81acaf2a47
Implemented saving/loading of custom input settings Incorporated Input Screen in game Organized UI scripts into folders Deleted some unused UI scripts Reimplemented Fog Blur (by copying modified DoF to assets)
71 lines
No EOL
2.5 KiB
C#
71 lines
No EOL
2.5 KiB
C#
using UnityEngine;
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using Unity.Mathematics;
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using static Unity.Mathematics.math;
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using static Unity.Mathematics.noise;
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using static Noise1D;
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/// <summary>
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/// Place an UI element to a world position
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/// </summary>
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[RequireComponent(typeof(RectTransform))]
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public class PlaceUIElementWorldspace : MonoBehaviour
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{
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public float NoiseAmplitude;
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public float NoiseFrequency;
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public Canvas Canvas;
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public float BorderPixels = 10;
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public bool PointAtTarget;
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public Vector2 ScreenSpaceOffset;
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public float EdgeMargin = .1f;
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public Vector3 Target;
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private RectTransform _rectTransform;
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private Transform _cameraTransform;
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private float _noiseOffset;
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private RectTransform _canvasRectTransform;
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private Camera _mainCamera;
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private Quaternion _startRotation;
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void Start()
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{
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// Get the rect transform
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_rectTransform = GetComponent<RectTransform>();
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_cameraTransform = Camera.main.transform;
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_canvasRectTransform = Canvas.GetComponent<RectTransform>();
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_mainCamera = Camera.main;
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_startRotation = transform.rotation;
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}
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private void OnEnable()
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{
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_noiseOffset = UnityEngine.Random.Range(-100f, 100f);
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}
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/// <summary>
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/// Move the UI element to the world position
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/// </summary>
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void LateUpdate()
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{
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_noiseOffset += Time.deltaTime * NoiseFrequency;
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Vector2 screenPoint = RectTransformUtility.WorldToScreenPoint(_mainCamera, Target);
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var toTarget = (Target - _mainCamera.transform.position).normalized;
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screenPoint *= Mathf.Sign(Vector3.Dot(_cameraTransform.forward, Target - _cameraTransform.position));
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screenPoint += new Vector2(noise(_noiseOffset), noise(10 + _noiseOffset)) * NoiseAmplitude;
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var clampedPoint = new Vector2(
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Mathf.Clamp(screenPoint.x, BorderPixels, Screen.width - BorderPixels),
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Mathf.Clamp(screenPoint.y, BorderPixels, Screen.height - BorderPixels));
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var toEdge = _mainCamera.ScreenPointToRay(clampedPoint);
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var edgeLerp = smoothstep(1 - EdgeMargin, 1, dot(toEdge.direction, toTarget));
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if (PointAtTarget)
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{
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transform.rotation = Quaternion.Slerp(
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Quaternion.LookRotation(Vector3.forward, (screenPoint - clampedPoint).normalized),
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_startRotation, edgeLerp);
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}
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clampedPoint += ScreenSpaceOffset * edgeLerp;
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_rectTransform.anchoredPosition = clampedPoint / Canvas.scaleFactor - _canvasRectTransform.sizeDelta / 2f;
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}
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} |