diff options
Diffstat (limited to 'src/osd/windows/input.c')
-rw-r--r-- | src/osd/windows/input.c | 2129 |
1 files changed, 2129 insertions, 0 deletions
diff --git a/src/osd/windows/input.c b/src/osd/windows/input.c new file mode 100644 index 00000000000..42a23c713bf --- /dev/null +++ b/src/osd/windows/input.c @@ -0,0 +1,2129 @@ +//============================================================ +// +// input.c - Win32 implementation of MAME input routines +// +// Copyright (c) 1996-2007, Nicola Salmoria and the MAME Team. +// Visit http://mamedev.org for licensing and usage restrictions. +// +//============================================================ + +// For testing purposes: force DirectInput +#define FORCE_DIRECTINPUT 0 + +// Needed for RAW Input +#define _WIN32_WINNT 0x501 + +// standard windows headers +#define WIN32_LEAN_AND_MEAN +#include <windows.h> +#include <winioctl.h> +#include <tchar.h> + +// undef WINNT for dinput.h to prevent duplicate definition +#undef WINNT +#ifdef DIRECTINPUT_VERSION +#undef DIRECTINPUT_VERSION +#endif +#define DIRECTINPUT_VERSION 0x0700 +#include <dinput.h> + +// standard C headers +#include <conio.h> +#include <ctype.h> +#include <stddef.h> + +// MAME headers +#include "osdepend.h" +#include "driver.h" +#include "ui.h" + +// MAMEOS headers +#include "winmain.h" +#include "window.h" +#include "input.h" +#include "debugwin.h" +#include "video.h" +#include "strconv.h" +#include "config.h" + +#ifdef MESS +#include "uimess.h" +#endif + + + +//============================================================ +// PARAMETERS +//============================================================ + +enum +{ + POVDIR_LEFT = 0, + POVDIR_RIGHT, + POVDIR_UP, + POVDIR_DOWN +}; + +#define MAX_KEYS 256 + +#define MAME_KEY 0 +#define DI_KEY 1 +#define VIRTUAL_KEY 2 +#define ASCII_KEY 3 + + + +//============================================================ +// MACROS +//============================================================ + +#define STRUCTSIZE(x) ((dinput_version == 0x0300) ? sizeof(x##_DX3) : sizeof(x)) + +#ifdef UNICODE +#define UNICODE_SUFFIX "W" +#else +#define UNICODE_SUFFIX "A" +#endif + + + +//============================================================ +// TYPEDEFS +//============================================================ + +// state information for a keyboard; DirectInput state must be first element +typedef struct _keyboard_state keyboard_state; +struct _keyboard_state +{ + UINT8 state[MAX_KEYS]; + INT8 oldkey[MAX_KEYS]; + INT8 currkey[MAX_KEYS]; +}; + + +// state information for a mouse; DirectInput state must be first element +typedef struct _mouse_state mouse_state; +struct _mouse_state +{ + DIMOUSESTATE2 state; + mouse_state * partner; + LONG raw_x, raw_y, raw_z; +}; + + +// state information for a joystick; DirectInput state must be first element +typedef struct _joystick_state joystick_state; +struct _joystick_state +{ + DIJOYSTATE state; + LONG rangemin[8]; + LONG rangemax[8]; +}; + + +// DirectInput-specific information about a device +typedef struct _dinput_device_info dinput_device_info; +struct _dinput_device_info +{ + LPDIRECTINPUTDEVICE device; + LPDIRECTINPUTDEVICE2 device2; + DIDEVCAPS caps; + LPCDIDATAFORMAT format; +}; + + +// RawInput-specific information about a device +typedef struct _rawinput_device_info rawinput_device_info; +struct _rawinput_device_info +{ + HANDLE device; +}; + + +// generic device information +typedef struct _device_info device_info; +struct _device_info +{ + // device information + device_info ** head; + device_info * next; + const char * name; + void (*poll)(device_info *info); + + // MAME information + input_device * device; + + // device state + union + { + keyboard_state keyboard; + mouse_state mouse; + joystick_state joystick; + }; + + // DirectInput/RawInput-specific state + dinput_device_info dinput; + rawinput_device_info rawinput; +}; + + +// RawInput APIs +typedef WINUSERAPI INT (WINAPI *get_rawinput_device_list_ptr)(OUT PRAWINPUTDEVICELIST pRawInputDeviceList, IN OUT PINT puiNumDevices, IN UINT cbSize); +typedef WINUSERAPI INT (WINAPI *get_rawinput_data_ptr)(IN HRAWINPUT hRawInput, IN UINT uiCommand, OUT LPVOID pData, IN OUT PINT pcbSize, IN UINT cbSizeHeader); +typedef WINUSERAPI INT (WINAPI *get_rawinput_device_info_ptr)(IN HANDLE hDevice, IN UINT uiCommand, OUT LPVOID pData, IN OUT PINT pcbSize); +typedef WINUSERAPI BOOL (WINAPI *register_rawinput_devices_ptr)(IN PCRAWINPUTDEVICE pRawInputDevices, IN UINT uiNumDevices, IN UINT cbSize); + + + +//============================================================ +// LOCAL VARIABLES +//============================================================ + +// global states +static UINT8 input_enabled; +static osd_lock * input_lock; +static UINT8 input_paused; +static DWORD last_poll; + +// DirectInput variables +static LPDIRECTINPUT dinput; +static int dinput_version; + +// RawInput variables +static get_rawinput_device_list_ptr get_rawinput_device_list; +static get_rawinput_data_ptr get_rawinput_data; +static get_rawinput_device_info_ptr get_rawinput_device_info; +static register_rawinput_devices_ptr register_rawinput_devices; + +// keyboard states +static UINT8 keyboard_win32_reported_key_down; +static device_info * keyboard_list; + +// mouse states +static UINT8 mouse_enabled; +static device_info * mouse_list; + +// lightgun states +static UINT8 lightgun_shared_axis_mode; +static UINT8 lightgun_enabled; +static device_info * lightgun_list; + +// joystick states +static device_info * joystick_list; + +// default axis names +static const TCHAR *default_axis_name[] = +{ + TEXT("X"), TEXT("Y"), TEXT("Z"), TEXT("RX"), + TEXT("RY"), TEXT("RZ"), TEXT("SL1"), TEXT("SL2") +}; + + + +//============================================================ +// PROTOTYPES +//============================================================ + +static void wininput_pause(running_machine *machine, int paused); +static void wininput_exit(running_machine *machine); + +// device list management +static void device_list_poll_devices(device_info *devlist_head); +static void device_list_reset_devices(device_info *devlist_head); + +// generic device management +static device_info *generic_device_alloc(device_info **devlist_head_ptr, const TCHAR *name); +static void generic_device_free(device_info *devinfo); +static int generic_device_index(device_info *devlist_head, device_info *devinfo); +static void generic_device_reset(device_info *devinfo); +static INT32 generic_button_get_state(void *device_internal, void *item_internal); +static INT32 generic_axis_get_state(void *device_internal, void *item_internal); + +// Win32-specific input code +static void win32_init(running_machine *machine); +static void win32_exit(running_machine *machine); +static void win32_keyboard_poll(device_info *devinfo); +static void win32_lightgun_poll(device_info *devinfo); + +// DirectInput-specific code +static void dinput_init(running_machine *machine); +static void dinput_exit(running_machine *machine); +static HRESULT dinput_set_dword_property(LPDIRECTINPUTDEVICE device, REFGUID property_guid, DWORD object, DWORD how, DWORD value); +static device_info *dinput_device_create(device_info **devlist_head_ptr, LPCDIDEVICEINSTANCE instance, LPCDIDATAFORMAT format1, LPCDIDATAFORMAT format2, DWORD cooperative_level); +static void dinput_device_release(device_info *devinfo); +static const char *dinput_device_item_name(device_info *devinfo, int offset, const TCHAR *defstring, const TCHAR *suffix); +static HRESULT dinput_device_poll(device_info *devinfo); +static BOOL CALLBACK dinput_keyboard_enum(LPCDIDEVICEINSTANCE instance, LPVOID ref); +static void dinput_keyboard_poll(device_info *devinfo); +static BOOL CALLBACK dinput_mouse_enum(LPCDIDEVICEINSTANCE instance, LPVOID ref); +static void dinput_mouse_poll(device_info *devinfo); +static BOOL CALLBACK dinput_joystick_enum(LPCDIDEVICEINSTANCE instance, LPVOID ref); +static void dinput_joystick_poll(device_info *devinfo); +static INT32 dinput_joystick_pov_get_state(void *device_internal, void *item_internal); + +// RawInput-specific code +static void rawinput_init(running_machine *machine); +static void rawinput_exit(running_machine *machine); +static device_info *rawinput_device_create(device_info **devlist_head_ptr, PRAWINPUTDEVICELIST device); +static void rawinput_device_release(device_info *info); +static TCHAR *rawinput_device_improve_name(TCHAR *name); +static void rawinput_keyboard_enum(PRAWINPUTDEVICELIST device); +static void rawinput_keyboard_update(HANDLE device, RAWKEYBOARD *data); +static