pmd-red/src/ground_map_2.c

#include "global.h"
#include "memory.h"
#include "debug.h"

struct unkStruct_3001B74
{
    // size: 0x24
    s16 unk0;
    u8 unk2;
    u32 unk4;
    u32 unk8;
    s32 unkC;
    u32 unk10;
    u32 unk14;
    u32 unk18;
    u32 unk1C;
    u32 unk20;
};

extern struct unkStruct_3001B74 *gUnknown_3001B74;

extern u16 gUnknown_2026E4E;

// size: 0x55C
extern u8 *gUnknown_3001B78;

extern u8 gUnknown_8117784[];
extern s16 gUnknown_811E5F4[][2];
extern u8 gGroundWeatherSelect[];
extern u8 *gUnknown_3001B70;
extern s32 gUnknown_81177BC[];

extern void sub_80A3BB0(void* , u32);
extern void sub_80018D8(u8, u8, u32);
extern void sub_80A2D00(void *);
extern void sub_80A2B40(void *, u8 *);
extern void sub_80A2FBC(void *, u32);
extern void sub_80A49E8(void *);
extern void sub_80A456C(void *, u32, s32 *);
extern void sub_80A4580(void *, u32, s32 *);
extern void sub_80A56C0(s32 *);
extern void sub_80A4764(void *);

void sub_80A62D0(void);
void sub_80A5EDC(u8 param_1);

void sub_80A5E70(void)
{
  if (gUnknown_3001B70 != NULL) {
    sub_80A49E8(gUnknown_3001B70);
  }
  sub_80A62D0();
}

void sub_80A5E8C(u8 param_1)
{
  gUnknown_3001B74 = MemoryAlloc(sizeof(struct unkStruct_3001B74), 6);
  gUnknown_3001B74->unk0 = -1;
  gUnknown_3001B74->unk2 = 0;
  sub_80A5EDC(param_1);
}

void sub_80A5EBC(void)
{
  sub_80A5EDC(0);
  MemoryFree(gUnknown_3001B74);
  gUnknown_3001B74 = NULL;
}

void sub_80A5EDC(u8 param_1)
{
  sub_80018D8(0, 0x1b, -1);
  gUnknown_3001B74->unk0  = -1;
  gUnknown_3001B74->unk2 = param_1;
  if (gUnknown_3001B78 != NULL) {
    sub_80A2D00(gUnknown_3001B78);
    MemoryFree(gUnknown_3001B78);
    gUnknown_3001B78 = NULL;
  }
  if (param_1 != 0) {
    gUnknown_3001B78 = MemoryAlloc(0x55c,6);
    sub_80A2B40(gUnknown_3001B78,gUnknown_8117784);
    sub_80A2FBC(gUnknown_3001B78,-1);
  }
}

void nullsub_121(void)
{}

void nullsub_122(void)
{}

void GroundWeather_Select(s16 param_1)
{
  s32 iVar2;
  s32 iVar3;
  s16 *pVar1;
  
  iVar2 = param_1;
  iVar3 = iVar2;
  Log(0,gGroundWeatherSelect,iVar2,gUnknown_3001B74->unk2);
  sub_80018D8(0,0x1b,iVar2);
  gUnknown_3001B74->unk0 = iVar2;
  if (gUnknown_3001B74->unk2 != 0) {
    if (iVar2 == -1) {
      sub_80A2FBC(gUnknown_3001B78, -1);
    }
    else {
      pVar1 = gUnknown_811E5F4[iVar3];
      sub_80A2FBC(gUnknown_3001B78, pVar1[1]);
      gUnknown_3001B74->unk4 = 0;
      gUnknown_3001B74->unk8 = 0;
      gUnknown_3001B74->unkC = 0;
      gUnknown_3001B74->unk10 = 0;
      gUnknown_3001B74->unk20 = 0;
      gUnknown_3001B74->unk1C = 0;
      gUnknown_3001B74->unk18 = 0;
      gUnknown_3001B74->unk14 = 0;
      switch(gUnknown_3001B74->unk0) {
        case 9:
            sub_80A3BB0(gUnknown_3001B78,1);
            gUnknown_2026E4E = 0x40c;
            break;
        case 7:
            gUnknown_2026E4E = 0x808;
            break;
        case 0xe:
            sub_80A3BB0(gUnknown_3001B78,1);
            gUnknown_2026E4E = 0x1010;
            break;
        case 0xf:
            sub_80A3BB0(gUnknown_3001B78,1);
            gUnknown_2026E4E = 0x40c;
            break;
        case 0:
        case 3:
        case 4:
        case 5:
        case 8:
            gUnknown_2026E4E = 0x1010;
            break;
        default:
            if (pVar1[0] == 1) {
                sub_80A3BB0(gUnknown_3001B78,1);
            }
            gUnknown_2026E4E = 0x1000;
            break;
      }
    }
  }
}

