allow calls to CppAD::CompareChange as compare_change and allow speci…

…fic variant of pow with integer exponent
b45ch1 · Apr 25, 2014 · b4c8deb · b4c8deb
1 parent 7e6d686
commit b4c8deb
Show file tree

Hide file tree

Showing 3 changed files with 9 additions and 0 deletions.
diff --git a/pycppad/adfun.cpp b/pycppad/adfun.cpp
@@ -471,6 +471,11 @@ namespace pycppad {
 		return vec2array(result);
 	}
 
+	// CompareChange
+	template <class Base>
+	int ADFun<Base>::CompareChange(void)
+	{	return static_cast<int>( f_.CompareChange() ); }
+
 	// Reverse
 	template <class Base>
 	array ADFun<Base>::Reverse(int p, array& w)

diff --git a/pycppad/adfun.hpp b/pycppad/adfun.hpp
@@ -18,6 +18,7 @@ namespace pycppad {
 		int   Domain(void);
 		int   Range(void);
 		array Forward(int p, array& xp);
+		int   CompareChange(void);
 		array Reverse(int p, array& w);
 		array Jacobian(array& x);
 		array Hessian(array& x, array& w);

diff --git a/pycppad/pycppad.cpp b/pycppad/pycppad.cpp
@@ -703,12 +703,14 @@ BOOST_PYTHON_MODULE(cppad_)
 		// pow
      	.def( pow(self, self) ) 
      	.def( pow(self, double()) )
+     	.def( pow(self, int()) )
      	.def( pow(double(), self) )
 	;
 
 	class_<ADFun_double>("adfun_float", init< array& , array& >())
 		.def("domain",    &ADFun_double::Domain)
 		.def("forward",   &ADFun_double::Forward)
+		.def("compare_change",   &ADFun_double::CompareChange)
 		.def("hessian_" , &ADFun_double::Hessian)
 		.def("jacobian_", &ADFun_double::Jacobian)
 		.def("optimize",  &ADFun_double::optimize)
@@ -733,6 +735,7 @@ BOOST_PYTHON_MODULE(cppad_)
 		.def("domain",    &ADFun_AD_double::Domain)
 		.def("range",     &ADFun_AD_double::Range)
 		.def("forward",   &ADFun_AD_double::Forward)
+		.def("compare_change",   &ADFun_AD_double::CompareChange)
 		.def("reverse",   &ADFun_AD_double::Reverse)
 		.def("jacobian_", &ADFun_AD_double::Jacobian)
 		.def("hessian_",  &ADFun_AD_double::Hessian)