extract_value()

double MayaFlux::Nodes::Input::HIDNode::extract_value ( const Core::InputValue &  value )

overrideprotectedvirtual

Extract a scalar value from an InputValue.

Parameters

value

The input value to extract from

Returns

Scalar value for smoothing/output

Override in derived classes for specific input types. Default handles SCALAR and MIDI CC values.

Reimplemented from MayaFlux::Nodes::Input::InputNode.

Definition at line 15 of file HIDNode.cpp.

{
    if (value.type != Core::InputValue::Type::BYTES) {
        return m_config.default_value;
    }
 
    const auto& bytes = value.as_bytes();
 
    switch (m_config.mode) {
    case HIDParseMode::AXIS:
        return parse_axis(bytes);
 
    case HIDParseMode::BUTTON:
        return parse_button(bytes);
 
    case HIDParseMode::CUSTOM:
        return m_config.custom_parser
            ? m_config.custom_parser(bytes)
            : m_config.default_value;
    }
 
    return m_config.default_value;
}

References MayaFlux::Core::InputValue::as_bytes(), MayaFlux::Nodes::Input::AXIS, MayaFlux::Nodes::Input::BUTTON, MayaFlux::Core::InputValue::BYTES, MayaFlux::Nodes::Input::CUSTOM, MayaFlux::Nodes::Input::HIDConfig::custom_parser, MayaFlux::Nodes::Input::InputConfig::default_value, m_config, MayaFlux::Nodes::Input::HIDConfig::mode, parse_axis(), parse_button(), and MayaFlux::Core::InputValue::type.

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