Method ReadAndShowWithKeypoints

src/colmap/ui/image_viewer_widget.cc:172–208

}

void FeatureImageViewerWidget::ReadAndShowWithKeypoints(
    const std::filesystem::path& path,
    const FeatureKeypoints& keypoints,
    const std::vector<char>& tri_mask) {
  Bitmap bitmap;
  if (!bitmap.Read(path, /*as_rgb=*/true)) {
    LOG(ERROR) << "Cannot read image at path " << path;
    return;
  }

  image1_ = QPixmap::fromImage(BitmapToQImageRGB(bitmap));
  image2_ = image1_;

  const size_t num_tri_keypoints = std::count_if(
      tri_mask.begin(), tri_mask.end(), [](const bool tri) { return tri; });

  FeatureKeypoints keypoints_tri(num_tri_keypoints);
  FeatureKeypoints keypoints_not_tri(keypoints.size() - num_tri_keypoints);
  size_t idx_tri = 0;
  size_t idx_not_tri = 0;
  for (size_t i = 0; i < tri_mask.size(); ++i) {
    if (tri_mask[i]) {
      keypoints_tri[idx_tri++] = keypoints[i];
    } else {
      keypoints_not_tri[idx_not_tri++] = keypoints[i];
    }
  }

  DrawKeypoints(&image2_, keypoints_tri, Qt::magenta);
  DrawKeypoints(&image2_, keypoints_not_tri, Qt::red);

  if (switch_state_) {
    ShowPixmap(image2_);
  } else {
    ShowPixmap(image1_);
  }
}

void FeatureImageViewerWidget::ReadAndShowWithMatches(
    const std::filesystem::path& path1,