/// <summary>
/// Assignment operator. This is O(1) operation, i.e. no data is copied
/// </summary>
/// <param name="m"></param>
/// <returns></returns>
public SparseMat AssignFrom(SparseMat m)
{
ThrowIfDisposed();
if (m == null)
{
throw new ArgumentNullException(nameof(m));
}
NativeMethods.core_SparseMat_operatorAssign_SparseMat(ptr, m.CvPtr);
return(this);
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <param name="value"></param>
public void Write(string name, SparseMat value)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
NativeMethods.core_FileStorage_write_SparseMat(ptr, name, value.CvPtr);
GC.KeepAlive(value);
}
/// <summary>
///
/// </summary>
/// <param name="defaultMat"></param>
/// <returns></returns>
public SparseMat ReadSparseMat(SparseMat defaultMat = null)
{
var value = new SparseMat();
try
{
NativeMethods.core_FileNode_read_SparseMat(ptr, value.CvPtr, Cv2.ToPtr(defaultMat));
}
catch
{
value.Dispose();
throw;
}
return(value);
}
internal Indexer(SparseMat parent)
: base(parent)
{
}
/// <summary>
/// not used now
/// </summary>
/// <param name="m"></param>
/// <param name="type"></param>
public void AssignTo(SparseMat m, int type = -1)
{
ThrowIfDisposed();
NativeMethods.core_SparseMat_assignTo(ptr, m.CvPtr, type);
}
/// <summary>
/// multiplies all the matrix elements by the specified scale factor alpha and converts the results to the specified data type
/// </summary>
/// <param name="m"></param>
/// <param name="rtype"></param>
/// <param name="alpha"></param>
public void ConvertTo(SparseMat m, int rtype, double alpha = 1)
{
ThrowIfDisposed();
NativeMethods.core_SparseMat_convertTo_SparseMat(ptr, m.CvPtr, rtype, alpha);
}
/// <summary>
/// copies all the data to the destination matrix. All the previous content of m is erased.
/// </summary>
/// <param name="m"></param>
public void CopyTo(SparseMat m)
{
ThrowIfDisposed();
NativeMethods.core_SparseMat_copyTo_SparseMat(ptr, m.CvPtr);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="parent"></param>
internal SparseMatIndexer(SparseMat parent)
{
this.parent = parent;
}
