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 #ifndef _WIN32
  12 #define CALLBACK
  13 #else
  14 #define WIN32_LEAN_AND_MEAN
  15 #include <windows.h>
  16 #endif
  17
  18 #include "main.h"
  19
  20 unsigned char CurPad, CurByte, CurCmd, CmdLen;
  21
  22 /* since this is not a proper plugin, so we'll hook emu internals in a hackish way like this */
  23 extern void *PAD1_startPoll, *PAD1_poll;
  24 extern void *PAD2_startPoll, *PAD2_poll;
  25 extern unsigned char CALLBACK PAD1__startPoll(int pad);
  26 extern unsigned char CALLBACK PAD2__startPoll(int pad);
  27 extern unsigned char CALLBACK PAD1__poll(unsigned char value);
  28 extern unsigned char CALLBACK PAD2__poll(unsigned char value);
  29
  30 #ifndef HAVE_LIBRETRO
  31
  32 static int old_controller_type1 = -1, old_controller_type2 = -1;
  33
  34 #define select_pad(n) \
  35         if (pad.controllerType != old_controller_type##n) \
  36         { \
  37                 switch (pad.controllerType) \
  38                 { \
  39                 case PSE_PAD_TYPE_ANALOGPAD: \
  40                         PAD##n##_startPoll = PADstartPoll_pad; \
  41                         PAD##n##_poll = PADpoll_pad; \
  42                         pad_init(); \
  43                         break; \
  44                 case PSE_PAD_TYPE_GUNCON: \
  45                         /* Removed for new Guncon functionality, may have been required for very old touchscreen support */ \
  46                         /* PAD##n##_startPoll = PADstartPoll_guncon; */ \
  47                         /* PAD##n##_poll = PADpoll_guncon; */ \
  48                         /* guncon_init(); */ \
  49                         /* break; */ \
  50                 case PSE_PAD_TYPE_NEGCON: \
  51                 case PSE_PAD_TYPE_GUN: \
  52                 default: \
  53                         PAD##n##_startPoll = PAD##n##__startPoll; \
  54                         PAD##n##_poll = PAD##n##__poll; \
  55                         break; \
  56                 } \
  57         }
  58 #endif /* HAVE_LIBRETRO */
  59
  60
  61 void dfinput_activate(void)
  62 {
  63         #ifndef HAVE_LIBRETRO
  64         PadDataS pad;
  65
  66         pad.portMultitap = -1;
  67         pad.requestPadIndex = 0;
  68         PAD1_readPort1(&pad);
  69         select_pad(1);
  70
  71         pad.requestPadIndex = 1;
  72         PAD2_readPort2(&pad);
  73         select_pad(2);
  74         #endif
  75 }