# Hydrogen-column backdrop for the absorption example. [AI-Codex]
dataset_type: pointcloud_voronoi
driver_type: raytracer
device: cpu-openmp
pointcloud_voronoi:
  hilbert_bits: 5
  mesh_cache_mode: auto
  mesh_save_path: agora-z4-mesh.bin
  loader: gadget
  gadget:
    path: /path/to/agora_gizmo_z4/snapshot_152.hdf5
    fields: [PositionX, PositionY, PositionZ, Density, Temperature]
    UnitLength_in_cm: 3.085678e21
    UnitMass_in_g: 1.989e43
    UnitVelocity_in_cm_per_s: 1e5
    zoom_box: [[0.482336, 0.504851], [0.508043, 0.530557], [0.491807, 0.514321]]
raytracer:
  dist_max: 1.5
  min_step: 0
  max_step: 0.01
  outputpath: agora-projection.zr
  overwrite: false
  operators:
    projections:
      fields: [density]
      use_weighting: false
      perform_averaging: false
      mode: manual
      widths: [0.26, 0.26]
      npixels: [1024, 1024]
      view: orthogonal
      position: [1.0e-10, 0.5, 0.5]
      direction: [1.0, 0.0, 0.0]
      up: [0.0, 0.0, 1.0]