{ "schema_version": 1, "body": [ { "type": "plane" }, { "type": "sphere", "radius": 0.0 }, { "type": "ellipsoid", "radii": [] }, { "type": "shape_model", "path": "", "q": null, "metres_per_unit": null } ], "base": [ { "type": "raster", "path": "", "band": 0, "pixel_size": null, "resampling": "cubic", "scale": null, "offset": null, "low_pass": 0.0 }, { "type": "chain", "sources": [] } ], "layers": [ { "type": "noise", "stack": [ { "enabled": true, "basis": "perlin", "fractal": "fbm", "blend": "add", "seed": 0, "wavelength": 1000.0, "amplitude": 100.0, "octaves": 8, "lacunarity": 2.0, "gain": 0.5, "hurst": null, "offset": 1.0, "warp_amplitude": 0.0, "warp_wavelength": 500.0 } ] }, { "type": "craters", "morphometry": "lunar", "generate": true, "seed": 1, "density": { "type": "power_law", "coefficient": 0.1, "exponent": 2.0 }, "ages": { "type": "uniform", "lifetime_gyr": 1.0 }, "min_diameter": 4.0, "max_diameter": 250.0, "spacing": { "diameter_ratio": 1.5, "separation": 0.0 }, "max_craters": 0, "manual": [], "profile": { "type": "martin_parkes_dunstan" }, "degradation": { "type": "freshness", "cutoff_depth_ratio": 0.04 }, "apply": { "order": "oldest_first", "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" }, "datum": "none", "datum_fit_radii": 1.0, "interior_replacement": 1.0, "blend": { "start_radii": 0.8, "end_radii": 1.2, "shape": "smootherstep" }, "irregularity": { "enabled": false, "seed": 0, "min_diameter": 0.0, "max_diameter": null, "min_age_gyr": 0.0, "max_age_gyr": null, "manual": false, "rough_share": 1.0, "model": "power_law", "scatter": true, "max_deviation": 0.3, "roughness": { "kind": "uniform", "a": 0.01, "b": 0.03, "min": null, "max": null }, "spectral_slope": { "kind": "constant", "a": 1.5, "b": 0.0, "min": null, "max": null }, "min_harmonic": 2, "max_harmonic": 12, "elongated_share": 0.054, "ellipticity": { "kind": "uniform", "a": 1.1, "b": 1.5, "min": null, "max": null }, "heading": null, "heading_spread": 0.0, "marks_share": 0.0, "marks_amplitude": { "kind": "uniform", "a": 0.0, "b": 0.005, "min": null, "max": null }, "marks_knots": 45, "marks_inner_radii": 0.3, "marks_outer_radii": 0.9, "marks_fade_radii": 0.1 }, "rim_smoothing": { "sigma_radii": 0.0, "inner_radii": 0.8, "outer_radii": 1.2, "shape": "smootherstep", "strength": 1.0 }, "noise": { "amplitude": 0.0, "wavelength_radii": 0.5, "octaves": 4, "gain": 0.5, "rim_amplitude": 0.0, "rim_wavelength_radii": 0.1, "rim_inner_radii": 0.8, "rim_outer_radii": 1.2, "seed": 0 }, "texture": { "wall_streaks": 0.0, "wall_streak_width_radii": 0.15, "ejecta": 0.0, "ejecta_lineation_radii": 0.15, "mantling": 0.0, "ejecta_reach_radii": 3.0, "min_freshness": 0.5, "seed": 0 }, "slope": { "enabled": false, "seed": 0, "floor_offset": { "kind": "uniform", "a": 0.045, "b": 0.194, "min": null, "max": null }, "upslope_rim": 0.0, "full_slope": 0.08726646259971647, "critical_gradient": null, "max_wear_rate": 10.0 } }, "density_map": null, "completeness": null }, { "type": "boulders", "coverage": 0.02, "qa": 1.79, "qb": 0.152, "min_diameter": 