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95 lines
2.7 KiB
C#
95 lines
2.7 KiB
C#
#if UNITY_EDITOR
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using UnityEditor;
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#endif
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using UnityEngine;
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namespace MoreMountains.Tools
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{
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[RequireComponent(typeof(Camera))]
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/// <summary>
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/// Forces an aspect ratio on a camera
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/// </summary>
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[AddComponentMenu("More Mountains/Tools/Camera/MMCameraAspectRatio")]
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public class MMCameraAspectRatio : MonoBehaviour
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{
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public enum Modes { Fixed, ScreenRatio }
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[Header("Camera")]
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/// the camera to change the aspect ratio on
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[Tooltip("the camera to change the aspect ratio on")]
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public Camera TargetCamera;
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/// the mode of choice, fixed will force a specified ratio, while ScreenRatio will adapt the camera's aspect to the current screen ratio
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[Tooltip("the mode of choice, fixed will force a specified ratio, while ScreenRatio will adapt the camera's aspect to the current screen ratio")]
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public Modes Mode = Modes.Fixed;
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/// in fixed mode, the ratio to apply to the camera
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[Tooltip("in fixed mode, the ratio to apply to the camera")]
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[MMEnumCondition("Mode", (int)Modes.Fixed)]
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public Vector2 FixedAspectRatio = Vector2.zero;
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[Header("Automation")]
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/// whether or not to apply the ratio automatically on Start
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[Tooltip("whether or not to apply the ratio automatically on Start")]
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public bool ApplyAspectRatioOnStart = true;
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/// whether or not to apply the ratio automatically on enable
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[Tooltip("whether or not to apply the ratio automatically on enable")]
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public bool ApplyAspectRatioOnEnable = false;
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[Header("Debug")]
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[MMInspectorButton("ApplyAspectRatio")]
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public bool ApplyAspectRatioButton;
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protected float _defaultAspect = 16f / 9f;
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/// <summary>
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/// On enable we apply our aspect ratio if needed
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/// </summary>
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protected virtual void OnEnable()
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{
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if (ApplyAspectRatioOnEnable) { ApplyAspectRatio(); }
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}
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/// <summary>
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/// On start we apply our aspect ratio if needed
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/// </summary>
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protected virtual void Start()
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{
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if (ApplyAspectRatioOnStart) { ApplyAspectRatio(); }
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}
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/// <summary>
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/// Applies the specified aspect ratio
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/// </summary>
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public virtual void ApplyAspectRatio()
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{
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if (TargetCamera == null)
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{
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return;
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}
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float newAspectRatio = _defaultAspect;
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float ratioX = 1f;
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float ratioY = 1f;
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switch (Mode)
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{
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case Modes.Fixed:
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ratioX = FixedAspectRatio.x;
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ratioY = FixedAspectRatio.y;
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break;
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case Modes.ScreenRatio:
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#if UNITY_EDITOR
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string[] res = UnityStats.screenRes.Split('x');
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ratioX = int.Parse(res[0]);
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ratioY = int.Parse(res[1]);
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#else
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ratioX = Screen.width;
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ratioY = Screen.height;
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#endif
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break;
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}
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newAspectRatio = ratioY != 0f ? ratioX / ratioY : _defaultAspect;
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TargetCamera.aspect = newAspectRatio;
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}
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}
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} |