Main menu prototype

include/affine_background.h

@@ -5,13 +5,20 @@
 
 #include "graphic_utils.h"
 
-#define AFFINE_BG_PAL_LEN 5
-#define AFFINE_BG_PB (PAL_ROW_LEN * 15) // This isn't really a palette bank, just the starting index of the palette
+#define AFFINE_BG_PAL_LEN 16
+#define AFFINE_BG_PB (PAL_ROW_LEN * 10) // This isn't really a palette bank, just the starting index of the palette
+
+enum AffineBackgroundID
+{
+    AFFINE_BG_MAIN_MENU,
+    AFFINE_BG_GAME,
+};
 
 void affine_background_init();
 void affine_background_update();
 void affine_background_set_color(COLOR color);
 // Must be called with an array of size at least  AFFINE_BG_PAL_LEN
 void affine_background_load_palette(const u16 *src);
+void affine_background_change_background(enum AffineBackgroundID new_bg);
 
 #endif // AFFINE_BACKGROUND_H

include/game.h

@@ -16,6 +16,7 @@
 #define BG_ID_ROUND_END 3
 #define BG_ID_SHOP 4
 #define BG_ID_BLIND_SELECT 5
+#define BG_ID_MAIN_MENU 6
 
 // Input bindings
 #define SELECT_CARD KEY_A
@@ -26,6 +27,7 @@
 
 enum GameState
 {
+    GAME_MAIN_MENU,
     GAME_PLAYING,
     GAME_ROUND_END,
     GAME_SHOP,

include/graphic_utils.h

@@ -138,4 +138,10 @@ void memcpy16_tile8_with_palette_offset(u16* dst, const u16* src, uint hwcount,
  */
 void memcpy32_tile8_with_palette_offset(u32* dst, const u32* src, uint wcount, u8 palette_offset);
 
+/* Toggles the visibility of the window layers.
+ * win0 and win1 are the visibility states for the two windows.
+ * These windows are primarily used for the shadows on held jokers, consumables and cards.
+ */
+void toggle_windows(bool win0, bool win1);
+
 #endif //GRAPHIC_UTILS_H