Identify wCurrentMapScriptFlags bits (pret#467)

+ adapt own code

Author: PokefanMarcel

scripts/CinnabarVolcano1FB1F.asm

@@ -1,8 +1,8 @@
 ; marcelnote - new location
 CinnabarVolcano1FB1F_Script:
 	ld hl, wCurrentMapScriptFlags
-	bit 5, [hl] ; this is set upon entering the map
-	res 5, [hl]
+	bit BIT_CUR_MAP_LOADED_1, [hl] ; this is set upon entering the map
+	res BIT_CUR_MAP_LOADED_1, [hl]
 	call nz, CinnabarVolcano1FB1FCheckBoulderEventScript
 	call EnableAutoTextBoxDrawing
 	; new

scripts/CinnabarVolcano2F.asm

@@ -3,12 +3,12 @@
 ; boulder events are reset in CinnabarIsland map
 CinnabarVolcano2F_Script:
 	ld hl, wCurrentMapScriptFlags
-	bit 6, [hl] ; this is set upon entering the map
-	res 6, [hl]
+	bit BIT_CUR_MAP_LOADED_2, [hl] ; this is set upon entering the map
+	res BIT_CUR_MAP_LOADED_2, [hl]
 	call nz, CinnabarVolcano2FCheckBoulder1EventScript ; check first boulder upon entering
 	ld hl, wCurrentMapScriptFlags
-	bit 5, [hl] ; this is set upon entering the map
-	res 5, [hl]
+	bit BIT_CUR_MAP_LOADED_1, [hl] ; this is set upon entering the map
+	res BIT_CUR_MAP_LOADED_1, [hl]
 	call nz, CinnabarVolcano2FCheckBouldersEventScript
 	call EnableAutoTextBoxDrawing
 	ld hl, CinnabarVolcano2FTrainerHeaders

scripts/MtMoonSquare.asm

@@ -2,8 +2,8 @@
 MtMoonSquare_Script:
 	call EnableAutoTextBoxDrawing
 	ld hl, wCurrentMapScriptFlags
-	bit 5, [hl]
-	res 5, [hl]
+	bit BIT_CUR_MAP_LOADED_1, [hl]
+	res BIT_CUR_MAP_LOADED_1, [hl]
 	ret z
 	call Random
 	cp 25 ; prob_spawning = (n+1)/256

scripts/SilphFactory2F.asm

@@ -18,8 +18,8 @@ SilphFactory2FResetScripts:
 
 SilphFactory2FGateCallbackScript: ; marcelnote - adapted from SilphCo9FGateCallbackScript
 	ld hl, wCurrentMapScriptFlags
-	bit 5, [hl]
-	res 5, [hl]
+	bit BIT_CUR_MAP_LOADED_1, [hl]
+	res BIT_CUR_MAP_LOADED_1, [hl]
 	ret z
 	ld hl, .GateCoordinates
 	call SilphFactory2F_SetCardKeyDoorYScript