mirror of
https://github.com/ZDoom/gzdoom-gles.git
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cfaecc12a3
- Implemented support for the obscure S9F sample reverse effect SVN r4115 (trunk)
907 lines
25 KiB
C
907 lines
25 KiB
C
/* _______ ____ __ ___ ___
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* \ _ \ \ / \ / \ \ / / ' ' '
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* | | \ \ | | || | \/ | . .
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* | | | | | | || ||\ /| |
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* | | | | | | || || \/ | | ' ' '
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* | | | | | | || || | | . .
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* | |_/ / \ \__// || | |
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* /_______/ynamic \____/niversal /__\ /____\usic /| . . ibliotheque
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* / \
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* / . \
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* internal/it.h - Internal stuff for IT playback / / \ \
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* and MOD/XM/S3M conversion. | < / \_
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* | \/ /\ /
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* This header file provides access to the \_ / > /
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* internal structure of DUMB, and is liable | \ / /
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* to change, mutate or cease to exist at any | ' /
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* moment. Include it at your own peril. \__/
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*
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* ...
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*
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* Seriously. You don't need access to anything in this file. All right, you
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* probably do actually. But if you use it, you will be relying on a specific
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* version of DUMB, so please check DUMB_VERSION defined in dumb.h. Please
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* contact the authors so that we can provide a public API for what you need.
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*/
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#ifndef INTERNAL_IT_H
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#define INTERNAL_IT_H
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#define BIT_ARRAY_BULLSHIT
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#include <stddef.h>
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#include "barray.h"
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/** TO DO: THINK ABOUT THE FOLLOWING:
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sigdata->flags & IT_COMPATIBLE_GXX
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Bit 5: On = Link Effect G's memory with Effect E/F. Also
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Gxx with an instrument present will cause the
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envelopes to be retriggered. If you change a
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sample on a row with Gxx, it'll adjust the
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frequency of the current note according to:
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NewFrequency = OldFrequency * NewC5 / OldC5;
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*/
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/* These #defines are TEMPORARY. They are used to write alternative code to
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* handle ambiguities in the format specification. The correct code in each
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* case will be determined most likely by experimentation.
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*/
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//#define STEREO_SAMPLES_COUNT_AS_TWO
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#define INVALID_ORDERS_END_SONG
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#define INVALID_NOTES_CAUSE_NOTE_CUT
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#define SUSTAIN_LOOP_OVERRIDES_NORMAL_LOOP
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#define VOLUME_OUT_OF_RANGE_SETS_MAXIMUM
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#define SIGTYPE_IT DUMB_ID('I', 'T', ' ', ' ')
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#define IT_SIGNATURE DUMB_ID('I', 'M', 'P', 'M')
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#define IT_INSTRUMENT_SIGNATURE DUMB_ID('I', 'M', 'P', 'I')
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#define IT_SAMPLE_SIGNATURE DUMB_ID('I', 'M', 'P', 'S')
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// olivier sux
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#define IT_MPTX_SIGNATURE DUMB_ID('X', 'T', 'P', 'M')
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#define IT_INSM_SIGNATURE DUMB_ID('M', 'S', 'N', 'I')
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/* 1 minute per 4 rows, each row 6 ticks; this is divided by the tempo to get
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* the interval between ticks.
