Update game.js

game.js

@@ -836,6 +836,21 @@ class Enemy {
     this.adjustTankTilt();
 }
 
+checkLineOfSight(targetPosition) {
+    if (!this.mesh) return false;
+
+    const startPos = this.mesh.position.clone();
+    startPos.y += 2; // 포탑 높이
+    const direction = new THREE.Vector3()
+        .subVectors(targetPosition, startPos)
+        .normalize();
+    const distance = startPos.distanceTo(targetPosition);
+
+    const raycaster = new THREE.Raycaster(startPos, direction, 0, distance);
+    const intersects = raycaster.intersectObjects(window.gameInstance.obstacles, true);
+
+    return intersects.length === 0;
+}
 
 findAlternativePath(playerPosition) {
     const currentPos = this.mesh.position.clone();
@@ -872,6 +887,13 @@ findAlternativePath(playerPosition) {
     return null;
 }
 
+checkPathClear(start, end) {
+    const direction = new THREE.Vector3().subVectors(end, start).normalize();
+    const distance = start.distanceTo(end);
+    const raycaster = new THREE.Raycaster(start, direction, 0, distance);
+    const intersects = raycaster.intersectObjects(window.gameInstance.obstacles, true);
+    return intersects.length === 0;
+}
 
   async initialize(loader) {
         try {
@@ -898,22 +920,56 @@ findAlternativePath(playerPosition) {
 
    // 시야 확인 메서드 (기존 코드 수정)
     checkLineOfSight(playerPosition) {
-    if (!this.mesh) return false;
+        if (!this.mesh) return false;
 
-    const startPos = this.mesh.position.clone();
-    startPos.y += 2; // 포탑 높이에서 시작
-    
-    const direction = new THREE.Vector3()
-        .subVectors(playerPosition, startPos)
-        .normalize();
-    const distance = startPos.distanceTo(playerPosition);
+        const startPos = this.mesh.position.clone();
+        startPos.y += 2; // 포탑 높이
+        const direction = new THREE.Vector3()
+            .subVectors(playerPosition, startPos)
+            .normalize();
+        const distance = startPos.distanceTo(playerPosition);
 
-    const raycaster = new THREE.Raycaster(startPos, direction, 0, distance);
-    const intersects = raycaster.intersectObjects(window.gameInstance.obstacles, true);
+        const raycaster = new THREE.Raycaster(startPos, direction, 0, distance);
+        const intersects = raycaster.intersectObjects(window.gameInstance.obstacles, true);
 
-    // 장애물이 있을 경우 false 반환
-    return intersects.length === 0;
-}
+        // 장애물과의 충돌이 있는지 확인
+        return intersects.length === 0;
+    }
+    // 대체 경로 찾기 메서드
+    findAlternativePath(playerPosition) {
+        const currentPos = this.mesh.position.clone();
+        const directionToPlayer = new THREE.Vector3()
+            .subVectors(playerPosition, currentPos)
+            .normalize();
+
+        // 좌우 90도 방향 계산
+        const leftDirection = new THREE.Vector3()
+            .copy(directionToPlayer)
+            .applyAxisAngle(new THREE.Vector3(0, 1, 0), Math.PI / 2);
+        const rightDirection = new THREE.Vector3()
+            .copy(directionToPlayer)
+            .applyAxisAngle(new THREE.Vector3(0, 1, 0), -Math.PI / 2);
+
+        // 좌우 30미터 지점 확인
+        const checkDistance = 30;
+        const leftPoint = currentPos.clone().add(leftDirection.multiplyScalar(checkDistance));
+        const rightPoint = currentPos.clone().add(rightDirection.multiplyScalar(checkDistance));
+
+        // 각 방향의 장애물 체크
+        const leftClear = this.checkPathClear(currentPos, leftPoint);
+        const rightClear = this.checkPathClear(currentPos, rightPoint);
+
+        if (leftClear && rightClear) {
+            // 둘 다 가능하면 랜덤 선택
+            return Math.random() < 0.5 ? leftPoint : rightPoint;
+        } else if (leftClear) {
+            return leftPoint;
+        } else if (rightClear) {
+            return rightPoint;
+        }
+
+        return null;
+    }
     // 경로 유효성 확인
     checkPathClear(start, end) {
         const direction = new THREE.Vector3().subVectors(end, start).normalize();
@@ -1521,7 +1577,7 @@ class Game {
         this.obstacles = [];
     }
 
