Files
Mindustry/core/src/mindustry/ai/WaveSpawner.java
2020-03-22 09:28:55 -04:00

139 lines
4.6 KiB
Java

package mindustry.ai;
import arc.*;
import arc.func.*;
import arc.math.*;
import arc.struct.*;
import arc.util.*;
import mindustry.content.*;
import mindustry.entities.*;
import mindustry.game.EventType.*;
import mindustry.game.*;
import mindustry.gen.*;
import mindustry.world.*;
import static mindustry.Vars.*;
public class WaveSpawner{
private static final float margin = 40f, coreMargin = tilesize * 3; //how far away from the edge flying units spawn
private Array<Tile> spawns = new Array<>();
private boolean spawning = false;
public WaveSpawner(){
Events.on(WorldLoadEvent.class, e -> reset());
}
public int countSpawns(){
return spawns.size;
}
public Array<Tile> getSpawns(){
return spawns;
}
/** @return true if the player is near a ground spawn point. */
public boolean playerNear(){
return !player.dead() && spawns.contains(g -> Mathf.dst(g.x * tilesize, g.y * tilesize, player.x(), player.y()) < state.rules.dropZoneRadius && player.team() != state.rules.waveTeam);
}
public void spawnEnemies(){
spawning = true;
for(SpawnGroup group : state.rules.spawns){
int spawned = group.getUnitsSpawned(state.wave - 1);
if(group.type.flying){
float spread = margin / 1.5f;
eachFlyerSpawn((spawnX, spawnY) -> {
for(int i = 0; i < spawned; i++){
Unitc unit = group.createUnit(state.rules.waveTeam);
unit.set(spawnX + Mathf.range(spread), spawnY + Mathf.range(spread));
unit.add();
}
});
}else{
float spread = tilesize * 2;
eachGroundSpawn((spawnX, spawnY, doShockwave) -> {
for(int i = 0; i < spawned; i++){
Tmp.v1.rnd(spread);
Unitc unit = group.createUnit(state.rules.waveTeam);
unit.set(spawnX + Tmp.v1.x, spawnY + Tmp.v1.y);
Time.run(Math.min(i * 5, 60 * 2), () -> spawnEffect(unit));
}
});
}
}
eachGroundSpawn((spawnX, spawnY, doShockwave) -> {
if(doShockwave){
Time.run(20f, () -> Fx.spawnShockwave.at(spawnX, spawnY, state.rules.dropZoneRadius));
Time.run(40f, () -> Damage.damage(state.rules.waveTeam, spawnX, spawnY, state.rules.dropZoneRadius, 99999999f, true));
}
});
Time.runTask(121f, () -> spawning = false);
}
private void eachGroundSpawn(SpawnConsumer cons){
for(Tile spawn : spawns){
cons.accept(spawn.worldx(), spawn.worldy(), true);
}
if(state.rules.attackMode && state.teams.isActive(state.rules.waveTeam) && !state.teams.playerCores().isEmpty()){
Tilec firstCore = state.teams.playerCores().first();
for(Tilec core : state.rules.waveTeam.cores()){
Tmp.v1.set(firstCore).sub(core).limit(coreMargin + core.block().size*tilesize);
cons.accept(core.x() + Tmp.v1.x, core.y() + Tmp.v1.y, false);
}
}
}
private void eachFlyerSpawn(Floatc2 cons){
for(Tile tile : spawns){
float angle = Angles.angle(tile.x, tile.y, world.width()/2, world.height()/2);
float trns = Math.max(world.width(), world.height()) * Mathf.sqrt2 * tilesize;
float spawnX = Mathf.clamp(world.width() * tilesize / 2f + Angles.trnsx(angle, trns), -margin, world.width() * tilesize + margin);
float spawnY = Mathf.clamp(world.height() * tilesize / 2f + Angles.trnsy(angle, trns), -margin, world.height() * tilesize + margin);
cons.get(spawnX, spawnY);
}
if(state.rules.attackMode && state.teams.isActive(state.rules.waveTeam)){
for(Tilec core : state.teams.get(state.rules.waveTeam).cores){
cons.get(core.x(), core.y());
}
}
}
public boolean isSpawning(){
return spawning && !net.client();
}
private void reset(){
spawns.clear();
for(Tile tile : world.tiles){
if(tile.overlay() == Blocks.spawn){
spawns.add(tile);
}
}
}
private void spawnEffect(Unitc unit){
Fx.unitSpawn.at(unit.x(), unit.y(), 0f, unit);
Time.run(30f, () -> {
unit.add();
Fx.spawn.at(unit);
});
}
private interface SpawnConsumer{
void accept(float x, float y, boolean shockwave);
}
}