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*/
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#define TICK_TIME_DIVIDEND ((65536 * 60) / (4 * 6))
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/* I'm not going to try to explain this, because I didn't derive it very
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* formally ;)
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*/
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/* #define AMIGA_DIVISOR ((float)(4.0 * 14317056.0)) */
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/* I believe the following one to be more accurate. */
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//#define AMIGA_DIVISOR ((float)(8.0 * 7159090.5))
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#define AMIGA_CLOCK 3546895
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#define AMIGA_DIVISOR ((float)(16.0 * AMIGA_CLOCK))
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typedef struct IT_MIDI IT_MIDI;
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typedef struct IT_FILTER_STATE IT_FILTER_STATE;
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typedef struct IT_ENVELOPE IT_ENVELOPE;
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typedef struct IT_INSTRUMENT IT_INSTRUMENT;
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typedef struct IT_SAMPLE IT_SAMPLE;
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typedef struct IT_ENTRY IT_ENTRY;
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typedef struct IT_PATTERN IT_PATTERN;
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typedef struct IT_PLAYING_ENVELOPE IT_PLAYING_ENVELOPE;
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typedef struct IT_PLAYING IT_PLAYING;
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typedef struct IT_CHANNEL IT_CHANNEL;
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typedef struct IT_CHECKPOINT IT_CHECKPOINT;
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typedef struct IT_CALLBACKS IT_CALLBACKS;
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struct IT_MIDI
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{
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unsigned char SFmacro[16][16]; // read these from 0x120
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unsigned char SFmacrolen[16];
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unsigned short SFmacroz[16]; /* Bitfield; bit 0 set = z in first position */
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unsigned char Zmacro[128][16]; // read these from 0x320
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unsigned char Zmacrolen[128];
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};
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struct IT_FILTER_STATE
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{
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sample_t currsample, prevsample;
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};
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#define IT_ENVELOPE_ON 1
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#define IT_ENVELOPE_LOOP_ON 2
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#define IT_ENVELOPE_SUSTAIN_LOOP 4
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#define IT_ENVELOPE_CARRY 8
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#define IT_ENVELOPE_PITCH_IS_FILTER 128
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struct IT_ENVELOPE
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{
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unsigned char flags;
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unsigned char n_nodes;
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unsigned char loop_start;
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unsigned char loop_end;
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unsigned char sus_loop_start;
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unsigned char sus_loop_end;
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signed char node_y[25];
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unsigned short node_t[25];
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};
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#define NNA_NOTE_CUT 0
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#define NNA_NOTE_CONTINUE 1
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#define NNA_NOTE_OFF 2
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#define NNA_NOTE_FADE 3
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#define DCT_OFF 0
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#define DCT_NOTE 1
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#define DCT_SAMPLE 2
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#define DCT_INSTRUMENT 3
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#define DCA_NOTE_CUT 0
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#define DCA_NOTE_OFF 1
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#define DCA_NOTE_FADE 2
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struct IT_INSTRUMENT
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{
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unsigned char name[27];
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unsigned char filename[14];
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int fadeout;
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IT_ENVELOPE volume_envelope;
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IT_ENVELOPE pan_envelope;
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IT_ENVELOPE pitch_envelope;
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unsigned char new_note_action;
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unsigned char dup_check_type;
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unsigned char dup_check_action;
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signed char pp_separation;
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unsigned char pp_centre;
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unsigned char global_volume;
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unsigned char default_pan;
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unsigned char random_volume;
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unsigned char random_pan;
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unsigned char filter_cutoff;
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unsigned char filter_resonance;
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unsigned char map_note[120];
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unsigned short map_sample[120];
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//int output;
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};
