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feat: add better mob pathing

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This commit is contained in:
Simon Pribylski
2021-11-30 11:53:58 +01:00
parent 2996c88d94
commit 50a8269773
2 changed files with 74 additions and 2 deletions
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75
src/game/World.cpp
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@@ -128,13 +128,84 @@ void World::tickMobs(std::uint64_t delta) {
}
}
void World::changeMobDirection(MobPtr mob, WalkableTilePtr tile) {
if (mob->getDirection() == tile->direction) return;
float tileX = static_cast<float>(static_cast<std::int32_t>(mob->getCenterX()));
float tileY = static_cast<float>(static_cast<std::int32_t>(mob->getCenterY()));
switch (mob->getDirection()) {
case Direction::PositiveY: {
if (tile->direction == Direction::NegativeX) {
if (mob->getTileY() > mob->getTileX()) {
mob->setCenterY(tileY + mob->getTileX());
mob->setDirection(tile->direction);
}
} else { // tile->direction = Direction::PositiveX
if (mob->getTileY() > 1 - mob->getTileX()) {
mob->setCenterY(tileY + (1 - mob->getTileX()));
mob->setDirection(tile->direction);
}
}
return;
}
case Direction::NegativeY: {
if (tile->direction == Direction::PositiveX) {
if (mob->getTileY() < mob->getTileX()) {
mob->setCenterY(tileY + mob->getTileX());
mob->setDirection(tile->direction);
}
} else { // tile->direction = Direction::NegativeX
if (mob->getTileY() < 1 - mob->getTileX()) {
mob->setCenterY(tileY + (1 - mob->getTileX()));
mob->setDirection(tile->direction);
}
}
return;
}
case Direction::PositiveX: {
if (tile->direction == Direction::NegativeY) {
if (mob->getTileX() > mob->getTileY()) {
mob->setCenterX(tileX + mob->getTileY());
mob->setDirection(tile->direction);
}
} else { // tile->direction = Direction::PositiveY
if (mob->getTileX() > 1 - mob->getTileY()) {
mob->setCenterX(tileX + (1 - mob->getTileY()));
mob->setDirection(tile->direction);
}
}
return;
}
case Direction::NegativeX: {
if (tile->direction == Direction::PositiveY) {
if (mob->getTileX() < mob->getTileY()) {
mob->setCenterX(tileX + mob->getTileY());
mob->setDirection(tile->direction);
}
} else { // tile->direction = Direction::NegativeY
if (mob->getTileX() < 1 - mob->getTileY()) {
mob->setCenterX(tileX + (1 - mob->getTileY()));
mob->setDirection(tile->direction);
}
}
return;
}
}
}
void World::moveMobs(std::uint64_t delta) {
for (MobPtr mob : m_Mobs) {
TilePtr tile = getTile(mob->getCenter().getX(), mob->getCenter().getY());
if (tile != nullptr && tile->getType() == TileType::Walk) {
WalkableTile* walkTile = dynamic_cast<WalkableTile*>(tile.get());
mob->setDirection(walkTile->direction);
WalkableTilePtr walkTile = std::static_pointer_cast<WalkableTile>(tile);
changeMobDirection(mob, walkTile);
}
if (mob->hasReachedEnemyCastle()) continue;