/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree.
 */

#pragma once

#include "gltf/Raw2Gltf.hpp"

struct AccessorData : Holdable {
  AccessorData(const BufferViewData& bufferView, GLType type, std::string name);
  explicit AccessorData(GLType type);

  json serialize() const override;

  template <class T>
  void appendAsBinaryArray(const std::vector<T>& in, std::vector<uint8_t>& out) {
    const unsigned int stride = type.byteStride();
    const size_t offset = out.size();
    const size_t count = in.size();

    this->count = (unsigned int)count;

    out.resize(offset + count * stride);
    for (int ii = 0; ii < count; ii++) {
      type.write(&out[offset + ii * stride], in[ii]);
    }
  }

  unsigned int byteLength() const {
    return type.byteStride() * count;
  }

  const int bufferView;
  const GLType type;

  unsigned int byteOffset;
  unsigned int count;
  std::vector<float> min;
  std::vector<float> max;
  std::string name;
};