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#define IT_SAMPLE_EXISTS 1
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#define IT_SAMPLE_16BIT 2
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#define IT_SAMPLE_STEREO 4
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#define IT_SAMPLE_LOOP 16
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#define IT_SAMPLE_SUS_LOOP 32
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#define IT_SAMPLE_PINGPONG_LOOP 64
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#define IT_SAMPLE_PINGPONG_SUS_LOOP 128
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#define IT_VIBRATO_SINE 0
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#define IT_VIBRATO_SAWTOOTH 1
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#define IT_VIBRATO_SQUARE 2
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#define IT_VIBRATO_RANDOM 3
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#define IT_VIBRATO_XM_SQUARE 4
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#define IT_VIBRATO_RAMP_DOWN 5
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#define IT_VIBRATO_RAMP_UP 6
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struct IT_SAMPLE
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{
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unsigned char name[35];
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unsigned char filename[14];
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unsigned char flags;
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unsigned char global_volume;
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unsigned char default_volume;
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unsigned char default_pan;
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/* default_pan:
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* 0-255 for XM
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* ignored for MOD
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* otherwise, 0-64, and add 128 to enable
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*/
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int32 length;
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int32 loop_start;
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int32 loop_end;
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int32 C5_speed;
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int32 sus_loop_start;
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int32 sus_loop_end;
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unsigned char vibrato_speed;
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unsigned char vibrato_depth;
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unsigned char vibrato_rate;
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unsigned char vibrato_waveform;
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signed short finetune;
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void *data;
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int max_resampling_quality;
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};
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#define IT_ENTRY_NOTE 1
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#define IT_ENTRY_INSTRUMENT 2
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#define IT_ENTRY_VOLPAN 4
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#define IT_ENTRY_EFFECT 8
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#define IT_SET_END_ROW(entry) ((entry)->channel = 255)
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#define IT_IS_END_ROW(entry) ((entry)->channel >= DUMB_IT_N_CHANNELS)
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#define IT_NOTE_OFF 255
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#define IT_NOTE_CUT 254
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#define IT_ENVELOPE_SHIFT 8
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#define IT_SURROUND 100
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#define IT_IS_SURROUND(pan) ((pan) > 64)
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#define IT_IS_SURROUND_SHIFTED(pan) ((pan) > 64 << IT_ENVELOPE_SHIFT)
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#define IT_SET_SPEED 1
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#define IT_JUMP_TO_ORDER 2
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#define IT_BREAK_TO_ROW 3
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#define IT_VOLUME_SLIDE 4
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#define IT_PORTAMENTO_DOWN 5
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#define IT_PORTAMENTO_UP 6
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#define IT_TONE_PORTAMENTO 7
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#define IT_VIBRATO 8
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#define IT_TREMOR 9
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#define IT_ARPEGGIO 10
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#define IT_VOLSLIDE_VIBRATO 11
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#define IT_VOLSLIDE_TONEPORTA 12
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#define IT_SET_CHANNEL_VOLUME 13
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#define IT_CHANNEL_VOLUME_SLIDE 14
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#define IT_SET_SAMPLE_OFFSET 15
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#define IT_PANNING_SLIDE 16
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#define IT_RETRIGGER_NOTE 17
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#define IT_TREMOLO 18
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#define IT_S 19
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#define IT_SET_SONG_TEMPO 20
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#define IT_FINE_VIBRATO 21
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#define IT_SET_GLOBAL_VOLUME 22
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#define IT_GLOBAL_VOLUME_SLIDE 23
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#define IT_SET_PANNING 24
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#define IT_PANBRELLO 25
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#define IT_MIDI_MACRO 26 //see MIDI.TXT
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/* Some effects needed for XM compatibility */
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#define IT_XM_PORTAMENTO_DOWN 27
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#define IT_XM_PORTAMENTO_UP 28
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#define IT_XM_FINE_VOLSLIDE_DOWN 29
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#define IT_XM_FINE_VOLSLIDE_UP 30
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#define IT_XM_RETRIGGER_NOTE 31
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#define IT_XM_KEY_OFF 32
