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decompile rom_8034C54

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This commit is contained in:
DizzyEggg
2018-05-27 23:26:01 +02:00
parent 357afd91b5
commit ff0c615870
6 changed files with 367 additions and 911 deletions
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420
src/rom_8034C54.c
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@@ -1,29 +1,15 @@
#include "global.h"
#include "rom_8034C54.h"
#include "malloc.h"
#include "decompress.h"
#include "main.h"
struct UnkStruct3
{
u8 field_0_0:2;
u8 shape:2;
u8 size:2;
u8 priority:2;
u8 field_1;
u8 xDelta;
u8 field_3;
s16 x;
s16 y;
const struct SpriteSheet *spriteSheet;
const struct SpritePalette *spritePal;
};
struct UnkStruct2
{
u8 field_0;
u8 field_1;
bool8 isActive;
u8 firstOamId;
u8 field_2;
u8 field_3;
u8 oamCount;
u8 palTagIndex;
u8 size;
u8 shape;
@@ -36,31 +22,42 @@ struct UnkStruct2
u16 tileTag;
u16 palTag;
u32 field_14;
u8 field_18;
u8 field_19;
u8 field_1A;
u8 field_1B;
s32 field_18;
};
struct UnkStruct1
{
u32 count;
struct UnkStruct2 *field_4;
struct UnkStruct2 *array;
};
IWRAM_DATA u32 gUnknown_03000DD4;
IWRAM_DATA u32 gUnknown_03000DD8;
IWRAM_DATA u32 gUnknown_03000DDC;
extern struct UnkStruct1 *gUnknown_02022E10;
extern const struct SpriteTemplate gUnknown_0831AC88;
// this file's functions
void sub_8034CC8(void);
void sub_80353DC(u32 id);
u8 sub_8035518(u8 arg0);
u8 sub_80355F8(u32 arg0, u32 arg1);
void sub_8034EFC(struct UnkStruct2 *arg0);
void sub_8035044(u32 id, u32 arg1);
static u8 sub_8035518(u8 arg0);;
static void sub_8034EFC(struct UnkStruct2 *arg0);
static void sub_80350B0(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2);
static void sub_8035164(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2);
static void sub_80352C0(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2);
static bool32 SharesTileWithAnyActive(u32 id);
static bool32 SharesPalWithAnyActive(u32 id);
static void sub_8035648(void);
// iwram
static IWRAM_DATA s32 gUnknown_03000DD4;
static IWRAM_DATA s32 gUnknown_03000DD8;
static IWRAM_DATA s32 gUnknown_03000DDC;
// const rom data
static const u8 gUnknown_082FF1C8[][4] =
{
{0x01, 0x04, 0x10, 0x40},
{0x02, 0x04, 0x08, 0x20},
{0x02, 0x04, 0x08, 0x20},
{0x00, 0x00, 0x00, 0x00}
};
// code
bool32 sub_8034C54(u32 count)
@@ -74,8 +71,8 @@ bool32 sub_8034C54(u32 count)
if (gUnknown_02022E10 == NULL)
return FALSE;
gUnknown_02022E10->field_4 = Alloc(sizeof(struct UnkStruct2) * count);
if (gUnknown_02022E10->field_4 == NULL)
gUnknown_02022E10->array = Alloc(sizeof(struct UnkStruct2) * count);
if (gUnknown_02022E10->array == NULL)
{
Free(gUnknown_02022E10);
return FALSE;
@@ -84,8 +81,8 @@ bool32 sub_8034C54(u32 count)
gUnknown_02022E10->count = count;
for (i = 0; i < count; i++)
{
gUnknown_02022E10->field_4[i].field_0 = 0;
gUnknown_02022E10->field_4[i].field_1 |= 0xFF;
gUnknown_02022E10->array[i].isActive = FALSE;
gUnknown_02022E10->array[i].firstOamId |= 0xFF;
}
return TRUE;
@@ -95,39 +92,39 @@ void sub_8034CC8(void)
{
if (gUnknown_02022E10 != NULL)
{
if (gUnknown_02022E10->field_4 != NULL)
if (gUnknown_02022E10->array != NULL)
{
u32 i;
for (i = 0; i < gUnknown_02022E10->count; i++)
sub_80353DC(i);
Free(gUnknown_02022E10->field_4);
Free(gUnknown_02022E10->array);
}
