Merge branch 'master' of mx.cogentleman.com:cogentleman/guitarHeroButBetter

src/samples/ghhb_game.h

@@ -47,7 +47,23 @@ const int KEY_KEYS[LANE_COUNT] = {
     KEY_V,
 };
 
-struct Note
+/* Chromatic scale C4–B4: one .wav per lane/button (assets/sounds/nes_harp, copied to build output). */
+const char* const LANE_NOTE_WAV[LANE_COUNT] = {
+    "assets/sounds/nes_harp/nes_harp_C4.wav",
+    "assets/sounds/nes_harp/nes_harp_Cs4.wav",
+    "assets/sounds/nes_harp/nes_harp_D4.wav",
+    "assets/sounds/nes_harp/nes_harp_Ds4.wav",
+    "assets/sounds/nes_harp/nes_harp_E4.wav",
+    "assets/sounds/nes_harp/nes_harp_F4.wav",
+    "assets/sounds/nes_harp/nes_harp_Fs4.wav",
+    "assets/sounds/nes_harp/nes_harp_G4.wav",
+    "assets/sounds/nes_harp/nes_harp_Gs4.wav",
+    "assets/sounds/nes_harp/nes_harp_A4.wav",
+    "assets/sounds/nes_harp/nes_harp_As4.wav",
+    "assets/sounds/nes_harp/nes_harp_B4.wav",
+};
+
+struct Glyph
 {
     float time = 0.0f;
     int lane = 0;
@@ -58,22 +74,22 @@ struct Note
     }
 };
 
-std::vector<Note> default_chart()
+std::vector<Glyph> default_chart()
 {
-    std::vector<Note> notes;
+    std::vector<Glyph> glyphs;
     float t = 2.0f;
     for (int i = 0; i < 4; i++)
     {
         for (int lane = 0; lane < LANE_COUNT; lane++)
         {
-            notes.push_back(Note{t, lane});
+            glyphs.push_back(Glyph{t, lane});
             t += 0.4f;
         }
         t += 0.6f;
     }
     for (int lane = 0; lane < LANE_COUNT; lane++)
     {
-        notes.push_back(Note{t, lane});
+        glyphs.push_back(Glyph{t, lane});
         t += 0.2f;
     }
     t += 0.5f;
@@ -81,21 +97,25 @@ std::vector<Note> default_chart()
     {
         for (int lane = 0; lane < LANE_COUNT; lane++)
         {
-            notes.push_back(Note{t + lane * 0.08f, lane});
+            glyphs.push_back(Glyph{t + lane * 0.08f, lane});
         }
         t += 0.8f;
     }
-    return notes;
+    return glyphs;
 }
 } // namespace
 
+static const char* const GHHB_MUSIC_PATHS[] = {"assets/music/background.ogg", "assets/music/background.mp3"};
+
 class GHHBScene : public Scene
 {
 public:
     Font font = {0};
-    std::vector<Note> chart = default_chart();
-    std::vector<Note*> spawned;
-    std::unordered_set<Note*> completed_notes;
+    Music music = {0};
+    bool music_loaded = false;
+    std::vector<Glyph> chart = default_chart();
+    std::vector<Glyph*> spawned;
+    std::unordered_set<Glyph*> completed_notes;
     float song_time = 0.0f;
     int score = 0;
     int combo = 0;
@@ -104,6 +124,8 @@ public:
     float screen_width = 0.0f;
     float screen_height = 0.0f;
     int gamepad_id = 0;
+    Sound note_sounds[LANE_COUNT] = {0};
+    bool note_sounds_loaded[LANE_COUNT] = {false};
     static constexpr float PRESS_FLASH_DURATION = 0.12f;
     static constexpr float MISS_FLASH_DURATION = 0.15f;
     float press_flash_timer[LANE_COUNT] = {0};
@@ -126,6 +148,35 @@ public:
             hit_flash_timer[i] = 0.0f;
             miss_flash_timer[i] = 0.0f;
         }
+        if (music_loaded)
+        {
+            StopMusicStream(music);
+            PlayMusicStream(music);
+        }
+    }
+
+    void on_exit() override
+    {
+        if (music_loaded)
+        {
+            StopMusicStream(music);
+        }
+    }
+
+    ~GHHBScene() override
+    {
+        if (music_loaded)
+        {
+            StopMusicStream(music);
+            UnloadMusicStream(music);
+        }
+        for (int i = 0; i < LANE_COUNT; i++)
+        {
+            if (note_sounds_loaded[i])
+            {
+                UnloadSound(note_sounds[i]);
+            }
+        }
     }
 
