🐛 fix(mario.js): adjust jumpHeight and gravity values to improve Mari…

…o's jumping behavior

✨ feat(mario.js): refactor jump() method to use velocity-based jumping instead of fixed jump heights for more realistic jumping physics

src/mario.js

@@ -1,8 +1,8 @@
 import DomManager from './domManager.js';
 
 class Mario {
-  static maxHeight = 250;
-  static jumpHeight = 10;
+  static jumpHeight = 18;
+  static gravity = 0.4; // 중력 가속도
 
   constructor({ defaultBottom = 50, className = 'mario' } = {}) {
     this.defaultBottom = defaultBottom;
@@ -16,26 +16,21 @@ class Mario {
   }
 
   jump() {
-    if (this.isJumping) return; // 이미 점프 중이면 추가 점프를 방지
+    if (this.isJumping) return;
 
     this.isJumping = true;
     let jumpCount = 0;
-
-    const down = () => {
-      const nextBottom = this.defaultBottom + --jumpCount * Mario.jumpHeight;
-      this.element.style.bottom = nextBottom + 'px';
-      if (nextBottom > this.defaultBottom) requestAnimationFrame(down);
-      else this.isJumping = false;
-    };
+    let velocity = Mario.jumpHeight;
 
     const up = () => {
-      const nextBottom = this.defaultBottom + ++jumpCount * Mario.jumpHeight;
+      jumpCount++;
+      velocity = Math.max(velocity - Mario.gravity, 0);
+      let nextBottom = jumpCount * velocity + this.defaultBottom;
+
       this.element.style.bottom = nextBottom + 'px';
-      if (nextBottom < Mario.maxHeight) {
-        requestAnimationFrame(up);
-      } else {
-        setTimeout(down, 50); // 최고점에 도달한 후에 지연
-      }
+
+      if (nextBottom > this.defaultBottom) requestAnimationFrame(up);
+      else this.isJumping = false;
     };
 
     up();