fix: solid white background for pause sprites, stop music and play sound on pause

build_pause.py

@@ -48,26 +48,6 @@ letters = {
         "01000000",
         "01111100",
         "00000000"
-    ],
-    'BLANK': [
-        "00000000",
-        "00000000",
-        "00000000",
-        "00000000",
-        "00000000",
-        "00000000",
-        "00000000",
-        "00000000"
-    ],
-    'BORDER_H': [
-        "00000000",
-        "01111111",
-        "00000000",
-        "00000000",
-        "00000000",
-        "00000000",
-        "01111111",
-        "00000000"
     ]
 }
 
@@ -76,12 +56,10 @@ def to_gb(tile):
     for r in tile:
         lo = hi = 0
         for i, c in enumerate(r):
-            if c == '1':
-                hi |= (1 << (7 - i))
-                lo |= (1 << (7 - i)) # 3 = white/black depending on palette. Wait, 3 is black. 0 is white.
-                # Let's make text black on a white dialog!
-                # If background is white (0), text is black (3).
-                # So if '1', lo=1, hi=1.
+            # 3 for text (black), 1 for background (white using OBP1)
+            val = 3 if c == '1' else 1
+            if val & 1: lo |= (1 << (7 - i))
+            if val & 2: hi |= (1 << (7 - i))
         b.append(lo)
         b.append(hi)
     return b
@@ -89,31 +67,14 @@ def to_gb(tile):
 with open('src/pause_gfx.c', 'w') as f:
     f.write('#include "pause_gfx.h"\n\n')
     f.write('const unsigned char PauseTiles[] = {\n')
-    for k in ['P', 'A', 'U', 'S', 'E', 'BLANK', 'BORDER_H']:
+    for k in ['P', 'A', 'U', 'S', 'E']:
         b = to_gb(letters[k])
         f.write('    ' + ','.join(f'0x{x:02X}' for x in b) + ',\n')
     f.write('};\n\n')
-    
-    # Dialog map: 7x3
-    # Borders and blank background
-    # Indices: 22=P, 23=A, 24=U, 25=S, 26=E, 27=BLANK, 28=BORDER_H
-    
-    # Row 0: all BORDER_H
-    # Row 1: BLANK, P, A, U, S, E, BLANK
-    # Row 2: all BORDER_H
-    map_data = [
-        28, 28, 28, 28, 28, 28, 28,
-        27, 22, 23, 24, 25, 26, 27,
-        28, 28, 28, 28, 28, 28, 28
-    ]
-    f.write('const unsigned char PauseMap[] = {\n    ')
-    f.write(','.join(str(x) for x in map_data))
-    f.write('\n};\n')
 
 with open('src/pause_gfx.h', 'w') as f:
     f.write('#ifndef PAUSE_GFX_H\n#define PAUSE_GFX_H\n\n')
-    f.write('extern const unsigned char PauseTiles[];\n')
-    f.write('extern const unsigned char PauseMap[];\n\n')
+    f.write('extern const unsigned char PauseTiles[];\n\n')
     f.write('#endif\n')
 
-print("Generated pause_gfx files")
+print("Generated pause_gfx files with solid white backgrounds.")

src/main.c

@@ -38,6 +38,11 @@ void main(void) {
     DISPLAY_ON;
     BGP_REG = 0b11100100;
     
+    // Inizializza le palette
+    BGP_REG = 0b11100100;
+    OBP0_REG = 0b11100100; // Normale (3=Nero, 2=GrigioS, 1=GrigioC, 0=Trasparente)
+    OBP1_REG = 0b11000000; // Pausa (3=Nero, 2=Bianco, 1=Bianco, 0=Trasparente)
+    
     // Attendi la pressione di START
     while (1) {
         if (joypad() & J_START) {
@@ -52,8 +57,7 @@ void main(void) {
     // Spegni il display per caricare i tile del gioco in sicurezza
     DISPLAY_OFF;
     
-    // Inizializza il seme casuale. Poiché il giocatore ha aspettato
-    // un tempo imprevedibile nel menu, DIV_REG produrrà un labirinto sempre nuovo!
+    // Inizializza il seme casuale.
     initrand(DIV_REG);
     
     // Invia i dati grafici del gioco alla VRAM
@@ -61,12 +65,11 @@ void main(void) {
     
     // Inizializza la grafica della PAUSA come Sprite
     set_sprite_data(11, 5, PauseTiles); // 5 tile per la pausa (P,A,U,S,E)
-    // Nascondi gli sprite del menu pausa all'avvio
-    move_sprite(20, 0, 0);
-    move_sprite(21, 0, 0);
-    move_sprite(22, 0, 0);
-    move_sprite(23, 0, 0);
-    move_sprite(24, 0, 0);
+    // Nascondi gli sprite del menu pausa e imposta OBP1
+    for (uint8_t i = 20; i <= 24; i++) {
+        set_sprite_prop(i, S_PALETTE); // Usa OBP1
+        move_sprite(i, 0, 0);
+    }
     
