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Decompile graphics group loading function

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This commit is contained in:
Marcus Huderle
2020-08-12 19:55:11 -05:00
parent 37d1781f51
commit 4c0217a782
37 changed files with 185 additions and 223 deletions
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src/code_0801D714.c
+6 -6
View File
@@ -3,7 +3,7 @@
extern void LoadPalettes(const u8*, int, int);
extern u32 gUsedPalettes;
extern u16 gPaletteBuffer[][16];
extern u16 gPaletteBuffer[];
typedef struct {
u16 paletteId;
@@ -12,17 +12,17 @@ typedef struct {
} PaletteGroup;
extern const PaletteGroup* gPaletteGroups[];
extern const u8 gGlobalPalettes[][32];
extern const u8 gGlobalGfxAndPalettes[];
void LoadPaletteGroup(u32 arg0) {
const PaletteGroup* paletteGroup = gPaletteGroups[arg0];
void LoadPaletteGroup(u32 group) {
const PaletteGroup* paletteGroup = gPaletteGroups[group];
while (1) {
u32 destPaletteNum = paletteGroup->destPaletteNum;
u32 numPalettes = paletteGroup->numPalettes & 0xF;
if (numPalettes == 0) {
numPalettes = 16;
}
LoadPalettes(gGlobalPalettes[paletteGroup->paletteId], destPaletteNum, numPalettes);
LoadPalettes(&gGlobalGfxAndPalettes[paletteGroup->paletteId * 32], destPaletteNum, numPalettes);
if ((paletteGroup->numPalettes & 0x80) == 0) {
break;
}
@@ -38,6 +38,6 @@ void LoadPalettes(const u8* src, int destPaletteNum, int numPalettes) {
usedPalettesMask |= (usedPalettesMask << 1);
}
gUsedPalettes |= usedPalettesMask;
dest = gPaletteBuffer[destPaletteNum];
dest = &gPaletteBuffer[destPaletteNum * 16];
DmaCopy32(3, src, dest, size);
}
src/code_0801D79C.c
Executable
+96
View File
@@ -0,0 +1,96 @@
#include "global.h"
#include "screen.h"
#include "structures.h"
extern u16 gPaletteBuffer[];
extern u32 gUsedPalettes;
typedef struct {
union {
int raw;
struct {
u8 filler0[0x3];
u8 unk3;
} bytes;
} unk0;
u32 dest;
u32 unk8;
} GfxItem;
extern const GfxItem* gUnk_08100AA8[];
extern const u8 gGlobalGfxAndPalettes[];
void sub_0801D79C(u32 colorIndex, u32 color) {
gPaletteBuffer[colorIndex] = color;
gUsedPalettes |= 1 << (colorIndex / 16);
}
void sub_0801D7BC(u32 color, u32 arg1) {
if (arg1) {
gScreen.lcd.unk6 = 0xE0FF;
} else {
gScreen.lcd.unk6 = 0xFFFF;
}
sub_0801D79C(0, color);
}
void LoadGfxGroup(u32 group) {
u32 terminator;
u32 dmaCtrl;
int gfxOffset;
const u8* src;
u32 dest;
int size;
const GfxItem* gfxItem = gUnk_08100AA8[group];
while (1) {
u32 loadGfx = FALSE;
u32 ctrl = gfxItem->unk0.bytes.unk3;
ctrl &= 0xF;
switch (ctrl) {
case 0x7:
loadGfx = TRUE;
break;
case 0xD:
return;
case 0xE:
if (((struct_02000000 *)0x2000000)->gameLanguage > 1) {
loadGfx = TRUE;
}
break;
case 0xF:
if (((struct_02000000 *)0x2000000)->gameLanguage != 0) {
loadGfx = TRUE;
}
break;
default:
if (ctrl == ((struct_02000000 *)0x2000000)->gameLanguage) {
loadGfx = TRUE;
}
break;
}
if (loadGfx) {
gfxOffset = gfxItem->unk0.raw & 0xFFFFFF;
src = &gGlobalGfxAndPalettes[gfxOffset];
dest = gfxItem->dest;
size = gfxItem->unk8;
dmaCtrl = 0x80000000;
if (size < 0) {
if (dest >= VRAM) {
LZ77UnCompVram(src, (void*)dest);
} else {
LZ77UnCompWram(src, (void*)dest);
}
} else {
DmaSet(3, src, dest, dmaCtrl | ((u32)size >> 1));
}
}
terminator = gfxItem->unk0.bytes.unk3;
terminator &= 0x80;
gfxItem++;
if (!terminator) {
break;
}
}
}
src/introSetTransition.c
+12 -12
View File
@@ -64,22 +64,22 @@ void HandleIntroScreen(void)
static void sub_080AD3F4(void)
{
u32 iVar1;
u32 uVar2;
u32 paletteGroup;
iVar1 = sub_080AD84C();
if (gMenu.menuType == 0) {
sub_0801DA90(1);
gMenu.menuType = 1;
gMenu.transitionTimer = 120;
sub_0801D7EC(0x10);