void rawinput_mouse_enum(PRAWINPUTDEVICELIST device); +static void rawinput_mouse_update(HANDLE device, RAWMOUSE *data); +static void rawinput_mouse_poll(device_info *devinfo); + +// misc utilities +static TCHAR *reg_query_string(HKEY key, const TCHAR *path); +static const TCHAR *default_button_name(int which); +static const TCHAR *default_pov_name(int which); + + + +//============================================================ +// KEYBOARD/JOYSTICK LIST +//============================================================ + +// master keyboard translation table +static const int win_key_trans_table[][4] = +{ + // MAME key dinput key virtual key ascii + { ITEM_ID_ESC, DIK_ESCAPE, VK_ESCAPE, 27 }, + { ITEM_ID_1, DIK_1, '1', '1' }, + { ITEM_ID_2, DIK_2, '2', '2' }, + { ITEM_ID_3, DIK_3, '3', '3' }, + { ITEM_ID_4, DIK_4, '4', '4' }, + { ITEM_ID_5, DIK_5, '5', '5' }, + { ITEM_ID_6, DIK_6, '6', '6' }, + { ITEM_ID_7, DIK_7, '7', '7' }, + { ITEM_ID_8, DIK_8, '8', '8' }, + { ITEM_ID_9, DIK_9, '9', '9' }, + { ITEM_ID_0, DIK_0, '0', '0' }, + { ITEM_ID_MINUS, DIK_MINUS, VK_OEM_MINUS, '-' }, + { ITEM_ID_EQUALS, DIK_EQUALS, VK_OEM_PLUS, '=' }, + { ITEM_ID_BACKSPACE, DIK_BACK, VK_BACK, 8 }, + { ITEM_ID_TAB, DIK_TAB, VK_TAB, 9 }, + { ITEM_ID_Q, DIK_Q, 'Q', 'Q' }, + { ITEM_ID_W, DIK_W, 'W', 'W' }, + { ITEM_ID_E, DIK_E, 'E', 'E' }, + { ITEM_ID_R, DIK_R, 'R', 'R' }, + { ITEM_ID_T, DIK_T, 'T', 'T' }, + { ITEM_ID_Y, DIK_Y, 'Y', 'Y' }, + { ITEM_ID_U, DIK_U, 'U', 'U' }, + { ITEM_ID_I, DIK_I, 'I', 'I' }, + { ITEM_ID_O, DIK_O, 'O', 'O' }, + { ITEM_ID_P, DIK_P, 'P', 'P' }, + { ITEM_ID_OPENBRACE, DIK_LBRACKET, VK_OEM_4, '[' }, + { ITEM_ID_CLOSEBRACE, DIK_RBRACKET, VK_OEM_6, ']' }, + { ITEM_ID_ENTER, DIK_RETURN, VK_RETURN, 13 }, + { ITEM_ID_LCONTROL, DIK_LCONTROL, VK_LCONTROL, 0 }, + { ITEM_ID_A, DIK_A, 'A', 'A' }, + { ITEM_ID_S, DIK_S, 'S', 'S' }, + { ITEM_ID_D, DIK_D, 'D', 'D' }, + { ITEM_ID_F, DIK_F, 'F', 'F' }, + { ITEM_ID_G, DIK_G, 'G', 'G' }, + { ITEM_ID_H, DIK_H, 'H', 'H' }, + { ITEM_ID_J, DIK_J, 'J', 'J' }, + { ITEM_ID_K, DIK_K, 'K', 'K' }, + { ITEM_ID_L, DIK_L, 'L', 'L' }, + { ITEM_ID_COLON, DIK_SEMICOLON, VK_OEM_1, ';' }, + { ITEM_ID_QUOTE, DIK_APOSTROPHE, VK_OEM_7, '\'' }, + { ITEM_ID_TILDE, DIK_GRAVE, VK_OEM_3, '`' }, + { ITEM_ID_LSHIFT, DIK_LSHIFT, VK_LSHIFT, 0 }, + { ITEM_ID_BACKSLASH, DIK_BACKSLASH, VK_OEM_5, '\\' }, + { ITEM_ID_Z, DIK_Z, 'Z', 'Z' }, + { ITEM_ID_X, DIK_X, 'X', 'X' }, + { ITEM_ID_C, DIK_C, 'C', 'C' }, + { ITEM_ID_V, DIK_V, 'V', 'V' }, + { ITEM_ID_B, DIK_B, 'B', 'B' }, + { ITEM_ID_N, DIK_N, 'N', 'N' }, + { ITEM_ID_M, DIK_M, 'M', 'M' }, + { ITEM_ID_COMMA, DIK_COMMA, VK_OEM_COMMA, ',' }, + { ITEM_ID_STOP, DIK_PERIOD, VK_OEM_PERIOD, '.' }, + { ITEM_ID_SLASH, DIK_SLASH, VK_OEM_2, '/' }, + { ITEM_ID_RSHIFT, DIK_RSHIFT, VK_RSHIFT, 0 }, + { ITEM_ID_ASTERISK, DIK_MULTIPLY, VK_MULTIPLY, '*' }, + { ITEM_ID_LALT, DIK_LMENU, VK_LMENU, 0 }, + { ITEM_ID_SPACE, DIK_SPACE, VK_SPACE, ' ' }, + { ITEM_ID_CAPSLOCK, DIK_CAPITAL, VK_CAPITAL, 0 }, + { ITEM_ID_F1, DIK_F1, VK_F1, 0 }, + { ITEM_ID_F2, DIK_F2, VK_F2, 0 }, + { ITEM_ID_F3, DIK_F3, VK_F3, 0 }, + { ITEM_ID_F4, DIK_F4, VK_F4, 0 }, + { ITEM_ID_F5, DIK_F5, VK_F5, 0 }, + { ITEM_ID_F6, DIK_F6, VK_F6, 0 }, + { ITEM_ID_F7, DIK_F7, VK_F7, 0 }, + { ITEM_ID_F8, DIK_F8, VK_F8, 0 }, + { ITEM_ID_F9, DIK_F9, VK_F9, 0 }, + { ITEM_ID_F10, DIK_F10, VK_F10, 0 }, + { ITEM_ID_NUMLOCK, DIK_NUMLOCK, VK_NUMLOCK, 0 }, + { ITEM_ID_SCRLOCK, DIK_SCROLL, VK_SCROLL, 0 }, + { ITEM_ID_7_PAD, DIK_NUMPAD7, VK_NUMPAD7, 0 }, + { ITEM_ID_8_PAD, DIK_NUMPAD8, VK_NUMPAD8, 0 }, + { ITEM_ID_9_PAD, DIK_NUMPAD9, VK_NUMPAD9, 0 }, + { ITEM_ID_MINUS_PAD, DIK_SUBTRACT, VK_SUBTRACT, 0 }, + { ITEM_ID_4_PAD, DIK_NUMPAD4, VK_NUMPAD4, 0 }, + { ITEM_ID_5_PAD, DIK_NUMPAD5, VK_NUMPAD5, 0 }, + { ITEM_ID_6_PAD, DIK_NUMPAD6, VK_NUMPAD6, 0 }, + { ITEM_ID_PLUS_PAD, DIK_ADD, VK_ADD, 0 }, + { ITEM_ID_1_PAD, DIK_NUMPAD1, VK_NUMPAD1, 0 }, + { ITEM_ID_2_PAD, DIK_NUMPAD2, VK_NUMPAD2, 0 }, + { ITEM_ID_3_PAD, DIK_NUMPAD3, VK_NUMPAD3, 0 }, + { ITEM_ID_0_PAD, DIK_NUMPAD0, VK_NUMPAD0, 0 }, + { ITEM_ID_DEL_PAD, DIK_DECIMAL, VK_DECIMAL, 0 }, + { ITEM_ID_F11, DIK_F11, VK_F11, 0 }, + { ITEM_ID_F12, DIK_F12, VK_F12, 0 }, + { ITEM_ID_F13, DIK_F13, VK_F13, 0 }, + { ITEM_ID_F14, DIK_F14, VK_F14, 0 }, + { ITEM_ID_F15, DIK_F15, VK_F15, 0 }, + { ITEM_ID_ENTER_PAD, DIK_NUMPADENTER, VK_RETURN, 0 }, + { ITEM_ID_RCONTROL, DIK_RCONTROL, VK_RCONTROL, 0 }, + { ITEM_ID_SLASH_PAD, DIK_DIVIDE, VK_DIVIDE, 0 }, + { ITEM_ID_PRTSCR, DIK_SYSRQ, 0, 0 }, + { ITEM_ID_RALT, DIK_RMENU, VK_RMENU, 0 }, + { ITEM_ID_HOME, DIK_HOME, VK_HOME, 0 }, + { ITEM_ID_UP, DIK_UP, VK_UP, 0 }, + { ITEM_ID_PGUP, DIK_PRIOR, VK_PRIOR, 0 }, + { ITEM_ID_LEFT, DIK_LEFT, VK_LEFT, 0 }, + { ITEM_ID_RIGHT, DIK_RIGHT, VK_RIGHT, 0 }, + { ITEM_ID_END, DIK_END, VK_END, 0 }, + { ITEM_ID_DOWN, DIK_DOWN, VK_DOWN, 0 }, + { ITEM_ID_PGDN, DIK_NEXT, VK_NEXT, 0 }, + { ITEM_ID_INSERT, DIK_INSERT, VK_INSERT, 0 }, + { ITEM_ID_DEL, DIK_DELETE, VK_DELETE, 0 }, + { ITEM_ID_LWIN, DIK_LWIN, VK_LWIN, 0 }, + { ITEM_ID_RWIN, DIK_RWIN, VK_RWIN, 0 }, + { ITEM_ID_MENU, DIK_APPS, VK_APPS, 0 }, + { ITEM_ID_PAUSE, DIK_PAUSE, VK_PAUSE, 0 }, + { ITEM_ID_CANCEL, 0, VK_CANCEL, 0 }, + + // New keys introduced in Windows 2000. These have no MAME codes to + // preserve compatibility with old config files that may refer to them + // as e.g. FORWARD instead of e.g. KEYCODE_WEBFORWARD. They need table + // entries anyway because otherwise they aren't recognized when + // GetAsyncKeyState polling is used (as happens currently when MAME is + // paused). Some codes are missing because the mapping to vkey codes + // isn't clear, and MapVirtualKey is no help. + + { ITEM_ID_OTHER_SWITCH, DIK_MUTE, VK_VOLUME_MUTE, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_VOLUMEDOWN, VK_VOLUME_DOWN, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_VOLUMEUP, VK_VOLUME_UP, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_WEBHOME, VK_BROWSER_HOME, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_WEBSEARCH, VK_BROWSER_SEARCH, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_WEBFAVORITES, VK_BROWSER_FAVORITES, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_WEBREFRESH, VK_BROWSER_REFRESH, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_WEBSTOP, VK_BROWSER_STOP, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_WEBFORWARD, VK_BROWSER_FORWARD, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_WEBBACK, VK_BROWSER_BACK, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_MAIL, VK_LAUNCH_MAIL, 0 }, + { ITEM_ID_OTHER_SWITCH, DIK_MEDIASELECT, VK_LAUNCH_MEDIA_SELECT, 0 }, +}; + + + +//============================================================ +// INLINE FUNCTIONS +//============================================================ + +INLINE void poll_if_necessary(void) +{ + // make sure we poll at least once every 1/4 second + if (GetTickCount() > last_poll + 1000 / 4) + wininput_poll(); +} + + +INLINE input_item_id keyboard_map_scancode_to_itemid(int scancode) +{ + int tablenum; + + // scan the table for a match + for (tablenum = 0; tablenum < ARRAY_LENGTH(win_key_trans_table); tablenum++) + if (win_key_trans_table[tablenum][DI_KEY] == scancode) + return win_key_trans_table[tablenum][MAME_KEY]; + + // default to an "other" switch + return ITEM_ID_OTHER_SWITCH; +} + + +INLINE INT32 normalize_absolute_axis(INT32 raw, INT32 rawmin, INT32 rawmax) +{ + INT32 center = (rawmax + rawmin) / 2; + + // make sure we have valid data + if (rawmin >= rawmax) + return raw; + + // above center + if (raw >= center) + { + INT32 result = (INT64)(raw - center) * (INT64)INPUT_ABSOLUTE_MAX / (INT64)(rawmax - center); + return MIN(result, INPUT_ABSOLUTE_MAX); + } + + // below center + else + { + INT32 result = -((INT64)(center - raw) * (INT64)-INPUT_ABSOLUTE_MIN / (INT64)(center - rawmin)); + return MAX(result, INPUT_ABSOLUTE_MIN); + } +} + + + +//============================================================ +// wininput_init +//============================================================ + +void wininput_init(running_machine *machine) +{ + // we need pause and exit callbacks + add_pause_callback(machine, wininput_pause); + add_exit_callback(machine, wininput_exit); + + // allocate a lock for input synchronizations, since messages sometimes come from another thread + input_lock = osd_lock_alloc(); + assert_always(input_lock != NULL, "Failed to allocate input_lock"); + + // decode the options + lightgun_shared_axis_mode = options_get_bool(mame_options(), WINOPTION_DUAL_LIGHTGUN); + + // initialize RawInput and DirectInput (RawInput first so we can fall