API Reference > OdDb Classes > OdDbBlockReference Class > OdDbBlockReference Methods > OdDbBlockReference::blockTransform Method
OdDbBlockReference::blockTransform Method
Syntax
C++
OdGeMatrix3d blockTransform() const;

Returns the transformation matrix mapping a point in the MCS to the WCS.

The Microspace Coordinate System (MCS) is the WCS within the block definition. Applying this matrix to the center of an arc within the block definition returns the center of the arc as it appears in the block reference.

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