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#define IT_XM_SET_ENVELOPE_POSITION 33
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/* More effects needed for PTM compatibility */
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#define IT_PTM_NOTE_SLIDE_DOWN 34
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#define IT_PTM_NOTE_SLIDE_UP 35
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#define IT_PTM_NOTE_SLIDE_DOWN_RETRIG 36
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#define IT_PTM_NOTE_SLIDE_UP_RETRIG 37
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/* More effects needed for OKT compatibility */
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#define IT_OKT_NOTE_SLIDE_DOWN 38
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#define IT_OKT_NOTE_SLIDE_DOWN_ROW 39
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#define IT_OKT_NOTE_SLIDE_UP 40
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#define IT_OKT_NOTE_SLIDE_UP_ROW 41
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#define IT_OKT_ARPEGGIO_3 42
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#define IT_OKT_ARPEGGIO_4 43
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#define IT_OKT_ARPEGGIO_5 44
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#define IT_OKT_VOLUME_SLIDE_DOWN 45
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#define IT_OKT_VOLUME_SLIDE_UP 46
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#define IT_N_EFFECTS 47
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/* These represent the top nibble of the command value. */
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#define IT_S_SET_FILTER 0 /* Greyed out in IT... */
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#define IT_S_SET_GLISSANDO_CONTROL 1 /* Greyed out in IT... */
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#define IT_S_FINETUNE 2 /* Greyed out in IT... */
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#define IT_S_SET_VIBRATO_WAVEFORM 3
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#define IT_S_SET_TREMOLO_WAVEFORM 4
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#define IT_S_SET_PANBRELLO_WAVEFORM 5
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#define IT_S_FINE_PATTERN_DELAY 6
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#define IT_S7 7
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#define IT_S_SET_PAN 8
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#define IT_S_SET_SURROUND_SOUND 9
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#define IT_S_SET_HIGH_OFFSET 10
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#define IT_S_PATTERN_LOOP 11
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#define IT_S_DELAYED_NOTE_CUT 12
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#define IT_S_NOTE_DELAY 13
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#define IT_S_PATTERN_DELAY 14
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#define IT_S_SET_MIDI_MACRO 15
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/*
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S0x Set filter
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S1x Set glissando control
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S2x Set finetune
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S3x Set vibrato waveform to type x
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S4x Set tremelo waveform to type x
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S5x Set panbrello waveform to type x
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Waveforms for commands S3x, S4x and S5x:
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0: Sine wave
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1: Ramp down
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2: Square wave
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3: Random wave
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S6x Pattern delay for x ticks
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S70 Past note cut
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S71 Past note off
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S72 Past note fade
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S73 Set NNA to note cut
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S74 Set NNA to continue
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S75 Set NNA to note off
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S76 Set NNA to note fade
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S77 Turn off volume envelope
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S78 Turn on volume envelope
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S79 Turn off panning envelope
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S7A Turn on panning envelope
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S7B Turn off pitch envelope
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S7C Turn on pitch envelope
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S8x Set panning position
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S91 Set surround sound
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SAy Set high value of sample offset yxx00h
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SB0 Set loopback point
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SBx Loop x times to loopback point
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SCx Note cut after x ticks
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SDx Note delay for x ticks
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SEx Pattern delay for x rows
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SFx Set parameterised MIDI Macro
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*/
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struct IT_ENTRY
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{
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unsigned char channel; /* End of row if channel >= DUMB_IT_N_CHANNELS */
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unsigned char mask;
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unsigned char note;
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unsigned char instrument;
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unsigned char volpan;
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unsigned char effect;
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unsigned char effectvalue;
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};
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struct IT_PATTERN
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{
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int n_rows;
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int n_entries;
