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Clear unknowns in MxBackgroundAudioManager (#1516)

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* Clear unknowns in `MxBackgroundAudioManager`

* Apply suggestions from code review

---------

Co-authored-by: Christian Semmler <mail@csemmler.com>
This commit is contained in:
Florian Kaiser 2025-05-24 15:49:43 +02:00 committed by GitHub
parent 4e49712391
commit 90b5c27a8b
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
3 changed files with 75 additions and 75 deletions
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26
LEGO1/lego/legoomni/include/mxbackgroundaudiomanager.h
View File

@ -37,11 +37,11 @@ public:
void StartAction(MxParam& p_param);
void StopAction(MxParam& p_param);
MxResult PlayMusic(MxDSAction& p_action, undefined4 p_speed, MxPresenter::TickleState p_tickleState);
MxResult PlayMusic(MxDSAction& p_action, MxS32 p_speed, MxPresenter::TickleState p_tickleState);
void FUN_1007ee70();
void FUN_1007ef40();
void FadeInOrFadeOut();
void MakePendingPresenterActive();
void FadeInPendingPresenter();
void FadeToTargetVolume();
void Enable(MxBool p_enable);
virtual MxResult Create(MxAtomId& p_script, MxU32 p_frequencyMS);
@ -50,7 +50,7 @@ public:
void Stop();
void LowerVolume();
void RaiseVolume();
undefined4 FUN_1007f610(MxPresenter* p_unk0x138, MxS32 p_speed, MxPresenter::TickleState p_tickleState);
MxResult SetPendingPresenter(MxPresenter* p_presenter, MxS32 p_speed, MxPresenter::TickleState p_tickleState);
// SYNTHETIC: LEGO1 0x1007ec00
// MxBackgroundAudioManager::`scalar deleting destructor'
@ -59,11 +59,11 @@ private:
MxResult OpenMusic(MxAtomId& p_script);
void DestroyMusic();
MxBool m_enabled; // 0x08
MxDSAction m_action1; // 0x0c
MxAudioPresenter* m_unk0xa0; // 0xa0
MxDSAction m_action2; // 0xa4
MxAudioPresenter* m_unk0x138; // 0x138
MxBool m_enabled; // 0x08
MxDSAction m_action1; // 0x0c
MxAudioPresenter* m_activePresenter; // 0xa0
MxDSAction m_action2; // 0xa4
MxAudioPresenter* m_pendingPresenter; // 0x138
// name is inferred from context
MxPresenter::TickleState m_tickleState; // 0x13c
@ -71,9 +71,9 @@ private:
// name inferred from parameter p_speed
MxS32 m_speed; // 0x140
MxS32 m_targetVolume; // 0x144
MxS16 m_unk0x148; // 0x148
MxAtomId m_script; // 0x14c
MxS32 m_targetVolume; // 0x144
MxS16 m_volumeSuppressionAmount; // 0x148
MxAtomId m_script; // 0x14c
};
#endif // MXBACKGROUNDAUDIOMANAGER_H

