mirror of
https://github.com/pret/pokefirered.git
synced 2026-05-07 06:35:48 -05:00
438 lines
11 KiB
C
438 lines
11 KiB
C
#include "global.h"
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#include "malloc.h"
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#include "decompress.h"
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#include "unk_815C980.h"
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#include "main.h"
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#include "battle.h"
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struct UnkStruct2
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{
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bool8 isActive;
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u8 firstOamId;
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u8 field_2;
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u8 oamCount;
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u8 palTagIndex;
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u8 size;
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u8 shape;
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u8 priority;
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u8 xDelta;
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u8 field_9;
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u16 tileStart;
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s16 x;
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s16 y;
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u16 tileTag;
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u16 palTag;
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u32 field_14;
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s32 field_18;
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};
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struct UnkStruct1
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{
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u32 count;
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struct UnkStruct2 *array;
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};
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// this file's functions
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static u8 sub_815D244(u8 arg0);;
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static void sub_815CC28(struct UnkStruct2 *arg0);
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static void sub_815CDDC(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2);
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static void sub_815CE90(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2);
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static void sub_815CFEC(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2);
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static bool32 SharesTileWithAnyActive(u32 id);
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static bool32 SharesPalWithAnyActive(u32 id);
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static void sub_8035648(void);
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static u8 sub_815D324(u32 shape, u32 size);
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// ewram
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static EWRAM_DATA struct UnkStruct1 *gUnknown_203F454 = {0};
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// const rom data
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static const u8 gUnknown_8479658[][4] =
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{
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{0x01, 0x04, 0x10, 0x40},
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{0x02, 0x04, 0x08, 0x20},
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{0x02, 0x04, 0x08, 0x20},
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{0x00, 0x00, 0x00, 0x00}
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};
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// code
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bool32 sub_815C980(u32 count)
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{
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u32 i;
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if (gUnknown_203F454 != NULL)
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sub_815C9F4();
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gUnknown_203F454 = Alloc(sizeof(*gUnknown_203F454));
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if (gUnknown_203F454 == NULL)
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return FALSE;
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gUnknown_203F454->array = Alloc(sizeof(struct UnkStruct2) * count);
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if (gUnknown_203F454->array == NULL)
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{
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Free(gUnknown_203F454);
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return FALSE;
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}
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gUnknown_203F454->count = count;
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for (i = 0; i < count; i++)
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{
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gUnknown_203F454->array[i].isActive = FALSE;
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gUnknown_203F454->array[i].firstOamId = 0xFF;
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}
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return TRUE;
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}
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void sub_815C9F4(void)
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{
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if (gUnknown_203F454 != NULL)
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{
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if (gUnknown_203F454->array != NULL)
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{
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u32 i;
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for (i = 0; i < gUnknown_203F454->count; i++)
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sub_815D108(i);
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Free(gUnknown_203F454->array);
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}
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FREE_AND_SET_NULL(gUnknown_203F454);
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}
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}
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bool32 sub_815CA40(u32 id, s32 arg1, const struct UnkStruct3 *arg2)
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{
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u32 i;
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if (gUnknown_203F454 == NULL)
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return FALSE;
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if (gUnknown_203F454->array[id].isActive)
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return FALSE;
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gUnknown_203F454->array[id].firstOamId = sub_815D244(arg2->field_1);
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if (gUnknown_203F454->array[id].firstOamId == 0xFF)
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return FALSE;
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gUnknown_203F454->array[id].tileStart = GetSpriteTileStartByTag(arg2->spriteSheet->tag);
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if (gUnknown_203F454->array[id].tileStart == 0xFFFF)
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{
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if (arg2->spriteSheet->size != 0)
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{
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gUnknown_203F454->array[id].tileStart = LoadSpriteSheet(arg2->spriteSheet);
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}
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else
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{
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struct CompressedSpriteSheet compObjectPic;
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compObjectPic = *(struct CompressedSpriteSheet*)(arg2->spriteSheet);
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compObjectPic.size = GetDecompressedDataSize(arg2->spriteSheet->data);
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gUnknown_203F454->array[id].tileStart = LoadCompressedSpriteSheet(&compObjectPic);
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}
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if (gUnknown_203F454->array[id].tileStart == 0xFFFF)
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return FALSE;
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}
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gUnknown_203F454->array[id].palTagIndex = IndexOfSpritePaletteTag(arg2->spritePal->tag);
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if (gUnknown_203F454->array[id].palTagIndex == 0xFF)
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gUnknown_203F454->array[id].palTagIndex = LoadSpritePalette(arg2->spritePal);
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gUnknown_203F454->array[id].field_2 = arg2->field_0_0;
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gUnknown_203F454->array[id].oamCount = arg2->field_1;
