./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

backend/parser/express.cpp(2851): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::GenericPigmentBlendMap>"
              return NULL;
                     ^

backend/parser/express.cpp(2865): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::GenericNormalBlendMap>"
              return NULL;
                     ^

backend/parser/express.cpp(3231): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::GenericPigmentBlendMap>"
              return NULL;
                     ^

backend/parser/express.cpp(3245): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::GenericNormalBlendMap>"
              return NULL;
                     ^

backend/parser/express.cpp(3285): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::ColourBlendMap>"
      ColourBlendMapPtr New = NULL;
                              ^

backend/parser/express.cpp(3398): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::PigmentBlendMap>"
      return NULL;
             ^

backend/parser/express.cpp(3405): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::GenericNormalBlendMap>"
      return NULL;
             ^

backend/parser/express.cpp(3412): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::SlopeBlendMap>"
      return NULL;
             ^

backend/parser/express.cpp(3419): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::NormalBlendMap>"
      return NULL;
             ^

backend/parser/express.cpp(3426): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::TextureBlendMap>"
      return NULL;
             ^

backend/parser/express.cpp(3104): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::PigmentBlendMap>"
          return (NULL);
                 ^
          detected during instantiation of "boost::shared_ptr<MAP_T> pov::Parser::Parse_Blend_List<MAP_T>(int, pov::ColourBlendMapConstPtr, int) [with MAP_T=pov::PigmentBlendMap]" at line 3130

backend/parser/express.cpp(3104): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::ColourBlendMap>"
          return (NULL);
                 ^
          detected during instantiation of "boost::shared_ptr<MAP_T> pov::Parser::Parse_Blend_List<MAP_T>(int, pov::ColourBlendMapConstPtr, int) [with MAP_T=pov::ColourBlendMap]" at line 3136

backend/parser/express.cpp(3104): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::SlopeBlendMap>"
          return (NULL);
                 ^
          detected during instantiation of "boost::shared_ptr<MAP_T> pov::Parser::Parse_Blend_List<MAP_T>(int, pov::ColourBlendMapConstPtr, int) [with MAP_T=pov::SlopeBlendMap]" at line 3150

backend/parser/express.cpp(3104): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::NormalBlendMap>"
          return (NULL);
                 ^
          detected during instantiation of "boost::shared_ptr<MAP_T> pov::Parser::Parse_Blend_List<MAP_T>(int, pov::ColourBlendMapConstPtr, int) [with MAP_T=pov::NormalBlendMap]" at line 3154

backend/parser/express.cpp(3104): error: no suitable constructor exists to convert from "long" to "boost::shared_ptr<pov::TextureBlendMap>"
          return (NULL);
                 ^
          detected during instantiation of "boost::shared_ptr<MAP_T> pov::Parser::Parse_Blend_List<MAP_T>(int, pov::ColourBlendMapConstPtr, int) [with MAP_T=pov::TextureBlendMap]" at line 3167

compilation aborted for backend/parser/express.cpp (code 2)
make[2]: *** [backend/parser/express.o] Erreur 2
./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

backend/pattern/pattern.cpp(919): error: expected a ";"
          vector<Entry>::const_iterator iP;
                                        ^

backend/pattern/pattern.cpp(920): error: expected a ";"
          vector<Entry>::const_iterator iN;
                                        ^

backend/pattern/pattern.cpp(922): error: identifier "iP" is undefined
          iP = iN = Blend_Map_Entries.begin();
          ^

backend/pattern/pattern.cpp(922): error: identifier "iN" is undefined
          iP = iN = Blend_Map_Entries.begin();
               ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

compilation aborted for backend/pattern/pattern.cpp (code 2)
make[2]: *** [backend/pattern/pattern.o] Erreur 2
./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(1456): error: no instance of overloaded function "pov_base::max" matches the argument list
            argument types are: (pov_base::ColourChannel, double)
                  result = max(result, fabs(mColour[i]));
                           ^
          detected during:
            instantiation of "T pov_base::GenericColour<T>::MaxAbs() const [with T=pov_base::ColourChannel={float}]" at line 1422
            instantiation of "T pov_base::GenericColour<T>::WeightMaxAbs() const [with T=pov_base::ColourChannel={float}]" at line 999 of "backend/render/trace.cpp"

