{
"Description": "Settings for how braided streams are warped into meanders then overlaid with multiple meandering iterations to create point bars and a braided channel effect.
Braided streams have its own versions of the meandering configs, so that braided streams can be adjusted separately from meandering streams.",
"EnabledChance": 0,
"EnabledChanceDescription": "Percent Chance for a meandering stream to have braided streams.
Braided streams try to emulate what you see in this video: https://youtu.be/X5mgHu2bMvI",
"MinSmallScaleStreamLength": 10,
"MinSmallScaleStreamLengthDescription": "Minimum stream length in chunks for small-scale streams to be braided instead of just meandering.
Streams shorter than this will meander but not braid.",
"MinLargeScaleStreamLength": 10,
"MinLargeScaleStreamLengthDescription": "Minimum stream length in chunks for large-scale streams to be braided instead of just meandering.
Streams shorter than this will meander but not braid.",
"HistoricalIterations": 6,
"HistoricalIterationsDescription": "Number of historical meandering iterations to render before the final.
Each appears at reduced opacity, creating faded historical stream channels.
For example, with 5 historical iterations, opacities are: 17%, 33%, 50%, 67%, 83%, then 100% for the final path.",
"MinOpacity": 0.2,
"MinOpacityDescription": "Opacity for the oldest historical path.
Opacity scales linearly from MaxOpacity for the first historical path to this on the final historical path.
0.25 means the oldest historical opacity is at 25%, 0.5 means the oldest is at 50%.",
"MaxOpacity": 0.8,
"MaxOpacityDescription": "Opacity for the historical path.
Opacity scales linearly from this for the first historical path to MinOpacity on the final historical path.
0.5 means the newest historical path's opacity is at 50%, 0.75 means the newest is at 75%.",
"CaptureGap": 2,
"CaptureGapDescription": "Number of meandering iterations between each historical path capture.
A higher CaptureGap means more visual difference between historical paths.
With 29 iterations, 5 historical captures, and gap of 4: captures at iterations 8, 12, 16, 20, 24, final at 28.",
"MeanderIterations": 12,
"MeanderIterationsDescription": "Number of iterative passes for the progressive meandering on braided streams.
Each iteration applies small displacements that accumulate over the iterations into larger meanders.
Not enough iterations and the streams will be basic, more closely resembling their base bezier curves.
After a certain point the iterations becomes meaningless. You can meander the streams forever.",
"SinuosityAtSource": 1.145,
"SinuosityAtSourceDescription": "Sinuosity at the braided stream source.
Sinuosity scales the amplitude of the meandering sine-based curves per iteration.
The sinuosity lerps from the source to the anchor based on the distance along the stream.
Super volatile value, completely changes how meandering works with even a tiny change.",
"SinuosityAtAnchor": 1.145,
"SinuosityAtAnchorDescription": "Sinuosity at the anchor point for braided streams.
Streams longer than anchor length continue extrapolating linearly.
1.0 means a straight line. 1.5+ gives massive meandering.
The sinuosity lerps from the source to the anchor based on the distance along the stream.
Super volatile value, completely changes how meandering works with even a tiny change.",
"SinuosityScalingPower": 1.0,
"SinuosityScalingPowerDescription": "Power curve applied to the sinuosity as it goes from source to anchor for braided streams.",
"WavelengthMultiplierAtSource": 6.6,
"WavelengthMultiplierAtSourceDescription": "Wavelength multiplier at the braided stream source (thin end).
The meander wavelength (meander length down the stream) at each point is the streambed width at that point multiplied by this value.
Higher wavelength multiplier means longer, more gradual meanders.
Lower wavelength multiplier means tighter, more frequent bends.
You can use UseConstantBeltWidthRatio (on by default) instead of this for simpler but less fine tuned meander wavelengths.",
"WavelengthMultiplierAtAnchor": 1.39,
"WavelengthMultiplierAtAnchorDescription": "Wavelength multiplier at the anchor point for braided streams.
Streams longer than anchor length continue growing the meander wavelength linearly.
The meander wavelength (meander length down the stream) at each point is the streambed width at that point multiplied by this value.
Higher wavelength multiplier means longer, more gradual meanders.
Lower wavelength multiplier means tighter, more frequent bends.
You can use UseConstantBeltWidthRatio (on by default) instead of this for simpler but less fine tuned meander wavelengths.",
"WavelengthScalingPower": 1.0,
"WavelengthScalingPowerDescription": "Power curve applied to the wavelength scaling from source to anchor for braided streams.",
"UseConstantBeltWidthRatio": true,
"UseConstantBeltWidthRatioDescription": "When true, automatically calculates wavelength multipliers to maintain a constant meander belt width to stream width ratio along all positions in the braided river.