sub_0801D7EC(1);
LoadGfxGroup(16);
LoadGfxGroup(1);
if (((struct_02000000 *)0x2000000)->gameLanguage == 0) {
uVar2 = 1;
paletteGroup = 1;
}
else {
uVar2 = 2;
paletteGroup = 2;
}
LoadPaletteGroup(uVar2);
LoadPaletteGroup(paletteGroup);
gScreen.lcd.lcdControl2 |= 0x400;
gScreen.bg2.bg0xOffset = 1;
DoFade(6, 8);
@@ -107,7 +107,7 @@ extern u8 gUnk_02024490;
static void sub_080AD474(void)
{
int iVar2;
u32 uVar3;
u32 paletteGroup;
gMenu.field_0x12++;
switch (gMenu.menuType) {
@@ -120,14 +120,14 @@ static void sub_080AD474(void)
sub_0801CFA8(0);
sub_080ADD30();
gUnk_02024490 = 1;
sub_0801D7EC(2);
LoadGfxGroup(2);
if (((struct_02000000*)0x2000000)->gameLanguage == 0) {
uVar3 = 3;
paletteGroup = 3;
}
else {
uVar3 = 4;
paletteGroup = 4;
}
LoadPaletteGroup(uVar3);
LoadPaletteGroup(paletteGroup);
if (((struct_02000000*)0x2000000)->gameLanguage == 0) {
gScreen.controls.windowOutsideControl = 0x844;
gScreen.controls.mosaicSize = 0x909;
@@ -192,7 +192,7 @@ static void sub_080AD474(void)
}
if (gMenu.field_0x4 != ((struct_02000000*)0x2000000)->gameLanguage) {
gMenu.field_0x4 = ((struct_02000000*)0x2000000)->gameLanguage;
sub_0801D7EC(3);
LoadGfxGroup(3);
}
sub_080AD89C();
sub_0805E5C0();
src/mainLoop.c
+2 -2
View File
@@ -5,7 +5,7 @@
#include "readKeyInput.h"
extern void sub_0804FF84(u32);
extern u32 gPaletteBuffer;
extern u16 gPaletteBuffer[];
extern void VBlankInterruptWait(void);
extern void DisableInterruptsAndDMA(void);
extern void sub_0801D66C(void*, u8*, int);
@@ -34,7 +34,7 @@ void MainLoop(void) {
sub_08056208();
gUnk_02000010.field_0x4 = 193;
sub_0804FFE4();
DmaSet(3, 0x5000000U, &gPaletteBuffer, 0x84000080U);
DmaSet(3, 0x5000000U, gPaletteBuffer, 0x84000080U);
sub_0804FF84(1);
sub_08056418();
sub_080ADD30();
src/manager/manager1.c
+3 -3
View File
@@ -2,7 +2,7 @@
#include "entity.h"
#include "screen.h"
extern void sub_0801D7EC(u32);
extern void LoadGfxGroup(u32);
extern void sub_08056250(void);
extern void sub_080570B8(Entity*);
void sub_080570F8(void);
@@ -23,7 +23,7 @@ void Manager1(Entity *this)
bVar1 = gUnk_08107C40[((u8*)&this->field_0x20)[1]];
if ((bVar1 != 0) && (*(u8 *)&this->field_0x20 != bVar1)) {
((u8*)&this->field_0x20)[0] = bVar1;
sub_0801D7EC(bVar1);
LoadGfxGroup(bVar1);
}
}
@@ -31,7 +31,7 @@ void sub_080570B8(Entity *this)
{
u8 *pbVar1;
sub_0801D7EC(((u8 *)&this->field_0x20)[0]);
LoadGfxGroup(((u8 *)&this->field_0x20)[0]);
this->height.WORD = 0;
pbVar1 = ((u8 *)&this->field_0x20 + 1);
if (*pbVar1 == 3) {
src/object/object48.c
+2 -2
View File
@@ -39,7 +39,7 @@ typedef struct {
extern void (*const gUnk_08121C64[])(Entity*);
extern void (*const gUnk_08121CCC[])(Entity*);
extern const int gUnk_08133368[];
extern const u8 gGlobalPalettes[];
extern const u8 gGlobalGfxAndPalettes[];
extern const struct_08121CD4 gUnk_08121CD4[][4];
extern const u8 gUnk_08121D10[];
extern const u8 gUnk_08121D38[][8];
@@ -88,7 +88,7 @@ void sub_0808E818(Entity* this) {
this->field_0x70.BYTES.byte0 = 4;
this->animationState = 2;
var1 = gUnk_08133368[sub_0807A094(1) - 22] & 0xFFFFFF;
LoadPalettes(&gGlobalPalettes[var1], 31, 1);
LoadPalettes(&gGlobalGfxAndPalettes[var1], 31, 1);
}
if (gUnk_02032EC0.transitionType == 0) {
src/sub_080A3B84.c
+2 -2
View File
@@ -32,7 +32,7 @@ void sub_080A3BD0(void)
gMenu.unk2a = 0;
sub_080A4D34();
LoadPaletteGroup(0xcb);
sub_0801D7EC(0x75);
LoadGfxGroup(0x75);
iVar1 = sub_080A4494();
iVar2 = iVar1 + 7;
@@ -44,7 +44,7 @@ void sub_080A3BD0(void)
iVar1 = max(iVar1, 0);
iVar1 = min(iVar1, 6);
sub_0801D7EC(iVar1 + 0x76);
LoadGfxGroup(iVar1 + 0x76);
gScreen.lcd.lcdControl2 |= 0x1e00;
gScreen.bg1.unk = 0x1c01;
gScreen.bg2.unk = 0x1d02;