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-rw-r--r--src/fossil_specials.c770
1 files changed, 770 insertions, 0 deletions
diff --git a/src/fossil_specials.c b/src/fossil_specials.c
new file mode 100644
index 000000000..95fafc17b
--- /dev/null
+++ b/src/fossil_specials.c
@@ -0,0 +1,770 @@
+#include "global.h"
+#include "constants/flags.h"
+#include "constants/songs.h"
+#include "bg.h"
+#include "event_data.h"
+#include "field_camera.h"
+#include "field_map_obj.h"
+#include "fieldmap.h"
+#include "global.fieldmap.h"
+#include "gpu_regs.h"
+#include "malloc.h"
+#include "menu.h"
+#include "random.h"
+#include "script.h"
+#include "sound.h"
+#include "sprite.h"
+#include "task.h"
+#include "window.h"
+
+#define MIRAGE_TOWER_GFX_LENGTH (sizeof(gUnknown_08617274) + sizeof(gMirageTower_Gfx))
+#define MIRAGE_TOWER_PALETTE_LENGTH 0x800
+#define ROOT_FOSSIL_GFX_LENGTH sizeof(gRootFossil_Gfx)
+#define ROOT_FOSSIL_GFX_RANDOMIZER_LENGTH 0x100
+
+//struct
+struct Struct8617DA4 {
+ u8 x;
+ u8 y;
+ u16 tileId;
+};
+
+struct Struct203CF10 {
+ u8 *buffer;
+ u8 curr_buffer_index;
+};
+
+struct DynamicSpriteFrameImage{
+ u8 *data;
+ u16 size;
+};
+
+struct Struct203CF0C {
+ u8 *frameImageTiles;
+ struct DynamicSpriteFrameImage *frameImage;
+ u8 spriteId;
+ u16 *unkC;
+ u16 unk10;
+};
+
+// static functions
+static void sub_81BED50(u8 taskId);
+static void sub_81BEBF4(u8 taskId);
+static void sub_81BF028(u8 taskId);
+static void sub_81BF248(struct Sprite *);
+/*static*/ void sub_81BF2B8(u8* a, u16 b, u8 c, u8 d, u8 e);
+
+// .rodata
+static const u8 gUnknown_08617274[] = {00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00};
+static const u8 gMirageTower_Gfx[] = INCBIN_U8("graphics/misc/mirage_tower.4bpp");
+static const u16 gUnknown_08617B94[] = INCBIN_U16("graphics/misc/mirage_tower.bin");
+static const u16 gRootFossil_Pal[] = INCBIN_U16("graphics/misc/fossil.gbapal");
+static const u8 gRootFossil_Gfx[] = INCBIN_U8("graphics/misc/fossil.4bpp");
+static const u8 gMirageTowerCrumbles_Gfx[] = INCBIN_U8("graphics/misc/mirage_tower_crumbles.4bpp");
+static const u16 gMirageTowerCrumbles_Palette[] = INCBIN_U16("graphics/misc/mirage_tower_crumbles.gbapal");
+
+const s16 gUnknown_08617D64[][3] =
+ {
+ { 0, 10, 65},
