Files
Cielonos/Packages/com.opsive.behaviordesigner/Runtime/Tasks/Actions/Camera/Zoom.cs
2026-05-10 11:47:55 -04:00

66 lines
2.3 KiB
C#

#if GRAPH_DESIGNER
/// ---------------------------------------------
/// Behavior Designer
/// Copyright (c) Opsive. All Rights Reserved.
/// https://www.opsive.com
/// ---------------------------------------------
namespace Opsive.BehaviorDesigner.Runtime.Tasks.Actions.CameraTasks
{
using Opsive.GraphDesigner.Runtime.Variables;
using UnityEngine;
[Opsive.Shared.Utility.Category("Camera")]
[Opsive.Shared.Utility.Description("Zooms camera with smooth interpolation and bounds checking.")]
public class Zoom : TargetGameObjectAction
{
[Tooltip("The zoom amount (positive = zoom in, negative = zoom out).")]
[SerializeField] protected SharedVariable<float> m_ZoomAmount = 0.0f;
[Tooltip("The minimum FOV.")]
[SerializeField] protected SharedVariable<float> m_MinFOV = 10.0f;
[Tooltip("The maximum FOV.")]
[SerializeField] protected SharedVariable<float> m_MaxFOV = 120.0f;
[Tooltip("The zoom speed.")]
[SerializeField] protected SharedVariable<float> m_ZoomSpeed = 5.0f;
private Camera m_ResolvedCamera;
/// <summary>
/// Initializes the target GameObject.
/// </summary>
protected override void InitializeTarget()
{
base.InitializeTarget();
m_ResolvedCamera = m_ResolvedGameObject.GetComponent<Camera>();
}
/// <summary>
/// Updates the camera zoom.
/// </summary>
/// <returns>The status of the action.</returns>
public override TaskStatus OnUpdate()
{
if (m_ResolvedCamera == null) {
return TaskStatus.Failure;
}
var targetFOV = m_ResolvedCamera.fieldOfView - m_ZoomAmount.Value * m_ZoomSpeed.Value * Time.deltaTime;
m_ResolvedCamera.fieldOfView = Mathf.Clamp(targetFOV, m_MinFOV.Value, m_MaxFOV.Value);
return Mathf.Approximately(m_ZoomAmount.Value, 0.0f) ? TaskStatus.Success : TaskStatus.Running;
}
/// <summary>
/// Resets the action values back to their default.
/// </summary>
public override void Reset()
{
base.Reset();
m_ZoomAmount = 0.0f;
m_MinFOV = 10.0f;
m_MaxFOV = 120.0f;
m_ZoomSpeed = 5.0f;
}
}
}
#endif