0.1, "max_diameter": 4.0, "sizes": { "type": "golombek_rapp" }, "seed": 1, "patches": { "spread": 1.0, "size": 200.0 }, "clusters": { "share": 0.0, "spacing": 50.0, "radius": 5.0, "model": "nearest" }, "ejecta": { "min_crater_diameter": 0.0, "regolith_thickness": null, "excavation_depth_ratio": 0.1, "coverage": 0.1, "profile": "smoothstep", "reach": 3.0, "decay_radii": 0.7, "floor_share": 0.05, "aging": "freshness", "min_freshness": 0.7, "lifetime_gyr": 4.0, "aging_exponent": 3.0, "gravity": null }, "ejecta_sizes": { "type": "golombek_rapp" }, "extrapolate": false, "exposure": null, "bedrock_abundance": 3.0, "exposure_spacing": 1.0, "bedrock_mean_size": 1000.0, "min_height_ratio": 0.4, "max_height_ratio": 0.6, "min_burial": 0.1, "max_burial": 0.4, "max_lean": 0.26, "side_share": 0.0, "end_share": 0.0, "max_tilt": 0.0, "follow_slope": false, "settle": true, "max_slope": null, "roll_distance": null, "burial_by_wear": 0.0, "fillet": { "height_share": 0.0, "width_ratio": 0.3 }, "ventifacts": { "share": 0.0, "wind_azimuth": 0.0, "min_angle": 0.8726646259971648, "max_angle": 1.0471975511965976, "second_wind_azimuth": null, "keel_share": 0.0 }, "fragmentation": { "min_diameter": 1.0, "split_wear": 1.0, "rubble_wear": 1.0, "min_pieces": 2, "max_pieces": 5, "gap_ratio": 0.04, "spread_ratio": 0.6, "slab_share": 0.7 }, "relief": "dome", "models": { "min_diameter": null, "min_samples": null, "max_diameter": null, "max_samples": null }, "relief_range": { "min_diameter": 0.0, "max_diameter": null, "models": false }, "shapes": { "styles": [ { "name": "angular", "weight": 0.2, "solid": "icosahedron", "intermediate": { "min": 0.6, "max": 0.9 }, "short_axis": { "min": 0.45, "max": 0.7 }, "rounding": { "min": 0.0, "max": 0.0 }, "min_fractures": 7, "max_fractures": 12, "fracture_depth": { "min": 0.55, "max": 0.85 }, "max_fracture_tilt": 1.0, "noise_amplitude": 0.06, "noise_wavelength": 0.9, "noise_octaves": 4, "edge_softness": { "min": 0.02, "max": 0.06 }, "face_roughness": 0.03 }, { "name": "platy", "weight": 0.12, "solid": "icosahedron", "intermediate": { "min": 0.6, "max": 0.9 }, "short_axis": { "min": 0.22, "max": 0.38 }, "rounding": { "min": 0.0, "max": 0.0 }, "min_fractures": 5, "max_fractures": 9, "fracture_depth": { "min": 0.6, "max": 0.88 }, "max_fracture_tilt": 0.7, "noise_amplitude": 0.05, "noise_wavelength": 0.9, "noise_octaves": 4, "edge_softness": { "min": 0.02, "max": 0.05 }, "face_roughness": 0.03 }, { "name": "subrounded", "weight": 0.15, "solid": "icosahedron", "intermediate": { "min": 0.65, "max": 0.9 }, "short_axis": { "min": 0.45, "max": 0.7 }, "rounding": { "min": 0.0, "max": 0.0 }, "min_fractures": 4, "max_fractures": 7, "fracture_depth": { "min": 0.65, "max": 0.9 }, "max_fracture_tilt": 1.0, "noise_amplitude": 0.07, "noise_wavelength": 0.8, "noise_octaves": 4, "edge_softness": { "min": 0.06, "max": 0.12 }, "face_roughness": 0.02 }, { "name": "rounded", "weight": 0.1, "solid": "icosahedron", "intermediate": { "min": 0.7, "max": 0.95 }, "short_axis": { "min": 0.5, "max": 0.75 }, "rounding": { "min": 0.0, "max": 0.0 }, "min_fractures": 0, "max_fractures": 3, "fracture_depth": { "min": 0.75, "max": 0.95 }, "max_fracture_tilt": 1.0, "noise_amplitude": 0.1, "noise_wavelength": 0.7, "noise_octaves": 4, "edge_softness": { "min": 0.1, "max": 0.18 }, "face_roughness": 0.02 }, { "name": "block", "weight": 0.13, "solid": "cube", "intermediate": { "min": 0.6, "max": 0.85 }, "short_axis": { "min": 0.4, "max": 0.6 }, "rounding": { "min": 0.0, "max": 0.15 }, "min_fractures": 3, "max_fractures": 7, "fracture_depth": { "min": 0.6, "max": 0.85 }, "max_fracture_tilt": 1.0, "noise_amplitude": 0.07, "noise_wavelength": 0.8, "noise_octaves": 4, "edge_softness": { "min": 0.06, "max": 0.12 }, "face_roughness": 0.06 }, { "name": "wedge", "weight": 0.1, "solid": "prism", "intermediate": { "min": 0.55, "max": 0.85 }, "short_axis": { "min": 0.4, "max": 0.6 }, "rounding": { "min": 0.0, "max": 0.2 }, "min_fractures": 2, "max_fractures": 5, "fracture_depth": { "min": 0.65, "max": 0.9 }, "max_fracture_tilt": 1.0, "noise_amplitude": 0.07, "noise_wavelength": 0.8, "noise_octaves": 4, "edge_softness": { "min": 0.06, "max": 0.12 }, "face_roughness": 0.06 }, { "name": "pyramid", "weight": 0.1, "solid": "pyramid", "intermediate": { "min": 0.7, "max": 0.95 }, "short_axis": { "min": 0.45, "max": 0.7 }, "rounding": { "min": 0.0, "max": 0.2 }, "min_fractures": 2, "max_fractures": 4, "fracture_depth": { "min": 0.7, "max": 0.92 }, "max_fracture_tilt": 1.0, "noise_amplitude": 0.07, "noise_wavelength": 0.8, "noise_octaves": 4, "edge_softness": { "min": 0.06, "max": 0.12 }, "face_roughness": 0.06 }, { "name": "shard", "weight": 0.05, "solid": "tetrahedron", "intermediate": { "min": 0.6, "max": 0.9 }, "short_axis": { "min": 0.4, "max": 0.6 }, "rounding": { "min": 0.0, "max": 0.2 }, "min_fractures": 2, "max_fractures": 4, "fracture_depth": { "min": 0.7, "max": 0.92 }, "max_fracture_tilt": 1.0, "noise_amplitude": 0.04, "noise_wavelength": 0.8, "noise_octaves": 4, "edge_softness": { "min": 0.02, "max": 0.05 }, "face_roughness": 0.03 }, { "name": "sphere", "weight": 0.05, "solid": "icosahedron", "intermediate": { "min": 0.85, "max": 1.0 }, "short_axis": { "min": 0.7, "max": 0.9 }, "rounding": { "min": 0.0, "max": 0.0 }, "min_fractures": 0, "max_fractures": 1, "fracture_depth": { "min": 0.8, "max": 0.95 }, "max_fracture_tilt": 1.0, "noise_amplitude": 0.08, "noise_wavelength": 0.7, "noise_octaves": 4, "edge_softness": { "min": 0.12, "max": 0.2 }, "face_roughness": 0.02 } ], "subdivisions": 3, "weathering": 1.0, "seed": 0 }, "shape_files": [], "density_map": null, "slope_map": null, "manual": [], "completeness": null, "shape_prototypes": 64, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } }, { "type": "roughness", "rms_slope": 0.15, "baseline": 0.25, "hurst": 0.8, "max_wavelength": 4.0, "min_wavelength": 0.01, "seed": 1, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } }, { "type": "bedforms", "wavelength": 1.0, "height": 0.1, "wind_azimuth": 0.0, "azimuth_spread": 0.0, "lee_fraction": 0.5, "sinuosity": 0.5, "cover": 