public TaskAttack(Direction dir) {
if (!Global.CanMoveDiagonal && !dir.isCardinal()) {
throw new RuntimeException("Invalid attack direction: " + dir.toString());
}
this.dir = dir;
}
@Override
public void processTask(GameEntity obj) {
// Collect data
GameTile oldTile = obj.tile[0][0];
int newX = oldTile.x + dir.getX();
int newY = oldTile.y + dir.getY();
GameTile newTile = oldTile.level.getGameTile(newX, newY);
Item wep = obj.getInventory().getEquip(EquipmentSlot.WEAPON);
Array<GameTile> hitTiles = buildHitTileArray(obj, dir);
// Check if should attack something
boolean hitSomething = false;
for (GameTile tile : hitTiles) {
if (tile.entity != null && !tile.entity.isAllies(obj)) {
hitSomething = true;
break;
}
if (tile.environmentEntity != null
&& tile.environmentEntity.canTakeDamage
&& !tile.environmentEntity.passableBy.intersect(obj.getTravelType())) {
hitSomething = true;
}
}
// Do attack
if (hitSomething) {
doAttack(hitTiles, obj, wep);
// do graphics stuff
obj.sprite.spriteAnimation = new BumpAnimation(0.1f, dir);
}
}
public static Array<Point> buildAllDirectionHitTiles(GameEntity entity) {
Array<Point> points = new Array<Point>();
Item weapon = entity.getInventory().getEquip(EquipmentSlot.WEAPON);
for (Direction dir : Direction.values()) {
if (Global.CanMoveDiagonal || dir.isCardinal()) {
int xstep = 0;
int ystep = 0;
int sx = 0;
int sy = 0;
if (dir == Direction.NORTH) {
sx = 0;
sy = entity.size - 1;
xstep = 1;
ystep = 0;
} else if (dir == Direction.SOUTH) {
sx = 0;
sy = 0;
xstep = 1;
ystep = 0;
} else if (dir == Direction.EAST) {
sx = entity.size - 1;
sy = 0;
xstep = 0;
ystep = 1;
} else if (dir == Direction.WEST) {
sx = 0;
sy = 0;
xstep = 0;
ystep = 1;
}
for (int i = 0; i < entity.size; i++) {
GameTile attackerTile = entity.tile[sx + xstep * i][sy + ystep * i];
if (weapon != null && weapon.wepDef != null) {
Matrix3 mat = new Matrix3();
mat.setToRotation(dir.getAngle());
Vector3 vec = new Vector3();
for (Point point : weapon.wepDef.hitPoints) {
vec.set(point.x, point.y, 0);
vec.mul(mat);
int dx = Math.round(vec.x);
int dy = Math.round(vec.y);
Point pos = Global.PointPool.obtain().set(attackerTile.x + dx, attackerTile.y + dy);
points.add(pos);
}
} else {
Point pos =
Global.PointPool.obtain()
.set(attackerTile.x + dir.getX(), attackerTile.y + dir.getY());
points.add(pos);
}
}
}
}
// restrict by visibility and remove duplicates
Array<Point> visibleTiles = entity.visibilityCache.getCurrentShadowCast();
Iterator<Point> itr = points.iterator();
while (itr.hasNext()) {
Point pos = itr.next();
boolean matchFound = false;
// Remove not visible
for (Point point : visibleTiles) {
if (point.x == pos.x && point.y == pos.y) {
matchFound = true;
break;
}
}
// Remove duplicates
for (int i = 0; i < points.size; i++) {
Point opos = points.get(i);
if (opos != pos && opos.x == pos.x && opos.y == pos.y) {
matchFound = false;
break;
}
}
if (!matchFound) {
itr.remove();
Global.PointPool.free(pos);
}
}
return points;
}
private void doAttack(Array<GameTile> hitTiles, final GameEntity entity, Item weapon) {
final GameTile source = entity.tile[0][0];
// Get all the attacked tiles
Array<GameTile> attackedTiles = new Array<GameTile>();
if (weapon == null
|| weapon.wepDef == null
|| weapon.wepDef.hitType == Item.WeaponDefinition.HitType.ALL) {
attackedTiles.addAll(hitTiles);
} else if (weapon.wepDef.hitType == Item.WeaponDefinition.HitType.CLOSEST) {
int num = weapon.wepDef.hitData != null ? Integer.parseInt(weapon.wepDef.hitData) : 1;
Array<GameTile> validEntityTiles = new Array<GameTile>();
Array<GameTile> validEnvironmentTiles = new Array<GameTile>();
// Get tiles valid to hit
for (GameTile tile : hitTiles) {
if (tile.entity != null && !tile.entity.isAllies(entity)) {
validEntityTiles.add(tile);
