ボスに着手

2026-07-01 14:08:37 +09:00
parent dd01960204
commit 30ce9cbd0e
12 changed files with 995 additions and 20 deletions
--- a/Assets/Scripts/SpiderIdleState.cs
+++ b/Assets/Scripts/SpiderIdleState.cs
@@ -0,0 +1,334 @@
+using UnityEngine;
+
+// ==========================================
+// ■ STATE: IDLE (待機状態)
+// ==========================================
+public class SpiderIdleState : ISpiderState
+{
+    private BossController boss;
+    public SpiderIdleState(BossController owner) => boss = owner;
+
+    public void EnterState() => boss.Anim.SetTrigger("Idle");
+    public void ExitState() { }
+
+    public void UpdateState()
+    {
+        if (boss.Player == null) return;
+
+        // プレイヤーを検知したら即座に追跡へ
+        if (Vector3.Distance(boss.transform.position, boss.Player.position) <= boss.chaseRange)
+        {
+            boss.ChangeState<SpiderChaseState>();
+        }
+    }
+}
+
+// ==========================================
+// ■ STATE: CHASE (追跡・行動分岐状態)
+// ==========================================
+public class SpiderChaseState : ISpiderState
+{
+    private BossController boss;
+    private float decisionCooldown = 0f;
+
+    public SpiderChaseState(BossController owner) => boss = owner;
+
+    public void EnterState() => boss.Agent.isStopped = false;
+    public void ExitState() => boss.Agent.isStopped = true;
+
+    public void UpdateState()
+    {
+        if (boss.Player == null) return;
+
+        // NavMeshでの追従
+        boss.Agent.SetDestination(boss.Player.position);
+        boss.Anim.SetFloat("Speed", boss.Agent.velocity.magnitude);
+
+        // ディシジョン（思考）タイマーの更新
+        decisionCooldown -= Time.deltaTime;
+        if (decisionCooldown > 0f) return;
+
+        float distance = Vector3.Distance(boss.transform.position, boss.Player.position);
+
+        // 1. 至近距離 ➔ 通常噛みつき
+        if (distance <= boss.biteRange)
+        {
+            boss.ChangeState<SpiderBiteState>();
+            decisionCooldown = 2f;
+        }
+        // 2. 中距離 ➔ 走って体当たり攻撃
+        else if (distance > boss.biteRange && distance <= boss.chaseRange * 0.6f)
+        {
+            boss.ChangeState<SpiderChargeState>();
+            decisionCooldown = 5f;
+        }
+    }
+}
+
+// ==========================================
+// ■ STATE: BITE (通常噛みつき - パリィ可)
+// ==========================================
+public class SpiderBiteState : ISpiderState
+{
+    private BossController boss;
+    private float stateTimer;
+
+    public SpiderBiteState(BossController owner) => boss = owner;
+
+    public void EnterState()
+    {
+        stateTimer = 1.5f; // 攻撃アニメーションの想定想定想定
+        boss.Anim.SetTrigger("Attack_Bite");
+        Debug.Log("🎯 蜘蛛ボス：噛みつき攻撃！（パリィ受付中）");
+    }
+
+    public void ExitState() { }
+
+    public void UpdateState()
+    {
+        stateTimer -= Time.deltaTime;
+        if (stateTimer <= 0f)
+        {
+            // 攻撃が終わったら、フェーズ移行チェックを挟みつつ追跡に戻る
+            if (boss.PendingUltimate) boss.ChangeState<SpiderJumpToCeilingState>();
+            else boss.ChangeState<SpiderChaseState>();
+        }
+    }
+}
+
+// ==========================================
+// ■ STATE: CHARGE (走って体当たり突進 - パリィ可)
+// ==========================================
+public class SpiderChargeState : ISpiderState
+{
+    private BossController boss;
+    private float roarTimer;
+    private float chargeTimer;
+    private Vector3 chargeDirection;
+    private bool isChargingPhase;
