}
#endif
+//__________________________________________________________________________________________
+#ifdef _INC_CREATION_ALICHEB3D_
+void AliCheb3D::InvertSign()
+{
+ // invert the sign of all parameterizations
+ for (int i=fDimOut;i--;) {
+ AliCheb3DCalc* par = GetChebCalc(i);
+ int ncf = par->GetNCoefs();
+ float *coefs = par->GetCoefs();
+ for (int j=ncf;j--;) coefs[j] = -coefs[j];
+ }
+}
+#endif
+
+
//_______________________________________________
void AliCheb3D::LoadData(const char* inpFile)
{