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using System.Collections.Generic;
using UnityEngine.Profiling;
namespace Pathfinding.Util {
public interface IGraphSnapshot : System.IDisposable {
/// <summary>
/// Restores the graph data to the state it had when the snapshot was taken, in the bounding box that the snapshot captured.
///
/// You can get the context from the callback provided to the <see cref="AstarPath.AddWorkItem"/> method.
/// </summary>
void Restore(IGraphUpdateContext ctx);
}
/// <summary>
/// A snapshot of parts of graphs.
///
/// See: <see cref="AstarPath.Snapshot"/>
/// </summary>
public struct GraphSnapshot : IGraphSnapshot {
List<IGraphSnapshot> inner;
internal GraphSnapshot (List<IGraphSnapshot> inner) {
this.inner = inner;
}
/// <summary>\copydocref{IGraphSnapshot.Restore}</summary>
public void Restore (IGraphUpdateContext ctx) {
Profiler.BeginSample("Restoring Graph Snapshot");
for (int i = 0; i < inner.Count; i++) {
inner[i].Restore(ctx);
}
Profiler.EndSample();
}
public void Dispose () {
if (inner != null) {
for (int i = 0; i < inner.Count; i++) {
inner[i].Dispose();
}
inner = null;
}
}
}
}
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