74 lines
2.3 KiB
C#
74 lines
2.3 KiB
C#
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using System;
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using System.Collections;
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using UnityEngine;
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namespace UnityStandardAssets.Utility
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{
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[Serializable]
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public class FOVKick
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{
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public Camera Camera; // optional camera setup, if null the main camera will be used
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[HideInInspector] public float originalFov; // the original fov
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public float FOVIncrease = 3f; // the amount the field of view increases when going into a run
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public float TimeToIncrease = 1f; // the amount of time the field of view will increase over
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public float TimeToDecrease = 1f; // the amount of time the field of view will take to return to its original size
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public AnimationCurve IncreaseCurve;
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public void Setup(Camera camera)
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{
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CheckStatus(camera);
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Camera = camera;
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originalFov = camera.fieldOfView;
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}
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private void CheckStatus(Camera camera)
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{
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if (camera == null)
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{
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throw new Exception("FOVKick camera is null, please supply the camera to the constructor");
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}
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if (IncreaseCurve == null)
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{
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throw new Exception(
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"FOVKick Increase curve is null, please define the curve for the field of view kicks");
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}
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}
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public void ChangeCamera(Camera camera)
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{
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Camera = camera;
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}
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public IEnumerator FOVKickUp()
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{
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float t = Mathf.Abs((Camera.fieldOfView - originalFov)/FOVIncrease);
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while (t < TimeToIncrease)
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{
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Camera.fieldOfView = originalFov + (IncreaseCurve.Evaluate(t/TimeToIncrease)*FOVIncrease);
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t += Time.deltaTime;
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yield return new WaitForEndOfFrame();
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}
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}
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public IEnumerator FOVKickDown()
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{
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float t = Mathf.Abs((Camera.fieldOfView - originalFov)/FOVIncrease);
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while (t > 0)
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{
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Camera.fieldOfView = originalFov + (IncreaseCurve.Evaluate(t/TimeToDecrease)*FOVIncrease);
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t -= Time.deltaTime;
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yield return new WaitForEndOfFrame();
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}
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//make sure that fov returns to the original size
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Camera.fieldOfView = originalFov;
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}
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}
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}
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