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-rw-r--r--src/battle_2.c45
-rw-r--r--src/battle_transition.c258
-rw-r--r--src/berry_fix_program.c2
-rw-r--r--src/diploma.c2
-rw-r--r--src/evolution_scene.c6
-rw-r--r--src/hall_of_fame.c2
-rw-r--r--src/mail.c2
-rw-r--r--src/option_menu.c2
-rw-r--r--src/pokeblock.c2
-rw-r--r--src/reshow_battle_screen.c6
-rw-r--r--src/scanline_effect.c262
-rw-r--r--src/use_pokeblock.c4
-rw-r--r--src/wallclock.c2
13 files changed, 422 insertions, 173 deletions
diff --git a/src/battle_2.c b/src/battle_2.c
index 61e39b39f..4ff2bd19a 100644
--- a/src/battle_2.c
+++ b/src/battle_2.c
@@ -4,7 +4,7 @@
#include "main.h"
#include "load_save.h"
#include "gpu_regs.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "battle_setup.h"
#include "battle_scripts.h"
#include "pokemon.h"
@@ -46,13 +46,6 @@
#include "battle_string_ids.h"
#include "data2.h"
-struct UnknownStruct6
-{
- u16 unk0[0xA0];
- u8 fillerA0[0x640];
- u16 unk780[0xA0];
-};
-
struct UnknownPokemonStruct2
{
/*0x00*/ u16 species;
@@ -90,8 +83,6 @@ extern void (*gBattleMainFunc)(void);
extern void (*gCB2_AfterEvolution)(void);
extern struct UnknownPokemonStruct2 gUnknown_02022FF8[3]; // what is it used for?
extern struct UnknownPokemonStruct2* gUnknown_02023058; // what is it used for?
-extern u8 gUnknown_02039B28[]; // possibly a struct?
-extern struct UnknownStruct6 gUnknown_02038C28; // todo: identify & document
extern struct MusicPlayerInfo gMPlayInfo_SE1;
extern struct MusicPlayerInfo gMPlayInfo_SE2;
extern u8 gDecompressionBuffer[];
@@ -162,6 +153,7 @@ extern const u8 * const gBattlescriptsForBallThrow[];
extern const u8 * const gBattlescriptsForRunningByItem[];
extern const u8 * const gBattlescriptsForUsingItem[];
extern const u8 * const gBattlescriptsForSafariActions[];
+extern const struct ScanlineEffectParams gUnknown_0831AC70;
// strings
extern const u8 gText_LinkStandby3[];
@@ -180,7 +172,7 @@ extern const u8 gText_Confusion[];
extern const u8 gText_Love[];
// functions
-extern void dp12_8087EA4(void);
+extern void ScanlineEffect_Clear(void);
extern void sub_80356D0(void);
extern void GetFrontierTrainerName(u8* dst, u16 trainerId); // battle tower
extern void sub_8166188(void); // battle tower, sets link battle mons level but why?
@@ -383,24 +375,21 @@ static void CB2_InitBattleInternal(void)
else
{
gBattle_WIN0V = 0x5051;
- dp12_8087EA4();
+ ScanlineEffect_Clear();
for (i = 0; i < 80; i++)
{
- gUnknown_02038C28.unk0[i] = 0xF0;
- gUnknown_02038C28.unk780[i] = 0xF0;
+ gScanlineEffectRegBuffers[0][i] = 0xF0;
+ gScanlineEffectRegBuffers[1][i] = 0xF0;
}
for (i = 80; i < 160; i++)
{
- #ifndef NONMATCHING
- asm(""::"r"(i)); // needed to match
- #endif // NONMATCHING
-
- gUnknown_02038C28.unk0[i] = 0xFF10;
- gUnknown_02038C28.unk780[i] = 0xFF10;
+ asm(""::"r"(i));
+ gScanlineEffectRegBuffers[0][i] = 0xFF10;
+ gScanlineEffectRegBuffers[1][i] = 0xFF10;
}
- sub_80BA038(gUnknown_0831AC70);
+ ScanlineEffect_SetParams(gUnknown_0831AC70);
}
ResetPaletteFade();
@@ -1596,7 +1585,7 @@ void BattleMainCB2(void)
static void FreeRestoreBattleData(void)
{
gMain.callback1 = gPreBattleCallback1;
- gUnknown_02039B28[0x15] = 3;
+ gScanlineEffect.state = 3;
gMain.inBattle = 0;
ZeroEnemyPartyMons();
m4aSongNumStop(0x5A);
@@ -1814,7 +1803,7 @@ void VBlankCB_Battle(void)
LoadOam();
ProcessSpriteCopyRequests();
TransferPlttBuffer();
- sub_80BA0A8();
+ ScanlineEffect_InitHBlankDmaTransfer();
}
void nullsub_17(void)
@@ -1952,18 +1941,18 @@ void sub_8038D64(void)
SetGpuReg(REG_OFFSET_WINOUT, 0);
gBattle_WIN0H = 0xF0;
gBattle_WIN0V = 0x5051;
- dp12_8087EA4();
+ ScanlineEffect_Clear();
for (i = 0; i < 80; i++)
{
- gUnknown_02038C28.unk0[i] = 0xF0;
- gUnknown_02038C28.unk780[i] = 0xF0;
+ gScanlineEffectRegBuffers[0][i] = 0xF0;
+ gScanlineEffectRegBuffers[1][i] = 0xF0;
}
for (i = 80; i < 160; i++)
{
asm(""::"r"(i)); // Needed to stop the compiler from optimizing out the loop counter
- gUnknown_02038C28.unk0[i] = 0xFF10;
- gUnknown_02038C28.unk780[i] = 0xFF10;
+ gScanlineEffectRegBuffers[0][i] = 0xFF10;
+ gScanlineEffectRegBuffers[1][i] = 0xFF10;
}
ResetPaletteFade();
diff --git a/src/battle_transition.c b/src/battle_transition.c
index e003e0fce..0ff8cd903 100644
--- a/src/battle_transition.c
+++ b/src/battle_transition.c
@@ -14,7 +14,7 @@
#include "constants/songs.h"
#include "constants/trainers.h"
#include "field_camera.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "malloc.h"
#include "gpu_regs.h"
#include "decompress.h"
@@ -56,8 +56,6 @@ struct StructRectangularSpiral
typedef bool8 (*TransitionStateFunc)(struct Task *task);
typedef bool8 (*TransitionSpriteCallback)(struct Sprite *sprite);
-extern u16 gUnknown_020393A8[];
-extern u16 gUnknown_02038C28[][0x3C0];
extern u16 gBattle_BG0_X;
extern u16 gBattle_BG0_Y;
@@ -65,7 +63,7 @@ extern const struct OamData gFieldObjectBaseOam_32x32;
extern void c2_exit_to_overworld_2_switch(void);
extern void sub_80AC3D0(void);
-extern void dp12_8087EA4(void);
+extern void ScanlineEffect_Clear(void);
// this file's functions
static void LaunchBattleTransitionTask(u8 transitionId);
@@ -1110,9 +1108,9 @@ static void Phase2Task_Swirl(u8 taskId)
static bool8 Phase2_Swirl_Func1(struct Task *task)
{
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
BeginNormalPaletteFade(-1, 4, 0, 0x10, 0);
- sub_8149F98(gUnknown_020393A8, sTransitionStructPtr->field_14, 0, 2, 0, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[1], sTransitionStructPtr->field_14, 0, 2, 0, 160);
SetVBlankCallback(VBlankCB_Phase2_Swirl);
SetHBlankCallback(HBlankCB_Phase2_Swirl);
@@ -1129,7 +1127,7 @@ static bool8 Phase2_Swirl_Func2(struct Task *task)
task->tData1 += 4;
task->tData2 += 8;
