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Document script_movement

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This commit is contained in:
GriffinR 2019-09-15 15:30:35 -04:00 committed by huderlem
parent 6c9997a906
commit f9a8f44a29
7 changed files with 99 additions and 96 deletions
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6
include/script_movement.h
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@ -1,8 +1,8 @@
#ifndef GUARD_SCRIPT_MOVEMENT_H
#define GUARD_SCRIPT_MOVEMENT_H
bool8 ScriptMovement_StartObjectMovementScript(u8, u8, u8, const u8 *);
bool8 ScriptMovement_IsObjectMovementFinished(u8, u8, u8);
void sub_80D338C(void);
bool8 ScriptMovement_StartObjectMovementScript(u8 localId, u8 mapNum, u8 mapGroup, const u8 *movementScript);
bool8 ScriptMovement_IsObjectMovementFinished(u8 localId, u8 mapNum, u8 mapGroup);
void ScriptMovement_StopAll(void);
#endif // GUARD_SCRIPT_MOVEMENT_H

3
include/task.h
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@ -5,6 +5,7 @@
#define TAIL_SENTINEL 0xFF
#define NUM_TASKS 16
#define NUM_TASK_DATA 16
typedef void (*TaskFunc)(u8 taskId);
@ -15,7 +16,7 @@ struct Task
u8 prev;
u8 next;
u8 priority;
s16 data[16];
s16 data[NUM_TASK_DATA];
};
extern struct Task gTasks[];

4
src/event_obj_lock.c
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@ -92,7 +92,7 @@ void ScriptUnfreezeEventObjects(void)
{
u8 playerObjectId = GetEventObjectIdByLocalIdAndMap(EVENT_OBJ_ID_PLAYER, 0, 0);
EventObjectClearHeldMovementIfFinished(&gEventObjects[playerObjectId]);
sub_80D338C();
ScriptMovement_StopAll();
UnfreezeEventObjects();
}
@ -104,7 +104,7 @@ void sub_8098524(void)
EventObjectClearHeldMovementIfFinished(&gEventObjects[gSelectedEventObject]);
playerObjectId = GetEventObjectIdByLocalIdAndMap(EVENT_OBJ_ID_PLAYER, 0, 0);
EventObjectClearHeldMovementIfFinished(&gEventObjects[playerObjectId]);
sub_80D338C();
ScriptMovement_StopAll();
UnfreezeEventObjects();
}

2
src/match_call.c
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@ -1290,7 +1290,7 @@ static bool32 sub_81963F0(u8 taskId)
sub_81973A4();
playerObjectId = GetEventObjectIdByLocalIdAndMap(EVENT_OBJ_ID_PLAYER, 0, 0);
EventObjectClearHeldMovementIfFinished(&gEventObjects[playerObjectId]);
sub_80D338C();
ScriptMovement_StopAll();
UnfreezeEventObjects();
ScriptContext2_Disable();
}

2
src/mossdeep_gym.c
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@ -55,7 +55,7 @@ void FinishMossdeepGymTiles(void)
id = GetEventObjectIdByLocalIdAndMap(EVENT_OBJ_ID_PLAYER, 0, 0);
EventObjectClearHeldMovementIfFinished(&gEventObjects[id]);
sub_80D338C();
ScriptMovement_StopAll();
}
u16 MossdeepGym_MoveEvents(u8 arg0)

4
src/scrcmd.c
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@ -1247,7 +1247,7 @@ bool8 ScrCmd_releaseall(struct ScriptContext *ctx)
HideFieldMessageBox();
playerObjectId = GetEventObjectIdByLocalIdAndMap(EVENT_OBJ_ID_PLAYER, 0, 0);
EventObjectClearHeldMovementIfFinished(&gEventObjects[playerObjectId]);
sub_80D338C();
ScriptMovement_StopAll();
UnfreezeEventObjects();
return FALSE;
}
@ -1261,7 +1261,7 @@ bool8 ScrCmd_release(struct ScriptContext *ctx)
EventObjectClearHeldMovementIfFinished(&gEventObjects[gSelectedEventObject]);
playerObjectId = GetEventObjectIdByLocalIdAndMap(EVENT_OBJ_ID_PLAYER, 0, 0);
EventObjectClearHeldMovementIfFinished(&gEventObjects[playerObjectId]);
sub_80D338C();
ScriptMovement_StopAll();
UnfreezeEventObjects();
return FALSE;
}

