dlls/dinput/joystick.c

   1 /*  DirectInput Generic Joystick device
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  * Copyright 2009 Aric Stewart, CodeWeavers
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 /*
  24  * To Do:
  25  *      dead zone
  26  *      force feedback
  27  */
  28
  29 #include "joystick_private.h"
  30 #include "wine/debug.h"
  31 #include "winreg.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  34
  35 static inline JoystickGenericImpl *impl_from_IDirectInputDevice8A(IDirectInputDevice8A *iface)
  36 {
  37     return CONTAINING_RECORD(CONTAINING_RECORD(iface, IDirectInputDeviceImpl, IDirectInputDevice8A_iface), JoystickGenericImpl, base);
  38 }
  39 static inline JoystickGenericImpl *impl_from_IDirectInputDevice8W(IDirectInputDevice8W *iface)
  40 {
  41     return CONTAINING_RECORD(CONTAINING_RECORD(iface, IDirectInputDeviceImpl, IDirectInputDevice8W_iface), JoystickGenericImpl, base);
  42 }
  43 static inline IDirectInputDevice8A *IDirectInputDevice8A_from_impl(JoystickGenericImpl *This)
  44 {
  45     return &This->base.IDirectInputDevice8A_iface;
  46 }
  47 static inline IDirectInputDevice8W *IDirectInputDevice8W_from_impl(JoystickGenericImpl *This)
  48 {
  49     return &This->base.IDirectInputDevice8W_iface;
  50 }
  51
  52 BOOL device_disabled_registry(const char* name)
  53 {
  54     static const char disabled_str[] = "disabled";
  55     static const char joystick_key[] = "Joysticks";
  56     char buffer[MAX_PATH];
  57     HKEY hkey, appkey, temp;
  58     BOOL do_disable = FALSE;
  59
  60     get_app_key(&hkey, &appkey);
  61
  62     /* Joystick settings are in the 'joysticks' subkey */
  63     if (appkey)
  64     {
  65         if (RegOpenKeyA(appkey, joystick_key, &temp)) temp = 0;
  66         RegCloseKey(appkey);
  67         appkey = temp;
  68     }
  69     if (hkey)
  70     {
  71         if (RegOpenKeyA(hkey, joystick_key, &temp)) temp = 0;
  72         RegCloseKey(hkey);
  73         hkey = temp;
  74     }
  75
  76     /* Look for the "controllername"="disabled" key */
  77     if (!get_config_key(hkey, appkey, name, buffer, sizeof(buffer)))
  78         if (!strcmp(disabled_str, buffer))
  79         {
  80             TRACE("Disabling joystick '%s' based on registry key.\n", name);
  81             do_disable = TRUE;
  82         }
  83
  84     if (appkey) RegCloseKey(appkey);
  85     if (hkey)   RegCloseKey(hkey);
  86
  87     return do_disable;
  88 }
  89
  90 /******************************************************************************
  91   *     SetProperty : change input device properties
  92   */
  93 HRESULT WINAPI JoystickWGenericImpl_SetProperty(LPDIRECTINPUTDEVICE8W iface, REFGUID rguid, LPCDIPROPHEADER ph)
  94 {
  95     JoystickGenericImpl *This = impl_from_IDirectInputDevice8W(iface);
  96     DWORD i;
  97
  98     TRACE("(%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
  99
 100     if (ph == NULL) {
 101         WARN("invalid parameter: ph == NULL\n");
 102         return DIERR_INVALIDPARAM;
 103     }
 104
 105     if (TRACE_ON(dinput))
 106         _dump_DIPROPHEADER(ph);
 107
 108     if (IS_DIPROP(rguid)) {
 109         switch (LOWORD(rguid)) {
 110         case (DWORD_PTR)DIPROP_RANGE: {
 111             LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph;
 112             if (ph->dwHow == DIPH_DEVICE) {
 113                 TRACE("proprange(%d,%d) all\n", pr->lMin, pr->lMax);
 114                 for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 115                     This->props[i].lMin = pr->lMin;