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IT_ENTRY *entry;
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};
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#define IT_STEREO 1
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#define IT_USE_INSTRUMENTS 4
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#define IT_LINEAR_SLIDES 8 /* If not set, use Amiga slides */
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#define IT_OLD_EFFECTS 16
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#define IT_COMPATIBLE_GXX 32
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/* Make sure IT_WAS_AN_XM and IT_WAS_A_MOD aren't set accidentally */
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#define IT_REAL_FLAGS 63
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#define IT_WAS_AN_XM 64 /* Set for both XMs and MODs */
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#define IT_WAS_A_MOD 128
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#define IT_WAS_AN_S3M 256
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#define IT_WAS_A_PTM 512
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#define IT_WAS_A_669 1024
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#define IT_WAS_AN_OKT 2048
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#define IT_WAS_AN_STM 4096
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#define IT_ORDER_END 255
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#define IT_ORDER_SKIP 254
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struct DUMB_IT_SIGDATA
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{
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unsigned char name[65];
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unsigned char *song_message;
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int n_orders;
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int n_instruments;
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int n_samples;
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int n_patterns;
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int n_pchannels;
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int flags;
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int global_volume;
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int mixing_volume;
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int speed;
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int tempo;
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int pan_separation;
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unsigned char channel_pan[DUMB_IT_N_CHANNELS];
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unsigned char channel_volume[DUMB_IT_N_CHANNELS];
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unsigned char *order;
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unsigned char restart_position; /* for XM compatiblity */
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IT_INSTRUMENT *instrument;
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IT_SAMPLE *sample;
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IT_PATTERN *pattern;
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IT_MIDI *midi;
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IT_CHECKPOINT *checkpoint;
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};
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struct IT_PLAYING_ENVELOPE
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{
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int next_node;
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int tick;
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int value;
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};
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#define IT_PLAYING_BACKGROUND 1
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#define IT_PLAYING_SUSTAINOFF 2
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#define IT_PLAYING_FADING 4
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#define IT_PLAYING_DEAD 8
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#define IT_PLAYING_REVERSE 16
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struct IT_PLAYING
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{
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int flags;
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int resampling_quality;
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IT_CHANNEL *channel;
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IT_SAMPLE *sample;
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IT_INSTRUMENT *instrument;
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IT_INSTRUMENT *env_instrument;
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unsigned short sampnum;
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unsigned char instnum;
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unsigned char declick_stage;
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float declick_volume;
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float float_volume[2];
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float ramp_volume[2];
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float ramp_delta[2];
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unsigned char channel_volume;
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unsigned char volume;
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unsigned short pan;
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signed char volume_offset, panning_offset;
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unsigned char note;
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unsigned char enabled_envelopes;
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unsigned char filter_cutoff;
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unsigned char filter_resonance;
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unsigned short true_filter_cutoff; /* These incorporate the filter envelope, and will not */
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unsigned char true_filter_resonance; /* be changed if they would be set to 127<<8 and 0. */
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unsigned char vibrato_speed;
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unsigned char vibrato_depth;
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unsigned char vibrato_n; /* May be specified twice: volpan & effect. */
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unsigned char vibrato_time;
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unsigned char vibrato_waveform;
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unsigned char tremolo_speed;
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unsigned char tremolo_depth;
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unsigned char tremolo_time;