+ { 17, 3, 50},
+ {-12, 0, 75},
+ { 10, 15, 90},
+ { 7, 8, 65},
+ {-18, 5, 75},
+ { 22, -10, 55},
+ {-24, -4, 65},
+ };
+
+const struct SpriteSheet gUnknown_08617D94[] =
+{
+ {gMirageTowerCrumbles_Gfx, 0x0080, 0x0fa0},
+ {NULL}
+};
+
+static const struct Struct8617DA4 gUnknown_08617DA4[] =
+ {
+ {0x12, 0x35, 0x251},
+ {0x13, 0x35, 0x251},
+ {0x14, 0x35, 0x251},
+ {0x12, 0x36, 0x251},
+ {0x13, 0x36, 0x251},
+ {0x14, 0x36, 0x251},
+ {0x12, 0x37, 0x251},
+ {0x13, 0x37, 0x251},
+ {0x14, 0x37, 0x251},
+ {0x12, 0x38, 0x251},
+ {0x13, 0x38, 0x251},
+ {0x14, 0x38, 0x251},
+ {0x12, 0x39, 0x259},
+ {0x13, 0x39, 0x259},
+ {0x14, 0x39, 0x259},
+ {0x12, 0x3A, 0x121},
+ {0x13, 0x3A, 0x121},
+ {0x14, 0x3A, 0x121},
+ };
+
+static const union AnimCmd gSpriteAnim_8617DEC[] =
+{
+ ANIMCMD_FRAME(0, 1),
+ ANIMCMD_END,
+};
+
+static const struct OamData gOamData_8617DF4 =
+{
+ .y = 0,
+ .affineMode = 0,
+ .objMode = 0,
+ .mosaic = 0,
+ .bpp = 0,
+ .shape = 0,
+ .x = 0,
+ .matrixNum = 0,
+ .size = 1,
+ .tileNum = 0,
+ .priority = 0,
+ .paletteNum = 3,
+ .affineParam = 0,
+};
+
+static const union AnimCmd *const gSpriteAnimTable_8617DFC[] =
+{
+ gSpriteAnim_8617DEC,
+};
+
+static const struct SpriteTemplate gUnknown_08617E00 = {
+ 0xFFFF, 0xFFFF, &gOamData_8617DF4, gSpriteAnimTable_8617DFC, NULL, gDummySpriteAffineAnimTable, SpriteCallbackDummy
+};
+
+// ewram
+EWRAM_DATA u8* gUnknown_0203CF04 = NULL;
+EWRAM_DATA u8* gUnknown_0203CF08 = NULL;
+EWRAM_DATA struct Struct203CF0C *gUnknown_0203CF0C = NULL;
+EWRAM_DATA struct Struct203CF10 *gUnknown_0203CF10 = NULL;
+EWRAM_DATA u16 *gUnknown_0203CF14 = NULL;
+
+// iwram
+IWRAM_DATA u16 gUnknown_030012A8[8] = {0, 0, 0, 0, 0, 0, 0, 0};
+
+// text
+void sub_81BEB24(void)
+{
+ u8 i;
+ for(i = 0; i < (sizeof(gUnknown_08617DA4)/sizeof(gUnknown_08617DA4[0])); i++)
+ MapGridSetMetatileIdAt(gUnknown_08617DA4[i].x + 7, gUnknown_08617DA4[i].y + 7, gUnknown_08617DA4[i].tileId);
+ DrawWholeMapView();
+}
+
+void sub_81BEB54(void)
+{
+ CreateTask(sub_81BED50, 0x9);
+}
+
+void sub_81BEB68(void)
+{
+ CreateTask(sub_81BEBF4, 0x9);
+}
+
+void sub_81BEB7C(void)
+{
+ CreateTask(sub_81BF028, 0x9);
+}
+
+void sub_81BEB90(void)
+{
+ SetGpuReg(REG_OFFSET_BG0HOFS, gUnknown_0203CF14[0]);
