virtual void IntegrationLimits
(Float_t& x1, Float_t& x2, Float_t& y1, Float_t& y2) = 0;
// Test points for auto calibration
virtual void GiveTestPoints(Int_t &n, Float_t *x, Float_t *y) const = 0;
// Draw the segmentation zones
virtual void IntegrationLimits
(Float_t& x1, Float_t& x2, Float_t& y1, Float_t& y2) = 0;
// Test points for auto calibration
virtual void GiveTestPoints(Int_t &n, Float_t *x, Float_t *y) const = 0;
// Draw the segmentation zones