Merge pull request #399 from DizzyEggg/code_800980

This commit is contained in:
Seth Barberee
2025-05-25 12:56:16 -07:00
committed by GitHub
3 changed files with 105 additions and 270 deletions

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@@ -1,269 +0,0 @@
#include "asm/constants/gba_constants.inc"
#include "asm/macros.inc"
.syntax unified
.text
thumb_func_start sub_8009A7C
sub_8009A7C:
push {r4-r7,lr}
mov r7, r10
mov r6, r9
mov r5, r8
push {r5-r7}
sub sp, 0x18
str r0, [sp]
adds r5, r1, 0
str r2, [sp, 0x4]
str r3, [sp, 0x8]
ldr r0, [sp, 0x38]
ldr r3, [sp, 0x40]
lsls r0, 24
lsrs r4, r0, 24
ldr r0, _08009AB4
ldr r1, [r0]
movs r2, 0
str r2, [sp, 0x10]
cmp r1, 0
bne _08009AA8
movs r7, 0x1
str r7, [sp, 0x10]
_08009AA8:
ldr r1, [sp]
ldr r0, [r1]
cmp r5, r0
blt _08009AB8
movs r0, 0
b _08009BCE
.align 2, 0
_08009AB4: .4byte gUnknown_202D2A0
_08009AB8:
lsls r5, 2
mov r8, r5
cmp r4, 0
beq _08009AFA
movs r0, 0
ldr r2, _08009B74
mov r10, r2
ldr r4, _08009B78
mov r9, r4
ldr r1, [sp, 0x10]
lsls r7, r1, 1
_08009ACE:
ldr r2, [sp, 0x10]
adds r4, r0, 0x1
mov r12, r4
cmp r2, 0x1D
bgt _08009AF4
mov r6, r10
mov r5, r9
movs r4, 0
lsls r0, 6
adds r1, r7, r0
_08009AE2:
ldr r0, [r5]
lsls r0, 11
adds r0, r1, r0
adds r0, r6
strh r4, [r0]
adds r1, 0x2
adds r2, 0x1
cmp r2, 0x1D
ble _08009AE2
_08009AF4:
mov r0, r12
cmp r0, 0x13
ble _08009ACE
_08009AFA:
ldr r7, [sp]
ldr r0, [r7, 0x4]
add r0, r8
ldr r5, [r0]
ldrh r0, [r5, 0x4]
mov r9, r0
ldrh r1, [r5, 0x6]
str r1, [sp, 0xC]
ldr r2, [sp, 0x3C]
cmp r2, 0
beq _08009B14
ldrh r0, [r5, 0x8]
str r0, [r2]
_08009B14:
cmp r3, 0
beq _08009B28
ldrh r0, [r5, 0xA]
strh r0, [r3]
ldrh r0, [r5, 0xC]
strh r0, [r3, 0x2]
ldrh r0, [r5, 0xE]
strh r0, [r3, 0x4]
ldrh r0, [r5, 0x10]
strh r0, [r3, 0x6]
_08009B28:
adds r5, 0x14
ldr r4, [sp, 0x8]
str r4, [sp, 0x14]
movs r6, 0
movs r0, 0
ldr r7, [sp, 0xC]
cmp r0, r7
bge _08009BC4
cmp r4, 0x13
bgt _08009BC4
_08009B3C:
ldr r3, [sp, 0x4]
adds r0, 0x1
mov r12, r0
ldr r0, [sp, 0x14]
adds r0, 0x1
mov r8, r0
mov r1, r9
cmp r1, 0
beq _08009BB4
ldr r2, _08009B74
mov r10, r2
mov r2, r9
_08009B54:
cmp r6, 0
bne _08009B80
ldrh r1, [r5]
adds r5, 0x2
adds r0, r1, 0
movs r4, 0xF0
lsls r4, 8
ands r0, r4
cmp r0, 0
bne _08009B6E
ldr r6, _08009B7C
ands r6, r1
movs r1, 0
_08009B6E:
adds r4, r1, 0
b _08009B82
.align 2, 0
_08009B74: .4byte gBgTilemaps
_08009B78: .4byte gUnknown_202D2A0
_08009B7C: .4byte 0x000003ff
_08009B80:
movs r4, 0
_08009B82:
cmp r6, 0
beq _08009B88
subs r6, 0x1
_08009B88:
ldr r7, [sp, 0x10]
cmp r3, r7
blt _08009BAC
cmp r3, 0x1D
bgt _08009BAC
ldr r0, [sp, 0x14]
cmp r0, 0
blt _08009BAC
lsls r0, r3, 1
ldr r7, [sp, 0x14]
lsls r1, r7, 6
adds r0, r1
ldr r7, _08009BE0
ldr r1, [r7]
lsls r1, 11
adds r0, r1
add r0, r10
strh r4, [r0]
_08009BAC:
subs r2, 0x1
adds r3, 0x1
cmp r2, 0
bne _08009B54
_08009BB4:
mov r0, r12
mov r1, r8
str r1, [sp, 0x14]
ldr r2, [sp, 0xC]
cmp r0, r2
bge _08009BC4
cmp r1, 0x13
ble _08009B3C
_08009BC4:
ldr r4, _08009BE0
ldr r0, [r4]
bl sub_80098F8
movs r0, 0x1
_08009BCE:
add sp, 0x18
pop {r3-r5}
mov r8, r3
mov r9, r4
mov r10, r5
pop {r4-r7}
pop {r1}
bx r1
.align 2, 0
_08009BE0: .4byte gUnknown_202D2A0
thumb_func_end sub_8009A7C
thumb_func_start sub_8009BE4
sub_8009BE4:
push {r4-r7,lr}
mov r7, r10
mov r6, r9
mov r5, r8
push {r5-r7}
movs r0, 0x20
mov r12, r0
ldr r0, _08009C54
ldr r1, [r0]
movs r2, 0
mov r10, r2
mov r9, r0
cmp r1, 0
bne _08009C04
movs r7, 0x1
mov r10, r7
_08009C04:
movs r0, 0
mov r1, r10
lsls r1, 1
mov r8, r1
_08009C0C:
mov r1, r10
adds r3, r0, 0x1
cmp r1, r12
bge _08009C36
ldr r6, _08009C58
ldr r5, _08009C54
movs r4, 0
lsls r0, 6
mov r7, r8
adds r2, r7, r0
mov r0, r12
subs r1, r0, r1
_08009C24:
ldr r0, [r5]
lsls r0, 11
adds r0, r2, r0
adds r0, r6
strh r4, [r0]
adds r2, 0x2
subs r1, 0x1
cmp r1, 0
bne _08009C24
_08009C36:
adds r0, r3, 0
cmp r0, 0x1F
ble _08009C0C
mov r1, r9
ldr r0, [r1]
bl sub_80098F8
pop {r3-r5}
mov r8, r3
mov r9, r4
mov r10, r5
pop {r4-r7}
pop {r0}
bx r0
.align 2, 0
_08009C54: .4byte gUnknown_202D2A0
_08009C58: .4byte gBgTilemaps
thumb_func_end sub_8009BE4

