Move events/ to engine/events/

engine/events/bug_contest/contest_2.asm

@@ -0,0 +1,133 @@
+Special_SelectRandomBugContestContestants: ; 139a8
+; Select five random people to participate in the current contest.
+
+; First we have to make sure that any old data is cleared away.
+	ld c, 10 ; Number of people to choose from.
+	ld hl, BugCatchingContestantEventFlagTable
+.loop1
+	push bc
+	push hl
+	ld e, [hl]
+	inc hl
+	ld d, [hl]
+	ld b, RESET_FLAG
+	call EventFlagAction
+	pop hl
+	inc hl
+	inc hl
+	pop bc
+	dec c
+	jr nz, .loop1
+
+; Now that that's out of the way, we can get on to the good stuff.
+	ld c, 5
+.loop2
+	push bc
+.next
+; Choose a flag at uniform random to be set.
+	call Random
+	cp 250
+	jr nc, .next
+	ld c, 25
+	call SimpleDivide
+	ld e, b
+	ld d, 0
+	ld hl, BugCatchingContestantEventFlagTable
+	add hl, de
+	add hl, de
+	ld e, [hl]
+	inc hl
+	ld d, [hl]
+	push de
+; If we've already set it, it doesn't count.
+	ld b, CHECK_FLAG
+	call EventFlagAction
+	pop de
+	ld a, c
+	and a
+	jr nz, .next
+; Set the flag.  This will cause that sprite to not be visible in the contest.
+	ld b, SET_FLAG
+	call EventFlagAction
+	pop bc
+; Check if we're done.  If so, return.  Otherwise, choose the next victim.
+	dec c
+	jr nz, .loop2
+	ret
+; 139ed
+
+Special_CheckBugContestContestantFlag: ; 139ed
+; Checks the flag of the Bug Catching Contestant whose index is loaded in a.
+
+; Bug: If a >= 10 when this is called, it will read beyond the table.
+
+	ld hl, BugCatchingContestantEventFlagTable
+	ld e, a
+	ld d, 0
+	add hl, de
+	add hl, de
+	ld e, [hl]
+	inc hl
+	ld d, [hl]
+	ld b, CHECK_FLAG
+	call EventFlagAction
+	ret
+; 139fe
+
+BugCatchingContestantEventFlagTable: ; 139fe
+	dw EVENT_BUG_CATCHING_CONTESTANT_1A
+	dw EVENT_BUG_CATCHING_CONTESTANT_2A
+	dw EVENT_BUG_CATCHING_CONTESTANT_3A
+	dw EVENT_BUG_CATCHING_CONTESTANT_4A
+	dw EVENT_BUG_CATCHING_CONTESTANT_5A
+	dw EVENT_BUG_CATCHING_CONTESTANT_6A
+	dw EVENT_BUG_CATCHING_CONTESTANT_7A
+	dw EVENT_BUG_CATCHING_CONTESTANT_8A
+	dw EVENT_BUG_CATCHING_CONTESTANT_9A
+	dw EVENT_BUG_CATCHING_CONTESTANT_10A
+; 13a12
+
+ContestDropOffMons: ; 13a12
+	ld hl, PartyMon1HP
+	ld a, [hli]
+	or [hl]
+	jr z, .fainted
+; Mask the rest of your party by setting the count to 1...
+	ld hl, PartyCount
+	ld a, 1
+	ld [hli], a
+	inc hl
+; ... backing up the second mon index somewhere...
+	ld a, [hl]
+	ld [wBugContestSecondPartySpecies], a
+; ... and replacing it with the terminator byte
+	ld [hl], $ff
+	xor a
+	ld [ScriptVar], a
+	ret
+
+.fainted
+	ld a, $1
+	ld [ScriptVar], a
+	ret
+; 13a31
+
+ContestReturnMons: ; 13a31
+; Restore the species of the second mon.
+	ld hl, PartySpecies + 1
+	ld a, [wBugContestSecondPartySpecies]
+	ld [hl], a
+; Restore the party count, which must be recomputed.
+	ld b, $1
+.loop
+	ld a, [hli]
+	cp -1
+	jr z, .done
+	inc b
+	jr .loop
+
+.done
+	ld a, b
+	ld [PartyCount], a
+	ret
+; 13a47