+ SetGpuReg(REG_OFFSET_BG0VOFS, gUnknown_0203CF14[1]);
+}
+
+void sub_81BEBB4(u8 taskId)
+{
+ if(!(gTasks[taskId].data[0]))
+ {
+ gUnknown_0203CF14[0] = -gUnknown_0203CF14[0];
+ gTasks[taskId].data[0] = 2;
+ sub_81BEB90();
+ }
+ else
+ gTasks[taskId].data[0]--;
+}
+
+static void sub_81BEBF4(u8 taskId)
+{
+ u8 zero;
+
+ switch(gTasks[taskId].data[0])
+ {
+ case 0:
+ FreeAllWindowBuffers();
+ SetBgAttribute(0, BG_CTRL_ATTR_MOSAIC, 2);
+ gTasks[taskId].data[0]++;
+ break;
+ case 1:
+ gUnknown_0203CF04 = (u8 *)AllocZeroed(MIRAGE_TOWER_GFX_LENGTH);
+ gUnknown_0203CF08 = (u8 *)AllocZeroed(MIRAGE_TOWER_PALETTE_LENGTH);
+ ChangeBgX(0, 0, 0);
+ ChangeBgY(0, 0, 0);
+ gTasks[taskId].data[0]++;
+ break;
+ case 2:
+ CpuSet(gUnknown_08617274, gUnknown_0203CF04, MIRAGE_TOWER_GFX_LENGTH / 2);
+ LoadBgTiles(0, gUnknown_0203CF04, MIRAGE_TOWER_GFX_LENGTH, 0);
+ gTasks[taskId].data[0]++;
+ break;
+ case 3:
+ SetBgTilemapBuffer(0, gUnknown_0203CF08);
+ CopyToBgTilemapBufferRect_ChangePalette(0, &gUnknown_08617B94, 12, 29, 6, 12, 17);
+ CopyBgTilemapBufferToVram(0);
+ gTasks[taskId].data[0]++;
+ break;
+ case 4:
+ ShowBg(0);
+ gTasks[taskId].data[0]++;
+ break;
+ case 5:
+ sub_81BEB24();
+ gTasks[taskId].data[0]++;
+ break;
+ case 6:
+ gUnknown_0203CF14 = (u16 *)Alloc(4);
+ zero = 0;
+ gUnknown_0203CF14[0] = 2;
+ gUnknown_0203CF14[1] = zero;
+ CreateTask(sub_81BEBB4, 0xA);
+ DestroyTask(taskId);
+ EnableBothScriptContexts();
+ break;
+ }
+}
+
+#ifdef NONMATCHING
+#define OUTER_BUFFER_LENGTH 0x60
+#define INNER_BUFFER_LENGTH 0x30
+static void sub_81BED50(u8 taskId)
+{
+ u8 anotherTaskId, j;
+
+
+ switch(gTasks[taskId].data[0])
+ {
+ case 1:
+ gUnknown_0203CF10 = (struct Struct203CF10 *)AllocZeroed(OUTER_BUFFER_LENGTH * sizeof(struct Struct203CF10));
+ break;
+ case 3:
+ {
+ u16 i;
+ u16 left;
+ u32 index, next;
+
+ index = (u16)gTasks[taskId].data[3];
+ if(gTasks[taskId].data[3] <= (OUTER_BUFFER_LENGTH - 1))
+ {
+ if(gTasks[taskId].data[1] > 1)
+ {
+ index = (u8)index;
+ gUnknown_0203CF10[index].buffer = (u8 *)Alloc(INNER_BUFFER_LENGTH);
+ for(i = 0; i <= (INNER_BUFFER_LENGTH - 1); i++)
+ gUnknown_0203CF10[index].buffer[i] = i;
+ for(i = 0; i <= (INNER_BUFFER_LENGTH - 1); i++)
+ {
+ u16 rand1, rand2, temp;
+
+ rand1 = Random() % 0x30;