- sub_8149F98(gUnknown_02038C28[0], sTransitionStructPtr->field_14, task->tData1, 2, task->tData2, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], sTransitionStructPtr->field_14, task->tData1, 2, task->tData2, 160);
if (!gPaletteFade.active)
{
@@ -1145,12 +1143,12 @@ static void VBlankCB_Phase2_Swirl(void)
{
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
}
static void HBlankCB_Phase2_Swirl(void)
{
- u16 var = gUnknown_02038C28[1][REG_VCOUNT];
+ u16 var = gScanlineEffectRegBuffers[1][REG_VCOUNT];
REG_BG1HOFS = var;
REG_BG2HOFS = var;
REG_BG3HOFS = var;
@@ -1164,10 +1162,10 @@ static void Phase2Task_Shuffle(u8 taskId)
static bool8 Phase2_Shuffle_Func1(struct Task *task)
{
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
BeginNormalPaletteFade(-1, 4, 0, 0x10, 0);
- memset(gUnknown_020393A8, sTransitionStructPtr->field_16, 0x140);
+ memset(gScanlineEffectRegBuffers[1], sTransitionStructPtr->field_16, 0x140);
SetVBlankCallback(VBlankCB_Phase2_Shuffle);
SetHBlankCallback(HBlankCB_Phase2_Shuffle);
@@ -1192,7 +1190,7 @@ static bool8 Phase2_Shuffle_Func2(struct Task *task)
for (i = 0; i < 160; i++, r4 += 4224)
{
u16 var = r4 / 256;
- gUnknown_02038C28[0][i] = sTransitionStructPtr->field_16 + Sin(var, r3);
+ gScanlineEffectRegBuffers[0][i] = sTransitionStructPtr->field_16 + Sin(var, r3);
}
if (!gPaletteFade.active)
@@ -1206,12 +1204,12 @@ static void VBlankCB_Phase2_Shuffle(void)
{
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
}
static void HBlankCB_Phase2_Shuffle(void)
{
- u16 var = gUnknown_02038C28[1][REG_VCOUNT];
+ u16 var = gScanlineEffectRegBuffers[1][REG_VCOUNT];
REG_BG1VOFS = var;
REG_BG2VOFS = var;
REG_BG3VOFS = var;
@@ -1257,7 +1255,7 @@ static void sub_814669C(struct Task *task)
s32 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
task->tData1 = 16;
task->tData2 = 0;
@@ -1272,7 +1270,7 @@ static void sub_814669C(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[1][i] = 240;
+ gScanlineEffectRegBuffers[1][i] = 240;
}
SetVBlankCallback(VBlankCB0_Phase2_BigPokeball);
@@ -1351,7 +1349,7 @@ static bool8 Phase2_BigPokeball_Func2(struct Task *task)
dst1[i * 32 + j] = *BigPokeballMap | 0xF000;
}
}
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5, 160);
task->tState++;
return TRUE;
@@ -1363,7 +1361,7 @@ static bool8 Phase2_Aqua_Func2(struct Task *task)
sub_8149F58(&dst1, &dst2);
LZ77UnCompVram(sTeamAqua_Tilemap, dst1);
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5, 160);
task->tState++;
return FALSE;
@@ -1375,7 +1373,7 @@ static bool8 Phase2_Magma_Func2(struct Task *task)
sub_8149F58(&dst1, &dst2);
LZ77UnCompVram(sTeamMagma_Tilemap, dst1);
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5, 160);
task->tState++;
return FALSE;
@@ -1388,7 +1386,7 @@ static bool8 Phase2_Regice_Func2(struct Task *task)
sub_8149F58(&dst1, &dst2);
LoadPalette(gUnknown_085BC2B4, 0xF0, 0x20);
CpuCopy16(gUnknown_085BC314, dst1, 0x500);
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5, 160);
task->tState++;
return FALSE;
@@ -1401,7 +1399,7 @@ static bool8 Phase2_Registeel_Func2(struct Task *task)
sub_8149F58(&dst1, &dst2);
LoadPalette(gUnknown_085BC2D4, 0xF0, 0x20);
CpuCopy16(gUnknown_085BCB14, dst1, 0x500);
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5, 160);
task->tState++;
return FALSE;
@@ -1414,7 +1412,7 @@ static bool8 Phase2_Regirock_Func2(struct Task *task)
sub_8149F58(&dst1, &dst2);
LoadPalette(gUnknown_085BC2F4, 0xF0, 0x20);
CpuCopy16(gUnknown_085BD314, dst1, 0x500);
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5, 160);
task->tState++;
return FALSE;
@@ -1499,7 +1497,7 @@ static bool8 Phase2_BigPokeball_Func3(struct Task *task)
task->tData4 += 8;
task->tData5 -= 256;
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5 >> 8, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5 >> 8, 160);
sTransitionStructPtr->VBlank_DMA++;
return FALSE;
@@ -1519,7 +1517,7 @@ static bool8 Phase2_BigPokeball_Func4(struct Task *task)
task->tData4 += 8;
task->tData5 -= 256;
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5 >> 8, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5 >> 8, 160);
sTransitionStructPtr->VBlank_DMA++;
return FALSE;
@@ -1531,7 +1529,7 @@ static bool8 Phase2_BigPokeball_Func5(struct Task *task)
task->tData4 += 8;
task->tData5 -= 256;
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 132, task->tData5 >> 8, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 132, task->tData5 >> 8, 160);
if (task->tData5 <= 0)
{
@@ -1577,7 +1575,7 @@ static bool8 Phase2_BigPokeball_Func6(struct Task *task)
if (task->tData1 < 0)
task->tData1 = 0;
}
- sub_814A014(gUnknown_02038C28[0], 120, 80, task->tData1);
+ sub_814A014(gScanlineEffectRegBuffers[0], 120, 80, task->tData1);
if (task->tData1 == 0)
{
SetVBlankCallback(NULL);
@@ -1604,7 +1602,7 @@ static void Transition_BigPokeball_Vblank(void)
DmaStop(0);
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
REG_WININ = sTransitionStructPtr->WININ;
REG_WINOUT = sTransitionStructPtr->WINOUT;
REG_WIN0V = sTransitionStructPtr->WIN0V;
@@ -1615,13 +1613,13 @@ static void Transition_BigPokeball_Vblank(void)
static void VBlankCB0_Phase2_BigPokeball(void)
{
Transition_BigPokeball_Vblank();
- DmaSet(0, gUnknown_020393A8, &REG_BG0HOFS, 0xA2400001);
+ DmaSet(0, gScanlineEffectRegBuffers[1], &REG_BG0HOFS, 0xA2400001);
}
static void VBlankCB1_Phase2_BigPokeball(void)
{
Transition_BigPokeball_Vblank();
- DmaSet(0, gUnknown_020393A8, &REG_WIN0H, 0xA2400001);
+ DmaSet(0, gScanlineEffectRegBuffers[1], &REG_WIN0H, 0xA2400001);
}
static void Phase2Task_PokeballsTrail(u8 taskId)
@@ -1741,7 +1739,7 @@ static bool8 Phase2_Clockwise_BlackFade_Func1(struct Task *task)
u16 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
sTransitionStructPtr->WININ = 0;
sTransitionStructPtr->WINOUT = 63;
