81 lines
2.8 KiB
C#
81 lines
2.8 KiB
C#
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namespace Fusion.Addons.InterestManagement
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{
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using System.Collections.Generic;
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using UnityEngine;
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/// <summary>
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/// Interest shape that provides configuration for box and its convertion to interest cells.
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/// Regular box internally uses same algorithms as cone shape.
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/// Axis-aligned box is much faster to evaluate.
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/// Supports interest cells caching - cells from previous evaluation are reused until properties or transform change.
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/// </summary>
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public class InterestBox : InterestShape
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{
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// PUBLIC MEMBERS
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[InlineHelp][Tooltip("Only enabled shapes are evaluated and contribute to player interest.")]
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public bool IsEnabled = true;
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[InlineHelp][Tooltip("Use axis-aligned box instead of regular. It ignores object rotation but is much faster to evaluate.")]
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public bool IsAxisAligned = true;
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[InlineHelp][Tooltip("Defines size of the interest box.")]
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public Vector3 Size = Vector3.one;
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[InlineHelp][Tooltip("Color used for rendering shape gizmos.")]
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public Color GizmoColor = Color.white;
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// PRIVATE MEMBERS
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private HashSet<int> _cachedCells = new HashSet<int>();
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private Vector3 _cachedPosition;
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private Quaternion _cachedRotation;
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private int _cachedCellSize;
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private bool _cachedIsAxisAligned;
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private Vector3 _cachedSize;
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private long _cachedVersion;
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// InterestShape INTERFACE
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public override void GetCells(PlayerInterestView playerView, HashSet<int> cells, EInterestMode interestMode)
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{
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if (IsEnabled == false)
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return;
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Transform.GetPositionAndRotation(out Vector3 position, out Quaternion rotation);
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if (position.Equals(_cachedPosition) == false || rotation.Equals(_cachedRotation) == false || IsAxisAligned != _cachedIsAxisAligned || Size.Equals(_cachedSize) == false || Fusion.Simulation.AreaOfInterest.CELL_SIZE != _cachedCellSize || Version != _cachedVersion)
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{
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_cachedCells.Clear();
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InterestBoxUtility.GetCells(position, rotation, Size, IsAxisAligned, _cachedCells);
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_cachedPosition = position;
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_cachedRotation = rotation;
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_cachedCellSize = Fusion.Simulation.AreaOfInterest.CELL_SIZE;
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_cachedIsAxisAligned = IsAxisAligned;
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_cachedSize = Size;
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_cachedVersion = Version;
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}
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CombineCells(_cachedCells, cells, interestMode);
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}
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public override void DrawGizmo(PlayerInterestView playerView)
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{
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if (IsEnabled == false)
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return;
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Transform.GetPositionAndRotation(out Vector3 position, out Quaternion rotation);
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InterestBoxUtility.DrawGizmo(position, rotation, Size, IsAxisAligned, GizmoColor);
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}
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// PROTECTED METHODS
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/// <summary>
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/// Marks cached interest cells as invalid, forcing new shape => cells conversion when the shape is evaluated next time.
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/// </summary>
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protected void InvalidateCache()
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{
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_cachedVersion = default;
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}
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}
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}
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