174
src/script_movement.c
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@ -3,20 +3,22 @@
#include "event_object_movement.h"
#include "task.h"
#include "util.h"
#include "constants/event_objects.h"
#include "constants/event_object_movement_constants.h"
// static functions
static void sub_80D33AC(u8);
static u8 sub_80D33F4(void);
static bool8 sub_80D3408(u8, u8, const u8 *);
static u8 sub_80D3474(u8, u8);
static bool8 sub_80D3584(u8, u8);
static void sub_80D35DC(u8, u8, u8, const u8 *);
static void UnfreezeObjects(u8);
static void sub_80D3660(u8);
static void sub_80A2490(u8, u8, u8, const u8 *);
static void ScriptMovement_StartMoveObjects(u8 priority);
static u8 GetMoveObjectsTaskId(void);
static bool8 ScriptMovement_TryAddNewMovement(u8 taskId, u8 eventObjId, const u8 *movementScript);
static u8 GetMovementScriptIdFromEventObjectId(u8 taskId, u8 eventObjId);
static bool8 IsMovementScriptFinished(u8 taskId, u8 moveScrId);
static void ScriptMovement_AddNewMovement(u8 taskId, u8 moveScrId, u8 eventObjId, const u8 *movementScript);
static void ScriptMovement_UnfreezeObjects(u8 taskId);
static void ScriptMovement_MoveObjects(u8 taskId);
static void ScriptMovement_TakeStep(u8 taskId, u8 moveScrId, u8 eventObjId, const u8 *movementScript);
// EWRAM_DATA
static EWRAM_DATA const u8 *gUnknown_02039D90[16] = {0};
static EWRAM_DATA const u8 *gMovementScripts[EVENT_OBJECTS_COUNT] = {0};
// text
bool8 ScriptMovement_StartObjectMovementScript(u8 localId, u8 mapNum, u8 mapGroup, const u8 *movementScript)
@ -25,207 +27,207 @@ bool8 ScriptMovement_StartObjectMovementScript(u8 localId, u8 mapNum, u8 mapGrou
if (TryGetEventObjectIdByLocalIdAndMap(localId, mapNum, mapGroup, &eventObjId))
return TRUE;
if (!FuncIsActiveTask(sub_80D3660))
sub_80D33AC(50);
return sub_80D3408(sub_80D33F4(), eventObjId, movementScript);
if (!FuncIsActiveTask(ScriptMovement_MoveObjects))
ScriptMovement_StartMoveObjects(50);
return ScriptMovement_TryAddNewMovement(GetMoveObjectsTaskId(), eventObjId, movementScript);
}
bool8 ScriptMovement_IsObjectMovementFinished(u8 localId, u8 mapNum, u8 mapBank)
bool8 ScriptMovement_IsObjectMovementFinished(u8 localId, u8 mapNum, u8 mapGroup)
{
u8 eventObjId;
u8 r4;
u8 r1;
u8 taskId;
u8 moveScrId;
if (TryGetEventObjectIdByLocalIdAndMap(localId, mapNum, mapBank, &eventObjId))
if (TryGetEventObjectIdByLocalIdAndMap(localId, mapNum, mapGroup, &eventObjId))
return TRUE;
r4 = sub_80D33F4();
r1 = sub_80D3474(r4, eventObjId);
if (r1 == 16)
taskId = GetMoveObjectsTaskId();
moveScrId = GetMovementScriptIdFromEventObjectId(taskId, eventObjId);
if (moveScrId == EVENT_OBJECTS_COUNT)
return TRUE;
return sub_80D3584(r4, r1);
return IsMovementScriptFinished(taskId, moveScrId);
}
void sub_80D338C(void)
void ScriptMovement_StopAll(void)
{
u8 taskId;
taskId = sub_80D33F4();
taskId = GetMoveObjectsTaskId();
if (taskId != 0xFF)
{
UnfreezeObjects(taskId);
ScriptMovement_UnfreezeObjects(taskId);
DestroyTask(taskId);
}
}
static void sub_80D33AC(u8 priority)