FREE_AND_SET_NULL(gUnknown_02022E10);
}
}
bool32 sub_8034D14(u32 id, u32 arg1, const struct UnkStruct3 *arg2)
bool32 sub_8034D14(u32 id, s32 arg1, const struct UnkStruct3 *arg2)
{
u32 i;
if (gUnknown_02022E10 == NULL)
return FALSE;
if (gUnknown_02022E10->field_4[id].field_0 != 0)
if (gUnknown_02022E10->array[id].isActive)
return FALSE;
gUnknown_02022E10->field_4[id].field_1 = sub_8035518(arg2->field_1);
if (gUnknown_02022E10->field_4[id].field_1 == 0xFF)
gUnknown_02022E10->array[id].firstOamId = sub_8035518(arg2->field_1);
if (gUnknown_02022E10->array[id].firstOamId == 0xFF)
return FALSE;
gUnknown_02022E10->field_4[id].tileStart = GetSpriteTileStartByTag(arg2->spriteSheet->tag);
if (gUnknown_02022E10->field_4[id].tileStart == 0xFFFF)
gUnknown_02022E10->array[id].tileStart = GetSpriteTileStartByTag(arg2->spriteSheet->tag);
if (gUnknown_02022E10->array[id].tileStart == 0xFFFF)
{
if (arg2->spriteSheet->size != 0)
{
gUnknown_02022E10->field_4[id].tileStart = LoadSpriteSheet(arg2->spriteSheet);
gUnknown_02022E10->array[id].tileStart = LoadSpriteSheet(arg2->spriteSheet);
}
else
{
@@ -135,63 +132,322 @@ bool32 sub_8034D14(u32 id, u32 arg1, const struct UnkStruct3 *arg2)
compSpriteSheet = *(struct CompressedSpriteSheet*)(arg2->spriteSheet);
compSpriteSheet.size = GetDecompressedDataSize(arg2->spriteSheet->data);
gUnknown_02022E10->field_4[id].tileStart = LoadCompressedObjectPic(&compSpriteSheet);
gUnknown_02022E10->array[id].tileStart = LoadCompressedObjectPic(&compSpriteSheet);
}
if (gUnknown_02022E10->field_4[id].tileStart == 0xFFFF)
if (gUnknown_02022E10->array[id].tileStart == 0xFFFF)
return FALSE;
}
gUnknown_02022E10->field_4[id].palTagIndex = IndexOfSpritePaletteTag(arg2->spritePal->tag);
if (gUnknown_02022E10->field_4[id].palTagIndex == 0xFF)
gUnknown_02022E10->field_4[id].palTagIndex = LoadSpritePalette(arg2->spritePal);
gUnknown_02022E10->array[id].palTagIndex = IndexOfSpritePaletteTag(arg2->spritePal->tag);
if (gUnknown_02022E10->array[id].palTagIndex == 0xFF)
gUnknown_02022E10->array[id].palTagIndex = LoadSpritePalette(arg2->spritePal);
gUnknown_02022E10->field_4[id].field_2 = arg2->field_0_0;
gUnknown_02022E10->field_4[id].field_3 = arg2->field_1;
gUnknown_02022E10->field_4[id].x = arg2->x;
gUnknown_02022E10->field_4[id].y = arg2->y;
gUnknown_02022E10->field_4[id].shape = arg2->shape;
gUnknown_02022E10->field_4[id].size = arg2->size;
gUnknown_02022E10->field_4[id].priority = arg2->priority;
gUnknown_02022E10->field_4[id].xDelta = arg2->xDelta;
gUnknown_02022E10->field_4[id].field_9 = sub_80355F8(arg2->shape, arg2->size);
gUnknown_02022E10->field_4[id].tileTag = arg2->spriteSheet->tag;
gUnknown_02022E10->field_4[id].palTag = arg2->spritePal->tag;
gUnknown_02022E10->field_4[id].field_0 = 1;
gUnknown_02022E10->field_4[id].field_14 = 1;
gUnknown_02022E10->array[id].field_2 = arg2->field_0_0;
gUnknown_02022E10->array[id].oamCount = arg2->field_1;
gUnknown_02022E10->array[id].x = arg2->x;
gUnknown_02022E10->array[id].y = arg2->y;
gUnknown_02022E10->array[id].shape = arg2->shape;
gUnknown_02022E10->array[id].size = arg2->size;
gUnknown_02022E10->array[id].priority = arg2->priority;
gUnknown_02022E10->array[id].xDelta = arg2->xDelta;
gUnknown_02022E10->array[id].field_9 = sub_80355F8(arg2->shape, arg2->size);
