/*
// Copyright (c) 2019 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/

#include "depth_to_space_inst.h"
#include "primitive_gpu_base.h"
#include "implementation_map.h"
#include "kernel_selector_helper.h"
#include "depth_to_space/depth_to_space_kernel_selector.h"
#include "depth_to_space/depth_to_space_kernel_ref.h"
#include "error_handler.h"

using namespace cldnn;

namespace cldnn
{
    namespace gpu
    {
        struct depth_to_space_gpu : typed_primitive_gpu_impl<depth_to_space>
        {
            using parent = typed_primitive_gpu_impl<depth_to_space>;
            using parent::parent;

        public:

            static primitive_impl* create(const depth_to_space_node& arg)
            {
                auto depth_to_space_params = get_default_params<kernel_selector::depth_to_space_params>(arg);
                auto depth_to_space_optional_params =
                        get_default_optional_params<kernel_selector::depth_to_space_optional_params>(arg.get_program());

                depth_to_space_params.block_size = arg.get_primitive()->block_size;

                auto& kernel_selector = kernel_selector::depth_to_space_kernel_selector::Instance();
                auto best_kernels = kernel_selector.GetBestKernels(depth_to_space_params, depth_to_space_optional_params);

                CLDNN_ERROR_BOOL(arg.id(), "Best_kernel.empty()", best_kernels.empty(), "Cannot find a proper kernel with this arguments");

                auto depth_to_space = new depth_to_space_gpu(arg, best_kernels[0]);

                return depth_to_space;
            }
        };

        namespace
        {
            struct attach
            {
                attach()
                {
                    auto val_fw = depth_to_space_gpu::create;
                    implementation_map<depth_to_space>::add(std::make_tuple(engine_types::ocl, data_types::f32, format::bfyx), val_fw);
                    implementation_map<depth_to_space>::add(std::make_tuple(engine_types::ocl, data_types::f16, format::bfyx), val_fw);
                }
                ~attach() = default;
            };
            attach attach_impl;
        }
    } //namespace cldnn
} //namespace gpu
