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added Tile hash lookup size in DtNavMesh

This commit is contained in:
ikpil 2024-05-18 00:10:58 +09:00
parent 72d042b1ea
commit 3b5e85eeb6
1 changed files with 16 additions and 8 deletions
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24
src/DotRecast.Detour/DtNavMesh.cs
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@ -27,6 +27,8 @@ namespace DotRecast.Detour
{
using static DtDetour;
/// A navigation mesh based on tiles of convex polygons.
/// @ingroup detour
public class DtNavMesh
{
private DtNavMeshParams m_params; //< Current initialization params. TODO: do not store this info twice.
@ -34,6 +36,7 @@ namespace DotRecast.Detour
private float m_tileWidth; // < Dimensions of each tile.
private float m_tileHeight; // < Dimensions of each tile.
private int m_maxTiles; // < Max number of tiles.
private int m_tileLutSize; //< Tile hash lookup size (must be pot).
private int m_tileLutMask; // < Tile hash lookup mask.
private Dictionary<int, List<DtMeshTile>> m_posLookup; //< Tile hash lookup.
@ -45,19 +48,24 @@ namespace DotRecast.Detour
private int m_tileCount;
public DtStatus Init(DtNavMeshParams option, int maxVertsPerPoly)
public DtStatus Init(DtNavMeshParams param, int maxVertsPerPoly)
{
m_params = option;
m_orig = option.orig;
m_tileWidth = option.tileWidth;
m_tileHeight = option.tileHeight;
m_params = param;
m_orig = param.orig;
m_tileWidth = param.tileWidth;
m_tileHeight = param.tileHeight;
// Init tiles
m_maxTiles = option.maxTiles;
m_maxVertPerPoly = maxVertsPerPoly;
m_tileLutMask = Math.Max(1, DtUtils.NextPow2(option.maxTiles)) - 1;
m_maxTiles = param.maxTiles;
m_tileLutSize = DtUtils.NextPow2(param.maxTiles);
if (0 == m_tileLutSize)
m_tileLutSize = 1;
m_tileLutMask = m_tileLutSize - 1;
m_tiles = new DtMeshTile[m_maxTiles];
m_posLookup = new Dictionary<int, List<DtMeshTile>>();
m_nextFree = new LinkedList<DtMeshTile>();
m_tiles = new DtMeshTile[m_maxTiles];
for (int i = 0; i < m_maxTiles; i++)
{
m_tiles[i] = new DtMeshTile(i);