@@ -1750,7 +1748,7 @@ static bool8 Phase2_Clockwise_BlackFade_Func1(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_020393A8[i] = 0xF3F4;
+ gScanlineEffectRegBuffers[1][i] = 0xF3F4;
}
SetVBlankCallback(VBlankCB_Phase2_Clockwise_BlackFade);
@@ -1767,7 +1765,7 @@ static bool8 Phase2_Clockwise_BlackFade_Func2(struct Task *task)
sub_814A1AC(sTransitionStructPtr->data, 120, 80, sTransitionStructPtr->data[4], -1, 1, 1);
do
{
- gUnknown_02038C28[0][sTransitionStructPtr->data[3]] = (sTransitionStructPtr->data[2] + 1) | 0x7800;
+ gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]] = (sTransitionStructPtr->data[2] + 1) | 0x7800;
} while (!sub_814A228(sTransitionStructPtr->data, 1, 1));
sTransitionStructPtr->data[4] += 16;
@@ -1795,7 +1793,7 @@ static bool8 Phase2_Clockwise_BlackFade_Func3(struct Task *task)
r1 = 120, r3 = sTransitionStructPtr->data[2] + 1;
if (sTransitionStructPtr->data[5] >= 80)
r1 = sTransitionStructPtr->data[2], r3 = 240;
- gUnknown_02038C28[0][sTransitionStructPtr->data[3]] = (r3) | (r1 << 8);
+ gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]] = (r3) | (r1 << 8);
if (var != 0)
break;
var = sub_814A228(sTransitionStructPtr->data, 1, 1);
@@ -1811,7 +1809,7 @@ static bool8 Phase2_Clockwise_BlackFade_Func3(struct Task *task)
{
while (sTransitionStructPtr->data[3] < sTransitionStructPtr->data[5])
{
- gUnknown_02038C28[0][++sTransitionStructPtr->data[3]] = (r3) | (r1 << 8);
+ gScanlineEffectRegBuffers[0][++sTransitionStructPtr->data[3]] = (r3) | (r1 << 8);
}
}
@@ -1826,7 +1824,7 @@ static bool8 Phase2_Clockwise_BlackFade_Func4(struct Task *task)
sub_814A1AC(sTransitionStructPtr->data, 120, 80, sTransitionStructPtr->data[4], 160, 1, 1);
do
{
- gUnknown_02038C28[0][sTransitionStructPtr->data[3]] = (sTransitionStructPtr->data[2] << 8) | 0xF0;
+ gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]] = (sTransitionStructPtr->data[2] << 8) | 0xF0;
} while (!sub_814A228(sTransitionStructPtr->data, 1, 1));
sTransitionStructPtr->data[4] -= 16;
@@ -1851,12 +1849,12 @@ static bool8 Phase2_Clockwise_BlackFade_Func5(struct Task *task)
while (1)
{
- r1 = (gUnknown_02038C28[0][sTransitionStructPtr->data[3]]) & 0xFF;
+ r1 = (gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]]) & 0xFF;
r2 = sTransitionStructPtr->data[2];
if (sTransitionStructPtr->data[5] <= 80)
r2 = 120, r1 = sTransitionStructPtr->data[2];
var4 = (r1) | (r2 << 8);
- gUnknown_02038C28[0][sTransitionStructPtr->data[3]] = var4;
+ gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]] = var4;
if (var != 0)
break;
var = sub_814A228(sTransitionStructPtr->data, 1, 1);
@@ -1872,7 +1870,7 @@ static bool8 Phase2_Clockwise_BlackFade_Func5(struct Task *task)
{
while (sTransitionStructPtr->data[3] > sTransitionStructPtr->data[5])
{
- gUnknown_02038C28[0][--sTransitionStructPtr->data[3]] = (r1) | (r2 << 8);
+ gScanlineEffectRegBuffers[0][--sTransitionStructPtr->data[3]] = (r1) | (r2 << 8);
}
}
@@ -1892,7 +1890,7 @@ static bool8 Phase2_Clockwise_BlackFade_Func6(struct Task *task)
r2 = 120, r3 = sTransitionStructPtr->data[2];
if (sTransitionStructPtr->data[2] >= 120)
r2 = 0, r3 = 240;
- gUnknown_02038C28[0][sTransitionStructPtr->data[3]] = (r3) | (r2 << 8);
+ gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]] = (r3) | (r2 << 8);
} while (!sub_814A228(sTransitionStructPtr->data, 1, 1));
@@ -1917,12 +1915,12 @@ static void VBlankCB_Phase2_Clockwise_BlackFade(void)
DmaStop(0);
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA != 0)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
REG_WININ = sTransitionStructPtr->WININ;
REG_WINOUT = sTransitionStructPtr->WINOUT;
REG_WIN0V = sTransitionStructPtr->WIN0V;
- REG_WIN0H = gUnknown_02038C28[1][0];
- DmaSet(0, gUnknown_02038C28[1], &REG_WIN0H, 0xA2400001);
+ REG_WIN0H = gScanlineEffectRegBuffers[1][0];
+ DmaSet(0, gScanlineEffectRegBuffers[1], &REG_WIN0H, 0xA2400001);
}
static void Phase2Task_Ripple(u8 taskId)
@@ -1935,11 +1933,11 @@ static bool8 Phase2_Ripple_Func1(struct Task *task)
u8 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
for (i = 0; i < 160; i++)
{
- gUnknown_020393A8[i] = sTransitionStructPtr->field_16;
+ gScanlineEffectRegBuffers[1][i] = sTransitionStructPtr->field_16;
}
SetVBlankCallback(VBlankCB_Phase2_Ripple);
@@ -1971,7 +1969,7 @@ static bool8 Phase2_Ripple_Func2(struct Task *task)
// todo: fix the asm
s16 var = r4 >> 8;
asm("");
- gUnknown_02038C28[0][i] = sTransitionStructPtr->field_16 + Sin(var, r3);
+ gScanlineEffectRegBuffers[0][i] = sTransitionStructPtr->field_16 + Sin(var, r3);
}
if (++task->tData3 == 81)
@@ -1991,12 +1989,12 @@ static void VBlankCB_Phase2_Ripple(void)
{
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
}
static void HBlankCB_Phase2_Ripple(void)
{
- u16 var = gUnknown_02038C28[1][REG_VCOUNT];
+ u16 var = gScanlineEffectRegBuffers[1][REG_VCOUNT];
REG_BG1VOFS = var;
REG_BG2VOFS = var;
REG_BG3VOFS = var;
@@ -2012,7 +2010,7 @@ static bool8 Phase2_Wave_Func1(struct Task *task)
u8 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
sTransitionStructPtr->WININ = 63;
sTransitionStructPtr->WINOUT = 0;
@@ -2021,7 +2019,7 @@ static bool8 Phase2_Wave_Func1(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[1][i] = 242;
+ gScanlineEffectRegBuffers[1][i] = 242;
}
SetVBlankCallback(VBlankCB_Phase2_Wave);
@@ -2037,7 +2035,7 @@ static bool8 Phase2_Wave_Func2(struct Task *task)
bool8 nextFunc;
sTransitionStructPtr->VBlank_DMA = FALSE;
- toStore = gUnknown_02038C28[0];
+ toStore = gScanlineEffectRegBuffers[0];
r5 = task->tData2;
task->tData2 += 16;
task->tData1 += 8;
@@ -2073,11 +2071,11 @@ static void VBlankCB_Phase2_Wave(void)
DmaStop(0);
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA != 0)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