 116                     This->props[i].lMax = pr->lMax;
 117                 }
 118             } else {
 119                 int obj = find_property(&This->base.data_format, ph);
 120
 121                 TRACE("proprange(%d,%d) obj=%d\n", pr->lMin, pr->lMax, obj);
 122                 if (obj >= 0) {
 123                     This->props[obj].lMin = pr->lMin;
 124                     This->props[obj].lMax = pr->lMax;
 125                     return DI_OK;
 126                 }
 127             }
 128             break;
 129         }
 130         case (DWORD_PTR)DIPROP_DEADZONE: {
 131             LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 132             if (ph->dwHow == DIPH_DEVICE) {
 133                 TRACE("deadzone(%d) all\n", pd->dwData);
 134                 for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++)
 135                     This->props[i].lDeadZone  = pd->dwData;
 136             } else {
 137                 int obj = find_property(&This->base.data_format, ph);
 138
 139                 TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 140                 if (obj >= 0) {
 141                     This->props[obj].lDeadZone  = pd->dwData;
 142                     return DI_OK;
 143                 }
 144             }
 145             break;
 146         }
 147         case (DWORD_PTR)DIPROP_SATURATION: {
 148             LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 149             if (ph->dwHow == DIPH_DEVICE) {
 150                 TRACE("saturation(%d) all\n", pd->dwData);
 151                 for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++)
 152                     This->props[i].lSaturation = pd->dwData;
 153             } else {
 154                 int obj = find_property(&This->base.data_format, ph);
 155
 156                 TRACE("saturation(%d) obj=%d\n", pd->dwData, obj);
 157                 if (obj >= 0) {
 158                     This->props[obj].lSaturation = pd->dwData;
 159                     return DI_OK;
 160                 }
 161             }
 162             break;
 163         }
 164         default:
 165             return IDirectInputDevice2WImpl_SetProperty(iface, rguid, ph);
 166         }
 167     }
 168
 169     return DI_OK;
 170 }
 171
 172 HRESULT WINAPI JoystickAGenericImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface, REFGUID rguid, LPCDIPROPHEADER ph)
 173 {
 174     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 175     return JoystickWGenericImpl_SetProperty(IDirectInputDevice8W_from_impl(This), rguid, ph);
 176 }
 177
 178 void _dump_DIDEVCAPS(const DIDEVCAPS *lpDIDevCaps)
 179 {
 180     TRACE("dwSize: %d\n", lpDIDevCaps->dwSize);
 181     TRACE("dwFlags: %08x\n", lpDIDevCaps->dwFlags);
 182     TRACE("dwDevType: %08x %s\n", lpDIDevCaps->dwDevType,
 183           lpDIDevCaps->dwDevType == DIDEVTYPE_DEVICE ? "DIDEVTYPE_DEVICE" :
 184           lpDIDevCaps->dwDevType == DIDEVTYPE_DEVICE ? "DIDEVTYPE_DEVICE" :
 185           lpDIDevCaps->dwDevType == DIDEVTYPE_MOUSE ? "DIDEVTYPE_MOUSE" :
 186           lpDIDevCaps->dwDevType == DIDEVTYPE_KEYBOARD ? "DIDEVTYPE_KEYBOARD" :
 187           lpDIDevCaps->dwDevType == DIDEVTYPE_JOYSTICK ? "DIDEVTYPE_JOYSTICK" :
 188           lpDIDevCaps->dwDevType == DIDEVTYPE_HID ? "DIDEVTYPE_HID" : "UNKNOWN");
 189     TRACE("dwAxes: %d\n", lpDIDevCaps->dwAxes);
 190     TRACE("dwButtons: %d\n", lpDIDevCaps->dwButtons);
 191     TRACE("dwPOVs: %d\n", lpDIDevCaps->dwPOVs);
 192     if (lpDIDevCaps->dwSize > sizeof(DIDEVCAPS_DX3)) {
 193         TRACE("dwFFSamplePeriod: %d\n", lpDIDevCaps->dwFFSamplePeriod);
