Constant.cpp

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#include "Constant.hpp"
 
namespace MayaFlux::Nodes {
 
Constant::Constant(double value)
    : m_value(value)
{
    m_last_output = value;
}
 
//-----------------------------------------------------------------------------
// Core processing
//-----------------------------------------------------------------------------
 
double Constant::process_sample(double /*input*/)
{
    m_last_output = m_value;
 
    if ((!m_state_saved || m_fire_events_during_snapshot) && !m_networked_node) {
        notify_tick(m_value);
    }
 
    return m_value;
}
 
std::vector<double> Constant::process_batch(unsigned int num_samples)
{
    std::vector<double> out(num_samples);
    for (unsigned int i = 0; i < num_samples; ++i) {
        out[i] = process_sample(0.0);
    }
    return out;
}
 
//-----------------------------------------------------------------------------
// Parameter control
//-----------------------------------------------------------------------------
 
void Constant::set_constant(double value)
{
    m_value = value;
    m_last_output = value;
}
 
//-----------------------------------------------------------------------------
// State snapshot
//-----------------------------------------------------------------------------
 
void Constant::save_state()
{
    m_saved_value = m_value;
    m_state_saved = true;
}
 
void Constant::restore_state()
{
    m_value = m_saved_value;
    m_last_output = m_saved_value;
    m_state_saved = false;
}
 
//-----------------------------------------------------------------------------
// Context / callbacks
//-----------------------------------------------------------------------------
 
void Constant::update_context(double value)
{
    m_context.value = value;
}
 
NodeContext& Constant::get_last_context()
{
    return m_context;
}
 
void Constant::notify_tick(double value)
{
    update_context(value);
 
    m_callbacks.fire(m_context);
    m_conditional_callbacks.fire(m_context);
}
 
} // namespace MayaFlux::Nodes