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@@ -67,7 +67,6 @@ SECTIONS {
src/text_3.o(.text);
src/text_4.o(.text);
src/code_8009804.o(.text);
asm/code_8009804.o(.text);
src/math.o(.text);
src/file_system.o(.text);
src/decompress_sir.o(.text);

View File

@@ -238,3 +238,108 @@ void sub_8009A1C(const EfoFileData *r0, u32 palId, u32 vramDstOffset, u32 r3)
SetBGPaletteBufferColorArray(i + 0xE0, &r0->unk10->pal[i + palId * 16]);
}
}
// Todo: Merge this struct with others once sub_800DE8C is decompiled(if possible)
struct Struct_8009A7C
{
s32 unk0;
u16 **unk4;
};
bool8 sub_8009A7C(struct Struct_8009A7C *a0, s32 a1, s32 a2, s32 a3, bool8 a4, s32 *a5, u16 *a6)
{
s32 countY;
s32 yId;
s32 i, j;
s32 jStart;
s32 countX;
s32 r6;
u16 *r5;
if (gUnknown_202D2A0 == 0) {
jStart = 1;
}
else {
jStart = 0;
}
if (a1 >= a0->unk0)
return FALSE;
if (a4) {
for (i = 0; i < 20; i++) {
for (j = jStart; j < 30; j++) {
gBgTilemaps[gUnknown_202D2A0][i][j] = 0;
}
}
}
r5 = a0->unk4[a1];
countX = r5[2];
countY = r5[3];
if (a5 != NULL) {
*a5 = r5[4];
}
if (a6 != NULL) {
a6[0] = r5[5];
a6[1] = r5[6];
a6[2] = r5[7];
a6[3] = r5[8];
}
r5 += 10;
yId = a3;
r6 = 0;
for (i = 0; i < countY && yId < 20; i++, yId++) {
s32 xId = a2;
for (j = 0; j < countX; j++, xId++) {
u16 r4;
if (r6 == 0) {
u16 curr = *(r5++);
if (!(curr & 0xF000)) {
r6 = curr & 0x3FF;
curr = 0;
}
r4 = curr;
}
else {
r4 = 0;
}
if (r6 != 0) {
r6--;
}
if (xId >= jStart && xId < 30 && yId >= 0) {
gBgTilemaps[gUnknown_202D2A0][yId][xId] = r4;
}
}
}
sub_80098F8(gUnknown_202D2A0);
return TRUE;
}
void sub_8009BE4(void)
{
s32 i, j;
s32 jStart;
s32 n = 32;
if (gUnknown_202D2A0 == 0) {
jStart = 1;
}
else {
jStart = 0;
}
for (i = 0; i < 32; i++) {
for (j = jStart; j < n; j++) {
gBgTilemaps[gUnknown_202D2A0][i][j] = 0;
}
}
sub_80098F8(gUnknown_202D2A0);
}