681 lines
24 KiB
C++
681 lines
24 KiB
C++
// Game_Music_Emu $vers. http://www.slack.net/~ant/
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#include "Spc_Sfm.h"
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#include "blargg_endian.h"
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#include <stdio.h>
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/* Copyright (C) 2004-2013 Shay Green. This module is free software; you
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can redistribute it and/or modify it under the terms of the GNU Lesser
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General Public License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version. This
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module is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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details. You should have received a copy of the GNU Lesser General Public
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License along with this module; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
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#include "blargg_source.h"
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// TODO: support Spc_Filter's bass
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Sfm_Emu::Sfm_Emu()
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{
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set_type( gme_sfm_type );
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set_gain( 1.4 );
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set_max_initial_silence( 30 );
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set_silence_lookahead( 30 ); // Some SFMs may have a lot of initialization code
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}
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Sfm_Emu::~Sfm_Emu() { }
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// Track info
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static void hash_sfm_file( byte const* data, int data_size, Music_Emu::Hash_Function& out )
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{
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out.hash_( data, data_size );
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}
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static void copy_field( char* out, size_t size, const Bml_Parser& in, char const* in_path )
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{
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const char * value = in.enumValue( in_path );
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if ( value ) strncpy( out, value, size - 1 ), out[ size - 1 ] = 0;
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else out[ 0 ] = 0;
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}
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static void copy_info( track_info_t* out, const Bml_Parser& in )
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{
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copy_field( out->song, sizeof(out->song), in, "information:title" );
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copy_field( out->game, sizeof(out->game), in, "information:game" );
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copy_field( out->author, sizeof(out->author), in, "information:author" );
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copy_field( out->composer, sizeof(out->composer), in, "information:composer" );
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copy_field( out->copyright, sizeof(out->copyright), in, "information:copyright" );
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copy_field( out->date, sizeof(out->date), in, "information:date" );
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copy_field( out->track, sizeof(out->track), in, "information:track" );
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copy_field( out->disc, sizeof(out->disc), in, "information:disc" );
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copy_field( out->dumper, sizeof(out->dumper), in, "information:dumper" );
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char * end;
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const char * value = in.enumValue( "timing:length" );
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if ( value )
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out->length = strtoul( value, &end, 10 );
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else
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out->length = 0;
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value = in.enumValue( "timing:fade" );
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if ( value )
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out->fade_length = strtoul( value, &end, 10 );
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else