REG_WININ = sTransitionStructPtr->WININ;
REG_WINOUT = sTransitionStructPtr->WINOUT;
REG_WIN0V = sTransitionStructPtr->WIN0V;
- DmaSet(0, gUnknown_02038C28[1], &REG_WIN0H, 0xA2400001);
+ DmaSet(0, gScanlineEffectRegBuffers[1], &REG_WIN0H, 0xA2400001);
}
static void Phase2Task_Sydney(u8 taskId)
@@ -2120,7 +2118,7 @@ static bool8 Phase2_Mugshot_Func1(struct Task *task)
u8 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
Mugshots_CreateOpponentPlayerSprites(task);
task->tData1 = 0;
@@ -2132,7 +2130,7 @@ static bool8 Phase2_Mugshot_Func1(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[1][i] = 0xF0F1;
+ gScanlineEffectRegBuffers[1][i] = 0xF0F1;
}
SetVBlankCallback(VBlankCB0_Phase2_Mugshots);
@@ -2177,7 +2175,7 @@ static bool8 Phase2_Mugshot_Func3(struct Task *task)
sTransitionStructPtr->VBlank_DMA = FALSE;
- toStore = gUnknown_02038C28[0];
+ toStore = gScanlineEffectRegBuffers[0];
r5 = task->tData1;
task->tData1 += 0x10;
@@ -2223,7 +2221,7 @@ static bool8 Phase2_Mugshot_Func4(struct Task *task)
sTransitionStructPtr->VBlank_DMA = FALSE;
- for (i = 0, toStore = gUnknown_02038C28[0]; i < 160; i++, toStore++)
+ for (i = 0, toStore = gScanlineEffectRegBuffers[0]; i < 160; i++, toStore++)
{
*toStore = 0xF0;
}
@@ -2266,8 +2264,8 @@ static bool8 Phase2_Mugshot_Func6(struct Task *task)
sTransitionStructPtr->VBlank_DMA = FALSE;
SetVBlankCallback(NULL);
DmaStop(0);
- memset(gUnknown_02038C28[0], 0, 0x140);
- memset(gUnknown_02038C28[1], 0, 0x140);
+ memset(gScanlineEffectRegBuffers[0], 0, 0x140);
+ memset(gScanlineEffectRegBuffers[1], 0, 0x140);
SetGpuReg(REG_OFFSET_WIN0H, 0xF0);
SetGpuReg(REG_OFFSET_BLDY, 0);
task->tState++;
@@ -2300,15 +2298,15 @@ static bool8 Phase2_Mugshot_Func7(struct Task *task)
{
s16 index1 = 0x50 - i;
s16 index2 = 0x50 + i;
- if (gUnknown_02038C28[0][index1] <= 15)
+ if (gScanlineEffectRegBuffers[0][index1] <= 15)
{
r6 = TRUE;
- gUnknown_02038C28[0][index1]++;
+ gScanlineEffectRegBuffers[0][index1]++;
}
- if (gUnknown_02038C28[0][index2] <= 15)
+ if (gScanlineEffectRegBuffers[0][index2] <= 15)
{
r6 = TRUE;
- gUnknown_02038C28[0][index2]++;
+ gScanlineEffectRegBuffers[0][index2]++;
}
}
}
@@ -2336,7 +2334,7 @@ static bool8 Phase2_Mugshot_Func9(struct Task *task)
sTransitionStructPtr->VBlank_DMA = FALSE;
task->tData3++;
- memset(gUnknown_02038C28[0], task->tData3, 0x140);
+ memset(gScanlineEffectRegBuffers[0], task->tData3, 0x140);
if (task->tData3 > 15)
task->tState++;
@@ -2357,12 +2355,12 @@ static void VBlankCB0_Phase2_Mugshots(void)
DmaStop(0);
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA != 0)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
REG_BG0VOFS = sTransitionStructPtr->BG0VOFS;
REG_WININ = sTransitionStructPtr->WININ;
REG_WINOUT = sTransitionStructPtr->WINOUT;
REG_WIN0V = sTransitionStructPtr->WIN0V;
- DmaSet(0, gUnknown_02038C28[1], &REG_WIN0H, 0xA2400001);
+ DmaSet(0, gScanlineEffectRegBuffers[1], &REG_WIN0H, 0xA2400001);
}
static void VBlankCB1_Phase2_Mugshots(void)
@@ -2370,9 +2368,9 @@ static void VBlankCB1_Phase2_Mugshots(void)
DmaStop(0);
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA != 0)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
REG_BLDCNT = sTransitionStructPtr->BLDCNT;
- DmaSet(0, gUnknown_02038C28[1], &REG_BLDY, 0xA2400001);
+ DmaSet(0, gScanlineEffectRegBuffers[1], &REG_BLDY, 0xA2400001);
}
static void HBlankCB_Phase2_Mugshots(void)
@@ -2500,7 +2498,7 @@ static bool8 Phase2_Slice_Func1(struct Task *task)
u16 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
task->tData2 = 256;
task->tData3 = 1;
@@ -2511,8 +2509,8 @@ static bool8 Phase2_Slice_Func1(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[1][i] = sTransitionStructPtr->field_14;
- gUnknown_02038C28[1][160 + i] = 0xF0;
+ gScanlineEffectRegBuffers[1][i] = sTransitionStructPtr->field_14;
+ gScanlineEffectRegBuffers[1][160 + i] = 0xF0;
}
EnableInterrupts(INTR_FLAG_HBLANK);
@@ -2541,8 +2539,8 @@ static bool8 Phase2_Slice_Func2(struct Task *task)
for (i = 0; i < 160; i++)
{
- u16 *storeLoc1 = &gUnknown_02038C28[0][i];
- u16 *storeLoc2 = &gUnknown_02038C28[0][i + 160];
+ u16 *storeLoc1 = &gScanlineEffectRegBuffers[0][i];
+ u16 *storeLoc2 = &gScanlineEffectRegBuffers[0][i + 160];
if (i & 1)
{
*storeLoc1 = sTransitionStructPtr->field_14 + task->tData1;
@@ -2578,15 +2576,15 @@ static void VBlankCB_Phase2_Slice(void)
REG_WINOUT = sTransitionStructPtr->WINOUT;
REG_WIN0V = sTransitionStructPtr->WIN0V;
if (sTransitionStructPtr->VBlank_DMA)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 640);
- DmaSet(0, &gUnknown_02038C28[1][160], &REG_WIN0H, 0xA2400001);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 640);
+ DmaSet(0, &gScanlineEffectRegBuffers[1][160], &REG_WIN0H, 0xA2400001);
}
static void HBlankCB_Phase2_Slice(void)
{
if (REG_VCOUNT < 160)
{
- u16 var = gUnknown_02038C28[1][REG_VCOUNT];
+ u16 var = gScanlineEffectRegBuffers[1][REG_VCOUNT];
REG_BG1HOFS = var;
REG_BG2HOFS = var;
REG_BG3HOFS = var;
@@ -2603,7 +2601,7 @@ static bool8 Phase2_ShredSplit_Func1(struct Task *task)
u16 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
sTransitionStructPtr->WININ = 63;
sTransitionStructPtr->WINOUT = 0;
@@ -2611,13 +2609,13 @@ static bool8 Phase2_ShredSplit_Func1(struct Task *task)
for (i = 0; i < 0xA0; i++)
{
- gUnknown_02038C28[1][i] = sTransitionStructPtr->field_14;
- gUnknown_02038C28[1][0xA0 + i] = 0xF0;
- gUnknown_02038C28[0][i] = sTransitionStructPtr->field_14;
- gUnknown_02038C28[0][0xA0 + i] = 0xF0;
- gUnknown_02038C28[0][0x140 + i] = 0;
- gUnknown_02038C28[0][0x1E0 + i] = 0x100;
- gUnknown_02038C28[0][0x280 + i] = 1;
+ gScanlineEffectRegBuffers[1][i] = sTransitionStructPtr->field_14;
+ gScanlineEffectRegBuffers[1][0xA0 + i] = 0xF0;
+ gScanlineEffectRegBuffers[0][i] = sTransitionStructPtr->field_14;