} else if (tile.environmentEntity != null && tile.environmentEntity.canTakeDamage) {
validEnvironmentTiles.add(tile);
}
}
Comparator<GameTile> comp =
new Comparator<GameTile>() {
@Override
public int compare(GameTile o1, GameTile o2) {
int dist1 = Math.abs(o1.x - source.x) + Math.abs(o1.y - source.y);
int dist2 = Math.abs(o2.x - source.x) + Math.abs(o2.y - source.y);
return dist1 - dist2;
}
};
// sort by distance
validEntityTiles.sort(comp);
validEnvironmentTiles.sort(comp);
for (int i = 0; i < num && i < validEntityTiles.size; i++) {
attackedTiles.add(validEntityTiles.get(i));
}
for (int i = 0; i < num - validEntityTiles.size && i < validEnvironmentTiles.size; i++) {
attackedTiles.add(validEnvironmentTiles.get(i));
}
} else if (weapon.wepDef.hitType == Item.WeaponDefinition.HitType.RANDOM) {
int num = weapon.wepDef.hitData != null ? Integer.parseInt(weapon.wepDef.hitData) : 1;
Array<GameTile> validEntityTiles = new Array<GameTile>();
Array<GameTile> validEnvironmentTiles = new Array<GameTile>();
// Get tiles valid to hit
for (GameTile tile : hitTiles) {
if (tile.entity != null && !tile.entity.isAllies(entity)) {
validEntityTiles.add(tile);
} else if (tile.environmentEntity != null && tile.environmentEntity.canTakeDamage) {
validEnvironmentTiles.add(tile);
}
}
if (validEntityTiles.size > 0) {
for (int i = 0; i < num; i++) {
attackedTiles.add(validEntityTiles.random());
}
} else if (validEnvironmentTiles.size > 0) {
for (int i = 0; i < num; i++) {
attackedTiles.add(validEnvironmentTiles.random());
}
}
}
Sprite hitEffect = null;
if (weapon == null) {
hitEffect = entity.defaultHitEffect;
} else {
hitEffect = weapon.getWeaponHitEffect();
}
Point minPoint = Global.PointPool.obtain().set(Integer.MAX_VALUE, Integer.MAX_VALUE);
Point maxPoint = Global.PointPool.obtain().set(0, 0);
int hitCount = weapon != null && weapon.wepDef != null ? weapon.wepDef.hitCount : 1;
float animdelay = 0;
for (int i = 0; i < hitCount; i++) {
// Do the attack
for (GameTile tile : attackedTiles) {
// do misses
int hitPercent = weapon != null && weapon.wepDef != null ? weapon.wepDef.hitPercent : 100;
if (hitPercent < 100) {
if (MathUtils.random(100) > hitPercent) {
// Argh! a miss! Hit a random surrounding tile
Direction dir = Direction.values()[MathUtils.random(Direction.values().length - 1)];
GameTile newTile = tile.level.getGameTile(tile.x + dir.getX(), tile.y + dir.getY());
if (newTile != null) {
tile = newTile;
}
}
}
if (weapon == null
|| weapon.wepDef == null
|| weapon.wepDef.hitType != Item.WeaponDefinition.HitType.ALL) {
int[] diff = tile.getPosDiff(source);
Sprite sprite = hitEffect.copy();
if (sprite.spriteAnimation != null) {
int distMoved = (Math.abs(diff[0]) + Math.abs(diff[1])) / Global.TileSize;
sprite.spriteAnimation.set(0.05f * distMoved, diff);
}
Vector2 vec = new Vector2(diff[0] * -1, diff[1] * -1);
vec.nor();
float x = vec.x;
float y = vec.y;
double dot = 0 * x + 1 * y; // dot product
double det = 0 * y - 1 * x; // determinant
float angle = (float) Math.atan2(det, dot) * MathUtils.radiansToDegrees;
sprite.rotation = angle;
sprite.renderDelay = animdelay;
animdelay += 0.1f;
boolean isMoving =
sprite.spriteAnimation != null && sprite.spriteAnimation instanceof MoveAnimation;
final SoundInstance sound = hitEffect.sound;
final GameTile hitTile = tile;
final GameEntity hitEntity = hitTile.entity;
final EnvironmentEntity hitEnvEntity = hitTile.environmentEntity;
sprite.spriteAction =
new SpriteAction(
isMoving ? SpriteAction.FirePoint.End : SpriteAction.FirePoint.Start) {
@Override
public void evaluate() {
// do on hit
for (GameEventHandler handler : entity.getAllHandlers()) {
handler.onHit(entity, hitTile);
}
if (hitEntity != null && !hitEntity.isAllies(entity)) {
entity.attack(hitEntity, dir);
} else if (hitEnvEntity != null