gUnknown_02022E10->array[id].tileTag = arg2->spriteSheet->tag;
gUnknown_02022E10->array[id].palTag = arg2->spritePal->tag;
gUnknown_02022E10->array[id].isActive = TRUE;
gUnknown_02022E10->array[id].field_14 = 1;
for (i = 1; i < arg2->field_1; i++)
gUnknown_02022E10->field_4[id].field_14 *= 10;
gUnknown_02022E10->array[id].field_14 *= 10;
sub_8034EFC(&gUnknown_02022E10->field_4[id]);
sub_8034EFC(&gUnknown_02022E10->array[id]);
sub_8035044(id, arg1);
return TRUE;
}
void sub_8034EFC(struct UnkStruct2 *arg0)
static void sub_8034EFC(struct UnkStruct2 *arg0)
{
u32 i;
u32 r5 = arg0->field_1;
u32 oamId = arg0->firstOamId;
u32 x = arg0->x;
u32 r8 = arg0->field_3 + 1;
u32 oamCount = arg0->oamCount + 1;
CpuFill16(0, &gMain.oamBuffer[r5], sizeof(struct OamData) * r8);
for (i = 0, r5 = arg0->field_1; i < r8; i++, r5++)
CpuFill16(0, &gMain.oamBuffer[oamId], sizeof(struct OamData) * oamCount);
for (i = 0, oamId = arg0->firstOamId; i < oamCount; i++, oamId++)
{
gMain.oamBuffer[r5].y = arg0->y;
gMain.oamBuffer[r5].x = x;
gMain.oamBuffer[r5].shape = arg0->shape;
gMain.oamBuffer[r5].size = arg0->size;
gMain.oamBuffer[r5].tileNum = arg0->tileStart;
gMain.oamBuffer[r5].priority = arg0->priority;
gMain.oamBuffer[r5].paletteNum = arg0->palTagIndex;
gMain.oamBuffer[oamId].y = arg0->y;
gMain.oamBuffer[oamId].x = x;
gMain.oamBuffer[oamId].shape = arg0->shape;
gMain.oamBuffer[oamId].size = arg0->size;
gMain.oamBuffer[oamId].tileNum = arg0->tileStart;
gMain.oamBuffer[oamId].priority = arg0->priority;
gMain.oamBuffer[oamId].paletteNum = arg0->palTagIndex;
x += arg0->xDelta;
}
r5--;
gMain.oamBuffer[r5].x = arg0->x - arg0->xDelta;
gMain.oamBuffer[r5].affineMode = 2;
gMain.oamBuffer[r5].tileNum = arg0->tileStart + (arg0->field_9 * 10);
oamId--;
gMain.oamBuffer[oamId].x = arg0->x - arg0->xDelta;
gMain.oamBuffer[oamId].affineMode = 2;
gMain.oamBuffer[oamId].tileNum = arg0->tileStart + (arg0->field_9 * 10);
}
void sub_8035044(u32 id, s32 arg1)
{
bool32 r2;
if (gUnknown_02022E10 == NULL)
return;
if (!gUnknown_02022E10->array[id].isActive)
return;
gUnknown_02022E10->array[id].field_18 = arg1;
if (arg1 < 0)
{
r2 = TRUE;
arg1 *= -1;
}
else
{
r2 = FALSE;
}
switch (gUnknown_02022E10->array[id].field_2)
{
case 0:
default:
sub_80350B0(&gUnknown_02022E10->array[id], arg1, r2);
break;
case 1:
sub_8035164(&gUnknown_02022E10->array[id], arg1, r2);
break;
case 2:
sub_80352C0(&gUnknown_02022E10->array[id], arg1, r2);
break;
}
}
static void sub_80350B0(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2)
{
u32 r5 = arg0->field_14;
u32 oamId = arg0->firstOamId;
while (r5 != 0)
{
u32 r4 = arg1 / r5;
arg1 -= (r4 * r5);
r5 /= 10;
gMain.oamBuffer[oamId].tileNum = (r4 * arg0->field_9) + arg0->tileStart;
oamId++;
}
if (arg2)
gMain.oamBuffer[oamId].affineMode = 0;
else
gMain.oamBuffer[oamId].affineMode = 2;
}
static void sub_8035164(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2)
{
u32 r5 = arg0->field_14;
gUnknown_03000DD4 = arg0->firstOamId;
gUnknown_03000DD8 = 0;
gUnknown_03000DDC = -1;
while (r5 != 0)
{
u32 r4 = arg1 / r5;
arg1 -= (r4 * r5);
r5 /= 10;
if (r4 != 0 || gUnknown_03000DDC != -1 || r5 == 0)
{
gMain.oamBuffer[gUnknown_03000DD4].tileNum = (r4 * arg0->field_9) + arg0->tileStart;
gMain.oamBuffer[gUnknown_03000DD4].affineMode = 0;
if (gUnknown_03000DDC == -1)
gUnknown_03000DDC = gUnknown_03000DD8;
