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JJODY4 wants to merge 4 commits into from
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documentation for title_screen.c #258

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2393863
Update title_screen.c
JJODY4 Apr 27, 2026
cd5ab5f
Update title_screen.c
JJODY4 Apr 27, 2026
010f2fa
Update items.h
JJODY4 Apr 27, 2026
d56f250
items.h no changes
JJODY4 Apr 27, 2026
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16 changes: 0 additions & 16 deletions include/constants/sa1/items.h
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Original file line number Diff line number Diff line change
Expand Up @@ -4,12 +4,6 @@
#if (GAME == GAME_SA1)
#define ITEM__ONE_UP 0
#define ITEM__SHIELD 1
#define ITEM__SHIELD_MAGNETIC 2
#define ITEM__INVINCIBILITY 3
#define ITEM__SPEED_UP 4
#define ITEM__RINGS_RANDOM 5
#define ITEM__RINGS_5 6
#define ITEM__RINGS_10 7
#define ITEM__MP_8 8
#define ITEM__MP_9 9
#define ITEM__MP_10 10
Expand All @@ -25,18 +19,8 @@
#elif (GAME == GAME_SA2)
#define ITEM__ONE_UP 0
#define ITEM__SHIELD 1
#define ITEM__SHIELD_MAGNETIC 2
#define ITEM__INVINCIBILITY 3
#define ITEM__SPEED_UP 4
#define ITEM__RINGS_RANDOM 5
#define ITEM__RINGS_5 6
#define ITEM__RINGS_10 7
#define ITEM__MP_SWAP 8
#define ITEM__MP_CONFUSION 9
#define ITEM__MP_SLOWDOWN 10
#define ITEM__MP_ATTACK 11
#define ITEM__MP_ATTACK_2 12
#define ITEM__MP_RANDOM 13
#endif

#endif // GUARD_CONSTANTS_ITEMS_H
16 changes: 8 additions & 8 deletions src/game/sa1/menus/title_screen.c
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Original file line number Diff line number Diff line change
Expand Up @@ -146,23 +146,23 @@ void Task_SegaLogoInit(void)
logo = TASK_DATA(gCurTask);
gDispCnt |= DISPCNT_BG2_ON;
logo->unk0++;
SA2_LABEL(sub_8007858)(2U, 0U, (160 - logo->unk0), gBgScrollRegs[2][0], (gBgScrollRegs[2][1] + 160) - logo->unk0);
SA2_LABEL(sub_80078D4)(2U, (160 - logo->unk0), 160, (u16)gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
SA2_LABEL(Bg2_SetWindowRegionExtended)(2U, 0U, (160 - logo->unk0), gBgScrollRegs[2][0], (gBgScrollRegs[2][1] + 160) - logo->unk0);
SA2_LABEL(Bg2_SetWindowRegion)(2U, (160 - logo->unk0), 160, (u16)gBgScrollRegs[2][0], gBgScrollRegs[2][1]);

if (logo->unk0 == 160) {
gCurTask->main = sub_800D3E0;
logo->unk0 = 0U;
}
}

void Task_800D11C(void)
void Task_SegaLogoScrollOut(void)
{
SegaLogo *logo;

logo = TASK_DATA(gCurTask);
logo->unk0++;
SA2_LABEL(sub_80078D4)(2U, 0U, (160 - logo->unk0), gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
SA2_LABEL(sub_8007858)
SA2_LABEL(Bg2_SetWindowRegion)(2U, 0U, (160 - logo->unk0), gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
SA2_LABEL(Bg2_SetWindowRegionExtended)
(2U, (160 - logo->unk0), 160, gBgScrollRegs[2][0], (gBgScrollRegs[2][1] + 160) - logo->unk0);

if (logo->unk0 == 160) {
Expand Down Expand Up @@ -228,8 +228,8 @@ void Task_800D268(void)

logo->unk0 += 2;
if (logo->unk0 < 280) {
SA2_LABEL(sub_80078D4)(2, 0, 40, gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
SA2_LABEL(sub_80078D4)(2, 120, 160, gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
SA2_LABEL(Bg2_SetWindowRegion)(2, 0, 40, gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
SA2_LABEL(Bg2_SetWindowRegion)(2, 120, 160, gBgScrollRegs[2][0], gBgScrollRegs[2][1]);

#if !PORTABLE
// BUG: For some reason this currently overwrites memory it shouldn't be able to access.
Expand All @@ -239,7 +239,7 @@ void Task_800D268(void)
SA2_LABEL(sub_8007958)(2U, 40, 120, (s16)(280 - logo->unk0), -1, gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
} else {
SA2_LABEL(sub_8007958)(2U, 40, (64 - logo->unk0), (280 - logo->unk0), -1, gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
SA2_LABEL(sub_80078D4)(2U, (64 - logo->unk0), 120, gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
SA2_LABEL(Bg2_SetWindowRegion)(2U, (64 - logo->unk0), 120, gBgScrollRegs[2][0], gBgScrollRegs[2][1]);
}
#endif
} else {
Expand Down
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