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Fixed SDL_HapticOpenFromJoystick() with DirectInput devices.

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This commit is contained in:
Ryan C. Gordon 2014-03-17 19:11:18 -04:00
parent cf3ff16e94
commit 7eaf899796
2 changed files with 39 additions and 30 deletions
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67
src/haptic/windows/SDL_syshaptic.c
View file

@ -658,38 +658,47 @@ SDL_SYS_HapticOpenFromDevice8(SDL_Haptic * haptic,
haptic->hwdata->device = device8;
haptic->hwdata->is_joystick = is_joystick;
/* Grab it exclusively to use force feedback stuff. */
ret = IDirectInputDevice8_SetCooperativeLevel(haptic->hwdata->device,
SDL_HelperWindow,
DISCL_EXCLUSIVE |
DISCL_BACKGROUND);
if (FAILED(ret)) {
DI_SetError("Setting cooperative level to exclusive", ret);
goto acquire_err;
}
/* !!! FIXME: opening a haptic device here first will make an attempt to
!!! FIXME: SDL_JoystickOpen() that same device fail later, since we
!!! FIXME: have it open in exclusive mode. But this will allow
!!! FIXME: SDL_JoystickOpen() followed by SDL_HapticOpenFromJoystick()
!!! FIXME: to work, and that's probably the common case. Still,
!!! FIXME: ideally, We need to unify the opening code. */
/* Set data format. */
ret = IDirectInputDevice8_SetDataFormat(haptic->hwdata->device,
&c_dfDIJoystick2);
if (FAILED(ret)) {
DI_SetError("Setting data format", ret);
goto acquire_err;
}
if (!is_joystick) { /* if is_joystick, we already set this up elsewhere. */
/* Grab it exclusively to use force feedback stuff. */
ret = IDirectInputDevice8_SetCooperativeLevel(haptic->hwdata->device,
SDL_HelperWindow,
DISCL_EXCLUSIVE |
DISCL_BACKGROUND);
if (FAILED(ret)) {
DI_SetError("Setting cooperative level to exclusive", ret);
goto acquire_err;
}
/* Get number of axes. */
ret = IDirectInputDevice8_EnumObjects(haptic->hwdata->device,
DI_DeviceObjectCallback,
haptic, DIDFT_AXIS);
if (FAILED(ret)) {
DI_SetError("Getting device axes", ret);
goto acquire_err;
}
/* Set data format. */
ret = IDirectInputDevice8_SetDataFormat(haptic->hwdata->device,
&c_dfDIJoystick2);
if (FAILED(ret)) {
DI_SetError("Setting data format", ret);
goto acquire_err;
}
/* Acquire the device. */
ret = IDirectInputDevice8_Acquire(haptic->hwdata->device);
if (FAILED(ret)) {
DI_SetError("Acquiring DirectInput device", ret);
goto acquire_err;
/* Get number of axes. */
ret = IDirectInputDevice8_EnumObjects(haptic->hwdata->device,
DI_DeviceObjectCallback,
haptic, DIDFT_AXIS);
if (FAILED(ret)) {
DI_SetError("Getting device axes", ret);
goto acquire_err;
}
/* Acquire the device. */
ret = IDirectInputDevice8_Acquire(haptic->hwdata->device);
if (FAILED(ret)) {
DI_SetError("Acquiring DirectInput device", ret);
goto acquire_err;
}
}
/* Reset all actuators - just in case. */

2
src/joystick/windows/SDL_dxjoystick.c
View file

@ -1025,7 +1025,7 @@ SDL_SYS_JoystickOpen(SDL_Joystick * joystick, int device_index)
result =
IDirectInputDevice8_SetCooperativeLevel(joystick->hwdata->
InputDevice, SDL_HelperWindow,
DISCL_NONEXCLUSIVE |
DISCL_EXCLUSIVE |
DISCL_BACKGROUND);
if (FAILED(result)) {
return SetDIerror("IDirectInputDevice8::SetCooperativeLevel", result);