source/src/vm/n5200/display.h

   1 /*
   2         NEC N5200 Emulator 'eN5200'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2008.06.10 -
   6
   7         [ display ]
   8 */
   9
  10 #ifndef _DISPLAY_H_
  11 #define _DISPLAY_H_
  12
  13 #include "../vm.h"
  14 #include "../../emu.h"
  15 #include "../device.h"
  16
  17 class DISPLAY : public DEVICE
  18 {
  19 private:
  20         DEVICE *d_pic;
  21         uint8_t *vram, *tvram;
  22
  23         bool vsync_enb;
  24
  25 public:
  26         DISPLAY(VM_TEMPLATE* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu)
  27         {
  28                 set_device_name(_T("Display"));
  29         }
  30         ~DISPLAY() {}
  31
  32         // common functions
  33         void initialize();
  34         void reset();
  35         void write_io8(uint32_t addr, uint32_t data);
  36         void event_vline(int v, int clock);
  37
  38         // unique functions
  39         void set_context_pic(DEVICE* device)
  40         {
  41                 d_pic = device;
  42         }
  43         void set_vram_ptr(uint8_t* ptr)
  44         {
  45                 vram = ptr;
  46         }
  47         void set_tvram_ptr(uint8_t* ptr)
  48         {
  49                 tvram = ptr;
  50         }
  51         void draw_screen();
  52 };
  53
  54 #endif
  55