[opengm] 10/386: add interface for learnable functions

[Ghislain Vaillant]

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ghisvail-guest pushed a commit to branch debian/master
in repository opengm.

commit b660f973a536e646efa7327b6d02d9b2424914ab
Author: joergkappes <kappes at math.uni-heidelberg.de>
Date:   Fri May 16 17:00:23 2014 +0200

    add interface for learnable functions
---
 include/opengm/functions/function_properties_base.hxx | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/opengm/functions/function_properties_base.hxx b/include/opengm/functions/function_properties_base.hxx
index 411dba9..2b70a77 100644
--- a/include/opengm/functions/function_properties_base.hxx
+++ b/include/opengm/functions/function_properties_base.hxx
@@ -54,6 +54,7 @@ public:
    bool isTruncatedSquaredDifference() const;
    bool isAbsoluteDifference() const;
    bool isTruncatedAbsoluteDifference() const;
+
    
    /// find minimum and maximum of the function in a single sweep
    /// \return class holding the minimum and the maximum
@@ -132,6 +133,10 @@ public:
    INDEX parameterIndex(const size_t paramNumber)const{
       throw RuntimeError("Function base has no parameters,this needs to be implemented in any function type");
    }
+   void setParameters(const Parameters<VALUE,INDEX>& parameters){}
+   template<class ITERATOR> 
+   VALUE parameterGradient(size_t,ITERATOR) const {return 0;}
+
 };
 
 

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