+ rand2 = Random() % 0x30;
+ temp = gUnknown_0203CF10[index].buffer[rand2];
+ gUnknown_0203CF10[index].buffer[rand2] = gUnknown_0203CF10[index].buffer[rand1];
+ gUnknown_0203CF10[index].buffer[rand1] = temp;
+ }
+ if(gTasks[taskId].data[3] <= (OUTER_BUFFER_LENGTH - 1))
+ gTasks[taskId].data[3]++;
+ gTasks[taskId].data[1] = 0;
+ }
+ gTasks[taskId].data[1]++;
+ }
+ index = (u8)gTasks[taskId].data[3];
+ for(left = (u8)gTasks[taskId].data[2]; left < (u16)index; left = next)
+ {
+ j = 0;
+ next = left + 1;
+ while(!j)
+ {
+ sub_81BF2B8(gUnknown_0203CF04, ((((OUTER_BUFFER_LENGTH - 1) - left) * INNER_BUFFER_LENGTH) + gUnknown_0203CF10[left].buffer[(gUnknown_0203CF10[left].curr_buffer_index)++]), 0, INNER_BUFFER_LENGTH, 1);
+ j++;
+ }
+ if(gUnknown_0203CF10[left].curr_buffer_index > (INNER_BUFFER_LENGTH - 1))
+ {
+ FREE_AND_SET_NULL(gUnknown_0203CF10[left].buffer);
+ gTasks[taskId].data[2]++;
+ if((left % 2) == 1)
+ gUnknown_0203CF14[1]--;
+ }
+ }
+ LoadBgTiles(0, gUnknown_0203CF04, MIRAGE_TOWER_GFX_LENGTH, 0);
+ if(gUnknown_0203CF10[OUTER_BUFFER_LENGTH - 1].curr_buffer_index > (INNER_BUFFER_LENGTH - 1))
+ break;
+ return;
+ }
+ case 4:
+ UnsetBgTilemapBuffer(0);
+ anotherTaskId = FindTaskIdByFunc(sub_81BEBB4);
+ if(anotherTaskId != 0xFF)
+ DestroyTask(anotherTaskId);
+ gUnknown_0203CF14[1] = gUnknown_0203CF14[0] = 0;
+ sub_81BEB90();
+ break;
+ case 5:
+ FREE_AND_SET_NULL(gUnknown_0203CF14);
+ FREE_AND_SET_NULL(gUnknown_0203CF10);
+ FREE_AND_SET_NULL(gUnknown_0203CF04);
+ FREE_AND_SET_NULL(gUnknown_0203CF08);
+ break;
+ case 6:
+ SetGpuRegBits(REG_OFFSET_BG2CNT, 0x2);
+ SetGpuRegBits(REG_OFFSET_BG0CNT, 0x0);
+ SetBgAttribute(0, BG_CTRL_ATTR_MOSAIC, 0);
+ sub_81971D0();
+ break;
+ case 7:
+ ShowBg(0);
+ break;
+ case 8:
+ DestroyTask(taskId);
+ EnableBothScriptContexts();
+ break;
+ }
+ gTasks[taskId].data[0]++;
+}
+
+#else
+ASM_DIRECT
+static void sub_81BED50(u8 taskId)
+{
+ asm("\n\
+ .syntax unified\n\
+ push {r4-r7,lr}\n\
+ mov r7, r10\n\
+ mov r6, r9\n\
+ mov r5, r8\n\
+ push {r5-r7}\n\
+ sub sp, 0x10\n\
+ lsls r0, 24\n\
+ lsrs r0, 24\n\
+ mov r10, r0\n\
+ ldr r1, =gTasks\n\
+ lsls r0, 2\n\
+ add r0, r10\n\
+ lsls r0, 3\n\
+ adds r0, r1\n\
+ ldrh r0, [r0, 0x8]\n\
+ subs r0, 0x1\n\
+ lsls r0, 16\n\
