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 namespace N5200 {
  18
  19 class DISPLAY : public DEVICE
  20 {
  21 private:
  22         DEVICE *d_pic;
  23         uint8_t *vram, *tvram;
  24
  25         bool vsync_enb;
  26
  27 public:
  28         DISPLAY(VM_TEMPLATE* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu)
  29         {
  30                 set_device_name(_T("Display"));
  31         }
  32         ~DISPLAY() {}
  33
  34         // common functions
  35         void initialize();
  36         void reset();
  37         void write_io8(uint32_t addr, uint32_t data);
  38         void event_vline(int v, int clock);
  39
  40         // unique functions
  41         void set_context_pic(DEVICE* device)
  42         {
  43                 d_pic = device;
  44         }
  45         void set_vram_ptr(uint8_t* ptr)
  46         {
  47                 vram = ptr;
  48         }
  49         void set_tvram_ptr(uint8_t* ptr)
  50         {
  51                 tvram = ptr;
  52         }
  53         void draw_screen();
  54 };
  55
  56 }
  57 #endif
  58