reedgamingstudio
2 lines
3.1 KiB
C#
2 lines
3.1 KiB
C#
using UnityEngine;
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using System.Collections;
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[RequireComponent (typeof (Detonator))]
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[AddComponentMenu("Detonator/Heatwave (Pro Only)")]
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public class DetonatorHeatwave : DetonatorComponent {
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private GameObject _heatwave;
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private float s;
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private float _startSize;
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private float _maxSize;
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private float _baseDuration = .25f;
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private bool _delayedExplosionStarted = false;
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private float _explodeDelay;
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public float zOffset = .5f;
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public float distortion = 64;
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private float _elapsedTime = 0f;
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private float _normalizedTime;
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public Material heatwaveMaterial;
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private Material _material; //tmp material we alter at runtime;
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override public void Init()
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{
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//we don't want to do anything until we explode
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}
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void Update ()
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{
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if (_delayedExplosionStarted)
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{
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_explodeDelay = (_explodeDelay - Time.deltaTime);
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if (_explodeDelay <= 0f)
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{
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Explode();
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}
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}
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//_heatwave doesn't get defined unless SystemInfo.supportsImageEffects is true, checked in Explode()
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if (_heatwave)
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{
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// billboard it so it always faces the camera - can't use regular lookat because the built in Unity plane is lame
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_heatwave.transform.rotation = Quaternion.FromToRotation(Vector3.up, Camera.main.transform.position - _heatwave.transform.position);
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_heatwave.transform.localPosition = localPosition + (Vector3.forward * zOffset);
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_elapsedTime = _elapsedTime + Time.deltaTime;
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_normalizedTime = _elapsedTime/duration;
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//thought about this, and really, the wave would move linearly, fading in amplitude.
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s = Mathf.Lerp(_startSize,_maxSize,_normalizedTime);
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_heatwave.renderer.material.SetFloat("_BumpAmt", ((1-_normalizedTime) * distortion));
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_heatwave.gameObject.transform.localScale = new Vector3(s,s,s);
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if (_elapsedTime > duration) Destroy(_heatwave.gameObject);
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}
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}
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override public void Explode()
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{
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//try to early out if we can't draw this (not sure if this also gets us out of Unity Indie)
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if (SystemInfo.supportsImageEffects)
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{
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if ((detailThreshold > detail) || !on) return;
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if (!_delayedExplosionStarted)
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{
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_explodeDelay = explodeDelayMin + (Random.value * (explodeDelayMax - explodeDelayMin));
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}
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if (_explodeDelay <= 0)
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{
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//incoming size is based on 1, so we multiply here
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_startSize = 0f;
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_maxSize = size * 10f;
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_material = new Material(Shader.Find("HeatDistort"));
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_heatwave = GameObject.CreatePrimitive(PrimitiveType.Plane);
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Destroy(_heatwave.GetComponent(typeof(MeshCollider)));
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if (!heatwaveMaterial) heatwaveMaterial = MyDetonator().heatwaveMaterial;
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_material.CopyPropertiesFromMaterial(heatwaveMaterial);
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_heatwave.renderer.material = _material;
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_heatwave.transform.parent = this.transform;
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_delayedExplosionStarted = false;
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_explodeDelay = 0f;
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}
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else
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{
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_delayedExplosionStarted = true;
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}
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}
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}
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public void Reset()
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{
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duration = _baseDuration;
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}
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} |