+ asrs r0, 16\n\
+ adds r6, r1, 0\n\
+ cmp r0, 0x7\n\
+ bls _081BED7C\n\
+ b _081BF002\n\
+ _081BED7C:\n\
+ lsls r0, 2\n\
+ ldr r1, =_081BED90\n\
+ adds r0, r1\n\
+ ldr r0, [r0]\n\
+ mov pc, r0\n\
+ .pool\n\
+ .align 2, 0\n\
+ _081BED90:\n\
+ .4byte _081BEDB0\n\
+ .4byte _081BF002\n\
+ .4byte _081BEDC4\n\
+ .4byte _081BEF64\n\
+ .4byte _081BEF94\n\
+ .4byte _081BEFD0\n\
+ .4byte _081BEFF0\n\
+ .4byte _081BEFF8\n\
+ _081BEDB0:\n\
+ ldr r4, =gUnknown_0203CF10\n\
+ movs r0, 0xC0\n\
+ lsls r0, 2\n\
+ bl AllocZeroed\n\
+ str r0, [r4]\n\
+ b _081BF002\n\
+ .pool\n\
+ _081BEDC4:\n\
+ mov r1, r10\n\
+ lsls r0, r1, 2\n\
+ adds r1, r0, r1\n\
+ lsls r1, 3\n\
+ adds r2, r1, r6\n\
+ ldrh r3, [r2, 0xE]\n\
+ movs r4, 0xE\n\
+ ldrsh r1, [r2, r4]\n\
+ str r0, [sp, 0x8]\n\
+ cmp r1, 0x5F\n\
+ bgt _081BEE8A\n\
+ movs r1, 0xA\n\
+ ldrsh r0, [r2, r1]\n\
+ cmp r0, 0x1\n\
+ ble _081BEE7C\n\
+ lsls r0, r3, 24\n\
+ lsrs r4, r0, 24\n\
+ movs r0, 0x30\n\
+ bl Alloc\n\
+ ldr r3, =gUnknown_0203CF10\n\
+ ldr r1, [r3]\n\
+ lsls r2, r4, 3\n\
+ adds r1, r2, r1\n\
+ str r0, [r1]\n\
+ movs r5, 0\n\
+ adds r4, r2, 0\n\
+ _081BEDFA:\n\
+ ldr r0, [r3]\n\
+ adds r0, r4, r0\n\
+ ldr r0, [r0]\n\
+ adds r0, r5\n\
+ strb r5, [r0]\n\
+ adds r0, r5, 0x1\n\
+ lsls r0, 16\n\
+ lsrs r5, r0, 16\n\
+ cmp r5, 0x2F\n\
+ bls _081BEDFA\n\
+ movs r5, 0\n\
+ ldr r7, =gUnknown_0203CF10\n\
+ adds r6, r2, 0\n\
+ _081BEE14:\n\
+ bl Random\n\
+ lsls r0, 16\n\
+ lsrs r0, 16\n\
+ movs r1, 0x30\n\
+ bl __umodsi3\n\
+ adds r4, r0, 0\n\
+ lsls r4, 16\n\
+ lsrs r4, 16\n\
+ bl Random\n\
+ lsls r0, 16\n\
+ lsrs r0, 16\n\
+ movs r1, 0x30\n\
+ bl __umodsi3\n\
+ lsls r0, 16\n\
+ lsrs r0, 16\n\
+ ldr r1, [r7]\n\
+ adds r1, r6, r1\n\
+ ldr r1, [r1]\n\
+ adds r0, r1, r0\n\
+ ldrb r2, [r0]\n\
+ adds r1, r4 \n\
+ ldrb r1, [r1]\n\
+ strb r1, [r0]\n\
+ ldr r0, [r7]\n\
+ adds r0, r6, r0\n\
+ ldr r0, [r0]\n\
+ adds r0, r4\n\
+ strb r2, [r0]\n\
+ adds r0, r5, 0x1\n\
+ lsls r0, 16\n\
+ lsrs r5, r0, 16\n\
+ cmp r5, 0x2F\n\
+ bls _081BEE14\n\
+ ldr r0, =gTasks\n\
+ ldr r1, [sp, 0x8]\n\
+ add r1, r10\n\
+ lsls r1, 3\n\
+ adds r2, r1, r0\n\
+ ldrh r3, [r2, 0xE]\n\
+ movs r4, 0xE\n\
+ ldrsh r1, [r2, r4]\n\
+ adds r6, r0, 0\n\
+ cmp r1, 0x5F\n\
+ bgt _081BEE78\n\
+ adds r0, r3, 0x1\n\