&& !hitEnvEntity.passableBy.intersect(entity.getTravelType())) {
entity.attack(hitEnvEntity, dir);
}
if (sound != null) {
sound.play(hitTile);
}
}
};
SpriteEffect effect =
new SpriteEffect(
sprite,
Direction.CENTER,
weapon != null && weapon.light != null ? weapon.light.copyNoFlag() : null);
tile.spriteEffects.add(effect);
} else {
// do on hit
for (GameEventHandler handler : entity.getAllHandlers()) {
handler.onHit(entity, tile);
}
if (tile.entity != null && !tile.entity.isAllies(entity)) {
entity.attack(tile.entity, dir);
} else if (tile.environmentEntity != null
&& !tile.environmentEntity.passableBy.intersect(entity.getTravelType())) {
entity.attack(tile.environmentEntity, dir);
}
if (tile.x < minPoint.x) {
minPoint.x = tile.x;
}
if (tile.x > maxPoint.x) {
maxPoint.x = tile.x;
}
if (tile.y < minPoint.y) {
minPoint.y = tile.y;
}
if (tile.y > maxPoint.y) {
maxPoint.y = tile.y;
}
}
}
}
if (weapon != null
&& weapon.wepDef != null
&& weapon.wepDef.hitType == Item.WeaponDefinition.HitType.ALL) {
// Use a joined sprite
Sprite sprite = hitEffect.copy();
sprite.rotation = dir.getAngle();
sprite.baseScale[0] = (maxPoint.x - minPoint.x) + 1;
sprite.baseScale[1] = (maxPoint.y - minPoint.y) + 1;
if (dir == Direction.WEST || dir == Direction.EAST) {
float temp = sprite.baseScale[0];
sprite.baseScale[0] = sprite.baseScale[1];
sprite.baseScale[1] = temp;
}
SpriteEffect effect =
new SpriteEffect(
sprite,
Direction.CENTER,
weapon != null && weapon.light != null ? weapon.light.copyNoFlag() : null);
int px = minPoint.x;
int py = minPoint.y;
float dx = (maxPoint.x - minPoint.x) / 2.0f;
float dy = (maxPoint.y - minPoint.y) / 2.0f;
px += dir.getX() < 0 ? Math.ceil(dx) : Math.floor(dx);
py += dir.getY() < 0 ? Math.ceil(dy) : Math.floor(dy);
GameTile tile = attackedTiles.first().level.getGameTile(px, py);
tile.spriteEffects.add(effect);
SoundInstance sound = hitEffect.sound;
if (sound != null) {
sound.play(tile);
}
}
}
public static Array<GameTile> buildHitTileArray(GameEntity attacker, Direction dir) {
Array<GameTile> tiles = new Array<GameTile>();
Item weapon = attacker.getInventory().getEquip(EquipmentSlot.WEAPON);
int xstep = 0;
int ystep = 0;
int sx = 0;
int sy = 0;
if (dir == Direction.NORTH) {
sx = 0;
sy = attacker.size - 1;
xstep = 1;
ystep = 0;
} else if (dir == Direction.SOUTH) {
sx = 0;
sy = 0;
xstep = 1;
ystep = 0;
} else if (dir == Direction.EAST) {
sx = attacker.size - 1;
sy = 0;
xstep = 0;
ystep = 1;
} else if (dir == Direction.WEST) {
sx = 0;
sy = 0;
xstep = 0;
ystep = 1;
}
for (int i = 0; i < attacker.size; i++) {
GameTile attackerTile = attacker.tile[sx + xstep * i][sy + ystep * i];
if (weapon != null && weapon.wepDef != null) {
Matrix3 mat = new Matrix3();
mat.setToRotation(dir.getAngle());
Vector3 vec = new Vector3();
for (Point point : weapon.wepDef.hitPoints) {
vec.set(point.x, point.y, 0);
vec.mul(mat);
int dx = Math.round(vec.x);
int dy = Math.round(vec.y);
GameTile tile = attackerTile.level.getGameTile(attackerTile.x + dx, attackerTile.y + dy);
if (tile != null) {
tiles.add(tile);
}
}
} else {
tiles.add(
attackerTile.level.getGameTile(
attackerTile.x + dir.getX(), attackerTile.y + dir.getY()));
}
}
// restrict by visibility and remove duplicates
Array<Point> visibleTiles = attacker.visibilityCache.getCurrentShadowCast();
Iterator<GameTile> itr = tiles.iterator();
while (itr.hasNext()) {
GameTile tile = itr.next();
boolean matchFound = false;
// Remove not visible
for (Point point : visibleTiles) {
if (point.x == tile.x && point.y == tile.y) {
matchFound = true;
break;
}
}
// Remove duplicates
for (int i = 0; i < tiles.size; i++) {
GameTile otile = tiles.get(i);
if (otile != tile && otile.x == tile.x && otile.y == tile.y) {
matchFound = false;
break;
}
}
if (!matchFound) {
itr.remove();
}
}
return tiles;
}