     void init() override
@@ -136,6 +187,23 @@ public:
         screen_height = static_cast<float>(GetScreenHeight());
         hit_line_y = screen_height - RECEPTOR_HEIGHT / 2.0f;
         lane_width = screen_width / LANE_COUNT;
+        for (const char* path : GHHB_MUSIC_PATHS)
+        {
+            if (FileExists(path))
+            {
+                music = LoadMusicStream(path);
+                music_loaded = true;
+                break;
+            }
+        }
+        for (int i = 0; i < LANE_COUNT; i++)
+        {
+            if (FileExists(LANE_NOTE_WAV[i]))
+            {
+                note_sounds[i] = LoadSound(LANE_NOTE_WAV[i]);
+                note_sounds_loaded[i] = true;
+            }
+        }
     }
 
     float lane_center_x(int lane) const
@@ -143,15 +211,15 @@ public:
         return (lane + 0.5f) * lane_width;
     }
 
-    bool is_note_hittable(const Note& n) const
+    bool is_note_hittable(const Glyph& n) const
     {
         float y = n.y_position(song_time, hit_line_y);
         return fabsf(y - hit_line_y) <= HIT_WINDOW_PX;
     }
 
-    void consume_note(Note* n)
+    void consume_note(Glyph* n)
     {
-        auto it = std::find_if(spawned.begin(), spawned.end(), [n](Note* p) { return p == n; });
+        auto it = std::find_if(spawned.begin(), spawned.end(), [n](Glyph* p) { return p == n; });
         if (it != spawned.end())
         {
             hit_flash_timer[n->lane] = PRESS_FLASH_DURATION;
@@ -173,7 +241,15 @@ public:
             return;
         }
 
+        if (music_loaded)
+        {
+            UpdateMusicStream(music);
+            song_time = GetMusicTimePlayed(music);
+        }
+        else
+        {
             song_time += delta_time;
+        }
 
         float last_note_time = 0.0f;
         for (const auto& n : chart)
@@ -198,7 +274,7 @@ public:
                 continue;
             }
             bool already = std::find_if(spawned.begin(), spawned.end(),
-                                       [&n](Note* p) { return p == &n; }) != spawned.end();
+                                       [&n](Glyph* p) { return p == &n; }) != spawned.end();
             if (!already && song_time >= n.time - lead_seconds)
             {
                 spawned.push_back(&n);
@@ -207,7 +283,7 @@ public:
 
         for (auto it = spawned.begin(); it != spawned.end();)
         {
-            Note* n = *it;
+            Glyph* n = *it;
             float y = n->y_position(song_time, hit_line_y);
             if (y > hit_line_y)
             {
@@ -244,14 +320,18 @@ public:
             if (pressed)
             {
                 press_flash_timer[lane] = PRESS_FLASH_DURATION;
+                if (note_sounds_loaded[lane])
+                {
+                    PlaySound(note_sounds[lane]);
+                }
             }
             if (!pressed)
             {
                 continue;
             }
-            Note* best = nullptr;
+            Glyph* best = nullptr;
             float best_dist = 1e9f;
-            for (Note* n : spawned)
+            for (Glyph* n : spawned)
             {
                 if (n->lane != lane)
                 {
@@ -334,7 +414,7 @@ public:
         }
         DrawLineEx(Vector2{0, hit_line_y}, Vector2{screen_width, hit_line_y}, 3.0f, WHITE);
 
-        for (Note* n : spawned)
+        for (Glyph* n : spawned)
         {
             float y = n->y_position(song_time, hit_line_y);
             if (y < -40.0f || y > screen_height + 40.0f)