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out->fade_length = 0;
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}
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blargg_err_t Sfm_Emu::track_info_( track_info_t* out, int ) const
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{
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copy_info( out, metadata );
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return blargg_ok;
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}
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static void set_track_info( const track_info_t* in, Bml_Parser& out )
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{
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out.setValue( "information:title", in->song );
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out.setValue( "information:game", in->game );
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out.setValue( "information:author", in->author );
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out.setValue( "information:composer", in->composer );
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out.setValue( "information:copyright", in->copyright );
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out.setValue( "information:date", in->date );
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out.setValue( "information:track", in->track );
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out.setValue( "information:disc", in->disc );
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out.setValue( "information:dumper", in->dumper );
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out.setValue( "timing:length", in->length );
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out.setValue( "timing:fade", in->fade_length );
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}
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blargg_err_t Sfm_Emu::set_track_info_( const track_info_t* in, int )
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{
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::set_track_info(in, metadata);
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return blargg_ok;
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}
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static blargg_err_t check_sfm_header( void const* header )
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{
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if ( memcmp( header, "SFM1", 4 ) )
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return blargg_err_file_type;
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return blargg_ok;
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}
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struct Sfm_File : Gme_Info_
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{
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blargg_vector<byte> data;
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Bml_Parser metadata;
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unsigned long original_metadata_size;
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Sfm_File() { set_type( gme_sfm_type ); }
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blargg_err_t load_( Data_Reader& in )
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{
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int file_size = in.remain();
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if ( file_size < Sfm_Emu::sfm_min_file_size )
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return blargg_err_file_type;
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RETURN_ERR( data.resize( file_size ) );
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RETURN_ERR( in.read( data.begin(), data.end() - data.begin() ) );
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RETURN_ERR( check_sfm_header( data.begin() ) );
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if ( file_size < 8 )
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return "SFM file too small";
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int metadata_size = get_le32( data.begin() + 4 );
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metadata.parseDocument( (const char *)data.begin() + 8, metadata_size );
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original_metadata_size = metadata_size;
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return blargg_ok;
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}
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blargg_err_t track_info_( track_info_t* out, int ) const
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{
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copy_info( out, metadata );
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return blargg_ok;
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}
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blargg_err_t set_track_info_( const track_info_t* in, int )
