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C1.Win.C1DX.4.8 Assembly / C1.Util.DX.Direct3D11 Namespace / DeviceContext Class / MapSubresource Method / MapSubresource(Resource,Int32,MapMode,MapFlags) Method
A reference to a Resource interface.
Index number of the subresource.
Specifies the CPU's read and write permissions for a resource. For possible values, see MapMode.
Flag that specifies what the CPU should do when the GPU is busy. This flag is optional.

In This Topic
    MapSubresource(Resource,Int32,MapMode,MapFlags) Method
    In This Topic
    Gets a reference to the data contained in a subresource, and denies the GPU access to that subresource.
    Syntax
    'Declaration
     
    Public Overloads Function MapSubresource( _
       ByVal resourceRef As Resource, _
       ByVal subresource As System.Integer, _
       ByVal mapType As MapMode, _
       ByVal mapFlags As MapFlags _
    ) As DataBox
    public DataBox MapSubresource( 
       Resource resourceRef,
       System.int subresource,
       MapMode mapType,
       MapFlags mapFlags
    )

    Parameters

    resourceRef
    A reference to a Resource interface.
    subresource
    Index number of the subresource.
    mapType
    Specifies the CPU's read and write permissions for a resource. For possible values, see MapMode.
    mapFlags
    Flag that specifies what the CPU should do when the GPU is busy. This flag is optional.

    Return Value

    The mapped subresource (see C1.Util.DX.DataBox). If MapFlags.DoNotWait is used and the resource is still being used by the GPU, this method return an empty DataBox whose property C1.Util.DX.DataBox.IsEmpty returns true.
    See Also