bool hasMatchingWallBrushAtTile(BaseMap* map, WallBrush* wall_brush, uint x, uint y, uint z) {
Tile* t = map->getTile(x, y, z);
if(!t) return false;
ItemVector::const_iterator it = t->items.begin();
for(; it != t->items.end(); ++it) {
Item* item = *it;
if(item->isWall()) {
WallBrush* wb = item->getWallBrush();
if(wb == wall_brush) {
return !item_db[item->getID()].wall_hate_me;
} else if(wall_brush->friendOf(wb) || wb->friendOf(wall_brush)) {
return !item_db[item->getID()].wall_hate_me;
}
}
}
return false;
}
DoorBrush* Item::getDoorBrush() const
{
ItemType& it = item_db[id];
if(!it.isWall || !it.isBrushDoor) {
return nullptr;
}
WallBrush* wb = dynamic_cast<WallBrush*>(it.brush);
DoorBrush* db = nullptr;
// Quite a horrible dependency on a global here, meh.
switch(wb->getDoorTypeFromID(id)) {
case WALL_DOOR_NORMAL: {
db = gui.normal_door_brush;
break;
}
case WALL_DOOR_LOCKED: {
db = gui.locked_door_brush;
break;
}
case WALL_DOOR_QUEST: {
db = gui.quest_door_brush;
break;
}
case WALL_DOOR_MAGIC: {
db = gui.magic_door_brush;
break;
}
case WALL_WINDOW: {
db = gui.window_door_brush;
break;
}
case WALL_HATCH_WINDOW: {
db = gui.hatch_door_brush;
break;
}
default: {
break;
}
}
return db;
}
void WallDecorationBrush::draw(BaseMap* map, Tile* tile, void* parameter) {
ASSERT(tile);
ItemVector::iterator iter = tile->items.begin();
tile->cleanWalls(this);
while(iter != tile->items.end()) {
Item* item = *iter;
if(item->isBorder()) {
++iter;
continue;
}
if(item->isWall()) {
// Now we found something interesting.
// Is it just a decoration, like what we're trying to add?
WallBrush* wb = item->getWallBrush();
if(dynamic_cast<WallDecorationBrush*>(wb)) {
// It is, discard and advance!
++iter;
continue;
}
// We first need to figure out the alignment of this item (wall)
BorderType wall_alignment = item->getWallAlignment();
// Now we need to figure out if we got an item that mights suffice to place on this tile..
int id = 0;
if(item->isBrushDoor()) {
// If it's a door
::DoorType doortype = wb->getDoorTypeFromID(item->getID());
uint16_t discarded_id = 0;
bool close_match = false;
bool open = item->isOpen();
for(std::vector<WallBrush::DoorType>::iterator door_iter = door_items[wall_alignment].begin();
door_iter!= door_items[wall_alignment].end();
++door_iter)
{
WallBrush::DoorType& dt = *door_iter;
if(dt.type == doortype) {
ASSERT(dt.id);
ItemType& it = item_db[dt.id];
ASSERT(it.id != 0);
if(it.isOpen == open) {
id = dt.id;
break;
} else {
discarded_id = dt.id;
close_match = true;
}
if(!close_match && discarded_id == 0) {
discarded_id = dt.id;
}
}
}
if(id == 0) {
id = discarded_id;
if(id == 0) {
++iter;
continue;
}
}
} else {
// If it's a normal wall...
if(wall_items[wall_alignment].total_chance <= 0) {
// No fitting item, exit
++iter;
continue;
}
int chance = random(1, wall_items[wall_alignment].total_chance);
for(std::vector<WallBrush::WallType>::const_iterator witer = wall_items[wall_alignment].items.begin();
witer != wall_items[wall_alignment].items.end();
++witer)
{
if(chance <= witer->chance) {
id = witer->id;
break;
}
}
}
// If we found an invalid id we should've already exited the loop
ASSERT(id);
// Add a matching item above this item.
Item* item = Item::Create(id);
++iter;
iter = tile->items.insert(iter, item);
}
++iter;
}
}
void WallBrush::doWalls(BaseMap* map, Tile* tile)
{
ASSERT(tile);
// For quicker reference
unsigned int x = tile->getPosition().x;
unsigned int y = tile->getPosition().y;
unsigned int z = tile->getPosition().z;
// Advance the vector to the beginning of the walls
ItemVector::iterator it = tile->items.begin();
for(; it != tile->items.end() && (*it)->isBorder(); ++it);
ItemVector items_to_add;
while(it != tile->items.end()) {
Item* wall = *it;
if(!wall->isWall()) {
++it;
continue;
}
WallBrush* wall_brush = wall->getWallBrush();
// Skip if either the wall has no brush
if(!wall_brush) {
++it;
continue;
}
// or if it's a decoration brush.
