diff options
Diffstat (limited to 'vcl/source/filter/sgvspln.hxx')
| -rw-r--r-- | vcl/source/filter/sgvspln.hxx | 45 |
1 files changed, 15 insertions, 30 deletions
diff --git a/vcl/source/filter/sgvspln.hxx b/vcl/source/filter/sgvspln.hxx index f58891639ad3..4eb822e854a4 100644 --- a/vcl/source/filter/sgvspln.hxx +++ b/vcl/source/filter/sgvspln.hxx @@ -20,40 +20,25 @@ #ifndef INCLUDED_VCL_SOURCE_FILTER_SGVSPLN_HXX #define INCLUDED_VCL_SOURCE_FILTER_SGVSPLN_HXX -/************************************************************************* -|* -|* CalcSpline() -|* -|* Description Calculates the coefficients of parametrised -|* natural or periodic cubic polynom-splines. -|* The corner points of the polygon passed are used -|* as support points. n returns the number of partial polynoms. -|* This function returns TRUE if no error occured. -|* Only in this case memory for the coefficient array -|* has been allocated, which can be freed by the caller -|* using a delete. -|* -*************************************************************************/ - +/* + * Calculates the coefficients of parametrised natural or periodic cubic + * polynom-splines. The corner points of the polygon passed are used as + * support points. n returns the number of partial polynoms. This function + * returns TRUE if no error occurred. Only in this case memory for the + * coefficient array has been allocated, which can be freed by the caller + * using a delete. + */ bool CalcSpline(Polygon& rPoly, bool Periodic, sal_uInt16& n, double*& ax, double*& ay, double*& bx, double*& by, double*& cx, double*& cy, double*& dx, double*& dy, double*& T); -/************************************************************************* -|* -|* Spline2Poly() -|* -|* Description converts a parametrised cubic spline (natural -|* or periodic) to an approximate polygon. -|* The function returns false, if an error occured -|* during the calculation of the coefficients or -|* the polygon became too large (>PolyMax=16380). -|* In the first case the polygon has 0, in the -|* second case PolyMax points. -|* To prevent coordinate overflows we limit -|* them to +/-32000. -|* -*************************************************************************/ +/* + * Converts a parametrised cubic spline (natural or periodic) to an approximate + * polygon. The function returns false, if an error occurred during the + * calculation of the coefficients or the polygon became too large (>PolyMax=16380). + * In the first case the polygon has 0, in the second case PolyMax points. + * To prevent coordinate overflows we limit them to +/-32000. + */ bool Spline2Poly(Polygon& rSpln, bool Periodic, Polygon& rPoly); #endif // INCLUDED_VCL_SOURCE_FILTER_SGVSPLN_HXX |