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{
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::set_track_info( in, metadata );
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return blargg_ok;
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}
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blargg_err_t hash_( Hash_Function& out ) const
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{
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hash_sfm_file( data.begin(), data.end() - data.begin(), out );
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return blargg_ok;
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}
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blargg_err_t save_( gme_writer_t writer, void* your_data ) const
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{
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std::string metadata_serialized;
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metadata.serialize( metadata_serialized );
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uint8_t meta_length[4];
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set_le32( meta_length, (unsigned int) metadata_serialized.length() );
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writer( your_data, "SFM1", 4 );
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writer( your_data, meta_length, 4 );
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writer( your_data, metadata_serialized.c_str(), metadata_serialized.length() );
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writer( your_data, data.begin() + 4 + 4 + original_metadata_size, data.size() - (4 + 4 + original_metadata_size) );
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return blargg_ok;
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}
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};
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static Music_Emu* new_sfm_emu () { return BLARGG_NEW Sfm_Emu ; }
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static Music_Emu* new_sfm_file() { return BLARGG_NEW Sfm_File; }
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gme_type_t_ const gme_sfm_type [1] = {{ "Super Nintendo with log", 1, &new_sfm_emu, &new_sfm_file, "SFM", 0 }};
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// Setup
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blargg_err_t Sfm_Emu::set_sample_rate_( int sample_rate )
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{
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smp.power();
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if ( sample_rate != native_sample_rate )
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{
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RETURN_ERR( resampler.resize_buffer( native_sample_rate / 20 * 2 ) );
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RETURN_ERR( resampler.set_rate( (double) native_sample_rate / sample_rate ) ); // 0.9965 rolloff
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}
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return blargg_ok;
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}
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void Sfm_Emu::mute_voices_( int m )
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{
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Music_Emu::mute_voices_( m );
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for ( int i = 0, j = 1; i < 8; ++i, j <<= 1 )
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smp.dsp.channel_enable( i, !( m & j ) );
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}
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blargg_err_t Sfm_Emu::load_mem_( byte const in [], int size )
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{
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set_voice_count( 8 );
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if ( size < Sfm_Emu::sfm_min_file_size )
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return blargg_err_file_type;
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static const char* const names [ 8 ] = {
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"DSP 1", "DSP 2", "DSP 3", "DSP 4", "DSP 5", "DSP 6", "DSP 7", "DSP 8"
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};
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set_voice_names( names );
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RETURN_ERR( check_sfm_header( in ) );
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const byte * ptr = file_begin();
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int metadata_size = get_le32(ptr + 4);
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if ( file_size() < metadata_size + Sfm_Emu::sfm_min_file_size )
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return "SFM file too small";
