// Copyright (c) 2018 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 "border_kernel_base.h"
#include <vector>
#include "kernel_selector_utils.h"

namespace kernel_selector {
JitConstants BorderKernelBase::GetJitConstants(const border_params& params) const {
    JitConstants jit = MakeBaseParamsJitConstants(params);

    jit.AddConstants({MakeJitConstant("LT_SIZES", params.lt_sizes),
                      MakeJitConstant("RB_SIZES", params.rb_sizes),
                      MakeJitConstant("BORDER_VALUE", params.border_value),
                      MakeJitConstant(toString(params.b_type), "")});

    return jit;
}

BorderKernelBase::DispatchData BorderKernelBase::SetDefault(const border_params& params) const {
    const auto& output = params.output;

    DispatchData kd;

    kd.fp16UnitUsed = params.inputs[0].GetDType() == Datatype::F16;

    std::vector<size_t> global{output.X().v * output.Z().v, output.Y().v * output.W().v, output.Batch().v * output.Feature().v};
    const auto& local = GetOptimalLocalWorkGroupSizes(global, params.engineInfo);

    kd.gws0 = global[0];
    kd.gws1 = global[1];
    kd.gws2 = global[2];

    kd.lws0 = local[0];
    kd.lws1 = local[1];
    kd.lws2 = local[2];

    return kd;
}

KernelsData BorderKernelBase::GetCommonKernelsData(const Params& params,
                                                   const optional_params& options,
                                                   float estimated_time) const {
    assert(params.GetType() == KernelType::BORDER);

    const auto& prim_params =
        static_cast<const border_params&>(params);

    auto run_info = SetDefault(prim_params);
    KernelData k_data = KernelData::Default<border_params>(params);

    auto cldnn_jit = GetJitConstants(prim_params);
    auto entry_point = GetEntryPoint(kernelName, prim_params.layerID, options);
    auto jit = CreateJit(kernelName, cldnn_jit, entry_point);

    auto& kernel = k_data.kernels[0];
    FillCLKernelData(kernel, run_info, params.engineInfo, kernelName, jit, entry_point);

    k_data.estimatedTime = estimated_time;

    return {k_data};
}
}  // namespace kernel_selector
