interpolate_kernel.h

// Copyright (c) Meta Platforms, Inc. and affiliates.
// All rights reserved.
//
// This source code is licensed under the license found in the
// LICENSE file in the root directory of this source tree.

#pragma once

torch::Tensor interpolate_cuda(
    const torch::Tensor& vert_attributes,
    const torch::Tensor& vi,
    const torch::Tensor& index_img,
    const torch::Tensor& bary_img);

std::tuple<torch::Tensor, torch::Tensor> interpolate_cuda_backward(
    const torch::Tensor& grad_out,
    const torch::Tensor& vert_attributes,
    const torch::Tensor& vi,
    const torch::Tensor& index_img,
    const torch::Tensor& bary_img);