0.0, "field_size": 100.0, "seed": 1, "exposure": null, "exposure_spacing": 1.0, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } }, { "type": "scale", "scale": 1.0, "offset": 0.0 }, { "type": "clamp", "min": null, "max": null }, { "type": "region", "shape": { "type": "rectangle", "min_x": 0.0, "min_y": 0.0, "max_x": 0.0, "max_y": 0.0 }, "feather": 0.0, "blend": "smoothstep", "layer": { "type": "noise", "stack": [ { "enabled": true, "basis": "perlin", "fractal": "fbm", "blend": "add", "seed": 0, "wavelength": 1000.0, "amplitude": 100.0, "octaves": 8, "lacunarity": 2.0, "gain": 0.5, "hurst": null, "offset": 1.0, "warp_amplitude": 0.0, "warp_wavelength": 500.0 } ] } }, { "type": "secondaries", "seed": 0, "onset_count": null, "count_fraction": 0.01, "size_slope": 4.0, "min_diameter": 1.0, "max_diameter": null, "outer_range": null, "min_primary_diameter": 0.0, "max_primary_diameter": null, "min_age_gyr": 0.0, "max_age_gyr": null, "manual": true, "cell_size_factor": 16.0, "rays": { "enabled": false, "layout": { "seed": 0, "count": { "kind": "normal", "a": 10.7, "b": 3.1, "min": 6.0, "max": 20.0 }, "width_degrees": { "kind": "normal", "a": 22.0, "b": 8.3, "min": 5.4, "max": 38.6 } }, "share": 0.7, "min_half_angle_degrees": 2.0, "clustering": 0.8, "cluster_spacing": 0.15 }, "shapes": { "elongated_share": 0.0, "ellipticity": { "kind": "uniform", "a": 1.2, "b": 1.8, "min": null, "max": null } }, "depth_ratio": 0.11, "morphometry": "lunar" }, { "type": "dem_detail", "path": "", "band": 0, "resampling": "cubic", "scale": null, "offset": null, "low_pass": 50.0, "weight": 1.0 }, { "type": "dunes", "shape": "barchan", "wind_azimuth": 0.0, "azimuth_spread": 0.0, "slip_face_angle": 0.5585053606381855, "stoss_slope": 0.17453292519943295, "stoss_exponent": 3.0, "dome_exponent": 1.8, "spacing": 800.0, "density": 0.5, "width": 400.0, "width_spread": 0.3, "min_width": 200.0, "height_ratio": 0.06666666666666667, "horn_length": 9.1, "dome_length": 2.0, "wavelength": 550.0, "height": 20.0, "sinuosity": 0.3, "defects": 0.3, "defect_density": 0.0, "flank_slope": 0.3490658503988659, "seed": 1, "anchor_x": 0.0, "anchor_y": 0.0, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" }, "ripples": { "wavelength": 0.0, "height": 0.0, "lee_fraction": 0.5, "sinuosity": 0.3, "slope_coupling": 1.0, "interdune_cover": 0.0, "defect_density": 0.0, "flank_straightening": 0.0, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } }, "grainflows": { "cover": 0.0, "min_scarp_width": 0.5, "max_scarp_width": 0.5, "min_scarp_length": 1.0, "max_scarp_length": 1.0, "min_lobe_width": 0.5, "max_lobe_width": 0.5, "min_lobe_length": 3.0, "max_lobe_length": 3.0, "thickness": 0.015, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } } }, { "type": "sand_fill", "reach": 10.0, "fill": 0.6, "max_thickness": 0.5, "cover_thickness": 0.02 }, { "type": "pavement", "plate_size": 1.0, "jitter": 1.0, "warp": 0.15, "crack_width": 0.05, "crack_depth": 0.05, "raised": false, "edge_rounding": 0.02, "max_tilt": 0.05, "max_step": 0.03, "octaves": 