filters.h

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#ifndef FILTERS_H
#define FILTERS_H

#include <pcl/filters/passthrough.h>
#include <pcl/filters/voxel_grid.h>
#include <pcl/filters/radius_outlier_removal.h>

#include "typedefs.h"

/* Use a PassThrough filter to remove points with depth values that are too large or too small */
PointCloudPtr
thresholdDepth (const PointCloudPtr & input, float min_depth, float max_depth)
{
  PointCloudPtr thresholded;
  return (thresholded);
}

/* Use a VoxelGrid filter to reduce the number of points */
PointCloudPtr
downsample (const PointCloudPtr & input, float leaf_size)
{
  PointCloudPtr downsampled;
  return (downsampled);
}

/* Use a RadiusOutlierRemoval filter to remove all points with too few local neighbors */
PointCloudPtr
removeOutliers (const PointCloudPtr & input, float radius, int min_neighbors)
{
  PointCloudPtr inliers;
  return (inliers);
}

#endif