62 lines
1.8 KiB
C#
62 lines
1.8 KiB
C#
namespace Dreamteck.Splines
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{
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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[System.Serializable]
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public class OffsetModifier : SplineSampleModifier
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{
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[System.Serializable]
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public class OffsetKey : Key
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{
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public Vector2 offset = Vector2.zero;
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public OffsetKey(Vector2 o, double f, double t, OffsetModifier modifier) : base(f, t, modifier)
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{
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offset = o;
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}
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}
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public List<OffsetKey> keys = new List<OffsetKey>();
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public OffsetModifier()
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{
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keys = new List<OffsetKey>();
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}
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public override List<Key> GetKeys()
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{
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List<Key> output = new List<Key>();
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for (int i = 0; i < keys.Count; i++) output.Add(keys[i]);
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return output;
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}
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public override void SetKeys(List<Key> input)
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{
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keys = new List<OffsetKey>();
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for (int i = 0; i < input.Count; i++) keys.Add((OffsetKey)input[i]);
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base.SetKeys(input);
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}
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public void AddKey(Vector2 offset, double f, double t)
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{
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keys.Add(new OffsetKey(offset, f, t, this));
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}
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public override void Apply(SplineSample result)
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{
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if (keys.Count == 0) return;
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base.Apply(result);
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Vector2 offset = Evaluate(result.percent);
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result.position += result.right * offset.x + result.up * offset.y;
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}
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Vector2 Evaluate(double time)
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{
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if (keys.Count == 0) return Vector2.zero;
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Vector2 offset = Vector2.zero;
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for(int i = 0; i < keys.Count; i++) offset += keys[i].offset * keys[i].Evaluate(time);
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return offset * blend;
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}
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}
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}
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