pastemyst

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(at edit #0)

present

(untitled)

C#copy raw

using Pursuit.Util;
using UnityEngine;

namespace Pursuit.HUD
{
    public class OnScreenIndicator : MonoBehaviour
    {
        private Transform target;

public void Attach(Transform target)
        {
            this.target = target;
        }

public virtual void Tick()
        {
            Camera cam = Camera.main;

if (!cam) return;

Vector3 forward = cam.transform.forward;
            Vector3 dir = target.position - cam.transform.position;
            dir = dir.normalized;

forward = Vector3.ProjectOnPlane(forward, cam.transform.up);
            dir = Vector3.ProjectOnPlane(dir, cam.transform.up);

float rawAngle = Vector3.Angle(dir, forward);
            float angle = Vector3.SignedAngle(dir, forward, cam.transform.up);

float theta = -Mathf.PI / 2 + Mathf.Deg2Rad * angle;

theta = Mathf.Repeat(theta, Mathf.PI * 2) - Mathf.PI;

transform.rotation = Quaternion.AngleAxis(angle, Vector3.forward);

Vector3 onScreenPosition = cam.WorldToScreenPoint(target.position);

onScreenPosition -= transform.up * 100;

if (onScreenPosition.x < 0 || onScreenPosition.x > Screen.width || onScreenPosition.y < 0 ||
                onScreenPosition.y > Screen.height)
            {
                float rectAngle = -Mathf.Atan2(onScreenPosition.y - Screen.height / 2f,
                    onScreenPosition.x - Screen.width / 2f);
                rectAngle += Mathf.PI;
                onScreenPosition = MathUtil.AngleOnRectangle(rectAngle, new Vector2(Screen.width, Screen.height));
            }

Vector2 edgePoint = MathUtil.AngleOnEllipse(theta, new Vector2(Screen.width, Screen.height));
            edgePoint += new Vector2(Screen.width / 2f, Screen.height / 2f);
            edgePoint = Vector2.MoveTowards(edgePoint, new Vector2(Screen.width / 2f, Screen.height / 2f), 50);

float t = Mathf.InverseLerp(75, 85, rawAngle);
            Vector3 finalPosition = Vector3.Lerp(onScreenPosition, edgePoint, t);

transform.position = finalPosition;
        }
    }
}

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