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unsigned char tremolo_waveform;
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unsigned char panbrello_speed;
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unsigned char panbrello_depth;
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unsigned char panbrello_time;
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unsigned char panbrello_waveform;
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signed char panbrello_random;
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unsigned char sample_vibrato_time;
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unsigned char sample_vibrato_waveform;
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int sample_vibrato_depth; /* Starts at rate?0:depth, increases by rate */
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int slide;
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float delta;
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int finetune;
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IT_PLAYING_ENVELOPE volume_envelope;
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IT_PLAYING_ENVELOPE pan_envelope;
|
|
IT_PLAYING_ENVELOPE pitch_envelope;
|
|
|
|
int fadeoutcount;
|
|
|
|
IT_FILTER_STATE filter_state[2]; /* Left and right */
|
|
|
|
DUMB_RESAMPLER resampler;
|
|
|
|
/* time_lost is used to emulate Impulse Tracker's sample looping
|
|
* characteristics. When time_lost is added to pos, the result represents
|
|
* the position in the theoretical version of the sample where all loops
|
|
* have been expanded. If this is stored, the resampling helpers will
|
|
* safely convert it for use with new loop boundaries. The situation is
|
|
* slightly more complicated if dir == -1 when the change takes place; we
|
|
* must reflect pos off the loop end point and set dir to 1 before
|
|
* proceeding.
|
|
*/
|
|
int32 time_lost;
|
|
|
|
//int output;
|
|
|
|
IT_PLAYING *next;
|
|
};
|
|
|
|
|
|
|
|
#define IT_CHANNEL_MUTED 1
|
|
|
|
#define IT_ENV_VOLUME 1
|
|
#define IT_ENV_PANNING 2
|
|
#define IT_ENV_PITCH 4
|
|
|
|
struct IT_CHANNEL
|
|
{
|
|
int flags;
|
|
|
|
unsigned char volume;
|
|
signed char volslide;
|
|
signed char xm_volslide;
|
|
signed char panslide;
|
|
|
|
/* xm_volslide is used for volume slides done in the volume column in an
|
|
* XM file, since it seems the volume column slide is applied first,
|
|
* followed by clamping, followed by the effects column slide. IT does
|
|
* not exhibit this behaviour, so xm_volslide is maintained at zero.
|
|
*/
|
|
|
|
unsigned char pan;
|
|
unsigned short truepan;
|
|
|
|
unsigned char channelvolume;
|
|
signed char channelvolslide;
|
|
|
|
unsigned char instrument;
|
|
unsigned char note;
|
|
|
|
unsigned char SFmacro;
|
|
|
|
unsigned char filter_cutoff;
|
|
unsigned char filter_resonance;
|
|
|
|
unsigned char key_off_count;
|
|
unsigned char note_cut_count;
|
|
unsigned char note_delay_count;
|
|
IT_ENTRY *note_delay_entry;
|
|
|
|
unsigned char new_note_action;
|
|
|
|
unsigned int arpeggio;
|
|
int arpeggio_shift;
|
|
unsigned char retrig;
|
|
unsigned char xm_retrig;
|
|
int retrig_tick;
|
|
|
|
unsigned char tremor;
|
|
unsigned char tremor_time; /* Bit 6 set if note on; bit 7 set if tremor active. */
|
|
|
|
unsigned char vibrato_waveform;
|
|
unsigned char tremolo_waveform;
|
|
unsigned char panbrello_waveform;
|
|
|
|
int portamento;
|
|
int toneporta;
|
|
int toneslide;
|
|
unsigned char toneslide_tick, last_toneslide_tick, ptm_toneslide, ptm_last_toneslide, okt_toneslide;
|
|
unsigned char destnote;
|
|
unsigned char toneslide_retrig;
|
|
|
|
unsigned char glissando;
|
|
|
|
/** WARNING - for neatness, should one or both of these be in the IT_PLAYING struct? */
|
|
unsigned short sample;
|
|
unsigned char truenote;
|
|
|
|
unsigned char midi_state;
|
|
|
|
signed char lastvolslide;
|
|
unsigned char lastDKL;
|
|
unsigned char lastEF; /* Doubles as last portamento up for XM files */
|
|
unsigned char lastG;
|
|
unsigned char lastHspeed;
|
|
unsigned char lastHdepth;
|
|
unsigned char lastRspeed;
|
|
unsigned char lastRdepth;
|
|
unsigned char lastYspeed;
|
|
unsigned char lastYdepth;
|
|
unsigned char lastI;
|
|
unsigned char lastJ; /* Doubles as last portamento down for XM files */
|
|
unsigned char lastN;
|
|
unsigned char lastO;
|
|
unsigned char high_offset;
|
|
unsigned char lastP;
|
|
unsigned char lastQ;
|
|
unsigned char lastS;
|
|
unsigned char pat_loop_row;
|
|
unsigned char pat_loop_count;
|
|
unsigned char pat_loop_end_row; /* Used to catch infinite pattern loops */
|
|
unsigned char lastW;
|
|
|
|
unsigned char xm_lastE1;
|
|
unsigned char xm_lastE2;
|
|
unsigned char xm_lastEA;
|
|
unsigned char xm_lastEB;
|
|
unsigned char xm_lastX1;
|
|
unsigned char xm_lastX2;
|
|
|
|
unsigned char inv_loop_delay;
|
|
unsigned char inv_loop_speed;
|
|
int inv_loop_offset;
|
|
|
|
IT_PLAYING *playing;
|
|
|
|
#ifdef BIT_ARRAY_BULLSHIT
|
|
void * played_patjump;
|
|
int played_patjump_order;
|
|
#endif
|
|
|
|
//int output;
|
|
};
|
|
|
|
|
|
|
|
struct DUMB_IT_SIGRENDERER
|
|
{
|
|
DUMB_IT_SIGDATA *sigdata;
|
|
|
|
int n_channels;
|
|
|
|
int resampling_quality;
|
|
|
|
unsigned char globalvolume;
|
|
signed char globalvolslide;
|
|
|
|
signed char temposlide;
|
|
unsigned short tempo;
|
|
|
|
IT_CHANNEL channel[DUMB_IT_N_CHANNELS];
|
|
|
|
IT_PLAYING *playing[DUMB_IT_N_NNA_CHANNELS];
|
|
|
|
int tick;
|
|
int speed;
|
|
int rowcount;
|
|
|
|
int order; /* Set to -1 if the song is terminated by a callback. */
|
|
int row;
|
|
int processorder;
|
|
int processrow;
|
|
int breakrow;
|
|
|
|
int restart_position;
|
|
|
|
int n_rows;
|
|
|
|
IT_ENTRY *entry_start;
|
|
IT_ENTRY *entry;
|
|
IT_ENTRY *entry_end;
|
|
|
|
int32 time_left; /* Time before the next tick is processed */
|
|
int sub_time_left;
|
|
|
|
DUMB_CLICK_REMOVER **click_remover;
|
|
|
|
IT_CALLBACKS *callbacks;
|
|
|
|
#ifdef BIT_ARRAY_BULLSHIT
|
|
/* bit array, which rows are played, only checked by pattern break or loop commands */
|
|
void * played;
|
|
#endif
|
|
|
|
int32 gvz_time;
|
|
int gvz_sub_time;
|
|
|
|
int ramp_style;
|
|
|
|
//int max_output;
|
|
|
|
IT_PLAYING *free_playing;
|
|
};
|
|
|
|
|
|
|
|
struct IT_CHECKPOINT
|
|
{
|
|
IT_CHECKPOINT *next;
|
|
int32 time;
|
|
DUMB_IT_SIGRENDERER *sigrenderer;
|
|
};
|
|
|
|
|
|
|
|
struct IT_CALLBACKS
|
|
{
|
|
int (DUMBCALLBACK *loop)(void *data);
|
|
void *loop_data;
|
|
/* Return 1 to prevent looping; the music will terminate abruptly. If you
|
|
* want to make the music stop but allow samples to fade (beware, as they
|
|
* might not fade at all!), use dumb_it_sr_set_speed() and set the speed
|
|
* to 0. Note that xm_speed_zero() will not be called if you set the
|
|
* speed manually, and also that this will work for IT and S3M files even
|
|
* though the music can't stop in this way by itself.