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gUnknown_203F454->array[id].x = arg2->x;
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gUnknown_203F454->array[id].y = arg2->y;
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gUnknown_203F454->array[id].shape = arg2->shape;
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gUnknown_203F454->array[id].size = arg2->size;
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gUnknown_203F454->array[id].priority = arg2->priority;
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gUnknown_203F454->array[id].xDelta = arg2->xDelta;
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gUnknown_203F454->array[id].field_9 = sub_815D324(arg2->shape, arg2->size);
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gUnknown_203F454->array[id].tileTag = arg2->spriteSheet->tag;
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gUnknown_203F454->array[id].palTag = arg2->spritePal->tag;
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gUnknown_203F454->array[id].isActive = TRUE;
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gUnknown_203F454->array[id].field_14 = 1;
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for (i = 1; i < arg2->field_1; i++)
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gUnknown_203F454->array[id].field_14 *= 10;
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sub_815CC28(&gUnknown_203F454->array[id]);
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sub_815CD70(id, arg1);
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return TRUE;
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}
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static void sub_815CC28(struct UnkStruct2 *arg0)
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{
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u32 i;
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u32 oamId = arg0->firstOamId;
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u32 x = arg0->x;
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u32 oamCount = arg0->oamCount + 1;
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CpuFill16(0, &gMain.oamBuffer[oamId], sizeof(struct OamData) * oamCount);
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for (i = 0, oamId = arg0->firstOamId; i < oamCount; i++, oamId++)
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{
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gMain.oamBuffer[oamId].y = arg0->y;
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gMain.oamBuffer[oamId].x = x;
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gMain.oamBuffer[oamId].shape = arg0->shape;
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gMain.oamBuffer[oamId].size = arg0->size;
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gMain.oamBuffer[oamId].tileNum = arg0->tileStart;
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gMain.oamBuffer[oamId].priority = arg0->priority;
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gMain.oamBuffer[oamId].paletteNum = arg0->palTagIndex;
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x += arg0->xDelta;
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}
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oamId--;
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gMain.oamBuffer[oamId].x = arg0->x - arg0->xDelta;
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gMain.oamBuffer[oamId].affineMode = 2;
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gMain.oamBuffer[oamId].tileNum = arg0->tileStart + (arg0->field_9 * 10);
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}
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void sub_815CD70(u32 id, s32 arg1)
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{
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bool32 r2;
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if (gUnknown_203F454 == NULL)
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return;
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if (!gUnknown_203F454->array[id].isActive)
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return;
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gUnknown_203F454->array[id].field_18 = arg1;
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if (arg1 < 0)
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{
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r2 = TRUE;
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arg1 *= -1;
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}
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else
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{
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r2 = FALSE;
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}
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switch (gUnknown_203F454->array[id].field_2)
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{
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case 0:
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default:
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sub_815CDDC(&gUnknown_203F454->array[id], arg1, r2);
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break;
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case 1:
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sub_815CE90(&gUnknown_203F454->array[id], arg1, r2);
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break;
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case 2:
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sub_815CFEC(&gUnknown_203F454->array[id], arg1, r2);
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break;
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}
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}
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static void sub_815CDDC(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2)
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{
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u32 r5 = arg0->field_14;
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u32 oamId = arg0->firstOamId;
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while (r5 != 0)
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{
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u32 r4 = arg1 / r5;
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arg1 -= (r4 * r5);
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r5 /= 10;
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gMain.oamBuffer[oamId].tileNum = (r4 * arg0->field_9) + arg0->tileStart;
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oamId++;
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}
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if (arg2)
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gMain.oamBuffer[oamId].affineMode = 0;
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else
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gMain.oamBuffer[oamId].affineMode = 2;
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}
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static void sub_815CE90(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2)
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{
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u32 r5 = arg0->field_14;
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static int gUnknown_3002078;
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static int gUnknown_300207C;
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static int gUnknown_3002080;
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gUnknown_3002078 = arg0->firstOamId;
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gUnknown_300207C = 0;
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gUnknown_3002080 = -1;
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while (r5 != 0)
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{
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u32 r4 = arg1 / r5;
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arg1 -= (r4 * r5);
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r5 /= 10;
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if (r4 != 0 || gUnknown_3002080 != -1 || r5 == 0)
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{
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gMain.oamBuffer[gUnknown_3002078].tileNum = (r4 * arg0->field_9) + arg0->tileStart;
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gMain.oamBuffer[gUnknown_3002078].affineMode = 0;
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if (gUnknown_3002080 == -1)
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gUnknown_3002080 = gUnknown_300207C;
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}
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else
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{
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gMain.oamBuffer[gUnknown_3002078].affineMode = 2;
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}
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gUnknown_3002078++;
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gUnknown_300207C++;
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}
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if (arg2)
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{
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gMain.oamBuffer[gUnknown_3002078].affineMode = 0;