122
LEGO1/lego/legoomni/src/audio/mxbackgroundaudiomanager.cpp
View File

@ -18,12 +18,12 @@ DECOMP_SIZE_ASSERT(MxBackgroundAudioManager, 0x150)
MxBackgroundAudioManager::MxBackgroundAudioManager()
{
NotificationManager()->Register(this);
m_unk0xa0 = 0;
m_unk0x138 = 0;
m_activePresenter = NULL;
m_pendingPresenter = NULL;
m_tickleState = MxPresenter::e_idle;
m_speed = 0;
m_targetVolume = 0;
m_unk0x148 = 0;
m_volumeSuppressionAmount = 0;
m_enabled = FALSE;
}
@ -83,29 +83,29 @@ MxResult MxBackgroundAudioManager::Tickle()
{
switch (m_tickleState) {
case MxPresenter::e_starting:
FadeInOrFadeOut();
FadeToTargetVolume();
break;
case MxPresenter::e_streaming:
FUN_1007ee70();
MakePendingPresenterActive();
break;
case MxPresenter::e_repeating:
FUN_1007ef40();
FadeInPendingPresenter();
}
return SUCCESS;
}
// FUNCTION: LEGO1 0x1007ee70
void MxBackgroundAudioManager::FUN_1007ee70()
void MxBackgroundAudioManager::MakePendingPresenterActive()
{
if (m_unk0xa0 && m_unk0xa0->GetAction()) {
DeleteObject(*m_unk0x138->GetAction());
if (m_activePresenter && m_activePresenter->GetAction()) {
DeleteObject(*m_pendingPresenter->GetAction());
}
if (m_unk0x138) {
m_unk0xa0 = m_unk0x138;
if (m_pendingPresenter) {
m_activePresenter = m_pendingPresenter;
m_action1 = m_action2;
m_unk0x138 = NULL;
m_pendingPresenter = NULL;
m_action2.SetObjectId(-1);
m_action2.SetAtomId(MxAtomId());
m_tickleState = MxPresenter::e_idle;
@ -113,65 +113,65 @@ void MxBackgroundAudioManager::FUN_1007ee70()
}
// FUNCTION: LEGO1 0x1007ef40
void MxBackgroundAudioManager::FUN_1007ef40()
void MxBackgroundAudioManager::FadeInPendingPresenter()
{
MxS32 compare, volume;
if (m_unk0xa0 == NULL) {
if (m_unk0x138) {
if (m_unk0x148 != 0) {
if (m_activePresenter == NULL) {
if (m_pendingPresenter) {
if (m_volumeSuppressionAmount != 0) {
compare = 30;
}
else {
compare = m_targetVolume;
}
volume = m_unk0x138->GetVolume();
volume = m_pendingPresenter->GetVolume();
if (volume < compare) {
if (m_speed + m_unk0x138->GetVolume() <= compare) {
compare = m_speed + m_unk0x138->GetVolume();
if (m_speed + m_pendingPresenter->GetVolume() <= compare) {
compare = m_speed + m_pendingPresenter->GetVolume();
}
m_unk0x138->SetVolume(compare);
m_pendingPresenter->SetVolume(compare);
}
else {
m_unk0x138->SetVolume(compare);
m_unk0xa0 = m_unk0x138;
m_pendingPresenter->SetVolume(compare);
m_activePresenter = m_pendingPresenter;
m_action1 = m_action2;
m_unk0x138 = NULL;
m_pendingPresenter = NULL;
m_action2.SetObjectId(-1);
m_action2.SetAtomId(MxAtomId());
m_tickleState = MxPresenter::e_idle;
}
}
}
else if (m_unk0xa0->GetAction() != NULL) {
if (m_unk0xa0->GetVolume() == 0) {
DeleteObject(*m_unk0xa0->GetAction());
else if (m_activePresenter->GetAction() != NULL) {
if (m_activePresenter->GetVolume() == 0) {
DeleteObject(*m_activePresenter->GetAction());
}
else {
if (m_unk0xa0->GetVolume() - m_speed > 0) {
volume = m_unk0xa0->GetVolume() - m_speed;
if (m_activePresenter->GetVolume() - m_speed > 0) {
volume = m_activePresenter->GetVolume() - m_speed;
}
else {
volume = 0;
}
m_unk0xa0->SetVolume(volume);
m_activePresenter->SetVolume(volume);
}
}
}
// FUNCTION: LEGO1 0x1007f0e0
// FUNCTION: BETA10 0x100e8d8d
void MxBackgroundAudioManager::FadeInOrFadeOut()
void MxBackgroundAudioManager::FadeToTargetVolume()
{
MxS32 volume, compare;
if (m_unk0xa0 != NULL) {
volume = m_unk0xa0->GetVolume();
if (m_activePresenter != NULL) {
volume = m_activePresenter->GetVolume();
if (m_unk0x148 != 0) {
if (m_volumeSuppressionAmount != 0) {
compare = 30;
}
else {
@ -179,13 +179,13 @@ void MxBackgroundAudioManager::FadeInOrFadeOut()
}
if (volume < compare) {
m_unk0xa0->SetVolume(volume + m_speed < compare ? volume + m_speed : compare);
m_activePresenter->SetVolume(volume + m_speed < compare ? volume + m_speed : compare);
}
else if (compare < volume) {
m_unk0xa0->SetVolume(volume - m_speed > compare ? volume - m_speed : compare);
m_activePresenter->SetVolume(volume - m_speed > compare ? volume - m_speed : compare);
}
else {
m_unk0xa0->SetVolume(volume);
m_activePresenter->SetVolume(volume);
m_tickleState = MxPresenter::e_idle;
}
}
@ -215,23 +215,23 @@ MxLong MxBackgroundAudioManager::Notify(MxParam& p_param)
