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#include "global.h"
#include "time_events.h"
#include "event_data.h"
#include "field_weather.h"
#include "pokemon.h"
#include "random.h"
#include "overworld.h"
#include "rtc.h"
#include "script.h"
#include "task.h"
static u32 GetMirageRnd(void)
{
u32 hi = VarGet(VAR_MIRAGE_RND_H);
u32 lo = VarGet(VAR_MIRAGE_RND_L);
return (hi << 16) | lo;
}
static void SetMirageRnd(u32 rnd)
{
VarSet(VAR_MIRAGE_RND_H, rnd >> 16);
VarSet(VAR_MIRAGE_RND_L, rnd);
}
// unused
void InitMirageRnd(void)
{
SetMirageRnd((Random() << 16) | Random());
}
void UpdateMirageRnd(u16 days)
{
s32 rnd = GetMirageRnd();
while (days)
{
rnd = ISO_RANDOMIZE2(rnd);
days--;
}
SetMirageRnd(rnd);
}
bool8 IsMirageIslandPresent(void)
{
u16 rnd = GetMirageRnd() >> 16;
int i;
for (i = 0; i < PARTY_SIZE; i++)
if (GetMonData(&gPlayerParty[i], MON_DATA_SPECIES) && (GetMonData(&gPlayerParty[i], MON_DATA_PERSONALITY) & 0xFFFF) == rnd)
return TRUE;
return FALSE;
}
void UpdateShoalTideFlag(void)
{
static const u8 tide[] =
{
1, // 00
1, // 01
1, // 02
0, // 03
0, // 04
0, // 05
0, // 06
0, // 07
0, // 08
1, // 09
1, // 10
1, // 11
1, // 12
1, // 13
1, // 14
0, // 15
0, // 16
0, // 17
0, // 18
0, // 19
0, // 20
1, // 21
1, // 22
1, // 23
};
if (IsMapTypeOutdoors(GetLastUsedWarpMapType()))
{
RtcCalcLocalTime();
if (tide[gLocalTime.hours])
FlagSet(FLAG_SYS_SHOAL_TIDE);
else
FlagClear(FLAG_SYS_SHOAL_TIDE);
}
}
static void Task_WaitWeather(u8 taskId)
{
if (IsWeatherChangeComplete())
{
EnableBothScriptContexts();
DestroyTask(taskId);
}
}
void WaitWeather(void)
{
CreateTask(Task_WaitWeather, 80);
}
void InitBirchState(void)
{
*GetVarPointer(VAR_BIRCH_STATE) = 0;
}
void UpdateBirchState(u16 days)
{
u16 *state = GetVarPointer(VAR_BIRCH_STATE);
*state += days;
*state %= 7;
}
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