static void ScriptMovement_StartMoveObjects(u8 priority)
{
u8 taskId;
u8 i;
taskId = CreateTask(sub_80D3660, priority);
for (i = 1; i < 16; i++)
taskId = CreateTask(ScriptMovement_MoveObjects, priority);
for (i = 1; i < NUM_TASK_DATA; i++)
gTasks[taskId].data[i] = 0xFFFF;
}
static u8 sub_80D33F4(void)
static u8 GetMoveObjectsTaskId(void)
{
return FindTaskIdByFunc(sub_80D3660);
return FindTaskIdByFunc(ScriptMovement_MoveObjects);
}
static bool8 sub_80D3408(u8 taskId, u8 eventObjId, const u8 *movementScript)
static bool8 ScriptMovement_TryAddNewMovement(u8 taskId, u8 eventObjId, const u8 *movementScript)
{
u8 r4;
u8 moveScrId;
r4 = sub_80D3474(taskId, eventObjId);
if (r4 != 16)
moveScrId = GetMovementScriptIdFromEventObjectId(taskId, eventObjId);
if (moveScrId != EVENT_OBJECTS_COUNT)
{
if (sub_80D3584(taskId, r4) == 0)
if (IsMovementScriptFinished(taskId, moveScrId) == 0)
{
return TRUE;
}
else
{
sub_80D35DC(taskId, r4, eventObjId, movementScript);
ScriptMovement_AddNewMovement(taskId, moveScrId, eventObjId, movementScript);
return FALSE;
}
}
r4 = sub_80D3474(taskId, 0xFF);
if (r4 == 16)
moveScrId = GetMovementScriptIdFromEventObjectId(taskId, EVENT_OBJ_ID_PLAYER);
if (moveScrId == EVENT_OBJECTS_COUNT)
{
return TRUE;
}
else
{
sub_80D35DC(taskId, r4, eventObjId, movementScript);
ScriptMovement_AddNewMovement(taskId, moveScrId, eventObjId, movementScript);
return FALSE;
}
}
static u8 sub_80D3474(u8 taskId, u8 b)
static u8 GetMovementScriptIdFromEventObjectId(u8 taskId, u8 eventObjId)
{
u8 *ptr;
u8 *moveScriptId;
u8 i;
ptr = (u8 *)&gTasks[taskId].data[1];
for (i = 0; i < 16; i++, ptr++)
moveScriptId = (u8 *)&gTasks[taskId].data[1];
for (i = 0; i < EVENT_OBJECTS_COUNT; i++, moveScriptId++)
{
if (*ptr == b)
if (*moveScriptId == eventObjId)
return i;
}
return 16;
return EVENT_OBJECTS_COUNT;
}
static void sub_80D34B0(u8 taskId, u8 b, u8 **c)
static void LoadEventObjectIdPtrFromMovementScript(u8 taskId, u8 moveScrId, u8 **pEventObjId)
{
u8 i;
*c = (u8 *)&gTasks[taskId].data[1];
for (i = 0; i < b; i++, (*c)++)
*pEventObjId = (u8 *)&gTasks[taskId].data[1];
for (i = 0; i < moveScrId; i++, (*pEventObjId)++)
;
}
static void sub_80D34E4(u8 taskId, u8 b, u8 c)
static void SetEventObjectIdAtMovementScript(u8 taskId, u8 moveScrId, u8 eventObjId)
{
u8 *ptr;
sub_80D34B0(taskId, b, &ptr);
*ptr = c; //what is this supposed to do?
LoadEventObjectIdPtrFromMovementScript(taskId, moveScrId, &ptr);
*ptr = eventObjId;
}
static void sub_80D3508(u8 taskId, u8 b, u8 *c)
static void LoadEventObjectIdFromMovementScript(u8 taskId, u8 moveScrId, u8 *eventObjId)
{
u8 *ptr;
sub_80D34B0(taskId, b, &ptr);
*c = *ptr;
LoadEventObjectIdPtrFromMovementScript(taskId, moveScrId, &ptr);
*eventObjId = *ptr;
}
static void sub_80D352C(u8 a, u8 b)
static void ClearMovementScriptFinished(u8 taskId, u8 moveScrId)
{
u16 var = ~gBitTable[b];
u16 mask = ~gBitTable[moveScrId];
gTasks[a].data[0] &= var;
gTasks[taskId].data[0] &= mask;
}
static void sub_80D355C(u8 taskId, u8 b)
