/// <summary>
/// 在foldup后更lookuptable
/// </summary>
/// <param name="participatedGroup">参与折叠的面</param>
/// <param name="movedFaceGroup">所有移动的面</param>
/// <param name="fixedFaceGroup">所有不动的面</param>
/// <param name="IsFacingUser">是否组的法线面向用户</param>
/// <returns></returns>
public bool UpdateTableAfterFoldUp( List<Face> participatedFaces, List<Face> movedFaces, List<Face> fixedFaces, bool IsFacingUser = true )
{
if (movedFaces.Count == 0)
return false;
RemoveRedundantFaceGroup();
FaceGroup participatedGroup = GetGroup( participatedFaces[ 0 ] );
FaceGroup movedFaceGroup = new FaceGroup( movedFaces[ 0 ] );
FaceGroup fixedFaceGroup = new FaceGroup( fixedFaces[ 0 ] );
foreach ( Face f in movedFaces )
{
if ( !movedFaceGroup.HasFace( f ) )
{
movedFaceGroup.AddFace( f );
}
}
foreach ( Face f in fixedFaces )
{
if ( !fixedFaceGroup.HasFace( f ) )
{
fixedFaceGroup.AddFace( f );
}
}
foreach ( Face fp in participatedGroup.GetFaceList() )
{
if ( fp.LeftChild == null && fp.RightChild == null )
{
if ( !movedFaceGroup.HasFace( fp ) && !fixedFaceGroup.HasFace( fp ) )
{
fixedFaceGroup.AddFace( fp );
}
}
}
fixedFaceGroup.SortFace();
fixedFaceGroup.Normal = participatedGroup.Normal;
return participatedGroup.UpdateGroupAfterFoldUp( participatedGroup, movedFaceGroup, fixedFaceGroup, IsFacingUser );
}
/// <summary>
/// 在bend前调用
/// </summary>
/// <param name="faces">要bend的所有面</param>
/// <param name="angle">bend的角度,角度</param>
public bool BeforeBending(List<Face> faces)
{
if ( faces == null )
{
return false;
}
if ( faces.Count == 0)
{
return false;
}
if (bendingParticipateGroup != null)
{
return false;
}
// 建立bending的临时组
bendingParticipateGroup = new FaceGroup( faces[ 0 ] );
for ( int i = 1; i < faces.Count; i++ )
{
bendingParticipateGroup.AddFace( faces[ i ] );
}
bendingParticipateGroup.SortFace();
bendingParticipateGroup.Normal = bendingParticipateGroup.GetFaceList()[ 0 ].Normal;
if ( CloverMath.IsTwoVectorTheSameDir( bendingParticipateGroup.Normal, GetGroup( bendingParticipateGroup.GetFaceList()[ 0 ] ).Normal, true ) )
{
IsBasicBendedFaceTheSameNormalWithItsGroup = true;
}
for ( int i = 0; i < faces.Count; i++ )
{
RemoveFace( faces[ i ] );
}
UpdateGroup();
// 判断折叠样式
return true;
}