plugins/dfinput/main.c

   1 /*
   2  * (C) GraÅ¾vydas "notaz" Ignotas, 2011
   3  *
   4  * This work is licensed under the terms of any of these licenses
   5  * (at your option):
   6  *  - GNU GPL, version 2 or later.
   7  *  - GNU LGPL, version 2.1 or later.
   8  * See the COPYING file in the top-level directory.
   9  */
  10
  11 #include "main.h"
  12
  13 unsigned char CurPad, CurByte, CurCmd, CmdLen;
  14
  15 /* since this is not a proper plugin, so we'll hook emu internals in a hackish way like this */
  16 extern void *PAD1_startPoll, *PAD1_poll;
  17 extern void *PAD2_startPoll, *PAD2_poll;
  18 extern unsigned char CALLBACK PAD1__startPoll(int pad);
  19 extern unsigned char CALLBACK PAD2__startPoll(int pad);
  20 extern unsigned char CALLBACK PAD1__poll(unsigned char value);
  21 extern unsigned char CALLBACK PAD2__poll(unsigned char value);
  22
  23 #ifndef HAVE_LIBRETRO
  24
  25 static int old_controller_type1 = -1, old_controller_type2 = -1;
  26
  27 #define select_pad(n) \
  28         if (pad.controllerType != old_controller_type##n) \
  29         { \
  30                 switch (pad.controllerType) \
  31                 { \
  32                 case PSE_PAD_TYPE_ANALOGPAD: \
  33                         PAD##n##_startPoll = PADstartPoll_pad; \
  34                         PAD##n##_poll = PADpoll_pad; \
  35                         pad_init(); \
  36                         break; \
  37                 case PSE_PAD_TYPE_GUNCON: \
  38                         /* Removed for new Guncon functionality, may have been required for very old touchscreen support */ \
  39                         /* PAD##n##_startPoll = PADstartPoll_guncon; */ \
  40                         /* PAD##n##_poll = PADpoll_guncon; */ \
  41                         /* guncon_init(); */ \
  42                         /* break; */ \
  43                 case PSE_PAD_TYPE_NEGCON: \
  44                 case PSE_PAD_TYPE_GUN: \
  45                 default: \
  46                         PAD##n##_startPoll = PAD##n##__startPoll; \
  47                         PAD##n##_poll = PAD##n##__poll; \
  48                         break; \
  49                 } \
  50         }
  51 #endif /* HAVE_LIBRETRO */
  52
  53
  54 void dfinput_activate(void)
  55 {
  56         #ifndef HAVE_LIBRETRO
  57         PadDataS pad;
  58
  59         pad.portMultitap = -1;
  60         pad.requestPadIndex = 0;
  61         PAD1_readPort1(&pad);
  62         select_pad(1);
  63
  64         pad.requestPadIndex = 1;
  65         PAD2_readPort2(&pad);
  66         select_pad(2);
  67         #endif
  68 }