void JoypadOSX::joypad_vibration_start(int p_id, float p_magnitude, float p_duration, uint64_t p_timestamp) {
joypad *joy = &device_list[get_joy_index(p_id)];
joy->ff_timestamp = p_timestamp;
joy->ff_effect.dwDuration = p_duration * FF_SECONDS;
joy->ff_effect.dwGain = p_magnitude * FF_FFNOMINALMAX;
FFEffectSetParameters(joy->ff_object, &joy->ff_effect, FFEP_DURATION | FFEP_GAIN);
FFEffectStart(joy->ff_object, 1, 0);
}
static HRESULT WINAPI effect_SetParameters(IDirectInputEffect *iface,
const DIEFFECT *effect, DWORD flags)
{
EffectImpl *This = impl_from_IDirectInputEffect(iface);
TRACE("%p %p 0x%x\n", This, effect, flags);
dump_DIEFFECT(effect, &This->guid, flags);
return osx_to_win32_hresult(FFEffectSetParameters(This->effect, (FFEFFECT*)effect, flags));
}
/*
* Updates an effect.
*/
int
SDL_SYS_HapticUpdateEffect(SDL_Haptic * haptic,
struct haptic_effect *effect,
SDL_HapticEffect * data)
{
HRESULT ret;
FFEffectParameterFlag flags;
FFEFFECT temp;
/* Get the effect. */
SDL_memset(&temp, 0, sizeof(FFEFFECT));
if (SDL_SYS_ToFFEFFECT(haptic, &temp, data) < 0) {
goto err_update;
}
/* Set the flags. Might be worthwhile to diff temp with loaded effect and
* only change those parameters. */
flags = FFEP_DIRECTION |
FFEP_DURATION |
FFEP_ENVELOPE |
FFEP_STARTDELAY |
FFEP_TRIGGERBUTTON |
FFEP_TRIGGERREPEATINTERVAL | FFEP_TYPESPECIFICPARAMS;
/* Create the actual effect. */
ret = FFEffectSetParameters(effect->hweffect->ref, &temp, flags);
if (ret != FF_OK) {
SDL_SetError("Haptic: Unable to update effect: %s.", FFStrError(ret));
goto err_update;
}
/* Copy it over. */
SDL_SYS_HapticFreeFFEFFECT(&effect->hweffect->effect, data->type);
SDL_memcpy(&effect->hweffect->effect, &temp, sizeof(FFEFFECT));
return 0;
err_update:
SDL_SYS_HapticFreeFFEFFECT(&temp, data->type);
return -1;
}
