pineapple.h

   1 /* vi:set ts=4 sts=4 sw=4 noexpandtab: */
   2 #include <stdint.h>
   3
   4 #ifndef PINEAPPLE_H
   5 #define PINEAPPLE_H
   6 #define TRACKLEN 32
   7
   8 typedef uint8_t u8;
   9 typedef uint16_t u16;
  10 typedef uint32_t u32;
  11
  12 typedef int8_t s8;
  13 typedef int16_t s16;
  14 typedef int32_t s32;
  15
  16 u8 callbacktime;
  17 char filename[1024];
  18 char *infinitemsg;
  19 char comment[1024];
  20
  21 /* MODES */
  22 enum {
  23         PM_NORMAL,
  24         PM_VISUAL,
  25         PM_VISUALLINE,
  26         PM_CMDLINE,
  27         PM_INSERT,
  28         PM_JAMMER
  29 };
  30 void normalmode(int c);
  31 void cmdlinemode(void);
  32 void insertmode(void);
  33 void jammermode(void);
  34 void visualmode(void);
  35 void visuallinemode(void);
  36
  37 typedef enum {
  38         WF_TRI = 0,
  39         WF_SAW,
  40         WF_PUL,
  41         WF_NOI,
  42         WF_SINE
  43 } waveform_t;
  44
  45 volatile struct oscillator {
  46         u16     freq;
  47         u16     phase;
  48         u16     duty;
  49         waveform_t waveform;
  50         u8 volume;      // 0-255
  51 } osc[4];
  52
  53 struct trackline {
  54         u8      note;
  55         u8      instr;
  56         u8      cmd[2];
  57         u8      param[2];
  58 };
  59
  60 struct track {
  61         struct trackline        line[TRACKLEN];
  62 };
  63
  64 struct instrline {
  65         u8                      cmd;
  66         u8                      param;
  67 };
  68
  69 struct instrument {
  70         int                     length;
  71         struct instrline        line[256];
  72 };
  73
  74 struct songline {
  75         u8                      track[4];
  76         u8                      transp[4];
  77 };
  78
  79 struct instrument instrument[256], iclip[256];
  80 struct track track[256], tclip[256];
  81 struct songline song[256];
  82
  83 int songlen, tracklen;
  84
  85 void initchip(void);
  86 u8 interrupthandler(void);
  87
  88 void readsong(int pos, int ch, u8 *dest);
  89 void readtrack(int num, int pos, struct trackline *tl);
  90 void readinstr(int num, int pos, u8 *il);
  91
  92 void silence(void);
  93 void iedplonk(int, int);
  94
  95 void initgui(void);
  96 void guiloop(void);
  97
  98 void display(void);
  99
 100 void startplaysong(int);
 101 void startplaytrack(int);
 102
 103 void parsecmd(char cmd[]);
 104
 105 // just some poorly-named variables for hackin together the repeat command
 106 int cmdrepeat;
 107 int cmdrepeatnum;
 108 int lastaction;
 109 int lastrepeatnum;
 110
 111 /* a linked list */
 112 /*typedef struct list_node{
 113         void *element;
 114         struct list_node *next;
 115 } NODE;
 116
 117 NODE *list_create(void *e);
 118 NODE *list_contains(NODE *n, int(*func)(void *, void *), void *match);
 119 int findu8(void *a, void *b);
 120
 121 NODE *highlightlines;*/
 122
 123 /* lines to be highlighted in visual line mode */
 124 int highlight_firstline, highlight_lastline, highlight_lineamount;
 125
 126 /* lines to be highlighted in visual mode */
 127 int highlight_firstx, highlight_firsty, highlight_lasty, highlight_lastx;
 128
 129 /* ACTIONS */
 130 void act_bigmvdown(void);
 131 void act_bigmvup(void);
 132 void act_mvbottom(void);
 133 void act_mvtop(void);
 134 void act_clritall(void);
 135 void act_clronething(void);
 136 void act_clrinsongtab(int y);
 137 void act_clrintracktab(int t, int y);
 138 void act_clrininstrtab(int instr, int y);
 139 void act_fxdec(void);
 140 void act_fxinc(void);
 141 void act_instrdec(void);
 142 void act_instrinc(void);
 143 void act_mvdown(void);
 144 void act_mvleft(void);
 145 void act_mvright(void);
 146 void act_mvup(void);
 147 void act_notedec(void);
 148 void act_noteinc(void);
 149 void act_octavedec(void);
 150 void act_octaveinc(void);
 151 void act_paramdec(void);
 152 void act_paraminc(void);
 153 void act_trackdec(void);
 154 void act_trackinc(void);
 155 void act_transpdec(void);
 156 void act_transpinc(void);
 157 void act_undo(void);
 158 void act_viewinstrdec(void);
 159 void act_viewinstrinc(void);
 160 void act_viewtrackdec(void);
 161 void act_viewtrackinc(void);
 162
 163 u8 trackpos;
 164 u8 playtrack;
 165 u8 playsong;
 166 u8 songpos;
 167 int songlen;
 168
 169 #endif /* PINEAPPLE_H */