source/src/vm/pcengine/pcengine.h

   1 /*
   2         NEC-HE PC Engine Emulator 'ePCEngine'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2012.10.31-
   6
   7         [ virtual machine ]
   8 */
   9
  10 #ifndef _PCENGINE_H_
  11 #define _PCENGINE_H_
  12
  13 #define DEVICE_NAME             "NEC-HE PC Engine"
  14 #define CONFIG_NAME             "pcengine"
  15
  16 #define FRAMES_PER_SEC          60
  17 #define LINES_PER_FRAME         262
  18 #define CPU_CLOCKS              7159090
  19 #define SCREEN_WIDTH            352
  20 #define SCREEN_HEIGHT           240
  21 // pixel aspect should be 8:7
  22 #define WINDOW_HEIGHT_ASPECT    210
  23
  24 #define SUPPORT_SUPER_GFX
  25 #define SUPPORT_BACKUP_RAM
  26 #define SUPPORT_CDROM
  27 #define _SCSI_DEBUG_LOG
  28 #define _CDROM_DEBUG_LOG
  29
  30 //#define SCSI_HOST_AUTO_ACK
  31 #define SCSI_DEV_IMMEDIATE_SELECT
  32
  33 // device informations for win32
  34 #define SOUND_RATE_DEFAULT      5       // 44100Hz
  35 #define SUPPORT_TV_RENDER
  36 #define USE_CART                1
  37 #define USE_COMPACT_DISC        1
  38 #define USE_SOUND_VOLUME        3
  39 #define USE_JOYSTICK
  40 #define USE_JOYSTICK_TYPE       4
  41 #define JOYSTICK_TYPE_DEFAULT   0
  42 #define USE_JOY_BUTTON_CAPTIONS
  43 #define USE_DEBUGGER
  44 #define USE_STATE
  45
  46 #include "../../common.h"
  47 #include "../../fileio.h"
  48 #include "../vm_template.h"
  49
  50 #ifdef USE_SOUND_VOLUME
  51 static const _TCHAR *sound_device_caption[] = {
  52         _T("PSG"), _T("CD-DA"), _T("ADPCM")
  53 };
  54 #endif
  55
  56 #ifdef USE_JOY_BUTTON_CAPTIONS
  57 static const _TCHAR *joy_button_captions[] = {
  58         _T("Up"),
  59         _T("Down"),
  60         _T("Left"),
  61         _T("Right"),
  62         _T("Button #1"),
  63         _T("Button #2"),
  64         _T("Select"),
  65         _T("Run"),
  66         _T("Button #3"),
  67         _T("Button #4"),
  68         _T("Button #5"),
  69         _T("Button #6"),
  70 };
  71 #endif
  72
  73 class EMU;
  74 class DEVICE;
  75 class EVENT;
  76
  77 class HUC6280;
  78 class MSM5205;
  79 class SCSI_HOST;
  80 class SCSI_CDROM;
  81
  82 namespace PCEDEV {
  83         class PCE;
  84         class ADPCM;
  85 }
  86 class VM : public VM_TEMPLATE
  87 {
  88 protected:
  89         //EMU* emu;
  90         //csp_state_utils* state_entry;
  91
  92         // devices
  93         EVENT* pceevent;
  94
  95         HUC6280* pcecpu;
  96         MSM5205* adpcm;
  97         SCSI_HOST* scsi_host;
  98         SCSI_CDROM* scsi_cdrom;
  99         PCEDEV::PCE* pce;
 100         PCEDEV::ADPCM* pce_adpcm;
 101 public:
 102         // ----------------------------------------
 103         // initialize
 104         // ----------------------------------------
 105
 106         VM(EMU_TEMPLATE* parent_emu);
 107         ~VM();
 108
 109         // ----------------------------------------
 110         // for emulation class
 111         // ----------------------------------------
 112
 113         // drive virtual machine
 114         void reset();
 115         void run();
 116         double get_frame_rate();
 117
 118 #ifdef USE_DEBUGGER
 119         // debugger
 120         DEVICE *get_cpu(int index);
 121 #endif
 122
 123         // draw screen
 124         void draw_screen();
 125
 126         // sound generation
 127         void initialize_sound(int rate, int samples);
 128         uint16_t* create_sound(int* extra_frames);
 129         int get_sound_buffer_ptr();
 130 #ifdef USE_SOUND_VOLUME
 131         void set_sound_device_volume(int ch, int decibel_l, int decibel_r);
 132 #endif
 133
 134         // user interface
 135         void open_cart(int drv, const _TCHAR* file_path);
 136         void close_cart(int drv);
 137         bool is_cart_inserted(int drv);
 138         void open_compact_disc(int drv, const _TCHAR* file_path);
 139         void close_compact_disc(int drv);
 140         bool is_compact_disc_inserted(int drv);
 141         uint32_t is_compact_disc_accessed();
 142         bool is_frame_skippable()
 143         {
 144                 return false;
 145         }
 146
 147         double get_current_usec();
 148         uint64_t get_current_clock_uint64();
 149
 150         void update_config();
 151         bool process_state(FILEIO* state_fio, bool loading);
 152
 153         // ----------------------------------------
 154         // for each device
 155         // ----------------------------------------
 156
 157         // devices
 158         DEVICE* get_device(int id);
 159         //DEVICE* dummy;
 160         //DEVICE* first_device;
 161         //DEVICE* last_device;
 162 };
 163
 164 #endif