void HIDGamepad::valueChanged(IOHIDValueRef value)
{
IOHIDElementCookie cookie = IOHIDElementGetCookie(IOHIDValueGetElement(value));
HIDGamepadElement* element = m_elementMap.get(cookie);
// This might be an element we don't currently handle as input so we can skip it.
if (!element)
return;
element->rawValue = IOHIDValueGetScaledValue(value, kIOHIDValueScaleTypePhysical);
if (element->isButton()) {
for (unsigned i = 0; i < m_buttons.size(); ++i) {
if (m_buttons[i].get() == element)
m_buttonValues[i] = element->normalizedValue();
}
} else if (element->isAxis()) {
for (unsigned i = 0; i < m_axes.size(); ++i) {
if (m_axes[i].get() == element)
m_axisValues[i] = element->normalizedValue();
}
} else
ASSERT_NOT_REACHED();
m_lastUpdateTime = monotonicallyIncreasingTime();
}
HIDInputType HIDGamepad::valueChanged(IOHIDValueRef value)
{
IOHIDElementCookie cookie = IOHIDElementGetCookie(IOHIDValueGetElement(value));
HIDGamepadElement* element = m_elementMap.get(cookie);
// This might be an element we don't currently handle as input so we can skip it.
if (!element)
return HIDInputType::NotAButtonPress;
element->rawValue = IOHIDValueGetScaledValue(value, kIOHIDValueScaleTypePhysical);
if (element->isButton()) {
for (unsigned i = 0; i < m_buttons.size(); ++i) {
if (&m_buttons[i].get() == element) {
m_buttonValues[i] = element->normalizedValue();
break;
}
}
} else if (element->isAxis()) {
for (unsigned i = 0; i < m_axes.size(); ++i) {
if (&m_axes[i].get() == element) {
m_axisValues[i] = element->normalizedValue();
break;
}
}
} else if (element->isDPad()) {
int intValue = IOHIDValueGetIntegerValue(value) - element->min;
for (unsigned i = 0; i < m_dPads.size(); ++i) {
if (&m_dPads[i].get() != element)
continue;
// Each DPad represents 4 button values which are tacked on to the end of the values from non-DPad buttons.
unsigned firstButtonValue = m_buttons.size() + i * 4;
ASSERT(m_buttonValues.size() > firstButtonValue + 3);
fillInButtonValues(intValue, m_buttonValues[firstButtonValue], m_buttonValues[firstButtonValue + 1], m_buttonValues[firstButtonValue + 2], m_buttonValues[firstButtonValue + 3]);
}
} else
ASSERT_NOT_REACHED();
m_lastUpdateTime = monotonicallyIncreasingTime();
return element->isButton() ? HIDInputType::ButtonPress : HIDInputType::NotAButtonPress;
}
