gsPatchwiseFunction.h

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#pragma once
 
#include <gsCore/gsFunction.h>
 
namespace gismo
{
 
template <class T>
class gsPatchwiseFunction : public gsFunctionSet<T>
{
public:
 
    virtual ~gsPatchwiseFunction() { }    
 
    GISMO_UPTR_FUNCTION_PURE(gsPatchwiseFunction, clone)
 
    operator const gsFunction<T> & ()
    { 
        return piece(0); 
    }
 
public:
 
    virtual const gsFunction<T> & piece(const index_t i) const = 0;
 
    virtual index_t size() const = 0;
 
public:
 
    inline const gsFunction<T> & operator [] (const index_t i) const 
    {
        return piece(i);
    }
 
    std::ostream &print(std::ostream &os) const
    {
        os << "Patch-wise function.\n";
        return os; 
    }
 
    friend std::ostream & operator<<(std::ostream &os, const gsPatchwiseFunction &pwf)
    {
        return pwf.print(os);
    }
};
 
} // namespace gismo