source/src/vm/phc25/joystick.cpp

   1 /*
   2         SANYO PHC-25 Emulator 'ePHC-25'
   3         SEIKO MAP-1010 Emulator 'eMAP-1010'
   4
   5         Author : Takeda.Toshiya
   6         Date   : 2010.08.06-
   7
   8         [ joystick ]
   9 */
  10
  11 #include "joystick.h"
  12 #include "../ay_3_891x.h"
  13
  14 namespace PHC25 {
  15
  16 void JOYSTICK::initialize()
  17 {
  18         joy_stat = emu->get_joy_buffer();
  19
  20         // register event to update the key status
  21         register_frame_event(this);
  22 }
  23
  24 void JOYSTICK::event_frame()
  25 {
  26         d_psg->write_signal(SIG_AY_3_891X_PORT_A, ~(joy_stat[0] & 0x1f), 0xff);
  27         d_psg->write_signal(SIG_AY_3_891X_PORT_B, ~(joy_stat[1] & 0x1f), 0xff);
  28 }
  29
  30 }