From b05fb89bc55da219c2db2768e70b50ba3207ef4c Mon Sep 17 00:00:00 2001
From: Ilia Mashkov <hikkikomori7@gmail.com>
Date: Sun, 19 Jul 2026 13:20:10 +0300
Subject: [PATCH] =?UTF-8?q?feat(ball):=20=D0=94=D0=BE=D0=B1=D0=B0=D0=B2?=
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---
 src/config.js             |  2 ++
 src/entities/ball/ball.js | 18 ++++++++++++++++++
 src/game.js               |  6 +++++-
 src/lib/tick/tick.js      |  3 +--
 4 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/src/config.js b/src/config.js
index 14bae67..c61245a 100644
--- a/src/config.js
+++ b/src/config.js
@@ -9,6 +9,8 @@ export const PADDLE_SECTOR_AMOUNT = 20;
 
 export const BALL_RADIUS = 10;
 export const BALL_SPEED = 3;
+export const BALL_SPEED_LEVEL_STEP = 2;
+export const BALL_SPEED_TIME_STEP = 0.002;
 export const BALL_INITIAL_ANGLE = 0;
 
 export const BRICK_WIDTH = 40;
diff --git a/src/entities/ball/ball.js b/src/entities/ball/ball.js
index edeab9b..a265bc2 100644
--- a/src/entities/ball/ball.js
+++ b/src/entities/ball/ball.js
@@ -56,4 +56,22 @@ export class Ball {
       this.status = 'moving';
     }
   }
+
+  /**
+   * Увеличивает скорость мяча не меняя направление
+   * @param {number} step положительное числовое значение прибавки к скорости
+   */
+  increaseSpeed(step) {
+    if (this.speed <= 0) {
+      return;
+    }
+
+    const magnifyingCoeficient = (this.speed + step) / this.speed;
+    this.speed += step;
+
+    this.verticalSpeed *= magnifyingCoeficient;
+    this.horizontalSpeed *= magnifyingCoeficient;
+    this.defaultVerticalSpeed *= magnifyingCoeficient;
+    this.defaultHorizontalSpeed *= magnifyingCoeficient;
+  }
 }
diff --git a/src/game.js b/src/game.js
index 9fd9dff..d1d25a7 100644
--- a/src/game.js
+++ b/src/game.js
@@ -2,6 +2,8 @@ import {
   BALL_INITIAL_ANGLE,
   BALL_RADIUS,
   BALL_SPEED,
+  BALL_SPEED_LEVEL_STEP,
+  BALL_SPEED_TIME_STEP,
   BRICK_HEIGHT,
   BRICK_WIDTH,
   CONTAINER_HEIGHT,
@@ -13,7 +15,6 @@ import { Ball } from './entities/ball/ball';
 import { layBricks } from './entities/brick/layBricks/layBricks';
 import { Paddle } from './entities/paddle/paddle';
 import { tick } from './lib/tick/tick';
-import { toRadians } from './lib/toRadians/toRadians';
 
 /**
  * Класс игры c информацией о всех игровых сущностях
@@ -65,6 +66,8 @@ export class Game {
       return;
     }
 
+    this.ball.increaseSpeed(BALL_SPEED_TIME_STEP * deltaTime);
+
     const isLevelComplete = this._checkLevelCompletion();
 
     if (isLevelComplete) {
@@ -90,6 +93,7 @@ export class Game {
    * Запускает переход на новый уровень, возвращает мяч в дефоотное положение и отрисовывает кирпичи по карте уровня.
    */
   _proceedToNextLevel() {
+    this.ball.increaseSpeed(BALL_SPEED_LEVEL_STEP);
     this._placeBallOnPaddle();
     this.bricks = layBricks(this.levels[this.currentLevel], BRICK_WIDTH, BRICK_HEIGHT);
   }
diff --git a/src/lib/tick/tick.js b/src/lib/tick/tick.js
index 8394cf6..5e951dc 100644
--- a/src/lib/tick/tick.js
+++ b/src/lib/tick/tick.js
@@ -1,5 +1,4 @@
 import {
-  BALL_SPEED,
   CONTAINER_HEIGHT,
   CONTAINER_WIDTH,
   MAX_PADDLE_REFLECTION_ANGLE,
@@ -105,7 +104,7 @@ export function tick(game, containerWidth, containerHeight, deltaTime) {
       PADDLE_SECTOR_AMOUNT,
       MIN_PADDLE_REFLECTION_ANGLE,
       MAX_PADDLE_REFLECTION_ANGLE,
-      BALL_SPEED,
+      ball.speed,
     );
   } catch (err) {
     console.error(err);