k3d/share/shaders/k3d_softboxes.sl:212:    float	meterDistance = 1;
k3d/share/shaders/k3d_softboxes.sl:318:	adjMeterDistance = meterDistance;
k3d/share/shaders/k3d_softboxes.sl:321:	adjMeterDistance = length(metP) + meterDistance;
