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refactor enemy update

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This commit is contained in:
Matthieu Jolimaitre 2024-04-10 03:38:55 +02:00
parent 5da4bcc64e
commit db1db1e519
1 changed files with 21 additions and 14 deletions
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35
server/entities/enemy.ts
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@ -17,20 +17,26 @@ export class CompEnemy {
this.life = 10;
}
get_target_pos(engine: Engine) {
if (this.target === null) return null;
const result = engine.one(Query.with(CompId).filter(([c]) => c.id === this.target).with(CompPos));
if (result === null) return null;
const [_, pos] = result;
return pos.pos;
}
find_target_from(engine: Engine, pos: Vec2, range: number) {
const radius = v2(range, range);
const found = engine.one(Query.with(CompPlayer).with(CompId).and(query_in_rect(pos.sub(radius), pos.add(radius))));
if (found === null) return this.target = null;
if (found === null) {
this.target = null;
return;
}
const [_, id, __] = found;
return this.target = id.id;
this.target = id.id;
}
get_target_pos(engine: Engine) {
if (this.target === null) return null;
const result = engine.one(Query.with(CompId).filter(([c]) => c.id === this.target).with(CompPos));
if (result === null) {
this.target = null;
return null;
}
const [_, pos] = result;
return pos.pos;
}
}
@ -47,14 +53,15 @@ export function sys_spawn_enemy(pos: Vec2) {
}
export function sys_update_enemy() {
const trigger_range = 5;
const forget_range = 10;
return (engine: Engine) => {
for (const [enemy, enemy_pos] of engine.all(Query.with(CompEnemy).with(CompPos))) {
if (enemy.target === null) enemy.find_target_from(engine, enemy_pos.pos, 3);
if (enemy.target === null) continue;
if (enemy.target === null) enemy.find_target_from(engine, enemy_pos.pos, trigger_range);
const pos = enemy.get_target_pos(engine);
assert(pos !== null);
if (pos === null) continue;
const direction = pos.sub(enemy_pos.pos);
if (direction.len() <= 5) {
if (direction.len() <= forget_range) {
const displacement = direction.normalize();
const moved = enemy_pos.move_collide(engine, displacement);
if (!moved) {