95 lines
2.0 KiB
C#
95 lines
2.0 KiB
C#
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using UnityEngine;
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using System.Collections;
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using System.Collections.Generic;
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[RequireComponent( typeof(LineRenderer) )]
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public class CurvedLineRenderer : MonoBehaviour
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{
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//PUBLIC
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public float lineSegmentSize = 0.15f;
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public float lineWidth = 0.1f;
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[Header("Gizmos")]
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public bool showGizmos = true;
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public float gizmoSize = 0.1f;
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public Color gizmoColor = new Color(1,0,0,0.5f);
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//PRIVATE
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private CurvedLinePoint[] linePoints = new CurvedLinePoint[0];
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private Vector3[] linePositions = new Vector3[0];
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private Vector3[] linePositionsOld = new Vector3[0];
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// Update is called once per frame
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public void Update ()
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{
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GetPoints();
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SetPointsToLine();
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}
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void GetPoints()
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{
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//find curved points in children
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linePoints = this.GetComponentsInChildren<CurvedLinePoint>();
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//add positions
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linePositions = new Vector3[linePoints.Length];
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for( int i = 0; i < linePoints.Length; i++ )
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{
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linePositions[i] = linePoints[i].transform.position;
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}
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}
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void SetPointsToLine()
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{
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//create old positions if they dont match
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if( linePositionsOld.Length != linePositions.Length )
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{
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linePositionsOld = new Vector3[linePositions.Length];
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}
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//check if line points have moved
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bool moved = false;
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for( int i = 0; i < linePositions.Length; i++ )
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{
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//compare
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if( linePositions[i] != linePositionsOld[i] )
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{
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moved = true;
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}
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}
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//update if moved
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if( moved == true )
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{
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LineRenderer line = this.GetComponent<LineRenderer>();
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//get smoothed values
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Vector3[] smoothedPoints = LineSmoother.SmoothLine( linePositions, lineSegmentSize );
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//set line settings
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line.SetVertexCount( smoothedPoints.Length );
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line.SetPositions( smoothedPoints );
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line.SetWidth( lineWidth, lineWidth );
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}
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}
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void OnDrawGizmosSelected()
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{
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Update();
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}
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void OnDrawGizmos()
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{
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if( linePoints.Length == 0 )
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{
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GetPoints();
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}
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//settings for gizmos
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foreach( CurvedLinePoint linePoint in linePoints )
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{
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linePoint.showGizmo = showGizmos;
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linePoint.gizmoSize = gizmoSize;
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linePoint.gizmoColor = gizmoColor;
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}
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}
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}
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