+ gScanlineEffectRegBuffers[0][0xA0 + i] = 0xF0;
+ gScanlineEffectRegBuffers[0][0x140 + i] = 0;
+ gScanlineEffectRegBuffers[0][0x1E0 + i] = 0x100;
+ gScanlineEffectRegBuffers[0][0x280 + i] = 1;
}
task->tData4 = 0;
@@ -2657,9 +2655,9 @@ static bool8 Phase2_ShredSplit_Func2(struct Task *task)
unkVar = (arr1[j]) + (arr2[k] * -(i) * 2);
if (unkVar >= 0 && (unkVar != 79 || j != 1))
{
- ptr4 = &gUnknown_02038C28[0][unkVar + 320];
- ptr3 = &gUnknown_02038C28[0][unkVar + 480];
- ptr1 = &gUnknown_02038C28[0][unkVar + 640];
+ ptr4 = &gScanlineEffectRegBuffers[0][unkVar + 320];
+ ptr3 = &gScanlineEffectRegBuffers[0][unkVar + 480];
+ ptr1 = &gScanlineEffectRegBuffers[0][unkVar + 640];
if (*ptr4 > 0xEF)
{
*ptr4 = 0xF0;
@@ -2673,8 +2671,8 @@ static bool8 Phase2_ShredSplit_Func2(struct Task *task)
if (*ptr3 <= 0xFFF)
*ptr3 += *ptr1;
}
- ptr2 = &gUnknown_02038C28[0][unkVar];
- ptr3 = &gUnknown_02038C28[0][unkVar + 160];
+ ptr2 = &gScanlineEffectRegBuffers[0][unkVar];
+ ptr3 = &gScanlineEffectRegBuffers[0][unkVar + 160];
*ptr2 = sTransitionStructPtr->field_14 + *ptr4;
*ptr3 = 0xF0 - *ptr4;
@@ -2691,9 +2689,9 @@ static bool8 Phase2_ShredSplit_Func2(struct Task *task)
unkVar = (arr1[j] + 1) + (arr2[k] * -(i) * 2);
if (unkVar <= 160 && (unkVar != 80 || j != 1))
{
- ptr4 = &gUnknown_02038C28[0][unkVar + 320];
- ptr3 = &gUnknown_02038C28[0][unkVar + 480];
- ptr1 = &gUnknown_02038C28[0][unkVar + 640];
+ ptr4 = &gScanlineEffectRegBuffers[0][unkVar + 320];
+ ptr3 = &gScanlineEffectRegBuffers[0][unkVar + 480];
+ ptr1 = &gScanlineEffectRegBuffers[0][unkVar + 640];
if (*ptr4 > 0xEF)
{
*ptr4 = 0xF0;
@@ -2707,8 +2705,8 @@ static bool8 Phase2_ShredSplit_Func2(struct Task *task)
if (*ptr3 <= 0xFFF)
*ptr3 += *ptr1;
}
- ptr2 = &gUnknown_02038C28[0][unkVar];
- ptr3 = &gUnknown_02038C28[0][unkVar + 160];
+ ptr2 = &gScanlineEffectRegBuffers[0][unkVar];
+ ptr3 = &gScanlineEffectRegBuffers[0][unkVar + 160];
*ptr2 = sTransitionStructPtr->field_14 - *ptr4;
*ptr3 = (*ptr4 << 8) | (0xF1);
@@ -2732,7 +2730,7 @@ static bool8 Phase2_ShredSplit_Func2(struct Task *task)
// This function never increments the state counter, because the loop condition
// is always false, resulting in the game being stuck in an infinite loop.
-// It's possible this transition is only partially
+// It's possible this transition is only partially
// done and the second part was left out.
static bool8 Phase2_ShredSplit_Func3(struct Task *task)
{
@@ -2742,7 +2740,7 @@ static bool8 Phase2_ShredSplit_Func3(struct Task *task)
for (i = 0; i < 0xA0; i++)
{
- if (gUnknown_02038C28[1][i] != 0xF0 && gUnknown_02038C28[1][i] != checkVar2)
+ if (gScanlineEffectRegBuffers[1][i] != 0xF0 && gScanlineEffectRegBuffers[1][i] != checkVar2)
done = FALSE; // a break statement should be put here
}
@@ -2775,7 +2773,7 @@ static bool8 Phase2_Blackhole_Func1(struct Task *task)
s32 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
sTransitionStructPtr->WININ = 0;
sTransitionStructPtr->WINOUT = 63;
@@ -2784,7 +2782,7 @@ static bool8 Phase2_Blackhole_Func1(struct Task *task)
for (i = 0; i < 0xA0; i++)
{
- gUnknown_02038C28[1][i] = 0;
+ gScanlineEffectRegBuffers[1][i] = 0;
}
SetVBlankCallback(VBlankCB1_Phase2_BigPokeball);
@@ -2814,7 +2812,7 @@ static bool8 Phase2_Blackhole1_Func3(struct Task *task)
task->tData1 += (task->tData2 >> 8);
if (task->tData1 > 0xA0)
task->tData1 = 0xA0;
- sub_814A014(gUnknown_02038C28[0], 0x78, 0x50, task->tData1);
+ sub_814A014(gScanlineEffectRegBuffers[0], 0x78, 0x50, task->tData1);
if (task->tData1 == 0xA0)
{
task->tFuncState = 1;
@@ -2840,7 +2838,7 @@ static bool8 Phase2_Blackhole1_Func2(struct Task *task)
}
task->tData1 += gUnknown_085C8C80[task->tData6];
task->tData6 = (task->tData6 + 1) % 2;
- sub_814A014(gUnknown_02038C28[0], 0x78, 0x50, task->tData1);
+ sub_814A014(gScanlineEffectRegBuffers[0], 0x78, 0x50, task->tData1);
if (task->tData1 < 9)
{
task->tState++;
@@ -2866,7 +2864,7 @@ static bool8 Phase2_Blackhole2_Func2(struct Task *task)
if (task->tData1 > 0xA0)
task->tData1 = 0xA0;
- sub_814A014(gUnknown_02038C28[0], 0x78, 0x50, task->tData1);
+ sub_814A014(gScanlineEffectRegBuffers[0], 0x78, 0x50, task->tData1);
if (task->tData1 == 0xA0)
{
DmaStop(0);
@@ -3113,7 +3111,7 @@ static bool8 Phase2_Rayquaza_Func3(struct Task *task)
u16 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
SetGpuReg(REG_OFFSET_BG0CNT, 0x9A08);
sub_8149F58(&dst1, &dst2);
@@ -3126,8 +3124,8 @@ static bool8 Phase2_Rayquaza_Func3(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[0][i] = 0;
- gUnknown_02038C28[1][i] = 0x100;
+ gScanlineEffectRegBuffers[0][i] = 0;
+ gScanlineEffectRegBuffers[1][i] = 0x100;
}
SetVBlankCallback(VBlankCB_Phase2_Rayquaza);
@@ -3212,7 +3210,7 @@ static bool8 Phase2_Rayquaza_Func9(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[1][i] = 0;
+ gScanlineEffectRegBuffers[1][i] = 0;
}
SetVBlankCallback(VBlankCB1_Phase2_BigPokeball);
@@ -3233,11 +3231,11 @@ static void VBlankCB_Phase2_Rayquaza(void)
VBlankCB_BattleTransition();
if (sTransitionStructPtr->field_20 == 0)
- dmaSrc = gUnknown_02038C28[0];
+ dmaSrc = gScanlineEffectRegBuffers[0];
else if (sTransitionStructPtr->field_20 == 1)
- dmaSrc = gUnknown_02038C28[1];
+ dmaSrc = gScanlineEffectRegBuffers[1];
else
- dmaSrc = gUnknown_02038C28[0];
+ dmaSrc = gScanlineEffectRegBuffers[0];
DmaSet(0, dmaSrc, &REG_BG0VOFS, 0xA2400001);
}
@@ -3252,7 +3250,7 @@ static bool8 Phase2_WhiteFade_Func1(struct Task *task)
u16 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
sTransitionStructPtr->BLDCNT = 0xBF;
sTransitionStructPtr->BLDY = 0;
@@ -3262,8 +3260,8 @@ static bool8 Phase2_WhiteFade_Func1(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[1][i] = 0;
- gUnknown_02038C28[1][i + 160] = 0xF0;