+ strh r0, [r2, 0xE]\n\
+ _081BEE78:\n\
+ movs r0, 0\n\
+ strh r0, [r2, 0xA]\n\
+ _081BEE7C:\n\
+ ldr r1, [sp, 0x8]\n\
+ add r1, r10\n\
+ lsls r1, 3\n\
+ adds r1, r6\n\
+ ldrh r0, [r1, 0xA]\n\
+ adds r0, 0x1\n\
+ strh r0, [r1, 0xA]\n\
+ _081BEE8A:\n\
+ ldr r0, [sp, 0x8]\n\
+ add r0, r10\n\
+ lsls r0, 3\n\
+ adds r0, r6\n\
+ ldrb r4, [r0, 0xE]\n\
+ ldrb r5, [r0, 0xC]\n\
+ lsls r0, r4, 16\n\
+ cmp r5, r4\n\
+ bcs _081BEF32\n\
+ str r0, [sp, 0xC]\n\
+ _081BEE9E:\n\
+ movs r6, 0\n\
+ adds r0, r5, 0x1\n\
+ str r0, [sp, 0x4]\n\
+ lsls r4, r5, 3\n\
+ movs r2, 0x5F\n\
+ subs r1, r2, r5\n\
+ lsls r0, r1, 1\n\
+ adds r0, r1\n\
+ lsls r0, 4\n\
+ mov r9, r0\n\
+ _081BEEB2:\n\
+ ldr r0, =gUnknown_0203CF04\n\
+ ldr r0, [r0]\n\
+ ldr r7, =gUnknown_0203CF10\n\
+ ldr r3, [r7]\n\
+ adds r3, r4, r3\n\
+ ldrb r2, [r3, 0x4]\n\
+ adds r1, r2, 0x1\n\
+ strb r1, [r3, 0x4]\n\
+ lsls r2, 24\n\
+ lsrs r2, 24\n\
+ ldr r1, [r3]\n\
+ adds r1, r2\n\
+ ldrb r1, [r1]\n\
+ add r1, r9\n\
+ lsls r1, 16\n\
+ lsrs r1, 16\n\
+ movs r2, 0x1\n\
+ mov r8, r2\n\
+ str r2, [sp]\n\
+ movs r2, 0\n\
+ movs r3, 0x30\n\
+ bl sub_81BF2B8\n\
+ adds r0, r6, 0x1\n\
+ lsls r0, 24\n\
+ lsrs r6, r0, 24\n\
+ cmp r6, 0\n\
+ beq _081BEEB2\n\
+ ldr r0, [r7]\n\
+ adds r1, r4, r0\n\
+ ldrb r0, [r1, 0x4]\n\
+ cmp r0, 0x2F\n\
+ bls _081BEF24\n\
+ ldr r0, [r1]\n\
+ bl Free\n\
+ ldr r0, [r7]\n\
+ adds r0, r4, r0\n\
+ movs r1, 0\n\
+ str r1, [r0]\n\
+ ldr r1, [sp, 0x8]\n\
+ add r1, r10\n\
+ lsls r1, 3\n\
+ ldr r4, =gTasks\n\
+ adds r1, r4\n\
+ ldrh r0, [r1, 0xC]\n\
+ adds r0, 0x1\n\
+ strh r0, [r1, 0xC]\n\
+ mov r0, r8\n\
+ ands r5, r0\n\
+ cmp r5, 0x1\n\
+ bne _081BEF24\n\
+ ldr r0, =gUnknown_0203CF14\n\
+ ldr r1, [r0]\n\
+ ldrh r0, [r1, 0x2]\n\
+ subs r0, 0x1\n\
+ strh r0, [r1, 0x2]\n\
+ _081BEF24:\n\
+ ldr r1, [sp, 0x4]\n\
+ lsls r0, r1, 16\n\
+ lsrs r5, r0, 16\n\
+ ldr r2, [sp, 0xC]\n\
+ lsrs r0, r2, 16\n\
+ cmp r5, r0\n\
+ bcc _081BEE9E\n\
+ _081BEF32:\n\
+ ldr r0, =gUnknown_0203CF04\n\
+ ldr r1, [r0]\n\
+ movs r2, 0x92\n\
+ lsls r2, 4\n\
+ movs r0, 0\n\
+ movs r3, 0\n\
+ bl LoadBgTiles\n\
+ ldr r0, =gUnknown_0203CF10\n\
+ ldr r0, [r0]\n\
+ movs r4, 0xBE\n\
+ lsls r4, 2\n\
+ adds r0, r4\n\
+ ldrb r0, [r0, 0x4]\n\
+ cmp r0, 0x2F\n\
+ bhi _081BF002\n\
+ b _081BF014\n\
