#include "weighting_cuda.h"

#include "utils.cuh"

torch::Tensor spline_weighting_fw_cuda(torch::Tensor x, torch::Tensor weight,
                                       torch::Tensor basis,
                                       torch::Tensor weight_index) {
  return x;
}

torch::Tensor spline_weighting_bw_x_cuda(torch::Tensor grad_out,
                                         torch::Tensor weight,
                                         torch::Tensor basis,
                                         torch::Tensor weight_index) {
  return grad_out;
}

torch::Tensor spline_weighting_bw_weight_cuda(torch::Tensor grad_out,
                                              torch::Tensor x,
                                              torch::Tensor basis,
                                              torch::Tensor weight_index,
                                              int64_t kernel_size) {
  return grad_out;
}

torch::Tensor spline_weighting_bw_basis_cuda(torch::Tensor grad_out,
                                             torch::Tensor x,
                                             torch::Tensor weight,
                                             torch::Tensor weight_index) {
  return grad_out;
}