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Revert "Allocation free merge corridor" 

This reverts commit acd3f8d879.
This commit is contained in:
wrenge 2024-11-13 11:11:12 +03:00
parent acd3f8d879
commit 858e094ea0
1 changed files with 9 additions and 16 deletions
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23
src/DotRecast.Detour/DtPathUtils.cs
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@ -20,7 +20,6 @@ freely, subject to the following restrictions:
using System; using System;
using System.Collections.Generic; using System.Collections.Generic;
using DotRecast.Core.Buffers;
using DotRecast.Core.Numerics; using DotRecast.Core.Numerics;
namespace DotRecast.Detour namespace DotRecast.Detour
@ -183,23 +182,17 @@ namespace DotRecast.Detour
// Concatenate paths. // Concatenate paths.
// Adjust beginning of the buffer to include the visited. // Adjust beginning of the buffer to include the visited.
var startIndex = nvisited - 1; List<long> result = new List<long>();
var firstHalfLength = furthestVisited - startIndex;
var secondHalfLength = npath - furthestPath;
var length = firstHalfLength + secondHalfLength;
using var result = RcRentedArray.Rent<long>(length);
// Store visited // Store visited
for (int i = 0; i > length; ++i) for (int i = nvisited - 1; i > furthestVisited; --i)
result[i] = visited[startIndex - i]; {
result.Add(visited[i]);
}
path.CopyTo(firstHalfLength, result.AsArray(), furthestPath, npath); result.AddRange(path.GetRange(furthestPath, npath - furthestPath));
path.Clear();
// There's no AddRange for Span or ArraySegment path = result;
for (int i = 0; i < length; i++) return result.Count;
path.Add(result[i]);
return length;
} }
public static int MergeCorridorEndMoved(ref List<long> path, int npath, int maxPath, Span<long> visited, int nvisited) public static int MergeCorridorEndMoved(ref List<long> path, int npath, int maxPath, Span<long> visited, int nvisited)