|
|
*/
|
|
|
|
int (DUMBCALLBACK *xm_speed_zero)(void *data);
|
|
void *xm_speed_zero_data;
|
|
/* Return 1 to terminate the mod, without letting samples fade. */
|
|
|
|
int (DUMBCALLBACK *midi)(void *data, int channel, unsigned char byte);
|
|
void *midi_data;
|
|
/* Return 1 to prevent DUMB from subsequently interpreting the MIDI bytes
|
|
* itself. In other words, return 1 if the Zxx macros in an IT file are
|
|
* controlling filters and shouldn't be.
|
|
*/
|
|
|
|
int (DUMBCALLBACK *global_volume_zero)(void *data);
|
|
void *global_volume_zero_data;
|
|
/* Return 1 to terminate the module when global volume is set to zero. */
|
|
};
|
|
|
|
|
|
|
|
void _dumb_it_end_sigrenderer(sigrenderer_t *sigrenderer);
|
|
void _dumb_it_unload_sigdata(sigdata_t *vsigdata);
|
|
|
|
extern DUH_SIGTYPE_DESC _dumb_sigtype_it;
|
|
|
|
|
|
|
|
#define XM_APPREGIO 0
|
|
#define XM_PORTAMENTO_UP 1
|
|
#define XM_PORTAMENTO_DOWN 2
|
|
#define XM_TONE_PORTAMENTO 3
|
|
#define XM_VIBRATO 4
|
|
#define XM_VOLSLIDE_TONEPORTA 5
|
|
#define XM_VOLSLIDE_VIBRATO 6
|
|
#define XM_TREMOLO 7
|
|
#define XM_SET_PANNING 8
|
|
#define XM_SAMPLE_OFFSET 9
|
|
#define XM_VOLUME_SLIDE 10 /* A */
|
|
#define XM_POSITION_JUMP 11 /* B */
|
|
#define XM_SET_CHANNEL_VOLUME 12 /* C */
|
|
#define XM_PATTERN_BREAK 13 /* D */
|
|
#define XM_E 14 /* E */
|
|
#define XM_SET_TEMPO_BPM 15 /* F */
|
|
#define XM_SET_GLOBAL_VOLUME 16 /* G */
|
|
#define XM_GLOBAL_VOLUME_SLIDE 17 /* H */
|
|
#define XM_KEY_OFF 20 /* K (undocumented) */
|
|
#define XM_SET_ENVELOPE_POSITION 21 /* L */
|
|
#define XM_PANNING_SLIDE 25 /* P */
|
|
#define XM_MULTI_RETRIG 27 /* R */
|
|
#define XM_TREMOR 29 /* T */
|
|
#define XM_X 33 /* X */
|
|
#define XM_N_EFFECTS (10+26)
|
|
|
|
#define XM_E_SET_FILTER 0x0
|
|
#define XM_E_FINE_PORTA_UP 0x1
|
|
#define XM_E_FINE_PORTA_DOWN 0x2
|
|
#define XM_E_SET_GLISSANDO_CONTROL 0x3
|
|
#define XM_E_SET_VIBRATO_CONTROL 0x4
|
|
#define XM_E_SET_FINETUNE 0x5
|
|
#define XM_E_SET_LOOP 0x6
|
|
#define XM_E_SET_TREMOLO_CONTROL 0x7
|
|
#define XM_E_SET_PANNING 0x8
|
|
#define XM_E_RETRIG_NOTE 0x9
|
|
#define XM_E_FINE_VOLSLIDE_UP 0xA
|
|
#define XM_E_FINE_VOLSLIDE_DOWN 0xB
|
|
#define XM_E_NOTE_CUT 0xC
|
|
#define XM_E_NOTE_DELAY 0xD
|
|
#define XM_E_PATTERN_DELAY 0xE
|
|
#define XM_E_SET_MIDI_MACRO 0xF
|
|
|
|
#define XM_X_EXTRAFINE_PORTA_UP 1
|
|
#define XM_X_EXTRAFINE_PORTA_DOWN 2
|
|
|
|
/* To make my life a bit simpler during conversion, effect E:xy is converted
|
|
* to effect number EBASE+x:y. The same applies to effect X, and IT's S. That
|
|
* way, these effects can be manipulated like regular effects.