     // La mappa background in memoria hardware è grande 32x32 tiles.
     // Inizializziamo il "fuori mappa" con siepi solide (mask 15 -> indice 21)
@@ -92,8 +95,7 @@ void main(void) {
                 if (x > 0 && maze[y][x-1] == 1) mask |= 1; // Ovest
                 tile_idx = 6 + mask; // Offset 6 per le siepi
             } else {
-                // Scegli una variante casuale di pavimento per le stanze e i percorsi
-                // 0 è la base pulita, 1-5 sono crepe e detriti (rarità maggiore per la 0)
+                // Scegli una variante casuale di pavimento
                 uint8_t r = rand() % 10;
                 if (r < 5) tile_idx = 0;
                 else tile_idx = 1 + (r % 5);
@@ -148,6 +150,13 @@ void main(void) {
         
         // Controllo per la Pausa
         if ((keys & J_START) && !(main_prev_keys & J_START)) {
+            // Effetto sonoro pausa
+            NR10_REG = 0x00;
+            NR11_REG = 0x81;
+            NR12_REG = 0x43;
+            NR13_REG = 0x73;
+            NR14_REG = 0x86;
+            
             // Mostra la scritta PAUSE al centro dello schermo usando gli sprite
             set_sprite_tile(20, 11);
             set_sprite_tile(21, 12);
@@ -165,9 +174,15 @@ void main(void) {
             while (1) {
                 uint8_t p_keys = joypad();
                 if (p_keys & J_START) {
+                    // Effetto sonoro resume
+                    NR10_REG = 0x00;
+                    NR11_REG = 0x81;
+                    NR12_REG = 0x43;
+                    NR13_REG = 0x73;
+                    NR14_REG = 0x86;
                     break; // Esci dalla pausa
                 }
-                update_music(); // La musica continua in pausa
+                // update_music(); // MUSICA BLOCCATA (commentato intenzionalmente)
                 wait_vbl_done();
             }
             

src/pause_gfx.c

@@ -1,15 +1,10 @@
 #include "pause_gfx.h"
 
 const unsigned char PauseTiles[] = {
-    0x00,0x00,0x7C,0x7C,0x44,0x44,0x7C,0x7C,0x40,0x40,0x40,0x40,0x40,0x40,0x00,0x00,
-    0x00,0x00,0x38,0x38,0x44,0x44,0x44,0x44,0x7C,0x7C,0x44,0x44,0x44,0x44,0x00,0x00,
-    0x00,0x00,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x38,0x38,0x00,0x00,
-    0x00,0x00,0x3C,0x3C,0x40,0x40,0x38,0x38,0x04,0x04,0x44,0x44,0x38,0x38,0x00,0x00,
-    0x00,0x00,0x7C,0x7C,0x40,0x40,0x78,0x78,0x40,0x40,0x40,0x40,0x7C,0x7C,0x00,0x00,
-    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-    0x00,0x00,0x7F,0x7F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7F,0x7F,0x00,0x00,
+    0xFF,0x00,0xFF,0x7C,0xFF,0x44,0xFF,0x7C,0xFF,0x40,0xFF,0x40,0xFF,0x40,0xFF,0x00,
+    0xFF,0x00,0xFF,0x38,0xFF,0x44,0xFF,0x44,0xFF,0x7C,0xFF,0x44,0xFF,0x44,0xFF,0x00,
+    0xFF,0x00,0xFF,0x44,0xFF,0x44,0xFF,0x44,0xFF,0x44,0xFF,0x44,0xFF,0x38,0xFF,0x00,
+    0xFF,0x00,0xFF,0x3C,0xFF,0x40,0xFF,0x38,0xFF,0x04,0xFF,0x44,0xFF,0x38,0xFF,0x00,
+    0xFF,0x00,0xFF,0x7C,0xFF,0x40,0xFF,0x78,0xFF,0x40,0xFF,0x40,0xFF,0x7C,0xFF,0x00,
 };
 
-const unsigned char PauseMap[] = {
-    28,28,28,28,28,28,28,27,22,23,24,25,26,27,28,28,28,28,28,28,28
-};

src/pause_gfx.h

@@ -2,6 +2,5 @@
 #define PAUSE_GFX_H
 
 extern const unsigned char PauseTiles[];
-extern const unsigned char PauseMap[];
 
 #endif