-    const BUILDING_COUNT = 50; // 바위 대신 건물로 변경
+    const BUILDING_COUNT = 70; // 바위 대신 건물로 변경
     const buildingModels = [
         'models/house1.glb',
         'models/house2.glb',
@@ -2317,52 +2373,47 @@ updateCrosshair() {
     }
 
    animate() {
-    if (this.isGameOver) {
-        if (this.animationFrameId) {
-            cancelAnimationFrame(this.animationFrameId);
-        }
-        return;
-    }
+       if (this.isGameOver) {
+           if (this.animationFrameId) {
+               cancelAnimationFrame(this.animationFrameId);
+           }
+           return;
+       }
 
-    this.animationFrameId = requestAnimationFrame(() => this.animate());
-    
-    // 게임이 시작되지 않았으면 렌더링만 수행
-    if (!this.isStarted) {
-        this.renderer.render(this.scene, this.camera);
-        return;
-    }
+       this.animationFrameId = requestAnimationFrame(() => this.animate());
+           // 게임이 시작되지 않았으면 렌더링만 수행
+        if (!this.isStarted) {
+            this.renderer.render(this.scene, this.camera);
+            return;
+        }
 
-    const currentTime = performance.now();
-    const deltaTime = (currentTime - this.lastTime) / 1000;
-    this.lastTime = currentTime;
+       const currentTime = performance.now();
+       const deltaTime = (currentTime - this.lastTime) / 1000;
+       this.lastTime = currentTime;
 
-    if (!this.isLoading) {
-        this.handleMovement();
-        this.tank.update(this.mouse.x, this.mouse.y, this.scene);
-        
-        const tankPosition = this.tank.getPosition();
-        
-        // 각 적 탱크 업데이트
-        this.enemies.forEach(enemy => {
-            enemy.update(tankPosition);
-            
-            // 적이 로드되었고, 시야 확보되었을 때만 발사
-            if (enemy.isLoaded && 
-                enemy.checkLineOfSight(tankPosition) && 
-                enemy.mesh.position.distanceTo(tankPosition) < ENEMY_CONFIG.ATTACK_RANGE) {
-                enemy.shoot(tankPosition);
-            }
-        });
-
-        this.updateEnemyLabels();
-        this.updateParticles();
-        this.checkCollisions();
-        this.updateUI();
-        this.updateRadar();
-        this.updateCrosshair();
-    }
-    
-    this.renderer.render(this.scene, this.camera);
+       if (!this.isLoading) {
+           this.handleMovement();
+           this.tank.update(this.mouse.x, this.mouse.y, this.scene);
+           
+           const tankPosition = this.tank.getPosition();
+           this.enemies.forEach(enemy => {
+               enemy.update(tankPosition);
+               
+               if (enemy.isLoaded && enemy.mesh.position.distanceTo(tankPosition) < ENEMY_CONFIG.ATTACK_RANGE) {
+                   enemy.shoot(tankPosition);
+               }
+           });
+            this.updateEnemyLabels(); // 적 라벨 업데이트 추가
+           this.updateParticles();
+           this.checkCollisions();
+           this.updateUI();
+           this.updateRadar(); // 레이더 업데이트 추가
+           // 크로스헤어 업데이트 추가
+          this.updateCrosshair();
+       }
+       
+       this.renderer.render(this.scene, this.camera);
+   }
 }
 
 // Start game