private static void BuildHierarchy([NotNull] GameObject root, [NotNull] SerializedObjectsLookup serializedObjectsLookup, [NotNull] Dictionary <long, TransformObject> objObjMap)
{
if (objObjMap.ContainsKey(root.m_PathID))
{
return;
}
var transform = new RawTransform(root.m_Transform);
var transformObject = new TransformObject(root.m_Name, transform);
objObjMap.Add(root.m_PathID, transformObject);
{
var childTransforms = root.m_Transform.m_Children;
if (childTransforms.Length > 0)
{
var childList = transformObject.ChildList;
Debug.Assert(childList != null, nameof(childList) + " != null");
foreach (var childTransform in childTransforms)
{
Debug.Assert(childTransform != null, nameof(childTransform) + " != null");
var childGameObject = serializedObjectsLookup.Find <GameObject>(t => t.m_Transform.m_PathID == childTransform.m_PathID);
Debug.Assert(childGameObject != null, nameof(childGameObject) + " != null");
BuildHierarchy(childGameObject, serializedObjectsLookup, objObjMap);
childList.Add(objObjMap[childGameObject.m_PathID]);
}
}
}
{
var parentTransform = root.m_Transform.m_Father;
if (!parentTransform.IsNull)
{
var parentGameObject = serializedObjectsLookup.Find <GameObject>(t => t.m_Transform.m_PathID == parentTransform.m_PathID);
Debug.Assert(parentGameObject != null, nameof(parentGameObject) + " != null");
BuildHierarchy(parentGameObject, serializedObjectsLookup, objObjMap);
transformObject.Parent = objObjMap[parentGameObject.m_PathID];
}
}
}
private static TexturedMaterial FindMaterialInfo([NotNull] SerializedObjectsLookup serializedObjectsLookup, [NotNull] Mesh mesh, int meshIndex, [NotNull] TexturedMaterialExtraProperties extraProperties)
{
var meshRenderer = serializedObjectsLookup.Find <SkinnedMeshRenderer>(renderer => renderer.m_Mesh.m_PathID == mesh.m_PathID);
if (meshRenderer == null)
{
throw new KeyNotFoundException($"Found no SkinnedMeshRenderer associated with this mesh ({mesh.m_Name}).");
}
Debug.Assert(meshRenderer.m_Materials != null);
if (meshRenderer.m_Materials.Length <= meshIndex)
{
throw new FormatException("No corresponding material is associated with this SkinnedMeshRenderer.");
}
var materialPtr = meshRenderer.m_Materials[meshIndex];
serializedObjectsLookup.TryGet(materialPtr, out var material);
if (material == null)
{
throw new KeyNotFoundException("Main material is not found by path ID.");
}
Debug.Assert(material.m_SavedProperties != null);
Debug.Assert(material.m_SavedProperties.m_TexEnvs != null);
Debug.Assert(material.m_SavedProperties.m_TexEnvs.Length > 0);
var kvPairs = material.m_SavedProperties.m_TexEnvs;
UnityTexEnv mainTexEnv = null;
UnityTexEnv subTexEnv = null;
foreach (var kv in kvPairs)
{
if (kv.Key.Equals("_MainTex", StringComparison.Ordinal))
{
mainTexEnv = kv.Value;
}
else if (kv.Key.Equals("_SubTex", StringComparison.Ordinal))
{
subTexEnv = kv.Value;
}
if (mainTexEnv != null && subTexEnv != null)
{
break;
}
}
var hasMainTexture = mainTexEnv != null;
var hasSubTexture = subTexEnv != null;
Texture2D mainTexture = null;
if (hasMainTexture)
{
serializedObjectsLookup.TryGet(mainTexEnv.m_Texture, out mainTexture);
if (mainTexture == null)
{
var pptrStr = mainTexEnv.m_Texture.GetDebugDescription();
Trace.WriteLine($"Warning: Main texture is not found by path ID, use default \"white\" instead. {pptrStr}");
}
}
Texture2D subTexture = null;
if (hasSubTexture)
{
serializedObjectsLookup.TryGet(subTexEnv.m_Texture, out subTexture);
if (subTexture == null)
{
var pptrStr = subTexEnv.m_Texture.GetDebugDescription();
Trace.WriteLine($"Warning: Sub texture is not found by path ID, use default \"white\" instead. {pptrStr}");
}
}
return(new TexturedMaterial(material.m_Name, hasMainTexture, mainTexture, hasSubTexture, subTexture, extraProperties));
}