if(wall_brush->isWallDecoration()) {
items_to_add.push_back(wall);
it = tile->items.erase(it);
continue;
}
bool neighbours[4];
if(x == 0) {
if(y == 0) {
neighbours[0] = false;
neighbours[1] = false;
neighbours[2] = hasMatchingWallBrushAtTile(map, wall_brush, x + 1, y, z);
neighbours[3] = hasMatchingWallBrushAtTile(map, wall_brush, x, y + 1, z);
} else {
neighbours[0] = hasMatchingWallBrushAtTile(map, wall_brush, x, y - 1, z);
neighbours[1] = false;
neighbours[2] = hasMatchingWallBrushAtTile(map, wall_brush, x + 1, y, z);
neighbours[3] = hasMatchingWallBrushAtTile(map, wall_brush, x, y + 1, z);
}
} else if(y == 0) {
neighbours[0] = false;
neighbours[1] = hasMatchingWallBrushAtTile(map, wall_brush, x - 1, y, z);
neighbours[2] = hasMatchingWallBrushAtTile(map, wall_brush, x + 1, y, z);
neighbours[3] = hasMatchingWallBrushAtTile(map, wall_brush, x, y + 1, z);
} else {
neighbours[0] = hasMatchingWallBrushAtTile(map, wall_brush, x, y - 1, z);
neighbours[1] = hasMatchingWallBrushAtTile(map, wall_brush, x - 1, y, z);
neighbours[2] = hasMatchingWallBrushAtTile(map, wall_brush, x + 1, y, z);
neighbours[3] = hasMatchingWallBrushAtTile(map, wall_brush, x, y + 1, z);
}
uint32_t tiledata = 0;
for(int i = 0; i < 4; i++) {
if(neighbours[i]) {
// Same wall as this one, calculate what border
tiledata |= 1 << i;
}
}
bool exit = false;
for(int i = 0; i < 2; ++i) { // Repeat twice
if(exit) {
break;
}
::BorderType bt;
if(i == 0) {
bt = ::BorderType(full_border_types[tiledata]);
} else {
bt = ::BorderType(half_border_types[tiledata]);
}
if(wall->getWallAlignment() == WALL_UNTOUCHABLE) {
items_to_add.push_back(wall);
it = tile->items.erase(it);
exit = true;
} else if(wall->getWallAlignment() == bt) {
// Do nothing, the tile already has a wall like this
// However, wall decorations associated with this wall might need to change...
items_to_add.push_back(wall);
it = tile->items.erase(it);
exit = true;
while(it != tile->items.end()) {
// If we have a decoration ontop of us, we need to change it's alignment aswell!
Item* wall_decoration = *it;
ASSERT(wall_decoration);
WallBrush* brush = wall_decoration->getWallBrush();
if (brush && brush->isWallDecoration()) {
// We don't know if we have changed alignment
if(wall_decoration->getWallAlignment() == bt) {
// Same, no need to change...
items_to_add.push_back(wall_decoration);
it = tile->items.erase(it);
continue;
}
// Not the same alignment, create newd item with correct alignment
uint16_t id = 0;
WallNode& wn = brush->wall_items[int(bt)];
if(wn.total_chance <= 0) {
if(wn.items.size() == 0) {
++it;
continue;
} else {
id = wn.items.front().id;
}
} else {
int chance = random(1, wn.total_chance);
for(std::vector<WallType>::const_iterator witer = wn.items.begin();
witer != wn.items.end();
++witer)
{
if(chance <= witer->chance) {
id = witer->id;
break;
}
}
}
if(id != 0) {
Item* new_wall = Item::Create(id);
if(wall_decoration->isSelected()) {
new_wall->select();
}
items_to_add.push_back(new_wall);
}
++it;
} else {
break;
}
}
} else {
// Randomize a newd wall of the proper alignment
uint16_t id = 0;
WallBrush* try_brush = wall_brush;
while(true) {
if(try_brush == nullptr) break;
if(id != 0) break;
WallNode& wn = try_brush->wall_items[int(bt)];
if(wn.total_chance <= 0) {
if(wn.items.size() == 0) {
try_brush = try_brush->redirect_to;
if(try_brush == wall_brush) break; // To prevent infinite loop
continue;
} else {
id = wn.items.front().id;
}
} else {
int chance = random(1, wn.total_chance);
for(std::vector<WallType>::const_iterator node_iter = wn.items.begin();
node_iter != wn.items.end();
++node_iter) {
if(chance <= node_iter->chance) {
id = node_iter->id;
break;
}
}
}
// Propagate down the chain
try_brush = try_brush->redirect_to;
if(try_brush == wall_brush) break; // To prevent infinite loop
}
if(try_brush == nullptr && id == 0) {
if(i == 1) {
++it;
}
continue;
} else {
// If there is such an item, add it to the tile
Item* new_wall = Item::Create(id);
if(wall->isSelected()) {
new_wall->select();
}
items_to_add.push_back(new_wall);
exit = true;
++it;
}
// Increment and check for end
while(it != tile->items.end()) {
// If we have a decoration ontop of us, we need to change it's alignment aswell!
Item* wall_decoration = *it;
WallBrush* brush = wall_decoration->getWallBrush();
if(brush && brush->isWallDecoration()) {
// We know we have changed alignment, so no need to check for it again.
uint16_t id = 0;
WallNode& wn = brush->wall_items[int(bt)];
if(wn.total_chance <= 0) {
if(wn.items.size() == 0) {
++it;
continue;
} else {
id = wn.items.front().id;
}
} else {
int chance = random(1, wn.total_chance);
for(std::vector<WallType>::const_iterator node_iter = wn.items.begin();
node_iter != wn.items.end();
++node_iter)
{
if(chance <= node_iter->chance) {
id = node_iter->id;
break;
}
}
}
if(id != 0) {
Item* new_wall = Item::Create(id);
if(wall_decoration->isSelected()) {
new_wall->select();
}
items_to_add.push_back(new_wall);
}
++it;
} else {
++it;
break;
}
}
}
}
}
tile->cleanWalls();
for(ItemVector::const_iterator it = items_to_add.begin(); it != items_to_add.end(); ++it) {
tile->addWallItem(*it);
}
}