1, "lacunarity": 2.0, "gain": 0.5, "seed": 1, "exposure": null, "exposure_spacing": 1.0, "anchor_x": 0.0, "anchor_y": 0.0, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } }, { "type": "strata", "bed_thickness": 2.0, "thickness_variation": 0.4, "dip": 0.0, "dip_azimuth": 0.0, "sharpness": 4.0, "strength": 1.0, "cliff_share": 0.3, "seed": 1, "anchor_x": 0.0, "anchor_y": 0.0, "hard_share": 1.0, "soft_sharpness": 1.0 }, { "type": "sand_shadow", "wind_azimuth": 0.0, "length_ratio": 1.1, "flank_angle": 0.5585053606381855, "min_diameter": 0.0, "cover_thickness": 0.02, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } } ], "outputs": [ { "type": "heightmap", "path": "", "region": null, "compression": "lzw", "tile_size": 256 }, { "type": "crater_list", "path": "", "format": "csv", "region": null, "spacing": null }, { "type": "boulder_list", "path": "", "format": "csv", "region": null, "spacing": null }, { "type": "boulder_models", "path": "", "crease_angle": 60.0, "instanced": true, "region": null, "spacing": null }, { "type": "albedo", "path": "", "region": null, "compression": "lzw", "tile_size": 256 }, { "type": "mesh", "path": "", "cells_per_face": 128, "spacing": null }, { "type": "terrain_mesh", "path": "", "region": null }, { "type": "materials", "path": "", "region": null, "compression": "lzw", "tile_size": 256 }, { "type": "photometry", "path": "", "region": null, "compression": "lzw", "tile_size": 256 } ], "albedo": { "source": { "type": "synthetic", "rgb": false, "hue": 0.0, "saturation": 0.0, "value": 0.11, "hue_noise": [], "saturation_noise": [], "value_noise": [] }, "layers": [] }, "materials": { "exposure": { "reach": 12.0, "rise_soil": 0.01, "rise_boulder": 0.035, "slope_soil": 0.2, "slope_boulder": 0.4, "floor_cover": 0.0, "floor_patch": 60.0, "seed": 0 }, "dust_cover": 0.0, "dust_patch": 50.0, "seed": 0, "photometry": { "reference": "none", "soil": null, "sand": null, "dust": null, "bedrock": null, "rock": null } }, "models": { "noise_layer": { "enabled": true, "basis": "perlin", "fractal": "fbm", "blend": "add", "seed": 0, "wavelength": 1000.0, "amplitude": 100.0, "octaves": 8, "lacunarity": 2.0, "gain": 0.5, "hurst": null, "offset": 1.0, "warp_amplitude": 0.0, "warp_wavelength": 500.0 }, "density": [ { "type": "power_law", "coefficient": 0.1, "exponent": 2.0 }, { "type": "piecewise_power_law", "segments": [ { "start": 0.0, "coefficient": 1.0, "exponent": 2.0 } ] }, { "type": "tabulated", "diameters": [], "cumulative": [], "diameter_unit": 1.0, "area_unit": 1.0 }, { "type": "production_surface", "production": "extended_neukum", "chronology": "neukum", "age_gyr": 3.5 }, { "type": "minimum", "distributions": [] }, { "type": "trask" }, { "type": "hartmann" }, { "type": "moore", "terrain": "rough_mare" }, { "type": "viper" }, { "type": "piecewise_uniform", "bands": [ { "min": 1.0, "max": 2.0, "density": 0.01 } ], "total": 0.0 } ], "ages": [ { "type": "uniform", "lifetime_gyr": 1.0 }, { "type": "fresh" }, { "type": "steady_state", "age_gyr": 