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

compilation aborted for backend/render/trace.cpp (code 2)
make[2]: *** [backend/render/trace.o] Erreur 2
./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

backend/texture/pigment.cpp(117): error: no operator "=" matches these operands
            operand types are: boost::shared_ptr<pov::GenericPigmentBlendMap> = long
      New->Blend_Map  = NULL;
                      ^

backend/texture/pigment.cpp(121): error: no operator "=" matches these operands
            operand types are: boost::shared_ptr<pov::GenericPigmentBlendMap> = long
      New->Blend_Map = NULL;
                     ^

backend/texture/pigment.cpp(603): error: argument list for class template "pov::BlendMap" is missing
  ColourBlendMap::ColourBlendMap() : BlendMap(COLOUR_TYPE) {}
                                     ^

backend/texture/pigment.cpp(603): error: no default constructor exists for class "pov::BlendMap<pov_base::TransColour>"
  ColourBlendMap::ColourBlendMap() : BlendMap(COLOUR_TYPE) {}
                                                           ^

backend/texture/pigment.cpp(613): error: argument list for class template "pov::BlendMap" is missing
  PigmentBlendMap::PigmentBlendMap(int type) : BlendMap(type) {}
                                               ^

backend/texture/pigment.cpp(613): error: no default constructor exists for class "pov::BlendMap<pov::PIGMENT *>"
  PigmentBlendMap::PigmentBlendMap(int type) : BlendMap(type) {}
                                                              ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

backend/texture/texture.cpp(1266): error: no operator "=" matches these operands
            operand types are: pov::TextureBlendMapPtr = long
      New->Blend_Map  = NULL;
                      ^

backend/texture/texture.cpp(2325): error: argument list for class template "pov::BlendMap" is missing
  TextureBlendMap::TextureBlendMap() : BlendMap(TEXTURE_TYPE) {}
                                       ^

backend/texture/texture.cpp(2325): error: no default constructor exists for class "pov::BlendMap<pov::TexturePtr>"
  TextureBlendMap::TextureBlendMap() : BlendMap(TEXTURE_TYPE) {}
                                                              ^

backend/texture/normal.cpp(593): error: no operator "=" matches these operands
            operand types are: pov::GenericNormalBlendMapPtr = long
      New->Blend_Map  = NULL;
                      ^

backend/texture/normal.cpp(1002): error: argument list for class template "pov::BlendMap" is missing
  SlopeBlendMap::SlopeBlendMap() : BlendMap(SLOPE_TYPE) {}
                                   ^

backend/texture/normal.cpp(1002): error: no default constructor exists for class "pov::BlendMap<pov::Vector2d>"
  SlopeBlendMap::SlopeBlendMap() : BlendMap(SLOPE_TYPE) {}
                                                        ^

backend/texture/normal.cpp(1010): error: argument list for class template "pov::BlendMap" is missing
  NormalBlendMap::NormalBlendMap() : BlendMap(NORMAL_TYPE) {}
                                     ^

backend/texture/normal.cpp(1010): error: no default constructor exists for class "pov::BlendMap<pov::TNORMAL *>"
  NormalBlendMap::NormalBlendMap() : BlendMap(NORMAL_TYPE) {}
                                                           ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

compilation aborted for backend/texture/pigment.cpp (code 2)
make[2]: *** [backend/texture/pigment.o] Erreur 2
./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

compilation aborted for backend/texture/texture.cpp (code 2)
make[2]: *** [backend/texture/texture.o] Erreur 2
compilation aborted for backend/texture/normal.cpp (code 2)
make[2]: *** [backend/texture/normal.o] Erreur 2
./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/safemath.h(51): error: identifier "numeric_limits" is undefined
  	assert (numeric_limits<T>::is_integer);
  	^
          detected during instantiation of "T pov_base::SafeUnsignedProduct<T,T1,T2>(T1, T2) [with T=long, T1=long, T2=long]" at line 3070 of "base/image/image.cpp"

