void TileObjectBattleMapPart::removeFromMap()
{
bool requireRecalc = owningTile != nullptr;
auto prevOwningTile = owningTile;
auto prevDrawOnTile = drawOnTile;
TileObject::removeFromMap();
if (requireRecalc)
{
prevOwningTile->updateBattlescapeParameters();
prevDrawOnTile->updateBattlescapeUIDrawOrder();
}
}
void Tile::updateBattlescapeParameters()
{
if (map.ceaseUpdates)
{
return;
}
bool providedGroundUpwards = solidGround && height >= 0.9625f;
height = 0.0f;
movementCostIn = -1; // -1 means empty, and will be set to 4 afterwards
movementCostOver = 255;
movementCostLeft = 0;
movementCostRight = 0;
solidGround = false;
canStand = false;
hasLift = false;
hasExit = false;
walkSfx = nullptr;
objectDropSfx = nullptr;
supportProviderForItems = nullptr;
closedDoorLeft = false;
closedDoorRight = false;
for (auto &o : ownedObjects)
{
if (o->getType() == TileObject::Type::Ground || o->getType() == TileObject::Type::Feature)
{
auto mp = std::static_pointer_cast<TileObjectBattleMapPart>(o)->getOwner();
if (!mp->isAlive())
{
continue;
}
height = std::max(height, (float)mp->type->height);
if (mp->type->floor ||
(o->getType() == TileObject::Type::Feature && !mp->type->gravlift))
{
if (!supportProviderForItems ||
supportProviderForItems->type->height < mp->type->height)
{
supportProviderForItems = mp;
}
}
solidGround = solidGround || (mp->type->floor && !mp->type->gravlift) ||
(o->getType() == TileObject::Type::Feature && !mp->type->gravlift);
hasLift = hasLift || mp->type->gravlift;
hasExit = hasExit || mp->type->exit;
movementCostIn = std::max(movementCostIn, mp->type->movement_cost);
if (mp->type->sfxIndex != -1)
{
walkSfx = mp->type->walkSounds;
objectDropSfx = mp->type->objectDropSound;
}
}
if (o->getType() == TileObject::Type::LeftWall)
{
auto mp = std::static_pointer_cast<TileObjectBattleMapPart>(o)->getOwner();
if (!mp->isAlive())
{
continue;
}
movementCostLeft = mp->type->movement_cost;
closedDoorLeft = mp->door && !mp->door->open;
}
if (o->getType() == TileObject::Type::RightWall)
{
auto mp = std::static_pointer_cast<TileObjectBattleMapPart>(o)->getOwner();
if (!mp->isAlive())
{
continue;
}
movementCostRight = mp->type->movement_cost;
closedDoorRight = mp->door && !mp->door->open;
}
}
canStand = solidGround || hasLift;
if (!canStand && position.z > 0)
{
// check if tile below is full height
auto t = map.getTile(position.x, position.y, position.z - 1);
// Floating point precision is lacking somtimes so even though we have to compare with
// 0.975, we do this
canStand = t->solidGround && t->height >= 0.9625f;
if (canStand)
{
movementCostIn = std::max(movementCostIn, t->movementCostOver);
}
}
if (movementCostIn == -1)
{
movementCostIn = 4;
}
// Height of 39 means whole tile
if (height == 39 && solidGround)
{
movementCostOver = movementCostIn;
movementCostIn = 255;
// Provide solid ground upwards
if (position.z + 1 < map.size.z)
{
auto t = map.getTile(position.x, position.y, position.z + 1);
if (!t->canStand)
{
t->canStand = true;
t->movementCostIn = std::max(movementCostOver, t->movementCostIn);
}
}
}
height = height / (float)TILE_Z_BATTLE;
// Propagate update upwards if we provided ground and ceased to do so
if (!(solidGround && height >= 0.9625f) && providedGroundUpwards && position.z + 1 < map.size.z)
{
auto t = map.getTile(position.x, position.y, position.z + 1);
t->updateBattlescapeParameters();
}
}