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metadata.parseDocument((const char *) ptr + 8, metadata_size);
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return blargg_ok;
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}
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// Emulation
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void Sfm_Emu::set_tempo_( double t )
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{
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smp.set_tempo( t );
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}
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// (n ? n : 256)
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#define IF_0_THEN_256( n ) ((uint8_t) ((n) - 1) + 1)
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#define META_ENUM_INT(n,d) (value = metadata.enumValue(n), value ? strtol(value, &end, 10) : (d))
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static const byte ipl_rom[0x40] =
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{
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0xCD, 0xEF, 0xBD, 0xE8, 0x00, 0xC6, 0x1D, 0xD0,
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0xFC, 0x8F, 0xAA, 0xF4, 0x8F, 0xBB, 0xF5, 0x78,
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0xCC, 0xF4, 0xD0, 0xFB, 0x2F, 0x19, 0xEB, 0xF4,
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0xD0, 0xFC, 0x7E, 0xF4, 0xD0, 0x0B, 0xE4, 0xF5,
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0xCB, 0xF4, 0xD7, 0x00, 0xFC, 0xD0, 0xF3, 0xAB,
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0x01, 0x10, 0xEF, 0x7E, 0xF4, 0x10, 0xEB, 0xBA,
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0xF6, 0xDA, 0x00, 0xBA, 0xF4, 0xC4, 0xF4, 0xDD,
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0x5D, 0xD0, 0xDB, 0x1F, 0x00, 0x00, 0xC0, 0xFF
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};
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blargg_err_t Sfm_Emu::start_track_( int track )
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{
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RETURN_ERR( Music_Emu::start_track_( track ) );
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resampler.clear();
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filter.clear();
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const byte * ptr = file_begin();
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int metadata_size = get_le32(ptr + 4);
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memcpy( smp.iplrom, ipl_rom, 64 );
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smp.reset();
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memcpy( smp.apuram, ptr + 8 + metadata_size, 65536 );
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memcpy( smp.dsp.spc_dsp.m.regs, ptr + 8 + metadata_size + 65536, 128 );
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const uint8_t* log_begin = ptr + 8 + metadata_size + 65536 + 128;
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const uint8_t* log_end = ptr + file_size();
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size_t loop_begin = log_end - log_begin;
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char * end;
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const char * value;
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loop_begin = META_ENUM_INT("timing:loopstart", loop_begin);
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smp.set_sfm_queue( log_begin, log_end, log_begin + loop_begin );
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uint32_t test = META_ENUM_INT("smp:test", 0);
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smp.status.clock_speed = (test >> 6) & 3;
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smp.status.timer_speed = (test >> 4) & 3;
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smp.status.timers_enable = test & 0x08;
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smp.status.ram_disable = test & 0x04;
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smp.status.ram_writable = test & 0x02;
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smp.status.timers_disable = test & 0x01;
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smp.status.iplrom_enable = META_ENUM_INT("smp:iplrom",1);
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smp.status.dsp_addr = META_ENUM_INT("smp:dspaddr",0);
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value = metadata.enumValue("smp:ram");
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if (value)
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{
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smp.status.ram00f8 = strtol(value, &end, 10);
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if (*end)
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{
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value = end + 1;
