79 lines
1.7 KiB
C#
79 lines
1.7 KiB
C#
using Godot;
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using System.Collections.Generic;
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namespace Rokojori
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{
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public static class CurveExtensions
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{
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public static Curve WithPoints( this Curve curve, params Vector2[] points )
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{
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curve.ClearPoints();
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points.ForEach( p => curve.AddPoint( p ) );
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return curve;
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}
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public static Curve WithValues( this Curve curve, params float[] values )
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{
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curve.ClearPoints();
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for ( int i = 0; i < values.Length; i++ )
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{
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float x = i / (float) ( values.Length - 1f );
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curve.AddPoint( new Vector2( x, values[ i ] ) );
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}
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return curve;
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}
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public static Curve WithDomainRange( this Curve curve, float min, float max )
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{
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curve.MinDomain = min;
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curve.MaxDomain = max;
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return curve;
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}
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public static Curve WithValueRange( this Curve curve, float min, float max )
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{
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curve.MinValue = min;
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curve.MaxValue = max;
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return curve;
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}
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public static Curve WithLinearTangents( this Curve curve )
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{
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var points = curve.PointCount;
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for ( int i = 0; i < points; i++ )
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{
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if ( i > 0 )
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{
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curve.SetPointLeftTangent( i, curve.GetPointPosition( i ).Y - curve.GetPointPosition( i - 1 ).Y );
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}
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if ( i < ( points - 1 ) )
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{
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curve.SetPointRightTangent( i, curve.GetPointPosition( i + 1 ).Y - curve.GetPointPosition( i ).Y );
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}
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}
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for ( int i = 0; i < points; i++ )
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{
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if ( i > 0 )
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{
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curve.SetPointLeftMode( i, Curve.TangentMode.Linear );
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}
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if ( i < ( points - 1 ) )
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{
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curve.SetPointRightMode( i, Curve.TangentMode.Linear );
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}
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}
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return curve;
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}
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}
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} |