The ratio is set by BeltWidthToStreamWidthRatio.
When false, the meandering uses the manually set WavelengthMultiplierAtSource and WavelengthMultiplierAtAnchor values instead.",
"BeltWidthToStreamWidthRatio": 1.5,
"BeltWidthToStreamWidthRatioDescription": "Target ratio of meander belt width to stream bed width for braided streams. Only used when UseConstantBeltWidthRatio is true.
0.35 means the meander belt width is 35% of stream width. Higher that than means you get wider meander belts relative to the stream width.
The wavelength multipliers are automatically calculated from this ratio and the sinuosity values.",
"CurvatureDisplacementMultipiler": 1.0,
"CurvatureDisplacementMultipilerDescription": "Higher means stronger growth of the existing bends for braided streams.",
"MeanderFading": {
"SourceDistanceAtAnchor": 250.0,
"SourceDistanceAtAnchorDescription": "Distance from the braided stream source (in blocks) when the stream is at the anchor's stream length, over which to fade meandering back to the original path.
This distance scales with stream length: short streams have proportionally shorter fade distances, long streams have proportionally longer fade distances.
Basically, its how big the fadeout of meandering is near the stream source.",
"SourceExponent": 0.8,
"SourceExponentDescription": "Power curve exponent for source fade transition on braided streams.
This controls how quickly the meandering fades into the straight path near the stream source.",
"MouthDistanceAtAnchor": 250.0,
"MouthDistanceAtAnchorDescription": "Distance from the braided stream drain/connection (in blocks) when the stream is at the anchor's stream length, over which to fade meandering back to a straight connection.
This distance scales with stream length: short streams have proportionally shorter fade distances, long streams have proportionally longer fade distances.
Basically, its how big the fadeout of meandering is near the stream mouth.",
"MouthExponent": 0.8,
"MouthExponentDescription": "Power curve exponent for mouth fade transition on braided streams.
This controls how quickly the meandering fades into the straight connection to the drain/main stream."
},
"MeanderFadingDescription": "Configuration for fading out meandering into a smooth path at the braided stream source and mouth.",
"CurvePointSmoothing": {
"WindowRadius": 16,
"WindowRadiusDescription": "Number of neighboring points on each side to include in smoothing window for braided streams.
Controls spatial extent of smoothing effect. Applied per iteration.
1 gives a 3-point window (current + 2 neighbors), 2 gives a 5-point window, 3 gives a 7-point window.",
"Strength": 3.0,
"StrengthDescription": "Controls the intensity of the smoothing within the smoothing window for braided streams.
0.0 to 1.0 is no smoothing to full smoothing, and 1.0+ is even more smoothing.
Adjust together with WindowRadius."
},
"CurvePointSmoothingDescription": "Configuration for smoothing out the braided stream path (the curve points) inbetween the iterations of meandering.",
"SteepTerrainStraightening": {
"BlendStrength": 0.5,
"BlendStrengthDescription": "Maximum strength of blending the meandered path back to original bezier curve path in and around steep terrain for braided streams.
0 means no blending (full meandering everywhere). 1 means a hard switch to the bezier curve when the path gets to an area with the max steepness.",
"HeightThreshold": 30.0,
"HeightThresholdDescription": "Height difference (in blocks) at which steep terrain blending reaches full strength for braided streams.",
"BlendPower": 2.0,
"BlendPowerDescription": "Power curve exponent for steep terrain blending on braided streams.",
"SearchRadius": 1,
"SearchRadiusDescription": "Manhattan distance radius (in chunks) for searching neighboring terrain when calculating max height difference for braided streams.
0 means only use the current chunk. 1 means include immediate neighbors. 2+ means a larger search area."
},
"SteepTerrainStraighteningDescription": "Configuration for straightening braided streams around steep terrain.",
"OxbowCutoff": {
"ProximityThreshold": 1.75,
"ProximityThresholdDescription": "Minimum distance between meander curves as fraction of the local meander's amplitude for braided streams.",
"MinWavelengthArcLengthFraction": 0.2,
"MinWavelengthArcLengthFractionDescription": "Minimum arc length gap between segments of the braided stream path, as a fraction of the local wavelength.
Only segment pairs separated by at least this fraction of the wavelength are checked for oxbow cutoffs.",
"MaxCutAttempts": 100,
"MaxCutAttemptsDescription": "Maximum attempts to cut oxbows per iteration for braided streams."
},
"OxbowCutoffDescription": "Configuration for cutting off a braided stream as it intersects with itself via meandering, creating an oxbow lake."
}