146 lines
3.6 KiB
C++
146 lines
3.6 KiB
C++
#include <stdio.h>
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#include <vector>
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#define DIV_MAX_CHANS 128
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#include "../ta-utils.h"
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#include "orders.h"
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#include "instrument.h"
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#include "pattern.h"
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#include "wavetable.h"
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#include "sample.h"
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enum DivSystem {
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DIV_SYSTEM_NULL=0,
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DIV_SYSTEM_YMU759,
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DIV_SYSTEM_GENESIS,
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DIV_SYSTEM_GENESIS_EXT,
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DIV_SYSTEM_SMS,
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DIV_SYSTEM_GB,
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DIV_SYSTEM_PCE,
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DIV_SYSTEM_NES,
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DIV_SYSTEM_C64_6581,
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DIV_SYSTEM_C64_8580,
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DIV_SYSTEM_ARCADE,
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DIV_SYSTEM_YM2610,
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DIV_SYSTEM_YM2610_EXT
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};
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struct DivSong {
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// version number used for saving the song.
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// Furnace will save using the latest possible version,
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// but eventually I will and 0x80 to this value to indicate a Furnace module
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// known version numbers:
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// - 24: v0.12/0.13/1.0
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// - current format version
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// - changes pattern length from char to int, probably to allow for size 256
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// - 23: ???
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// - what happened here?
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// - 20: v11.1 (?)
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// - E5xx effect range is now ±1 semitone
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// - 19: v11
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// - introduces Arcade system
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// - changes to the FM instrument format due to YMU759 being dropped
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// - 18: v10
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// - radically changes STD instrument for Game Boy
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// - 17: v9
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// - changes C64 volIsCutoff flag from int to char for unknown reasons
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// - 16: v8 (?)
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// - introduces C64 system
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// - 15: v7 (?)
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// - 14: v6 (?)
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// - introduces NES system
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// - changes macro and wave values from char to int
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// - 13: v5.1
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// - introduces PC Engine system in later version (how?)
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// - stores highlight in file
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// - 12: v5 (?)
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// - introduces Game Boy system
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// - introduces wavetables
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// - 11: ???
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// - introduces Sega Master System
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// - custom Hz support
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// - instrument type (FM/STD) present
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// - prior to this version the instrument type depended on the system
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// - 10: ???
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// - introduces multiple effect columns
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// - 9: v3.9
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// - introduces Genesis system
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// - introduces system number
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// - 7: ???
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// - 5: BETA 3 (?)
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// - adds arpeggio tick
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// - 3: BETA 2
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// - possibly the first version that could save
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// - basic format, no system number, 16 instruments, one speed, YMU759-only
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// - if somebody manages to find a version 2 or even 1 module, please tell me as it will be worth more than a luxury vehicle
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unsigned char version;
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// system
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// TODO: multi-chip support
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DivSystem system[32];
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unsigned char systemLen;
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// song information
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String name, author;
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// legacy song information
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String carrier, composer, vendor, category, writer, arranger, copyright, manGroup, manInfo, createdDate, revisionDate;
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// highlight
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unsigned char hilightA, hilightB;
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// module details
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unsigned char timeBase, speed1, speed2, arpLen;
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bool pal;
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bool customTempo;
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int hz, patLen, ordersLen, insLen, waveLen, sampleLen;
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DivOrders orders;
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std::vector<DivInstrument*> ins;
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DivChannelData pat[DIV_MAX_CHANS];
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std::vector<DivWavetable*> wave;
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std::vector<DivSample*> sample;
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DivInstrument nullIns;
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DivWavetable nullWave;
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void unload();
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DivSong():
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version(24),
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systemLen(1),
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name(""),
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author(""),
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carrier(""),
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composer(""),
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vendor(""),
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category(""),
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writer(""),
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arranger(""),
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copyright(""),
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manGroup(""),
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manInfo(""),
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createdDate(""),
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revisionDate(""),
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hilightA(4),
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hilightB(16),
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timeBase(0),
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speed1(6),
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speed2(6),
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arpLen(1),
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pal(true),
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customTempo(false),
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hz(60),
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patLen(64),
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ordersLen(1),
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insLen(0),
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waveLen(0),
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sampleLen(0) {
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for (int i=0; i<32; i++) {
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system[i]=DIV_SYSTEM_NULL;
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}
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system[0]=DIV_SYSTEM_GENESIS;
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}
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};
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