Naming global variables related to menu navigation (#119)

* Naming of global variables related to the game menu and Controller Pak menu

include/defines.h

@@ -80,7 +80,7 @@
 #define LOGO_INTRO_MENU 8
 #define CONTROLLER_PAK_MENU 9
 #define START_MENU 10
-#define GAME_SELECT_MENU 11
+#define MAIN_MENU 11
 #define PLAYER_SELECT_MENU 12
 #define COURSE_SELECT_MENU 13
 #define RACING_DUPLICATE 14
@@ -89,7 +89,7 @@
  * Options for gMenuSelectionFromQuit and gMenuSelectionFromEndingSequence
 **/
 #define START_MENU_FROM_QUIT 0
-#define GAME_SELECT_MENU_FROM_QUIT 1
+#define MAIN_MENU_FROM_QUIT 1
 #define PLAYER_SELECT_MENU_FROM_QUIT 2
 #define COURSE_SELECT_MENU_FROM_QUIT 3
 #define RACING 4
@@ -97,7 +97,34 @@
 #define CREDITS_SEQUENCE 9
 
 /**
- * Options for gStartMenuDebugRowSelection
+ * Options for gMainMenuSelectionDepth
+**/
+#define BLANK_MAIN_MENU 0
+#define OPTIONS_SELECTION 1
+#define DATA_SELECTION 2
+#define PLAYER_NUM_SELECTION 3
+#define GAME_MODE_SELECTION 4
+#define GAME_MODE_CC_OR_TIME_TRIALS_OPTIONS_SELECTION 5 // Selecting CC for GP and Versus. Selecting "Begin" or "Data" for Time Trials. Unused for Battle
+#define CONFIRM_OK_SELECTION 6
+#define CONFIRM_OK_SELECTION_FROM_BACK_OUT 7
+#define TIME_TRAILS_DATA_SELECTION_FROM_BACK_OUT 8
+
+/**
+ * Options for gControllerPakMenuSelection
+**/
+#define CONTROLLER_PAK_MENU_SELECT_RECORD 1
+#define CONTROLLER_PAK_MENU_END 2
+#define CONTROLLER_PAK_MENU_ERASE 3
+#define CONTROLLER_PAK_MENU_QUIT 4
+#define CONTROLLER_PAK_MENU_TABLE_GAME_DATA 5
+#define CONTROLLER_PAK_MENU_GO_TO_ERASING 6
+#define CONTROLLER_PAK_MENU_ERASING 7
+#define CONTROLLER_PAK_MENU_ERASE_ERROR_NOT_ERASED 8
+#define CONTROLLER_PAK_MENU_ERASE_ERROR_NO_PAK 9
+#define CONTROLLER_PAK_MENU_ERASE_ERROR_PAK_CHANGED 10
+
+/**
+ * Options for gDebugMenuSelection
  */
 #define DEBUG_MENU_DISABLED 1
 #define DEBUG_MENU_DEBUG_MODE 2
@@ -116,6 +143,15 @@
 #define DEBUG_GOTO_CREDITS_SEQUENCE_CC_50 2
 #define DEBUG_GOTO_CREDITS_SEQUENCE_CC_EXTRA 3
 
+/**
+ * Options for gScreenModeSelection
+ */
+#define SCREEN_MODE_1P 0
+#define SCREEN_MODE_2P_SPLITSCREEN_HORIZONTAL 1
+#define SCREEN_MODE_2P_SPLITSCREEN_VERTICAL 2
+#define SCREEN_MODE_3P_4P_SPLITSCREEN 3
+#define NUM_SCREEN_MODES 4
+
 /**
  * Indexes for accessing Time Trial records
 **/
@@ -141,7 +177,6 @@
 #define TEXT_BLUE_GREEN_RED_CYCLE_1 4
 #define TEXT_BLUE_GREEN_RED_CYCLE_2 5
 
-
 /**
  * Sound mode options
  * Option 2 appears to be unused, as such its probably not

include/variables.h

@@ -25,7 +25,7 @@ extern s8    gHumanPlayerCount;
 extern f32   gKartFrictionTable[];
 extern f32   gKartBoundingBoxTable[];
 extern f32   gKartGravityTable[];
-extern s8    gMenuState;                            // D_8018EDF0
+extern s8    gControllerPakMenuSelection;           // D_8018EDF0
 extern s32   gModeSelection;
 // Indicates the ID of the next title screen demo that will be played
 extern u8    gNextDemoId;                           // D_800E86BC