 194         TRACE("dwFFMinTimeResolution: %d\n", lpDIDevCaps->dwFFMinTimeResolution);
 195         TRACE("dwFirmwareRevision: %d\n", lpDIDevCaps->dwFirmwareRevision);
 196         TRACE("dwHardwareRevision: %d\n", lpDIDevCaps->dwHardwareRevision);
 197         TRACE("dwFFDriverVersion: %d\n", lpDIDevCaps->dwFFDriverVersion);
 198     }
 199 }
 200
 201 HRESULT WINAPI JoystickWGenericImpl_GetCapabilities(LPDIRECTINPUTDEVICE8W iface, LPDIDEVCAPS lpDIDevCaps)
 202 {
 203     JoystickGenericImpl *This = impl_from_IDirectInputDevice8W(iface);
 204     int size;
 205
 206     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 207
 208     if (lpDIDevCaps == NULL) {
 209         WARN("invalid pointer\n");
 210         return E_POINTER;
 211     }
 212
 213     size = lpDIDevCaps->dwSize;
 214
 215     if (!(size == sizeof(DIDEVCAPS) || size == sizeof(DIDEVCAPS_DX3))) {
 216         WARN("invalid parameter\n");
 217         return DIERR_INVALIDPARAM;
 218     }
 219
 220     CopyMemory(lpDIDevCaps, &This->devcaps, size);
 221     lpDIDevCaps->dwSize = size;
 222
 223     if (TRACE_ON(dinput))
 224         _dump_DIDEVCAPS(lpDIDevCaps);
 225
 226     return DI_OK;
 227 }
 228
 229 HRESULT WINAPI JoystickAGenericImpl_GetCapabilities(LPDIRECTINPUTDEVICE8A iface, LPDIDEVCAPS lpDIDevCaps)
 230 {
 231     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 232     return JoystickWGenericImpl_GetCapabilities(IDirectInputDevice8W_from_impl(This), lpDIDevCaps);
 233 }
 234
 235 /******************************************************************************
 236   *     GetObjectInfo : get object info
 237   */
 238 HRESULT WINAPI JoystickWGenericImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
 239         LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
 240 {
 241     static const WCHAR axisW[] = {'A','x','i','s',' ','%','d',0};
 242     static const WCHAR povW[] = {'P','O','V',' ','%','d',0};
 243     static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
 244     HRESULT res;
 245
 246     res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
 247     if (res != DI_OK) return res;
 248
 249     if      (pdidoi->dwType & DIDFT_AXIS)
 250         sprintfW(pdidoi->tszName, axisW, DIDFT_GETINSTANCE(pdidoi->dwType));
 251     else if (pdidoi->dwType & DIDFT_POV)
 252         sprintfW(pdidoi->tszName, povW, DIDFT_GETINSTANCE(pdidoi->dwType));
 253     else if (pdidoi->dwType & DIDFT_BUTTON)
 254         sprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType));
 255
 256     _dump_OBJECTINSTANCEW(pdidoi);
 257     return res;
 258 }
 259
 260 HRESULT WINAPI JoystickAGenericImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
 261         LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
 262 {
 263     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 264     HRESULT res;
 265     DIDEVICEOBJECTINSTANCEW didoiW;
 266     DWORD dwSize = pdidoi->dwSize;
 267
 268     didoiW.dwSize = sizeof(didoiW);
 269     res = JoystickWGenericImpl_GetObjectInfo(IDirectInputDevice8W_from_impl(This), &didoiW, dwObj, dwHow);
 270     if (res != DI_OK) return res;
 271
 272     memset(pdidoi, 0, pdidoi->dwSize);
 273     memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
 274     pdidoi->dwSize = dwSize;
 275     WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
 276                         sizeof(pdidoi->tszName), NULL, NULL);
 277
 278     return res;
 279 }
 280
 281 /******************************************************************************
 282   *     GetProperty : get input device properties
 283   */
