class VMixEnvelopeDesc_t
{
public:
    float32 m_flAttackTimeMS;
    float32 m_flHoldTimeMS;
    float32 m_flReleaseTimeMS;
};

KV3 Class Defaults

{
    m_flAttackTimeMS = 0.0
    m_flHoldTimeMS = 0.0
    m_flReleaseTimeMS = 0.0
}