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smp.status.ram00f9 = strtol(value, &end, 10);
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}
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}
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std::string name;
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std::ostringstream oss;
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name = "smp:regs:";
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smp.regs.pc = META_ENUM_INT(name + "pc", 0xffc0);
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smp.regs.a = META_ENUM_INT(name + "a", 0x00);
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smp.regs.x = META_ENUM_INT(name + "x", 0x00);
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smp.regs.y = META_ENUM_INT(name + "y", 0x00);
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smp.regs.s = META_ENUM_INT(name + "s", 0xef);
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smp.regs.p = META_ENUM_INT(name + "psw", 0x02);
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value = metadata.enumValue("smp:ports");
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if (value)
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{
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for (auto &n : smp.sfm_last)
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{
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n = strtol(value, &end, 10);
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if (*end == ',')
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value = end + 1;
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else
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break;
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}
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}
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for (int i = 0; i < 3; ++i)
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{
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SuperFamicom::SMP::Timer<192> &t = (i == 0 ? smp.timer0 : (i == 1 ? smp.timer1 : *(SuperFamicom::SMP::Timer<192>*)&smp.timer2));
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oss.str("");
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oss.clear();
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oss << "smp:timer[" << i << "]:";
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name = oss.str();
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value = metadata.enumValue(name + "enable");
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if (value)
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{
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t.enable = !!strtol(value, &end, 10);
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}
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value = metadata.enumValue(name + "target");
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if (value)
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{
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t.target = strtol(value, &end, 10);
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}
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value = metadata.enumValue(name + "stage");
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if (value)
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{
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t.stage0_ticks = strtol(value, &end, 10);
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if (*end != ',') break;
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value = end + 1;
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t.stage1_ticks = strtol(value, &end, 10);
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if (*end != ',') break;
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value = end + 1;
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t.stage2_ticks = strtol(value, &end, 10);
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if (*end != ',') break;
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value = end + 1;
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t.stage3_ticks = strtol(value, &end, 10);
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}
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value = metadata.enumValue(name + "line");
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if (value)
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{
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t.current_line = !!strtol(value, &end, 10);
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}
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}
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smp.dsp.clock = META_ENUM_INT("dsp:clock", 0) * 4096;
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smp.dsp.spc_dsp.m.echo_hist_pos = &smp.dsp.spc_dsp.m.echo_hist[META_ENUM_INT("dsp:echohistaddr", 0)];
