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

#include <Array.hpp>
#include <rotate.hpp>
#include <kernel/rotate.hpp>
#include <stdexcept>
#include <err_opencl.hpp>

namespace opencl
{
    template<typename T>
    Array<T> rotate(const Array<T> &in, const float theta, const af::dim4 &odims,
                     const af_interp_type method)
    {
        Array<T> out = createEmptyArray<T>(odims);

        switch(method) {
            case AF_INTERP_NEAREST:
                kernel::rotate<T, AF_INTERP_NEAREST> (out, in, theta);
                break;
            case AF_INTERP_BILINEAR:
                kernel::rotate<T, AF_INTERP_BILINEAR>(out, in, theta);
                break;
            case AF_INTERP_LOWER:
                kernel::rotate<T, AF_INTERP_LOWER>   (out, in, theta);
                break;
            default:
                AF_ERROR("Unsupported interpolation type", AF_ERR_ARG);
                break;
        }

        return out;
    }


#define INSTANTIATE(T)                                                              \
    template Array<T> rotate(const Array<T> &in, const float theta,                 \
                             const af::dim4 &odims, const af_interp_type method);

    INSTANTIATE(float)
    INSTANTIATE(double)
    INSTANTIATE(cfloat)
    INSTANTIATE(cdouble)
    INSTANTIATE(int)
    INSTANTIATE(uint)
    INSTANTIATE(intl)
    INSTANTIATE(uintl)
    INSTANTIATE(uchar)
    INSTANTIATE(char)
    INSTANTIATE(short)
    INSTANTIATE(ushort)
}