./base/safemath.h(51): error: type name is not allowed
  	assert (numeric_limits<T>::is_integer);
  	^
./base/safemath.h(51): error: the global scope has no "is_integer"
  	assert (numeric_limits<T>::is_integer);
  	^
./base/safemath.h(52): error: type name is not allowed
  	assert (numeric_limits<T1>::is_integer && (p1 >= 0));
  	^
          detected during instantiation of "T pov_base::SafeUnsignedProduct<T,T1,T2>(T1, T2) [with T=long, T1=long, T2=long]" at line 3070 of "base/image/image.cpp"

./base/safemath.h(52): error: the global scope has no "is_integer"
  	assert (numeric_limits<T1>::is_integer && (p1 >= 0));
  	^
./base/safemath.h(53): error: type name is not allowed
  	assert (numeric_limits<T2>::is_integer && (p2 >= 0));
  	^
          detected during instantiation of "T pov_base::SafeUnsignedProduct<T,T1,T2>(T1, T2) [with T=long, T1=long, T2=long]" at line 3070 of "base/image/image.cpp"

./base/safemath.h(53): error: the global scope has no "is_integer"
  	assert (numeric_limits<T2>::is_integer && (p2 >= 0));
  	^
./base/safemath.h(54): error: type name is not allowed
  	assert (numeric_limits<T3>::is_integer && (p3 >= 0));
  	^
          detected during instantiation of "T pov_base::SafeUnsignedProduct<T,T1,T2>(T1, T2) [with T=long, T1=long, T2=long]" at line 3070 of "base/image/image.cpp"

./base/safemath.h(54): error: the global scope has no "is_integer"
  	assert (numeric_limits<T3>::is_integer && (p3 >= 0));
  	^
./base/safemath.h(55): error: type name is not allowed
  	assert (numeric_limits<T4>::is_integer && (p4 >= 0));
  	^
          detected during instantiation of "T pov_base::SafeUnsignedProduct<T,T1,T2>(T1, T2) [with T=long, T1=long, T2=long]" at line 3070 of "base/image/image.cpp"

./base/safemath.h(55): error: the global scope has no "is_integer"
  	assert (numeric_limits<T4>::is_integer && (p4 >= 0));
  	^
./base/safemath.h(61): error: type name is not allowed
  	if ( (((numeric_limits<T>::max() / p4) / p3) / p2) < p1 )
  	                       ^
          detected during instantiation of "T pov_base::SafeUnsignedProduct<T,T1,T2>(T1, T2) [with T=long, T1=long, T2=long]" at line 3070 of "base/image/image.cpp"

./base/safemath.h(61): error: no instance of overloaded function "max" matches the argument list
  	if ( (((numeric_limits<T>::max() / p4) / p3) / p2) < p1 )
  	                         ^
          detected during instantiation of "T pov_base::SafeUnsignedProduct<T,T1,T2>(T1, T2) [with T=long, T1=long, T2=long]" at line 3070 of "base/image/image.cpp"

compilation aborted for base/image/image.cpp (code 2)
make[2]: *** [base/image/image.o] Erreur 2
./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

./base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

./base/types.h(74): error: namespace "std" has no member "numeric_limits"
      return (T)clip<T2>(val, std::numeric_limits<T>::min(), std::numeric_limits<T>::max());
                                   ^
          detected during:
            instantiation of "bool pov_base::GenericRGBEColour<BIAS, T>::ComputeExponent(const pov_base::RGBColour &, T &, double &) [with BIAS=128, T=unsigned char]" at line 2128 of "./base/colour.h"
            instantiation of "pov_base::GenericRGBEColour<BIAS, T>::GenericRGBEColour(const pov_base::RGBColour &) [with BIAS=128, T=unsigned char]" at line 100 of "base/image/hdr.cpp"

./base/types.h(74): error: type name is not allowed
      return (T)clip<T2>(val, std::numeric_limits<T>::min(), std::numeric_limits<T>::max());
                                                  ^
          detected during:
            instantiation of "bool pov_base::GenericRGBEColour<BIAS, T>::ComputeExponent(const pov_base::RGBColour &, T &, double &) [with BIAS=128, T=unsigned char]" at line 2128 of "./base/colour.h"
            instantiation of "pov_base::GenericRGBEColour<BIAS, T>::GenericRGBEColour(const pov_base::RGBColour &) [with BIAS=128, T=unsigned char]" at line 100 of "base/image/hdr.cpp"