+
+    public SpiderChargeState(BossController owner) => boss = owner;
+
+    public void EnterState()
+    {
+        roarTimer = 1.5f;
+        chargeTimer = boss.chargeDuration;
+        isChargingPhase = false;
+
+        boss.Agent.enabled = false; // 移動をマニュアル制御するためNavMeshを切る
+
+        // 1. まず「威嚇の咆哮」アニメーションをトリガー
+        boss.Anim.SetTrigger("Attack_Roar");
+        Debug.Log("🔊 蜘蛛ボス：走る前に威嚇の咆哮中...（この間にプレイヤーはパリィの構えが可能）");
+    }
+
+    public void ExitState()
+    {
+        boss.Anim.SetBool("IsCharging", false);
+        boss.Agent.enabled = true;
+    }
+
+    public void UpdateState()
+    {
+        // フェーズ1：威嚇中（その場で動かない）
+        if (!isChargingPhase)
+        {
+            roarTimer -= Time.deltaTime;
+
+            // 威嚇中もプレイヤーの方向をじっと見据える（ロックオン演出）
+            if (boss.Player != null)
+            {
+                Vector3 lookDir = (boss.Player.position - boss.transform.position).normalized;
+                lookDir.y = 0;
+                if (lookDir != Vector3.zero) boss.transform.rotation = Quaternion.Slerp(boss.transform.rotation, Quaternion.LookRotation(lookDir), Time.deltaTime * 5f);
+            }
+
+            if (roarTimer <= 0f)
+            {
+                // 威嚇終了、ここから本番の突進フェーズへ
+                isChargingPhase = true;
+                boss.Anim.SetTrigger("ChargeStart");
+                boss.Anim.SetBool("IsCharging", true);
+
+                if (boss.Player != null)
+                {
+                    chargeDirection = (boss.Player.position - boss.transform.position).normalized;
+                    chargeDirection.y = 0;
+                    boss.transform.rotation = Quaternion.LookRotation(chargeDirection);
+                }
+            }
+            return;
+        }
+
+        // フェーズ2：突進中（直線移動を実行。ここからプレイヤーはパリィ可能）
+        boss.transform.position += chargeDirection * boss.chargeSpeed * Time.deltaTime;
+
+        chargeTimer -= Time.deltaTime;
+        if (chargeTimer <= 0f)
+        {
+            boss.ChangeState<SpiderChaseState>();
+        }
+    }
+}
+
+// ==========================================
+// ■ STATE: JUMP TO CEILING (天井への大ジャンプ)
+// ==========================================
+public class SpiderJumpToCeilingState : ISpiderState
+{
+    private BossController boss;
+    private float roarTimer;
+    private float jumpProgress;
+    private Vector3 startPos;
+    private bool isJumpingPhase;
+
+    public SpiderJumpToCeilingState(BossController owner) => boss = owner;
+
+    public void EnterState()
+    {
+        roarTimer = 2.0f; // ★天井に飛ぶ前の大威嚇の時間 (2.0秒)
+        jumpProgress = 0f;
+        startPos = boss.transform.position;
+        isJumpingPhase = false;
+
+        boss.Agent.enabled = false;
+
+        // 1. 必殺技移行を知らせる威嚇の咆哮
+        boss.Anim.SetTrigger("Attack_Roar");
+        Debug.Log("🚨 蜘蛛ボス：必殺技前の一大威嚇（咆哮）！ このあと天井へ飛びます。");
+    }
+
+    public void ExitState() { }
+
+    public void UpdateState()
+    {
+        // フェーズ1：飛び立つ前の威嚇ポーズ（その場で足止め）
+        if (!isJumpingPhase)
+        {
+            roarTimer -= Time.deltaTime;
+            if (roarTimer <= 0f)
+            {
+                isJumpingPhase = true;
+                boss.Anim.SetTrigger("JumpUp"); // ジャンプアニメーションへ
+            }
+            return;
+        }
+
+        // フェーズ2：本来の大ジャンプ空中移動
+        if (boss.ceilingAnchor == null) return;
+
+        jumpProgress += Time.unscaledDeltaTime * 1.5f;
+
