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procedural textures

Cracked asphalt

Generate tileable PBR maps of asphalt paving: aggregate stones in bitumen, wandering and branching cracks, alligator cracking, tar sealant and stains. Use for roads, parking lots and urban ground.

Recorded render of Cracked asphalt

What this component contains

  • ATTRIBUTION.md
  • LICENSE
  • README.md
  • asphalt_cracked.py
  • blender_material.py
  • component.json
  • material.tres
  • pngio.py
  • preview.png
  • test_package.py
  • texkit.py
  • verification/native.json

How it works

Entry point
generate
Maps
albedo, normal, roughness, height, ao
Parameters
aggregate_size, cracks, crack_width, alligator, sealant, wear, stains, hue_shift and 2 more
Presets
default, fresh, alligator, sealed, coarse_chip
Tileable
yes
Command line
python asphalt_cracked.py --size 1024 --seed 7 --preset NAME --out DIR [--width W --height H] [--set NAME=VALUE] [--directx-normal] [--orm]
Godot material
material.tres
Blender builder
blender_material.build_material(folder)

Recorded checks

godot 4.7.2.stable.official.ed1daf0bf

  • command_line_generates_declared_maps
  • maps_decode
  • maps_have_declared_size_and_channels
  • maps_tile_without_a_seam
  • normal_vectors_unit_length_facing_out
  • maps_carry_detail
  • godot_imports_the_maps
  • godot_material_template_loads_every_map
  • godot_compatibility_render
  • capture_shows_the_textured_surface
  • blender_builds_the_material

Limits to consider

There are no lane markings, potholes or curbs. Cracks are random walks and fatigue cracks are Voronoi borders, approximations of real failure patterns. Aggregate stones are flat Voronoi cells. Occlusion is a blurred-height estimate.