106 lines
2.5 KiB
C#
106 lines
2.5 KiB
C#
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using UnityEngine;
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namespace BrainFailProductions.PolyFewRuntime
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{
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public class FlyCamera : MonoBehaviour
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{
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public Transform target;
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public float distance = 5.0f;
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public float xSpeed = 120.0f;
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public float ySpeed = 120.0f;
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public float panSpeed = 0.05f;
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public float yMinLimit = -20f;
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public float yMaxLimit = 80f;
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public float distanceMin = .5f;
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public float distanceMax = 15f;
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#pragma warning disable
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private Rigidbody rigidbody;
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float x = 0.0f;
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float y = 0.0f;
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public static bool deactivated = false;
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// Use this for initialization
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void Start()
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{
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Vector3 angles = transform.eulerAngles;
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x = angles.y;
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y = angles.x;
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rigidbody = GetComponent<Rigidbody>();
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// Make the rigid body not change rotation
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if (rigidbody != null)
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{
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rigidbody.freezeRotation = true;
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}
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}
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void Update()
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{
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if (deactivated) { return; }
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if (target)
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{
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float mouseX = Input.GetAxis("Mouse X");
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float mouseY = Input.GetAxis("Mouse Y");
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if (!Input.GetMouseButton(0))
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{
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mouseX = 0;
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mouseY = 0;
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}
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x += mouseX * xSpeed * distance * 0.02f;
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y -= mouseY * ySpeed * 0.02f;
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y = ClampAngle(y, yMinLimit, yMaxLimit);
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Quaternion rotation = Quaternion.Euler(y, x, 0);
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distance = Mathf.Clamp(distance - Input.GetAxis("Mouse ScrollWheel") * 5, distanceMin, distanceMax);
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RaycastHit hit;
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if (Physics.Linecast(target.position, transform.position, out hit))
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{
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distance -= hit.distance;
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}
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Vector3 negDistance = new Vector3(0.0f, 0.0f, -distance);
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Vector3 position = rotation * negDistance + target.position;
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transform.position = position;
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transform.rotation = rotation;
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}
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}
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public static float ClampAngle(float angle, float min, float max)
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{
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if (angle < -360F)
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angle += 360F;
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if (angle > 360F)
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angle -= 360F;
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return Mathf.Clamp(angle, min, max);
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}
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}
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}
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