back) + rawinput_init(machine); + dinput_init(machine); + win32_init(machine); + + // poll once to get the initial states + input_enabled = TRUE; + wininput_poll(); +} + + +//============================================================ +// wininput_pause +//============================================================ + +static void wininput_pause(running_machine *machine, int paused) +{ + // keep track of the paused state + input_paused = paused; +} + + +//============================================================ +// wininput_exit +//============================================================ + +static void wininput_exit(running_machine *machine) +{ + // acquire the lock and turn off input (this ensures everyone is done) + osd_lock_acquire(input_lock); + input_enabled = FALSE; + osd_lock_release(input_lock); + + // free the lock + osd_lock_free(input_lock); +} + + +//============================================================ +// wininput_poll +//============================================================ + +void wininput_poll(void) +{ + int hasfocus = winwindow_has_focus(); + + // ignore if not enabled + if (!input_enabled) + return; + + // remember when this happened + last_poll = GetTickCount(); + + // periodically process events, in case they're not coming through + // this also will make sure the mouse state is up-to-date + winwindow_process_events_periodic(); + + // track if mouse/lightgun is enabled, for mouse hiding purposes + mouse_enabled = input_device_class_enabled(DEVICE_CLASS_MOUSE); + lightgun_enabled = input_device_class_enabled(DEVICE_CLASS_LIGHTGUN); + + // poll all of the devices + if (hasfocus) + { + device_list_poll_devices(keyboard_list); + device_list_poll_devices(mouse_list); + device_list_poll_devices(lightgun_list); + device_list_poll_devices(joystick_list); + } + else + { + device_list_reset_devices(keyboard_list); + device_list_reset_devices(mouse_list); + device_list_reset_devices(lightgun_list); + device_list_reset_devices(joystick_list); + } +} + + +//============================================================ +// wininput_should_hide_mouse +//============================================================ + +int wininput_should_hide_mouse(void) +{ + // if we are paused or disabled, no + if (input_paused || !input_enabled) + return FALSE; + + // if neither mice nor lightguns enabled in the core, then no + if (!mouse_enabled && !lightgun_enabled) + return FALSE; + + // if the window has a menu, no + if (win_window_list != NULL && win_has_menu(win_window_list)) + return FALSE; + + // otherwise, yes + return TRUE; +} + + +//============================================================ +// wininput_handle_mouse_button +//============================================================ + +void wininput_handle_mouse_button(int button, int down, int x, int y) +{ + device_info *devinfo; + + // ignore if not enabled + if (!input_enabled) + return; + + // only need this for shared axis hack + if (!lightgun_shared_axis_mode || button >= 4) + return; + + // choose a device based on the button + devinfo = lightgun_list; + if (button >= 2 && devinfo != NULL) + { + button -= 2; + devinfo = devinfo->next; + } + + // take the lock + osd_lock_acquire(input_lock); + + // set the button state + devinfo->mouse.state.rgbButtons[button] = down ? 0x80 : 0x00; + if (down) + { + RECT client_rect; + POINT mousepos; + + // get the position relative to the window + GetClientRect(win_window_list->hwnd, &client_rect); + mousepos.x = x; + mousepos.y = y; + ScreenToClient(win_window_list->hwnd, &mousepos); + + // convert to absolute coordinates + devinfo->mouse.state.lX = normalize_absolute_axis(mousepos.x, client_rect.left, client_rect.right); + devinfo->mouse.state.lY = normalize_absolute_axis(mousepos.y, client_rect.top, client_rect.bottom); + } + + // release the lock + osd_lock_release(input_lock); +} + + +//============================================================ +// wininput_handle_raw +//============================================================ + +BOOL wininput_handle_raw(HANDLE device) +{ + BYTE small_buffer[4096]; + LPBYTE data = small_buffer; + BOOL result = FALSE; + int size; + + // ignore if not enabled + if (!input_enabled) + return result; + + // determine the size of databuffer we need + if ((*get_rawinput_data)((HRAWINPUT)device, RID_INPUT, NULL, &size, sizeof(RAWINPUTHEADER)) != 0) + return result; + + // if necessary, allocate a temporary buffer and fetch the data + if (size > sizeof(small_buffer)) + { + data = malloc(size); + if (data == NULL) + return result; + } + + // fetch the data and process the appropriate message types + result = (*get_rawinput_data)((HRAWINPUT)device, RID_INPUT, data, &size, sizeof(RAWINPUTHEADER)); + if (result != 0) + { + RAWINPUT *input = (RAWINPUT *)data; + + // handle keyboard input + if (input->header.dwType == RIM_TYPEKEYBOARD) + { + osd_lock_acquire(input_lock); + rawinput_keyboard_update(input->header.hDevice, &input->data.keyboard); + osd_lock_release(input_lock); + result = TRUE; + } + + // handle mouse input + else if (input->header.dwType == RIM_TYPEMOUSE) + { + osd_lock_acquire(input_lock); + rawinput_mouse_update(input->header.hDevice, &input->data.mouse); + osd_lock_release(input_lock); + result = TRUE; + } + } + + // free the temporary buffer and return the result + if (data != small_buffer) + free(data); + return result; +} + + +//============================================================ +// osd_customize_inputport_list +//============================================================ + +void osd_customize_inputport_list(input_port_default_entry *defaults) +{ + input_port_default_entry *idef = defaults; + + // loop over all the defaults + for (idef = defaults; idef->type != IPT_END; idef++) + switch (idef->type) + { + // disable the config menu if the ALT key is down + // (allows ALT-TAB to switch between windows apps) + case IPT_UI_CONFIGURE: + input_seq_set_5(&idef->defaultseq, KEYCODE_TAB, SEQCODE_NOT, KEYCODE_LALT, SEQCODE_NOT, KEYCODE_RALT); + break; + + // alt-enter for fullscreen + case IPT_OSD_1: + idef->token = "TOGGLE_FULLSCREEN"; + idef->name = "Toggle Fullscreen"; + input_seq_set_2(&idef->defaultseq, KEYCODE_LALT, KEYCODE_ENTER); + break; + +#ifdef MESS + case IPT_OSD_2: + if (mess_use_new_ui()) + { + idef->token = "TOGGLE_MENUBAR"; + idef->name = "Toggle Menubar"; + input_seq_set_1 (&idef->defaultseq, KEYCODE_SCRLOCK); + } + break; + + case IPT_UI_THROTTLE: + input_seq_set_0(&idef->defaultseq); + break; +#endif /* MESS */ + } +} + + +//============================================================ +// device_list_poll_devices +//============================================================ + +static void device_list_poll_devices(device_info *devlist_head) +{ + device_info *curdev; + + for (curdev = devlist_head; curdev != NULL; curdev = curdev->next) + if (curdev->poll != NULL) + (*curdev->poll)(curdev); +} + + +//============================================================ +// device_list_reset_devices +//============================================================ + +static void device_list_reset_devices(device_info *devlist_head) +{ + device_info *curdev; + + for (curdev = devlist_head; curdev != NULL; curdev = curdev->next) + generic_device_reset(curdev); +} + + +//============================================================ +// generic_device_alloc +//============================================================ + +static device_info *generic_device_alloc(device_info **devlist_head_ptr, const TCHAR *name) +{ + device_info **curdev_ptr; + device_info *devinfo; + + // allocate memory for the device object + devinfo = malloc_or_die(sizeof(*devinfo)); + memset(devinfo, 0, sizeof(*devinfo)); + devinfo->head = devlist_head_ptr; + + // allocate a UTF8 copy of the name + devinfo->name = utf8_from_tstring(name); + if (devinfo->name == NULL) + goto error; + + // append us to the list + for (curdev_ptr = devinfo->head; *curdev_ptr != NULL; curdev_ptr = &(*curdev_ptr)->next) ; + *curdev_ptr = devinfo; + + return devinfo; + +error: + free(devinfo); + return NULL; +} + + +//============================================================ +// generic_device_free +//============================================================ + +static void generic_device_free(device_info *devinfo) +{ + device_info **curdev_ptr; + + // remove us from the list + for (curdev_ptr = devinfo->head; *curdev_ptr != devinfo && *curdev_ptr != NULL; curdev_ptr = &(*curdev_ptr)->next) ; + if (*curdev_ptr == devinfo) + *curdev_ptr = devinfo->next; + + // free the copy of the name