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value = metadata.enumValue("dsp:echohistdata");
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if (value)
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{
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for (int i = 0; i < 8; ++i)
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{
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smp.dsp.spc_dsp.m.echo_hist[i][0] = strtol(value, &end, 10);
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value = strchr(value, ',');
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if (!value) break;
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++value;
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smp.dsp.spc_dsp.m.echo_hist[i][1] = strtol(value, &end, 10);
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value = strchr(value, ',');
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if (!value) break;
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++value;
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}
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}
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smp.dsp.spc_dsp.m.phase = META_ENUM_INT("dsp:sample", 0);
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smp.dsp.spc_dsp.m.kon = META_ENUM_INT("dsp:kon", 0);
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smp.dsp.spc_dsp.m.noise = META_ENUM_INT("dsp:noise", 0);
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smp.dsp.spc_dsp.m.counter = META_ENUM_INT("dsp:counter", 0);
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smp.dsp.spc_dsp.m.echo_offset = META_ENUM_INT("dsp:echooffset", 0);
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smp.dsp.spc_dsp.m.echo_length = META_ENUM_INT("dsp:echolength", 0);
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smp.dsp.spc_dsp.m.new_kon = META_ENUM_INT("dsp:koncache", 0);
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smp.dsp.spc_dsp.m.endx_buf = META_ENUM_INT("dsp:endx", 0);
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smp.dsp.spc_dsp.m.envx_buf = META_ENUM_INT("dsp:envx", 0);
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smp.dsp.spc_dsp.m.outx_buf = META_ENUM_INT("dsp:outx", 0);
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smp.dsp.spc_dsp.m.t_pmon = META_ENUM_INT("dsp:pmon", 0);
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smp.dsp.spc_dsp.m.t_non = META_ENUM_INT("dsp:non", 0);
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smp.dsp.spc_dsp.m.t_eon = META_ENUM_INT("dsp:eon", 0);
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smp.dsp.spc_dsp.m.t_dir = META_ENUM_INT("dsp:dir", 0);
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smp.dsp.spc_dsp.m.t_koff = META_ENUM_INT("dsp:koff", 0);
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smp.dsp.spc_dsp.m.t_brr_next_addr = META_ENUM_INT("dsp:brrnext", 0);
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smp.dsp.spc_dsp.m.t_adsr0 = META_ENUM_INT("dsp:adsr0", 0);
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smp.dsp.spc_dsp.m.t_brr_header = META_ENUM_INT("dsp:brrheader", 0);
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smp.dsp.spc_dsp.m.t_brr_byte = META_ENUM_INT("dsp:brrdata", 0);
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smp.dsp.spc_dsp.m.t_srcn = META_ENUM_INT("dsp:srcn", 0);
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smp.dsp.spc_dsp.m.t_esa = META_ENUM_INT("dsp:esa", 0);
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smp.dsp.spc_dsp.m.t_echo_enabled = !META_ENUM_INT("dsp:echodisable", 0);
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smp.dsp.spc_dsp.m.t_dir_addr = META_ENUM_INT("dsp:diraddr", 0);
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smp.dsp.spc_dsp.m.t_pitch = META_ENUM_INT("dsp:pitch", 0);
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smp.dsp.spc_dsp.m.t_output = META_ENUM_INT("dsp:output", 0);
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smp.dsp.spc_dsp.m.t_looped = META_ENUM_INT("dsp:looped", 0);
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smp.dsp.spc_dsp.m.t_echo_ptr = META_ENUM_INT("dsp:echoaddr", 0);
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#define META_ENUM_LEVELS(n, o) \
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value = metadata.enumValue(n); \
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if (value) \
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{ \
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(o)[0] = strtol(value, &end, 10); \
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if (*end) \
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{ \
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value = end + 1; \
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(o)[1] = strtol(value, &end, 10); \
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} \
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}
