107 lines
3.6 KiB
C#
107 lines
3.6 KiB
C#
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using UnityEngine;
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using UnityEngine.UI;
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public class Display : MonoBehaviour
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{
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[SerializeField] private Transform _displayAnchor;
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[SerializeField] private Camera _camera;
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[SerializeField] private RectTransform _display;
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[SerializeField] private Canvas _canvas;
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private Vector2 _textureDimensions;
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[SerializeField] private float _rotationSensitivity = 15;
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[SerializeField] private float _minRotationX = -360;
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[SerializeField] private float _maxRotationX= 360;
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[SerializeField] private float _minRotationY = -30;
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[SerializeField] private float _maxRotationY = 30;
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private float _rotationX;
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private float _rotationY;
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private Quaternion _originalRotation;
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public Transform marker; //Debug
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// Start is called before the first frame update
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void Start()
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{
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_textureDimensions = new Vector2(_display.GetComponent<RawImage>().texture.width,
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_display.GetComponent<RawImage>().texture.height);
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//_originalRotation = _displayAnchor.GetChild(0).localRotation;
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}
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// Update is called once per frame
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void Update()
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{
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if(_displayAnchor == null && GameObject.FindGameObjectWithTag("Player") != null)
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{
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_displayAnchor = GameObject.FindGameObjectWithTag("Player").transform;
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_camera = _displayAnchor.Find("RenderCamera").GetComponent<Camera>();
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_textureDimensions = new Vector2(_display.GetComponent<RawImage>().texture.width,
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_display.GetComponent<RawImage>().texture.height);
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_originalRotation = _displayAnchor.GetChild(0).localRotation;
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}
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else
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{
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return;
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}
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Vector3 scaledSizeDelta = _display.sizeDelta * _canvas.scaleFactor;
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Vector3 bottomLeftCorner = new Vector3(_display.position.x - (scaledSizeDelta.x / 2),
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_display.position.y - (scaledSizeDelta.y / 2));
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//CastRay(_camera, bottomLeftCorner, scaledSizeDelta, _textureDimensions);
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}
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private RaycastHit CastRay(Camera camera, Vector3 bottomLeftCorner, Vector3 sizeDelta, Vector2 textureDimensions)
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{
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Vector3 relativeMousePosition = Input.mousePosition - bottomLeftCorner;
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relativeMousePosition.x = (relativeMousePosition.x / sizeDelta.x) * textureDimensions.x;
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relativeMousePosition.y = (relativeMousePosition.y / sizeDelta.y) * textureDimensions.y;
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RaycastHit hit;
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Ray ray = camera.ScreenPointToRay(relativeMousePosition);
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if (Physics.Raycast(ray, out hit, Mathf.Infinity)) {
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Debug.DrawLine(camera.transform.position, hit.point, Color.blue);
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marker.position = hit.point;
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}
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return hit;
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}
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private void RotatePivot(Transform pivot)
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{
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_rotationX += Input.GetAxis("Mouse X") * _rotationSensitivity;
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_rotationY += Input.GetAxis("Mouse Y") * _rotationSensitivity;
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_rotationX = ClampAngle(_rotationX, _minRotationX, _maxRotationX);
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_rotationY = ClampAngle(_rotationY, _minRotationY, _maxRotationY);
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Quaternion xQuaternion = Quaternion.AngleAxis(_rotationX, Vector2.up);
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Quaternion yQuaternion = Quaternion.AngleAxis(_rotationY, Vector2.left);
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pivot.localRotation = _originalRotation * xQuaternion * yQuaternion;
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}
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private float ClampAngle(float angle, float min, float max)
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{
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if (angle > 360)
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angle -= 360;
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if (angle < -360)
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angle += 360;
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return Mathf.Clamp(angle, min, max);
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}
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}
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