ref: f4fb11ccb42d5fd6ae7b73b8ed18f53fcad3be26
dir: /src/pt2_header.h/
#pragma once
#include <SDL2/SDL.h>
#include <stdint.h>
#include <stdbool.h>
#include <assert.h>
#ifdef _WIN32
#define WIN32_MEAN_AND_LEAN
#include <windows.h> // MAX_PATH
#else
#include <limits.h> // PATH_MAX
#endif
#include <stdint.h>
#include "pt2_unicode.h"
#include "pt2_palette.h"
#define PROG_VER_STR "1.21"
#ifdef _WIN32
#define DIR_DELIMITER '\\'
#define PATH_MAX MAX_PATH
#else
#define DIR_DELIMITER '/'
#define _stricmp strcasecmp
#define _strnicmp strncasecmp
#endif
#define SAMPLE_VIEW_HEIGHT 64
#define SAMPLE_AREA_WIDTH 314
#define SCREEN_W 320
#define SCREEN_H 255
/* "60Hz" ranges everywhere from 59..61Hz depending on the monitor, so with
** no vsync we will get stuttering because the rate is not perfect...
*/
#define VBLANK_HZ 60
/* Scopes are clocked at 64Hz instead of 60Hz to prevent the small +/- Hz
** interference from monitors not being exactly 60Hz (and unstable non-vsync mode).
** Sadly, the scopes might midly flicker from this in some cases.
*/
#define SCOPE_HZ 64
#define AMIGA_PAL_VBLANK_HZ 49.9204092835
#define FONT_BMP_WIDTH
#define FONT_CHAR_W 8 // actual data length is 7, includes right spacing (1px column)
#define FONT_CHAR_H 5
#define MOD_ROWS 64
#define MOD_SAMPLES 31
#define MOD_ORDERS 128
#define MAX_PATTERNS 100
#define MAX_SAMPLE_LEN 65534
// for NULL pointers
#define RESERVED_SAMPLE_OFFSET ((31+1) * MAX_SAMPLE_LEN)
#define AMIGA_VOICES 4
#define SCOPE_WIDTH 40
#define SCOPE_HEIGHT 33
#define SPECTRUM_BAR_NUM 23
#define SPECTRUM_BAR_HEIGHT 36
#define SPECTRUM_BAR_WIDTH 6
#define POSED_LIST_SIZE 12
// main crystal oscillator
#define AMIGA_PAL_XTAL_HZ 28375160
#define PAULA_PAL_CLK (AMIGA_PAL_XTAL_HZ / 8)
#define CIA_PAL_CLK (AMIGA_PAL_XTAL_HZ / 40)
#define PAL_PAULA_MIN_SAFE_PERIOD 124
#define PAL_PAULA_MAX_SAFE_HZ (PAULA_PAL_CLK / (double)PAL_PAULA_MIN_SAFE_PERIOD)
#define FILTERS_BASE_FREQ (PAULA_PAL_CLK / 214.0)
#define KEYB_REPEAT_DELAY 17
// .MOD types
enum
{
FORMAT_MK, // ProTracker or compatible
FORMAT_FLT, // Startrekker (4 channels)
FORMAT_FT2, // FT2 (or other trackers, multichannel)
FORMAT_STK, // The Ultimate SoundTracker (15 samples)
FORMAT_NT, // NoiseTracker
FORMAT_HMNT, // His Master's NoiseTracker (special one)
FORMAT_UNKNOWN // may be The Ultimate Soundtracker (set to FORMAT_STK later)
};
enum
{
FLAG_NOTE = 1,
FLAG_SAMPLE = 2,