void MxBackgroundAudioManager::StartAction(MxParam& p_param)
{
// TODO: the sender is most likely a MxAudioPresenter?
m_unk0x138 = (MxAudioPresenter*) ((MxNotificationParam&) p_param).GetSender();
m_action2.SetAtomId(m_unk0x138->GetAction()->GetAtomId());
m_action2.SetObjectId(m_unk0x138->GetAction()->GetObjectId());
m_targetVolume = ((MxDSSound*) (m_unk0x138->GetAction()))->GetVolume();
m_unk0x138->SetVolume(0);
m_pendingPresenter = (MxAudioPresenter*) ((MxNotificationParam&) p_param).GetSender();
m_action2.SetAtomId(m_pendingPresenter->GetAction()->GetAtomId());
m_action2.SetObjectId(m_pendingPresenter->GetAction()->GetObjectId());
m_targetVolume = ((MxDSSound*) (m_pendingPresenter->GetAction()))->GetVolume();
m_pendingPresenter->SetVolume(0);
}
// FUNCTION: LEGO1 0x1007f200
void MxBackgroundAudioManager::StopAction(MxParam& p_param)
{
if (((MxNotificationParam&) p_param).GetSender() == m_unk0xa0) {
m_unk0xa0 = NULL;
if (((MxNotificationParam&) p_param).GetSender() == m_activePresenter) {
m_activePresenter = NULL;
m_action1.SetAtomId(MxAtomId());
m_action1.SetObjectId(-1);
}
else if (((MxNotificationParam&) p_param).GetSender() == m_unk0x138) {
m_unk0x138 = NULL;
else if (((MxNotificationParam&) p_param).GetSender() == m_pendingPresenter) {
m_pendingPresenter = NULL;
m_action2.SetAtomId(MxAtomId());
m_action2.SetObjectId(-1);
}
@ -243,7 +243,7 @@ void MxBackgroundAudioManager::StopAction(MxParam& p_param)
// FUNCTION: BETA10 0x100e90fc
MxResult MxBackgroundAudioManager::PlayMusic(
MxDSAction& p_action,
undefined4 p_speed,
MxS32 p_speed,
MxPresenter::TickleState p_tickleState
)
{
@ -289,7 +289,7 @@ void MxBackgroundAudioManager::Stop()
DeleteObject(m_action2);
}
m_unk0x138 = 0;
m_pendingPresenter = NULL;
m_action2.SetAtomId(MxAtomId());
m_action2.SetObjectId(-1);
@ -297,9 +297,9 @@ void MxBackgroundAudioManager::Stop()
DeleteObject(m_action1);
}
m_unk0xa0 = 0;
m_activePresenter = NULL;
m_action1.SetAtomId(MxAtomId());
m_unk0x148 = 0;
m_volumeSuppressionAmount = 0;
m_action1.SetObjectId(-1);
m_tickleState = MxPresenter::e_idle;
}
@ -308,22 +308,22 @@ void MxBackgroundAudioManager::Stop()
// FUNCTION: BETA10 0x100e94e6
void MxBackgroundAudioManager::LowerVolume()
{
if (m_unk0x148 == 0) {
if (m_volumeSuppressionAmount == 0) {
if (m_tickleState == 0) {
m_tickleState = MxPresenter::e_starting;
}
m_speed = 20;
}
m_unk0x148++;
m_volumeSuppressionAmount++;
}
// FUNCTION: LEGO1 0x1007f5b0
// FUNCTION: BETA10 0x100e9543
void MxBackgroundAudioManager::RaiseVolume()
{
if (m_unk0x148 != 0) {
m_unk0x148--;
if (m_unk0x148 == 0) {
if (m_volumeSuppressionAmount != 0) {
m_volumeSuppressionAmount--;
if (m_volumeSuppressionAmount == 0) {
if (m_tickleState == 0) {
m_tickleState = MxPresenter::e_starting;
}
@ -346,27 +346,27 @@ void MxBackgroundAudioManager::Enable(MxBool p_enable)
// FUNCTION: LEGO1 0x1007f610
// FUNCTION: BETA10 0x100e95ee
undefined4 MxBackgroundAudioManager::FUN_1007f610(
MxPresenter* p_unk0x138,
MxResult MxBackgroundAudioManager::SetPendingPresenter(
MxPresenter* p_presenter,
MxS32 p_speed,
MxPresenter::TickleState p_tickleState
)
{
m_unk0x138 = (MxAudioPresenter*) p_unk0x138;
m_targetVolume = ((MxDSSound*) m_unk0x138->GetAction())->GetVolume();
m_pendingPresenter = (MxAudioPresenter*) p_presenter;
m_targetVolume = ((MxDSSound*) m_pendingPresenter->GetAction())->GetVolume();
((MxCompositePresenter*) m_unk0x138)->VTable0x60(NULL);
((MxCompositePresenter*) m_pendingPresenter)->VTable0x60(NULL);
m_speed = p_speed;
m_tickleState = p_tickleState;
return 0;
return SUCCESS;
}
// FUNCTION: LEGO1 0x1007f650
// FUNCTION: BETA10 0x100e9663
void MxBackgroundAudioManager::Init()
{
this->m_unk0xa0 = 0;
this->m_activePresenter = NULL;
this->m_tickleState = MxPresenter::e_idle;
}

2
LEGO1/lego/legoomni/src/build/legocarbuild.cpp
View File

@ -1231,7 +1231,7 @@ undefined4 LegoCarBuild::FUN_10024c20(LegoEventNotificationParam* p_param)
m_unk0x338 = SoundManager()->FUN_100aebd0(*g_jukeboxScript, jukeboxScript);
if (m_unk0x338) {
BackgroundAudioManager()->FUN_1007f610(m_unk0x338, 5, MxPresenter::e_repeating);
BackgroundAudioManager()->SetPendingPresenter(m_unk0x338, 5, MxPresenter::e_repeating);
FUN_10024ef0();
}
else {