void a() { fixed distance; // local variable distance of type real

// .... your existing code

while (1) { // Repeat forever actiion
    Wait(0.0625, c_timeGame); //  << General - Wait Tick Period Game Time seconds
    distance = // Set variable *distance*
        DistanceBetweenPoints( // Distance Between Points
            UnitGetPosition( // Position of unit
                EventUnit() // Triggering Unit
            ),
            UnitGetPosition( // Position of unit
                secretBane // saved variable of type *unit* - *secretbane*
            )
        )
    ;
    if (distance <= 1.0) { // Action if; condition - obvious
        // sfi Reward Player Unlock Reward((Owner of (Picked unit)), Glaze - Flash)                          Trigger - Stop all instances of (Current trigger)                          Trigger - Turn (Current trigger) Off                          General - Break
    }
}

}