source/src/vm/bmjr/bmjr.h

   1 /*
   2         HITACH BASIC Master Jr Emulator 'eBASICMasterJr'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2015.08.28-
   6
   7         [ virtual machine ]
   8 */
   9
  10 #ifndef _BMJR_H_
  11 #define _BMJR_H_
  12
  13 #define DEVICE_NAME             "HITACHI BASIC Master Jr"
  14 #define CONFIG_NAME             "bmjr"
  15
  16 // device informations for virtual machine
  17 #define FRAMES_PER_SEC          60
  18 #define LINES_PER_FRAME         262
  19 #define CPU_CLOCKS              754560
  20 #define SCREEN_WIDTH            256
  21 #define SCREEN_HEIGHT           192
  22 //#define HAS_MB8861
  23 #define HAS_MC6800
  24
  25 // device informations for win32
  26 #define USE_TAPE
  27 #define USE_TAPE_BUTTON
  28 #define NOTIFY_KEY_DOWN
  29 #define USE_CRT_MONITOR_4_3 1
  30 #define USE_ALT_F10_KEY
  31 #define USE_AUTO_KEY            8
  32 #define USE_AUTO_KEY_RELEASE    10
  33 //#define USE_CRT_FILTER
  34 //#define USE_SCANLINE
  35 #define USE_SOUND_VOLUME        2
  36 #define USE_DEBUGGER
  37 #define USE_STATE
  38
  39 #include "../../common.h"
  40 #include "../../fileio.h"
  41
  42 #ifdef USE_SOUND_VOLUME
  43 static const _TCHAR *sound_device_caption[] = {
  44         _T("Beep"), _T("CMT"),
  45 };
  46 #endif
  47
  48 class EMU;
  49 class DEVICE;
  50 class EVENT;
  51
  52 class DATAREC;
  53 class MC6800;
  54 class MC6820;
  55
  56 class MEMORY;
  57
  58 class VM
  59 {
  60 protected:
  61         EMU* emu;
  62
  63         // devices
  64         EVENT* event;
  65
  66         DATAREC* drec;
  67         MC6800* cpu;
  68         MC6820* pia;
  69
  70         MEMORY* memory;
  71
  72 public:
  73         // ----------------------------------------
  74         // initialize
  75         // ----------------------------------------
  76
  77         VM(EMU* parent_emu);
  78         ~VM();
  79
  80         // ----------------------------------------
  81         // for emulation class
  82         // ----------------------------------------
  83
  84         // drive virtual machine
  85         void reset();
  86         void special_reset();
  87         void run();
  88         double get_frame_rate();
  89
  90 #ifdef USE_DEBUGGER
  91         // debugger
  92         DEVICE *get_cpu(int index);
  93 #endif
  94
  95         // draw screen
  96         void draw_screen();
  97 //      int get_access_lamp_status();
  98
  99         // sound generation
 100         void initialize_sound(int rate, int samples);
 101         uint16* create_sound(int* extra_frames);
 102         int get_sound_buffer_ptr();
 103 #ifdef USE_SOUND_VOLUME
 104         void set_sound_device_volume(int ch, int decibel_l, int decibel_r);
 105 #endif
 106
 107         // notify key
 108         void key_down(int code, bool repeat);
 109         void key_up(int code);
 110
 111         // user interface
 112         void play_tape(const _TCHAR* file_path);
 113         void rec_tape(const _TCHAR* file_path);
 114         void close_tape();
 115         bool is_tape_inserted();
 116         bool is_tape_playing();
 117         bool is_tape_recording();
 118         int get_tape_position();
 119         void push_play();
 120         void push_stop();
 121         void push_fast_forward();
 122         void push_fast_rewind();
 123         void push_apss_forward() {}
 124         void push_apss_rewind() {}
 125         bool is_frame_skippable();
 126
 127         void update_config();
 128         void save_state(FILEIO* state_fio);
 129         bool load_state(FILEIO* state_fio);
 130
 131         // ----------------------------------------
 132         // for each device
 133         // ----------------------------------------
 134
 135         // devices
 136         DEVICE* get_device(int id);
 137         DEVICE* dummy;
 138         DEVICE* first_device;
 139         DEVICE* last_device;
 140 };
 141
 142 #endif