 284 HRESULT WINAPI JoystickWGenericImpl_GetProperty(LPDIRECTINPUTDEVICE8W iface, REFGUID rguid, LPDIPROPHEADER pdiph)
 285 {
 286     JoystickGenericImpl *This = impl_from_IDirectInputDevice8W(iface);
 287
 288     TRACE("(%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 289
 290     if (TRACE_ON(dinput))
 291         _dump_DIPROPHEADER(pdiph);
 292
 293     if (IS_DIPROP(rguid)) {
 294         switch (LOWORD(rguid)) {
 295         case (DWORD_PTR) DIPROP_RANGE: {
 296             LPDIPROPRANGE pr = (LPDIPROPRANGE)pdiph;
 297             int obj = find_property(&This->base.data_format, pdiph);
 298
 299             /* The app is querying the current range of the axis
 300              * return the lMin and lMax values */
 301             if (obj >= 0) {
 302                 pr->lMin = This->props[obj].lMin;
 303                 pr->lMax = This->props[obj].lMax;
 304                 TRACE("range(%d, %d) obj=%d\n", pr->lMin, pr->lMax, obj);
 305                 return DI_OK;
 306             }
 307             break;
 308         }
 309         case (DWORD_PTR) DIPROP_DEADZONE: {
 310             LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 311             int obj = find_property(&This->base.data_format, pdiph);
 312
 313             if (obj >= 0) {
 314                 pd->dwData = This->props[obj].lDeadZone;
 315                 TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 316                 return DI_OK;
 317             }
 318             break;
 319         }
 320         case (DWORD_PTR) DIPROP_SATURATION: {
 321             LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 322             int obj = find_property(&This->base.data_format, pdiph);
 323
 324             if (obj >= 0) {
 325                 pd->dwData = This->props[obj].lSaturation;
 326                 TRACE("saturation(%d) obj=%d\n", pd->dwData, obj);
 327                 return DI_OK;
 328             }
 329             break;
 330         }
 331         default:
 332             return IDirectInputDevice2WImpl_GetProperty(iface, rguid, pdiph);
 333         }
 334     }
 335
 336     return DI_OK;
 337 }
 338
 339 HRESULT WINAPI JoystickAGenericImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface, REFGUID rguid, LPDIPROPHEADER pdiph)
 340 {
 341     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 342     return JoystickWGenericImpl_GetProperty(IDirectInputDevice8W_from_impl(This), rguid, pdiph);
 343 }
 344
 345 /******************************************************************************
 346   *     GetDeviceInfo : get information about a device's identity
 347   */
 348 HRESULT WINAPI JoystickAGenericImpl_GetDeviceInfo(
 349     LPDIRECTINPUTDEVICE8A iface,
 350     LPDIDEVICEINSTANCEA pdidi)
 351 {
 352     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 353
 354     TRACE("(%p,%p)\n", iface, pdidi);
 355
 356     if (pdidi == NULL) {
 357         WARN("invalid pointer\n");
 358         return E_POINTER;
 359     }
 360
 361     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3A)) &&
 362         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA))) {
 363         WARN("invalid parameter: pdidi->dwSize = %d\n", pdidi->dwSize);
 364         return DIERR_INVALIDPARAM;
 365     }
 366
 367     /* Return joystick */
 368     pdidi->guidInstance = This->guidInstance;
 369     pdidi->guidProduct = This->guidProduct;
 370     /* we only support traditional joysticks for now */
 371     pdidi->dwDevType = This->devcaps.dwDevType;
 372     strcpy(pdidi->tszInstanceName, "Joystick");
 373     strcpy(pdidi->tszProductName, This->name);
