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#include "nw4r/snd/snd_VoiceManager.h"
/* Original source:
* kiwi515/ogws
* src/nw4r/snd/snd_VoiceManager.cpp
*/
/*******************************************************************************
* headers
*/
#include <new>
#include "common.h"
#include "nw4r/snd/snd_DisposeCallbackManager.h"
#include "nw4r/snd/snd_Voice.h"
#include "nw4r/ut/ut_Lock.h" // ut::AutoInterruptLock
#include "nw4r/NW4RAssert.hpp"
/*******************************************************************************
* functions
*/
namespace nw4r { namespace snd { namespace detail {
VoiceManager &VoiceManager::GetInstance()
{
static VoiceManager instance;
return instance;
}
VoiceManager::VoiceManager() :
mInitialized(false)
{
}
u32 VoiceManager::GetRequiredMemSize(int voiceCount)
{
return sizeof(Voice) * voiceCount;
}
void VoiceManager::Setup(void *mem, u32 memSize)
{
if (mInitialized)
return;
u32 voiceCount = memSize / sizeof(Voice);
byte_t *ptr = static_cast<byte_t *>(mem);
for (int i = 0; i < voiceCount; i++)
{
mFreeVoiceList.PushBack(new (ptr) Voice);
ptr += sizeof(Voice);
}
NW4RAssert_Line(64, ptr <= reinterpret_cast<u8*>( mem ) + memSize);
mInitialized = true;
}
void VoiceManager::Shutdown()
{
if (!mInitialized)
return;
StopAllVoices();
while (!mFreeVoiceList.IsEmpty())
{
Voice &voice = mFreeVoiceList.GetFront();
mFreeVoiceList.PopFront();
voice.~Voice();
}
mInitialized = false;
}
void VoiceManager::StopAllVoices()
{
ut::AutoInterruptLock lock;
while (!mPrioVoiceList.IsEmpty())
{
Voice &voice = mPrioVoiceList.GetFront();
voice.Stop();
if (voice.mCallback)
{
(*voice.mCallback)(&voice, Voice::CALLBACK_STATUS_CANCEL,
voice.mCallbackData);
}
voice.Free();
}
}
Voice *VoiceManager::AllocVoice(int voiceChannelCount, int voiceOutCount,
int priority, Voice::Callback *callback,
void *callbackData)
{
ut::AutoInterruptLock lock;
if (mFreeVoiceList.IsEmpty() && !DropLowestPriorityVoice(priority))
return nullptr;
Voice &voice = mFreeVoiceList.GetFront();
if (!voice.Acquire(voiceChannelCount, voiceOutCount, priority, callback,
callbackData))
{
NW4RWarningMessage_Line(128, "Voice Acquisition failed!\n");
return nullptr;
}
voice.mPriority = priority & Voice::PRIORITY_MAX;
AppendVoiceList(&voice);
UpdateEachVoicePriority(mPrioVoiceList.GetIteratorFromPointer(&voice),
mPrioVoiceList.GetEndIter());
DisposeCallbackManager::GetInstance().RegisterDisposeCallback(&voice);
return &voice;
}
void VoiceManager::FreeVoice(Voice *voice)
{
NW4RAssertPointerNonnull_Line(148, voice);
ut::AutoInterruptLock lock;
DisposeCallbackManager::GetInstance().UnregisterDisposeCallback(voice);
RemoveVoiceList(voice);
}
void VoiceManager::UpdateAllVoices()
{
NW4R_RANGE_FOR_NO_AUTO_INC(itr, mPrioVoiceList)
{
decltype(itr) curItr = itr++;
curItr->StopFinished();
}
NW4R_RANGE_FOR_NO_AUTO_INC(itr, mPrioVoiceList)
{
decltype(itr) curItr = itr++;
curItr->Calc();
}
ut::AutoInterruptLock lock;
NW4R_RANGE_FOR_NO_AUTO_INC(itr, mPrioVoiceList)
{
decltype(itr) curItr = itr++;
curItr->Update();
}
}
void VoiceManager::NotifyVoiceUpdate()
{
ut::AutoInterruptLock lock;
NW4R_RANGE_FOR_NO_AUTO_INC(itr, mPrioVoiceList)
{
decltype(itr) curItr = itr++;
curItr->ResetDelta();
}
}
void VoiceManager::AppendVoiceList(Voice *voice)
{
ut::AutoInterruptLock lock;
mFreeVoiceList.Erase(voice);
Voice::LinkList::ReverseIterator it = mPrioVoiceList.GetEndReverseIter();
for (; it != mPrioVoiceList.GetBeginReverseIter(); ++it)
{
if (it->GetPriority() <= voice->GetPriority())
break;
}
mPrioVoiceList.Insert(it.GetBase(), voice);
}
void VoiceManager::RemoveVoiceList(Voice *voice)
{
ut::AutoInterruptLock lock;
mPrioVoiceList.Erase(voice);
mFreeVoiceList.PushBack(voice);
}
void VoiceManager::ChangeVoicePriority(Voice *voice)
{
ut::AutoInterruptLock lock;
RemoveVoiceList(voice);
AppendVoiceList(voice);
UpdateEachVoicePriority(mPrioVoiceList.GetIteratorFromPointer(voice),
mPrioVoiceList.GetEndIter());
}
void VoiceManager::UpdateEachVoicePriority(
Voice::LinkList::Iterator const &beginItr,
Voice::LinkList::Iterator const &endItr)
{
for (Voice::LinkList::Iterator it = beginItr; it != endItr; ++it)
{
if (it->GetPriority() <= 1)
return;
if (it->GetPriority() != Voice::PRIORITY_MAX)
it->UpdateVoicesPriority();
}
}
void VoiceManager::UpdateAllVoicesSync(u32 syncFlag)
{
ut::AutoInterruptLock lock;
NW4R_RANGE_FOR_NO_AUTO_INC(itr, mPrioVoiceList)
{
decltype(itr) curItr = itr++;
if (curItr->mActiveFlag)
curItr->mSyncFlag |= syncFlag;
}
}
int VoiceManager::DropLowestPriorityVoice(int priority)
{
int dropCount = 0;
if (mFreeVoiceList.IsEmpty())
{
Voice &dropVoice = mPrioVoiceList.GetFront();
if (dropVoice.GetPriority() > priority)
return 0;
dropCount = dropVoice.GetPhysicalVoiceCount();
dropVoice.Stop();
dropVoice.Free();
if (dropVoice.mCallback)
{
(*dropVoice.mCallback)(&dropVoice,
Voice::CALLBACK_STATUS_DROP_VOICE,
dropVoice.mCallbackData);
}
}
return dropCount;
}
}}} // namespace nw4r::snd::detail
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