+ gScanlineEffectRegBuffers[1][i] = 0;
+ gScanlineEffectRegBuffers[1][i + 160] = 0xF0;
}
EnableInterrupts(INTR_FLAG_HBLANK);
@@ -3343,8 +3341,8 @@ static void VBlankCB0_Phase2_WhiteFade(void)
REG_WINOUT = sTransitionStructPtr->WINOUT;
REG_WIN0V = sTransitionStructPtr->WIN0V;
if (sTransitionStructPtr->VBlank_DMA)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 640);
- DmaSet(0, &gUnknown_02038C28[1][160], &REG_WIN0H, 0xA2400001);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 640);
+ DmaSet(0, &gScanlineEffectRegBuffers[1][160], &REG_WIN0H, 0xA2400001);
}
static void VBlankCB1_Phase2_WhiteFade(void)
@@ -3360,7 +3358,7 @@ static void VBlankCB1_Phase2_WhiteFade(void)
static void HBlankCB_Phase2_WhiteFade(void)
{
- REG_BLDY = gUnknown_02038C28[1][REG_VCOUNT];
+ REG_BLDY = gScanlineEffectRegBuffers[1][REG_VCOUNT];
}
static void sub_8149864(struct Sprite *sprite)
@@ -3374,8 +3372,8 @@ static void sub_8149864(struct Sprite *sprite)
else
{
u16 i;
- u16* ptr1 = &gUnknown_02038C28[0][sprite->pos1.y];
- u16* ptr2 = &gUnknown_02038C28[0][sprite->pos1.y + 160];
+ u16* ptr1 = &gScanlineEffectRegBuffers[0][sprite->pos1.y];
+ u16* ptr2 = &gScanlineEffectRegBuffers[0][sprite->pos1.y + 160];
for (i = 0; i < 20; i++)
{
ptr1[i] = sprite->data[0] >> 8;
@@ -3465,7 +3463,7 @@ static bool8 Phase2_Shards_Func1(struct Task *task)
u16 i;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
sTransitionStructPtr->WININ = 0x3F;
sTransitionStructPtr->WINOUT = 0;
@@ -3473,10 +3471,10 @@ static bool8 Phase2_Shards_Func1(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[0][i] = 0xF0;
+ gScanlineEffectRegBuffers[0][i] = 0xF0;
}
- CpuSet(gUnknown_02038C28[0], gUnknown_02038C28[1], 0xA0);
+ CpuSet(gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 0xA0);
SetVBlankCallback(VBlankCB_Phase2_Shards);
task->tState++;
@@ -3505,8 +3503,8 @@ static bool8 Phase2_Shards_Func3(struct Task *task)
for (i = 0, nextFunc = FALSE; i < 16; i++)
{
- s16 r3 = gUnknown_02038C28[0][sTransitionStructPtr->data[3]] >> 8;
- s16 r4 = gUnknown_02038C28[0][sTransitionStructPtr->data[3]] & 0xFF;
+ s16 r3 = gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]] >> 8;
+ s16 r4 = gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]] & 0xFF;
if (task->tData2 == 0)
{
if (r3 < sTransitionStructPtr->data[2])
@@ -3521,7 +3519,7 @@ static bool8 Phase2_Shards_Func3(struct Task *task)
if (r4 <= r3)
r4 = r3;
}
- gUnknown_02038C28[0][sTransitionStructPtr->data[3]] = (r4) | (r3 << 8);
+ gScanlineEffectRegBuffers[0][sTransitionStructPtr->data[3]] = (r4) | (r3 << 8);
if (nextFunc)
{
task->tState++;
@@ -3568,12 +3566,12 @@ static void VBlankCB_Phase2_Shards(void)
DmaStop(0);
VBlankCB_BattleTransition();
if (sTransitionStructPtr->VBlank_DMA)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
REG_WININ = sTransitionStructPtr->WININ;
REG_WINOUT = sTransitionStructPtr->WINOUT;
REG_WIN0V = sTransitionStructPtr->WIN0V;
- REG_WIN0H = gUnknown_02038C28[1][0];
- DmaSet(0, gUnknown_02038C28[1], &REG_WIN0H, 0xA2400001);
+ REG_WIN0H = gScanlineEffectRegBuffers[1][0];
+ DmaSet(0, gScanlineEffectRegBuffers[1], &REG_WIN0H, 0xA2400001);
}
// sub-task for phase2
@@ -3875,7 +3873,7 @@ static bool8 Phase2_29_Func2(struct Task *task)
sub_8149F58(&dst1, &dst2);
LZ77UnCompVram(gUnknown_085C828C, dst1);
- sub_8149F98(gUnknown_02038C28[0], 0, task->tData4, 0x84, task->tData5, 160);
+ sub_8149F98(gScanlineEffectRegBuffers[0], 0, task->tData4, 0x84, task->tData5, 160);
task->tState++;
return TRUE;
@@ -3896,7 +3894,7 @@ static bool8 Phase2_30_Func1(struct Task *task)
u16 *dst1, *dst2;
sub_8149F08();
- dp12_8087EA4();
+ ScanlineEffect_Clear();
ClearGpuRegBits(REG_OFFSET_DISPCNT, DISPCNT_WIN0_ON | DISPCNT_WIN1_ON);
task->tData2 = 0x2000;
task->tData1 = 0x7FFF;
@@ -3934,7 +3932,7 @@ static bool8 Phase2_30_Func3(struct Task *task)
for (i = 0; i < 160; i++)
{
- gUnknown_02038C28[1][i] = sTransitionStructPtr->field_16;
+ gScanlineEffectRegBuffers[1][i] = sTransitionStructPtr->field_16;
}
SetVBlankCallback(VBlankCB_Phase2_30);
@@ -3980,7 +3978,7 @@ static bool8 Phase2_30_Func4(struct Task *task)
{
s16 index = var6 / 256;
asm("");
- gUnknown_02038C28[0][i] = sTransitionStructPtr->field_16 + Sin(index, amplitude);
+ gScanlineEffectRegBuffers[0][i] = sTransitionStructPtr->field_16 + Sin(index, amplitude);
}
if (++task->tData3 == 101)
@@ -4004,12 +4002,12 @@ static void VBlankCB_Phase2_30(void)
REG_BLDALPHA = sTransitionStructPtr->BLDALPHA;
if (sTransitionStructPtr->VBlank_DMA)
- DmaCopy16(3, gUnknown_02038C28[0], gUnknown_02038C28[1], 320);
+ DmaCopy16(3, gScanlineEffectRegBuffers[0], gScanlineEffectRegBuffers[1], 320);
}
static void HBlankCB_Phase2_30(void)
{
- u16 var = gUnknown_02038C28[1][REG_VCOUNT];
+ u16 var = gScanlineEffectRegBuffers[1][REG_VCOUNT];
REG_BG0VOFS = var;
}
diff --git a/src/berry_fix_program.c b/src/berry_fix_program.c
index f487489d4..7b968a221 100644
--- a/src/berry_fix_program.c
+++ b/src/berry_fix_program.c
@@ -6,7 +6,7 @@
#include "main.h"
#include "sprite.h"
#include "task.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "window.h"
#include "text.h"
#include "menu.h"
diff --git a/src/diploma.c b/src/diploma.c
index 24e5e9727..89447c5ba 100644
--- a/src/diploma.c
+++ b/src/diploma.c
@@ -3,7 +3,7 @@
#include "palette.h"
#include "main.h"
#include "gpu_regs.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "task.h"
#include "malloc.h"
#include "decompress.h"
diff --git a/src/evolution_scene.c b/src/evolution_scene.c
index 5dfc36cb2..cbd37be52 100644
--- a/src/evolution_scene.c
+++ b/src/evolution_scene.c
@@ -11,7 +11,7 @@
#include "pokemon.h"
#include "string_util.h"
#include "battle.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "decompress.h"
#include "m4a.h"