s16 sub_80A60C4(void)
{
    return gUnknown_3001B74->unk0;
}

void nullsub_123(void)
{}

void sub_80A60D8(void)
{
  s32 r0;
#ifndef NONMATCHING
    register s32 r1 asm("r1");
#else
    s32 r1;
#endif
  s32 r3;
  s32 r4;

  s32 local_00[2]; // sp 0x0
  s32 local_08[2]; // sp 0x8
  s32 local_10[2]; // sp 0x10
  s32 local_18[2]; // sp 0x18
  s32 local_20[2]; // sp 0x20
  s16 *puVar1;
  
  if (gUnknown_3001B74->unk2 == 0) {
    return;
  }
  switch((s16)(gUnknown_3001B74->unk0 + 1)) {
    case 10:
        r1 = gUnknown_3001B74->unk4;
        r0 = r1 + 2;
        gUnknown_3001B74->unk4  = r0;
        r4 = gUnknown_3001B74->unk8;
        r3 = r4 + 1;
        gUnknown_3001B74->unk8 = r3;
        if (r0 < 0) {
            r0 = r1 + 5;
        }
        gUnknown_3001B74->unkC += (r0 >> 2);
        r1 = r3;
        if (r1 < 0) {
            r1 = r4 + 4;
        }
        gUnknown_3001B74->unk10 += (r1 >> 2);
        sub_80A4580(gUnknown_3001B78,0,&gUnknown_3001B74->unkC);
        gUnknown_3001B74->unk4 &= 3;
        gUnknown_3001B74->unk8 &= 3;
        sub_80A56C0(local_00);
        local_00[0] -= gUnknown_3001B74->unkC;
        local_00[1] += gUnknown_3001B74->unk10;
        sub_80A4580(gUnknown_3001B78,0,local_00);
        sub_80A456C(gUnknown_3001B78,0,local_00);
        break;
    case 0xb:
    case 0xc:
    case 0xd:
    case 0xe:
        sub_80A56C0(local_08);
        sub_80A456C(gUnknown_3001B78,0,local_08);
        break;
    case 0xf:
        r1 = gUnknown_3001B74->unk4 ;
        r0 = r1 + 1;
        gUnknown_3001B74->unk4  = r0;
        if (r0 < 0) {
            r0 = r1 + 4;
        }
        gUnknown_3001B74->unkC += (r0 >> 2);
        sub_80A4580(gUnknown_3001B78,0,&gUnknown_3001B74->unkC);
        gUnknown_3001B74->unk4 &= 3;
        sub_80A56C0(local_10);
        local_10[0] -= gUnknown_3001B74->unkC;
        local_10[1] = 0;
        sub_80A4580(gUnknown_3001B78,0,local_10);
        sub_80A456C(gUnknown_3001B78,0,local_10);
        break;
    case 0x10:
        r1 = gUnknown_3001B74->unk4;
        r0 = r1 + 2;
        gUnknown_3001B74->unk4  = r0;
        if (r0 < 0) {
            r0 = r1 + 5;
        }
        gUnknown_3001B74->unkC += (r0 >> 2);
        sub_80A4580(gUnknown_3001B78,0,&gUnknown_3001B74->unkC);
        gUnknown_3001B74->unk4 &= 3;
        sub_80A56C0(local_18);
        local_18[0] -= gUnknown_3001B74->unkC;
        local_18[1] = 0;
        sub_80A4580(gUnknown_3001B78,0,local_18);
        sub_80A456C(gUnknown_3001B78,0,local_18);
        break;
    default:
        puVar1 = gUnknown_811E5F4[gUnknown_3001B74->unk0];
        if (puVar1[0] == 0) {
            sub_80A56C0(local_20);
            sub_80A456C(gUnknown_3001B78,0,local_20);
            break;
        }
    // NOTE: Fallthrough needed here..
    case 0:
        sub_80A456C(gUnknown_3001B78,0,gUnknown_81177BC);
        break;
  }
  sub_80A4764(gUnknown_3001B78);
}

void sub_80A62D0(void)
{
  if (gUnknown_3001B74->unk2 != 0) {
    sub_80A49E8(gUnknown_3001B78);
  }
}