/*******************************************************

* Copyright (c) 2014, ArrayFire

* All rights reserved.

*

* This file is distributed under 3-clause BSD license.

* The complete license agreement can be obtained at:

* http://arrayfire.com/licenses/BSD-3-Clause

********************************************************/

#pragma once

#include <Array.hpp>

#include <vector>

namespace arrayfire {

namespace cuda {

template<typename T>

void fast_pyramid(std::vector<unsigned> &feat_pyr,

std::vector<Array<float>> &d_x_pyr,

std::vector<Array<float>> &d_y_pyr,

std::vector<unsigned> &lvl_best, std::vector<float> &lvl_scl,

std::vector<Array<T>> &img_pyr, const Array<T> &in,

const float fast_thr, const unsigned max_feat,

const float scl_fctr, const unsigned levels,

const unsigned patch_size);

} // namespace cuda

} // namespace arrayfire