#include "menu.h"
@@ -1367,7 +1367,7 @@ static void VBlankCB_EvolutionScene(void)
LoadOam();
ProcessSpriteCopyRequests();
TransferPlttBuffer();
- sub_80BA0A8();
+ ScanlineEffect_InitHBlankDmaTransfer();
}
static void VBlankCB_TradeEvolutionScene(void)
@@ -1384,7 +1384,7 @@ static void VBlankCB_TradeEvolutionScene(void)
LoadOam();
ProcessSpriteCopyRequests();
TransferPlttBuffer();
- sub_80BA0A8();
+ ScanlineEffect_InitHBlankDmaTransfer();
}
static void sub_813FDEC(u8 taskId)
diff --git a/src/hall_of_fame.c b/src/hall_of_fame.c
index 5390814eb..62d2b39a4 100644
--- a/src/hall_of_fame.c
+++ b/src/hall_of_fame.c
@@ -20,7 +20,7 @@
#include "string_util.h"
#include "m4a.h"
#include "international_string_util.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "trig.h"
#include "random.h"
#include "event_data.h"
diff --git a/src/mail.c b/src/mail.c
index c3cbe4a3c..ac263ac67 100644
--- a/src/mail.c
+++ b/src/mail.c
@@ -4,7 +4,7 @@
#include "main.h"
#include "overworld.h"
#include "task.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "palette.h"
#include "text.h"
#include "menu.h"
diff --git a/src/option_menu.c b/src/option_menu.c
index 7f92756ab..cbbe14b77 100644
--- a/src/option_menu.c
+++ b/src/option_menu.c
@@ -2,7 +2,7 @@
#include "option_menu.h"
#include "main.h"
#include "menu.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "palette.h"
#include "sprite.h"
#include "task.h"
diff --git a/src/pokeblock.c b/src/pokeblock.c
index 1a4ce3155..472b030e0 100644
--- a/src/pokeblock.c
+++ b/src/pokeblock.c
@@ -14,7 +14,7 @@
#include "battle.h"
#include "battle_controllers.h"
#include "palette.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "list_menu.h"
#include "gpu_regs.h"
#include "decompress.h"
diff --git a/src/reshow_battle_screen.c b/src/reshow_battle_screen.c
index 3df2ff151..a4bb4a728 100644
--- a/src/reshow_battle_screen.c
+++ b/src/reshow_battle_screen.c
@@ -3,7 +3,7 @@
#include "battle.h"
#include "palette.h"
#include "main.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "text.h"
#include "gpu_regs.h"
#include "bg.h"
@@ -34,7 +34,7 @@ extern struct SpriteTemplate gUnknown_0202499C;
extern const union AnimCmd * const * const gMonAnimationsSpriteAnimsPtrTable[];
-extern void dp12_8087EA4(void);
+extern void ScanlineEffect_Clear(void);
extern void sub_8035658(void);
extern bool8 IsDoubleBattle(void);
extern u8 GetSubstituteSpriteDefault_Y(u8 bank);
@@ -72,7 +72,7 @@ static void CB2_ReshowBattleScreenAfterMenu(void)
switch (gBattleScripting.reshowMainState)
{
case 0:
- dp12_8087EA4();
+ ScanlineEffect_Clear();
sub_8035658();
SetBgAttribute(1, BG_CTRL_ATTR_VISIBLE, 0);
SetBgAttribute(2, BG_CTRL_ATTR_VISIBLE, 0);
diff --git a/src/scanline_effect.c b/src/scanline_effect.c
new file mode 100644
index 000000000..148e053fc
--- /dev/null
+++ b/src/scanline_effect.c
@@ -0,0 +1,262 @@
+#include "global.h"
+#include "data2.h"
+#include "task.h"
+#include "trig.h"
+#include "scanline_effect.h"
+
+static void CopyValue16Bit(void);
+static void CopyValue32Bit(void);
+
+extern u16 gBattle_BG0_Y;
+extern u16 gBattle_BG0_X;
+extern u16 gBattle_BG1_X;
+extern u16 gBattle_BG1_Y;
+extern u16 gBattle_BG2_X;
+extern u16 gBattle_BG2_Y;
+extern u16 gBattle_BG3_X;
+extern u16 gBattle_BG3_Y;
+
+// EWRAM vars
+
+// Per-scanline register values.
+// This is double buffered so that it can be safely written to at any time
+// without overwriting the buffer that the DMA is currently reading
+EWRAM_DATA u16 gScanlineEffectRegBuffers[2][0x3C0] = {0};
+
+EWRAM_DATA struct ScanlineEffect gScanlineEffect = {0};
+EWRAM_DATA static bool8 sShouldStopWaveTask = FALSE;
+
+void ScanlineEffect_Stop(void)
+{
+ gScanlineEffect.state = 0;
+ DmaStop(0);
+ if (gScanlineEffect.waveTaskId != 0xFF)
+ {
+ DestroyTask(gScanlineEffect.waveTaskId);
+ gScanlineEffect.waveTaskId = 0xFF;
+ }
+}
+
+void ScanlineEffect_Clear(void)
+{
+ CpuFill16(0, gScanlineEffectRegBuffers, sizeof(gScanlineEffectRegBuffers));
+ gScanlineEffect.dmaSrcBuffers[0] = NULL;
+ gScanlineEffect.dmaSrcBuffers[1] = NULL;
+ gScanlineEffect.dmaDest = NULL;
+ gScanlineEffect.dmaControl = 0;
+ gScanlineEffect.srcBuffer = 0;
+ gScanlineEffect.state = 0;
+ gScanlineEffect.unused16 = 0;
+ gScanlineEffect.unused17 = 0;
+ gScanlineEffect.waveTaskId = 0xFF;
+}
+
+void ScanlineEffect_SetParams(struct ScanlineEffectParams params)
+{
+ if (params.dmaControl == SCANLINE_EFFECT_DMACNT_16BIT) // 16-bit
+ {
+ // Set the DMA src to the value for the second scanline because the
+ // first DMA transfer occurs in HBlank *after* the first scanline is drawn
+ gScanlineEffect.dmaSrcBuffers[0] = (u16 *)gScanlineEffectRegBuffers[0] + 1;
+ gScanlineEffect.dmaSrcBuffers[1] = (u16 *)gScanlineEffectRegBuffers[1] + 1;
+ gScanlineEffect.setFirstScanlineReg = CopyValue16Bit;
+ }
+ else // assume 32-bit
+ {
+ // Set the DMA src to the value for the second scanline because the
+ // first DMA transfer occurs in HBlank *after* the first scanline is drawn
+ gScanlineEffect.dmaSrcBuffers[0] = (u32 *)gScanlineEffectRegBuffers[0] + 1;
+ gScanlineEffect.dmaSrcBuffers[1] = (u32 *)gScanlineEffectRegBuffers[1] + 1;
+ gScanlineEffect.setFirstScanlineReg = CopyValue32Bit;
+ }
+
+ gScanlineEffect.dmaControl = params.dmaControl;
+ gScanlineEffect.dmaDest = params.dmaDest;
+ gScanlineEffect.state = params.initState;
+ gScanlineEffect.unused16 = params.unused9;
+ gScanlineEffect.unused17 = params.unused9;
+}
+
+void ScanlineEffect_InitHBlankDmaTransfer(void)
+{
+ if (gScanlineEffect.state == 0)
+ {
+ return;
+ }
+ else if (gScanlineEffect.state == 3)
+ {
+ gScanlineEffect.state = 0;
+ DmaStop(0);
+ sShouldStopWaveTask = TRUE;
+ }
+ else
+ {
+ DmaStop(0);
+ // Set DMA to copy to dest register on each HBlank for the next frame.
