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 #define OPT_ADSR 1
00040 #define OPT_LOOP 2
00041 #define OPT_ECHO 4
00042 #define OPT_OVERDRIVE 8
00043 #define OPT_NORMALIZE 0x10
00044 
00045 #define OVERDRIVE 4
00046 
00047 //extern void fakeISR(); // was defined in Rboy_soundsim.h
00048 
00049 typedef void (*waveFunction)(OSC*);
00050 typedef void (*envFunction)(OSC*);
00051 typedef void (*mixFunction)();
00052 typedef void (*streamsFunction)();
00053 
00054 extern waveFunction Farr [];
00055 extern envFunction Earr [];
00056 extern mixFunction Marr []; // counts down
00057 extern mixFunction HWMarr []; // counts down
00058 /** COMMON TO BOTH HW AND SIM SOUND OUTPUT **/
00059 
00060 #define RBTRACKER_VERSION 0.03f
00061 
00062 #define WOFF     0
00063 #define WSQUARE  1
00064 #define WSAW     2
00065 #define WTRI     3
00066 #define WNOISE   4
00067 #define WSAMPLE  5
00068 #define WPNOISE  5
00069 
00070 #define OVERDRIVE 4
00071 
00072 #define ARPSTEPMAX 4 // was 5
00073 #define PATTERNLENGTH 64
00074 #define MAXPATTERNS 10
00075 
00076 #ifdef PROJ_SYNTH_MAXBLOCKS
00077 #define MAXBLOCKS PROJ_SYNTH_MAXBLOCKS
00078 #else
00079 #define MAXBLOCKS 30 // 10 *3
00080 #endif
00081 
00082 #ifdef PROJ_SYNTH_MAXPATCHES
00083 #define MAXPATCHES PROJ_SYNTH_MAXPATCHES
00084 #else
00085 #define MAXPATCHES 15
00086 #endif
00087 
00088 #define VOLTICK POK_AUD_FREQ/8820 //was 5
00089 #define ARPTICK POK_AUD_FREQ/441 // 150 // was 200
00090 
00091 #define NUMWAVES 5
00092 #define NUMENVELOPES 3
00093 #define NUMMIXES 4
00094 
00095 extern void getNoteString(char *, uint8_t);
00096 
00097 extern void playNote(uint8_t,uint8_t,uint8_t);
00098 extern void makeSampleInstruments();
00099 
00100 extern void setPitch(int);
00101 extern void setWave(int);
00102 extern void setVolume(int);
00103 extern void initAudio();
00104 extern void testOsc();
00105 extern void terminateSound();
00106 extern void killSound();
00107 extern void startSound();
00108 extern void stopSound();
00109 extern void updatePlayback(); // from flash
00110 extern void updatePlaybackSD(uint8_t); // from SD
00111 extern void initStreams(uint8_t);
00112 extern void emptyOscillators();
00113 extern void emptyPatches();
00114 extern void emptyBlocks();
00115 extern void emptySong();
00116 extern int openSongFromSD(char *);
00117 extern void writeChunkToSD(uint8_t *);
00118 extern void readChunkFromSD(uint8_t *);
00119 extern void registerStreamsCallback(streamsFunction);
00120 extern streamsFunction streamCallbackPtr;
00121 
00122 extern bool playing, track1on, track2on, track3on, tableRefresh;
00123 extern uint16_t playerpos;
00124 extern uint16_t samplespertick, notetick;
00125 extern long samplesperpattern;
00126 
00127 extern long readindex, writeindex;
00128 extern uint8_t tick, sequencepos;
00129 
00130 extern SONG song;
00131 extern OSC osc1,osc2,osc3;
00132 extern OSC patch[];
00133 extern BLOCK block[]; // array of blocks
00134 
00135 #define MAX_ARPMODE 16
00136 #define MAX_WAVETYPES 6
00137 
00138 extern int8_t arptable[][5];
00139 
00140 extern uint16_t freqs[];
00141 //extern uint16_t cincs[];
00142 extern uint32_t cincs[];
00143 
00144 extern uint8_t xorshift8();
00145 extern uint16_t xorshift16();
00146 
00147 extern uint16_t noiseval;
00148 
00149 extern void setOSC(OSC*,byte, byte, byte, byte, byte,
00150             uint8_t, uint16_t,
00151             uint16_t, uint16_t, uint16_t, uint16_t,
00152             int16_t, int16_t, uint8_t, uint8_t, uint8_t);
00153 
00154 extern void setOSC(OSC*,byte,byte,uint16_t, uint8_t, uint32_t);
00155 
00156 extern void waveoff(OSC*);
00157 #endif // SYNTH_H
00158 
00159