if present + if (devinfo->name != NULL) + free((void *)devinfo->name); + devinfo->name = NULL; + + // and now free the info + free(devinfo); +} + + +//============================================================ +// generic_device_index +//============================================================ + +static int generic_device_index(device_info *devlist_head, device_info *devinfo) +{ + int index = 0; + while (devlist_head != NULL) + { + if (devlist_head == devinfo) + return index; + index++; + devlist_head = devlist_head->next; + } + return -1; +} + + +//============================================================ +// generic_device_reset +//============================================================ + +static void generic_device_reset(device_info *devinfo) +{ + // keyboard case + if (devinfo->head == &keyboard_list) + memset(devinfo->keyboard.state, 0, sizeof(devinfo->keyboard.state)); + + // mouse/lightgun case + else if (devinfo->head == &mouse_list || devinfo->head == &lightgun_list) + memset(&devinfo->mouse.state, 0, sizeof(devinfo->mouse.state)); + + // joystick case + else if (devinfo->head == &joystick_list) + { + int povnum; + + memset(&devinfo->joystick.state, 0, sizeof(devinfo->joystick.state)); + for (povnum = 0; povnum < ARRAY_LENGTH(devinfo->joystick.state.rgdwPOV); povnum++) + devinfo->joystick.state.rgdwPOV[povnum] = 0xffff; + } +} + + +//============================================================ +// generic_button_get_state +//============================================================ + +static INT32 generic_button_get_state(void *device_internal, void *item_internal) +{ + BYTE *itemdata = item_internal; + + // return the current state + poll_if_necessary(); + return *itemdata >> 7; +} + + +//============================================================ +// generic_axis_get_state +//============================================================ + +static INT32 generic_axis_get_state(void *device_internal, void *item_internal) +{ + LONG *axisdata = item_internal; + + // return the current state + poll_if_necessary(); + return *axisdata; +} + + +//============================================================ +// win32_init +//============================================================ + +static void win32_init(running_machine *machine) +{ + int gunnum; + + // we don't need any initialization unless we are using shared axis mode for lightguns + if (!lightgun_shared_axis_mode) + return; + + // we need an exit callback + add_exit_callback(machine, win32_exit); + + // allocate two lightgun devices + for (gunnum = 0; gunnum < 2; gunnum++) + { + static const TCHAR *gun_names[] = { TEXT("Shared Axis Gun 1"), TEXT("Shared Axis Gun 2") }; + device_info *devinfo; + int axisnum, butnum; + + // allocate a device + devinfo = generic_device_alloc(&lightgun_list, gun_names[gunnum]); + if (devinfo == NULL) + break; + + // add the device + devinfo->device = input_device_add(DEVICE_CLASS_LIGHTGUN, devinfo->name, devinfo); + + // populate the axes + for (axisnum = 0; axisnum < 2; axisnum++) + { + const char *name = utf8_from_tstring(default_axis_name[axisnum]); + input_device_item_add(devinfo->device, name, &devinfo->mouse.state.lX + axisnum, ITEM_ID_XAXIS + axisnum, generic_axis_get_state); + free((void *)name); + } + + // populate the buttons + for (butnum = 0; butnum < 2; butnum++) + { + const char *name = utf8_from_tstring(default_button_name(butnum)); + input_device_item_add(devinfo->device, name, &devinfo->mouse.state.rgbButtons[butnum], ITEM_ID_BUTTON1 + butnum, generic_button_get_state); + free((void *)name); + } + } +} + + +//============================================================ +// win32_exit +//============================================================ + +static void win32_exit(running_machine *machine) +{ + // skip if we're in shared axis mode + if (!lightgun_shared_axis_mode) + return; + + // delete the lightgun devices + while (lightgun_list != NULL) + generic_device_free(lightgun_list); +} + + +//============================================================ +// win32_keyboard_poll +//============================================================ + +static void win32_keyboard_poll(device_info *devinfo) +{ + int keynum; + + // clear the flag that says we detected a key down via win32 + keyboard_win32_reported_key_down = FALSE; + + // reset the keyboard state and then repopulate + memset(devinfo->keyboard.state, 0, sizeof(devinfo->keyboard.state)); + + // iterate over keys + for (keynum = 0; keynum < ARRAY_LENGTH(win_key_trans_table); keynum++) + { + int vk = win_key_trans_table[keynum][VIRTUAL_KEY]; + if (vk != 0 && (GetAsyncKeyState(vk) & 0x8000) != 0) + { + int dik = win_key_trans_table[keynum][DI_KEY]; + + // conver the VK code to a scancode (DIK code) + if (dik != 0) + devinfo->keyboard.state[dik] = 0x80; + + // set this flag so that we continue to use win32 until all keys are up + keyboard_win32_reported_key_down = TRUE; + } + } +} + + +//============================================================ +// win32_lightgun_poll +//============================================================ + +static void win32_lightgun_poll(device_info *devinfo) +{ + INT32 xpos = 0, ypos = 0; + POINT mousepos; + + // if we are using the shared axis hack, the data is updated via Windows messages only + if (lightgun_shared_axis_mode) + return; + + // get the cursor position and transform into final results + GetCursorPos(&mousepos); + if (win_window_list != NULL) + { + RECT client_rect; + + // get the position relative to the window + GetClientRect(win_window_list->hwnd, &client_rect); + ScreenToClient(win_window_list->hwnd, &mousepos); + + // convert to absolute coordinates + xpos = normalize_absolute_axis(mousepos.x, client_rect.left, client_rect.right); + ypos = normalize_absolute_axis(mousepos.y, client_rect.top, client_rect.bottom); + } + + // update the X/Y positions + devinfo->mouse.state.lX = xpos; + devinfo->mouse.state.lY = ypos; +} + + +//============================================================ +// dinput_init +//============================================================ + +static void dinput_init(running_machine *machine) +{ + HRESULT result; + + // first attempt to initialize DirectInput at the current version + dinput_version = DIRECTINPUT_VERSION; + result = DirectInputCreate(GetModuleHandle(NULL), dinput_version, &dinput, NULL); + if (result != DI_OK) + { + // if that fails, try version 5 + dinput_version = 0x0500; + result = DirectInputCreate(GetModuleHandle(NULL), dinput_version, &dinput, NULL); + if (result != DI_OK) + { + // if that fails, try version 3 + dinput_version = 0x0300; + result = DirectInputCreate(GetModuleHandle(NULL), dinput_version, &dinput, NULL); + if (result != DI_OK) + { + dinput_version = 0; + return; + } + } + } + mame_printf_verbose("DirectInput: Using DirectInput %d\n", dinput_version >> 8); + + // we need an exit callback + add_exit_callback(machine, dinput_exit); + + // initialize keyboard devices, but only if we don't have any yet + if (keyboard_list == NULL) + { + // enumerate the ones we have + result = IDirectInput_EnumDevices(dinput, DIDEVTYPE_KEYBOARD, dinput_keyboard_enum, 0, DIEDFL_ATTACHEDONLY); + if (result != DI_OK) + fatalerror("DirectInput: Unable to enumerate keyboards (result=%08X)\n", (UINT32)result); + } + + // initialize mouse & lightgun devices, but only if we don't have any yet + if (mouse_list == NULL) + { + // enumerate the ones we have + result = IDirectInput_EnumDevices(dinput, DIDEVTYPE_MOUSE, dinput_mouse_enum, 0, DIEDFL_ATTACHEDONLY); + if (result != DI_OK) + fatalerror("DirectInput: Unable to enumerate mice (result=%08X)\n", (UINT32)result); + } + + // initialize joystick devices + result = IDirectInput_EnumDevices(dinput, DIDEVTYPE_JOYSTICK, dinput_joystick_enum, 0, DIEDFL_ATTACHEDONLY); + if (result != DI_OK) + fatalerror("DirectInput: Unable to enumerate joysticks (result=%08X)\n", (UINT32)result); +} + + +//============================================================ +// dinput_exit +//============================================================ + +static void dinput_exit(running_machine *machine) +{ + // release all our devices + while (joystick_list != NULL && joystick_list->dinput.device != NULL) + dinput_device_release(joystick_list); + while (lightgun_list != NULL && lightgun_list->dinput.device != NULL) + dinput_device_release(lightgun_list); + while (mouse_list != NULL && mouse_list->dinput.device != NULL) + dinput_device_release(mouse_list); + while (keyboard_list != NULL && keyboard_list->dinput.device != NULL) + dinput_device_release(keyboard_list); + + // release DirectInput + if (dinput != NULL) + IDirectInput_Release(dinput); + dinput = NULL; +} + + +//============================================================ +// dinput_set_dword_property +//============================================================ + +static HRESULT dinput_set_dword_property(LPDIRECTINPUTDEVICE device, REFGUID property_guid, DWORD object, DWORD how, DWORD value) +{ + DIPROPDWORD dipdw; + + dipdw.diph.dwSize = sizeof(dipdw); + dipdw.diph.dwHeaderSize = sizeof(dipdw.diph); + dipdw.diph.dwObj = object; + dipdw.diph.dwHow = how; + dipdw.dwData = value; + + return IDirectInputDevice_SetProperty(device, property_guid, &dipdw.diph); +} + + +//============================================================ +// dinput_device_create +//============================================================ + +static device_info *dinput_device_create(device_info **devlist_head_ptr, LPCDIDEVICEINSTANCE instance, LPCDIDATAFORMAT format1, LPCDIDATAFORMAT format2, DWORD cooperative_level) +{ + device_info *devinfo; + HRESULT result; + + // allocate memory for the device object + devinfo = generic_device_alloc(devlist_head_ptr, instance->tszInstanceName); + + // attempt to create a device + result = IDirectInput_CreateDevice(dinput, &instance->guidInstance, &devinfo->dinput.device, NULL); + if (result != DI_OK) + goto error; + + // try to get a version 2 device for it + result = IDirectInputDevice_QueryInterface(devinfo->dinput.device, &IID_IDirectInputDevice2, (void **)&devinfo->dinput.device2); + if (result != DI_OK) + devinfo->dinput.device2 = NULL; + + // get the caps + devinfo->dinput.caps.dwSize = STRUCTSIZE(DIDEVCAPS); + result = IDirectInputDevice_GetCapabilities(devinfo->dinput.device, &devinfo->dinput.caps); + if (result != DI_OK) + goto error; + + // attempt to set the data format + devinfo->dinput.format = format1; + result = IDirectInputDevice_SetDataFormat(devinfo->dinput.device, devinfo->dinput.format); + if (result != DI_OK) + { + // use the secondary format if available + if (format2 != NULL) + { + devinfo->dinput.format = format2; + result = IDirectInputDevice_SetDataFormat(devinfo->dinput.device, devinfo->dinput.format); + } + if (result != DI_OK) + goto error; + } + + // set the cooperative level + result = IDirectInputDevice_SetCooperativeLevel(devinfo->dinput.device, win_window_list->hwnd, cooperative_level); + if (result != DI_OK) + goto error; + return devinfo; + +error: + dinput_device_release(devinfo); + return NULL; +} + + +//============================================================ +// dinput_device_release +//============================================================ + +static void dinput_device_release(device_info *devinfo) +{ + // release the version 2 device if present + if (devinfo->dinput.device2 != NULL) + IDirectInputDevice_Release(devinfo->dinput.device2); + devinfo->dinput.device2 = NULL; + + // release the regular device if present + if (devinfo->dinput.device != NULL) + IDirectInputDevice_Release(devinfo->dinput.device); + devinfo->dinput.device = NULL; + + // free the item list + generic_device_free(devinfo); +} + + +//============================================================ +// dinput_device_item_name +//============================================================ + +static const char *dinput_device_item_name(device_info *devinfo, int offset, const TCHAR *defstring, const TCHAR *suffix) +{ + DIDEVICEOBJECTINSTANCE instance = { 0 }; + const TCHAR *namestring = instance.tszName; + TCHAR *combined; + HRESULT result; + char *utf8; + + // query the key name + instance.dwSize = STRUCTSIZE(DIDEVICEOBJECTINSTANCE); + result = IDirectInputDevice_GetObjectInfo(devinfo->dinput.device, &instance, offset, DIPH_BYOFFSET); + + // if we got an error and have no default string, just return NULL + if (result != DI_OK) + { + if (defstring == NULL) + return NULL; + namestring = defstring; + } + + // if no suffix, return as-is + if (suffix == NULL) + return utf8_from_tstring(namestring); + + // otherwise, allocate space to add the suffix + combined = malloc_or_die(_tcslen(namestring) + 1 + _tcslen(suffix) + 1); + _tcscpy(combined, namestring); + _tcscat(combined, TEXT(" ")); + _tcscat(combined, suffix); + + // convert to UTF8, free the temporary string, and return + utf8 = utf8_from_tstring(combined); + free(combined); + return utf8; +} + + +//============================================================ +// dinput_device_poll +//============================================================ + +static HRESULT dinput_device_poll(device_info *devinfo) +{ + HRESULT result; + + // first poll the device, then get the state + if (devinfo->dinput.device2 != NULL) + IDirectInputDevice2_Poll(devinfo->dinput.device2); + result = IDirectInputDevice_GetDeviceState(devinfo->dinput.device, devinfo->dinput.format->dwDataSize, &devinfo->joystick.state); + + // handle lost inputs here + if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) + { + result = IDirectInputDevice_Acquire(devinfo->dinput.device); + if (result == DI_OK) + result = IDirectInputDevice_GetDeviceState(devinfo->dinput.device, devinfo->dinput.format->dwDataSize, &devinfo->joystick.state); + } + + return result; +} + + +//============================================================ +// dinput_keyboard_enum +//============================================================ + +static BOOL CALLBACK dinput_keyboard_enum(LPCDIDEVICEINSTANCE instance, LPVOID ref) +{ + device_info *devinfo; + int keynum; + + // allocate and link in a new device + devinfo = dinput_device_create(&keyboard_list, instance, &c_dfDIKeyboard, NULL, DISCL_FOREGROUND | DISCL_NONEXCLUSIVE); + if (devinfo == NULL) + goto exit; + + // add the device + devinfo->device = input_device_add(DEVICE_CLASS_KEYBOARD, devinfo->name, devinfo); + devinfo->poll = dinput_keyboard_poll; + + // populate it + for (keynum = 0; keynum < MAX_KEYS; keynum++) + { + input_item_id itemid = keyboard_map_scancode_to_itemid(keynum); + TCHAR defname[20]; + const char *name; + + // generate/fetch the name + _sntprintf(defname, ARRAY_LENGTH(defname), TEXT("Scan%03d"), keynum); + name = dinput_device_item_name(devinfo, keynum, defname, NULL); + + // add the item to the device + input_device_item_add(devinfo->device, name, &devinfo->keyboard.state[keynum], itemid, generic_button_get_state); + free((void *)name); + } + +exit: + return DIENUM_CONTINUE; +} + + +//============================================================ +// dinput_keyboard_poll +//============================================================ + +static void dinput_keyboard_poll(device_info *devinfo) +{ + HRESULT result = dinput_device_poll(devinfo); + + // for the first device, if we errored, or if we previously reported win32 keys, + // then ignore the dinput state and poll using win32 + if (devinfo == keyboard_list && (result != DI_OK || keyboard_win32_reported_key_down)) + win32_keyboard_poll(devinfo); +} + + +//============================================================ +// dinput_mouse_enum +//============================================================ + +static BOOL CALLBACK dinput_mouse_enum(LPCDIDEVICEINSTANCE instance, LPVOID ref) +{ + device_info *devinfo, *guninfo = NULL; + int axisnum, butnum; + HRESULT result; + + // allocate and link in a new device + devinfo = dinput_device_create(&mouse_list, instance, &c_dfDIMouse2, &c_dfDIMouse, DISCL_FOREGROUND | DISCL_NONEXCLUSIVE); + if (devinfo == NULL) + goto exit; + + // allocate a second device for the gun (unless we are using the shared axis mode) + // we only support a single gun in dinput mode, so only add one + if (!lightgun_shared_axis_mode && devinfo == mouse_list) + { + guninfo = generic_device_alloc(&lightgun_list, instance->tszInstanceName); + if (guninfo == NULL) + goto exit; + } + + // set relative mode on the mouse device + result = dinput_set_dword_property(devinfo->dinput.device, DIPROP_AXISMODE, 0, DIPH_DEVICE, DIPROPAXISMODE_REL); + if (result != DI_OK) + { + mame_printf_error("DirectInput: Unable to set relative mode for mouse %d (%s)\n", generic_device_index(mouse_list, devinfo), devinfo->name); + goto error; + } + + // add the device + devinfo->device = input_device_add(DEVICE_CLASS_MOUSE, devinfo->name, devinfo); + devinfo->poll = dinput_mouse_poll; + if (guninfo != NULL) + { + guninfo->device = input_device_add(DEVICE_CLASS_LIGHTGUN, guninfo->name, guninfo); + guninfo->poll = win32_lightgun_poll; + } + + // cap the number of axes and buttons based on the format + devinfo->dinput.caps.dwAxes = MIN(devinfo->dinput.caps.dwAxes, 3); + devinfo->dinput.caps.dwButtons = MIN(devinfo->dinput.caps.dwButtons, (devinfo->dinput.format == &c_dfDIMouse) ? 