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#pragma once

#ifndef __OPENCV_CUDEV_EXPR_UNARY_FUNC_HPP__
#define __OPENCV_CUDEV_EXPR_UNARY_FUNC_HPP__

#include "../common.hpp"
#include "../ptr2d/traits.hpp"
#include "../ptr2d/transform.hpp"
#include "../functional/functional.hpp"
#include "expr.hpp"

namespace cv { namespace cudev {

//! @addtogroup cudev
//! @{

#define CV_CUDEV_EXPR_UNARY_FUNC(name) \
    template <class SrcPtr> \
    __host__ Expr<UnaryTransformPtrSz<typename PtrTraits<SrcPtr>::ptr_type, name ## _func<typename PtrTraits<SrcPtr>::value_type> > > \
    name ## _(const SrcPtr& src) \
    { \
        return makeExpr(transformPtr(src, name ## _func<typename PtrTraits<SrcPtr>::value_type>())); \
    }

CV_CUDEV_EXPR_UNARY_FUNC(abs)
CV_CUDEV_EXPR_UNARY_FUNC(sqr)
CV_CUDEV_EXPR_UNARY_FUNC(sqrt)
CV_CUDEV_EXPR_UNARY_FUNC(exp)
CV_CUDEV_EXPR_UNARY_FUNC(exp2)
CV_CUDEV_EXPR_UNARY_FUNC(exp10)
CV_CUDEV_EXPR_UNARY_FUNC(log)
CV_CUDEV_EXPR_UNARY_FUNC(log2)
CV_CUDEV_EXPR_UNARY_FUNC(log10)
CV_CUDEV_EXPR_UNARY_FUNC(sin)
CV_CUDEV_EXPR_UNARY_FUNC(cos)
CV_CUDEV_EXPR_UNARY_FUNC(tan)
CV_CUDEV_EXPR_UNARY_FUNC(asin)
CV_CUDEV_EXPR_UNARY_FUNC(acos)
CV_CUDEV_EXPR_UNARY_FUNC(atan)
CV_CUDEV_EXPR_UNARY_FUNC(sinh)
CV_CUDEV_EXPR_UNARY_FUNC(cosh)
CV_CUDEV_EXPR_UNARY_FUNC(tanh)
CV_CUDEV_EXPR_UNARY_FUNC(asinh)
CV_CUDEV_EXPR_UNARY_FUNC(acosh)
CV_CUDEV_EXPR_UNARY_FUNC(atanh)

#undef CV_CUDEV_EXPR_UNARY_FUNC

template <class SrcPtr>
__host__ Expr<UnaryTransformPtrSz<typename PtrTraits<SrcPtr>::ptr_type, Binder2nd<pow_func<typename PtrTraits<SrcPtr>::value_type> > > >
pow_(const SrcPtr& src, float power)
{
    return makeExpr(transformPtr(src, bind2nd(pow_func<typename PtrTraits<SrcPtr>::value_type>(), power)));
}

//! @}

}}

#endif