./base/types.h(74): error: no instance of overloaded function "min" matches the argument list
      return (T)clip<T2>(val, std::numeric_limits<T>::min(), std::numeric_limits<T>::max());
                                                    ^
          detected during:
            instantiation of "bool pov_base::GenericRGBEColour<BIAS, T>::ComputeExponent(const pov_base::RGBColour &, T &, double &) [with BIAS=128, T=unsigned char]" at line 2128 of "./base/colour.h"
            instantiation of "pov_base::GenericRGBEColour<BIAS, T>::GenericRGBEColour(const pov_base::RGBColour &) [with BIAS=128, T=unsigned char]" at line 100 of "base/image/hdr.cpp"

./base/types.h(74): error: namespace "std" has no member "numeric_limits"
      return (T)clip<T2>(val, std::numeric_limits<T>::min(), std::numeric_limits<T>::max());
                                                                  ^
          detected during:
            instantiation of "bool pov_base::GenericRGBEColour<BIAS, T>::ComputeExponent(const pov_base::RGBColour &, T &, double &) [with BIAS=128, T=unsigned char]" at line 2128 of "./base/colour.h"
            instantiation of "pov_base::GenericRGBEColour<BIAS, T>::GenericRGBEColour(const pov_base::RGBColour &) [with BIAS=128, T=unsigned char]" at line 100 of "base/image/hdr.cpp"

./base/types.h(74): error: type name is not allowed
      return (T)clip<T2>(val, std::numeric_limits<T>::min(), std::numeric_limits<T>::max());
                                                                                 ^
          detected during:
            instantiation of "bool pov_base::GenericRGBEColour<BIAS, T>::ComputeExponent(const pov_base::RGBColour &, T &, double &) [with BIAS=128, T=unsigned char]" at line 2128 of "./base/colour.h"
            instantiation of "pov_base::GenericRGBEColour<BIAS, T>::GenericRGBEColour(const pov_base::RGBColour &) [with BIAS=128, T=unsigned char]" at line 100 of "base/image/hdr.cpp"

./base/types.h(74): error: no instance of overloaded function "max" matches the argument list
      return (T)clip<T2>(val, std::numeric_limits<T>::min(), std::numeric_limits<T>::max());
                                                                                   ^
          detected during:
            instantiation of "bool pov_base::GenericRGBEColour<BIAS, T>::ComputeExponent(const pov_base::RGBColour &, T &, double &) [with BIAS=128, T=unsigned char]" at line 2128 of "./base/colour.h"
            instantiation of "pov_base::GenericRGBEColour<BIAS, T>::GenericRGBEColour(const pov_base::RGBColour &) [with BIAS=128, T=unsigned char]" at line 100 of "base/image/hdr.cpp"

compilation aborted for base/image/hdr.cpp (code 2)
make[2]: *** [base/image/hdr.o] Erreur 2
make[2]: La cible « all » n'a pas pu être refabriquée à cause d'erreurs.
../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

make[2]: *** Pas de règle pour fabriquer la cible « ../source/libpovray.a », nécessaire pour « povray ».
../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

../source/base/colour.h(100): warning #1624: "pov_base::GenericRGBColour<T> ToRGBColour(const pov_base::GenericColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBColour ToRGBColour(const GenericColour<T>& col);
                                  ^

../source/base/colour.h(634): warning #1624: "pov_base::GenericRGBFTColour<T> ToRGBFTColour(const pov_base::GenericTransColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericRGBFTColour ToRGBFTColour(const GenericTransColour<T>& col);
                                    ^

../source/base/colour.h(1223): warning #1624: "pov_base::GenericColour<T> ToMathColour(const pov_base::GenericRGBColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericColour ToMathColour(const GenericRGBColour<T>& col);
                               ^

../source/base/colour.h(1788): warning #1624: "pov_base::GenericTransColour<T> ToTransColour(const pov_base::GenericRGBFTColour<T> &)" declares a non-template function -- add <> to refer to a template instance
          friend GenericTransColour ToTransColour(const GenericRGBFTColour<T>& col);
                                    ^

make[2]: La cible « all » n'a pas pu être refabriquée à cause d'erreurs.
make[1]: *** [all-recursive] Erreur 1
make: *** [all] Erreur 2