Introduce DEFINE_ENTRANCE for entrance table and create entrance enum (#1213)

* entrance table OK

* entrance enum fixed

* most entrances using enum, still need to do conditionals

* more entrances

* entrance_table.h cleanups

* some review

* remove _0 from first entrance in a group of setups

* change table description

* typo

* wens spellcheck in vscode

* remove extra line

include/functions.h

@@ -1198,7 +1198,7 @@ s32 Object_IsLoaded(ObjectContext* objectCtx, s32 bankIndex);
 void func_800981B8(ObjectContext* objectCtx);
 s32 Scene_ExecuteCommands(GlobalContext* globalCtx, SceneCmd* sceneCmd);
 void TransitionActor_InitContext(GameState* state, TransitionActorContext* transiActorCtx);
-void func_800994A0(GlobalContext* globalCtx);
+void Scene_SetTransitionForNextEntrance(GlobalContext* globalCtx);
 void Scene_Draw(GlobalContext* globalCtx);
 void SkelAnime_DrawLod(GlobalContext* globalCtx, void** skeleton, Vec3s* jointTable,
                        OverrideLimbDrawOpa overrideLimbDraw, PostLimbDrawOpa postLimbDraw, void* arg, s32 lod);

include/variables.h

@@ -95,7 +95,7 @@ extern void (*gSceneCmdHandlers[SCENE_CMD_ID_MAX])(GlobalContext*, SceneCmd*);
 extern s16 gLinkObjectIds[2];
 extern u32 gObjectTableSize;
 extern RomFile gObjectTable[OBJECT_ID_MAX];
-extern EntranceInfo gEntranceTable[1556];
+extern EntranceInfo gEntranceTable[ENTR_MAX];
 extern SceneTableEntry gSceneTable[SCENE_ID_MAX];
 extern u16 gSramSlotOffsets[];
 // 4 16-colors palettes

include/z64scene.h

@@ -315,6 +315,19 @@ typedef enum {
 
 #undef DEFINE_SCENE
 
+
+// Entrance Index Enum
+#define DEFINE_ENTRANCE(enum, _1, _2, _3, _4, _5, _6) enum,
+
+typedef enum {
+    #include "tables/entrance_table.h"
+    /* 0x613 */ ENTR_MAX
+} EntranceIndex;
+
+#define ENTR_LOAD_OPENING -1
+
+#undef DEFINE_ENTRANCE
+
 // Scene commands
 
 typedef enum {