 374     if (pdidi->dwSize > sizeof(DIDEVICEINSTANCE_DX3A)) {
 375         pdidi->guidFFDriver = GUID_NULL;
 376         pdidi->wUsagePage = 0;
 377         pdidi->wUsage = 0;
 378     }
 379
 380     return DI_OK;
 381 }
 382
 383 /******************************************************************************
 384   *     GetDeviceInfo : get information about a device's identity
 385   */
 386 HRESULT WINAPI JoystickWGenericImpl_GetDeviceInfo(
 387     LPDIRECTINPUTDEVICE8W iface,
 388     LPDIDEVICEINSTANCEW pdidi)
 389 {
 390     JoystickGenericImpl *This = impl_from_IDirectInputDevice8W(iface);
 391
 392     TRACE("(%p,%p)\n", iface, pdidi);
 393
 394     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
 395         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW))) {
 396         WARN("invalid parameter: pdidi->dwSize = %d\n", pdidi->dwSize);
 397         return DIERR_INVALIDPARAM;
 398     }
 399
 400     /* Return joystick */
 401     pdidi->guidInstance = This->guidInstance;
 402     pdidi->guidProduct = This->guidProduct;
 403     /* we only support traditional joysticks for now */
 404     pdidi->dwDevType = This->devcaps.dwDevType;
 405     MultiByteToWideChar(CP_ACP, 0, "Joystick", -1, pdidi->tszInstanceName, MAX_PATH);
 406     MultiByteToWideChar(CP_ACP, 0, This->name, -1, pdidi->tszProductName, MAX_PATH);
 407     if (pdidi->dwSize > sizeof(DIDEVICEINSTANCE_DX3W)) {
 408         pdidi->guidFFDriver = GUID_NULL;
 409         pdidi->wUsagePage = 0;
 410         pdidi->wUsage = 0;
 411     }
 412
 413     return DI_OK;
 414 }
 415
 416 HRESULT WINAPI JoystickWGenericImpl_Poll(LPDIRECTINPUTDEVICE8W iface)
 417 {
 418     JoystickGenericImpl *This = impl_from_IDirectInputDevice8W(iface);
 419
 420     TRACE("(%p)\n",This);
 421
 422     if (!This->base.acquired) {
 423         WARN("not acquired\n");
 424         return DIERR_NOTACQUIRED;
 425     }
 426
 427     This->joy_polldev(IDirectInputDevice8A_from_impl(This));
 428     return DI_OK;
 429 }
 430
 431 HRESULT WINAPI JoystickAGenericImpl_Poll(LPDIRECTINPUTDEVICE8A iface)
 432 {
 433     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 434     return JoystickWGenericImpl_Poll(IDirectInputDevice8W_from_impl(This));
 435 }
 436
 437 /******************************************************************************
 438   *     GetDeviceState : returns the "state" of the joystick.
 439   *
 440   */
 441 HRESULT WINAPI JoystickWGenericImpl_GetDeviceState(LPDIRECTINPUTDEVICE8W iface, DWORD len, LPVOID ptr)
 442 {
 443     JoystickGenericImpl *This = impl_from_IDirectInputDevice8W(iface);
 444
 445     TRACE("(%p,0x%08x,%p)\n", This, len, ptr);
 446
 447     if (!This->base.acquired) {
 448         WARN("not acquired\n");
 449         return DIERR_NOTACQUIRED;
 450     }
 451
 452     /* update joystick state */
 453     This->joy_polldev(IDirectInputDevice8A_from_impl(This));
 454
 455     /* convert and copy data to user supplied buffer */
 456     fill_DataFormat(ptr, len, &This->js, &This->base.data_format);
 457
 458     return DI_OK;
 459 }
 460
 461 HRESULT WINAPI JoystickAGenericImpl_GetDeviceState(LPDIRECTINPUTDEVICE8A iface, DWORD len, LPVOID ptr)
 462 {
 463     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 464     return JoystickWGenericImpl_GetDeviceState(IDirectInputDevice8W_from_impl(This), len, ptr);
 465 }
 466
 467
 468 HRESULT WINAPI JoystickWGenericImpl_BuildActionMap(LPDIRECTINPUTDEVICE8W iface,
 469                                                    LPDIACTIONFORMATW lpdiaf,
 470                                                    LPCWSTR lpszUserName,
