Converting TEvtGen to native cmake

[u/mrichter/AliRoot.git] / TEvtGen / EvtGen / EvtGenModels / EvtItgTwoCoeffFcn.cpp

diff --git a/TEvtGen/EvtGen/EvtGenModels/EvtItgTwoCoeffFcn.cpp b/TEvtGen/EvtGen/EvtGenModels/EvtItgTwoCoeffFcn.cpp
new file mode 100644 (file)
index 0000000..1ebd840
--- /dev/null
+++ b/TEvtGen/EvtGen/EvtGenModels/EvtItgTwoCoeffFcn.cpp
@@ -0,0 +1,60 @@
+//--------------------------------------------------------------------------
+//
+//
+// Copyright Information: See EvtGen/COPYRIGHT
+//
+// Environment:
+//      This software is part of the EvtGen package developed jointly
+//      for the BaBar and CLEO collaborations.  If you use all or part
+//      of it, please give an appropriate acknowledgement.
+//
+// Module: EvtItgTwoCoeffFcn.cc
+//
+// Description:
+//      Class describing a function with two vectors of coefficients. 
+//
+// Modification history:
+//
+//    Jane Tinslay                March 21, 2001       Module created
+//
+//------------------------------------------------------------------------
+#include "EvtGenBase/EvtPatches.hh"
+
+#include "EvtGenModels/EvtItgTwoCoeffFcn.hh"
+
+//-------------
+// C Headers --
+//-------------
+extern "C" {
+}
+
+EvtItgTwoCoeffFcn::EvtItgTwoCoeffFcn( double (*theFunction)(double, const std::vector<double> &, const std::vector<double> &), double lowerRange, double upperRange, const std::vector<double> &coeffs1, const std::vector<double> &coeffs2):
+  EvtItgAbsFunction(lowerRange, upperRange),
+  _myFunction(theFunction),
+  _coeffs1(coeffs1),
+  _coeffs2(coeffs2)
+{}
+
+EvtItgTwoCoeffFcn::~EvtItgTwoCoeffFcn( )
+{}
+
+double
+EvtItgTwoCoeffFcn::myFunction(double x) const{
+  return _myFunction(x, _coeffs1, _coeffs2);
+}
+
+void
+EvtItgTwoCoeffFcn::setCoeff(int vect, int which, double value)
+{
+  if (vect == 1) _coeffs1[which] = value;
+  else if (vect == 2) _coeffs2[which] = value;
+}
+
+double
+EvtItgTwoCoeffFcn::getCoeff(int vect, int which)
+{
+  if (vect == 1) return _coeffs1[which];
+  else if (vect == 2) return _coeffs2[which];
+  else {return 0;}
+}
+