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gMain.oamBuffer[gUnknown_3002078].x = arg0->x + ((gUnknown_3002080 - 1) * arg0->xDelta);
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}
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else
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{
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gMain.oamBuffer[gUnknown_3002078].affineMode = 2;
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}
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}
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static void sub_815CFEC(struct UnkStruct2 *arg0, s32 arg1, bool32 arg2)
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{
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u32 r5 = arg0->field_14;
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u32 oamId = arg0->firstOamId;
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u32 var_28 = 0;
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s32 r9 = 0;
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while (r5 != 0)
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{
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u32 r4 = arg1 / r5;
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arg1 -= (r4 * r5);
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r5 /= 10;
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if (r4 != 0 || var_28 != 0 || r5 == 0)
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{
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var_28 = 1;
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gMain.oamBuffer[oamId].tileNum = (r4 * arg0->field_9) + arg0->tileStart;
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gMain.oamBuffer[oamId].affineMode = 0;
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oamId++;
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r9++;
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}
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}
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while (r9 < arg0->oamCount)
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{
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gMain.oamBuffer[oamId].affineMode = 2;
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oamId++;
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r9++;
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}
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if (arg2)
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gMain.oamBuffer[oamId].affineMode = 0;
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else
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gMain.oamBuffer[oamId].affineMode = 2;
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}
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void sub_815D108(u32 id)
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{
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s32 oamId, oamCount, i;
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if (gUnknown_203F454 == NULL)
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return;
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if (!gUnknown_203F454->array[id].isActive)
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return;
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oamCount = gUnknown_203F454->array[id].oamCount + 1;
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oamId = gUnknown_203F454->array[id].firstOamId;
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for (i = 0; i < oamCount; i++, oamId++)
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gMain.oamBuffer[oamId].affineMode = 2;
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if (!SharesTileWithAnyActive(id))
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FreeSpriteTilesByTag(gUnknown_203F454->array[id].tileTag);
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if (!SharesPalWithAnyActive(id))
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FreeSpritePaletteByTag(gUnknown_203F454->array[id].palTag);
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gUnknown_203F454->array[id].isActive = FALSE;
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}
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void sub_815D1A8(u32 id, bool32 arg1)
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{
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s32 oamId, oamCount, i;
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if (gUnknown_203F454 == NULL)
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return;
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if (!gUnknown_203F454->array[id].isActive)
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return;
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oamCount = gUnknown_203F454->array[id].oamCount + 1;
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oamId = gUnknown_203F454->array[id].firstOamId;
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if (arg1)
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{
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for (i = 0; i < oamCount; i++, oamId++)
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gMain.oamBuffer[oamId].affineMode = 2;
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}
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else
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{
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for (i = 0; i < oamCount; i++, oamId++)
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gMain.oamBuffer[oamId].affineMode = 0;
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sub_815CD70(id, gUnknown_203F454->array[id].field_18);
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}
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}
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static u8 sub_815D244(u8 arg0)
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{
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u32 i;
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u16 oamCount = 64;
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for (i = 0; i < gUnknown_203F454->count; i++)
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{
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if (!gUnknown_203F454->array[i].isActive)
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{
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if (gUnknown_203F454->array[i].firstOamId != 0xFF && gUnknown_203F454->array[i].oamCount <= arg0)
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return gUnknown_203F454->array[i].firstOamId;
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}
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else
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{
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oamCount += 1 + gUnknown_203F454->array[i].oamCount;
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}
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}
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if (oamCount + arg0 + 1 > 128)
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return 0xFF;
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else
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return oamCount;
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}
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static bool32 SharesTileWithAnyActive(u32 id)
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{
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u32 i;
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for (i = 0; i < gUnknown_203F454->count; i++)
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{
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if (gUnknown_203F454->array[i].isActive && i != id
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&& gUnknown_203F454->array[i].tileTag == gUnknown_203F454->array[id].tileTag)
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{
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return TRUE;
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}
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}
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return FALSE;
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}
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static bool32 SharesPalWithAnyActive(u32 id)
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{
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u32 i;
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for (i = 0; i < gUnknown_203F454->count; i++)
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{
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if (gUnknown_203F454->array[i].isActive && i != id
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&& gUnknown_203F454->array[i].palTag == gUnknown_203F454->array[id].palTag)
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{
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return TRUE;
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}
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}
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return FALSE;
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}
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static u8 sub_815D324(u32 shape, u32 size)
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{
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return gUnknown_8479658[shape][size];
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}
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