}
else
{
gMain.oamBuffer[gUnknown_03000DD4].affineMode = 2;
}
gUnknown_03000DD4++;
gUnknown_03000DD8++;
}
if (arg2)
{
gMain.oamBuffer[gUnknown_03000DD4].affineMode = 0;
gMain.oamBuffer[gUnknown_03000DD4].x = arg0->x + ((gUnknown_03000DDC - 1) * arg0->xDelta);
}
else
{
gMain.oamBuffer[gUnknown_03000DD4].affineMode = 2;
}
}
static void sub_80352C0(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2)
{
u32 r5 = arg0->field_14;
u32 oamId = arg0->firstOamId;
u32 var_28 = 0;
s32 r9 = 0;
while (r5 != 0)
{
u32 r4 = arg1 / r5;
arg1 -= (r4 * r5);
r5 /= 10;
if (r4 != 0 || var_28 != 0 || r5 == 0)
{
var_28 = 1;
gMain.oamBuffer[oamId].tileNum = (r4 * arg0->field_9) + arg0->tileStart;
gMain.oamBuffer[oamId].affineMode = 0;
oamId++;
r9++;
}
}
while (r9 < arg0->oamCount)
{
gMain.oamBuffer[oamId].affineMode = 2;
oamId++;
r9++;
}
if (arg2)
gMain.oamBuffer[oamId].affineMode = 0;
else
gMain.oamBuffer[oamId].affineMode = 2;
}
void sub_80353DC(u32 id)
{
s32 oamId, oamCount, i;
if (gUnknown_02022E10 == NULL)
return;
if (!gUnknown_02022E10->array[id].isActive)
return;
oamCount = gUnknown_02022E10->array[id].oamCount + 1;
oamId = gUnknown_02022E10->array[id].firstOamId;
for (i = 0; i < oamCount; i++, oamId++)
gMain.oamBuffer[oamId].affineMode = 2;
if (!SharesTileWithAnyActive(id))
FreeSpriteTilesByTag(gUnknown_02022E10->array[id].tileTag);
if (!SharesPalWithAnyActive(id))
FreeSpritePaletteByTag(gUnknown_02022E10->array[id].palTag);
gUnknown_02022E10->array[id].isActive = FALSE;
}
void sub_803547C(u32 id, bool32 arg1)
{
s32 oamId, oamCount, i;
if (gUnknown_02022E10 == NULL)
return;
if (!gUnknown_02022E10->array[id].isActive)
return;
oamCount = gUnknown_02022E10->array[id].oamCount + 1;
oamId = gUnknown_02022E10->array[id].firstOamId;
if (arg1)
{
for (i = 0; i < oamCount; i++, oamId++)
gMain.oamBuffer[oamId].affineMode = 2;
}
else
{
for (i = 0; i < oamCount; i++, oamId++)
gMain.oamBuffer[oamId].affineMode = 0;
sub_8035044(id, gUnknown_02022E10->array[id].field_18);
}
}
static u8 sub_8035518(u8 arg0)
{
u32 i;
u16 oamCount = 64;
for (i = 0; i < gUnknown_02022E10->count; i++)
{
if (!gUnknown_02022E10->array[i].isActive)
{
if (gUnknown_02022E10->array[i].firstOamId != 0xFF && gUnknown_02022E10->array[i].oamCount <= arg0)
return gUnknown_02022E10->array[i].firstOamId;
}
else
{
oamCount += 1 + gUnknown_02022E10->array[i].oamCount;
}
}
if (oamCount + arg0 + 1 > 128)
return 0xFF;
else
return oamCount;
}
static bool32 SharesTileWithAnyActive(u32 id)
{
u32 i;
for (i = 0; i < gUnknown_02022E10->count; i++)
{
if (gUnknown_02022E10->array[i].isActive && i != id
&& gUnknown_02022E10->array[i].tileTag == gUnknown_02022E10->array[id].tileTag)
{
return TRUE;
}
}
return FALSE;
}
static bool32 SharesPalWithAnyActive(u32 id)
{
u32 i;
for (i = 0; i < gUnknown_02022E10->count; i++)
{
if (gUnknown_02022E10->array[i].isActive && i != id
&& gUnknown_02022E10->array[i].palTag == gUnknown_02022E10->array[id].palTag)
{
return TRUE;
}
}
return FALSE;
}
u8 sub_80355F8(u32 arg0, u32 arg1)
{
return gUnknown_082FF1C8[arg0][arg1];
}
static void sub_8035608(void)
{
u8 spriteId;
ResetSpriteData();
spriteId = CreateSprite(&gUnknown_0831AC88, 0, 0, 0);
gSprites[spriteId].invisible = 1;
SetMainCallback2(sub_8035648);
}
static void sub_8035648(void)
{
AnimateSprites();
BuildOamBuffer();
}