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META_ENUM_LEVELS("dsp:mainout", smp.dsp.spc_dsp.m.t_main_out);
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META_ENUM_LEVELS("dsp:echoout", smp.dsp.spc_dsp.m.t_echo_out);
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META_ENUM_LEVELS("dsp:echoin", smp.dsp.spc_dsp.m.t_echo_in);
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#undef META_ENUM_LEVELS
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for (int i = 0; i < 8; ++i)
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{
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oss.str("");
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oss.clear();
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oss << "dsp:voice[" << i << "]:";
|
|
name = oss.str();
|
|
SuperFamicom::SPC_DSP::voice_t & voice = smp.dsp.spc_dsp.m.voices[i];
|
|
value = metadata.enumValue(name + "brrhistaddr");
|
|
if (value)
|
|
{
|
|
voice.buf_pos = strtol(value, &end, 10);
|
|
}
|
|
value = metadata.enumValue(name + "brrhistdata");
|
|
if (value)
|
|
{
|
|
for (int j = 0; j < SuperFamicom::SPC_DSP::brr_buf_size; ++j)
|
|
{
|
|
voice.buf[j] = voice.buf[j + SuperFamicom::SPC_DSP::brr_buf_size] = strtol(value, &end, 10);
|
|
if (!*end) break;
|
|
value = end + 1;
|
|
}
|
|
}
|
|
voice.interp_pos = META_ENUM_INT(name + "interpaddr",0);
|
|
voice.brr_addr = META_ENUM_INT(name + "brraddr",0);
|
|
voice.brr_offset = META_ENUM_INT(name + "brroffset",0);
|
|
voice.vbit = META_ENUM_INT(name + "vbit",0);
|
|
voice.regs = &smp.dsp.spc_dsp.m.regs[META_ENUM_INT(name + "vidx",0)];
|
|
voice.kon_delay = META_ENUM_INT(name + "kondelay", 0);
|
|
voice.env_mode = (SuperFamicom::SPC_DSP::env_mode_t) META_ENUM_INT(name + "envmode", 0);
|
|
voice.env = META_ENUM_INT(name + "env", 0);
|
|
voice.t_envx_out = META_ENUM_INT(name + "envxout", 0);
|
|
voice.hidden_env = META_ENUM_INT(name + "envcache", 0);
|
|
}
|
|
|
|
filter.set_gain( (int) (gain() * Spc_Filter::gain_unit) );
|
|
return blargg_ok;
|
|
}
|
|
|
|
#undef META_ENUM_INT
|
|
|
|
void Sfm_Emu::create_updated_metadata( Bml_Parser &out ) const
|
|
{
|
|
bool first;
|
|
std::string name;
|
|
std::ostringstream oss;
|
|
|
|
metadata.serialize(name);
|
|
|
|
out.parseDocument(name.c_str());
|
|
|
|
out.setValue( "smp:test", (smp.status.clock_speed << 6) | (smp.status.timer_speed << 4) | (smp.status.timers_enable << 3) | (smp.status.ram_disable << 2) | (smp.status.ram_writable << 1) | (smp.status.timers_disable << 0) );
|
|
out.setValue( "smp:iplrom", smp.status.iplrom_enable );
|
|
out.setValue( "smp:dspaddr", smp.status.dsp_addr );
|
|
|
|
oss.str("");
|
|
oss.clear();
|
|
oss << (unsigned long)smp.status.ram00f8 << "," << (unsigned long)smp.status.ram00f9;
|
|
out.setValue( "smp:ram", oss.str().c_str() );
|
|
|
|
name = "smp:regs:";
|
|
out.setValue( name + "pc", smp.regs.pc );
|
|
out.setValue( name + "a", smp.regs.a );
|
|
out.setValue( name + "x", smp.regs.x );
|
|
out.setValue( name + "y", smp.regs.y );
|
|
out.setValue( name + "s", smp.regs.s );
|
|
out.setValue( name + "psw", smp.regs.p );
|
|
|
|
oss.str("");
|
|
oss.clear();
|
|
first = true;
|
|
for (auto n : smp.sfm_last)
|
|
{
|
|
if (!first) oss << ",";
|
|
oss << (unsigned long)n;
|
|
first = false;
|
|
}
|
|
out.setValue("smp:ports", oss.str().c_str());
|
|
|
|
for (int i = 0; i < 3; ++i)
|
|
{
|
|
SuperFamicom::SMP::Timer<192> const& t = (i == 0 ? smp.timer0 : (i == 1 ? smp.timer1 : *(SuperFamicom::SMP::Timer<192>*)&smp.timer2));
|
|
oss.str("");
|
|
oss.clear();
|
|
oss << "smp:timer[" << i << "]:";
|
|
name = oss.str();
|
|
out.setValue( name + "enable", t.enable );
|
|
out.setValue( name + "target", t.target );
|
|
oss.str("");
|
|
oss.clear();
|
|
oss << (unsigned long)t.stage0_ticks << "," << (unsigned long)t.stage1_ticks << ","
|
|
<< (unsigned long)t.stage2_ticks << "," << (unsigned long)t.stage3_ticks;
|
|
out.setValue( name + "stage", oss.str().c_str() );
|
|
out.setValue( name + "line", t.current_line );
|
|
}
|
|
|
|
out.setValue( "dsp:clock", smp.dsp.clock / 4096 );
|
|
|
|
out.setValue( "dsp:echohistaddr", smp.dsp.spc_dsp.m.echo_hist_pos - smp.dsp.spc_dsp.m.echo_hist );
|
|
|
|
oss.str("");
|
|
oss.clear();
|
|
for (int i = 0; i < 8; ++i)
|
|
{
|
|
oss << smp.dsp.spc_dsp.m.echo_hist[i][0] << ","
|
|
<< smp.dsp.spc_dsp.m.echo_hist[i][1];
|
|
if ( i != 7 ) oss << ",";
|
|
}
|
|
out.setValue( "dsp:echohistdata", oss.str().c_str() );
|
|
|
|
out.setValue( "dsp:sample", smp.dsp.spc_dsp.m.phase );
|
|
out.setValue( "dsp:kon", smp.dsp.spc_dsp.m.kon );
|
|
out.setValue( "dsp:noise", smp.dsp.spc_dsp.m.noise );
|
|
out.setValue( "dsp:counter", smp.dsp.spc_dsp.m.counter );
|
|
out.setValue( "dsp:echooffset", smp.dsp.spc_dsp.m.echo_offset );
|
|
out.setValue( "dsp:echolength", smp.dsp.spc_dsp.m.echo_length );
|
|
out.setValue( "dsp:koncache", smp.dsp.spc_dsp.m.new_kon );
|
|
out.setValue( "dsp:endx", smp.dsp.spc_dsp.m.endx_buf );
|
|
