public TagAnalyzer(TagCache cache, HaloTag tag)
{
_cache = cache;
_tag = tag;
_tagMap = BuildTagMap(tag);
_dataFixupsByWriteOffset = _tag.DataFixups.ToDictionary(f => f.WriteOffset);
_resourceFixupsByWriteOffset = _tag.ResourceFixups.ToDictionary(f => f.WriteOffset);
}
/// <summary>
/// Builds a memory map for a tag.
/// </summary>
/// <param name="tag">The tag to build a memory map for.</param>
/// <returns>The built map.</returns>
private static MemoryMap BuildTagMap(HaloTag tag)
{
// Create a memory map with a boundary at each fixup target
// and at the main structure
var result = new MemoryMap(0, tag.Size);
result.AddBoundary(tag.MainStructOffset);
result.AddBoundaries(tag.DataFixups.Select(f => f.TargetOffset));
return result;
}