PointDecimator

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public static class PointDecimator

Point decimation algorithms for reducing data at lower LOD levels.

Methods

DecimateUniform(int, int)

public static int DecimateUniform(int index, int decimationFactor)

Simple uniform decimation - keep every Nth point.

Parameters

Name	Type	Description
index	System.Int32
decimationFactor	System.Int32

Returns

System.Int32 — No return description is available.

CalculateLTTBWeight(float2, float2, float2, float2)

public static float CalculateLTTBWeight(float2 prev, float2 current, float2 next, float2 bucketAvg)

Largest triangle three buckets (LTTB) algorithm index. Returns weight for point importance (higher = more important).

Parameters

Name	Type	Description
prev	Unity.Mathematics.float2
current	Unity.Mathematics.float2
next	Unity.Mathematics.float2
bucketAvg	Unity.Mathematics.float2

Returns

System.Single — No return description is available.

DouglasPeuckerDistance(float2, float2, float2)

public static float DouglasPeuckerDistance(float2 point, float2 lineStart, float2 lineEnd)

Douglas-Peucker perpendicular distance.

Parameters

Name	Type	Description
point	Unity.Mathematics.float2
lineStart	Unity.Mathematics.float2
lineEnd	Unity.Mathematics.float2

Returns

System.Single — No return description is available.

VisvalingamArea(float2, float2, float2)

public static float VisvalingamArea(float2 prev, float2 current, float2 next)

Visvalingam-Whyatt effective area.

Parameters

Name	Type	Description
prev	Unity.Mathematics.float2
current	Unity.Mathematics.float2
next	Unity.Mathematics.float2

Returns

System.Single — No return description is available.