out.setValue( "dsp:envx", smp.dsp.spc_dsp.m.envx_buf );
|
|
out.setValue( "dsp:outx", smp.dsp.spc_dsp.m.outx_buf );
|
|
out.setValue( "dsp:pmon", smp.dsp.spc_dsp.m.t_pmon );
|
|
out.setValue( "dsp:non", smp.dsp.spc_dsp.m.t_non );
|
|
out.setValue( "dsp:eon", smp.dsp.spc_dsp.m.t_eon );
|
|
out.setValue( "dsp:dir", smp.dsp.spc_dsp.m.t_dir );
|
|
out.setValue( "dsp:koff", smp.dsp.spc_dsp.m.t_koff );
|
|
out.setValue( "dsp:brrnext", smp.dsp.spc_dsp.m.t_brr_next_addr );
|
|
out.setValue( "dsp:adsr0", smp.dsp.spc_dsp.m.t_adsr0 );
|
|
out.setValue( "dsp:brrheader", smp.dsp.spc_dsp.m.t_brr_header );
|
|
out.setValue( "dsp:brrdata", smp.dsp.spc_dsp.m.t_brr_byte );
|
|
out.setValue( "dsp:srcn", smp.dsp.spc_dsp.m.t_srcn );
|
|
out.setValue( "dsp:esa", smp.dsp.spc_dsp.m.t_esa );
|
|
out.setValue( "dsp:echodisable", !smp.dsp.spc_dsp.m.t_echo_enabled );
|
|
out.setValue( "dsp:diraddr", smp.dsp.spc_dsp.m.t_dir_addr );
|
|
out.setValue( "dsp:pitch", smp.dsp.spc_dsp.m.t_pitch );
|
|
out.setValue( "dsp:output", smp.dsp.spc_dsp.m.t_output );
|
|
out.setValue( "dsp:looped", smp.dsp.spc_dsp.m.t_looped );
|
|
out.setValue( "dsp:echoaddr", smp.dsp.spc_dsp.m.t_echo_ptr );
|
|
|
|
#define META_WRITE_LEVELS(n, o) \
|
|
oss.str(""); \
|
|
oss.clear(); \
|
|
oss << (o)[0] << "," << (o)[1]; \
|
|
out.setValue((n), oss.str().c_str());
|
|
|
|
META_WRITE_LEVELS("dsp:mainout", smp.dsp.spc_dsp.m.t_main_out);
|
|
META_WRITE_LEVELS("dsp:echoout", smp.dsp.spc_dsp.m.t_echo_out);
|
|
META_WRITE_LEVELS("dsp:echoin", smp.dsp.spc_dsp.m.t_echo_in);
|
|
|
|
#undef META_WRITE_LEVELS
|
|
|
|
for (int i = 0; i < 8; ++i)
|
|
{
|
|
oss.str("");
|
|
oss.clear();
|
|
oss << "dsp:voice[" << i << "]:";
|
|
name = oss.str();
|
|
SuperFamicom::SPC_DSP::voice_t const& voice = smp.dsp.spc_dsp.m.voices[i];
|
|
out.setValue( name + "brrhistaddr", voice.buf_pos );
|
|
oss.str("");
|
|
oss.clear();
|
|
for (int j = 0; j < SuperFamicom::SPC_DSP::brr_buf_size; ++j)
|
|
{
|
|
oss << voice.buf[j];
|
|
if ( j != SuperFamicom::SPC_DSP::brr_buf_size - 1 )
|
|
oss << ",";
|
|
}
|
|
out.setValue( name + "brrhistdata", oss.str().c_str() );
|
|
out.setValue( name + "interpaddr", voice.interp_pos );
|
|
out.setValue( name + "brraddr", voice.brr_addr );
|
|
out.setValue( name + "brroffset", voice.brr_offset );
|
|
out.setValue( name + "vbit", voice.vbit );
|
|
out.setValue( name + "vidx", voice.regs - smp.dsp.spc_dsp.m.regs);
|
|
out.setValue( name + "kondelay", voice.kon_delay );
|
|
out.setValue( name + "envmode", voice.env_mode );
|
|
out.setValue( name + "env", voice.env );
|
|
out.setValue( name + "envxout", voice.t_envx_out );
|
|
out.setValue( name + "envcache", voice.hidden_env );
|
|
}
|
|
}
|
|
|
|
blargg_err_t Sfm_Emu::save_( gme_writer_t writer, void* your_data ) const
|
|
{
|
|
std::string meta_serialized;
|
|
|
|
Bml_Parser metadata;
|
|
create_updated_metadata( metadata );
|
|
metadata.serialize( meta_serialized );
|
|
|
|
RETURN_ERR( writer( your_data, "SFM1", 4 ) );
|
|
|
|
uint8_t temp[4];
|
|
uint32_t meta_length = (uint32_t) meta_serialized.length();
|
|
set_le32( temp, meta_length );
|
|
RETURN_ERR( writer( your_data, temp, 4 ) );
|
|
|
|
RETURN_ERR( writer( your_data, meta_serialized.c_str(), meta_length ) );
|
|
|
|
RETURN_ERR( writer( your_data, smp.apuram, 65536 ) );
|
|
|
|
RETURN_ERR( writer( your_data, smp.dsp.spc_dsp.m.regs, 128 ) );
|
|
|
|
if ( smp.get_sfm_queue_remain() )
|
|
RETURN_ERR( writer( your_data, smp.get_sfm_queue(), smp.get_sfm_queue_remain() ) );
|
|
|
|
return blargg_ok;
|
|
}
|
|
|
|
blargg_err_t Sfm_Emu::play_and_filter( int count, sample_t out [] )
|
|
{
|
|
smp.render( out, count );
|
|
filter.run( out, count );
|
|
return blargg_ok;
|
|
}
|
|
|
|
blargg_err_t Sfm_Emu::skip_( int count )
|
|
{
|
|
if ( sample_rate() != native_sample_rate )
|
|
{
|
|
count = (int) (count * resampler.rate()) & ~1;
|
|
count -= resampler.skip_input( count );
|
|
}
|
|
|
|
// TODO: shouldn't skip be adjusted for the 64 samples read afterwards?
|
|
|
|
if ( count > 0 )
|
|
{
|
|
smp.skip( count );
|
|
filter.clear();
|
|
}
|
|
|
|
if ( sample_rate() != native_sample_rate )
|
|
{
|
|
// eliminate pop due to resampler
|
|
const int resampler_latency = 64;
|
|
sample_t buf [resampler_latency];
|
|
return play_( resampler_latency, buf );
|
|
}
|
|
|
|
return blargg_ok;
|
|
}
|
|
|
|
blargg_err_t Sfm_Emu::play_( int count, sample_t out [] )
|
|
{
|
|
if ( sample_rate() == native_sample_rate )
|
|
return play_and_filter( count, out );
|
|
|
|
int remain = count;
|
|
while ( remain > 0 )
|
|
{
|
|
remain -= resampler.read( &out [count - remain], remain );
|
|
if ( remain > 0 )
|
|
{
|
|
int n = resampler.buffer_free();
|
|
RETURN_ERR( play_and_filter( n, resampler.buffer() ) );
|
|
resampler.write( n );
|
|
}
|
|
}
|
|
check( remain == 0 );
|
|
return blargg_ok;
|
|
}
|
|
|
|
blargg_err_t Sfm_Emu::hash_( Hash_Function& out ) const
|
|
{
|
|
hash_sfm_file( file_begin(), file_size(), out );
|
|
return blargg_ok;
|
|
}
|
|
|