3.5, "production": "extended_neukum", "equilibrium": "trask", "chronology": "neukum" } ], "degradation": [ { "type": "freshness", "cutoff_depth_ratio": 0.04 }, { "type": "none", "depth_ratio": null }, { "type": "diffusion", "diffusivity": "matched", "power_law": { "coefficient": 1.0, "exponent": 0.0, "min_diameter": 0.0 }, "reach_radii": 3.0 } ], "profile": [ { "type": "fassett_thomson", "rim": "original" }, { "type": "martin_parkes_dunstan" }, { "type": "complex", "simple": { "type": "martin_parkes_dunstan" } } ], "boulder_sizes": [ { "type": "golombek_rapp" }, { "type": "sp8023_intercrater", "curve": "nominal" }, { "type": "sp8023_crater", "curve": "nominal" }, { "type": "synthterrain", "model": "intercrater" }, { "type": "power_law", "coefficient": 0.1, "exponent": 2.0 }, { "type": "piecewise_power_law", "segments": [ { "start": 0.0, "coefficient": 1.0, "exponent": 2.0 } ] }, { "type": "tabulated", "diameters": [], "cumulative": [], "diameter_unit": 1.0, "area_unit": 1.0 }, { "type": "piecewise_uniform", "bands": [ { "min": 1.0, "max": 2.0, "density": 0.01 } ], "total": 0.0 } ], "region_shape": [ { "type": "rectangle", "min_x": 0.0, "min_y": 0.0, "max_x": 0.0, "max_y": 0.0 }, { "type": "circle", "x": 0.0, "y": 0.0, "radius": 0.0 } ], "albedo_source": [ { "type": "synthetic", "rgb": false, "hue": 0.0, "saturation": 0.0, "value": 0.11, "hue_noise": [], "saturation_noise": [], "value_noise": [] }, { "type": "raster", "path": "", "bands": [ 0 ], "scale": null, "offset": null, "resampling": "cubic", "detail": { "enabled": true, "seed": 0, "octaves": 4, "scale": 1.0, "hurst": null, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } } } ], "albedo_layer": [ { "type": "craters", "crater_layer": null, "seed": 0, "min_diameter": 0.0, "max_diameter": null, "min_age_gyr": 0.0, "max_age_gyr": null, "manual": true, "share": 1.0, "background_maturity": 0.202, "max_maturity": 0.42, "interior_excess": 0.132, "texture": { "streaks": 0.0, "streak_width_degrees": 3.0, "streak_length_radii": 1.5, "continuous_radii": 0.0, "lobes": 0.0, "lobe_count": 8, "floor_share": 1.0, "seed": 0 }, "zones": { "enabled": false, "max_diameter": 50.0, "mature_depth": 1.0, "excavation_ratio": 0.1, "proximal_high": { "share": 1.0, "change": { "kind": "normal", "a": 0.12, "b": 0.09, "min": 0.01, "max": 0.5 }, "coefficient": 1.5, "exponent": 1.0, "scale": { "kind": "log_normal", "a": 1.0, "b": 0.82, "min": 0.4, "max": 5.0 }, "raggedness": 0.3, "finger_width_degrees": 25.0, "feather": 0.3, "retention_myr": null }, "proximal_low": { "share": 1.0, "change": { "kind": "normal", "a": -0.09, "b": 0.04, "min": -0.2, "max": -0.01 }, "coefficient": 2.9, "exponent": 1.0, "scale": { "kind": "log_normal", "a": 1.0, "b": 0.44, "min": 0.5, "max": 3.0 }, "raggedness": 0.3, "finger_width_degrees": 20.0, "feather": 0.3, "retention_myr": 0.081 }, "distal_high": { "share": 0.24, "change": { "kind": "uniform", "a": 0.01, "b": 0.04, "min": null, "max": null }, "coefficient": 0.52, "exponent": 2.5, "scale": { "kind": "constant", "a": 1.0, "b": 0.0, "min": null, "max": null }, "raggedness": 