Add Dino Game plugin

2026-07-16 21:29:16 -07:00
1 parent 59aebe7ff7
commit c7c76e8875
@@ -0,0 +1,80 @@
+#pragma once
+
+#include "activities/Activity.h"
+
+class DinoActivity final : public Activity {
+public:
+    explicit DinoActivity(GfxRenderer& renderer, MappedInputManager& mappedInput)
+        : Activity("Dino", renderer, mappedInput) {}
+
+    void onEnter() override;
+    void onExit() override;
+    void loop() override;
+    bool skipLoopDelay() override { return true; }
+    void render(RenderLock&&) override;
+
+private:
+    enum class ObstacleType { CactusSmall, CactusBig };
+
+    struct Obstacle {
+        bool active = false;
+        ObstacleType type = ObstacleType::CactusSmall;
+        float x = 0;
+    };
+
+    static constexpr int BLOCK             = 5;
+    static constexpr int GROUND_MARGIN     = 60;
+    static constexpr int DINO_X            = 36;
+    static constexpr float GRAVITY         = 0.5f;
+    static constexpr float JUMP_VELOCITY   = -16.0f;
+    static constexpr int MAX_OBSTACLES     = 3;
+    static constexpr float START_SPEED     = 4.2f;
+    static constexpr float MAX_SPEED       = 11.0f;
+    static constexpr float SPEED_STEP      = 0.35f;
+    static constexpr int SCORE_PER_SPEEDUP = 150;
+    static constexpr int MIN_GAP_TICKS     = 100;
+    static constexpr int MAX_GAP_TICKS     = 160;
+    static constexpr float BIRD_SPEED      = 2.0f;
+    static constexpr int BIRD_TOP_MIN      = 40;
+    static constexpr int BIRD_TOP_MAX      = 140;
+    static constexpr unsigned long PHYSICS_INTERVAL_MS = 33;
+    static constexpr unsigned long ANIM_INTERVAL_MS     = 130;
+    static constexpr unsigned long SCORE_INTERVAL_MS    = 90;
+
+    int screenW_ = 0;
+    int screenH_ = 0;
+    int groundY_ = 0;
+
+    float dinoY_     = 0;
+    float velocityY_ = 0;
+    bool jumping_     = false;
+
+    Obstacle obstacles_[MAX_OBSTACLES];
+    float distanceSinceSpawn_ = 0;
+    float nextSpawnDistance_  = 0;
+
+    float birdX_ = 0;
+    int birdY_   = 0;
+
+    float gameSpeed_    = START_SPEED;
+    unsigned long score_ = 0;
+
+    bool gameOver_      = false;
+    bool renderPending_ = false;
+    bool animFrame_     = false;
+
+    unsigned long lastUpdate_    = 0;
+    unsigned long lastAnim_      = 0;
+    unsigned long lastScoreTick_ = 0;
+
+    void resetGame();
+    void updateGame();
+    void spawnObstacle();
+    bool checkCollision() const;
+    bool anyNonPowerPressed() const;
+    void drawDino(int x, int topY) const;
+    void drawObstacle(const Obstacle& ob) const;
+    void drawBird() const;
+    int obstacleWidthPx(ObstacleType type) const;
+    int obstacleHeightPx(ObstacleType type) const;
+};