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https://github.com/isledecomp/isle.git
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146 lines
2.7 KiB
C++
146 lines
2.7 KiB
C++
#include "mxmusicmanager.h"
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#include "mxomni.h"
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#include "mxticklemanager.h"
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#include <windows.h>
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DECOMP_SIZE_ASSERT(MxMusicManager, 0x58);
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// OFFSET: LEGO1 0x100c05a0
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MxMusicManager::MxMusicManager()
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{
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Init();
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}
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// OFFSET: LEGO1 0x100c0630
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MxMusicManager::~MxMusicManager()
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{
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Destroy(TRUE);
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}
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// OFFSET: LEGO1 0x100c0b20
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void MxMusicManager::DeinitializeMIDI()
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{
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m_criticalSection.Enter();
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if (m_MIDIInitialized) {
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m_MIDIInitialized = FALSE;
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midiStreamStop(m_MIDIStreamH);
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midiOutUnprepareHeader((HMIDIOUT) m_MIDIStreamH, m_MIDIHdrP, sizeof(MIDIHDR));
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midiOutSetVolume((HMIDIOUT) m_MIDIStreamH, m_MIDIVolume);
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midiStreamClose(m_MIDIStreamH);
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delete m_MIDIHdrP;
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InitData();
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}
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m_criticalSection.Leave();
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}
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// OFFSET: LEGO1 0x100c0690
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void MxMusicManager::Init()
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{
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m_multiplier = 100;
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InitData();
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}
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// OFFSET: LEGO1 0x100c06a0
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void MxMusicManager::InitData()
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{
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m_MIDIStreamH = 0;
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m_MIDIInitialized = FALSE;
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m_unk38 = 0;
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m_unk3c = 0;
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m_unk40 = 0;
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m_unk44 = 0;
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m_unk48 = 0;
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m_MIDIHdrP = NULL;
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}
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// OFFSET: LEGO1 0x100c06c0
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void MxMusicManager::Destroy(MxBool p_fromDestructor)
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{
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if (m_thread) {
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m_thread->Terminate();
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if (m_thread) {
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delete m_thread;
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}
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}
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else {
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TickleManager()->UnregisterClient(this);
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}
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m_criticalSection.Enter();
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DeinitializeMIDI();
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Init();
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m_criticalSection.Leave();
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if (!p_fromDestructor) {
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MxAudioManager::Destroy();
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}
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}
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// OFFSET: LEGO1 0x100c0930
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void MxMusicManager::Destroy()
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{
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Destroy(FALSE);
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}
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// OFFSET: LEGO1 0x100c09a0
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MxS32 MxMusicManager::CalculateVolume(MxS32 p_volume)
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{
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MxS32 result = (p_volume * 0xffff) / 100;
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return (result << 0x10) | result;
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}
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// OFFSET: LEGO1 0x100c07f0
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void MxMusicManager::SetMIDIVolume()
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{
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MxS32 result = (m_volume * m_multiplier) / 0x64;
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HMIDISTRM streamHandle = m_MIDIStreamH;
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if (streamHandle) {
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MxS32 volume = CalculateVolume(result);
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midiOutSetVolume((HMIDIOUT) streamHandle, volume);
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}
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}
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// OFFSET: LEGO1 0x100c0940
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void MxMusicManager::SetVolume(MxS32 p_volume)
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{
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MxAudioManager::SetVolume(p_volume);
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m_criticalSection.Enter();
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SetMIDIVolume();
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m_criticalSection.Leave();
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}
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// OFFSET: LEGO1 0x100c0840
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MxResult MxMusicManager::Create(MxU32 p_frequencyMS, MxBool p_createThread)
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{
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MxResult status = FAILURE;
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MxBool locked = FALSE;
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if (MxAudioManager::InitPresenters() == SUCCESS) {
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if (p_createThread) {
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m_criticalSection.Enter();
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locked = TRUE;
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m_thread = new MxTickleThread(this, p_frequencyMS);
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if (!m_thread || m_thread->Start(0, 0) != SUCCESS)
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goto done;
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}
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else
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TickleManager()->RegisterClient(this, p_frequencyMS);
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status = SUCCESS;
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}
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done:
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if (status != SUCCESS)
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Destroy();
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if (locked)
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m_criticalSection.Leave();
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return status;
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}
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