+ // The HBlank DMA transfers do not occurr during VBlank, so the transfer
+ // will begin on the HBlank after the first scanline
+ DmaSet(0, gScanlineEffect.dmaSrcBuffers[gScanlineEffect.srcBuffer], gScanlineEffect.dmaDest, gScanlineEffect.dmaControl);
+ // Manually set the reg for the first scanline
+ gScanlineEffect.setFirstScanlineReg();
+ // Swap current buffer
+ gScanlineEffect.srcBuffer ^= 1;
+ }
+}
+
+// These two functions are used to copy the register for the first scanline,
+// depending whether it is a 16-bit register or a 32-bit register.
+
+static void CopyValue16Bit(void)
+{
+ u16 *dest = (u16 *)gScanlineEffect.dmaDest;
+ u16 *src = (u16 *)&gScanlineEffectRegBuffers[gScanlineEffect.srcBuffer];
+
+ *dest = *src;
+}
+
+static void CopyValue32Bit(void)
+{
+ u32 *dest = (u32 *)gScanlineEffect.dmaDest;
+ u32 *src = (u32 *)&gScanlineEffectRegBuffers[gScanlineEffect.srcBuffer];
+
+ *dest = *src;
+}
+
+#define tStartLine data[0]
+#define tEndLine data[1]
+#define tWaveLength data[2]
+#define tSrcBufferOffset data[3]
+#define tFramesUntilMove data[4]
+#define tDelayInterval data[5]
+#define tRegOffset data[6]
+#define tApplyBattleBgOffsets data[7]
+
+static void TaskFunc_UpdateWavePerFrame(u8 taskId)
+{
+ int value = 0;
+ int i;
+ int offset;
+
+ if (sShouldStopWaveTask)
+ {
+ DestroyTask(taskId);
+ gScanlineEffect.waveTaskId = 0xFF;
+ }
+ else
+ {
+ if (gTasks[taskId].tApplyBattleBgOffsets)
+ {
+ switch (gTasks[taskId].tRegOffset)
+ {
+ case SCANLINE_EFFECT_REG_BG0HOFS:
+ value = gBattle_BG0_X;
+ break;
+ case SCANLINE_EFFECT_REG_BG0VOFS:
+ value = gBattle_BG0_Y;
+ break;
+ case SCANLINE_EFFECT_REG_BG1HOFS:
+ value = gBattle_BG1_X;
+ break;
+ case SCANLINE_EFFECT_REG_BG1VOFS:
+ value = gBattle_BG1_Y;
+ break;
+ case SCANLINE_EFFECT_REG_BG2HOFS:
+ value = gBattle_BG2_X;
+ break;
+ case SCANLINE_EFFECT_REG_BG2VOFS:
+ value = gBattle_BG2_Y;
+ break;
+ case SCANLINE_EFFECT_REG_BG3HOFS:
+ value = gBattle_BG3_X;
+ break;
+ case SCANLINE_EFFECT_REG_BG3VOFS:
+ value = gBattle_BG3_Y;
+ break;
+ }
+ }
+ if (gTasks[taskId].tFramesUntilMove != 0)
+ {
+ gTasks[taskId].tFramesUntilMove--;
+ offset = gTasks[taskId].tSrcBufferOffset + 320;
+ for (i = gTasks[taskId].tStartLine; i < gTasks[taskId].tEndLine; i++)
+ {
+ gScanlineEffectRegBuffers[gScanlineEffect.srcBuffer][i] = gScanlineEffectRegBuffers[0][offset] + value;
+ offset++;
+ }
+ }
+ else
+ {
+ gTasks[taskId].tFramesUntilMove = gTasks[taskId].tDelayInterval;
+ offset = gTasks[taskId].tSrcBufferOffset + 320;
+ for (i = gTasks[taskId].tStartLine; i < gTasks[taskId].tEndLine; i++)
+ {
+ gScanlineEffectRegBuffers[gScanlineEffect.srcBuffer][i] = gScanlineEffectRegBuffers[0][offset] + value;
+ offset++;
+ }
+
+ // increment src buffer offset
+ gTasks[taskId].tSrcBufferOffset++;
+ if (gTasks[taskId].tSrcBufferOffset == gTasks[taskId].tWaveLength)
+ gTasks[taskId].tSrcBufferOffset = 0;
+ }
+ }
+}
+
+static void GenerateWave(u16 *buffer, u8 frequency, u8 amplitude, u8 unused)
+{
+ u16 i = 0;
+ u8 theta = 0;
+
+ while (i < 256)
+ {
+ buffer[i] = (gSineTable[theta] * amplitude) / 256;
+ theta += frequency;
+ i++;
+ }
+}
+
+// Initializes a background "wave" effect that affects scanlines startLine (inclusive) to endLine (exclusive).
+// 'frequency' and 'amplitude' control the frequency and amplitude of the wave.
+// 'delayInterval' controls how fast the wave travels up the screen. The wave will shift upwards one scanline every 'delayInterval'+1 frames.
+// 'regOffset' is the offset of the video register to modify.
+u8 ScanlineEffect_InitWave(u8 startLine, u8 endLine, u8 frequency, u8 amplitude, u8 delayInterval, u8 regOffset, bool8 applyBattleBgOffsets)
+{
+ int i;
+ int offset;
+ struct ScanlineEffectParams params;
+ u8 taskId;
+
+ ScanlineEffect_Clear();
+
+ params.dmaDest = (void *)(REG_ADDR_BG0HOFS + regOffset);
+ params.dmaControl = SCANLINE_EFFECT_DMACNT_16BIT;
+ params.initState = 1;
+ params.unused9 = 0;
+ ScanlineEffect_SetParams(params);
+
+ taskId = CreateTask(TaskFunc_UpdateWavePerFrame, 0);
+
+ gTasks[taskId].tStartLine = startLine;
+ gTasks[taskId].tEndLine = endLine;
+ gTasks[taskId].tWaveLength = 256 / frequency;
+ gTasks[taskId].tSrcBufferOffset = 0;
+ gTasks[taskId].tFramesUntilMove = delayInterval;
+ gTasks[taskId].tDelayInterval = delayInterval;
+ gTasks[taskId].tRegOffset = regOffset;
+ gTasks[taskId].tApplyBattleBgOffsets = applyBattleBgOffsets;
+
+ gScanlineEffect.waveTaskId = taskId;
+ sShouldStopWaveTask = FALSE;
+
+ GenerateWave(&gScanlineEffectRegBuffers[0][320], frequency, amplitude, endLine - startLine);
+
+ offset = 320;
+ for (i = startLine; i < endLine; i++)
+ {
+ gScanlineEffectRegBuffers[0][i] = gScanlineEffectRegBuffers[0][offset];
+ gScanlineEffectRegBuffers[1][i] = gScanlineEffectRegBuffers[0][offset];
+ offset++;
+ }
+
+ return taskId;
+}
diff --git a/src/use_pokeblock.c b/src/use_pokeblock.c
index 12f475c93..c8898d08f 100644
--- a/src/use_pokeblock.c
+++ b/src/use_pokeblock.c
@@ -4,7 +4,7 @@
#include "malloc.h"
#include "palette.h"
#include "pokenav.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "text.h"
#include "bg.h"
#include "window.h"
@@ -131,7 +131,7 @@ void sub_8166340(void)
ProcessSpriteCopyRequests();
TransferPlttBuffer();
sub_81D2108(gUnknown_0203BCAC->field_7C58);
- sub_80BA0A8();
+ ScanlineEffect_InitHBlankDmaTransfer();
}
void sub_816636C(void (*func)(void))
diff --git a/src/wallclock.c b/src/wallclock.c
index dbea24b4c..f15bbbc27 100644
--- a/src/wallclock.c
+++ b/src/wallclock.c
@@ -12,7 +12,7 @@
#include "window.h"
#include "text_window.h"
#include "menu.h"
-#include "unknown_task.h"
+#include "scanline_effect.h"
#include "task.h"
#include "strings.h"
#include "sound.h"
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-08 06:22:28 +0000