Pong Game

2026-05-01 07:18:28 -07:00
parent 850e674706
commit ad280e6d5e
3 changed files with 528 additions and 0 deletions
@@ -0,0 +1,50 @@
+#pragma once
+
+#include "activities/Activity.h"
+
+class PongActivity final : public Activity {
+public:
+    explicit PongActivity(GfxRenderer& renderer, MappedInputManager& mappedInput)
+        : Activity("Pong", renderer, mappedInput) {}
+
+    void onEnter() override;
+    void onExit() override;
+    void loop() override;
+    bool skipLoopDelay() override { return true; }
+    void render(RenderLock&&) override;
+
+private:
+    static constexpr int PADDLE_W       = 80;
+    static constexpr int PADDLE_H       = 12;
+    static constexpr int PADDLE_SPEED   = 8;
+    static constexpr int BALL_SIZE      = 12;
+    static constexpr int BALL_SPEED_X   = 4;
+    static constexpr int BALL_SPEED_Y   = 4;
+    static constexpr int MARGIN         = 20;
+    static constexpr int CPU_SPEED      = 3;
+    static constexpr int SCORE_TO_WIN   = 7;
+
+    int screenW_ = 0;
+    int screenH_ = 0;
+
+    float playerX_  = 0;
+    float cpuX_     = 0;
+
+    float ballX_    = 0;
+    float ballY_    = 0;
+    float ballDX_   = 0;
+    float ballDY_   = 0;
+
+    int playerScore_ = 0;
+    int cpuScore_    = 0;
+
+    bool gameOver_      = false;
+    bool playerWon_     = false;
+    bool renderPending_ = false;
+
+    unsigned long lastUpdate_ = 0;
+
+    void resetBall(bool playerServes);
+    void updateGame();
+    void moveCpu();
+};