FLAG_NEWSAMPLE = 4,
TEMPFLAG_START = 1,
TEMPFLAG_DELAY = 2,
FILTER_A500 = 1,
FILTER_LED_ENABLED = 2,
NO_CARRY = 0,
DO_CARRY = 1,
INCREMENT_SLOW = 0,
INCREMENT_FAST = 1,
NO_SAMPLE_CUT = 0,
SAMPLE_CUT = 1,
EDIT_SPECIAL = 0,
EDIT_NORMAL = 1,
EDIT_TEXT_NO_UPDATE = 0,
EDIT_TEXT_UPDATE = 1,
TRANSPOSE_ALL = 1,
MOUSE_BUTTON_NOT_HELD = 0,
MOUSE_BUTTON_HELD = 1,
DONT_SET_ORDER = -1,
DONT_SET_PATTERN = -1,
DONT_SET_ROW = -1,
REMOVE_SAMPLE_MARKING = 0,
KEEP_SAMPLE_MARKING = 1,
MOD_NOT_MODIFIED = 0,
MOD_IS_MODIFIED = 1,
DONT_CHECK_IF_FILE_EXIST = 0,
CHECK_IF_FILE_EXIST = 1,
DONT_GIVE_NEW_FILENAME = 0,
GIVE_NEW_FILENAME = 1,
DONT_DOWNSAMPLE = 0,
DO_DOWNSAMPLE = 1,
SCREEN_ALL = 0,
SCREEN_MAINSCREEN = 1,
SCREEN_DISKOP = 2,
SCREEN_SAMPLER = 4,
SCREEN_QUIT = 8,
SCREEN_CLEAR = 16,
VISUAL_QUADRASCOPE = 0,
VISUAL_SPECTRUM = 1,
MODE_IDLE = 0,
MODE_EDIT = 1,
MODE_PLAY = 2,
MODE_RECORD = 3,
RECORD_PATT = 0,
RECORD_SONG = 1,
CURSOR_NOTE = 0,
CURSOR_SAMPLE1 = 1,
CURSOR_SAMPLE2 = 2,
CURSOR_CMD = 3,
CURSOR_PARAM1 = 4,
CURSOR_PARAM2 = 5,
PLAY_MODE_NORMAL = 0,
PLAY_MODE_PATTERN = 1,
OCTAVE_HIGH = 0,
OCTAVE_LOW = 1,
DISKOP_MODE_MOD = 0,
DISKOP_MODE_SMP = 1,
DISKOP_SMP_WAV = 0,
DISKOP_SMP_IFF = 1,
DISKOP_SMP_RAW = 2,
ASK_QUIT = 0,
ASK_SAVE_MODULE = 1,
ASK_SAVE_SONG = 2,
ASK_SAVE_SAMPLE = 3,
ASK_MOD2WAV = 4,
ASK_MOD2WAV_OVERWRITE = 5,
ASK_SAVEMOD_OVERWRITE = 6,
ASK_SAVESMP_OVERWRITE = 7,
ASK_LOAD_DOWNSAMPLE = 8,
ASK_RESAMPLE = 9,
ASK_KILL_SAMPLE = 10,
ASK_UPSAMPLE = 11,
ASK_DOWNSAMPLE = 12,
ASK_FILTER_ALL_SAMPLES = 13,
ASK_BOOST_ALL_SAMPLES = 14,
ASK_MAKE_CHORD = 15,
ASK_SAVE_ALL_SAMPLES = 16,
ASK_PAT2SMP = 17,
ASK_RESTORE_SAMPLE = 18,
ASK_DISCARD_SONG = 19,
ASK_DISCARD_SONG_DRAGNDROP = 20,
TEMPO_MODE_CIA = 0,
TEMPO_MODE_VBLANK = 1,
TEXT_EDIT_STRING = 0,
TEXT_EDIT_DECIMAL = 1,
TEXT_EDIT_HEX = 2
};
int8_t *allocMemForAllSamples(void); // pt2_replayer.c
void restartSong(void);
void resetSong(void);
void incPatt(void);
void decPatt(void);
void modSetPos(int16_t order, int16_t row);
void modStop(void);
void doStopIt(bool resetPlayMode);
void playPattern(int8_t startRow);
void modPlay(int16_t patt, int16_t order, int8_t row);
void modSetSpeed(uint8_t speed);
void modSetTempo(uint16_t bpm, bool doLockAudio);
void modFree(void);
bool setupAudio(void);
void audioClose(void);
void clearSong(void);
void clearSamples(void);
void clearAll(void);
void modSetPattern(uint8_t pattern);