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86 lines
1.6 KiB
C++
86 lines
1.6 KiB
C++
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#include "i_musicinterns.h"
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CUSTOM_CVAR (Int, opl_frequency, 49716, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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{ // Clamp frequency to FMOD's limits
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if (self < 4000)
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self = 4000;
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else if (self > 49716) // No need to go higher than this
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self = 49716;
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}
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CVAR (Bool, opl_enable, false, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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static bool OPL_Active;
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CUSTOM_CVAR (Bool, opl_onechip, false, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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{
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if (OPL_Active && currSong != NULL)
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{
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static_cast<OPLMUSSong *>(currSong)->ResetChips ();
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}
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}
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OPLMUSSong::OPLMUSSong (FILE *file, int len)
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{
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int rate = *opl_frequency;
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int samples = rate/14;
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Music = new OPLmusicBlock (file, len, rate, samples);
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m_Stream = GSnd->CreateStream (FillStream, samples*2,
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SoundStream::Mono, rate, this);
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if (m_Stream == NULL)
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{
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Printf (PRINT_BOLD, "Could not create music stream.\n");
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delete Music;
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return;
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}
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OPL_Active = true;
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}
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OPLMUSSong::~OPLMUSSong ()
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{
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OPL_Active = false;
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Stop ();
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if (Music != NULL)
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{
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delete Music;
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}
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}
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bool OPLMUSSong::IsValid () const
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{
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return m_Stream != NULL;
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}
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void OPLMUSSong::ResetChips ()
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{
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Music->ResetChips ();
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}
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bool OPLMUSSong::IsPlaying ()
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{
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return m_Status == STATE_Playing;
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}
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void OPLMUSSong::Play (bool looping)
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{
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m_Status = STATE_Stopped;
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m_Looping = looping;
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Music->SetLooping (looping);
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Music->Restart ();
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if (m_Stream->Play (snd_musicvolume))
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{
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m_Status = STATE_Playing;
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}
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}
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bool OPLMUSSong::FillStream (SoundStream *stream, void *buff, int len, void *userdata)
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{
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OPLMUSSong *song = (OPLMUSSong *)userdata;
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return song->Music->ServiceStream (buff, len);
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}
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