22 lines
712 B
C#
22 lines
712 B
C#
using UnityEngine;
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public static class Extensions
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{
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public static ComponentA GetOrAddComponent<ComponentA>(this GameObject gameObject)
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where ComponentA : Component {
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ComponentA result = gameObject.GetComponent<ComponentA>();
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return result == null ? gameObject.AddComponent<ComponentA>() : result;
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}
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public static Vector2 Position2d(this Transform t) {
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Vector3 pos = t.position;
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return new Vector2(pos.x, pos.y);
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}
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public static float ActualDistanceInWorld(this DistanceJoint2D dist) {
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return (dist.transform.TransformPoint(dist.anchor) -
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dist.connectedBody.transform.TransformPoint(dist.connectedAnchor)).magnitude;
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}
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}
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