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69 lines
2.2 KiB
69 lines
2.2 KiB
namespace VRTK.Examples
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{
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using UnityEngine;
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public class LightSaber : VRTK_InteractableObject
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{
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private bool beamActive = false;
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private Vector2 beamLimits = new Vector2(0f, 1.2f);
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private float currentBeamSize;
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private float beamExtendSpeed = 0;
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private GameObject blade;
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private Color activeColor;
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private Color targetColor;
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private Color[] bladePhaseColors;
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public override void StartUsing(VRTK_InteractUse currentUsingObject = null)
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{
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base.StartUsing(currentUsingObject);
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beamExtendSpeed = 5f;
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bladePhaseColors = new Color[2] { Color.blue, Color.cyan };
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activeColor = bladePhaseColors[0];
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targetColor = bladePhaseColors[1];
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}
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public override void StopUsing(VRTK_InteractUse previousUsingObject = null, bool resetUsingObjectState = true)
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{
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base.StopUsing(previousUsingObject, resetUsingObjectState);
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beamExtendSpeed = -5f;
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}
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protected void Start()
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{
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blade = transform.Find("Blade").gameObject;
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currentBeamSize = beamLimits.x;
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SetBeamSize();
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}
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protected override void Update()
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{
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base.Update();
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currentBeamSize = Mathf.Clamp(blade.transform.localScale.y + (beamExtendSpeed * Time.deltaTime), beamLimits.x, beamLimits.y);
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SetBeamSize();
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PulseBeam();
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}
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private void SetBeamSize()
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{
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blade.transform.localScale = new Vector3(1f, currentBeamSize, 1f);
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beamActive = (currentBeamSize >= beamLimits.y ? true : false);
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}
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private void PulseBeam()
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{
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if (beamActive)
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{
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Color bladeColor = Color.Lerp(activeColor, targetColor, Mathf.PingPong(Time.time, 1));
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blade.transform.Find("Beam").GetComponent<MeshRenderer>().material.color = bladeColor;
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if (bladeColor == targetColor)
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{
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var previouslyActiveColor = activeColor;
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activeColor = targetColor;
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targetColor = previouslyActiveColor;
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}
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}
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}
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}
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}
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