cog/Frameworks/GME/gme/Nsf_Emu.h

56 lines
1.5 KiB
C++

// Nintendo NES/Famicom NSF music file emulator
// Game_Music_Emu $vers
#ifndef NSF_EMU_H
#define NSF_EMU_H
#include "Classic_Emu.h"
#include "Nsf_Core.h"
void hash_nsf_file( Nsf_Core::header_t const& h, unsigned char const* data, int data_size, Music_Emu::Hash_Function& out );
class Nsf_Emu : public Classic_Emu {
public:
// Equalizer profiles for US NES and Japanese Famicom
static equalizer_t const nes_eq;
static equalizer_t const famicom_eq;
// NSF file header (see Nsf_Impl.h)
typedef Nsf_Core::header_t header_t;
// Header for currently loaded file
header_t const& header() const { return core_.header(); }
blargg_err_t hash_( Hash_Function& ) const;
static gme_type_t static_type() { return gme_nsf_type; }
Nsf_Core& core() { return core_; }
public:
Nsf_Emu();
~Nsf_Emu();
virtual void unload();
protected:
virtual blargg_err_t track_info_( track_info_t*, int track ) const;
virtual blargg_err_t load_( Data_Reader& );
virtual blargg_err_t start_track_( int );
virtual blargg_err_t run_clocks( blip_time_t&, int );
virtual void set_tempo_( double );
virtual void set_voice( int, Blip_Buffer*, Blip_Buffer*, Blip_Buffer* );
virtual void update_eq( blip_eq_t const& );
private:
enum { max_voices = 32 };
const char* voice_names_ [32];
int voice_types_ [32];
int voice_count_;
Nsf_Core core_;
blargg_err_t init_sound();
void append_voices( const char* const names [], int const types [], int count );
};
#endif