//Wyrmgus start
///* virtual */ int Spell_Summon::Cast(CUnit &caster, const SpellType &spell, CUnit *target, const Vec2i &goalPos)
/* virtual */ int Spell_Summon::Cast(CUnit &caster, const SpellType &spell, CUnit *target, const Vec2i &goalPos, int z)
//Wyrmgus end
{
Vec2i pos = goalPos;
bool cansummon;
CUnitType &unittype = *this->UnitType;
int ttl = this->TTL;
if (this->RequireCorpse) {
const Vec2i offset(1, 1);
const Vec2i minPos = pos - offset;
const Vec2i maxPos = pos + offset;
//Wyrmgus start
// CUnit *unit = FindUnit_If(minPos, maxPos, IsDyingAndNotABuilding());
CUnit *unit = FindUnit_If(minPos, maxPos, z, IsDyingAndNotABuilding());
//Wyrmgus end
cansummon = false;
if (unit != NULL) { // Found a corpse. eliminate it and proceed to summoning.
pos = unit->tilePos;
//Wyrmgus start
z = unit->MapLayer;
//Wyrmgus end
unit->Remove(NULL);
unit->Release();
cansummon = true;
}
} else {
cansummon = true;
}
if (cansummon) {
//Wyrmgus start
// DebugPrint("Summoning a %s\n" _C_ unittype.Name.c_str());
DebugPrint("Summoning a %s\n" _C_ unittype.GetDefaultName(*caster.Player).c_str());
//Wyrmgus end
//
// Create units.
// FIXME: do summoned units count on food?
//
target = MakeUnit(unittype, caster.Player);
if (target != NULL) {
target->tilePos = pos;
//Wyrmgus start
target->MapLayer = z;
//Wyrmgus end
DropOutOnSide(*target, LookingW, NULL);
// To avoid defending summoned unit for AI
target->Summoned = 1;
//
// set life span. ttl=0 results in a permanent unit.
//
if (ttl) {
target->TTL = GameCycle + ttl;
}
// Insert summoned unit to AI force so it will help them in battle
if (this->JoinToAiForce && caster.Player->AiEnabled) {
int force = caster.Player->Ai->Force.GetForce(caster);
if (force != -1) {
caster.Player->Ai->Force[force].Insert(*target);
target->GroupId = caster.GroupId;
CommandDefend(*target, caster, FlushCommands);
}
}
caster.Variable[MANA_INDEX].Value -= spell.ManaCost;
} else {
DebugPrint("Unable to allocate Unit");
}
return 1;
}
return 0;
}
/**
** Try to find a repairable unit around and return it.
**
** @param unit unit which can repair.
** @param range range to find a repairable unit.
**
** @return unit to repair if found, NULL otherwise
**
** @todo FIXME: find the best unit (most damaged, ...).
*/
static CUnit *UnitToRepairInRange(const CUnit &unit, int range)
{
const Vec2i offset(range, range);
return FindUnit_If(unit.tilePos - offset, unit.tilePos + offset, IsAReparableUnitBy(unit));
}