0.5, "finger_width_degrees": 8.0, "feather": 0.4, "retention_myr": 0.081 }, "distal_low": { "share": 0.84, "change": { "kind": "uniform", "a": -0.06, "b": -0.02, "min": null, "max": null }, "coefficient": 5.03, "exponent": 2.0, "scale": { "kind": "constant", "a": 1.0, "b": 0.0, "min": null, "max": null }, "raggedness": 0.6, "finger_width_degrees": 8.0, "feather": 0.6, "retention_myr": 0.081 }, "shadows": { "enabled": false, "jet_angle_degrees": 3.0, "depth": 0.5, "azimuths": 720, "radial_samples": 400 }, "seed": 0 }, "ejecta_excess": 0.076, "ejecta_exponent": 3.0, "ejecta_reach_radii": 3.0, "rays": { "enabled": true, "count": { "kind": "normal", "a": 10.7, "b": 3.1, "min": 6.0, "max": 20.0 }, "length_coefficient": 6.59, "length_exponent": 1.27, "length_spread": { "kind": "uniform", "a": -0.356, "b": 0.468, "min": null, "max": null }, "width_degrees": { "kind": "normal", "a": 22.0, "b": 8.3, "min": 5.4, "max": 38.6 }, "excess": 0.048, "patchiness": 0.5, "patch_radii": 0.5, "oblique": { "enabled": true, "heading": null, "asymmetric_degrees": 45.0, "forbidden_degrees": 25.0, "butterfly_degrees": 10.0, "downrange_speed_ratio": { "kind": "uniform", "a": 1.2, "b": 1.4, "min": null, "max": null }, "zone_half_width_degrees": 45.0 }, "layout": null }, "retention": { "small_diameter": 1000.0, "small_myr": 5.0, "mid_diameter": 5000.0, "mid_myr": 750.0, "large_diameter": 50000.0, "large_myr": 750.0, "scale": 1.0 }, "fade_exponent": 1.0, "origin_reflectance": 0.08, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" } }, { "type": "splotches", "seed": 0, "rate_coefficient": 1.483e-11, "rate_exponent": 4.144, "lifetime_myr": 0.081, "min_diameter": 1.0, "max_diameter": 40.0, "dark_share": 0.907, "bright_share": 0.074, "dark_change": { "kind": "constant", "a": -0.04, "b": 0.0, "min": null, "max": null }, "bright_change": { "kind": "constant", "a": 0.1, "b": 0.0, "min": null, "max": null }, "steep_bright_share": null, "steep_slope_degrees": 15.0, "softness": 0.3, "raggedness": 0.15, "fade": { "start_samples": 2.0, "end_samples": 4.0, "shape": "smoothstep" }, "swarms": { "enabled": false, "crater_rate": 4.84e-06, "crater_slope": 3.06, "min_crater_diameter": 10.0, "max_crater_diameter": 50.0, "reference_diameter": 18.8, "reference_count": 248.0, "mu": 0.41, "min_range": 4300.0, "max_range": 30000.0, "splotch_diameter": { "kind": "log_normal", "a": 6.0, "b": 0.6, "min": 2.0, "max": 22.0 }, "dark_share": 0.9637096774193549, "bright_share": 0.012096774193548387, "dark_change": { "kind": "constant", "a": -0.04, "b": 0.0, "min": null, "max": null }, "bright_change": { "kind": "uniform", "a": 0.04, "b": 0.12, "min": null, "max": null }, "wedge_share": 0.2, "wedge_elongation": 2.0, "craters": [] } }, { "type": "blast_zones", "zones": [] }, { "type": "rocks", "boulder_layer": null, "seed": 0, "reflectance_ratio": 2.5, "unresolved": true }, { "type": "slopes", "onset_degrees": 20.0, "maturity_per_degree": 0.0065, "background_maturity": 0.1, "max_maturity": 0.42, "baseline": 10.0, "origin_reflectance": 0.08 } ] } }