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#include "global.h"
#include "script_movement.h"
#include "field_map_obj.h"
#include "field_map_obj_helpers.h"
#include "task.h"
#include "util.h"
static EWRAM_DATA u8 *gUnknown_020384F8[16] = {0};
static void sub_80A2198(u8);
static u8 sub_80A21E0(void);
static bool8 sub_80A21F4(u8, u8, u8 *);
static u8 sub_80A2260(u8, u8);
static bool8 sub_80A2370(u8, u8);
static void sub_80A23C8(u8, u8, u8, u8 *);
static void sub_80A2408(u8);
static void Task_80A244C(u8);
static void sub_80A2490(u8, u8, u8, u8 *);
bool8 exec_movement(u8 a, u8 b, u8 c, u8 *d)
{
u8 mapObjId;
if (TryGetFieldObjectIdByLocalIdAndMap(a, b, c, &mapObjId))
return TRUE;
if (!FuncIsActiveTask(Task_80A244C))
sub_80A2198(50);
return sub_80A21F4(sub_80A21E0(), mapObjId, d);
}
bool8 sub_80A212C(u8 a, u8 b, u8 c)
{
u8 mapObjId;
u8 r4;
u8 r1;
if (TryGetFieldObjectIdByLocalIdAndMap(a, b, c, &mapObjId))
return 1;
r4 = sub_80A21E0();
r1 = sub_80A2260(r4, mapObjId);
if (r1 == 16)
return 1;
return sub_80A2370(r4, r1);
}
void sub_80A2178(void)
{
u8 taskId;
taskId = sub_80A21E0();
if (taskId != 0xFF)
{
sub_80A2408(taskId);
DestroyTask(taskId);
}
}
static void sub_80A2198(u8 priority)
{
u8 taskId;
u8 i;
taskId = CreateTask(Task_80A244C, priority);
for (i = 1; i < 16; i++)
gTasks[taskId].data[i] = 0xFFFF;
}
static u8 sub_80A21E0(void)
{
return FindTaskIdByFunc(Task_80A244C);
}
static bool8 sub_80A21F4(u8 taskId, u8 b, u8 *c)
{
u8 r4;
r4 = sub_80A2260(taskId, b);
if (r4 != 16)
{
if (sub_80A2370(taskId, r4) == 0)
return TRUE;
else
{
sub_80A23C8(taskId, r4, b, c);
return FALSE;
}
}
r4 = sub_80A2260(taskId, 0xFF);
if (r4 == 16)
return TRUE;
else
{
sub_80A23C8(taskId, r4, b, c);
return FALSE;
}
}
static u8 sub_80A2260(u8 taskId, u8 b)
{
u8 *ptr;
u8 i;
ptr = (u8 *)&gTasks[taskId].data[1];
for (i = 0; i < 16; i++, ptr++)
{
if (*ptr == b)
return i;
}
return 16;
}
static void sub_80A229C(u8 taskId, u8 b, u8 **c)
{
u8 i;
*c = (u8 *)&gTasks[taskId].data[1];
for (i = 0; i < b; i++, (*c)++)
;
}
static void sub_80A22D0(u8 taskId, u8 b, u8 c)
{
u8 *ptr;
sub_80A229C(taskId, b, &ptr);
*ptr = c; //what is this supposed to do?
}
static void sub_80A22F4(u8 taskId, u8 b, u8 *c)
{
u8 *ptr;
sub_80A229C(taskId, b, &ptr);
*c = *ptr;
}
static void sub_80A2318(u8 a, u8 b)
{
u16 var = ~gBitTable[b];
gTasks[a].data[0] &= var;
}
static void sub_80A2348(u8 taskId, u8 b)
{
gTasks[taskId].data[0] |= gBitTable[b];
}
static bool8 sub_80A2370(u8 taskId, u8 b)
{
u16 var = (u16)gTasks[taskId].data[0] & gBitTable[b];
if (var != 0)
return TRUE;
else
return FALSE;
}
static void npc_obj_offscreen_culling_and_flag_update(u8 a, u8 *b)
{
gUnknown_020384F8[a] = b;
}
static u8 *sub_80A23B8(u8 a)
{
return gUnknown_020384F8[a];
}
static void sub_80A23C8(u8 taskId, u8 b, u8 c, u8 *d)
{
sub_80A2318(taskId, b);
npc_obj_offscreen_culling_and_flag_update(b, d);
sub_80A22D0(taskId, b, c);
}
static void sub_80A2408(u8 a)
{
u8 *ptr;
u8 i;
ptr = (u8 *)&gTasks[a].data[1];
for (i = 0; i < 16; i++, ptr++)
{
if (*ptr != 0xFF)
UnfreezeMapObject(&gMapObjects[*ptr]);
}
}
static void Task_80A244C(u8 taskId)
{
u8 i;
u8 var;
for (i = 0; i < 16; i++)
{
sub_80A22F4(taskId, i, &var);
if (var != 0xFF)
sub_80A2490(taskId, i, var, sub_80A23B8(i));
}
}
static void sub_80A2490(u8 taskId, u8 b, u8 c, u8 *d)
{
u8 var;
if (FieldObjectIsSpecialAnimActive(&gMapObjects[c])
&& !FieldObjectClearAnimIfSpecialAnimFinished(&gMapObjects[c]))
return;
var = *d;
if (var == 0xFE)
{
sub_80A2348(taskId, b);
FreezeMapObject(&gMapObjects[c]);
}
else
{
if (!FieldObjectSetSpecialAnim(&gMapObjects[c], var))
{
d++;
npc_obj_offscreen_culling_and_flag_update(b, d);
}
}
}
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