Synth.h

00001 /**************************************************************************/
00002 /*!
00003     @file     Synth.h
00004     @author   Jonne Valola
00005 
00006     @section LICENSE
00007 
00008     Pokitto development stage library
00009     Software License Agreement
00010 
00011     Copyright (c) 2015, Jonne Valola ("Author")
00012     All rights reserved.
00013 
00014     This library is intended solely for the purpose of Pokitto development.
00015 
00016     Redistribution and use in source and binary forms, with or without
00017     modification requires written permission from Author.
00018 */
00019 /**************************************************************************/
00020 
00021 #ifndef SYNTH_H
00022 #define SYNTH_H
00023 
00024 #include "Synth_osc.h "
00025 #include "Synth_song.h "
00026 
00027 
00028 /* PROPER WAY
00029 void f() {}
00030 
00031 int main()
00032 {
00033     using FunctionPtr = void (*)();
00034 
00035     FunctionPtr ptr = f;
00036 }
00037 */
00038 
00039 #ifndef boolean
00040 typedef bool boolean;
00041 #endif
00042 
00043 //extern void fakeISR(); // was defined in Rboy_soundsim.h
00044 
00045 typedef void (*waveFunction)(OSC*);
00046 typedef void (*envFunction)(OSC*);
00047 typedef void (*mixFunction)();
00048 
00049 extern waveFunction Farr [];
00050 extern envFunction Earr [];
00051 extern mixFunction Marr []; // counts down
00052 extern mixFunction HWMarr []; // counts down
00053 /** COMMON TO BOTH HW AND SIM SOUND OUTPUT **/
00054 
00055 #define RBTRACKER_VERSION 0.03f
00056 
00057 #define WOFF     0
00058 #define WSQUARE  1
00059 #define WSAW     2
00060 #define WTRI     3
00061 #define WNOISE   4
00062 #define WSAMPLE  5
00063 #define WPNOISE  5
00064 
00065 #define OVERDRIVE 4
00066 
00067 #define ARPSTEPMAX 4 // was 5
00068 #define PATTERNLENGTH 64
00069 #define MAXPATTERNS 10
00070 #define MAXBLOCKS 30 // 10 *3
00071 
00072 #define VOLTICK 5
00073 #define ARPTICK 50 // 150 // was 200
00074 
00075 #define NUMWAVES 5
00076 #define NUMENVELOPES 3
00077 #define NUMMIXES 4
00078 
00079 extern void getNoteString(char *, uint8_t);
00080 
00081 extern void playNote(uint8_t,uint8_t,uint8_t);
00082 extern void makeSampleInstruments();
00083 
00084 extern void setPitch(int);
00085 extern void setWave(int);
00086 extern void setVolume(int);
00087 extern void initAudio();
00088 extern void testOsc();
00089 extern void terminateSound();
00090 extern void killSound();
00091 extern void startSound();
00092 extern void stopSound();
00093 extern void updatePlayback(); // from flash
00094 extern void updatePlaybackSD(uint8_t); // from SD
00095 extern void initStreams(uint8_t);
00096 extern void emptyOscillators();
00097 extern void emptyPatches();
00098 extern void emptyBlocks();
00099 extern void emptySong();
00100 extern int openSongFromSD(char *);
00101 extern void writeChunkToSD(uint8_t *);
00102 extern void readChunkFromSD(uint8_t *);
00103 
00104 
00105 extern boolean playing, track1on, track2on, track3on, tableRefresh;
00106 extern uint16_t playerpos;
00107 extern uint16_t samplespertick, notetick;
00108 extern long samplesperpattern;
00109 
00110 extern long readindex, writeindex;
00111 extern uint8_t tick, sequencepos;
00112 
00113 extern SONG song;
00114 extern OSC osc1,osc2,osc3;
00115 extern OSC patch[];
00116 extern BLOCK block[]; // array of blocks
00117 
00118 #define MAX_ARPMODE 16
00119 
00120 extern int8_t arptable[][5];
00121 
00122 extern uint16_t freqs[];
00123 //extern uint16_t cincs[];
00124 extern uint32_t cincs[];
00125 
00126 extern uint8_t xorshift8();
00127 extern uint16_t xorshift16();
00128 
00129 extern uint16_t noiseval;
00130 
00131 extern void setOSC(OSC*,byte, byte, byte, byte, byte,
00132             uint8_t, uint8_t,
00133             uint16_t, uint16_t, uint16_t, uint16_t,
00134             int16_t, int16_t, uint8_t, uint8_t, uint8_t);
00135 
00136 extern void setOSC(OSC*,byte,byte,uint16_t, uint8_t, uint32_t);
00137 
00138 extern void waveoff(OSC*);
00139 #endif // SYNTH_H
00140 
00141