|
|
*/
|
|
#define EBASE (XM_N_EFFECTS)
|
|
#define XBASE (EBASE+16)
|
|
#define SBASE (IT_N_EFFECTS)
|
|
|
|
#define EFFECT_VALUE(x, y) (((x)<<4)|(y))
|
|
#define HIGH(v) ((v)>>4)
|
|
#define LOW(v) ((v)&0x0F)
|
|
#define SET_HIGH(v, x) v = (((x)<<4)|((v)&0x0F))
|
|
#define SET_LOW(v, y) v = (((v)&0xF0)|(y))
|
|
#define BCD_TO_NORMAL(v) (HIGH(v)*10+LOW(v))
|
|
|
|
|
|
|
|
#if 0
|
|
unsigned char **_dumb_malloc2(int w, int h);
|
|
void _dumb_free2(unsigned char **line);
|
|
#endif
|
|
|
|
void _dumb_it_xm_convert_effect(int effect, int value, IT_ENTRY *entry, int mod);
|
|
int _dumb_it_fix_invalid_orders(DUMB_IT_SIGDATA *sigdata);
|
|
|
|
|
|
#define PTM_APPREGIO 0
|
|
#define PTM_PORTAMENTO_UP 1
|
|
#define PTM_PORTAMENTO_DOWN 2
|
|
#define PTM_TONE_PORTAMENTO 3
|
|
#define PTM_VIBRATO 4
|
|
#define PTM_VOLSLIDE_TONEPORTA 5
|
|
#define PTM_VOLSLIDE_VIBRATO 6
|
|
#define PTM_TREMOLO 7
|
|
#define PTM_SAMPLE_OFFSET 9
|
|
#define PTM_VOLUME_SLIDE 10 /* A */
|
|
#define PTM_POSITION_JUMP 11 /* B */
|
|
#define PTM_SET_CHANNEL_VOLUME 12 /* C */
|
|
#define PTM_PATTERN_BREAK 13 /* D */
|
|
#define PTM_E 14 /* E */
|
|
#define PTM_SET_TEMPO_BPM 15 /* F */
|
|
#define PTM_SET_GLOBAL_VOLUME 16 /* G */
|
|
#define PTM_RETRIGGER 17 /* H */
|
|
#define PTM_FINE_VIBRATO 18 /* I */
|
|
#define PTM_NOTE_SLIDE_UP 19 /* J */
|
|
#define PTM_NOTE_SLIDE_DOWN 20 /* K */
|
|
#define PTM_NOTE_SLIDE_UP_RETRIG 21 /* L */
|
|
#define PTM_NOTE_SLIDE_DOWN_RETRIG 22 /* M */
|
|
#define PTM_N_EFFECTS 23
|
|
|
|
#define PTM_E_FINE_PORTA_DOWN 0x1
|
|
#define PTM_E_FINE_PORTA_UP 0x2
|
|
#define PTM_E_SET_VIBRATO_CONTROL 0x4
|
|
#define PTM_E_SET_FINETUNE 0x5
|
|
#define PTM_E_SET_LOOP 0x6
|
|
#define PTM_E_SET_TREMOLO_CONTROL 0x7
|
|
#define PTM_E_SET_PANNING 0x8
|
|
#define PTM_E_RETRIG_NOTE 0x9
|
|
#define PTM_E_FINE_VOLSLIDE_UP 0xA
|
|
#define PTM_E_FINE_VOLSLIDE_DOWN 0xB
|
|
#define PTM_E_NOTE_CUT 0xC
|
|
#define PTM_E_NOTE_DELAY 0xD
|
|
#define PTM_E_PATTERN_DELAY 0xE
|
|
|
|
/* To make my life a bit simpler during conversion, effect E:xy is converted
|
|
* to effect number EBASE+x:y. The same applies to effect X, and IT's S. That
|
|
* way, these effects can be manipulated like regular effects.
|
|
*/
|
|
#define PTM_EBASE (PTM_N_EFFECTS)
|
|
|
|
void _dumb_it_ptm_convert_effect(int effect, int value, IT_ENTRY *entry);
|
|
|
|
int32 _dumb_it_read_sample_data_adpcm4(IT_SAMPLE *sample, DUMBFILE *f);
|
|
|
|
void _dumb_it_interleave_stereo_sample(IT_SAMPLE *sample);
|
|
|
|
#endif /* INTERNAL_IT_H */
|