 471                                                    DWORD dwFlags)
 472 {
 473     JoystickGenericImpl *This = impl_from_IDirectInputDevice8W(iface);
 474     int i, j, has_actions = 0;
 475     DWORD object_types[] = { DIDFT_AXIS, DIDFT_BUTTON };
 476     DWORD type_map[] = { DIDFT_RELAXIS, DIDFT_PSHBUTTON };
 477
 478     FIXME("(%p)->(%p,%s,%08x): semi-stub !\n", iface, lpdiaf, debugstr_w(lpszUserName), dwFlags);
 479
 480     for (i=0; i < lpdiaf->dwNumActions; i++)
 481     {
 482         DWORD inst = (0x000000ff & (lpdiaf->rgoAction[i].dwSemantic)) - 1;
 483         DWORD type = 0x000000ff & (lpdiaf->rgoAction[i].dwSemantic >> 8);
 484         DWORD genre = 0xff000000 & lpdiaf->rgoAction[i].dwSemantic;
 485
 486         /* Don't touch an user configured action */
 487         if (lpdiaf->rgoAction[i].dwHow == DIAH_USERCONFIG) continue;
 488
 489         /* Only consider actions of the right genre */
 490         if (lpdiaf->dwGenre != genre && genre != DIGENRE_ANY) continue;
 491
 492         for (j=0; j < sizeof(object_types)/sizeof(object_types[0]); j++)
 493         {
 494             if (type & object_types[j])
 495             {
 496                 /* Assure that the object exists */
 497                 LPDIOBJECTDATAFORMAT odf = dataformat_to_odf_by_type(This->base.data_format.wine_df, inst, object_types[j]);
 498
 499                 if (odf != NULL)
 500                 {
 501                     lpdiaf->rgoAction[i].dwObjID = type_map[j] | (0x0000ff00 & (inst << 8));
 502                     lpdiaf->rgoAction[i].guidInstance = This->base.guid;
 503                     lpdiaf->rgoAction[i].dwHow = DIAH_DEFAULT;
 504
 505                     has_actions = 1;
 506
 507                     /* No need to try other types if the action was already mapped */
 508                     break;
 509                 }
 510             }
 511         }
 512     }
 513
 514     if (!has_actions) return DI_NOEFFECT;
 515
 516     return IDirectInputDevice8WImpl_BuildActionMap(iface, lpdiaf, lpszUserName, dwFlags);
 517 }
 518
 519 HRESULT WINAPI JoystickAGenericImpl_BuildActionMap(LPDIRECTINPUTDEVICE8A iface,
 520                                                    LPDIACTIONFORMATA lpdiaf,
 521                                                    LPCSTR lpszUserName,
 522                                                    DWORD dwFlags)
 523 {
 524     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 525     DIACTIONFORMATW diafW;
 526     HRESULT hr;
 527     WCHAR *lpszUserNameW = NULL;
 528     int username_size;
 529
 530     diafW.rgoAction = HeapAlloc(GetProcessHeap(), 0, sizeof(DIACTIONW)*lpdiaf->dwNumActions);
 531     _copy_diactionformatAtoW(&diafW, lpdiaf);
 532
 533     if (lpszUserName != NULL)
 534     {
 535         username_size = MultiByteToWideChar(CP_ACP, 0, lpszUserName, -1, NULL, 0);
 536         lpszUserNameW = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*username_size);
 537         MultiByteToWideChar(CP_ACP, 0, lpszUserName, -1, lpszUserNameW, username_size);
 538     }
 539
 540     hr = JoystickWGenericImpl_BuildActionMap(&This->base.IDirectInputDevice8W_iface, &diafW, lpszUserNameW, dwFlags);
 541
 542     _copy_diactionformatWtoA(lpdiaf, &diafW);
 543     HeapFree(GetProcessHeap(), 0, diafW.rgoAction);
 544     HeapFree(GetProcessHeap(), 0, lpszUserNameW);
 545
 546     return hr;
 547 }
 548
 549 HRESULT WINAPI JoystickWGenericImpl_SetActionMap(LPDIRECTINPUTDEVICE8W iface,
 550                                                  LPDIACTIONFORMATW lpdiaf,