+ .pool\n\
+ _081BEF64:\n\
+ movs r0, 0\n\
+ bl UnsetBgTilemapBuffer\n\
+ ldr r0, =sub_81BEBB4\n\
+ bl FindTaskIdByFunc\n\
+ lsls r0, 24\n\
+ lsrs r0, 24\n\
+ cmp r0, 0xFF\n\
+ beq _081BEF7C\n\
+ bl DestroyTask\n\
+ _081BEF7C:\n\
+ ldr r0, =gUnknown_0203CF14\n\
+ ldr r1, [r0]\n\
+ movs r0, 0\n\
+ strh r0, [r1]\n\
+ strh r0, [r1, 0x2]\n\
+ bl sub_81BEB90\n\
+ b _081BF002\n\
+ .pool\n\
+ _081BEF94:\n\
+ ldr r4, =gUnknown_0203CF14\n\
+ ldr r0, [r4]\n\
+ bl Free\n\
+ movs r5, 0\n\
+ str r5, [r4]\n\
+ ldr r4, =gUnknown_0203CF10\n\
+ ldr r0, [r4]\n\
+ bl Free\n\
+ str r5, [r4]\n\
+ ldr r4, =gUnknown_0203CF04\n\
+ ldr r0, [r4]\n\
+ bl Free\n\
+ str r5, [r4]\n\
+ ldr r4, =gUnknown_0203CF08\n\
+ ldr r0, [r4]\n\
+ bl Free\n\
+ str r5, [r4]\n\
+ b _081BF002\n\
+ .pool\n\
+ _081BEFD0:\n\
+ movs r0, 0xC\n\
+ movs r1, 0x2\n\
+ bl SetGpuRegBits\n\
+ movs r0, 0x8\n\
+ movs r1, 0\n\
+ bl SetGpuRegBits\n\
+ movs r0, 0\n\
+ movs r1, 0x7\n\
+ movs r2, 0\n\
+ bl SetBgAttribute\n\
+ bl sub_81971D0\n\
+ b _081BF002\n\
+ _081BEFF0:\n\
+ movs r0, 0\n\
+ bl ShowBg\n\
+ b _081BF002\n\
+ _081BEFF8:\n\
+ mov r0, r10\n\
+ bl DestroyTask\n\
+ bl EnableBothScriptContexts\n\
+ _081BF002:\n\
+ ldr r0, =gTasks\n\
+ mov r2, r10\n\
+ lsls r1, r2, 2\n\
+ add r1, r10\n\
+ lsls r1, 3\n\
+ adds r1, r0\n\
+ ldrh r0, [r1, 0x8]\n\
+ adds r0, 0x1\n\
+ strh r0, [r1, 0x8]\n\
+ _081BF014:\n\
+ add sp, 0x10\n\
+ pop {r3-r5}\n\
+ mov r8, r3\n\
+ mov r9, r4\n\
+ mov r10, r5\n\
+ pop {r4-r7}\n\
+ pop {r0}\n\
+ bx r0\n\
+ .pool\n\
+ .syntax divided");
+}
+#endif // NONMATCHING
+
+static void sub_81BF028(u8 taskId)
+{
+ u16 i;
+
+ switch(gTasks[taskId].data[0])
+ {
+ case 1:
+ gUnknown_0203CF0C = (struct Struct203CF0C *)AllocZeroed(sizeof(struct Struct203CF0C));
+ gUnknown_0203CF0C->frameImageTiles = (u8 *)AllocZeroed(ROOT_FOSSIL_GFX_LENGTH);
+ gUnknown_0203CF0C->frameImage = (struct DynamicSpriteFrameImage *) AllocZeroed(sizeof(struct DynamicSpriteFrameImage));
+ gUnknown_0203CF0C->unkC = (u16 *)AllocZeroed(ROOT_FOSSIL_GFX_RANDOMIZER_LENGTH * sizeof(u16));
+ gUnknown_0203CF0C->unk10 = 0;
+ break;
+ case 2:
+ {
+ u8 *buffer;
+ buffer = gUnknown_0203CF0C->frameImageTiles;
+ for(i = 0; i < ROOT_FOSSIL_GFX_LENGTH; i++, buffer++)
+ *buffer = gRootFossil_Gfx[i];
