source/src/vm/familybasic/familybasic.h

   1 /*
   2         Nintendo Family BASIC Emulator 'eFamilyBASIC'
   3
   4         Origin : nester
   5         Author : Takeda.Toshiya
   6         Date   : 2010.08.11-
   7
   8         [ virtual machine ]
   9 */
  10
  11 #ifndef _FAMILYBASIC_H_
  12 #define _FAMILYBASIC_H_
  13
  14 #define DEVICE_NAME             "Nintendo Family BASIC"
  15 #define CONFIG_NAME             "familybasic"
  16
  17 // device informations for virtual machine
  18 #define FRAMES_PER_SEC          60
  19 #define LINES_PER_FRAME         262
  20 #define CPU_CLOCKS              1789772
  21 #define SCREEN_WIDTH            256
  22 #define SCREEN_HEIGHT           240
  23 // pixel aspect should be 8:7
  24 #define WINDOW_HEIGHT_ASPECT    210
  25 #define HAS_N2A03
  26
  27 // device informations for win32
  28 #define USE_BOOT_MODE           3
  29 #define USE_TAPE
  30 #define USE_ALT_F10_KEY
  31 #define USE_AUTO_KEY            5
  32 #define USE_AUTO_KEY_RELEASE    6
  33 #define USE_AUTO_KEY_NO_CAPS
  34 #define USE_SOUND_VOLUME        2
  35 #define USE_JOYSTICK
  36 #define USE_JOY_BUTTON_CAPTIONS
  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("APU"), _T("CMT"),
  45 };
  46 #endif
  47
  48 #ifdef USE_JOY_BUTTON_CAPTIONS
  49 static const _TCHAR *joy_button_captions[] = {
  50         _T("Up"),
  51         _T("Down"),
  52         _T("Left"),
  53         _T("Right"),
  54         _T("Button #1"),
  55         _T("Button #2"),
  56         _T("Select"),
  57         _T("Start"),
  58 };
  59 #endif
  60
  61 class EMU;
  62 class DEVICE;
  63 class EVENT;
  64
  65 class DATAREC;
  66 class M6502;
  67
  68 class MEMORY;
  69 class APU;
  70 class PPU;
  71
  72 class VM
  73 {
  74 protected:
  75         EMU* emu;
  76
  77         // devices
  78         EVENT* event;
  79
  80         DATAREC* drec;
  81         M6502* cpu;
  82
  83         MEMORY* memory;
  84         APU* apu;
  85         PPU* ppu;
  86
  87         int boot_mode;
  88
  89 public:
  90         // ----------------------------------------
  91         // initialize
  92         // ----------------------------------------
  93
  94         VM(EMU* parent_emu);
  95         ~VM();
  96
  97         // ----------------------------------------
  98         // for emulation class
  99         // ----------------------------------------
 100
 101         // drive virtual machine
 102         void reset();
 103         void run();
 104
 105         // draw screen
 106         void draw_screen();
 107
 108         // sound generation
 109         void initialize_sound(int rate, int samples);
 110         uint16_t* create_sound(int* extra_frames);
 111         int get_sound_buffer_ptr();
 112 #ifdef USE_SOUND_VOLUME
 113         void set_sound_device_volume(int ch, int decibel_l, int decibel_r);
 114 #endif
 115
 116         // user interface
 117         void play_tape(const _TCHAR* file_path);
 118         void rec_tape(const _TCHAR* file_path);
 119         void close_tape();
 120         bool is_tape_inserted();
 121         bool is_tape_playing();
 122         bool is_tape_recording();
 123         int get_tape_position();
 124         bool is_frame_skippable();
 125
 126         void update_config();
 127         void save_state(FILEIO* state_fio);
 128         bool load_state(FILEIO* state_fio);
 129
 130         // ----------------------------------------
 131         // for each device
 132         // ----------------------------------------
 133
 134         // devices
 135         DEVICE* get_device(int id);
 136         DEVICE* dummy;
 137         DEVICE* first_device;
 138         DEVICE* last_device;
 139 };
 140
 141 #endif