 551                                                  LPCWSTR lpszUserName,
 552                                                  DWORD dwFlags)
 553 {
 554     JoystickGenericImpl *This = impl_from_IDirectInputDevice8W(iface);
 555
 556     FIXME("(%p)->(%p,%s,%08x): semi-stub !\n", iface, lpdiaf, debugstr_w(lpszUserName), dwFlags);
 557
 558     return _set_action_map(iface, lpdiaf, lpszUserName, dwFlags, This->base.data_format.wine_df);
 559 }
 560
 561 HRESULT WINAPI JoystickAGenericImpl_SetActionMap(LPDIRECTINPUTDEVICE8A iface,
 562                                                  LPDIACTIONFORMATA lpdiaf,
 563                                                  LPCSTR lpszUserName,
 564                                                  DWORD dwFlags)
 565 {
 566     JoystickGenericImpl *This = impl_from_IDirectInputDevice8A(iface);
 567     DIACTIONFORMATW diafW;
 568     HRESULT hr;
 569     WCHAR *lpszUserNameW = NULL;
 570     int username_size;
 571
 572     diafW.rgoAction = HeapAlloc(GetProcessHeap(), 0, sizeof(DIACTIONW)*lpdiaf->dwNumActions);
 573     _copy_diactionformatAtoW(&diafW, lpdiaf);
 574
 575     if (lpszUserName != NULL)
 576     {
 577         username_size = MultiByteToWideChar(CP_ACP, 0, lpszUserName, -1, NULL, 0);
 578         lpszUserNameW = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*username_size);
 579         MultiByteToWideChar(CP_ACP, 0, lpszUserName, -1, lpszUserNameW, username_size);
 580     }
 581
 582     hr = JoystickWGenericImpl_SetActionMap(&This->base.IDirectInputDevice8W_iface, &diafW, lpszUserNameW, dwFlags);
 583
 584     HeapFree(GetProcessHeap(), 0, diafW.rgoAction);
 585     HeapFree(GetProcessHeap(), 0, lpszUserNameW);
 586
 587     return hr;
 588 }
 589
 590 /*
 591  * This maps the read value (from the input event) to a value in the
 592  * 'wanted' range.
 593  * Notes:
 594  *   Dead zone is in % multiplied by a 100 (range 0..10000)
 595  */
 596 LONG joystick_map_axis(ObjProps *props, int val)
 597 {
 598     LONG ret;
 599     LONG dead_zone = MulDiv( props->lDeadZone, props->lDevMax - props->lDevMin, 10000 );
 600     LONG dev_range = props->lDevMax - props->lDevMin - dead_zone;
 601
 602     /* Center input */
 603     val -= (props->lDevMin + props->lDevMax) / 2;
 604
 605     /* Remove dead zone */
 606     if (abs( val ) <= dead_zone / 2)
 607         val = 0;
 608     else
 609         val = val < 0 ? val + dead_zone / 2 : val - dead_zone / 2;
 610
 611     /* Scale and map the value from the device range into the required range */
 612     ret = MulDiv( val, props->lMax - props->lMin, dev_range ) +
 613           (props->lMin + props->lMax) / 2;
 614
 615     /* Clamp in case or rounding errors */
 616     if      (ret > props->lMax) ret = props->lMax;
 617     else if (ret < props->lMin) ret = props->lMin;
 618
 619     TRACE( "(%d <%d> %d) -> (%d <%d> %d): val=%d ret=%d\n",
 620            props->lDevMin, dead_zone, props->lDevMax,
 621            props->lMin, props->lDeadZone, props->lMax,
 622            val, ret );
 623
 624     return ret;
 625 }
 626
 627 /*
 628  * Maps POV x & y event values to a DX "clock" position:
 629  *         0
 630  *   31500    4500
 631  * 27000  -1    9000
 632  *   22500   13500
 633  *       18000
 634  */
 635 DWORD joystick_map_pov(const POINTL *p)
 636 {
 637     if (p->x > 0)
 638         return p->y < 0 ?  4500 : !p->y ?  9000 : 13500;
 639     else if (p->x < 0)
 640         return p->y < 0 ? 31500 : !p->y ? 27000 : 22500;
 641     else
 642         return p->y < 0 ?     0 : !p->y ?    -1 : 18000;
 643 }
 644
 645 /*
 646  * Setup the dinput options.
