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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| using UnityEngine; | ||
|
|
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| public class AutoFrameCamera : MonoBehaviour | ||
| { | ||
| public GameObject targetObject; | ||
| public float azimuthAngle = 45.0f; | ||
| public float polarAngle = 30.0f; | ||
| public float zoom = 0.0f; | ||
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|
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| private Vector3 targetPosition; | ||
| private float distanceToTarget; | ||
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|
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| void Update() | ||
| { | ||
| if (targetObject != null) | ||
| { | ||
| UpdateTargetPosition(); | ||
| UpdateCameraPosition(); | ||
| } | ||
| } | ||
|
|
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| private void UpdateTargetPosition() | ||
| { | ||
| // Calculate the bounding box in world space | ||
| Renderer targetRenderer = targetObject.GetComponent<Renderer>(); | ||
| if (targetRenderer != null) | ||
| { | ||
| Bounds bounds = targetRenderer.bounds; | ||
| targetPosition = bounds.center; | ||
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|
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| // Adjust distance based on bounding box size and desired zoom | ||
| float maxBoundSize = Mathf.Max(bounds.size.x, bounds.size.y, bounds.size.z); | ||
| distanceToTarget = (0.5f * maxBoundSize) / Mathf.Tan(Camera.main.fieldOfView * 0.5f * Mathf.Deg2Rad); | ||
| distanceToTarget += zoom; | ||
| } | ||
| } | ||
|
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| private void UpdateCameraPosition() | ||
| { | ||
| // Calculate camera position from azimuth and polar angles | ||
| float azimuthRad = azimuthAngle * Mathf.Deg2Rad; | ||
| float polarRad = polarAngle * Mathf.Deg2Rad; | ||
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| Vector3 cameraOffset = new Vector3( | ||
| distanceToTarget * Mathf.Sin(polarRad) * Mathf.Cos(azimuthRad), | ||
| distanceToTarget * Mathf.Cos(polarRad), | ||
| distanceToTarget * Mathf.Sin(polarRad) * Mathf.Sin(azimuthRad) | ||
| ); | ||
|
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| transform.position = targetPosition + cameraOffset; | ||
| transform.LookAt(targetPosition); | ||
| } | ||
| } |
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