getTransformTo method Null safety

Matrix4 getTransformTo(
  1. RenderObject? ancestor
)

Applies the paint transform up the tree to ancestor.

Returns a matrix that maps the local paint coordinate system to the coordinate system of ancestor.

If ancestor is null, this method returns a matrix that maps from the local paint coordinate system to the coordinate system of the PipelineOwner.rootNode.

Implementation

Matrix4 getTransformTo(RenderObject? ancestor);