76 lines
1.4 KiB
C#
76 lines
1.4 KiB
C#
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using System;
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using Godot;
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namespace Rokojori
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{
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[Tool][GlobalClass ]
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public partial class CompositorVFXFader: Node
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{
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[Export]
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public CompositorVFX[] effects;
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float _value = 0;
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[Export( PropertyHint.Range, "0,1")]
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public float value
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{
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get { return _value; }
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set
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{
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_value = value;
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try
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{
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UpdateValue();
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}
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catch( Exception e )
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{
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this.LogError( e );
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}
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}
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}
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void UpdateValue()
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{
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if ( effects == null )
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{
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return;
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}
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var position = _value * effects.Length - 1f; // 0 1 2 3
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var lower = Mathf.Floor( position );
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var higher = lower + 1;
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var highAmount = position - lower;
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var lowAmount = 1f - highAmount;
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if ( lower >= effects.Length - 1)
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{
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for ( int i = 0; i < effects.Length; i++ )
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{
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effects[ i ].driverValue = i == effects.Length - 1 ? 1f : 0f;
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}
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}
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for ( int i = 0; i < effects.Length; i++ )
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{
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if ( i != lower && i != higher )
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{
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effects[ i ].driverValue = 0;
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continue;
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}
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if ( i == lower )
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{
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effects[ i ].driverValue = lowAmount;
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}
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else
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{
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effects[ i ].driverValue = highAmount;
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}
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}
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}
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}
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}
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