH
//
// Move near to target.
//
case 1:
// FIXME: RESET FIRST!! Why? We move first and than check if
// something is in sight.
err = DoActionMove(unit);
if (!unit.Anim.Unbreakable) {
//
// No goal: if meeting damaged building repair it.
//
goal = unit.CurrentOrder()->GetGoal();
//
// Target is dead, choose new one.
//
// Check if goal is correct unit.
if (goal) {
if (!goal->IsVisibleAsGoal(unit.Player)) {
DebugPrint("repair target gone.\n");
unit.CurrentOrder()->goalPos = goal->tilePos;
// FIXME: should I clear this here?
unit.CurrentOrder()->ClearGoal();
goal = NULL;
NewResetPath(unit);
}
} else if (unit.Player->AiEnabled) {
// Ai players workers should stop if target is killed
err = -1;
}
//
// Have reached target? FIXME: could use return value
//
if (goal && unit.MapDistanceTo(*goal) <= unit.Type->RepairRange &&
goal->Variable[HP_INDEX].Value < goal->Variable[HP_INDEX].Max) {
unit.State = 0;
unit.SubAction = 2;
unit.Data.Repair.Cycles = 0;
const Vec2i dir = goal->tilePos + goal->Type->GetHalfTileSize() - unit.tilePos;
UnitHeadingFromDeltaXY(unit, dir);
} else if (err < 0) {
unit.CurrentOrder()->ClearGoal();
if (!unit.RestoreOrder()) {
unit.ClearAction();
unit.State = 0;
}
return;
}
// FIXME: Should be it already?
Assert(unit.CurrentAction() == UnitActionRepair);
}
break;
//
// Repair the target.
//
case 2:
AnimateActionRepair(unit);
unit.Data.Repair.Cycles++;
if (!unit.Anim.Unbreakable) {
goal = unit.CurrentOrder()->GetGoal();
//
// Target is dead, choose new one.
//
// Check if goal is correct unit.
// FIXME: should I do a function for this?
if (goal) {
if (!goal->IsVisibleAsGoal(unit.Player)) {
DebugPrint("repair goal is gone\n");
unit.CurrentOrder()->goalPos = goal->tilePos;
// FIXME: should I clear this here?
unit.CurrentOrder()->ClearGoal();
goal = NULL;
NewResetPath(unit);
} else {
int dist = unit.MapDistanceTo(*goal);
if (dist <= unit.Type->RepairRange) {
RepairUnit(unit, *goal);
goal = unit.CurrentOrder()->GetGoal();
} else if (dist > unit.Type->RepairRange) {
// If goal has move, chase after it
unit.State = 0;
unit.SubAction = 0;
}
}
}
//
// Target is fine, choose new one.
//
if (!goal || goal->Variable[HP_INDEX].Value >=
goal->Variable[HP_INDEX].Max) {
unit.CurrentOrder()->ClearGoal();
if (!unit.RestoreOrder()) {
unit.ClearAction();
unit.State = 0;
}
return;
}
// FIXME: automatic repair
}
break;
}
}
/* virtual */ void COrder_Repair::Execute(CUnit &unit)
{
Assert(this->ReparableTarget == this->GetGoal());
switch (this->State) {
case 0:
this->State = 1;
// FALL THROUGH
case 1: { // Move near to target.
// FIXME: RESET FIRST!! Why? We move first and than check if
// something is in sight.
int err = DoActionMove(unit);
if (!unit.Anim.Unbreakable) {
// No goal: if meeting damaged building repair it.
CUnit *goal = this->GetGoal();
if (goal) {
if (!goal->IsVisibleAsGoal(*unit.Player)) {
DebugPrint("repair target gone.\n");
this->goalPos = goal->tilePos + goal->Type->GetHalfTileSize();
ReparableTarget = NULL;
this->ClearGoal();
goal = NULL;
}
} else if (unit.Player->AiEnabled) {
// Ai players workers should stop if target is killed
err = -1;
}
// Have reached target? FIXME: could use return value
if (goal && unit.MapDistanceTo(*goal) <= unit.Type->RepairRange
&& goal->Variable[HP_INDEX].Value < goal->Variable[HP_INDEX].Max) {
this->State = 2;
this->RepairCycle = 0;
const Vec2i dir = goal->tilePos + goal->Type->GetHalfTileSize() - unit.tilePos;
UnitHeadingFromDeltaXY(unit, dir);
} else if (err < 0) {
this->Finished = true;
return ;
}
}
break;
}
case 2: {// Repair the target.
AnimateActionRepair(unit);
this->RepairCycle++;
if (unit.Anim.Unbreakable) {
return ;
}
CUnit *goal = this->GetGoal();
if (goal) {
if (!goal->IsVisibleAsGoal(*unit.Player)) {
DebugPrint("repair goal is gone\n");
this->goalPos = goal->tilePos + goal->Type->GetHalfTileSize();
// FIXME: should I clear this here?
this->ClearGoal();
ReparableTarget = NULL;
goal = NULL;
} else {
const int dist = unit.MapDistanceTo(*goal);
if (dist <= unit.Type->RepairRange) {
if (RepairUnit(unit, *goal)) {
this->Finished = true;
return ;
}
} else if (dist > unit.Type->RepairRange) {
// If goal has move, chase after it
this->State = 0;
}
}
}
// Target is fine, choose new one.
if (!goal || goal->Variable[HP_INDEX].Value >= goal->Variable[HP_INDEX].Max) {
this->Finished = true;
return ;
}
// FIXME: automatic repair
}
break;
}
}