void BakeTileCache()
{
UpdateProgress(0f);
int nverts = 0;
float[] verts = null;
int ntris = 0;
int[] tris = null;
ProcessTerrain(ref verts, ref nverts, ref tris, ref ntris);
UpdateProgress(0.25f);
IntPtr vertsPtr = Marshal.AllocHGlobal(verts.Length * sizeof(float));
Marshal.Copy(verts, 0, vertsPtr, verts.Length);
IntPtr trisPtr = Marshal.AllocHGlobal(tris.Length * sizeof(int));
Marshal.Copy(tris, 0, trisPtr, tris.Length);
InputGeometry geom = new InputGeometry()
{
verts = vertsPtr,
tris = trisPtr,
nverts = nverts,
ntris = ntris
};
UpdateProgress(0.5f);
RecastConfig recastConfig = FindObjectOfType <RecastConfig>();
Dictionary <string, ushort> areas = new Dictionary <string, ushort>();
ushort k = 1;
foreach (var layer in recastConfig.Layers)
{
areas.Add(layer.LayerID, k);
TileCache.addFlag(k, 1);
k *= 2;
}
DetourConvexVolume[] volumes = FindObjectsOfType <Pathfinding.DetourConvexVolume>();
foreach (var volume in volumes)
{
TileCache.addConvexVolume(volume.floatNodes(), volume.nodes.Count, volume.maxY, volume.minY, areas[volume.AreaID]);
}
IntPtr tileCache = new IntPtr(0);
IntPtr navMesh = new IntPtr(0);
IntPtr navQuery = new IntPtr(0);
TileCache.handleTileCacheBuild(ref config, ref ecfg, ref geom, ref tileCache, ref navMesh, ref navQuery);
UpdateProgress(0.75f);
// Create asset
TileCacheAsset asset = CustomAssetUtility.CreateAssetWithoutSaving <TileCacheAsset>();
IntPtr tilesHeader = new IntPtr(0);
TileCache.getTileCacheHeaders(ref asset.header, ref tilesHeader, tileCache, navMesh);
// Copy to asset
asset.config = config;
// Copy sizes
int structSize = Marshal.SizeOf(typeof(TileCacheAsset.TileCacheTileHeader));
asset.tilesHeader = new TileCacheAsset.TileCacheTileHeader[asset.header.numTiles];
for (uint i = 0; i < asset.header.numTiles; ++i)
{
asset.tilesHeader[i] = (TileCacheAsset.TileCacheTileHeader)Marshal.PtrToStructure(new IntPtr(tilesHeader.ToInt64() + (structSize * i)), typeof(TileCacheAsset.TileCacheTileHeader));
}
// Copy data
int dataSize = 0;
int start = 0;
for (uint i = 0; i < asset.header.numTiles; ++i)
{
dataSize += asset.tilesHeader[i].dataSize;
}
asset.tilesData = new byte[dataSize];
for (uint i = 0; i < asset.header.numTiles; ++i)
{
IntPtr tilePtr = TileCache.getTileCacheTile(tileCache, (int)i);
CompressedTile tile = (CompressedTile)Marshal.PtrToStructure(tilePtr, typeof(CompressedTile));
asset.tilesHeader[i] = (TileCacheAsset.TileCacheTileHeader)Marshal.PtrToStructure(new IntPtr(tilesHeader.ToInt64() + (structSize * i)), typeof(TileCacheAsset.TileCacheTileHeader));
if (asset.tilesHeader[i].dataSize > 0)
{
Marshal.Copy(tile.data, asset.tilesData, start, asset.tilesHeader[i].dataSize);
start += asset.tilesHeader[i].dataSize;
}
}
// Save asset
CustomAssetUtility.SaveAsset <TileCacheAsset>(asset);
// Close window
UpdateProgress(0f);
EditorUtility.ClearProgressBar();
}
public static extern bool handleTileCacheBuild(ref Config cfg, ref ExtendedConfig ecfg, ref InputGeometry geom, ref IntPtr tileCache, ref IntPtr navMesh, ref IntPtr navQuery);
public static extern bool handleTileCacheBuild(ref Config cfg, ref ExtendedConfig ecfg, ref InputGeometry geom, ref IntPtr tileCache, ref IntPtr navMesh, ref IntPtr navQuery);