static void SetMovementScriptFinished(u8 taskId, u8 moveScrId)
{
gTasks[taskId].data[0] |= gBitTable[b];
gTasks[taskId].data[0] |= gBitTable[moveScrId];
}
static bool8 sub_80D3584(u8 taskId, u8 b)
static bool8 IsMovementScriptFinished(u8 taskId, u8 moveScrId)
{
u16 var = (u16)gTasks[taskId].data[0] & gBitTable[b];
u16 moveScriptFinished = (u16)gTasks[taskId].data[0] & gBitTable[moveScrId];
if (var != 0)
if (moveScriptFinished != 0)
return TRUE;
else
return FALSE;
}
static void npc_obj_offscreen_culling_and_flag_update(u8 a, const u8 *movementScript)
static void SetMovementScript(u8 moveScrId, const u8 *movementScript)
{
gUnknown_02039D90[a] = movementScript;
gMovementScripts[moveScrId] = movementScript;
}
static const u8 *sub_80D35CC(u8 a)
static const u8 *GetMovementScript(u8 moveScrId)
{
return gUnknown_02039D90[a];
return gMovementScripts[moveScrId];
}
static void sub_80D35DC(u8 taskId, u8 b, u8 eventObjId, const u8 *movementScript)
static void ScriptMovement_AddNewMovement(u8 taskId, u8 moveScrId, u8 eventObjId, const u8 *movementScript)
{
sub_80D352C(taskId, b);
npc_obj_offscreen_culling_and_flag_update(b, movementScript);
sub_80D34E4(taskId, b, eventObjId);
ClearMovementScriptFinished(taskId, moveScrId);
SetMovementScript(moveScrId, movementScript);
SetEventObjectIdAtMovementScript(taskId, moveScrId, eventObjId);
}
static void UnfreezeObjects(u8 taskId)
static void ScriptMovement_UnfreezeObjects(u8 taskId)
{
u8 *pEventObjId;
u8 i;
pEventObjId = (u8 *)&gTasks[taskId].data[1];
for (i = 0; i < 16; i++, pEventObjId++)
for (i = 0; i < EVENT_OBJECTS_COUNT; i++, pEventObjId++)
{
if (*pEventObjId != 0xFF)
UnfreezeEventObject(&gEventObjects[*pEventObjId]);
}
}
static void sub_80D3660(u8 taskId)
static void ScriptMovement_MoveObjects(u8 taskId)
{
u8 i;
u8 var;
u8 eventObjId;
for (i = 0; i < 16; i++)
for (i = 0; i < EVENT_OBJECTS_COUNT; i++)
{
sub_80D3508(taskId, i, &var);
if (var != 0xFF)
sub_80A2490(taskId, i, var, sub_80D35CC(i));
LoadEventObjectIdFromMovementScript(taskId, i, &eventObjId);
if (eventObjId != 0xFF)
ScriptMovement_TakeStep(taskId, i, eventObjId, GetMovementScript(i));
}
}
static void sub_80A2490(u8 taskId, u8 b, u8 eventObjId, const u8 *d)
static void ScriptMovement_TakeStep(u8 taskId, u8 moveScrId, u8 eventObjId, const u8 *movementScript)
{
u8 var;
u8 nextMoveActionId;
if (EventObjectIsHeldMovementActive(&gEventObjects[eventObjId])
&& !EventObjectClearHeldMovementIfFinished(&gEventObjects[eventObjId]))
return;
var = *d;
if (var == 0xFE)
nextMoveActionId = *movementScript;
if (nextMoveActionId == MOVEMENT_ACTION_STEP_END)
{
sub_80D355C(taskId, b);
SetMovementScriptFinished(taskId, moveScrId);
FreezeEventObject(&gEventObjects[eventObjId]);
}
else
{
if (!EventObjectSetHeldMovement(&gEventObjects[eventObjId], var))
if (!EventObjectSetHeldMovement(&gEventObjects[eventObjId], nextMoveActionId))
{
d++;
npc_obj_offscreen_culling_and_flag_update(b, d);
movementScript++;
SetMovementScript(moveScrId, movementScript);
}
}
}