+ }
+ break;
+ case 3:
+ gUnknown_0203CF0C->frameImage->data = gUnknown_0203CF0C->frameImageTiles;
+ gUnknown_0203CF0C->frameImage->size = ROOT_FOSSIL_GFX_LENGTH;
+ break;
+ case 4:
+ {
+ u8 spriteId, zero;
+ struct SpriteTemplate fossilTemplate;
+
+ fossilTemplate = gUnknown_08617E00;
+ fossilTemplate.images = (struct SpriteFrameImage *)(gUnknown_0203CF0C->frameImage);
+ spriteId = CreateSprite(&fossilTemplate, 128, -16, 1);
+ gUnknown_0203CF0C->spriteId = spriteId;
+ zero = 0;
+ gSprites[gUnknown_0203CF0C->spriteId].centerToCornerVecX = zero;
+ gSprites[gUnknown_0203CF0C->spriteId].data[0] = gSprites[gUnknown_0203CF0C->spriteId].pos1.x;
+ gSprites[gUnknown_0203CF0C->spriteId].data[1] = 1;
+ }
+ case 5:
+ for(i = 0; i < ROOT_FOSSIL_GFX_RANDOMIZER_LENGTH; i++)
+ gUnknown_0203CF0C->unkC[i] = i;
+ break;
+ case 6:
+ {
+ u16 rand1, rand2, temp, j;
+ j = (ROOT_FOSSIL_GFX_RANDOMIZER_LENGTH * sizeof(u16)) - 1;
+ for(i = 0; i <= j; i++)
+ {
+ rand1 = Random() % 0x100;
+ rand2 = Random() % 0x100;
+ j = (ROOT_FOSSIL_GFX_RANDOMIZER_LENGTH * sizeof(u16)) - 1;
+ temp = gUnknown_0203CF0C->unkC[rand2];
+ gUnknown_0203CF0C->unkC[rand2] = gUnknown_0203CF0C->unkC[rand1];
+ gUnknown_0203CF0C->unkC[rand1] = temp;
+ }
+ gSprites[gUnknown_0203CF0C->spriteId].callback = sub_81BF248;
+ break;
+ }
+ case 7:
+ if(gSprites[gUnknown_0203CF0C->spriteId].callback != SpriteCallbackDummy)
+ return;
+ DestroySprite(&gSprites[gUnknown_0203CF0C->spriteId]);
+ FREE_AND_SET_NULL(gUnknown_0203CF0C->unkC);;
+ FREE_AND_SET_NULL(gUnknown_0203CF0C->frameImage);
+ FREE_AND_SET_NULL(gUnknown_0203CF0C->frameImageTiles);
+ FREE_AND_SET_NULL(gUnknown_0203CF0C);
+ break;
+ case 8:
+ EnableBothScriptContexts();
+ }
+ ++gTasks[taskId].data[0];
+}
+
+static void sub_81BF248(struct Sprite *sprite)
+{
+ if (gUnknown_0203CF0C->unk10 >= (ROOT_FOSSIL_GFX_RANDOMIZER_LENGTH))
+ {
+ sprite->callback = SpriteCallbackDummy;
+ }
+ else if (sprite->pos1.y >= 0x60)
+ {
+ u8 i;
+ for (i = 0; i < 2; i++)
+ {
+ sub_81BF2B8(gUnknown_0203CF0C->frameImageTiles, gUnknown_0203CF0C->unkC[gUnknown_0203CF0C->unk10++], 0, 16, 0);
+ }
+ StartSpriteAnim(sprite, 0);
+ }
+ else
+ {
+ sprite->pos1.y++;
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-08 07:06:40 +0000