+class BackprojectEquilinear : public BackprojectTable
+{
+ public:
+ BackprojectEquilinear (const Projections& proj, ImageFile& im, int interpID, const int interpFactor)
+ : BackprojectTable::BackprojectTable (proj, im, interpID, interpFactor)
+ {}
+
+ void BackprojectView (const double* const t, double view_angle);
+};
+
+class BackprojectEquiangular : public BackprojectTable
+{
+ public:
+ BackprojectEquiangular (const Projections& proj, ImageFile& im, int interpID, const int interpFactor)
+ : BackprojectTable::BackprojectTable (proj, im, interpID, interpFactor)
+ {}
+
+ void BackprojectView (const double* const t, double view_angle);
+};
+