4 : 8); + + // populate the axes + for (axisnum = 0; axisnum < devinfo->dinput.caps.dwAxes; axisnum++) + { + const char *name = dinput_device_item_name(devinfo, offsetof(DIMOUSESTATE, lX) + axisnum * sizeof(LONG), default_axis_name[axisnum], NULL); + + // add to the mouse device and optionally to the gun device as well + input_device_item_add(devinfo->device, name, &devinfo->mouse.state.lX + axisnum, ITEM_ID_XAXIS + axisnum, generic_axis_get_state); + if (guninfo != NULL && axisnum < 2) + input_device_item_add(guninfo->device, name, &guninfo->mouse.state.lX + axisnum, ITEM_ID_XAXIS + axisnum, generic_axis_get_state); + + free((void *)name); + } + + // populate the buttons + for (butnum = 0; butnum < devinfo->dinput.caps.dwButtons; butnum++) + { + const char *name = dinput_device_item_name(devinfo, offsetof(DIMOUSESTATE, rgbButtons[butnum]), default_button_name(butnum), NULL); + + // add to the mouse device and optionally to the gun device as well + // note that the gun device points to the mouse buttons rather than its own + input_device_item_add(devinfo->device, name, &devinfo->mouse.state.rgbButtons[butnum], ITEM_ID_BUTTON1 + butnum, generic_button_get_state); + if (guninfo != NULL) + input_device_item_add(guninfo->device, name, &devinfo->mouse.state.rgbButtons[butnum], ITEM_ID_BUTTON1 + butnum, generic_button_get_state); + + free((void *)name); + } + +exit: + return DIENUM_CONTINUE; + +error: + if (guninfo != NULL) + generic_device_free(guninfo); + if (devinfo != NULL) + dinput_device_release(devinfo); + goto exit; +} + + +//============================================================ +// dinput_mouse_poll +//============================================================ + +static void dinput_mouse_poll(device_info *devinfo) +{ + // poll + dinput_device_poll(devinfo); + + // scale the axis data + devinfo->mouse.state.lX *= INPUT_RELATIVE_PER_PIXEL; + devinfo->mouse.state.lY *= INPUT_RELATIVE_PER_PIXEL; + devinfo->mouse.state.lZ *= INPUT_RELATIVE_PER_PIXEL; +} + + +//============================================================ +// dinput_joystick_enum +//============================================================ + +static BOOL CALLBACK dinput_joystick_enum(LPCDIDEVICEINSTANCE instance, LPVOID ref) +{ + DWORD cooperative_level = (HAS_WINDOW_MENU ? DISCL_BACKGROUND : DISCL_FOREGROUND) | DISCL_EXCLUSIVE; + int axisnum, axiscount, povnum, butnum; + device_info *devinfo; + HRESULT result; + + // allocate and link in a new device + devinfo = dinput_device_create(&joystick_list, instance, &c_dfDIJoystick, NULL, cooperative_level); + if (devinfo == NULL) + goto exit; + + // set absolute mode + result = dinput_set_dword_property(devinfo->dinput.device, DIPROP_AXISMODE, 0, DIPH_DEVICE, DIPROPAXISMODE_ABS); + if (result != DI_OK) + mame_printf_warning("DirectInput: Unable to set absolute mode for joystick %d (%s)\n", generic_device_index(joystick_list, devinfo), devinfo->name); + + // turn off deadzone; we do our own calculations + result = dinput_set_dword_property(devinfo->dinput.device, DIPROP_DEADZONE, 0, DIPH_DEVICE, 0); + if (result != DI_OK) + mame_printf_warning("DirectInput: Unable to reset deadzone for joystick %d (%s)\n", generic_device_index(joystick_list, devinfo), devinfo->name); + + // turn off saturation; we do our own calculations + result = dinput_set_dword_property(devinfo->dinput.device, DIPROP_SATURATION, 0, DIPH_DEVICE, 10000); + if (result != DI_OK) + mame_printf_warning("DirectInput: Unable to reset saturation for joystick %d (%s)\n", generic_device_index(joystick_list, devinfo), devinfo->name); + + // cap the number of axes, POVs, and buttons based on the format + devinfo->dinput.caps.dwAxes = MIN(devinfo->dinput.caps.dwAxes, 8); + devinfo->dinput.caps.dwPOVs = MIN(devinfo->dinput.caps.dwPOVs, 4); + devinfo->dinput.caps.dwButtons = MIN(devinfo->dinput.caps.dwButtons, 128); + + // add the device + devinfo->device = input_device_add(DEVICE_CLASS_JOYSTICK, devinfo->name, devinfo); + devinfo->poll = dinput_joystick_poll; + + // populate the axes + for (axisnum = axiscount = 0; axiscount < devinfo->dinput.caps.dwAxes && axisnum < 8; axisnum++) + { + DIPROPRANGE dipr; + const char *name; + + // fetch the range of this axis + dipr.diph.dwSize = sizeof(dipr); + dipr.diph.dwHeaderSize = sizeof(dipr.diph); + dipr.diph.dwObj = offsetof(DIJOYSTATE2, lX) + axisnum * sizeof(LONG); + dipr.diph.dwHow = DIPH_BYOFFSET; + result = IDirectInputDevice_GetProperty(devinfo->dinput.device, DIPROP_RANGE, &dipr.diph); + if (result != DI_OK) + continue; + devinfo->joystick.rangemin[axisnum] = dipr.lMin; + devinfo->joystick.rangemax[axisnum] = dipr.lMax; + + // populate the item description as well + name = dinput_device_item_name(devinfo, offsetof(DIJOYSTATE2, lX) + axisnum * sizeof(LONG), default_axis_name[axisnum], NULL); + input_device_item_add(devinfo->device, name, &devinfo->joystick.state.lX + axisnum, ITEM_ID_XAXIS + axisnum, generic_axis_get_state); + free((void *)name); + + axiscount++; + } + + // populate the POVs + for (povnum = 0; povnum < devinfo->dinput.caps.dwPOVs; povnum++) + { + const char *name; + + // left + name = dinput_device_item_name(devinfo, offsetof(DIJOYSTATE2, rgdwPOV) + povnum * sizeof(DWORD), default_pov_name(povnum), TEXT("L")); + input_device_item_add(devinfo->device, name, (void *)(FPTR)(povnum * 4 + POVDIR_LEFT), ITEM_ID_OTHER_SWITCH, dinput_joystick_pov_get_state); + free((void *)name); + + // right + name = dinput_device_item_name(devinfo, offsetof(DIJOYSTATE2, rgdwPOV) + povnum * sizeof(DWORD), default_pov_name(povnum), TEXT("R")); + input_device_item_add(devinfo->device, name, (void *)(FPTR)(povnum * 4 + POVDIR_RIGHT), ITEM_ID_OTHER_SWITCH, dinput_joystick_pov_get_state); + free((void *)name); + + // up + name = dinput_device_item_name(devinfo, offsetof(DIJOYSTATE2, rgdwPOV) + povnum * sizeof(DWORD), default_pov_name(povnum), TEXT("U")); + input_device_item_add(devinfo->device, name, (void *)(FPTR)(povnum * 4 + POVDIR_UP), ITEM_ID_OTHER_SWITCH, dinput_joystick_pov_get_state); + free((void *)name); + + // down + name = dinput_device_item_name(devinfo, offsetof(DIJOYSTATE2, rgdwPOV) + povnum * sizeof(DWORD), default_pov_name(povnum), TEXT("D")); + input_device_item_add(devinfo->device, name, (void *)(FPTR)(povnum * 4 + POVDIR_DOWN), ITEM_ID_OTHER_SWITCH, dinput_joystick_pov_get_state); + free((void *)name); + } + + // populate the buttons + for (butnum = 0; butnum < devinfo->dinput.caps.dwButtons; butnum++) + { + const char *name = dinput_device_item_name(devinfo, offsetof(DIJOYSTATE2, rgbButtons[butnum]), default_button_name(butnum), NULL); + input_device_item_add(devinfo->device, name, &devinfo->joystick.state.rgbButtons[butnum], (butnum < 16) ? (ITEM_ID_BUTTON1 + butnum) : ITEM_ID_OTHER_SWITCH, generic_button_get_state); + free((void *)name); + } + +exit: + return DIENUM_CONTINUE; +} + + +//============================================================ +// dinput_joystick_poll +//============================================================ + +static void dinput_joystick_poll(device_info *devinfo) +{ + int axisnum; + + // poll the device first + dinput_device_poll(devinfo); + + // normalize axis values + for (axisnum = 0; axisnum < 8; axisnum++) + { + LONG *axis = (&devinfo->joystick.state.lX) + axisnum; + *axis = normalize_absolute_axis(*axis, devinfo->joystick.rangemin[axisnum], devinfo->joystick.rangemax[axisnum]); + } +} + + +//============================================================ +// dinput_joystick_pov_get_state +//============================================================ + +static INT32 dinput_joystick_pov_get_state(void *device_internal, void *item_internal) +{ + device_info *devinfo = device_internal; + int povnum = (FPTR)item_internal / 4; + int povdir = (FPTR)item_internal % 4; + INT32 result = 0; + DWORD pov; + + // get the current state + poll_if_necessary(); + pov = devinfo->joystick.state.rgdwPOV[povnum]; + + // if invalid, return 0 + if ((pov & 0xffff) == 0xffff) + return result; + + // return the current state + switch (povdir) + { + case POVDIR_LEFT: result = (pov >= 22500 && pov <= 31500); break; + case POVDIR_RIGHT: result = (pov >= 4500 && pov <= 13500); break; + case POVDIR_UP: result = (pov >= 31500 || pov <= 4500); break; + case POVDIR_DOWN: result = (pov >= 13500 && pov <= 22500); break; + } + return result; +} + + +//============================================================ +// rawinput_init +//============================================================ + +static void rawinput_init(running_machine *machine) +{ + RAWINPUTDEVICELIST *devlist = NULL; + int device_count, devnum, regcount; + RAWINPUTDEVICE reglist[2]; + HMODULE user32; + + // we need pause and exit callbacks + add_exit_callback(machine, rawinput_exit); + + // look in user32 for the raw input APIs + user32 = LoadLibrary(TEXT("user32.dll")); + if (user32 == NULL) + goto error; + + // look up the entry points + register_rawinput_devices = (register_rawinput_devices_ptr)GetProcAddress(user32, "RegisterRawInputDevices"); + get_rawinput_device_list = (get_rawinput_device_list_ptr)GetProcAddress(user32, "GetRawInputDeviceList"); + get_rawinput_device_info = (get_rawinput_device_info_ptr)GetProcAddress(user32, "GetRawInputDeviceInfo" UNICODE_SUFFIX); + get_rawinput_data = (get_rawinput_data_ptr)GetProcAddress(user32, "GetRawInputData"); + if (register_rawinput_devices == NULL || get_rawinput_device_list == NULL || get_rawinput_device_info == NULL || get_rawinput_data == NULL) + goto error; + mame_printf_verbose("RawInput: APIs detected\n"); + + // get the number of devices, allocate a device list, and fetch it + if ((*get_rawinput_device_list)(NULL, &device_count, sizeof(*devlist)) != 0) + goto error; + if (device_count == 0) + goto error; + devlist = malloc_or_die(device_count * sizeof(*devlist)); + if ((*get_rawinput_device_list)(devlist, &device_count, sizeof(*devlist)) == -1) + goto error; + + // iterate backwards through devices; new devices are added at the head + for (devnum = device_count - 1; devnum >= 0; devnum--) + { + RAWINPUTDEVICELIST *device = &devlist[devnum]; + + // handle keyboards + if (device->dwType == RIM_TYPEKEYBOARD && !FORCE_DIRECTINPUT) + rawinput_keyboard_enum(device); + + // handle mice + else if (device->dwType == RIM_TYPEMOUSE && !FORCE_DIRECTINPUT) + rawinput_mouse_enum(device); + } + + // finally, register to recieve raw input WM_INPUT messages + regcount = 0; + if (keyboard_list != NULL) + { + reglist[regcount].usUsagePage = 0x01; + reglist[regcount].usUsage = 0x06; + reglist[regcount].dwFlags = RIDEV_INPUTSINK; + reglist[regcount].hwndTarget = win_window_list->hwnd; + regcount++; + } + if (mouse_list != NULL) + { + reglist[regcount].usUsagePage = 0x01; + reglist[regcount].usUsage = 0x02; + reglist[regcount].dwFlags = 0; + reglist[regcount].hwndTarget = win_window_list->hwnd; + regcount++; + } + + // if the registration fails, we need to back off + if (regcount > 0) + if (!(*register_rawinput_devices)(reglist, regcount, sizeof(reglist[0]))) + goto error; + + free(devlist); + return; + +error: + if (devlist != NULL) + free(devlist); +} + + +//============================================================ +// rawinput_exit +//============================================================ + +static void rawinput_exit(running_machine *machine) +{ + // release all our devices + while (lightgun_list != NULL && lightgun_list->rawinput.device != NULL) + rawinput_device_release(lightgun_list); + while (mouse_list != NULL && mouse_list->rawinput.device != NULL) + rawinput_device_release(mouse_list); + while (keyboard_list != NULL && keyboard_list->rawinput.device != NULL) + rawinput_device_release(keyboard_list); +} + + +//============================================================ +// rawinput_device_create +//============================================================ + +static device_info *rawinput_device_create(device_info **devlist_head_ptr, PRAWINPUTDEVICELIST device) +{ + device_info *devinfo = NULL; + TCHAR *tname = NULL; + INT name_length; + + // determine the length of the device name, allocate it, and fetch it + if ((*get_rawinput_device_info)(device->hDevice, RIDI_DEVICENAME, NULL, &name_length) != 0) + goto error; + tname = malloc_or_die(name_length * sizeof(*tname)); + if ((*get_rawinput_device_info)(device->hDevice, RIDI_DEVICENAME, tname, &name_length) == -1) + goto error; + + // if this is an RDP name, skip it + if (_tcsstr(tname, TEXT("Root#RDP_")) != NULL) + goto error; + + // improve the name and then allocate a device + tname = rawinput_device_improve_name(tname); + devinfo = generic_device_alloc(devlist_head_ptr, tname); + free(tname); + + // copy the handle + devinfo->rawinput.device = device->hDevice; + return devinfo; + +error: + if (tname != NULL) + free(tname); + if (devinfo != NULL) + rawinput_device_release(devinfo); + return NULL; +} + + +//============================================================ +// rawinput_device_release +//============================================================ + +static void rawinput_device_release(device_info *devinfo) +{ + // free the item list + generic_device_free(devinfo); +} + + +//============================================================ +// rawinput_device_name +//============================================================ + +static TCHAR *rawinput_device_improve_name(TCHAR *name) +{ + static const TCHAR *usbbasepath = TEXT("SYSTEM\\CurrentControlSet\\Enum\\USB"); + static const TCHAR *basepath = TEXT("SYSTEM\\CurrentControlSet\\Enum\\"); + TCHAR *regstring = NULL; + TCHAR *parentid = NULL; + TCHAR *regpath = NULL; + const TCHAR *chsrc; + HKEY regkey = NULL; + int usbindex; + TCHAR *chdst; + LONG result; + + // ensure the name is something we can handle + if (_tcsncmp(name, TEXT("\\\\?\\"), 4) != 0) + return name; + + // allocate a temporary string and concatenate the base path plus the name + regpath = malloc_or_die(sizeof(*regpath) * (_tcslen(basepath) + 1 + _tcslen(name))); + _tcscpy(regpath, basepath); + chdst = regpath + _tcslen(regpath); + + // convert all # to \ in the name + for (chsrc = name + 4; *chsrc != 0; chsrc++) + *chdst++ = (*chsrc == '#') ? '\\' : *chsrc; + *chdst = 0; + + // remove the final chunk + chdst = _tcsrchr(regpath, '\\'); + if (chdst == NULL) + goto exit; + *chdst = 0; + + // now try to open the registry key + result = RegOpenKeyEx(HKEY_LOCAL_MACHINE, regpath, 0, KEY_READ, ®key); + if (result != ERROR_SUCCESS) + goto exit; + + // fetch the device description; if it exists, we are finished + regstring = reg_query_string(regkey, TEXT("DeviceDesc")); + if (regstring != NULL) + goto convert; + + // close this key + RegCloseKey(regkey); + regkey = NULL; + + // if the key name does not contain "HID", it's not going to be in the USB tree; give up + if (_tcsstr(regpath, TEXT("HID")) == NULL) + goto exit; + + // extract the expected parent ID from the regpath + parentid = _tcsrchr(regpath, '\\'); + if (parentid == NULL) + goto exit; + parentid++; + + // open the USB key + result = RegOpenKeyEx(HKEY_LOCAL_MACHINE, usbbasepath, 0, KEY_READ, ®key); + if (result != ERROR_SUCCESS) + goto exit; + + // enumerate the USB key + for (usbindex = 0; result == ERROR_SUCCESS && regstring == NULL; usbindex++) + { + TCHAR keyname[MAX_PATH]; + DWORD namelen; + + // get the next enumerated subkey and scan it + namelen = ARRAY_LENGTH(keyname) - 1; + result = RegEnumKeyEx(regkey, usbindex, keyname, &namelen, NULL, NULL, NULL, NULL); + if (result == ERROR_SUCCESS) + { + LONG subresult; + int subindex; + HKEY subkey; + + // open the subkey + subresult = RegOpenKeyEx(regkey, keyname, 0, KEY_READ, &subkey); + if (subresult != ERROR_SUCCESS) + continue; + + // enumerate the subkey + for (subindex = 0; subresult == ERROR_SUCCESS && regstring == NULL; subindex++) + { + // get the next enumerated subkey and scan it + namelen = ARRAY_LENGTH(keyname) - 1; + subresult = RegEnumKeyEx(subkey, subindex, keyname, &namelen, NULL, NULL, NULL, NULL); + if (subresult == ERROR_SUCCESS) + { + TCHAR *endparentid; + LONG endresult; + HKEY endkey; + + // open this final key + endresult = RegOpenKeyEx(subkey, keyname, 0, KEY_READ, &endkey); + if (endresult != ERROR_SUCCESS) + continue; + + // do we have a match? + endparentid = reg_query_string(endkey, TEXT("ParentIdPrefix")); + if (endparentid != NULL && _tcsncmp(parentid, endparentid, _tcslen(endparentid)) == 0) + regstring = reg_query_string(endkey, TEXT("DeviceDesc")); + + // free memory and close the key + if (endparentid != NULL) + free(endparentid); + RegCloseKey(endkey); + } + } + + // close the subkey + RegCloseKey(subkey); + } + } + + // if we didn't find anything, go to the exit + if (regstring == NULL) + goto exit; + +convert: + // replace the name with the nicer one + free(name); + + // remove anything prior to the final semicolon + chsrc = _tcsrchr(regstring, ';'); + if (chsrc != NULL) + chsrc++; + else + chsrc = regstring; + name = malloc_or_die(sizeof(*name) * (_tcslen(chsrc) + 1)); + _tcscpy(name, chsrc); + +exit: + if (regstring != NULL) + free(regstring); + if (regpath != NULL) + free(regpath); + if (regkey != NULL) + RegCloseKey(regkey); + + return name; +} + + +//============================================================ +// rawinput_keyboard_enum +//============================================================ + +static void rawinput_keyboard_enum(PRAWINPUTDEVICELIST device) +{ + device_info *devinfo; + int keynum; + + // allocate and link in a new device + devinfo = rawinput_device_create(&keyboard_list, device); + if (devinfo == NULL) + return; + + // add the device + devinfo->device = input_device_add(DEVICE_CLASS_KEYBOARD, devinfo->name, devinfo); + + // populate it + for (keynum = 0; keynum < MAX_KEYS; keynum++) + { + input_item_id itemid = keyboard_map_scancode_to_itemid(keynum); + TCHAR keyname[100]; + const char *name; + + // generate the name + if (GetKeyNameText(((keynum & 0x7f) << 16) | ((keynum & 0x80) << 17), keyname, ARRAY_LENGTH(keyname)) == 0) + _sntprintf(keyname, ARRAY_LENGTH(keyname), TEXT("Scan%03d"), keynum); + name = utf8_from_tstring(keyname); + + // add the item to the device + input_device_item_add(devinfo->device, name, &devinfo->keyboard.state[keynum], itemid, generic_button_get_state); + free((void *)name); + } +} + + +//============================================================ +// rawinput_keyboard_update +//============================================================ + +static void rawinput_keyboard_update(HANDLE device, RAWKEYBOARD *data) +{ + device_info *devinfo; + + // find the keyboard in the list and process + for (devinfo = keyboard_list; devinfo != NULL; devinfo = devinfo->next) + if (devinfo->rawinput.device == device) + { + // determine the full DIK-compatible scancode + UINT8 scancode = (data->MakeCode & 0x7f) | ((data->Flags & RI_KEY_E0) ? 0x80 : 0x00); + + // scancode 0xaa is a special shift code we need to ignore + if (scancode == 0xaa) + break; + + // set or clear the key + if (!(data->Flags & RI_KEY_BREAK)) + devinfo->keyboard.state[scancode] = 0x80; + else + devinfo->keyboard.state[scancode] = 0x00; + break; + } +} + + +//============================================================ +// rawinput_mouse_enum +//============================================================ + +static void rawinput_mouse_enum(PRAWINPUTDEVICELIST device) +{ + device_info *devinfo, *guninfo = NULL; + int axisnum, butnum; + + // allocate and link in a new mouse device + devinfo = rawinput_device_create(&mouse_list, device); + if (devinfo == NULL) + return; + devinfo->poll = rawinput_mouse_poll; + + // allocate a second device for the gun (unless we are using the shared axis mode) + if (!lightgun_shared_axis_mode) + { + guninfo = rawinput_device_create(&lightgun_list, device); + assert(guninfo != NULL); + } + + // add the device + devinfo->device = input_device_add(DEVICE_CLASS_MOUSE, devinfo->name, devinfo); + if (guninfo != NULL) + { + guninfo->device = input_device_add(DEVICE_CLASS_LIGHTGUN, guninfo->name, guninfo); + guninfo->poll = (guninfo == lightgun_list) ? win32_lightgun_poll : NULL; + guninfo->mouse.partner = &devinfo->mouse; + } + + // populate the axes + for (axisnum = 0; axisnum < 3; axisnum++) + { + const char *name = utf8_from_tstring(default_axis_name[axisnum]); + + // add to the mouse device and optionally to the gun device as well + input_device_item_add(devinfo->device, name, &devinfo->mouse.state.lX + axisnum, ITEM_ID_XAXIS + axisnum, generic_axis_get_state); + if (guninfo != NULL && axisnum < 2) + input_device_item_add(guninfo->device, name, &guninfo->mouse.state.lX + axisnum, ITEM_ID_XAXIS + axisnum, generic_axis_get_state); + + free((void *)name); + } + + // populate the buttons + for (butnum = 0; butnum < 5; butnum++) + { + const char *name = utf8_from_tstring(default_button_name(butnum)); + + // add to the mouse device and optionally to the gun device as well + // note that the gun device points to the mouse buttons rather than its own + input_device_item_add(devinfo->device, name, &devinfo->mouse.state.rgbButtons[butnum], ITEM_ID_BUTTON1 + butnum, generic_button_get_state); + if (guninfo != NULL) + input_device_item_add(guninfo->device, name, &devinfo->mouse.state.rgbButtons[butnum], ITEM_ID_BUTTON1 + butnum, generic_button_get_state); + + free((void *)name); + } +} + + +//============================================================ +// rawinput_mouse_update +//============================================================ + +static void rawinput_mouse_update(HANDLE device, RAWMOUSE *data) +{ + device_info *devlist = (data->usFlags & MOUSE_MOVE_ABSOLUTE) ? lightgun_list : mouse_list; + device_info *devinfo; + + // find the mouse in the list and process + for (devinfo = devlist; devinfo != NULL; devinfo = devinfo->next) + if (devinfo->rawinput.device == device) + { + mouse_state *mouseinfo = (devinfo->mouse.partner != NULL) ? devinfo->mouse.partner : &devinfo->mouse; + + // if we got relative data, update it as a mouse + if (!(data->usFlags & MOUSE_MOVE_ABSOLUTE)) + { + devinfo->mouse.raw_x += data->lLastX * INPUT_RELATIVE_PER_PIXEL; + devinfo->mouse.raw_y += data->lLastY * INPUT_RELATIVE_PER_PIXEL; + + // update zaxis + if (data->usButtonFlags & RI_MOUSE_WHEEL) + devinfo->mouse.raw_z += (INT16)data->usButtonData * INPUT_RELATIVE_PER_PIXEL; + } + + // otherwise, update it as a lightgun + else + { + devinfo->mouse.raw_x = normalize_absolute_axis(data->lLastX, 0, 0xffff); + devinfo->mouse.raw_y = normalize_absolute_axis(data->lLastY, 0, 0xffff); + + // also clear the polling function so win32_lightgun_poll isn't called + devinfo->poll = NULL; + } + + // update the button states; always update the corresponding mouse buttons + if (data->usButtonFlags & RI_MOUSE_BUTTON_1_DOWN) mouseinfo->state.rgbButtons[0] = 0x80; + if (data->usButtonFlags & RI_MOUSE_BUTTON_1_UP) mouseinfo->state.rgbButtons[0] = 0x00; + if (data->usButtonFlags & RI_MOUSE_BUTTON_2_DOWN) mouseinfo->state.rgbButtons[1] = 0x80; + if (data->usButtonFlags & RI_MOUSE_BUTTON_2_UP) mouseinfo->state.rgbButtons[1] = 0x00; + if (data->usButtonFlags & RI_MOUSE_BUTTON_3_DOWN) mouseinfo->state.rgbButtons[2] = 0x80; + if (data->usButtonFlags & RI_MOUSE_BUTTON_3_UP) mouseinfo->state.rgbButtons[2] = 0x00; + if (data->usButtonFlags & RI_MOUSE_BUTTON_4_DOWN) mouseinfo->state.rgbButtons[3] = 0x80; + if (data->usButtonFlags & RI_MOUSE_BUTTON_4_UP) mouseinfo->state.rgbButtons[3] = 0x00; + if (data->usButtonFlags & RI_MOUSE_BUTTON_5_DOWN) mouseinfo->state.rgbButtons[4] = 0x80; + if (data->usButtonFlags & RI_MOUSE_BUTTON_5_UP) mouseinfo->state.rgbButtons[4] = 0x00; + break; + } +} + + +//============================================================ +// rawinput_mouse_poll +//============================================================ + +static void rawinput_mouse_poll(device_info *devinfo) +{ + poll_if_necessary(); + + // copy the accumulated raw state to the actual state + osd_lock_acquire(input_lock); + devinfo->mouse.state.lX = devinfo->mouse.raw_x; + devinfo->mouse.state.lY = devinfo->mouse.raw_y; + devinfo->mouse.state.lZ = devinfo->mouse.raw_z; + devinfo->mouse.raw_x = 0; + devinfo->mouse.raw_y = 0; + devinfo->mouse.raw_z = 0; + osd_lock_release(input_lock); +} + + +//============================================================ +// reg_query_string +//============================================================ + +static TCHAR *reg_query_string(HKEY key, const TCHAR *path) +{ + TCHAR *buffer; + DWORD datalen; + LONG result; + + // first query to get the length + result = RegQueryValueEx(key, path, NULL, NULL, NULL, &datalen); + if (result != ERROR_SUCCESS) + return NULL; + + // allocate a buffer + buffer = malloc_or_die(datalen + sizeof(*buffer)); + buffer[datalen / sizeof(*buffer)] = 0; + + // now get the actual data + result = RegQueryValueEx(key, path, NULL, NULL, (LPBYTE)buffer, &datalen); + if (result == ERROR_SUCCESS) + return buffer; + + // otherwise return a NULL buffer + free(buffer); + return NULL; +} + + +//============================================================ +// default_button_name +//============================================================ + +static const TCHAR *default_button_name(int which) +{ + static TCHAR buffer[20]; + _sntprintf(buffer, ARRAY_LENGTH(buffer), TEXT("B%d"), which); + return buffer; +} + + +//============================================================ +// default_pov_name +//============================================================ + +static const TCHAR *default_pov_name(int which) +{ + static TCHAR buffer[20]; + _sntprintf(buffer, ARRAY_LENGTH(buffer), TEXT("POV%d"), which); + return buffer; +} |