+        Vector3 currentPos = Vector3.Lerp(startPos, boss.ceilingAnchor.position, jumpProgress);
+        currentPos.y += Mathf.Sin(jumpProgress * Mathf.PI) * 3f;
+
+        boss.transform.position = currentPos;
+
+        if (jumpProgress >= 1f)
+        {
+            boss.transform.position = boss.ceilingAnchor.position;
+            boss.ChangeState<SpiderCeilingAttackState>();
+        }
+    }
+}
+
+// ==========================================
+// ■ STATE: CEILING ATTACK (必殺技：天井糸吐き)
+// ==========================================
+public class SpiderCeilingAttackState : ISpiderState
+{
+    private BossController boss;
+    private float stateDuration = 7.0f; // 必殺技全体の長さ（秒）
+    private float shotInterval = 0.4f;   // 糸を降らせる間隔
+    private float timer = 0f;
+    private float shotTimer = 0f;
+
+    public SpiderCeilingAttackState(BossController owner) => boss = owner;
+
+    public void EnterState()
+    {
+        timer = stateDuration;
+        shotTimer = 0f;
+        boss.Anim.SetBool("IsOnCeiling", true);
+        boss.PendingUltimate = false; // 発動権を消化
+        Debug.Log("🕸️ 蜘蛛ボス：天井から無数の糸を乱射中！");
+    }
+
+    public void ExitState()
+    {
+        boss.Anim.SetBool("IsOnCeiling", false);
+        // 地上の着地座標へ位置をリセットしてNavMeshを復帰
+        if (boss.groundAnchor != null) boss.transform.position = boss.groundAnchor.position;
+        boss.Agent.enabled = true;
+        boss.Anim.SetTrigger("Land");
+    }
+
+    public void UpdateState()
+    {
+        timer -= Time.deltaTime;
+        shotTimer -= Time.deltaTime;
+
+        if (shotTimer <= 0f)
+        {
+            ExecuteRandomWebAttack();
+            shotTimer = shotInterval;
+        }
+
+        // 時間が来たら、地上へ復帰
+        if (timer <= 0f)
+        {
+            boss.ChangeState<SpiderChaseState>();
+        }
+    }
+
+    private void ExecuteRandomWebAttack()
+    {
+        // ボスの中央（地上座標）を基準に、ランダムな円内に糸を降らせる
+        Vector2 randomCircle = Random.insideUnitCircle * boss.attackRadius;
+        Vector3 targetGroundPos = new Vector3(
+            boss.groundAnchor.position.x + randomCircle.x,
+            boss.groundAnchor.position.y,
+            boss.groundAnchor.position.z + randomCircle.y
+        );
+
+        // 予兆を出し、1.0秒後に2.5秒間残る糸を生成する
+        boss.SpawnWarningAndWeb(targetGroundPos, 1.0f, 2.5f);
+    }
+}
+
+// ==========================================
+// ■ STATE: STUN (チャンスタイム - パリィ成功時)
+// ==========================================
+public class SpiderStunState : ISpiderState
+{
+    private BossController boss;
+    private float stunTimer;
+
+    public SpiderStunState(BossController owner) => boss = owner;
+
+    public void EnterState()
+    {
+        stunTimer = 4.0f; // 4秒間の完全な無防備状態（チャンスタイム）
+        boss.Anim.SetTrigger("StunStart");
+        boss.Anim.SetBool("IsStunned", true);
+        if (boss.Agent.enabled) boss.Agent.isStopped = true;
+        Debug.Log("🛡️ パリィ成功！ 蜘蛛ボスがひっくり返ってスタン中！ チャンスタイム！");
+    }
+
+    public void ExitState()
+    {
+        boss.Anim.SetBool("IsStunned", false);
+        if (boss.Agent.enabled) boss.Agent.isStopped = false;
+    }
+
+    public void UpdateState()
+    {
+        stunTimer -= Time.deltaTime;
+        if (stunTimer <= 0f)
+        {
+            // スンが明けたら、もしHPトリガーが裏で引かれていれば優先して天井へ
+            if (boss.PendingUltimate) boss.ChangeState<SpiderJumpToCeilingState>();
+            else boss.ChangeState<SpiderChaseState>();
+        }
+    }
+}