 647  */
 648
 649 HRESULT setup_dinput_options(JoystickGenericImpl *This, const int *default_axis_map)
 650 {
 651     char buffer[MAX_PATH+16];
 652     HKEY hkey, appkey;
 653     int tokens = 0;
 654     int axis = 0;
 655     int pov = 0;
 656
 657     get_app_key(&hkey, &appkey);
 658
 659     /* get options */
 660
 661     if (!get_config_key(hkey, appkey, "DefaultDeadZone", buffer, sizeof(buffer)))
 662     {
 663         This->deadzone = atoi(buffer);
 664         TRACE("setting default deadzone to: \"%s\" %d\n", buffer, This->deadzone);
 665     }
 666
 667     This->axis_map = HeapAlloc(GetProcessHeap(), 0, This->device_axis_count * sizeof(int));
 668     if (!This->axis_map) return DIERR_OUTOFMEMORY;
 669
 670     if (!get_config_key(hkey, appkey, This->name, buffer, sizeof(buffer)))
 671     {
 672         static const char *axis_names[] = {"X", "Y", "Z", "Rx", "Ry", "Rz",
 673                                            "Slider1", "Slider2",
 674                                            "POV1", "POV2", "POV3", "POV4"};
 675         const char *delim = ",";
 676         char * ptr;
 677         TRACE("\"%s\" = \"%s\"\n", This->name, buffer);
 678
 679         if ((ptr = strtok(buffer, delim)) != NULL)
 680         {
 681             do
 682             {
 683                 int i;
 684
 685                 for (i = 0; i < sizeof(axis_names) / sizeof(axis_names[0]); i++)
 686                 {
 687                     if (!strcmp(ptr, axis_names[i]))
 688                     {
 689                         if (!strncmp(ptr, "POV", 3))
 690                         {
 691                             if (pov >= 4)
 692                             {
 693                                 WARN("Only 4 POVs supported - ignoring extra\n");
 694                                 i = -1;
 695                             }
 696                             else
 697                             {
 698                                 /* Pov takes two axes */
 699                                 This->axis_map[tokens++] = i;
 700                                 pov++;
 701                             }
 702                         }
 703                         else
 704                         {
 705                             if (axis >= 8)
 706                             {
 707                                 FIXME("Only 8 Axes supported - ignoring extra\n");
 708                                 i = -1;
 709                             }
 710                             else
 711                                 axis++;
 712                         }
 713                         break;
 714                     }
 715                 }
 716
 717                 if (i == sizeof(axis_names) / sizeof(axis_names[0]))
 718                 {
 719                     ERR("invalid joystick axis type: \"%s\"\n", ptr);
 720                     i = -1;
 721                 }
 722
 723                 This->axis_map[tokens] = i;
 724                 tokens++;
 725             } while ((ptr = strtok(NULL, delim)) != NULL);
 726
 727             if (tokens != This->device_axis_count)
 728             {
 729                 ERR("not all joystick axes mapped: %d axes(%d,%d), %d arguments\n",
 730                     This->device_axis_count, axis, pov, tokens);
 731                 while (tokens < This->device_axis_count)
 732                 {
 733                     This->axis_map[tokens] = -1;
 734                     tokens++;
 735                 }
 736             }
 737         }
 738     }
 739     else
 740     {
 741         int i;
 742
 743         if (default_axis_map)
 744         {
 745             /* Use default mapping from the driver */
 746             for (i = 0; i < This->device_axis_count; i++)
 747             {
 748                 This->axis_map[i] = default_axis_map[i];
 749                 tokens = default_axis_map[i];
 750                 if (tokens < 0)
 751                     continue;
 752                 if (tokens < 8)
 753                     axis++;
 754                 else if (tokens < 15)
 755                 {
 756                     i++;
 757                     pov++;
 758                     This->axis_map[i] = default_axis_map[i];
 759                 }
 760             }
 761         }
 762         else
 763         {
 764             /* No config - set default mapping. */
 765             for (i = 0; i < This->device_axis_count; i++)
 766             {
 767                 if (i < 8)
 768                     This->axis_map[i] = axis++;
 769                 else if (i < 15)
 770                 {
 771                     This->axis_map[i++] = 8 + pov;
 772                     This->axis_map[i  ] = 8 + pov++;
 773                 }
 774                 else
 775                     This->axis_map[i] = -1;
 776             }
 777         }
 778     }
 779     This->devcaps.dwAxes = axis;
 780     This->devcaps.dwPOVs = pov;
 781
 782     if (appkey) RegCloseKey(appkey);
 783     if (hkey)   RegCloseKey(hkey);
 784
 785     return DI_OK;
 786 }