29 lines
843 B
C#
29 lines
843 B
C#
using Gameplay.Level;
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using TGS;
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namespace Gameplay
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{
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using UnityEngine;
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public static class GroundHitHelper
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{
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private static RaycastHit[] _raycastHits = new RaycastHit[10];
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public static int CalcHitCellIndex(Vector2 mousePose, TerrainGridSystem tgs)
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{
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var camera = Camera.main;
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var ray = camera.ScreenPointToRay(mousePose);
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var layerMask = LayerMask.GetMask("Ground");
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var raycastCount = Physics.RaycastNonAlloc(ray, _raycastHits, 1000, layerMask);
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if (raycastCount > 0)
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{
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var firstHit = _raycastHits[0];
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var hitPoint = firstHit.point;
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var cell = tgs.CellGetAtPosition(hitPoint, true);
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return cell?.index ?? -1;
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}
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return -1;
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}
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}
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} |